From 9b329e7355ce9e396e6b4b033b019a5d5a8cd378 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Tue, 15 Nov 2022 10:32:08 +0100 Subject: [PATCH 01/22] temporary log window without log --- CMakeLists.txt | 3 +++ include/logwindow.h | 24 ++++++++++++++++++++++++ include/petrack.h | 6 ++++++ src/logwindow.cpp | 18 ++++++++++++++++++ src/petrack.cpp | 13 +++++++++++++ ui/control.ui | 6 +++++- ui/logwindow.ui | 32 ++++++++++++++++++++++++++++++++ 7 files changed, 101 insertions(+), 1 deletion(-) create mode 100644 include/logwindow.h create mode 100644 src/logwindow.cpp create mode 100644 ui/logwindow.ui diff --git a/CMakeLists.txt b/CMakeLists.txt index f2cf11403..bc9937a6b 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -384,6 +384,7 @@ target_sources(petrack_core PRIVATE include/frameRange.h include/pdoublespinbox.h include/pspinbox.h + include/logwindow.h ) target_sources(petrack_core PRIVATE @@ -447,6 +448,7 @@ target_sources(petrack_core PRIVATE src/manualTrackpointMover.cpp src/pdoublespinbox.cpp src/pspinbox.cpp + src/logwindow.cpp ui/about.ui ui/codeMarker.ui ui/colorMarker.ui @@ -456,6 +458,7 @@ target_sources(petrack_core PRIVATE ui/control.ui ui/openMoCapDialog.ui ui/moCapSelectionWidget.ui + ui/logwindow.ui ) target_sources(petrack PRIVATE diff --git a/include/logwindow.h b/include/logwindow.h new file mode 100644 index 000000000..cb466302d --- /dev/null +++ b/include/logwindow.h @@ -0,0 +1,24 @@ +#ifndef LOGWINDOW_H +#define LOGWINDOW_H + +#include <QWidget> +#include <petrack.h> + +namespace Ui +{ +class LogWindow; +} + +class LogWindow : public QWidget +{ + Q_OBJECT + +public: + LogWindow(QWidget *parent, Ui::LogWindow *mUi); + +private: + Ui::LogWindow *mUi; + Petrack *mMainWindow; +}; + +#endif // LOGWINDOW_H diff --git a/include/petrack.h b/include/petrack.h index b679b42bc..39f644cae 100644 --- a/include/petrack.h +++ b/include/petrack.h @@ -37,6 +37,7 @@ #include "brightContrastFilter.h" #include "coordItem.h" #include "extrCalibration.h" +#include "logwindow.h" #include "manualTrackpointMover.h" #include "moCapController.h" #include "moCapPerson.h" @@ -85,6 +86,7 @@ class ColorMarkerWidget; class CodeMarkerWidget; class MultiColorMarkerWidget; class ViewWidget; +class LogWindow; class Player; class TrackerItem; class StereoItem; @@ -127,6 +129,7 @@ private slots: void fitInROI(); void commandLineOptions(); void keyBindings(); + void showLogWindow(); void about(); void onlineHelp(); void setCamera(); @@ -222,6 +225,7 @@ public: inline ColorMarkerWidget *getColorMarkerWidget() { return mColorMarkerWidget; } inline CodeMarkerWidget *getCodeMarkerWidget() { return mCodeMarkerWidget; } inline MultiColorMarkerWidget *getMultiColorMarkerWidget() { return mMultiColorMarkerWidget; } + inline LogWindow *getLogWindow() { return mLogWindow; } inline GraphicsView *getView() { return mView; } inline QGraphicsScene *getScene() { return mScene; } inline QImage *getImage() { return mImage; } @@ -383,6 +387,7 @@ private: ColorMarkerWidget *mColorMarkerWidget; CodeMarkerWidget *mCodeMarkerWidget; MultiColorMarkerWidget *mMultiColorMarkerWidget; + LogWindow *mLogWindow; QAction *mOpenSeqAct; QAction *mOpenCameraAct; @@ -426,6 +431,7 @@ private: QAction *mDelPartRoiAct; QAction *mCommandAct; QAction *mKeyAct; + QAction *mShowLogWindowAct; QAction *mAboutAct; QAction *mOnlineHelpAct; QActionGroup *mCameraGroupView; diff --git a/src/logwindow.cpp b/src/logwindow.cpp new file mode 100644 index 000000000..291c02246 --- /dev/null +++ b/src/logwindow.cpp @@ -0,0 +1,18 @@ +#include "logwindow.h" + +#include "ui_logwindow.h" + +LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) +{ + mMainWindow = (class Petrack *) parent; + if(!ui) + { + mUi = new Ui::LogWindow(); + } + else + { + mUi = ui; + } + + mUi->setupUi(this); +} diff --git a/src/petrack.cpp b/src/petrack.cpp index 3b10964cf..b4b624945 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -165,6 +165,10 @@ Petrack::Petrack() : connect(mView, &GraphicsView::mouseAltReleased, this, &Petrack::releaseTrackPoint); connect(mView, &GraphicsView::mouseCtrlWheel, this, &Petrack::scrollShowOnly); + mLogWindow = new LogWindow(this, nullptr); + mLogWindow->setWindowFlags(Qt::Window); + mLogWindow->setWindowTitle("Log"); + mPlayerWidget = new Player(mAnimation, this); QVBoxLayout *vLayout = new QVBoxLayout; @@ -1681,6 +1685,10 @@ void Petrack::showHideControlWidget() // show | hide Control mViewWidget->hideControls(mHideControlsAct->isChecked()); } +void Petrack::showLogWindow() +{ + mLogWindow->show(); +} void Petrack::setCamera() { @@ -1802,6 +1810,9 @@ void Petrack::createActions() connect(mHideControlsAct, SIGNAL(triggered()), this, SLOT(showHideControlWidget())); connect(mHideControlsAct, SIGNAL(changed()), this, SLOT(showHideControlWidget())); + mShowLogWindowAct = new QAction(tr("&Show log window"), this); + connect(mShowLogWindowAct, SIGNAL(triggered()), this, SLOT(showLogWindow())); + mCropZoomViewAct = new QAction(tr("&Transform while saving"), this); // Crop and zoom while saving mCropZoomViewAct->setCheckable(true); @@ -1960,6 +1971,8 @@ void Petrack::createMenus() mViewMenu->addAction(mFontAct); mViewMenu->addSeparator(); mViewMenu->addAction(mHideControlsAct); + mViewMenu->addSeparator(); + mViewMenu->addAction(mShowLogWindowAct); mDeleteMenu = new QMenu(tr("&Delete"), this); mDeleteMenu->addAction(mDelPastAct); diff --git a/ui/control.ui b/ui/control.ui index 8360fdc20..597a195ab 100644 --- a/ui/control.ui +++ b/ui/control.ui @@ -74,7 +74,7 @@ <enum>Qt::LeftToRight</enum> </property> <property name="currentIndex"> - <number>0</number> + <number>1</number> </property> <property name="tabsClosable"> <bool>false</bool> @@ -3643,6 +3643,7 @@ <widget class="QLabel" name="recoNumberNow"> <property name="font"> <font> + <weight>75</weight> <bold>true</bold> </font> </property> @@ -4990,6 +4991,7 @@ <widget class="QLabel" name="trackNumberNow"> <property name="font"> <font> + <weight>75</weight> <bold>true</bold> </font> </property> @@ -5030,6 +5032,7 @@ <widget class="QLabel" name="trackNumberVisible"> <property name="font"> <font> + <weight>75</weight> <bold>true</bold> </font> </property> @@ -5045,6 +5048,7 @@ <widget class="QLabel" name="trackNumberAll"> <property name="font"> <font> + <weight>75</weight> <bold>true</bold> </font> </property> diff --git a/ui/logwindow.ui b/ui/logwindow.ui new file mode 100644 index 000000000..2660d78c7 --- /dev/null +++ b/ui/logwindow.ui @@ -0,0 +1,32 @@ +<?xml version="1.0" encoding="UTF-8"?> +<ui version="4.0"> + <class>LogWindow</class> + <widget class="QWidget" name="LogWindow"> + <property name="geometry"> + <rect> + <x>0</x> + <y>0</y> + <width>400</width> + <height>300</height> + </rect> + </property> + <property name="windowTitle"> + <string>Form</string> + </property> + <layout class="QVBoxLayout" name="verticalLayout"> + <item> + <layout class="QHBoxLayout" name="horizontalLayout"> + <item> + <widget class="QLabel" name="label"> + <property name="text"> + <string>Log</string> + </property> + </widget> + </item> + </layout> + </item> + </layout> + </widget> + <resources/> + <connections/> +</ui> -- GitLab From d02442f8d8049537bb4841c5dfba723410b7c153 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Wed, 16 Nov 2022 10:13:30 +0100 Subject: [PATCH 02/22] tmp commit --- include/logwindow.h | 22 ++++++++++++++++++++++ src/autoCalib.cpp | 1 + src/logwindow.cpp | 29 +++++++++++++++++++++++++++++ src/petrack.cpp | 1 + ui/logwindow.ui | 13 ++++++++----- 5 files changed, 61 insertions(+), 5 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index cb466302d..93e2362c1 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -1,3 +1,21 @@ +/* +* PeTrack - Software for tracking pedestrians movement in videos +* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 +* +* This program is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program. If not, see <https://www.gnu.org/licenses/>. +*/ + #ifndef LOGWINDOW_H #define LOGWINDOW_H @@ -16,6 +34,10 @@ class LogWindow : public QWidget public: LogWindow(QWidget *parent, Ui::LogWindow *mUi); +public slots: + void appendLogText(const QString &msg); + void appendLogText(); + private: Ui::LogWindow *mUi; Petrack *mMainWindow; diff --git a/src/autoCalib.cpp b/src/autoCalib.cpp index 83f3d315b..c96544c6e 100644 --- a/src/autoCalib.cpp +++ b/src/autoCalib.cpp @@ -158,6 +158,7 @@ void AutoCalib::autoCalib() debout << "Search for cheesboard pattern (" << board_size.width << "x" << board_size.height << ") with square size: " << square_size << "cm..." << std::endl; + mMainWindow->getLogWindow()->appendLogText(QString("Search for cheesboard pattern (")); bool min_one_pattern_found = false; // search for chessbord corners in every image for(int i = 0; i < mCalibFiles.size(); ++i) diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 291c02246..05b6175a9 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -1,3 +1,21 @@ +/* +* PeTrack - Software for tracking pedestrians movement in videos +* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 +* +* This program is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program. If not, see <https://www.gnu.org/licenses/>. +*/ + #include "logwindow.h" #include "ui_logwindow.h" @@ -15,4 +33,15 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) } mUi->setupUi(this); + mUi->logText->setReadOnly(true); + connect(mUi->testLog, SIGNAL(clicked()),this, SLOT(appendLogText())); +} + +void LogWindow::appendLogText(const QString &msg){ + mUi->logText->appendPlainText(msg); + mUi->logText->verticalScrollBar()->setValue(mUi->logText->verticalScrollBar()->maximum()); +} +void LogWindow::appendLogText(){ + mUi->logText->appendPlainText(QString("testtestestestestestetstetsetsetsetstestetsetstestetstestetsetstetsetstetstetstetststsetset")); + mUi->logText->verticalScrollBar()->setValue(mUi->logText->verticalScrollBar()->maximum()); } diff --git a/src/petrack.cpp b/src/petrack.cpp index b4b624945..7d938c703 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -169,6 +169,7 @@ Petrack::Petrack() : mLogWindow->setWindowFlags(Qt::Window); mLogWindow->setWindowTitle("Log"); + mPlayerWidget = new Player(mAnimation, this); QVBoxLayout *vLayout = new QVBoxLayout; diff --git a/ui/logwindow.ui b/ui/logwindow.ui index 2660d78c7..21043e1ab 100644 --- a/ui/logwindow.ui +++ b/ui/logwindow.ui @@ -14,14 +14,17 @@ <string>Form</string> </property> <layout class="QVBoxLayout" name="verticalLayout"> + <item> + <widget class="QPushButton" name="testLog"> + <property name="text"> + <string>Push me</string> + </property> + </widget> + </item> <item> <layout class="QHBoxLayout" name="horizontalLayout"> <item> - <widget class="QLabel" name="label"> - <property name="text"> - <string>Log</string> - </property> - </widget> + <widget class="QPlainTextEdit" name="logText"/> </item> </layout> </item> -- GitLab From 3812cc1b96f70396af4f3cead74606bef64ec037 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Mon, 21 Nov 2022 16:59:10 +0100 Subject: [PATCH 03/22] log function finally works now --- include/helper.h | 2 +- include/logwindow.h | 6 ++++-- src/autoCalib.cpp | 1 - src/helper.cpp | 8 ++++++++ src/logwindow.cpp | 14 +++++++------- src/petrack.cpp | 2 +- ui/logwindow.ui | 7 ------- 7 files changed, 21 insertions(+), 19 deletions(-) diff --git a/include/helper.h b/include/helper.h index 3433d1cc4..d1b11153a 100644 --- a/include/helper.h +++ b/include/helper.h @@ -291,7 +291,7 @@ inline clock_t getElapsedTime() return diffTime; } bool newerThanVersion(const QString &q1, const QString &q2); - +std::string splitFileName(std::string fileName); /** * Computes the median of the values in a given vector. diff --git a/include/logwindow.h b/include/logwindow.h index 93e2362c1..9a42d78cb 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -21,6 +21,9 @@ #include <QWidget> #include <petrack.h> +#include <string_view> +#include <experimental/source_location> +#include <sstream> namespace Ui { @@ -35,8 +38,7 @@ public: LogWindow(QWidget *parent, Ui::LogWindow *mUi); public slots: - void appendLogText(const QString &msg); - void appendLogText(); + void appendLogText(std::string_view msg, const std::experimental::source_location location = std::experimental::source_location::current()); private: Ui::LogWindow *mUi; diff --git a/src/autoCalib.cpp b/src/autoCalib.cpp index c96544c6e..83f3d315b 100644 --- a/src/autoCalib.cpp +++ b/src/autoCalib.cpp @@ -158,7 +158,6 @@ void AutoCalib::autoCalib() debout << "Search for cheesboard pattern (" << board_size.width << "x" << board_size.height << ") with square size: " << square_size << "cm..." << std::endl; - mMainWindow->getLogWindow()->appendLogText(QString("Search for cheesboard pattern (")); bool min_one_pattern_found = false; // search for chessbord corners in every image for(int i = 0; i < mCalibFiles.size(); ++i) diff --git a/src/helper.cpp b/src/helper.cpp index 31cc9e9c9..42456c35e 100644 --- a/src/helper.cpp +++ b/src/helper.cpp @@ -254,3 +254,11 @@ bool newerThanVersion(const QString &q1, const QString &q2) } return false; } +std::string splitFileName(std::string fileName){ + std::string delimiter = "/"; + size_t pos = 0; + while ((pos = fileName.find(delimiter)) != std::string::npos) { + fileName.erase(0, pos + delimiter.length()); + } + return fileName; +} diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 05b6175a9..ee49ea6e6 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -34,14 +34,14 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->setupUi(this); mUi->logText->setReadOnly(true); - connect(mUi->testLog, SIGNAL(clicked()),this, SLOT(appendLogText())); } -void LogWindow::appendLogText(const QString &msg){ - mUi->logText->appendPlainText(msg); - mUi->logText->verticalScrollBar()->setValue(mUi->logText->verticalScrollBar()->maximum()); -} -void LogWindow::appendLogText(){ - mUi->logText->appendPlainText(QString("testtestestestestestetstetsetsetsetstestetsetstestetstestetsetstetsetstetstetstetststsetset")); +void LogWindow::appendLogText(std::string_view msg, const std::experimental::source_location location){ + + std::stringstream result; + result << location.function_name() << " in " << splitFileName(location.file_name()) << " line " << location.line() << ": " << msg; + std::cout << result.str() << std::endl; + mUi->logText->appendPlainText(QString::fromStdString(result.str())); mUi->logText->verticalScrollBar()->setValue(mUi->logText->verticalScrollBar()->maximum()); } + diff --git a/src/petrack.cpp b/src/petrack.cpp index 7d938c703..8ab6a7ee0 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -168,7 +168,7 @@ Petrack::Petrack() : mLogWindow = new LogWindow(this, nullptr); mLogWindow->setWindowFlags(Qt::Window); mLogWindow->setWindowTitle("Log"); - + mLogWindow->appendLogText("Test"); mPlayerWidget = new Player(mAnimation, this); diff --git a/ui/logwindow.ui b/ui/logwindow.ui index 21043e1ab..d82423554 100644 --- a/ui/logwindow.ui +++ b/ui/logwindow.ui @@ -14,13 +14,6 @@ <string>Form</string> </property> <layout class="QVBoxLayout" name="verticalLayout"> - <item> - <widget class="QPushButton" name="testLog"> - <property name="text"> - <string>Push me</string> - </property> - </widget> - </item> <item> <layout class="QHBoxLayout" name="horizontalLayout"> <item> -- GitLab From 896a5befd2390b833f496e667b3b1444c94edbbf Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Mon, 21 Nov 2022 17:00:25 +0100 Subject: [PATCH 04/22] formatting --- include/helper.h | 2 +- include/logwindow.h | 40 +++++++++++++++++++++------------------- src/helper.cpp | 8 +++++--- src/logwindow.cpp | 40 ++++++++++++++++++++-------------------- 4 files changed, 47 insertions(+), 43 deletions(-) diff --git a/include/helper.h b/include/helper.h index d1b11153a..86b61ed0b 100644 --- a/include/helper.h +++ b/include/helper.h @@ -290,7 +290,7 @@ inline clock_t getElapsedTime() lastTime = clock(); return diffTime; } -bool newerThanVersion(const QString &q1, const QString &q2); +bool newerThanVersion(const QString &q1, const QString &q2); std::string splitFileName(std::string fileName); /** diff --git a/include/logwindow.h b/include/logwindow.h index 9a42d78cb..da5733864 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -1,29 +1,29 @@ /* -* PeTrack - Software for tracking pedestrians movement in videos -* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 -* -* This program is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program. If not, see <https://www.gnu.org/licenses/>. -*/ + * PeTrack - Software for tracking pedestrians movement in videos + * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ #ifndef LOGWINDOW_H #define LOGWINDOW_H #include <QWidget> -#include <petrack.h> -#include <string_view> #include <experimental/source_location> +#include <petrack.h> #include <sstream> +#include <string_view> namespace Ui { @@ -38,7 +38,9 @@ public: LogWindow(QWidget *parent, Ui::LogWindow *mUi); public slots: - void appendLogText(std::string_view msg, const std::experimental::source_location location = std::experimental::source_location::current()); + void appendLogText( + std::string_view msg, + const std::experimental::source_location location = std::experimental::source_location::current()); private: Ui::LogWindow *mUi; diff --git a/src/helper.cpp b/src/helper.cpp index 42456c35e..26ab3fea1 100644 --- a/src/helper.cpp +++ b/src/helper.cpp @@ -254,10 +254,12 @@ bool newerThanVersion(const QString &q1, const QString &q2) } return false; } -std::string splitFileName(std::string fileName){ +std::string splitFileName(std::string fileName) +{ std::string delimiter = "/"; - size_t pos = 0; - while ((pos = fileName.find(delimiter)) != std::string::npos) { + size_t pos = 0; + while((pos = fileName.find(delimiter)) != std::string::npos) + { fileName.erase(0, pos + delimiter.length()); } return fileName; diff --git a/src/logwindow.cpp b/src/logwindow.cpp index ee49ea6e6..201707d4c 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -1,20 +1,20 @@ /* -* PeTrack - Software for tracking pedestrians movement in videos -* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 -* -* This program is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program. If not, see <https://www.gnu.org/licenses/>. -*/ + * PeTrack - Software for tracking pedestrians movement in videos + * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ #include "logwindow.h" @@ -36,12 +36,12 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->logText->setReadOnly(true); } -void LogWindow::appendLogText(std::string_view msg, const std::experimental::source_location location){ - +void LogWindow::appendLogText(std::string_view msg, const std::experimental::source_location location) +{ std::stringstream result; - result << location.function_name() << " in " << splitFileName(location.file_name()) << " line " << location.line() << ": " << msg; + result << location.function_name() << " in " << splitFileName(location.file_name()) << " line " << location.line() + << ": " << msg; std::cout << result.str() << std::endl; mUi->logText->appendPlainText(QString::fromStdString(result.str())); mUi->logText->verticalScrollBar()->setValue(mUi->logText->verticalScrollBar()->maximum()); } - -- GitLab From e45495475a285e6689075de1a9e2dd3ea05ce121 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Mon, 28 Nov 2022 16:23:39 +0100 Subject: [PATCH 05/22] cleanup before rebase --- include/logwindow.h | 51 +- include/spdlog/async.h | 99 + include/spdlog/async_logger-inl.h | 92 + include/spdlog/async_logger.h | 68 + include/spdlog/cfg/argv.h | 44 + include/spdlog/cfg/env.h | 38 + include/spdlog/cfg/helpers-inl.h | 120 + include/spdlog/cfg/helpers.h | 29 + include/spdlog/common-inl.h | 82 + include/spdlog/common.h | 412 ++ include/spdlog/details/backtracer-inl.h | 69 + include/spdlog/details/backtracer.h | 45 + include/spdlog/details/circular_q.h | 146 + include/spdlog/details/console_globals.h | 32 + include/spdlog/details/file_helper-inl.h | 172 + include/spdlog/details/file_helper.h | 61 + include/spdlog/details/fmt_helper.h | 164 + include/spdlog/details/log_msg-inl.h | 37 + include/spdlog/details/log_msg.h | 37 + include/spdlog/details/log_msg_buffer-inl.h | 58 + include/spdlog/details/log_msg_buffer.h | 33 + include/spdlog/details/mpmc_blocking_q.h | 132 + include/spdlog/details/null_mutex.h | 45 + include/spdlog/details/os-inl.h | 606 +++ include/spdlog/details/os.h | 118 + include/spdlog/details/periodic_worker-inl.h | 28 + include/spdlog/details/periodic_worker.h | 60 + include/spdlog/details/registry-inl.h | 306 ++ include/spdlog/details/registry.h | 121 + include/spdlog/details/synchronous_factory.h | 24 + include/spdlog/details/tcp_client-windows.h | 160 + include/spdlog/details/tcp_client.h | 145 + include/spdlog/details/thread_pool-inl.h | 141 + include/spdlog/details/thread_pool.h | 122 + include/spdlog/details/udp_client-windows.h | 111 + include/spdlog/details/udp_client.h | 94 + include/spdlog/details/windows_include.h | 11 + include/spdlog/fmt/bin_to_hex.h | 248 + include/spdlog/fmt/bundled/args.h | 234 + include/spdlog/fmt/bundled/chrono.h | 2069 ++++++++ include/spdlog/fmt/bundled/color.h | 651 +++ include/spdlog/fmt/bundled/compile.h | 611 +++ include/spdlog/fmt/bundled/core.h | 3323 +++++++++++++ include/spdlog/fmt/bundled/fmt.license.rst | 27 + include/spdlog/fmt/bundled/format-inl.h | 1723 +++++++ include/spdlog/fmt/bundled/format.h | 4217 +++++++++++++++++ include/spdlog/fmt/bundled/locale.h | 2 + include/spdlog/fmt/bundled/os.h | 478 ++ include/spdlog/fmt/bundled/ostream.h | 237 + include/spdlog/fmt/bundled/printf.h | 640 +++ include/spdlog/fmt/bundled/ranges.h | 722 +++ include/spdlog/fmt/bundled/std.h | 171 + include/spdlog/fmt/bundled/xchar.h | 229 + include/spdlog/fmt/chrono.h | 22 + include/spdlog/fmt/compile.h | 22 + include/spdlog/fmt/fmt.h | 33 + include/spdlog/fmt/ostr.h | 22 + include/spdlog/fmt/ranges.h | 22 + include/spdlog/fmt/std.h | 23 + include/spdlog/fmt/xchar.h | 22 + include/spdlog/formatter.h | 18 + include/spdlog/fwd.h | 18 + include/spdlog/logger-inl.h | 257 + include/spdlog/logger.h | 428 ++ include/spdlog/pattern_formatter-inl.h | 1436 ++++++ include/spdlog/pattern_formatter.h | 128 + include/spdlog/sinks/android_sink.h | 142 + include/spdlog/sinks/ansicolor_sink-inl.h | 145 + include/spdlog/sinks/ansicolor_sink.h | 118 + include/spdlog/sinks/base_sink-inl.h | 63 + include/spdlog/sinks/base_sink.h | 52 + include/spdlog/sinks/basic_file_sink-inl.h | 44 + include/spdlog/sinks/basic_file_sink.h | 60 + include/spdlog/sinks/daily_file_sink.h | 297 ++ include/spdlog/sinks/dist_sink.h | 97 + include/spdlog/sinks/dup_filter_sink.h | 94 + include/spdlog/sinks/hourly_file_sink.h | 204 + include/spdlog/sinks/mongo_sink.h | 107 + include/spdlog/sinks/msvc_sink.h | 59 + include/spdlog/sinks/null_sink.h | 44 + include/spdlog/sinks/ostream_sink.h | 50 + include/spdlog/sinks/qt_sinks.h | 102 + include/spdlog/sinks/ringbuffer_sink.h | 74 + include/spdlog/sinks/rotating_file_sink-inl.h | 152 + include/spdlog/sinks/rotating_file_sink.h | 81 + include/spdlog/sinks/sink-inl.h | 25 + include/spdlog/sinks/sink.h | 35 + include/spdlog/sinks/stdout_color_sinks-inl.h | 38 + include/spdlog/sinks/stdout_color_sinks.h | 45 + include/spdlog/sinks/stdout_sinks-inl.h | 139 + include/spdlog/sinks/stdout_sinks.h | 87 + include/spdlog/sinks/syslog_sink.h | 109 + include/spdlog/sinks/systemd_sink.h | 119 + include/spdlog/sinks/tcp_sink.h | 81 + include/spdlog/sinks/udp_sink.h | 74 + include/spdlog/sinks/win_eventlog_sink.h | 289 ++ include/spdlog/sinks/wincolor_sink-inl.h | 175 + include/spdlog/sinks/wincolor_sink.h | 85 + include/spdlog/spdlog-inl.h | 120 + include/spdlog/spdlog.h | 354 ++ include/spdlog/stopwatch.h | 69 + include/spdlog/tweakme.h | 140 + include/spdlog/version.h | 10 + src/logwindow.cpp | 75 +- src/petrack.cpp | 5 +- 105 files changed, 26140 insertions(+), 65 deletions(-) create mode 100644 include/spdlog/async.h create mode 100644 include/spdlog/async_logger-inl.h create mode 100644 include/spdlog/async_logger.h create mode 100644 include/spdlog/cfg/argv.h create mode 100644 include/spdlog/cfg/env.h create mode 100644 include/spdlog/cfg/helpers-inl.h create mode 100644 include/spdlog/cfg/helpers.h create mode 100644 include/spdlog/common-inl.h create mode 100644 include/spdlog/common.h create mode 100644 include/spdlog/details/backtracer-inl.h create mode 100644 include/spdlog/details/backtracer.h create mode 100644 include/spdlog/details/circular_q.h create mode 100644 include/spdlog/details/console_globals.h create mode 100644 include/spdlog/details/file_helper-inl.h create mode 100644 include/spdlog/details/file_helper.h create mode 100644 include/spdlog/details/fmt_helper.h create mode 100644 include/spdlog/details/log_msg-inl.h create mode 100644 include/spdlog/details/log_msg.h create mode 100644 include/spdlog/details/log_msg_buffer-inl.h create mode 100644 include/spdlog/details/log_msg_buffer.h create mode 100644 include/spdlog/details/mpmc_blocking_q.h create mode 100644 include/spdlog/details/null_mutex.h create mode 100644 include/spdlog/details/os-inl.h create mode 100644 include/spdlog/details/os.h create mode 100644 include/spdlog/details/periodic_worker-inl.h create mode 100644 include/spdlog/details/periodic_worker.h create mode 100644 include/spdlog/details/registry-inl.h create mode 100644 include/spdlog/details/registry.h create mode 100644 include/spdlog/details/synchronous_factory.h create mode 100644 include/spdlog/details/tcp_client-windows.h create mode 100644 include/spdlog/details/tcp_client.h create mode 100644 include/spdlog/details/thread_pool-inl.h create mode 100644 include/spdlog/details/thread_pool.h create mode 100644 include/spdlog/details/udp_client-windows.h create mode 100644 include/spdlog/details/udp_client.h create mode 100644 include/spdlog/details/windows_include.h create mode 100644 include/spdlog/fmt/bin_to_hex.h create mode 100644 include/spdlog/fmt/bundled/args.h create mode 100644 include/spdlog/fmt/bundled/chrono.h create mode 100644 include/spdlog/fmt/bundled/color.h create mode 100644 include/spdlog/fmt/bundled/compile.h create mode 100644 include/spdlog/fmt/bundled/core.h create mode 100644 include/spdlog/fmt/bundled/fmt.license.rst create mode 100644 include/spdlog/fmt/bundled/format-inl.h create mode 100644 include/spdlog/fmt/bundled/format.h create mode 100644 include/spdlog/fmt/bundled/locale.h create mode 100644 include/spdlog/fmt/bundled/os.h create mode 100644 include/spdlog/fmt/bundled/ostream.h create mode 100644 include/spdlog/fmt/bundled/printf.h create mode 100644 include/spdlog/fmt/bundled/ranges.h create mode 100644 include/spdlog/fmt/bundled/std.h create mode 100644 include/spdlog/fmt/bundled/xchar.h create mode 100644 include/spdlog/fmt/chrono.h create mode 100644 include/spdlog/fmt/compile.h create mode 100644 include/spdlog/fmt/fmt.h create mode 100644 include/spdlog/fmt/ostr.h create mode 100644 include/spdlog/fmt/ranges.h create mode 100644 include/spdlog/fmt/std.h create mode 100644 include/spdlog/fmt/xchar.h create mode 100644 include/spdlog/formatter.h create mode 100644 include/spdlog/fwd.h create mode 100644 include/spdlog/logger-inl.h create mode 100644 include/spdlog/logger.h create mode 100644 include/spdlog/pattern_formatter-inl.h create mode 100644 include/spdlog/pattern_formatter.h create mode 100644 include/spdlog/sinks/android_sink.h create mode 100644 include/spdlog/sinks/ansicolor_sink-inl.h create mode 100644 include/spdlog/sinks/ansicolor_sink.h create mode 100644 include/spdlog/sinks/base_sink-inl.h create mode 100644 include/spdlog/sinks/base_sink.h create mode 100644 include/spdlog/sinks/basic_file_sink-inl.h create mode 100644 include/spdlog/sinks/basic_file_sink.h create mode 100644 include/spdlog/sinks/daily_file_sink.h create mode 100644 include/spdlog/sinks/dist_sink.h create mode 100644 include/spdlog/sinks/dup_filter_sink.h create mode 100644 include/spdlog/sinks/hourly_file_sink.h create mode 100644 include/spdlog/sinks/mongo_sink.h create mode 100644 include/spdlog/sinks/msvc_sink.h create mode 100644 include/spdlog/sinks/null_sink.h create mode 100644 include/spdlog/sinks/ostream_sink.h create mode 100644 include/spdlog/sinks/qt_sinks.h create mode 100644 include/spdlog/sinks/ringbuffer_sink.h create mode 100644 include/spdlog/sinks/rotating_file_sink-inl.h create mode 100644 include/spdlog/sinks/rotating_file_sink.h create mode 100644 include/spdlog/sinks/sink-inl.h create mode 100644 include/spdlog/sinks/sink.h create mode 100644 include/spdlog/sinks/stdout_color_sinks-inl.h create mode 100644 include/spdlog/sinks/stdout_color_sinks.h create mode 100644 include/spdlog/sinks/stdout_sinks-inl.h create mode 100644 include/spdlog/sinks/stdout_sinks.h create mode 100644 include/spdlog/sinks/syslog_sink.h create mode 100644 include/spdlog/sinks/systemd_sink.h create mode 100644 include/spdlog/sinks/tcp_sink.h create mode 100644 include/spdlog/sinks/udp_sink.h create mode 100644 include/spdlog/sinks/win_eventlog_sink.h create mode 100644 include/spdlog/sinks/wincolor_sink-inl.h create mode 100644 include/spdlog/sinks/wincolor_sink.h create mode 100644 include/spdlog/spdlog-inl.h create mode 100644 include/spdlog/spdlog.h create mode 100644 include/spdlog/stopwatch.h create mode 100644 include/spdlog/tweakme.h create mode 100644 include/spdlog/version.h diff --git a/include/logwindow.h b/include/logwindow.h index da5733864..9b5350cea 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -1,29 +1,32 @@ /* - * PeTrack - Software for tracking pedestrians movement in videos - * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <https://www.gnu.org/licenses/>. - */ +* PeTrack - Software for tracking pedestrians movement in videos +* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 +* +* This program is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program. If not, see <https://www.gnu.org/licenses/>. +*/ #ifndef LOGWINDOW_H #define LOGWINDOW_H +#include "spdlog/logger.h" +#include "spdlog/sinks/qt_sinks.h" +#include "spdlog//spdlog.h" + #include <QWidget> #include <experimental/source_location> #include <petrack.h> #include <sstream> -#include <string_view> namespace Ui { @@ -32,19 +35,15 @@ class LogWindow; class LogWindow : public QWidget { - Q_OBJECT + Q_OBJECT public: - LogWindow(QWidget *parent, Ui::LogWindow *mUi); - -public slots: - void appendLogText( - std::string_view msg, - const std::experimental::source_location location = std::experimental::source_location::current()); + LogWindow(QWidget *parent, Ui::LogWindow *mUi); private: - Ui::LogWindow *mUi; - Petrack *mMainWindow; + Ui::LogWindow *mUi; + Petrack *mMainWindow; + std::shared_ptr<spdlog::logger> mLogger; }; #endif // LOGWINDOW_H diff --git a/include/spdlog/async.h b/include/spdlog/async.h new file mode 100644 index 000000000..d6e213498 --- /dev/null +++ b/include/spdlog/async.h @@ -0,0 +1,99 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Async logging using global thread pool +// All loggers created here share same global thread pool. +// Each log message is pushed to a queue along with a shared pointer to the +// logger. +// If a logger deleted while having pending messages in the queue, it's actual +// destruction will defer +// until all its messages are processed by the thread pool. +// This is because each message in the queue holds a shared_ptr to the +// originating logger. + +#include <spdlog/async_logger.h> +#include <spdlog/details/registry.h> +#include <spdlog/details/thread_pool.h> + +#include <memory> +#include <mutex> +#include <functional> + +namespace spdlog { + +namespace details { +static const size_t default_async_q_size = 8192; +} + +// async logger factory - creates async loggers backed with thread pool. +// if a global thread pool doesn't already exist, create it with default queue +// size of 8192 items and single thread. +template<async_overflow_policy OverflowPolicy = async_overflow_policy::block> +struct async_factory_impl +{ + template<typename Sink, typename... SinkArgs> + static std::shared_ptr<async_logger> create(std::string logger_name, SinkArgs &&... args) + { + auto ®istry_inst = details::registry::instance(); + + // create global thread pool if not already exists.. + + auto &mutex = registry_inst.tp_mutex(); + std::lock_guard<std::recursive_mutex> tp_lock(mutex); + auto tp = registry_inst.get_tp(); + if (tp == nullptr) + { + tp = std::make_shared<details::thread_pool>(details::default_async_q_size, 1U); + registry_inst.set_tp(tp); + } + + auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); + auto new_logger = std::make_shared<async_logger>(std::move(logger_name), std::move(sink), std::move(tp), OverflowPolicy); + registry_inst.initialize_logger(new_logger); + return new_logger; + } +}; + +using async_factory = async_factory_impl<async_overflow_policy::block>; +using async_factory_nonblock = async_factory_impl<async_overflow_policy::overrun_oldest>; + +template<typename Sink, typename... SinkArgs> +inline std::shared_ptr<spdlog::logger> create_async(std::string logger_name, SinkArgs &&... sink_args) +{ + return async_factory::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); +} + +template<typename Sink, typename... SinkArgs> +inline std::shared_ptr<spdlog::logger> create_async_nb(std::string logger_name, SinkArgs &&... sink_args) +{ + return async_factory_nonblock::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); +} + +// set global thread pool. +inline void init_thread_pool( + size_t q_size, size_t thread_count, std::function<void()> on_thread_start, std::function<void()> on_thread_stop) +{ + auto tp = std::make_shared<details::thread_pool>(q_size, thread_count, on_thread_start, on_thread_stop); + details::registry::instance().set_tp(std::move(tp)); +} + +inline void init_thread_pool(size_t q_size, size_t thread_count, std::function<void()> on_thread_start) +{ + init_thread_pool(q_size, thread_count, on_thread_start, [] {}); +} + +inline void init_thread_pool(size_t q_size, size_t thread_count) +{ + init_thread_pool( + q_size, thread_count, [] {}, [] {}); +} + +// get the global thread pool. +inline std::shared_ptr<spdlog::details::thread_pool> thread_pool() +{ + return details::registry::instance().get_tp(); +} +} // namespace spdlog diff --git a/include/spdlog/async_logger-inl.h b/include/spdlog/async_logger-inl.h new file mode 100644 index 000000000..a1c27a59b --- /dev/null +++ b/include/spdlog/async_logger-inl.h @@ -0,0 +1,92 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/async_logger.h> +#endif + +#include <spdlog/sinks/sink.h> +#include <spdlog/details/thread_pool.h> + +#include <memory> +#include <string> + +SPDLOG_INLINE spdlog::async_logger::async_logger( + std::string logger_name, sinks_init_list sinks_list, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy) + : async_logger(std::move(logger_name), sinks_list.begin(), sinks_list.end(), std::move(tp), overflow_policy) +{} + +SPDLOG_INLINE spdlog::async_logger::async_logger( + std::string logger_name, sink_ptr single_sink, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy) + : async_logger(std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) +{} + +// send the log message to the thread pool +SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg &msg) +{ + if (auto pool_ptr = thread_pool_.lock()) + { + pool_ptr->post_log(shared_from_this(), msg, overflow_policy_); + } + else + { + throw_spdlog_ex("async log: thread pool doesn't exist anymore"); + } +} + +// send flush request to the thread pool +SPDLOG_INLINE void spdlog::async_logger::flush_() +{ + if (auto pool_ptr = thread_pool_.lock()) + { + pool_ptr->post_flush(shared_from_this(), overflow_policy_); + } + else + { + throw_spdlog_ex("async flush: thread pool doesn't exist anymore"); + } +} + +// +// backend functions - called from the thread pool to do the actual job +// +SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg &msg) +{ + for (auto &sink : sinks_) + { + if (sink->should_log(msg.level)) + { + SPDLOG_TRY + { + sink->log(msg); + } + SPDLOG_LOGGER_CATCH(msg.source) + } + } + + if (should_flush_(msg)) + { + backend_flush_(); + } +} + +SPDLOG_INLINE void spdlog::async_logger::backend_flush_() +{ + for (auto &sink : sinks_) + { + SPDLOG_TRY + { + sink->flush(); + } + SPDLOG_LOGGER_CATCH(source_loc()) + } +} + +SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name) +{ + auto cloned = std::make_shared<spdlog::async_logger>(*this); + cloned->name_ = std::move(new_name); + return cloned; +} diff --git a/include/spdlog/async_logger.h b/include/spdlog/async_logger.h new file mode 100644 index 000000000..91a93fcbe --- /dev/null +++ b/include/spdlog/async_logger.h @@ -0,0 +1,68 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Fast asynchronous logger. +// Uses pre allocated queue. +// Creates a single back thread to pop messages from the queue and log them. +// +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message +// 2. Push a new copy of the message to a queue (or block the caller until +// space is available in the queue) +// Upon destruction, logs all remaining messages in the queue before +// destructing.. + +#include <spdlog/logger.h> + +namespace spdlog { + +// Async overflow policy - block by default. +enum class async_overflow_policy +{ + block, // Block until message can be enqueued + overrun_oldest // Discard oldest message in the queue if full when trying to + // add new item. +}; + +namespace details { +class thread_pool; +} + +class SPDLOG_API async_logger final : public std::enable_shared_from_this<async_logger>, public logger +{ + friend class details::thread_pool; + +public: + template<typename It> + async_logger(std::string logger_name, It begin, It end, std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy = async_overflow_policy::block) + : logger(std::move(logger_name), begin, end) + , thread_pool_(std::move(tp)) + , overflow_policy_(overflow_policy) + {} + + async_logger(std::string logger_name, sinks_init_list sinks_list, std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy = async_overflow_policy::block); + + async_logger(std::string logger_name, sink_ptr single_sink, std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy = async_overflow_policy::block); + + std::shared_ptr<logger> clone(std::string new_name) override; + +protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; + void backend_sink_it_(const details::log_msg &incoming_log_msg); + void backend_flush_(); + +private: + std::weak_ptr<details::thread_pool> thread_pool_; + async_overflow_policy overflow_policy_; +}; +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "async_logger-inl.h" +#endif diff --git a/include/spdlog/cfg/argv.h b/include/spdlog/cfg/argv.h new file mode 100644 index 000000000..36d9f1c44 --- /dev/null +++ b/include/spdlog/cfg/argv.h @@ -0,0 +1,44 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +#include <spdlog/cfg/helpers.h> +#include <spdlog/details/registry.h> + +// +// Init log levels using each argv entry that starts with "SPDLOG_LEVEL=" +// +// set all loggers to debug level: +// example.exe "SPDLOG_LEVEL=debug" + +// set logger1 to trace level +// example.exe "SPDLOG_LEVEL=logger1=trace" + +// turn off all logging except for logger1 and logger2: +// example.exe "SPDLOG_LEVEL=off,logger1=debug,logger2=info" + +namespace spdlog { +namespace cfg { + +// search for SPDLOG_LEVEL= in the args and use it to init the levels +inline void load_argv_levels(int argc, const char **argv) +{ + const std::string spdlog_level_prefix = "SPDLOG_LEVEL="; + for (int i = 1; i < argc; i++) + { + std::string arg = argv[i]; + if (arg.find(spdlog_level_prefix) == 0) + { + auto levels_string = arg.substr(spdlog_level_prefix.size()); + helpers::load_levels(levels_string); + } + } +} + +inline void load_argv_levels(int argc, char **argv) +{ + load_argv_levels(argc, const_cast<const char **>(argv)); +} + +} // namespace cfg +} // namespace spdlog diff --git a/include/spdlog/cfg/env.h b/include/spdlog/cfg/env.h new file mode 100644 index 000000000..1f39ebbb2 --- /dev/null +++ b/include/spdlog/cfg/env.h @@ -0,0 +1,38 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +#include <spdlog/cfg/helpers.h> +#include <spdlog/details/registry.h> +#include <spdlog/details/os.h> + +// +// Init levels and patterns from env variables SPDLOG_LEVEL +// Inspired from Rust's "env_logger" crate (https://crates.io/crates/env_logger). +// Note - fallback to "info" level on unrecognized levels +// +// Examples: +// +// set global level to debug: +// export SPDLOG_LEVEL=debug +// +// turn off all logging except for logger1: +// export SPDLOG_LEVEL="*=off,logger1=debug" +// + +// turn off all logging except for logger1 and logger2: +// export SPDLOG_LEVEL="off,logger1=debug,logger2=info" + +namespace spdlog { +namespace cfg { +inline void load_env_levels() +{ + auto env_val = details::os::getenv("SPDLOG_LEVEL"); + if (!env_val.empty()) + { + helpers::load_levels(env_val); + } +} + +} // namespace cfg +} // namespace spdlog diff --git a/include/spdlog/cfg/helpers-inl.h b/include/spdlog/cfg/helpers-inl.h new file mode 100644 index 000000000..675a13af1 --- /dev/null +++ b/include/spdlog/cfg/helpers-inl.h @@ -0,0 +1,120 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/cfg/helpers.h> +#endif + +#include <spdlog/spdlog.h> +#include <spdlog/details/os.h> +#include <spdlog/details/registry.h> + +#include <algorithm> +#include <string> +#include <utility> +#include <sstream> + +namespace spdlog { +namespace cfg { +namespace helpers { + +// inplace convert to lowercase +inline std::string &to_lower_(std::string &str) +{ + std::transform( + str.begin(), str.end(), str.begin(), [](char ch) { return static_cast<char>((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); }); + return str; +} + +// inplace trim spaces +inline std::string &trim_(std::string &str) +{ + const char *spaces = " \n\r\t"; + str.erase(str.find_last_not_of(spaces) + 1); + str.erase(0, str.find_first_not_of(spaces)); + return str; +} + +// return (name,value) trimmed pair from given "name=value" string. +// return empty string on missing parts +// "key=val" => ("key", "val") +// " key = val " => ("key", "val") +// "key=" => ("key", "") +// "val" => ("", "val") + +inline std::pair<std::string, std::string> extract_kv_(char sep, const std::string &str) +{ + auto n = str.find(sep); + std::string k, v; + if (n == std::string::npos) + { + v = str; + } + else + { + k = str.substr(0, n); + v = str.substr(n + 1); + } + return std::make_pair(trim_(k), trim_(v)); +} + +// return vector of key/value pairs from sequence of "K1=V1,K2=V2,.." +// "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...} +inline std::unordered_map<std::string, std::string> extract_key_vals_(const std::string &str) +{ + std::string token; + std::istringstream token_stream(str); + std::unordered_map<std::string, std::string> rv{}; + while (std::getline(token_stream, token, ',')) + { + if (token.empty()) + { + continue; + } + auto kv = extract_kv_('=', token); + rv[kv.first] = kv.second; + } + return rv; +} + +SPDLOG_INLINE void load_levels(const std::string &input) +{ + if (input.empty() || input.size() > 512) + { + return; + } + + auto key_vals = extract_key_vals_(input); + std::unordered_map<std::string, level::level_enum> levels; + level::level_enum global_level = level::info; + bool global_level_found = false; + + for (auto &name_level : key_vals) + { + auto &logger_name = name_level.first; + auto level_name = to_lower_(name_level.second); + auto level = level::from_str(level_name); + // ignore unrecognized level names + if (level == level::off && level_name != "off") + { + continue; + } + if (logger_name.empty()) // no logger name indicate global level + { + global_level_found = true; + global_level = level; + } + else + { + levels[logger_name] = level; + } + } + + details::registry::instance().set_levels(std::move(levels), global_level_found ? &global_level : nullptr); +} + +} // namespace helpers +} // namespace cfg +} // namespace spdlog diff --git a/include/spdlog/cfg/helpers.h b/include/spdlog/cfg/helpers.h new file mode 100644 index 000000000..ab7584e05 --- /dev/null +++ b/include/spdlog/cfg/helpers.h @@ -0,0 +1,29 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <unordered_map> + +namespace spdlog { +namespace cfg { +namespace helpers { +// +// Init levels from given string +// +// Examples: +// +// set global level to debug: "debug" +// turn off all logging except for logger1: "off,logger1=debug" +// turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info" +// +SPDLOG_API void load_levels(const std::string &txt); +} // namespace helpers + +} // namespace cfg +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "helpers-inl.h" +#endif // SPDLOG_HEADER_ONLY diff --git a/include/spdlog/common-inl.h b/include/spdlog/common-inl.h new file mode 100644 index 000000000..728f98317 --- /dev/null +++ b/include/spdlog/common-inl.h @@ -0,0 +1,82 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/common.h> +#endif + +#include <algorithm> +#include <iterator> + +namespace spdlog { +namespace level { + +#if __cplusplus >= 201703L +constexpr +#endif + static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES; + +static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES; + +SPDLOG_INLINE const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT +{ + return level_string_views[l]; +} + +SPDLOG_INLINE const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT +{ + return short_level_names[l]; +} + +SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT +{ + auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name); + if (it != std::end(level_string_views)) + return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it)); + + // check also for "warn" and "err" before giving up.. + if (name == "warn") + { + return level::warn; + } + if (name == "err") + { + return level::err; + } + return level::off; +} +} // namespace level + +SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) + : msg_(std::move(msg)) +{} + +SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string &msg, int last_errno) +{ +#ifdef SPDLOG_USE_STD_FORMAT + msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what(); +#else + memory_buf_t outbuf; + fmt::format_system_error(outbuf, last_errno, msg.c_str()); + msg_ = fmt::to_string(outbuf); +#endif +} + +SPDLOG_INLINE const char *spdlog_ex::what() const SPDLOG_NOEXCEPT +{ + return msg_.c_str(); +} + +SPDLOG_INLINE void throw_spdlog_ex(const std::string &msg, int last_errno) +{ + SPDLOG_THROW(spdlog_ex(msg, last_errno)); +} + +SPDLOG_INLINE void throw_spdlog_ex(std::string msg) +{ + SPDLOG_THROW(spdlog_ex(std::move(msg))); +} + +} // namespace spdlog diff --git a/include/spdlog/common.h b/include/spdlog/common.h new file mode 100644 index 000000000..e69201a81 --- /dev/null +++ b/include/spdlog/common.h @@ -0,0 +1,412 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/tweakme.h> +#include <spdlog/details/null_mutex.h> + +#include <atomic> +#include <chrono> +#include <initializer_list> +#include <memory> +#include <exception> +#include <string> +#include <type_traits> +#include <functional> +#include <cstdio> + +#ifdef SPDLOG_USE_STD_FORMAT +# include <version> +# if __cpp_lib_format >= 202207L +# include <format> +# else +# include <string_view> +# endif +#endif + +#ifdef SPDLOG_COMPILED_LIB +# undef SPDLOG_HEADER_ONLY +# if defined(SPDLOG_SHARED_LIB) +# if defined(_WIN32) +# ifdef spdlog_EXPORTS +# define SPDLOG_API __declspec(dllexport) +# else // !spdlog_EXPORTS +# define SPDLOG_API __declspec(dllimport) +# endif +# else // !defined(_WIN32) +# define SPDLOG_API __attribute__((visibility("default"))) +# endif +# else // !defined(SPDLOG_SHARED_LIB) +# define SPDLOG_API +# endif +# define SPDLOG_INLINE +#else // !defined(SPDLOG_COMPILED_LIB) +# define SPDLOG_API +# define SPDLOG_HEADER_ONLY +# define SPDLOG_INLINE inline +#endif // #ifdef SPDLOG_COMPILED_LIB + +#include <spdlog/fmt/fmt.h> + +#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION >= 80000 // backward compatibility with fmt versions older than 8 +# define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string) +# define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string) +# if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +# include <spdlog/fmt/xchar.h> +# endif +#else +# define SPDLOG_FMT_RUNTIME(format_string) format_string +# define SPDLOG_FMT_STRING(format_string) format_string +#endif + +// visual studio up to 2013 does not support noexcept nor constexpr +#if defined(_MSC_VER) && (_MSC_VER < 1900) +# define SPDLOG_NOEXCEPT _NOEXCEPT +# define SPDLOG_CONSTEXPR +# define SPDLOG_CONSTEXPR_FUNC inline +#else +# define SPDLOG_NOEXCEPT noexcept +# define SPDLOG_CONSTEXPR constexpr +# if __cplusplus >= 201402L +# define SPDLOG_CONSTEXPR_FUNC constexpr +# else +# define SPDLOG_CONSTEXPR_FUNC inline +# endif +#endif + +#if defined(__GNUC__) || defined(__clang__) +# define SPDLOG_DEPRECATED __attribute__((deprecated)) +#elif defined(_MSC_VER) +# define SPDLOG_DEPRECATED __declspec(deprecated) +#else +# define SPDLOG_DEPRECATED +#endif + +// disable thread local on msvc 2013 +#ifndef SPDLOG_NO_TLS +# if (defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt) +# define SPDLOG_NO_TLS 1 +# endif +#endif + +#ifndef SPDLOG_FUNCTION +# define SPDLOG_FUNCTION static_cast<const char *>(__FUNCTION__) +#endif + +#ifdef SPDLOG_NO_EXCEPTIONS +# define SPDLOG_TRY +# define SPDLOG_THROW(ex) \ + do \ + { \ + printf("spdlog fatal error: %s\n", ex.what()); \ + std::abort(); \ + } while (0) +# define SPDLOG_CATCH_STD +#else +# define SPDLOG_TRY try +# define SPDLOG_THROW(ex) throw(ex) +# define SPDLOG_CATCH_STD \ + catch (const std::exception &) {} +#endif + +namespace spdlog { + +class formatter; + +namespace sinks { +class sink; +} + +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) +using filename_t = std::wstring; +// allow macro expansion to occur in SPDLOG_FILENAME_T +# define SPDLOG_FILENAME_T_INNER(s) L##s +# define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s) +#else +using filename_t = std::string; +# define SPDLOG_FILENAME_T(s) s +#endif + +using log_clock = std::chrono::system_clock; +using sink_ptr = std::shared_ptr<sinks::sink>; +using sinks_init_list = std::initializer_list<sink_ptr>; +using err_handler = std::function<void(const std::string &err_msg)>; +#ifdef SPDLOG_USE_STD_FORMAT +namespace fmt_lib = std; + +using string_view_t = std::string_view; +using memory_buf_t = std::string; + +template<typename... Args> +# if __cpp_lib_format >= 202207L +using format_string_t = std::format_string<Args...>; +# else +using format_string_t = std::string_view; +# endif + +template<class T, class Char = char> +struct is_convertible_to_basic_format_string : std::integral_constant<bool, std::is_convertible<T, std::basic_string_view<Char>>::value> +{}; + +# if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +using wstring_view_t = std::wstring_view; +using wmemory_buf_t = std::wstring; + +template<typename... Args> +# if __cpp_lib_format >= 202207L +using wformat_string_t = std::wformat_string<Args...>; +# else +using wformat_string_t = std::wstring_view; +# endif +# endif +# define SPDLOG_BUF_TO_STRING(x) x +#else // use fmt lib instead of std::format +namespace fmt_lib = fmt; + +using string_view_t = fmt::basic_string_view<char>; +using memory_buf_t = fmt::basic_memory_buffer<char, 250>; + +template<typename... Args> +using format_string_t = fmt::format_string<Args...>; + +template<class T> +using remove_cvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type; + +// clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the condition from basic_format_string here, +// in addition, fmt::basic_runtime<Char> is only convertible to basic_format_string<Char> but not basic_string_view<Char> +template<class T, class Char = char> +struct is_convertible_to_basic_format_string + : std::integral_constant<bool, + std::is_convertible<T, fmt::basic_string_view<Char>>::value || std::is_same<remove_cvref_t<T>, fmt::basic_runtime<Char>>::value> +{}; + +# if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +using wstring_view_t = fmt::basic_string_view<wchar_t>; +using wmemory_buf_t = fmt::basic_memory_buffer<wchar_t, 250>; + +template<typename... Args> +using wformat_string_t = fmt::wformat_string<Args...>; +# endif +# define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x) +#endif + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT +# ifndef _WIN32 +# error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows +# endif // _WIN32 +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + +template<class T> +struct is_convertible_to_any_format_string : std::integral_constant<bool, is_convertible_to_basic_format_string<T, char>::value || + is_convertible_to_basic_format_string<T, wchar_t>::value> +{}; + +#if defined(SPDLOG_NO_ATOMIC_LEVELS) +using level_t = details::null_atomic_int; +#else +using level_t = std::atomic<int>; +#endif + +#define SPDLOG_LEVEL_TRACE 0 +#define SPDLOG_LEVEL_DEBUG 1 +#define SPDLOG_LEVEL_INFO 2 +#define SPDLOG_LEVEL_WARN 3 +#define SPDLOG_LEVEL_ERROR 4 +#define SPDLOG_LEVEL_CRITICAL 5 +#define SPDLOG_LEVEL_OFF 6 + +#if !defined(SPDLOG_ACTIVE_LEVEL) +# define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +#endif + +// Log level enum +namespace level { +enum level_enum : int +{ + trace = SPDLOG_LEVEL_TRACE, + debug = SPDLOG_LEVEL_DEBUG, + info = SPDLOG_LEVEL_INFO, + warn = SPDLOG_LEVEL_WARN, + err = SPDLOG_LEVEL_ERROR, + critical = SPDLOG_LEVEL_CRITICAL, + off = SPDLOG_LEVEL_OFF, + n_levels +}; + +#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5) +#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5) +#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4) +#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7) +#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5) +#define SPDLOG_LEVEL_NAME_CRITICAL spdlog::string_view_t("critical", 8) +#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3) + +#if !defined(SPDLOG_LEVEL_NAMES) +# define SPDLOG_LEVEL_NAMES \ + { \ + SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO, SPDLOG_LEVEL_NAME_WARNING, SPDLOG_LEVEL_NAME_ERROR, \ + SPDLOG_LEVEL_NAME_CRITICAL, SPDLOG_LEVEL_NAME_OFF \ + } +#endif + +#if !defined(SPDLOG_SHORT_LEVEL_NAMES) + +# define SPDLOG_SHORT_LEVEL_NAMES \ + { \ + "T", "D", "I", "W", "E", "C", "O" \ + } +#endif + +SPDLOG_API const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; +SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; +SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT; + +} // namespace level + +// +// Color mode used by sinks with color support. +// +enum class color_mode +{ + always, + automatic, + never +}; + +// +// Pattern time - specific time getting to use for pattern_formatter. +// local time by default +// +enum class pattern_time_type +{ + local, // log localtime + utc // log utc +}; + +// +// Log exception +// +class SPDLOG_API spdlog_ex : public std::exception +{ +public: + explicit spdlog_ex(std::string msg); + spdlog_ex(const std::string &msg, int last_errno); + const char *what() const SPDLOG_NOEXCEPT override; + +private: + std::string msg_; +}; + +[[noreturn]] SPDLOG_API void throw_spdlog_ex(const std::string &msg, int last_errno); +[[noreturn]] SPDLOG_API void throw_spdlog_ex(std::string msg); + +struct source_loc +{ + SPDLOG_CONSTEXPR source_loc() = default; + SPDLOG_CONSTEXPR source_loc(const char *filename_in, int line_in, const char *funcname_in) + : filename{filename_in} + , line{line_in} + , funcname{funcname_in} + {} + + SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT + { + return line == 0; + } + const char *filename{nullptr}; + int line{0}; + const char *funcname{nullptr}; +}; + +struct file_event_handlers +{ + file_event_handlers() + : before_open(nullptr) + , after_open(nullptr) + , before_close(nullptr) + , after_close(nullptr) + {} + + std::function<void(const filename_t &filename)> before_open; + std::function<void(const filename_t &filename, std::FILE *file_stream)> after_open; + std::function<void(const filename_t &filename, std::FILE *file_stream)> before_close; + std::function<void(const filename_t &filename)> after_close; +}; + +namespace details { + +// to_string_view + +SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t &buf) SPDLOG_NOEXCEPT +{ + return spdlog::string_view_t{buf.data(), buf.size()}; +} + +SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str) SPDLOG_NOEXCEPT +{ + return str; +} + +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t &buf) SPDLOG_NOEXCEPT +{ + return spdlog::wstring_view_t{buf.data(), buf.size()}; +} + +SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) SPDLOG_NOEXCEPT +{ + return str; +} +#endif + +#ifndef SPDLOG_USE_STD_FORMAT +template<typename T, typename... Args> +inline fmt::basic_string_view<T> to_string_view(fmt::basic_format_string<T, Args...> fmt) +{ + return fmt; +} +#elif __cpp_lib_format >= 202207L +template<typename T, typename... Args> +SPDLOG_CONSTEXPR_FUNC std::basic_string_view<T> to_string_view(std::basic_format_string<T, Args...> fmt) SPDLOG_NOEXCEPT +{ + return fmt.get(); +} +#endif + +// make_unique support for pre c++14 + +#if __cplusplus >= 201402L // C++14 and beyond +using std::enable_if_t; +using std::make_unique; +#else +template<bool B, class T = void> +using enable_if_t = typename std::enable_if<B, T>::type; + +template<typename T, typename... Args> +std::unique_ptr<T> make_unique(Args &&... args) +{ + static_assert(!std::is_array<T>::value, "arrays not supported"); + return std::unique_ptr<T>(new T(std::forward<Args>(args)...)); +} +#endif + +// to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324) +template<typename T, typename U, enable_if_t<!std::is_same<T, U>::value, int> = 0> +constexpr T conditional_static_cast(U value) +{ + return static_cast<T>(value); +} + +template<typename T, typename U, enable_if_t<std::is_same<T, U>::value, int> = 0> +constexpr T conditional_static_cast(U value) +{ + return value; +} + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "common-inl.h" +#endif diff --git a/include/spdlog/details/backtracer-inl.h b/include/spdlog/details/backtracer-inl.h new file mode 100644 index 000000000..2621c8f7d --- /dev/null +++ b/include/spdlog/details/backtracer-inl.h @@ -0,0 +1,69 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/backtracer.h> +#endif +namespace spdlog { +namespace details { +SPDLOG_INLINE backtracer::backtracer(const backtracer &other) +{ + std::lock_guard<std::mutex> lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = other.messages_; +} + +SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT +{ + std::lock_guard<std::mutex> lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); +} + +SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other) +{ + std::lock_guard<std::mutex> lock(mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); + return *this; +} + +SPDLOG_INLINE void backtracer::enable(size_t size) +{ + std::lock_guard<std::mutex> lock{mutex_}; + enabled_.store(true, std::memory_order_relaxed); + messages_ = circular_q<log_msg_buffer>{size}; +} + +SPDLOG_INLINE void backtracer::disable() +{ + std::lock_guard<std::mutex> lock{mutex_}; + enabled_.store(false, std::memory_order_relaxed); +} + +SPDLOG_INLINE bool backtracer::enabled() const +{ + return enabled_.load(std::memory_order_relaxed); +} + +SPDLOG_INLINE void backtracer::push_back(const log_msg &msg) +{ + std::lock_guard<std::mutex> lock{mutex_}; + messages_.push_back(log_msg_buffer{msg}); +} + +// pop all items in the q and apply the given fun on each of them. +SPDLOG_INLINE void backtracer::foreach_pop(std::function<void(const details::log_msg &)> fun) +{ + std::lock_guard<std::mutex> lock{mutex_}; + while (!messages_.empty()) + { + auto &front_msg = messages_.front(); + fun(front_msg); + messages_.pop_front(); + } +} +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/backtracer.h b/include/spdlog/details/backtracer.h new file mode 100644 index 000000000..b336ee776 --- /dev/null +++ b/include/spdlog/details/backtracer.h @@ -0,0 +1,45 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/log_msg_buffer.h> +#include <spdlog/details/circular_q.h> + +#include <atomic> +#include <mutex> +#include <functional> + +// Store log messages in circular buffer. +// Useful for storing debug data in case of error/warning happens. + +namespace spdlog { +namespace details { +class SPDLOG_API backtracer +{ + mutable std::mutex mutex_; + std::atomic<bool> enabled_{false}; + circular_q<log_msg_buffer> messages_; + +public: + backtracer() = default; + backtracer(const backtracer &other); + + backtracer(backtracer &&other) SPDLOG_NOEXCEPT; + backtracer &operator=(backtracer other); + + void enable(size_t size); + void disable(); + bool enabled() const; + void push_back(const log_msg &msg); + + // pop all items in the q and apply the given fun on each of them. + void foreach_pop(std::function<void(const details::log_msg &)> fun); +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "backtracer-inl.h" +#endif diff --git a/include/spdlog/details/circular_q.h b/include/spdlog/details/circular_q.h new file mode 100644 index 000000000..e4fd5fd4a --- /dev/null +++ b/include/spdlog/details/circular_q.h @@ -0,0 +1,146 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// circular q view of std::vector. +#pragma once + +#include <vector> +#include <cassert> + +namespace spdlog { +namespace details { +template<typename T> +class circular_q +{ + size_t max_items_ = 0; + typename std::vector<T>::size_type head_ = 0; + typename std::vector<T>::size_type tail_ = 0; + size_t overrun_counter_ = 0; + std::vector<T> v_; + +public: + using value_type = T; + + // empty ctor - create a disabled queue with no elements allocated at all + circular_q() = default; + + explicit circular_q(size_t max_items) + : max_items_(max_items + 1) // one item is reserved as marker for full q + , v_(max_items_) + {} + + circular_q(const circular_q &) = default; + circular_q &operator=(const circular_q &) = default; + + // move cannot be default, + // since we need to reset head_, tail_, etc to zero in the moved object + circular_q(circular_q &&other) SPDLOG_NOEXCEPT + { + copy_moveable(std::move(other)); + } + + circular_q &operator=(circular_q &&other) SPDLOG_NOEXCEPT + { + copy_moveable(std::move(other)); + return *this; + } + + // push back, overrun (oldest) item if no room left + void push_back(T &&item) + { + if (max_items_ > 0) + { + v_[tail_] = std::move(item); + tail_ = (tail_ + 1) % max_items_; + + if (tail_ == head_) // overrun last item if full + { + head_ = (head_ + 1) % max_items_; + ++overrun_counter_; + } + } + } + + // Return reference to the front item. + // If there are no elements in the container, the behavior is undefined. + const T &front() const + { + return v_[head_]; + } + + T &front() + { + return v_[head_]; + } + + // Return number of elements actually stored + size_t size() const + { + if (tail_ >= head_) + { + return tail_ - head_; + } + else + { + return max_items_ - (head_ - tail_); + } + } + + // Return const reference to item by index. + // If index is out of range 0…size()-1, the behavior is undefined. + const T &at(size_t i) const + { + assert(i < size()); + return v_[(head_ + i) % max_items_]; + } + + // Pop item from front. + // If there are no elements in the container, the behavior is undefined. + void pop_front() + { + head_ = (head_ + 1) % max_items_; + } + + bool empty() const + { + return tail_ == head_; + } + + bool full() const + { + // head is ahead of the tail by 1 + if (max_items_ > 0) + { + return ((tail_ + 1) % max_items_) == head_; + } + return false; + } + + size_t overrun_counter() const + { + return overrun_counter_; + } + + void reset_overrun_counter() + { + overrun_counter_ = 0; + } + +private: + // copy from other&& and reset it to disabled state + void copy_moveable(circular_q &&other) SPDLOG_NOEXCEPT + { + max_items_ = other.max_items_; + head_ = other.head_; + tail_ = other.tail_; + overrun_counter_ = other.overrun_counter_; + v_ = std::move(other.v_); + + // put &&other in disabled, but valid state + other.max_items_ = 0; + other.head_ = other.tail_ = 0; + other.overrun_counter_ = 0; + } +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/console_globals.h b/include/spdlog/details/console_globals.h new file mode 100644 index 000000000..665201dd2 --- /dev/null +++ b/include/spdlog/details/console_globals.h @@ -0,0 +1,32 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/null_mutex.h> +#include <mutex> + +namespace spdlog { +namespace details { + +struct console_mutex +{ + using mutex_t = std::mutex; + static mutex_t &mutex() + { + static mutex_t s_mutex; + return s_mutex; + } +}; + +struct console_nullmutex +{ + using mutex_t = null_mutex; + static mutex_t &mutex() + { + static mutex_t s_mutex; + return s_mutex; + } +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/file_helper-inl.h b/include/spdlog/details/file_helper-inl.h new file mode 100644 index 000000000..d4528711e --- /dev/null +++ b/include/spdlog/details/file_helper-inl.h @@ -0,0 +1,172 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/file_helper.h> +#endif + +#include <spdlog/details/os.h> +#include <spdlog/common.h> + +#include <cerrno> +#include <chrono> +#include <cstdio> +#include <string> +#include <thread> +#include <tuple> + +namespace spdlog { +namespace details { + +SPDLOG_INLINE file_helper::file_helper(const file_event_handlers &event_handlers) + : event_handlers_(event_handlers) +{} + +SPDLOG_INLINE file_helper::~file_helper() +{ + close(); +} + +SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate) +{ + close(); + filename_ = fname; + + auto *mode = SPDLOG_FILENAME_T("ab"); + auto *trunc_mode = SPDLOG_FILENAME_T("wb"); + + if (event_handlers_.before_open) + { + event_handlers_.before_open(filename_); + } + for (int tries = 0; tries < open_tries_; ++tries) + { + // create containing folder if not exists already. + os::create_dir(os::dir_name(fname)); + if (truncate) + { + // Truncate by opening-and-closing a tmp file in "wb" mode, always + // opening the actual log-we-write-to in "ab" mode, since that + // interacts more politely with eternal processes that might + // rotate/truncate the file underneath us. + std::FILE *tmp; + if (os::fopen_s(&tmp, fname, trunc_mode)) + { + continue; + } + std::fclose(tmp); + } + if (!os::fopen_s(&fd_, fname, mode)) + { + if (event_handlers_.after_open) + { + event_handlers_.after_open(filename_, fd_); + } + return; + } + + details::os::sleep_for_millis(open_interval_); + } + + throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno); +} + +SPDLOG_INLINE void file_helper::reopen(bool truncate) +{ + if (filename_.empty()) + { + throw_spdlog_ex("Failed re opening file - was not opened before"); + } + this->open(filename_, truncate); +} + +SPDLOG_INLINE void file_helper::flush() +{ + if (std::fflush(fd_) != 0) + { + throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno); + } +} + +SPDLOG_INLINE void file_helper::close() +{ + if (fd_ != nullptr) + { + if (event_handlers_.before_close) + { + event_handlers_.before_close(filename_, fd_); + } + + std::fclose(fd_); + fd_ = nullptr; + + if (event_handlers_.after_close) + { + event_handlers_.after_close(filename_); + } + } +} + +SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf) +{ + size_t msg_size = buf.size(); + auto data = buf.data(); + if (std::fwrite(data, 1, msg_size, fd_) != msg_size) + { + throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno); + } +} + +SPDLOG_INLINE size_t file_helper::size() const +{ + if (fd_ == nullptr) + { + throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)); + } + return os::filesize(fd_); +} + +SPDLOG_INLINE const filename_t &file_helper::filename() const +{ + return filename_; +} + +// +// return file path and its extension: +// +// "mylog.txt" => ("mylog", ".txt") +// "mylog" => ("mylog", "") +// "mylog." => ("mylog.", "") +// "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") +// +// the starting dot in filenames is ignored (hidden files): +// +// ".mylog" => (".mylog". "") +// "my_folder/.mylog" => ("my_folder/.mylog", "") +// "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") +SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension(const filename_t &fname) +{ + auto ext_index = fname.rfind('.'); + + // no valid extension found - return whole path and empty string as + // extension + if (ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) + { + return std::make_tuple(fname, filename_t()); + } + + // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile" + auto folder_index = fname.find_last_of(details::os::folder_seps_filename); + if (folder_index != filename_t::npos && folder_index >= ext_index - 1) + { + return std::make_tuple(fname, filename_t()); + } + + // finally - return a valid base and extension tuple + return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index)); +} + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/file_helper.h b/include/spdlog/details/file_helper.h new file mode 100644 index 000000000..0f5988b9e --- /dev/null +++ b/include/spdlog/details/file_helper.h @@ -0,0 +1,61 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <tuple> + +namespace spdlog { +namespace details { + +// Helper class for file sinks. +// When failing to open a file, retry several times(5) with a delay interval(10 ms). +// Throw spdlog_ex exception on errors. + +class SPDLOG_API file_helper +{ +public: + file_helper() = default; + explicit file_helper(const file_event_handlers &event_handlers); + + file_helper(const file_helper &) = delete; + file_helper &operator=(const file_helper &) = delete; + ~file_helper(); + + void open(const filename_t &fname, bool truncate = false); + void reopen(bool truncate); + void flush(); + void close(); + void write(const memory_buf_t &buf); + size_t size() const; + const filename_t &filename() const; + + // + // return file path and its extension: + // + // "mylog.txt" => ("mylog", ".txt") + // "mylog" => ("mylog", "") + // "mylog." => ("mylog.", "") + // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") + // + // the starting dot in filenames is ignored (hidden files): + // + // ".mylog" => (".mylog". "") + // "my_folder/.mylog" => ("my_folder/.mylog", "") + // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") + static std::tuple<filename_t, filename_t> split_by_extension(const filename_t &fname); + +private: + const int open_tries_ = 5; + const unsigned int open_interval_ = 10; + std::FILE *fd_{nullptr}; + filename_t filename_; + file_event_handlers event_handlers_; +}; +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "file_helper-inl.h" +#endif diff --git a/include/spdlog/details/fmt_helper.h b/include/spdlog/details/fmt_helper.h new file mode 100644 index 000000000..d98671808 --- /dev/null +++ b/include/spdlog/details/fmt_helper.h @@ -0,0 +1,164 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +#pragma once + +#include <chrono> +#include <type_traits> +#include <iterator> +#include <spdlog/fmt/fmt.h> +#include <spdlog/common.h> + +#ifdef SPDLOG_USE_STD_FORMAT +# include <charconv> +# include <limits> +#endif + +// Some fmt helpers to efficiently format and pad ints and strings +namespace spdlog { +namespace details { +namespace fmt_helper { + +inline void append_string_view(spdlog::string_view_t view, memory_buf_t &dest) +{ + auto *buf_ptr = view.data(); + dest.append(buf_ptr, buf_ptr + view.size()); +} + +#ifdef SPDLOG_USE_STD_FORMAT +template<typename T> +inline void append_int(T n, memory_buf_t &dest) +{ + // Buffer should be large enough to hold all digits (digits10 + 1) and a sign + SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits<T>::digits10 + 2; + char buf[BUF_SIZE]; + + auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10); + if (ec == std::errc()) + { + dest.append(buf, ptr); + } + else + { + throw_spdlog_ex("Failed to format int", static_cast<int>(ec)); + } +} +#else +template<typename T> +inline void append_int(T n, memory_buf_t &dest) +{ + fmt::format_int i(n); + dest.append(i.data(), i.data() + i.size()); +} +#endif + +template<typename T> +SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) +{ + // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912 + unsigned int count = 1; + for (;;) + { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) + return count; + if (n < 100) + return count + 1; + if (n < 1000) + return count + 2; + if (n < 10000) + return count + 3; + n /= 10000u; + count += 4; + } +} + +template<typename T> +inline unsigned int count_digits(T n) +{ + using count_type = typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type; +#ifdef SPDLOG_USE_STD_FORMAT + return count_digits_fallback(static_cast<count_type>(n)); +#else + return static_cast<unsigned int>(fmt:: +// fmt 7.0.0 renamed the internal namespace to detail. +// See: https://github.com/fmtlib/fmt/issues/1538 +# if FMT_VERSION < 70000 + internal +# else + detail +# endif + ::count_digits(static_cast<count_type>(n))); +#endif +} + +inline void pad2(int n, memory_buf_t &dest) +{ + if (n >= 0 && n < 100) // 0-99 + { + dest.push_back(static_cast<char>('0' + n / 10)); + dest.push_back(static_cast<char>('0' + n % 10)); + } + else // unlikely, but just in case, let fmt deal with it + { + fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n); + } +} + +template<typename T> +inline void pad_uint(T n, unsigned int width, memory_buf_t &dest) +{ + static_assert(std::is_unsigned<T>::value, "pad_uint must get unsigned T"); + for (auto digits = count_digits(n); digits < width; digits++) + { + dest.push_back('0'); + } + append_int(n, dest); +} + +template<typename T> +inline void pad3(T n, memory_buf_t &dest) +{ + static_assert(std::is_unsigned<T>::value, "pad3 must get unsigned T"); + if (n < 1000) + { + dest.push_back(static_cast<char>(n / 100 + '0')); + n = n % 100; + dest.push_back(static_cast<char>((n / 10) + '0')); + dest.push_back(static_cast<char>((n % 10) + '0')); + } + else + { + append_int(n, dest); + } +} + +template<typename T> +inline void pad6(T n, memory_buf_t &dest) +{ + pad_uint(n, 6, dest); +} + +template<typename T> +inline void pad9(T n, memory_buf_t &dest) +{ + pad_uint(n, 9, dest); +} + +// return fraction of a second of the given time_point. +// e.g. +// fraction<std::milliseconds>(tp) -> will return the millis part of the second +template<typename ToDuration> +inline ToDuration time_fraction(log_clock::time_point tp) +{ + using std::chrono::duration_cast; + using std::chrono::seconds; + auto duration = tp.time_since_epoch(); + auto secs = duration_cast<seconds>(duration); + return duration_cast<ToDuration>(duration) - duration_cast<ToDuration>(secs); +} + +} // namespace fmt_helper +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/log_msg-inl.h b/include/spdlog/details/log_msg-inl.h new file mode 100644 index 000000000..c6e8a7e04 --- /dev/null +++ b/include/spdlog/details/log_msg-inl.h @@ -0,0 +1,37 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/log_msg.h> +#endif + +#include <spdlog/details/os.h> + +namespace spdlog { +namespace details { + +SPDLOG_INLINE log_msg::log_msg(spdlog::log_clock::time_point log_time, spdlog::source_loc loc, string_view_t a_logger_name, + spdlog::level::level_enum lvl, spdlog::string_view_t msg) + : logger_name(a_logger_name) + , level(lvl) + , time(log_time) +#ifndef SPDLOG_NO_THREAD_ID + , thread_id(os::thread_id()) +#endif + , source(loc) + , payload(msg) +{} + +SPDLOG_INLINE log_msg::log_msg( + spdlog::source_loc loc, string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) + : log_msg(os::now(), loc, a_logger_name, lvl, msg) +{} + +SPDLOG_INLINE log_msg::log_msg(string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) + : log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) +{} + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/log_msg.h b/include/spdlog/details/log_msg.h new file mode 100644 index 000000000..fed51abdf --- /dev/null +++ b/include/spdlog/details/log_msg.h @@ -0,0 +1,37 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <string> + +namespace spdlog { +namespace details { +struct SPDLOG_API log_msg +{ + log_msg() = default; + log_msg(log_clock::time_point log_time, source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(const log_msg &other) = default; + log_msg &operator=(const log_msg &other) = default; + + string_view_t logger_name; + level::level_enum level{level::off}; + log_clock::time_point time; + size_t thread_id{0}; + + // wrapping the formatted text with color (updated by pattern_formatter). + mutable size_t color_range_start{0}; + mutable size_t color_range_end{0}; + + source_loc source; + string_view_t payload; +}; +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "log_msg-inl.h" +#endif diff --git a/include/spdlog/details/log_msg_buffer-inl.h b/include/spdlog/details/log_msg_buffer-inl.h new file mode 100644 index 000000000..84d83dc2f --- /dev/null +++ b/include/spdlog/details/log_msg_buffer-inl.h @@ -0,0 +1,58 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/log_msg_buffer.h> +#endif + +namespace spdlog { +namespace details { + +SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg &orig_msg) + : log_msg{orig_msg} +{ + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); +} + +SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other) + : log_msg{other} +{ + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); +} + +SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT : log_msg{other}, buffer{std::move(other.buffer)} +{ + update_string_views(); +} + +SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &other) +{ + log_msg::operator=(other); + buffer.clear(); + buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size()); + update_string_views(); + return *this; +} + +SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT +{ + log_msg::operator=(other); + buffer = std::move(other.buffer); + update_string_views(); + return *this; +} + +SPDLOG_INLINE void log_msg_buffer::update_string_views() +{ + logger_name = string_view_t{buffer.data(), logger_name.size()}; + payload = string_view_t{buffer.data() + logger_name.size(), payload.size()}; +} + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/log_msg_buffer.h b/include/spdlog/details/log_msg_buffer.h new file mode 100644 index 000000000..810550656 --- /dev/null +++ b/include/spdlog/details/log_msg_buffer.h @@ -0,0 +1,33 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/log_msg.h> + +namespace spdlog { +namespace details { + +// Extend log_msg with internal buffer to store its payload. +// This is needed since log_msg holds string_views that points to stack data. + +class SPDLOG_API log_msg_buffer : public log_msg +{ + memory_buf_t buffer; + void update_string_views(); + +public: + log_msg_buffer() = default; + explicit log_msg_buffer(const log_msg &orig_msg); + log_msg_buffer(const log_msg_buffer &other); + log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT; + log_msg_buffer &operator=(const log_msg_buffer &other); + log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT; +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "log_msg_buffer-inl.h" +#endif diff --git a/include/spdlog/details/mpmc_blocking_q.h b/include/spdlog/details/mpmc_blocking_q.h new file mode 100644 index 000000000..785180c18 --- /dev/null +++ b/include/spdlog/details/mpmc_blocking_q.h @@ -0,0 +1,132 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// multi producer-multi consumer blocking queue. +// enqueue(..) - will block until room found to put the new message. +// enqueue_nowait(..) - will return immediately with false if no room left in +// the queue. +// dequeue_for(..) - will block until the queue is not empty or timeout have +// passed. + +#include <spdlog/details/circular_q.h> + +#include <condition_variable> +#include <mutex> + +namespace spdlog { +namespace details { + +template<typename T> +class mpmc_blocking_queue +{ +public: + using item_type = T; + explicit mpmc_blocking_queue(size_t max_items) + : q_(max_items) + {} + +#ifndef __MINGW32__ + // try to enqueue and block if no room left + void enqueue(T &&item) + { + { + std::unique_lock<std::mutex> lock(queue_mutex_); + pop_cv_.wait(lock, [this] { return !this->q_.full(); }); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T &&item) + { + { + std::unique_lock<std::mutex> lock(queue_mutex_); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // try to dequeue item. if no item found. wait up to timeout and try again + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) + { + { + std::unique_lock<std::mutex> lock(queue_mutex_); + if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) + { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + } + pop_cv_.notify_one(); + return true; + } + +#else + // apparently mingw deadlocks if the mutex is released before cv.notify_one(), + // so release the mutex at the very end each function. + + // try to enqueue and block if no room left + void enqueue(T &&item) + { + std::unique_lock<std::mutex> lock(queue_mutex_); + pop_cv_.wait(lock, [this] { return !this->q_.full(); }); + q_.push_back(std::move(item)); + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T &&item) + { + std::unique_lock<std::mutex> lock(queue_mutex_); + q_.push_back(std::move(item)); + push_cv_.notify_one(); + } + + // try to dequeue item. if no item found. wait up to timeout and try again + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) + { + std::unique_lock<std::mutex> lock(queue_mutex_); + if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) + { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + pop_cv_.notify_one(); + return true; + } + +#endif + + size_t overrun_counter() + { + std::unique_lock<std::mutex> lock(queue_mutex_); + return q_.overrun_counter(); + } + + size_t size() + { + std::unique_lock<std::mutex> lock(queue_mutex_); + return q_.size(); + } + + void reset_overrun_counter() + { + std::unique_lock<std::mutex> lock(queue_mutex_); + q_.reset_overrun_counter(); + } + +private: + std::mutex queue_mutex_; + std::condition_variable push_cv_; + std::condition_variable pop_cv_; + spdlog::details::circular_q<T> q_; +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/null_mutex.h b/include/spdlog/details/null_mutex.h new file mode 100644 index 000000000..6550a7bf6 --- /dev/null +++ b/include/spdlog/details/null_mutex.h @@ -0,0 +1,45 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <atomic> +#include <utility> +// null, no cost dummy "mutex" and dummy "atomic" int + +namespace spdlog { +namespace details { +struct null_mutex +{ + void lock() const {} + void unlock() const {} +}; + +struct null_atomic_int +{ + int value; + null_atomic_int() = default; + + explicit null_atomic_int(int new_value) + : value(new_value) + {} + + int load(std::memory_order = std::memory_order_relaxed) const + { + return value; + } + + void store(int new_value, std::memory_order = std::memory_order_relaxed) + { + value = new_value; + } + + int exchange(int new_value, std::memory_order = std::memory_order_relaxed) + { + std::swap(new_value, value); + return new_value; // return value before the call + } +}; + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/os-inl.h b/include/spdlog/details/os-inl.h new file mode 100644 index 000000000..b9bab53ce --- /dev/null +++ b/include/spdlog/details/os-inl.h @@ -0,0 +1,606 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/os.h> +#endif + +#include <spdlog/common.h> + +#include <algorithm> +#include <chrono> +#include <cstdio> +#include <cstdlib> +#include <cstring> +#include <ctime> +#include <string> +#include <thread> +#include <array> +#include <sys/stat.h> +#include <sys/types.h> + +#ifdef _WIN32 + +# include <io.h> // _get_osfhandle and _isatty support +# include <process.h> // _get_pid support +# include <spdlog/details/windows_include.h> + +# ifdef __MINGW32__ +# include <share.h> +# endif + +# if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES) +# include <limits> +# endif + +# include <direct.h> // for _mkdir/_wmkdir + +#else // unix + +# include <fcntl.h> +# include <unistd.h> + +# ifdef __linux__ +# include <sys/syscall.h> //Use gettid() syscall under linux to get thread id + +# elif defined(_AIX) +# include <pthread.h> // for pthread_getthrds_np + +# elif defined(__DragonFly__) || defined(__FreeBSD__) +# include <pthread_np.h> // for pthread_getthreadid_np + +# elif defined(__NetBSD__) +# include <lwp.h> // for _lwp_self + +# elif defined(__sun) +# include <thread.h> // for thr_self +# endif + +#endif // unix + +#ifndef __has_feature // Clang - feature checking macros. +# define __has_feature(x) 0 // Compatibility with non-clang compilers. +#endif + +namespace spdlog { +namespace details { +namespace os { + +SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT +{ + +#if defined __linux__ && defined SPDLOG_CLOCK_COARSE + timespec ts; + ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); + return std::chrono::time_point<log_clock, typename log_clock::duration>( + std::chrono::duration_cast<typename log_clock::duration>(std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec))); + +#else + return log_clock::now(); +#endif +} +SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT +{ + +#ifdef _WIN32 + std::tm tm; + ::localtime_s(&tm, &time_tt); +#else + std::tm tm; + ::localtime_r(&time_tt, &tm); +#endif + return tm; +} + +SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT +{ + std::time_t now_t = ::time(nullptr); + return localtime(now_t); +} + +SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT +{ + +#ifdef _WIN32 + std::tm tm; + ::gmtime_s(&tm, &time_tt); +#else + std::tm tm; + ::gmtime_r(&time_tt, &tm); +#endif + return tm; +} + +SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT +{ + std::time_t now_t = ::time(nullptr); + return gmtime(now_t); +} + +// fopen_s on non windows for writing +SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) +{ +#ifdef _WIN32 +# ifdef SPDLOG_WCHAR_FILENAMES + *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); +# else + *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); +# endif +# if defined(SPDLOG_PREVENT_CHILD_FD) + if (*fp != nullptr) + { + auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(::_fileno(*fp))); + if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) + { + ::fclose(*fp); + *fp = nullptr; + } + } +# endif +#else // unix +# if defined(SPDLOG_PREVENT_CHILD_FD) + const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC; + const int fd = ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644)); + if (fd == -1) + { + return true; + } + *fp = ::fdopen(fd, mode.c_str()); + if (*fp == nullptr) + { + ::close(fd); + } +# else + *fp = ::fopen((filename.c_str()), mode.c_str()); +# endif +#endif + + return *fp == nullptr; +} + +SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT +{ +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + return ::_wremove(filename.c_str()); +#else + return std::remove(filename.c_str()); +#endif +} + +SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT +{ + return path_exists(filename) ? remove(filename) : 0; +} + +SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT +{ +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) + return ::_wrename(filename1.c_str(), filename2.c_str()); +#else + return std::rename(filename1.c_str(), filename2.c_str()); +#endif +} + +// Return true if path exists (file or directory) +SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT +{ +#ifdef _WIN32 +# ifdef SPDLOG_WCHAR_FILENAMES + auto attribs = ::GetFileAttributesW(filename.c_str()); +# else + auto attribs = ::GetFileAttributesA(filename.c_str()); +# endif + return attribs != INVALID_FILE_ATTRIBUTES; +#else // common linux/unix all have the stat system call + struct stat buffer; + return (::stat(filename.c_str(), &buffer) == 0); +#endif +} + +#ifdef _MSC_VER +// avoid warning about unreachable statement at the end of filesize() +# pragma warning(push) +# pragma warning(disable : 4702) +#endif + +// Return file size according to open FILE* object +SPDLOG_INLINE size_t filesize(FILE *f) +{ + if (f == nullptr) + { + throw_spdlog_ex("Failed getting file size. fd is null"); + } +#if defined(_WIN32) && !defined(__CYGWIN__) + int fd = ::_fileno(f); +# if defined(_WIN64) // 64 bits + __int64 ret = ::_filelengthi64(fd); + if (ret >= 0) + { + return static_cast<size_t>(ret); + } + +# else // windows 32 bits + long ret = ::_filelength(fd); + if (ret >= 0) + { + return static_cast<size_t>(ret); + } +# endif + +#else // unix +// OpenBSD and AIX doesn't compile with :: before the fileno(..) +# if defined(__OpenBSD__) || defined(_AIX) + int fd = fileno(f); +# else + int fd = ::fileno(f); +# endif +// 64 bits(but not in osx or cygwin, where fstat64 is deprecated) +# if (defined(__linux__) || defined(__sun) || defined(_AIX)) && (defined(__LP64__) || defined(_LP64)) + struct stat64 st; + if (::fstat64(fd, &st) == 0) + { + return static_cast<size_t>(st.st_size); + } +# else // other unix or linux 32 bits or cygwin + struct stat st; + if (::fstat(fd, &st) == 0) + { + return static_cast<size_t>(st.st_size); + } +# endif +#endif + throw_spdlog_ex("Failed getting file size from fd", errno); + return 0; // will not be reached. +} + +#ifdef _MSC_VER +# pragma warning(pop) +#endif + +// Return utc offset in minutes or throw spdlog_ex on failure +SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm) +{ + +#ifdef _WIN32 +# if _WIN32_WINNT < _WIN32_WINNT_WS08 + TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetTimeZoneInformation(&tzinfo); +# else + DYNAMIC_TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetDynamicTimeZoneInformation(&tzinfo); +# endif + if (rv == TIME_ZONE_ID_INVALID) + throw_spdlog_ex("Failed getting timezone info. ", errno); + + int offset = -tzinfo.Bias; + if (tm.tm_isdst) + { + offset -= tzinfo.DaylightBias; + } + else + { + offset -= tzinfo.StandardBias; + } + return offset; +#else + +# if defined(sun) || defined(__sun) || defined(_AIX) || (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE)) + // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris + struct helper + { + static long int calculate_gmt_offset(const std::tm &localtm = details::os::localtime(), const std::tm &gmtm = details::os::gmtime()) + { + int local_year = localtm.tm_year + (1900 - 1); + int gmt_year = gmtm.tm_year + (1900 - 1); + + long int days = ( + // difference in day of year + localtm.tm_yday - + gmtm.tm_yday + + // + intervening leap days + + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + + ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) + + // + difference in years * 365 */ + + static_cast<long int>(local_year - gmt_year) * 365); + + long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); + long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); + long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); + + return secs; + } + }; + + auto offset_seconds = helper::calculate_gmt_offset(tm); +# else + auto offset_seconds = tm.tm_gmtoff; +# endif + + return static_cast<int>(offset_seconds / 60); +#endif +} + +// Return current thread id as size_t +// It exists because the std::this_thread::get_id() is much slower(especially +// under VS 2013) +SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT +{ +#ifdef _WIN32 + return static_cast<size_t>(::GetCurrentThreadId()); +#elif defined(__linux__) +# if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) +# define SYS_gettid __NR_gettid +# endif + return static_cast<size_t>(::syscall(SYS_gettid)); +#elif defined(_AIX) + struct __pthrdsinfo buf; + int reg_size = 0; + pthread_t pt = pthread_self(); + int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, ®_size); + int tid = (!retval) ? buf.__pi_tid : 0; + return static_cast<size_t>(tid); +#elif defined(__DragonFly__) || defined(__FreeBSD__) + return static_cast<size_t>(::pthread_getthreadid_np()); +#elif defined(__NetBSD__) + return static_cast<size_t>(::_lwp_self()); +#elif defined(__OpenBSD__) + return static_cast<size_t>(::getthrid()); +#elif defined(__sun) + return static_cast<size_t>(::thr_self()); +#elif __APPLE__ + uint64_t tid; + pthread_threadid_np(nullptr, &tid); + return static_cast<size_t>(tid); +#else // Default to standard C++11 (other Unix) + return static_cast<size_t>(std::hash<std::thread::id>()(std::this_thread::get_id())); +#endif +} + +// Return current thread id as size_t (from thread local storage) +SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT +{ +#if defined(SPDLOG_NO_TLS) + return _thread_id(); +#else // cache thread id in tls + static thread_local const size_t tid = _thread_id(); + return tid; +#endif +} + +// This is avoid msvc issue in sleep_for that happens if the clock changes. +// See https://github.com/gabime/spdlog/issues/609 +SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT +{ +#if defined(_WIN32) + ::Sleep(milliseconds); +#else + std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); +#endif +} + +// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined) +#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) +SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) +{ + memory_buf_t buf; + wstr_to_utf8buf(filename, buf); + return SPDLOG_BUF_TO_STRING(buf); +} +#else +SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) +{ + return filename; +} +#endif + +SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT +{ + +#ifdef _WIN32 + return conditional_static_cast<int>(::GetCurrentProcessId()); +#else + return conditional_static_cast<int>(::getpid()); +#endif +} + +// Determine if the terminal supports colors +// Based on: https://github.com/agauniyal/rang/ +SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT +{ +#ifdef _WIN32 + return true; +#else + + static const bool result = []() { + const char *env_colorterm_p = std::getenv("COLORTERM"); + if (env_colorterm_p != nullptr) + { + return true; + } + + static constexpr std::array<const char *, 16> terms = {{"ansi", "color", "console", "cygwin", "gnome", "konsole", "kterm", "linux", + "msys", "putty", "rxvt", "screen", "vt100", "xterm", "alacritty", "vt102"}}; + + const char *env_term_p = std::getenv("TERM"); + if (env_term_p == nullptr) + { + return false; + } + + return std::any_of(terms.begin(), terms.end(), [&](const char *term) { return std::strstr(env_term_p, term) != nullptr; }); + }(); + + return result; +#endif +} + +// Determine if the terminal attached +// Source: https://github.com/agauniyal/rang/ +SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT +{ + +#ifdef _WIN32 + return ::_isatty(_fileno(file)) != 0; +#else + return ::isatty(fileno(file)) != 0; +#endif +} + +#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) +SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target) +{ + if (wstr.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) / 2 - 1) + { + throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8"); + } + + int wstr_size = static_cast<int>(wstr.size()); + if (wstr_size == 0) + { + target.resize(0); + return; + } + + int result_size = static_cast<int>(target.capacity()); + if ((wstr_size + 1) * 2 > result_size) + { + result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL); + } + + if (result_size > 0) + { + target.resize(result_size); + result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(), result_size, NULL, NULL); + + if (result_size > 0) + { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex(fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError())); +} + +SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target) +{ + if (str.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) - 1) + { + throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16"); + } + + int str_size = static_cast<int>(str.size()); + if (str_size == 0) + { + target.resize(0); + return; + } + + int result_size = static_cast<int>(target.capacity()); + if (str_size + 1 > result_size) + { + result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, NULL, 0); + } + + if (result_size > 0) + { + target.resize(result_size); + result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, target.data(), result_size); + + if (result_size > 0) + { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex(fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError())); +} +#endif // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) + +// return true on success +static SPDLOG_INLINE bool mkdir_(const filename_t &path) +{ +#ifdef _WIN32 +# ifdef SPDLOG_WCHAR_FILENAMES + return ::_wmkdir(path.c_str()) == 0; +# else + return ::_mkdir(path.c_str()) == 0; +# endif +#else + return ::mkdir(path.c_str(), mode_t(0755)) == 0; +#endif +} + +// create the given directory - and all directories leading to it +// return true on success or if the directory already exists +SPDLOG_INLINE bool create_dir(const filename_t &path) +{ + if (path_exists(path)) + { + return true; + } + + if (path.empty()) + { + return false; + } + + size_t search_offset = 0; + do + { + auto token_pos = path.find_first_of(folder_seps_filename, search_offset); + // treat the entire path as a folder if no folder separator not found + if (token_pos == filename_t::npos) + { + token_pos = path.size(); + } + + auto subdir = path.substr(0, token_pos); + + if (!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) + { + return false; // return error if failed creating dir + } + search_offset = token_pos + 1; + } while (search_offset < path.size()); + + return true; +} + +// Return directory name from given path or empty string +// "abc/file" => "abc" +// "abc/" => "abc" +// "abc" => "" +// "abc///" => "abc//" +SPDLOG_INLINE filename_t dir_name(const filename_t &path) +{ + auto pos = path.find_last_of(folder_seps_filename); + return pos != filename_t::npos ? path.substr(0, pos) : filename_t{}; +} + +std::string SPDLOG_INLINE getenv(const char *field) +{ + +#if defined(_MSC_VER) +# if defined(__cplusplus_winrt) + return std::string{}; // not supported under uwp +# else + size_t len = 0; + char buf[128]; + bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0; + return ok ? buf : std::string{}; +# endif +#else // revert to getenv + char *buf = ::getenv(field); + return buf ? buf : std::string{}; +#endif +} + +} // namespace os +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/os.h b/include/spdlog/details/os.h new file mode 100644 index 000000000..b154bc473 --- /dev/null +++ b/include/spdlog/details/os.h @@ -0,0 +1,118 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <ctime> // std::time_t + +namespace spdlog { +namespace details { +namespace os { + +SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; + +SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT; + +// eol definition +#if !defined(SPDLOG_EOL) +# ifdef _WIN32 +# define SPDLOG_EOL "\r\n" +# else +# define SPDLOG_EOL "\n" +# endif +#endif + +SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL; + +// folder separator +#if !defined(SPDLOG_FOLDER_SEPS) +# ifdef _WIN32 +# define SPDLOG_FOLDER_SEPS "\\/" +# else +# define SPDLOG_FOLDER_SEPS "/" +# endif +#endif + +SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS; +SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] = SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS); + +// fopen_s on non windows for writing +SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode); + +// Remove filename. return 0 on success +SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT; + +// Remove file if exists. return 0 on success +// Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread) +SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT; + +SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT; + +// Return if file exists. +SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT; + +// Return file size according to open FILE* object +SPDLOG_API size_t filesize(FILE *f); + +// Return utc offset in minutes or throw spdlog_ex on failure +SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime()); + +// Return current thread id as size_t +// It exists because the std::this_thread::get_id() is much slower(especially +// under VS 2013) +SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT; + +// Return current thread id as size_t (from thread local storage) +SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT; + +// This is avoid msvc issue in sleep_for that happens if the clock changes. +// See https://github.com/gabime/spdlog/issues/609 +SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT; + +SPDLOG_API std::string filename_to_str(const filename_t &filename); + +SPDLOG_API int pid() SPDLOG_NOEXCEPT; + +// Determine if the terminal supports colors +// Source: https://github.com/agauniyal/rang/ +SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT; + +// Determine if the terminal attached +// Source: https://github.com/agauniyal/rang/ +SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT; + +#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) +SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target); + +SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target); +#endif + +// Return directory name from given path or empty string +// "abc/file" => "abc" +// "abc/" => "abc" +// "abc" => "" +// "abc///" => "abc//" +SPDLOG_API filename_t dir_name(const filename_t &path); + +// Create a dir from the given path. +// Return true if succeeded or if this dir already exists. +SPDLOG_API bool create_dir(const filename_t &path); + +// non thread safe, cross platform getenv/getenv_s +// return empty string if field not found +SPDLOG_API std::string getenv(const char *field); + +} // namespace os +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "os-inl.h" +#endif diff --git a/include/spdlog/details/periodic_worker-inl.h b/include/spdlog/details/periodic_worker-inl.h new file mode 100644 index 000000000..520a2b339 --- /dev/null +++ b/include/spdlog/details/periodic_worker-inl.h @@ -0,0 +1,28 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/periodic_worker.h> +#endif + +namespace spdlog { +namespace details { + +// stop the worker thread and join it +SPDLOG_INLINE periodic_worker::~periodic_worker() +{ + if (worker_thread_.joinable()) + { + { + std::lock_guard<std::mutex> lock(mutex_); + active_ = false; + } + cv_.notify_one(); + worker_thread_.join(); + } +} + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/periodic_worker.h b/include/spdlog/details/periodic_worker.h new file mode 100644 index 000000000..d7d69b28c --- /dev/null +++ b/include/spdlog/details/periodic_worker.h @@ -0,0 +1,60 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// periodic worker thread - periodically executes the given callback function. +// +// RAII over the owned thread: +// creates the thread on construction. +// stops and joins the thread on destruction (if the thread is executing a callback, wait for it to finish first). + +#include <chrono> +#include <condition_variable> +#include <functional> +#include <mutex> +#include <thread> +namespace spdlog { +namespace details { + +class SPDLOG_API periodic_worker +{ +public: + template<typename Rep, typename Period> + periodic_worker(const std::function<void()> &callback_fun, std::chrono::duration<Rep, Period> interval) + { + active_ = (interval > std::chrono::duration<Rep, Period>::zero()); + if (!active_) + { + return; + } + + worker_thread_ = std::thread([this, callback_fun, interval]() { + for (;;) + { + std::unique_lock<std::mutex> lock(this->mutex_); + if (this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) + { + return; // active_ == false, so exit this thread + } + callback_fun(); + } + }); + } + periodic_worker(const periodic_worker &) = delete; + periodic_worker &operator=(const periodic_worker &) = delete; + // stop the worker thread and join it + ~periodic_worker(); + +private: + bool active_; + std::thread worker_thread_; + std::mutex mutex_; + std::condition_variable cv_; +}; +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "periodic_worker-inl.h" +#endif diff --git a/include/spdlog/details/registry-inl.h b/include/spdlog/details/registry-inl.h new file mode 100644 index 000000000..e6ecc9b08 --- /dev/null +++ b/include/spdlog/details/registry-inl.h @@ -0,0 +1,306 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/registry.h> +#endif + +#include <spdlog/common.h> +#include <spdlog/details/periodic_worker.h> +#include <spdlog/logger.h> +#include <spdlog/pattern_formatter.h> + +#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER +// support for the default stdout color logger +# ifdef _WIN32 +# include <spdlog/sinks/wincolor_sink.h> +# else +# include <spdlog/sinks/ansicolor_sink.h> +# endif +#endif // SPDLOG_DISABLE_DEFAULT_LOGGER + +#include <chrono> +#include <functional> +#include <memory> +#include <string> +#include <unordered_map> + +namespace spdlog { +namespace details { + +SPDLOG_INLINE registry::registry() + : formatter_(new pattern_formatter()) +{ + +#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER + // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows). +# ifdef _WIN32 + auto color_sink = std::make_shared<sinks::wincolor_stdout_sink_mt>(); +# else + auto color_sink = std::make_shared<sinks::ansicolor_stdout_sink_mt>(); +# endif + + const char *default_logger_name = ""; + default_logger_ = std::make_shared<spdlog::logger>(default_logger_name, std::move(color_sink)); + loggers_[default_logger_name] = default_logger_; + +#endif // SPDLOG_DISABLE_DEFAULT_LOGGER +} + +SPDLOG_INLINE registry::~registry() = default; + +SPDLOG_INLINE void registry::register_logger(std::shared_ptr<logger> new_logger) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + register_logger_(std::move(new_logger)); +} + +SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr<logger> new_logger) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + new_logger->set_formatter(formatter_->clone()); + + if (err_handler_) + { + new_logger->set_error_handler(err_handler_); + } + + // set new level according to previously configured level or default level + auto it = log_levels_.find(new_logger->name()); + auto new_level = it != log_levels_.end() ? it->second : global_log_level_; + new_logger->set_level(new_level); + + new_logger->flush_on(flush_level_); + + if (backtrace_n_messages_ > 0) + { + new_logger->enable_backtrace(backtrace_n_messages_); + } + + if (automatic_registration_) + { + register_logger_(std::move(new_logger)); + } +} + +SPDLOG_INLINE std::shared_ptr<logger> registry::get(const std::string &logger_name) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + auto found = loggers_.find(logger_name); + return found == loggers_.end() ? nullptr : found->second; +} + +SPDLOG_INLINE std::shared_ptr<logger> registry::default_logger() +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + return default_logger_; +} + +// Return raw ptr to the default logger. +// To be used directly by the spdlog default api (e.g. spdlog::info) +// This make the default API faster, but cannot be used concurrently with set_default_logger(). +// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. +SPDLOG_INLINE logger *registry::get_default_raw() +{ + return default_logger_.get(); +} + +// set default logger. +// default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. +SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr<logger> new_default_logger) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + // remove previous default logger from the map + if (default_logger_ != nullptr) + { + loggers_.erase(default_logger_->name()); + } + if (new_default_logger != nullptr) + { + loggers_[new_default_logger->name()] = new_default_logger; + } + default_logger_ = std::move(new_default_logger); +} + +SPDLOG_INLINE void registry::set_tp(std::shared_ptr<thread_pool> tp) +{ + std::lock_guard<std::recursive_mutex> lock(tp_mutex_); + tp_ = std::move(tp); +} + +SPDLOG_INLINE std::shared_ptr<thread_pool> registry::get_tp() +{ + std::lock_guard<std::recursive_mutex> lock(tp_mutex_); + return tp_; +} + +// Set global formatter. Each sink in each logger will get a clone of this object +SPDLOG_INLINE void registry::set_formatter(std::unique_ptr<formatter> formatter) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + formatter_ = std::move(formatter); + for (auto &l : loggers_) + { + l.second->set_formatter(formatter_->clone()); + } +} + +SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + backtrace_n_messages_ = n_messages; + + for (auto &l : loggers_) + { + l.second->enable_backtrace(n_messages); + } +} + +SPDLOG_INLINE void registry::disable_backtrace() +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + backtrace_n_messages_ = 0; + for (auto &l : loggers_) + { + l.second->disable_backtrace(); + } +} + +SPDLOG_INLINE void registry::set_level(level::level_enum log_level) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for (auto &l : loggers_) + { + l.second->set_level(log_level); + } + global_log_level_ = log_level; +} + +SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for (auto &l : loggers_) + { + l.second->flush_on(log_level); + } + flush_level_ = log_level; +} + +SPDLOG_INLINE void registry::set_error_handler(err_handler handler) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for (auto &l : loggers_) + { + l.second->set_error_handler(handler); + } + err_handler_ = std::move(handler); +} + +SPDLOG_INLINE void registry::apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for (auto &l : loggers_) + { + fun(l.second); + } +} + +SPDLOG_INLINE void registry::flush_all() +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for (auto &l : loggers_) + { + l.second->flush(); + } +} + +SPDLOG_INLINE void registry::drop(const std::string &logger_name) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + loggers_.erase(logger_name); + if (default_logger_ && default_logger_->name() == logger_name) + { + default_logger_.reset(); + } +} + +SPDLOG_INLINE void registry::drop_all() +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + loggers_.clear(); + default_logger_.reset(); +} + +// clean all resources and threads started by the registry +SPDLOG_INLINE void registry::shutdown() +{ + { + std::lock_guard<std::mutex> lock(flusher_mutex_); + periodic_flusher_.reset(); + } + + drop_all(); + + { + std::lock_guard<std::recursive_mutex> lock(tp_mutex_); + tp_.reset(); + } +} + +SPDLOG_INLINE std::recursive_mutex ®istry::tp_mutex() +{ + return tp_mutex_; +} + +SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + automatic_registration_ = automatic_registration; +} + +SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum *global_level) +{ + std::lock_guard<std::mutex> lock(logger_map_mutex_); + log_levels_ = std::move(levels); + auto global_level_requested = global_level != nullptr; + global_log_level_ = global_level_requested ? *global_level : global_log_level_; + + for (auto &logger : loggers_) + { + auto logger_entry = log_levels_.find(logger.first); + if (logger_entry != log_levels_.end()) + { + logger.second->set_level(logger_entry->second); + } + else if (global_level_requested) + { + logger.second->set_level(*global_level); + } + } +} + +SPDLOG_INLINE registry ®istry::instance() +{ + static registry s_instance; + return s_instance; +} + +SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) +{ + if (loggers_.find(logger_name) != loggers_.end()) + { + throw_spdlog_ex("logger with name '" + logger_name + "' already exists"); + } +} + +SPDLOG_INLINE void registry::register_logger_(std::shared_ptr<logger> new_logger) +{ + auto logger_name = new_logger->name(); + throw_if_exists_(logger_name); + loggers_[logger_name] = std::move(new_logger); +} + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/registry.h b/include/spdlog/details/registry.h new file mode 100644 index 000000000..6a4a5abce --- /dev/null +++ b/include/spdlog/details/registry.h @@ -0,0 +1,121 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Loggers registry of unique name->logger pointer +// An attempt to create a logger with an already existing name will result with spdlog_ex exception. +// If user requests a non existing logger, nullptr will be returned +// This class is thread safe + +#include <spdlog/common.h> +#include <spdlog/details/periodic_worker.h> + +#include <chrono> +#include <functional> +#include <memory> +#include <string> +#include <unordered_map> +#include <mutex> + +namespace spdlog { +class logger; + +namespace details { +class thread_pool; + +class SPDLOG_API registry +{ +public: + using log_levels = std::unordered_map<std::string, level::level_enum>; + registry(const registry &) = delete; + registry &operator=(const registry &) = delete; + + void register_logger(std::shared_ptr<logger> new_logger); + void initialize_logger(std::shared_ptr<logger> new_logger); + std::shared_ptr<logger> get(const std::string &logger_name); + std::shared_ptr<logger> default_logger(); + + // Return raw ptr to the default logger. + // To be used directly by the spdlog default api (e.g. spdlog::info) + // This make the default API faster, but cannot be used concurrently with set_default_logger(). + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + logger *get_default_raw(); + + // set default logger. + // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. + void set_default_logger(std::shared_ptr<logger> new_default_logger); + + void set_tp(std::shared_ptr<thread_pool> tp); + + std::shared_ptr<thread_pool> get_tp(); + + // Set global formatter. Each sink in each logger will get a clone of this object + void set_formatter(std::unique_ptr<formatter> formatter); + + void enable_backtrace(size_t n_messages); + + void disable_backtrace(); + + void set_level(level::level_enum log_level); + + void flush_on(level::level_enum log_level); + + template<typename Rep, typename Period> + void flush_every(std::chrono::duration<Rep, Period> interval) + { + std::lock_guard<std::mutex> lock(flusher_mutex_); + auto clbk = [this]() { this->flush_all(); }; + periodic_flusher_ = details::make_unique<periodic_worker>(clbk, interval); + } + + void set_error_handler(err_handler handler); + + void apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun); + + void flush_all(); + + void drop(const std::string &logger_name); + + void drop_all(); + + // clean all resources and threads started by the registry + void shutdown(); + + std::recursive_mutex &tp_mutex(); + + void set_automatic_registration(bool automatic_registration); + + // set levels for all existing/future loggers. global_level can be null if should not set. + void set_levels(log_levels levels, level::level_enum *global_level); + + static registry &instance(); + +private: + registry(); + ~registry(); + + void throw_if_exists_(const std::string &logger_name); + void register_logger_(std::shared_ptr<logger> new_logger); + bool set_level_from_cfg_(logger *logger); + std::mutex logger_map_mutex_, flusher_mutex_; + std::recursive_mutex tp_mutex_; + std::unordered_map<std::string, std::shared_ptr<logger>> loggers_; + log_levels log_levels_; + std::unique_ptr<formatter> formatter_; + spdlog::level::level_enum global_log_level_ = level::info; + level::level_enum flush_level_ = level::off; + err_handler err_handler_; + std::shared_ptr<thread_pool> tp_; + std::unique_ptr<periodic_worker> periodic_flusher_; + std::shared_ptr<logger> default_logger_; + bool automatic_registration_ = true; + size_t backtrace_n_messages_ = 0; +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "registry-inl.h" +#endif diff --git a/include/spdlog/details/synchronous_factory.h b/include/spdlog/details/synchronous_factory.h new file mode 100644 index 000000000..1f729ab93 --- /dev/null +++ b/include/spdlog/details/synchronous_factory.h @@ -0,0 +1,24 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "registry.h" + +namespace spdlog { + +// Default logger factory- creates synchronous loggers +class logger; + +struct synchronous_factory +{ + template<typename Sink, typename... SinkArgs> + static std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&... args) + { + auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); + auto new_logger = std::make_shared<spdlog::logger>(std::move(logger_name), std::move(sink)); + details::registry::instance().initialize_logger(new_logger); + return new_logger; + } +}; +} // namespace spdlog diff --git a/include/spdlog/details/tcp_client-windows.h b/include/spdlog/details/tcp_client-windows.h new file mode 100644 index 000000000..9d3647aaa --- /dev/null +++ b/include/spdlog/details/tcp_client-windows.h @@ -0,0 +1,160 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#define WIN32_LEAN_AND_MEAN +// tcp client helper +#include <spdlog/common.h> +#include <spdlog/details/os.h> + +#include <winsock2.h> +#include <windows.h> +#include <ws2tcpip.h> +#include <stdlib.h> +#include <stdio.h> +#include <string> + +#pragma comment(lib, "Ws2_32.lib") +#pragma comment(lib, "Mswsock.lib") +#pragma comment(lib, "AdvApi32.lib") + +namespace spdlog { +namespace details { +class tcp_client +{ + SOCKET socket_ = INVALID_SOCKET; + + static void init_winsock_() + { + WSADATA wsaData; + auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData); + if (rv != 0) + { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } + } + + static void throw_winsock_error_(const std::string &msg, int last_error) + { + char buf[512]; + ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, last_error, + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, (sizeof(buf) / sizeof(char)), NULL); + + throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf)); + } + +public: + tcp_client() + { + init_winsock_(); + } + + ~tcp_client() + { + close(); + ::WSACleanup(); + } + + bool is_connected() const + { + return socket_ != INVALID_SOCKET; + } + + void close() + { + ::closesocket(socket_); + socket_ = INVALID_SOCKET; + } + + SOCKET fd() const + { + return socket_; + } + + // try to connect or throw on failure + void connect(const std::string &host, int port) + { + if (is_connected()) + { + close(); + } + struct addrinfo hints + {}; + ZeroMemory(&hints, sizeof(hints)); + + hints.ai_family = AF_INET; // IPv4 + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo *addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + int last_error = 0; + if (rv != 0) + { + last_error = ::WSAGetLastError(); + WSACleanup(); + throw_winsock_error_("getaddrinfo failed", last_error); + } + + // Try each address until we successfully connect(2). + + for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) + { + socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + if (socket_ == INVALID_SOCKET) + { + last_error = ::WSAGetLastError(); + WSACleanup(); + continue; + } + if (::connect(socket_, rp->ai_addr, (int)rp->ai_addrlen) == 0) + { + break; + } + else + { + last_error = ::WSAGetLastError(); + close(); + } + } + ::freeaddrinfo(addrinfo_result); + if (socket_ == INVALID_SOCKET) + { + WSACleanup(); + throw_winsock_error_("connect failed", last_error); + } + + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) + { + size_t bytes_sent = 0; + while (bytes_sent < n_bytes) + { + const int send_flags = 0; + auto write_result = ::send(socket_, data + bytes_sent, (int)(n_bytes - bytes_sent), send_flags); + if (write_result == SOCKET_ERROR) + { + int last_error = ::WSAGetLastError(); + close(); + throw_winsock_error_("send failed", last_error); + } + + if (write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast<size_t>(write_result); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/tcp_client.h b/include/spdlog/details/tcp_client.h new file mode 100644 index 000000000..0daff0eb4 --- /dev/null +++ b/include/spdlog/details/tcp_client.h @@ -0,0 +1,145 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef _WIN32 +# error include tcp_client-windows.h instead +#endif + +// tcp client helper +#include <spdlog/common.h> +#include <spdlog/details/os.h> + +#include <sys/socket.h> +#include <arpa/inet.h> +#include <unistd.h> +#include <netdb.h> +#include <netinet/tcp.h> + +#include <string> + +namespace spdlog { +namespace details { +class tcp_client +{ + int socket_ = -1; + +public: + bool is_connected() const + { + return socket_ != -1; + } + + void close() + { + if (is_connected()) + { + ::close(socket_); + socket_ = -1; + } + } + + int fd() const + { + return socket_; + } + + ~tcp_client() + { + close(); + } + + // try to connect or throw on failure + void connect(const std::string &host, int port) + { + close(); + struct addrinfo hints + {}; + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_INET; // IPv4 + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo *addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + if (rv != 0) + { + throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv))); + } + + // Try each address until we successfully connect(2). + int last_errno = 0; + for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) + { +#if defined(SOCK_CLOEXEC) + const int flags = SOCK_CLOEXEC; +#else + const int flags = 0; +#endif + socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol); + if (socket_ == -1) + { + last_errno = errno; + continue; + } + rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen); + if (rv == 0) + { + break; + } + last_errno = errno; + ::close(socket_); + socket_ = -1; + } + ::freeaddrinfo(addrinfo_result); + if (socket_ == -1) + { + throw_spdlog_ex("::connect failed", last_errno); + } + + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); + + // prevent sigpipe on systems where MSG_NOSIGNAL is not available +#if defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) + ::setsockopt(socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); +#endif + +#if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) +# error "tcp_sink would raise SIGPIPE since niether SO_NOSIGPIPE nor MSG_NOSIGNAL are available" +#endif + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) + { + size_t bytes_sent = 0; + while (bytes_sent < n_bytes) + { +#if defined(MSG_NOSIGNAL) + const int send_flags = MSG_NOSIGNAL; +#else + const int send_flags = 0; +#endif + auto write_result = ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags); + if (write_result < 0) + { + close(); + throw_spdlog_ex("write(2) failed", errno); + } + + if (write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast<size_t>(write_result); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/thread_pool-inl.h b/include/spdlog/details/thread_pool-inl.h new file mode 100644 index 000000000..369f30fe0 --- /dev/null +++ b/include/spdlog/details/thread_pool-inl.h @@ -0,0 +1,141 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/details/thread_pool.h> +#endif + +#include <spdlog/common.h> +#include <cassert> + +namespace spdlog { +namespace details { + +SPDLOG_INLINE thread_pool::thread_pool( + size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start, std::function<void()> on_thread_stop) + : q_(q_max_items) +{ + if (threads_n == 0 || threads_n > 1000) + { + throw_spdlog_ex("spdlog::thread_pool(): invalid threads_n param (valid " + "range is 1-1000)"); + } + for (size_t i = 0; i < threads_n; i++) + { + threads_.emplace_back([this, on_thread_start, on_thread_stop] { + on_thread_start(); + this->thread_pool::worker_loop_(); + on_thread_stop(); + }); + } +} + +SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start) + : thread_pool(q_max_items, threads_n, on_thread_start, [] {}) +{} + +SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n) + : thread_pool( + q_max_items, threads_n, [] {}, [] {}) +{} + +// message all threads to terminate gracefully join them +SPDLOG_INLINE thread_pool::~thread_pool() +{ + SPDLOG_TRY + { + for (size_t i = 0; i < threads_.size(); i++) + { + post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block); + } + + for (auto &t : threads_) + { + t.join(); + } + } + SPDLOG_CATCH_STD +} + +void SPDLOG_INLINE thread_pool::post_log(async_logger_ptr &&worker_ptr, const details::log_msg &msg, async_overflow_policy overflow_policy) +{ + async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg); + post_async_msg_(std::move(async_m), overflow_policy); +} + +void SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy) +{ + post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush), overflow_policy); +} + +size_t SPDLOG_INLINE thread_pool::overrun_counter() +{ + return q_.overrun_counter(); +} + +void SPDLOG_INLINE thread_pool::reset_overrun_counter() +{ + q_.reset_overrun_counter(); +} + +size_t SPDLOG_INLINE thread_pool::queue_size() +{ + return q_.size(); +} + +void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy) +{ + if (overflow_policy == async_overflow_policy::block) + { + q_.enqueue(std::move(new_msg)); + } + else + { + q_.enqueue_nowait(std::move(new_msg)); + } +} + +void SPDLOG_INLINE thread_pool::worker_loop_() +{ + while (process_next_msg_()) {} +} + +// process next message in the queue +// return true if this thread should still be active (while no terminate msg +// was received) +bool SPDLOG_INLINE thread_pool::process_next_msg_() +{ + async_msg incoming_async_msg; + bool dequeued = q_.dequeue_for(incoming_async_msg, std::chrono::seconds(10)); + if (!dequeued) + { + return true; + } + + switch (incoming_async_msg.msg_type) + { + case async_msg_type::log: { + incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg); + return true; + } + case async_msg_type::flush: { + incoming_async_msg.worker_ptr->backend_flush_(); + return true; + } + + case async_msg_type::terminate: { + return false; + } + + default: { + assert(false); + } + } + + return true; +} + +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/thread_pool.h b/include/spdlog/details/thread_pool.h new file mode 100644 index 000000000..52c569b80 --- /dev/null +++ b/include/spdlog/details/thread_pool.h @@ -0,0 +1,122 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/log_msg_buffer.h> +#include <spdlog/details/mpmc_blocking_q.h> +#include <spdlog/details/os.h> + +#include <chrono> +#include <memory> +#include <thread> +#include <vector> +#include <functional> + +namespace spdlog { +class async_logger; + +namespace details { + +using async_logger_ptr = std::shared_ptr<spdlog::async_logger>; + +enum class async_msg_type +{ + log, + flush, + terminate +}; + +// Async msg to move to/from the queue +// Movable only. should never be copied +struct async_msg : log_msg_buffer +{ + async_msg_type msg_type{async_msg_type::log}; + async_logger_ptr worker_ptr; + + async_msg() = default; + ~async_msg() = default; + + // should only be moved in or out of the queue.. + async_msg(const async_msg &) = delete; + +// support for vs2013 move +#if defined(_MSC_VER) && _MSC_VER <= 1800 + async_msg(async_msg &&other) + : log_msg_buffer(std::move(other)) + , msg_type(other.msg_type) + , worker_ptr(std::move(other.worker_ptr)) + {} + + async_msg &operator=(async_msg &&other) + { + *static_cast<log_msg_buffer *>(this) = std::move(other); + msg_type = other.msg_type; + worker_ptr = std::move(other.worker_ptr); + return *this; + } +#else // (_MSC_VER) && _MSC_VER <= 1800 + async_msg(async_msg &&) = default; + async_msg &operator=(async_msg &&) = default; +#endif + + // construct from log_msg with given type + async_msg(async_logger_ptr &&worker, async_msg_type the_type, const details::log_msg &m) + : log_msg_buffer{m} + , msg_type{the_type} + , worker_ptr{std::move(worker)} + {} + + async_msg(async_logger_ptr &&worker, async_msg_type the_type) + : log_msg_buffer{} + , msg_type{the_type} + , worker_ptr{std::move(worker)} + {} + + explicit async_msg(async_msg_type the_type) + : async_msg{nullptr, the_type} + {} +}; + +class SPDLOG_API thread_pool +{ +public: + using item_type = async_msg; + using q_type = details::mpmc_blocking_queue<item_type>; + + thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start, std::function<void()> on_thread_stop); + thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start); + thread_pool(size_t q_max_items, size_t threads_n); + + // message all threads to terminate gracefully and join them + ~thread_pool(); + + thread_pool(const thread_pool &) = delete; + thread_pool &operator=(thread_pool &&) = delete; + + void post_log(async_logger_ptr &&worker_ptr, const details::log_msg &msg, async_overflow_policy overflow_policy); + void post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy); + size_t overrun_counter(); + void reset_overrun_counter(); + size_t queue_size(); + +private: + q_type q_; + + std::vector<std::thread> threads_; + + void post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy); + void worker_loop_(); + + // process next message in the queue + // return true if this thread should still be active (while no terminate msg + // was received) + bool process_next_msg_(); +}; + +} // namespace details +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "thread_pool-inl.h" +#endif diff --git a/include/spdlog/details/udp_client-windows.h b/include/spdlog/details/udp_client-windows.h new file mode 100644 index 000000000..8e763356d --- /dev/null +++ b/include/spdlog/details/udp_client-windows.h @@ -0,0 +1,111 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Helper RAII over winsock udp client socket. +// Will throw on construction if socket creation failed. + +#include <spdlog/common.h> +#include <spdlog/details/os.h> +#include <spdlog/details/windows_include.h> +#include <winsock2.h> +#include <ws2tcpip.h> +#include <stdlib.h> +#include <stdio.h> +#include <string> + +#pragma comment(lib, "Ws2_32.lib") +#pragma comment(lib, "Mswsock.lib") +#pragma comment(lib, "AdvApi32.lib") + +namespace spdlog { +namespace details { +class udp_client +{ + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + SOCKET socket_ = INVALID_SOCKET; + sockaddr_in addr_ = {0}; + + static void init_winsock_() + { + WSADATA wsaData; + auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData); + if (rv != 0) + { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } + } + + static void throw_winsock_error_(const std::string &msg, int last_error) + { + char buf[512]; + ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, last_error, + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, (sizeof(buf) / sizeof(char)), NULL); + + throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf)); + } + + void cleanup_() + { + if (socket_ != INVALID_SOCKET) + { + ::closesocket(socket_); + } + socket_ = INVALID_SOCKET; + ::WSACleanup(); + } + +public: + udp_client(const std::string &host, uint16_t port) + { + init_winsock_(); + + addr_.sin_family = PF_INET; + addr_.sin_port = htons(port); + addr_.sin_addr.s_addr = INADDR_ANY; + if (InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) + { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Invalid address!", last_error); + } + + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if (socket_ == INVALID_SOCKET) + { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Create Socket failed", last_error); + } + + int option_value = TX_BUFFER_SIZE; + if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, reinterpret_cast<const char *>(&option_value), sizeof(option_value)) < 0) + { + int last_error = ::WSAGetLastError(); + cleanup_(); + throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error); + } + } + + ~udp_client() + { + cleanup_(); + } + + SOCKET fd() const + { + return socket_; + } + + void send(const char *data, size_t n_bytes) + { + socklen_t tolen = sizeof(struct sockaddr); + if (::sendto(socket_, data, static_cast<int>(n_bytes), 0, (struct sockaddr *)&addr_, tolen) == -1) + { + throw_spdlog_ex("sendto(2) failed", errno); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/udp_client.h b/include/spdlog/details/udp_client.h new file mode 100644 index 000000000..2db5b89e7 --- /dev/null +++ b/include/spdlog/details/udp_client.h @@ -0,0 +1,94 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Helper RAII over unix udp client socket. +// Will throw on construction if the socket creation failed. + +#ifdef _WIN32 +# error "include udp_client-windows.h instead" +#endif + +#include <spdlog/common.h> +#include <spdlog/details/os.h> + +#include <sys/socket.h> +#include <netinet/in.h> +#include <arpa/inet.h> +#include <unistd.h> +#include <netdb.h> +#include <netinet/udp.h> + +#include <string> + +namespace spdlog { +namespace details { + +class udp_client +{ + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + int socket_ = -1; + struct sockaddr_in sockAddr_; + + void cleanup_() + { + if (socket_ != -1) + { + ::close(socket_); + socket_ = -1; + } + } + +public: + udp_client(const std::string &host, uint16_t port) + { + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if (socket_ < 0) + { + throw_spdlog_ex("error: Create Socket Failed!"); + } + + int option_value = TX_BUFFER_SIZE; + if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, reinterpret_cast<const char *>(&option_value), sizeof(option_value)) < 0) + { + cleanup_(); + throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!"); + } + + sockAddr_.sin_family = AF_INET; + sockAddr_.sin_port = htons(port); + + if (::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) + { + cleanup_(); + throw_spdlog_ex("error: Invalid address!"); + } + + ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero)); + } + + ~udp_client() + { + cleanup_(); + } + + int fd() const + { + return socket_; + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) + { + ssize_t toslen = 0; + socklen_t tolen = sizeof(struct sockaddr); + if ((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr *)&sockAddr_, tolen)) == -1) + { + throw_spdlog_ex("sendto(2) failed", errno); + } + } +}; +} // namespace details +} // namespace spdlog diff --git a/include/spdlog/details/windows_include.h b/include/spdlog/details/windows_include.h new file mode 100644 index 000000000..a92390b9a --- /dev/null +++ b/include/spdlog/details/windows_include.h @@ -0,0 +1,11 @@ +#pragma once + +#ifndef NOMINMAX +# define NOMINMAX // prevent windows redefining min/max +#endif + +#ifndef WIN32_LEAN_AND_MEAN +# define WIN32_LEAN_AND_MEAN +#endif + +#include <windows.h> diff --git a/include/spdlog/fmt/bin_to_hex.h b/include/spdlog/fmt/bin_to_hex.h new file mode 100644 index 000000000..47fec05b9 --- /dev/null +++ b/include/spdlog/fmt/bin_to_hex.h @@ -0,0 +1,248 @@ +// +// Copyright(c) 2015 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +#include <cctype> +#include <spdlog/common.h> + +#if defined(__has_include) +# if __has_include(<version>) +# include <version> +# endif +#endif + +#if __cpp_lib_span >= 202002L +# include <span> +#endif + +// +// Support for logging binary data as hex +// format flags, any combination of the following: +// {:X} - print in uppercase. +// {:s} - don't separate each byte with space. +// {:p} - don't print the position on each line start. +// {:n} - don't split the output to lines. +// {:a} - show ASCII if :n is not set + +// +// Examples: +// +// std::vector<char> v(200, 0x0b); +// logger->info("Some buffer {}", spdlog::to_hex(v)); +// char buf[128]; +// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf))); +// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf), 16)); + +namespace spdlog { +namespace details { + +template<typename It> +class dump_info +{ +public: + dump_info(It range_begin, It range_end, size_t size_per_line) + : begin_(range_begin) + , end_(range_end) + , size_per_line_(size_per_line) + {} + + // do not use begin() and end() to avoid collision with fmt/ranges + It get_begin() const + { + return begin_; + } + It get_end() const + { + return end_; + } + size_t size_per_line() const + { + return size_per_line_; + } + +private: + It begin_, end_; + size_t size_per_line_; +}; +} // namespace details + +// create a dump_info that wraps the given container +template<typename Container> +inline details::dump_info<typename Container::const_iterator> to_hex(const Container &container, size_t size_per_line = 32) +{ + static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); + using Iter = typename Container::const_iterator; + return details::dump_info<Iter>(std::begin(container), std::end(container), size_per_line); +} + +#if __cpp_lib_span >= 202002L + +template<typename Value, size_t Extent> +inline details::dump_info<typename std::span<Value, Extent>::iterator> to_hex( + const std::span<Value, Extent> &container, size_t size_per_line = 32) +{ + using Container = std::span<Value, Extent>; + static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); + using Iter = typename Container::iterator; + return details::dump_info<Iter>(std::begin(container), std::end(container), size_per_line); +} + +#endif + +// create dump_info from ranges +template<typename It> +inline details::dump_info<It> to_hex(const It range_begin, const It range_end, size_t size_per_line = 32) +{ + return details::dump_info<It>(range_begin, range_end, size_per_line); +} + +} // namespace spdlog + +namespace +#ifdef SPDLOG_USE_STD_FORMAT + std +#else + fmt +#endif +{ + +template<typename T> +struct formatter<spdlog::details::dump_info<T>, char> +{ + const char delimiter = ' '; + bool put_newlines = true; + bool put_delimiters = true; + bool use_uppercase = false; + bool put_positions = true; // position on start of each line + bool show_ascii = false; + + // parse the format string flags + template<typename ParseContext> + SPDLOG_CONSTEXPR_FUNC auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + auto it = ctx.begin(); + while (it != ctx.end() && *it != '}') + { + switch (*it) + { + case 'X': + use_uppercase = true; + break; + case 's': + put_delimiters = false; + break; + case 'p': + put_positions = false; + break; + case 'n': + put_newlines = false; + show_ascii = false; + break; + case 'a': + if (put_newlines) + { + show_ascii = true; + } + break; + } + + ++it; + } + return it; + } + + // format the given bytes range as hex + template<typename FormatContext, typename Container> + auto format(const spdlog::details::dump_info<Container> &the_range, FormatContext &ctx) -> decltype(ctx.out()) + { + SPDLOG_CONSTEXPR const char *hex_upper = "0123456789ABCDEF"; + SPDLOG_CONSTEXPR const char *hex_lower = "0123456789abcdef"; + const char *hex_chars = use_uppercase ? hex_upper : hex_lower; + +#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION < 60000 + auto inserter = ctx.begin(); +#else + auto inserter = ctx.out(); +#endif + + int size_per_line = static_cast<int>(the_range.size_per_line()); + auto start_of_line = the_range.get_begin(); + for (auto i = the_range.get_begin(); i != the_range.get_end(); i++) + { + auto ch = static_cast<unsigned char>(*i); + + if (put_newlines && (i == the_range.get_begin() || i - start_of_line >= size_per_line)) + { + if (show_ascii && i != the_range.get_begin()) + { + *inserter++ = delimiter; + *inserter++ = delimiter; + for (auto j = start_of_line; j < i; j++) + { + auto pc = static_cast<unsigned char>(*j); + *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.'; + } + } + + put_newline(inserter, static_cast<size_t>(i - the_range.get_begin())); + + // put first byte without delimiter in front of it + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; + start_of_line = i; + continue; + } + + if (put_delimiters) + { + *inserter++ = delimiter; + } + + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; + } + if (show_ascii) // add ascii to last line + { + if (the_range.get_end() - the_range.get_begin() > size_per_line) + { + auto blank_num = size_per_line - (the_range.get_end() - start_of_line); + while (blank_num-- > 0) + { + *inserter++ = delimiter; + *inserter++ = delimiter; + if (put_delimiters) + { + *inserter++ = delimiter; + } + } + } + *inserter++ = delimiter; + *inserter++ = delimiter; + for (auto j = start_of_line; j != the_range.get_end(); j++) + { + auto pc = static_cast<unsigned char>(*j); + *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.'; + } + } + return inserter; + } + + // put newline(and position header) + template<typename It> + void put_newline(It inserter, std::size_t pos) + { +#ifdef _WIN32 + *inserter++ = '\r'; +#endif + *inserter++ = '\n'; + + if (put_positions) + { + spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos); + } + } +}; +} // namespace std diff --git a/include/spdlog/fmt/bundled/args.h b/include/spdlog/fmt/bundled/args.h new file mode 100644 index 000000000..a3966d140 --- /dev/null +++ b/include/spdlog/fmt/bundled/args.h @@ -0,0 +1,234 @@ +// Formatting library for C++ - dynamic format arguments +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_ARGS_H_ +#define FMT_ARGS_H_ + +#include <functional> // std::reference_wrapper +#include <memory> // std::unique_ptr +#include <vector> + +#include "core.h" + +FMT_BEGIN_NAMESPACE + +namespace detail { + +template <typename T> struct is_reference_wrapper : std::false_type {}; +template <typename T> +struct is_reference_wrapper<std::reference_wrapper<T>> : std::true_type {}; + +template <typename T> const T& unwrap(const T& v) { return v; } +template <typename T> const T& unwrap(const std::reference_wrapper<T>& v) { + return static_cast<const T&>(v); +} + +class dynamic_arg_list { + // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for + // templates it doesn't complain about inability to deduce single translation + // unit for placing vtable. So storage_node_base is made a fake template. + template <typename = void> struct node { + virtual ~node() = default; + std::unique_ptr<node<>> next; + }; + + template <typename T> struct typed_node : node<> { + T value; + + template <typename Arg> + FMT_CONSTEXPR typed_node(const Arg& arg) : value(arg) {} + + template <typename Char> + FMT_CONSTEXPR typed_node(const basic_string_view<Char>& arg) + : value(arg.data(), arg.size()) {} + }; + + std::unique_ptr<node<>> head_; + + public: + template <typename T, typename Arg> const T& push(const Arg& arg) { + auto new_node = std::unique_ptr<typed_node<T>>(new typed_node<T>(arg)); + auto& value = new_node->value; + new_node->next = std::move(head_); + head_ = std::move(new_node); + return value; + } +}; +} // namespace detail + +/** + \rst + A dynamic version of `fmt::format_arg_store`. + It's equipped with a storage to potentially temporary objects which lifetimes + could be shorter than the format arguments object. + + It can be implicitly converted into `~fmt::basic_format_args` for passing + into type-erased formatting functions such as `~fmt::vformat`. + \endrst + */ +template <typename Context> +class dynamic_format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args<Context> +#endif +{ + private: + using char_type = typename Context::char_type; + + template <typename T> struct need_copy { + static constexpr detail::type mapped_type = + detail::mapped_type_constant<T, Context>::value; + + enum { + value = !(detail::is_reference_wrapper<T>::value || + std::is_same<T, basic_string_view<char_type>>::value || + std::is_same<T, detail::std_string_view<char_type>>::value || + (mapped_type != detail::type::cstring_type && + mapped_type != detail::type::string_type && + mapped_type != detail::type::custom_type)) + }; + }; + + template <typename T> + using stored_type = conditional_t< + std::is_convertible<T, std::basic_string<char_type>>::value && + !detail::is_reference_wrapper<T>::value, + std::basic_string<char_type>, T>; + + // Storage of basic_format_arg must be contiguous. + std::vector<basic_format_arg<Context>> data_; + std::vector<detail::named_arg_info<char_type>> named_info_; + + // Storage of arguments not fitting into basic_format_arg must grow + // without relocation because items in data_ refer to it. + detail::dynamic_arg_list dynamic_args_; + + friend class basic_format_args<Context>; + + unsigned long long get_types() const { + return detail::is_unpacked_bit | data_.size() | + (named_info_.empty() + ? 0ULL + : static_cast<unsigned long long>(detail::has_named_args_bit)); + } + + const basic_format_arg<Context>* data() const { + return named_info_.empty() ? data_.data() : data_.data() + 1; + } + + template <typename T> void emplace_arg(const T& arg) { + data_.emplace_back(detail::make_arg<Context>(arg)); + } + + template <typename T> + void emplace_arg(const detail::named_arg<char_type, T>& arg) { + if (named_info_.empty()) { + constexpr const detail::named_arg_info<char_type>* zero_ptr{nullptr}; + data_.insert(data_.begin(), {zero_ptr, 0}); + } + data_.emplace_back(detail::make_arg<Context>(detail::unwrap(arg.value))); + auto pop_one = [](std::vector<basic_format_arg<Context>>* data) { + data->pop_back(); + }; + std::unique_ptr<std::vector<basic_format_arg<Context>>, decltype(pop_one)> + guard{&data_, pop_one}; + named_info_.push_back({arg.name, static_cast<int>(data_.size() - 2u)}); + data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; + guard.release(); + } + + public: + constexpr dynamic_format_arg_store() = default; + + /** + \rst + Adds an argument into the dynamic store for later passing to a formatting + function. + + Note that custom types and string types (but not string views) are copied + into the store dynamically allocating memory if necessary. + + **Example**:: + + fmt::dynamic_format_arg_store<fmt::format_context> store; + store.push_back(42); + store.push_back("abc"); + store.push_back(1.5f); + std::string result = fmt::vformat("{} and {} and {}", store); + \endrst + */ + template <typename T> void push_back(const T& arg) { + if (detail::const_check(need_copy<T>::value)) + emplace_arg(dynamic_args_.push<stored_type<T>>(arg)); + else + emplace_arg(detail::unwrap(arg)); + } + + /** + \rst + Adds a reference to the argument into the dynamic store for later passing to + a formatting function. + + **Example**:: + + fmt::dynamic_format_arg_store<fmt::format_context> store; + char band[] = "Rolling Stones"; + store.push_back(std::cref(band)); + band[9] = 'c'; // Changing str affects the output. + std::string result = fmt::vformat("{}", store); + // result == "Rolling Scones" + \endrst + */ + template <typename T> void push_back(std::reference_wrapper<T> arg) { + static_assert( + need_copy<T>::value, + "objects of built-in types and string views are always copied"); + emplace_arg(arg.get()); + } + + /** + Adds named argument into the dynamic store for later passing to a formatting + function. ``std::reference_wrapper`` is supported to avoid copying of the + argument. The name is always copied into the store. + */ + template <typename T> + void push_back(const detail::named_arg<char_type, T>& arg) { + const char_type* arg_name = + dynamic_args_.push<std::basic_string<char_type>>(arg.name).c_str(); + if (detail::const_check(need_copy<T>::value)) { + emplace_arg( + fmt::arg(arg_name, dynamic_args_.push<stored_type<T>>(arg.value))); + } else { + emplace_arg(fmt::arg(arg_name, arg.value)); + } + } + + /** Erase all elements from the store */ + void clear() { + data_.clear(); + named_info_.clear(); + dynamic_args_ = detail::dynamic_arg_list(); + } + + /** + \rst + Reserves space to store at least *new_cap* arguments including + *new_cap_named* named arguments. + \endrst + */ + void reserve(size_t new_cap, size_t new_cap_named) { + FMT_ASSERT(new_cap >= new_cap_named, + "Set of arguments includes set of named arguments"); + data_.reserve(new_cap); + named_info_.reserve(new_cap_named); + } +}; + +FMT_END_NAMESPACE + +#endif // FMT_ARGS_H_ diff --git a/include/spdlog/fmt/bundled/chrono.h b/include/spdlog/fmt/bundled/chrono.h new file mode 100644 index 000000000..b112f76e9 --- /dev/null +++ b/include/spdlog/fmt/bundled/chrono.h @@ -0,0 +1,2069 @@ +// Formatting library for C++ - chrono support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CHRONO_H_ +#define FMT_CHRONO_H_ + +#include <algorithm> +#include <chrono> +#include <cmath> // std::isfinite +#include <cstring> // std::memcpy +#include <ctime> +#include <iterator> +#include <locale> +#include <ostream> +#include <type_traits> + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +// Enable tzset. +#ifndef FMT_USE_TZSET +// UWP doesn't provide _tzset. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include <winapifamily.h> +# endif +# if defined(_WIN32) && (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# define FMT_USE_TZSET 1 +# else +# define FMT_USE_TZSET 0 +# endif +#endif + +// Enable safe chrono durations, unless explicitly disabled. +#ifndef FMT_SAFE_DURATION_CAST +# define FMT_SAFE_DURATION_CAST 1 +#endif +#if FMT_SAFE_DURATION_CAST + +// For conversion between std::chrono::durations without undefined +// behaviour or erroneous results. +// This is a stripped down version of duration_cast, for inclusion in fmt. +// See https://github.com/pauldreik/safe_duration_cast +// +// Copyright Paul Dreik 2019 +namespace safe_duration_cast { + +template <typename To, typename From, + FMT_ENABLE_IF(!std::is_same<From, To>::value && + std::numeric_limits<From>::is_signed == + std::numeric_limits<To>::is_signed)> +FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { + ec = 0; + using F = std::numeric_limits<From>; + using T = std::numeric_limits<To>; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + // A and B are both signed, or both unsigned. + if (detail::const_check(F::digits <= T::digits)) { + // From fits in To without any problem. + } else { + // From does not always fit in To, resort to a dynamic check. + if (from < (T::min)() || from > (T::max)()) { + // outside range. + ec = 1; + return {}; + } + } + return static_cast<To>(from); +} + +/** + * converts From to To, without loss. If the dynamic value of from + * can't be converted to To without loss, ec is set. + */ +template <typename To, typename From, + FMT_ENABLE_IF(!std::is_same<From, To>::value && + std::numeric_limits<From>::is_signed != + std::numeric_limits<To>::is_signed)> +FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { + ec = 0; + using F = std::numeric_limits<From>; + using T = std::numeric_limits<To>; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + if (detail::const_check(F::is_signed && !T::is_signed)) { + // From may be negative, not allowed! + if (fmt::detail::is_negative(from)) { + ec = 1; + return {}; + } + // From is positive. Can it always fit in To? + if (detail::const_check(F::digits > T::digits) && + from > static_cast<From>(detail::max_value<To>())) { + ec = 1; + return {}; + } + } + + if (detail::const_check(!F::is_signed && T::is_signed && + F::digits >= T::digits) && + from > static_cast<From>(detail::max_value<To>())) { + ec = 1; + return {}; + } + return static_cast<To>(from); // Lossless conversion. +} + +template <typename To, typename From, + FMT_ENABLE_IF(std::is_same<From, To>::value)> +FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { + ec = 0; + return from; +} // function + +// clang-format off +/** + * converts From to To if possible, otherwise ec is set. + * + * input | output + * ---------------------------------|--------------- + * NaN | NaN + * Inf | Inf + * normal, fits in output | converted (possibly lossy) + * normal, does not fit in output | ec is set + * subnormal | best effort + * -Inf | -Inf + */ +// clang-format on +template <typename To, typename From, + FMT_ENABLE_IF(!std::is_same<From, To>::value)> +FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { + ec = 0; + using T = std::numeric_limits<To>; + static_assert(std::is_floating_point<From>::value, "From must be floating"); + static_assert(std::is_floating_point<To>::value, "To must be floating"); + + // catch the only happy case + if (std::isfinite(from)) { + if (from >= T::lowest() && from <= (T::max)()) { + return static_cast<To>(from); + } + // not within range. + ec = 1; + return {}; + } + + // nan and inf will be preserved + return static_cast<To>(from); +} // function + +template <typename To, typename From, + FMT_ENABLE_IF(std::is_same<From, To>::value)> +FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { + ec = 0; + static_assert(std::is_floating_point<From>::value, "From must be floating"); + return from; +} + +/** + * safe duration cast between integral durations + */ +template <typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(std::is_integral<FromRep>::value), + FMT_ENABLE_IF(std::is_integral<typename To::rep>::value)> +To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, + int& ec) { + using From = std::chrono::duration<FromRep, FromPeriod>; + ec = 0; + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor + : std::ratio_divide<typename From::period, typename To::period> {}; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type<typename From::rep, typename To::rep, + decltype(Factor::num)>::type; + + // safe conversion to IntermediateRep + IntermediateRep count = + lossless_integral_conversion<IntermediateRep>(from.count(), ec); + if (ec) return {}; + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) { + const auto max1 = detail::max_value<IntermediateRep>() / Factor::num; + if (count > max1) { + ec = 1; + return {}; + } + const auto min1 = + (std::numeric_limits<IntermediateRep>::min)() / Factor::num; + if (!std::is_unsigned<IntermediateRep>::value && count < min1) { + ec = 1; + return {}; + } + count *= Factor::num; + } + + if (detail::const_check(Factor::den != 1)) count /= Factor::den; + auto tocount = lossless_integral_conversion<typename To::rep>(count, ec); + return ec ? To() : To(tocount); +} + +/** + * safe duration_cast between floating point durations + */ +template <typename To, typename FromRep, typename FromPeriod, + FMT_ENABLE_IF(std::is_floating_point<FromRep>::value), + FMT_ENABLE_IF(std::is_floating_point<typename To::rep>::value)> +To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, + int& ec) { + using From = std::chrono::duration<FromRep, FromPeriod>; + ec = 0; + if (std::isnan(from.count())) { + // nan in, gives nan out. easy. + return To{std::numeric_limits<typename To::rep>::quiet_NaN()}; + } + // maybe we should also check if from is denormal, and decide what to do about + // it. + + // +-inf should be preserved. + if (std::isinf(from.count())) { + return To{from.count()}; + } + + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor + : std::ratio_divide<typename From::period, typename To::period> {}; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type<typename From::rep, typename To::rep, + decltype(Factor::num)>::type; + + // force conversion of From::rep -> IntermediateRep to be safe, + // even if it will never happen be narrowing in this context. + IntermediateRep count = + safe_float_conversion<IntermediateRep>(from.count(), ec); + if (ec) { + return {}; + } + + // multiply with Factor::num without overflow or underflow + if (detail::const_check(Factor::num != 1)) { + constexpr auto max1 = detail::max_value<IntermediateRep>() / + static_cast<IntermediateRep>(Factor::num); + if (count > max1) { + ec = 1; + return {}; + } + constexpr auto min1 = std::numeric_limits<IntermediateRep>::lowest() / + static_cast<IntermediateRep>(Factor::num); + if (count < min1) { + ec = 1; + return {}; + } + count *= static_cast<IntermediateRep>(Factor::num); + } + + // this can't go wrong, right? den>0 is checked earlier. + if (detail::const_check(Factor::den != 1)) { + using common_t = typename std::common_type<IntermediateRep, intmax_t>::type; + count /= static_cast<common_t>(Factor::den); + } + + // convert to the to type, safely + using ToRep = typename To::rep; + + const ToRep tocount = safe_float_conversion<ToRep>(count, ec); + if (ec) { + return {}; + } + return To{tocount}; +} +} // namespace safe_duration_cast +#endif + +// Prevents expansion of a preceding token as a function-style macro. +// Usage: f FMT_NOMACRO() +#define FMT_NOMACRO + +namespace detail { +template <typename T = void> struct null {}; +inline null<> localtime_r FMT_NOMACRO(...) { return null<>(); } +inline null<> localtime_s(...) { return null<>(); } +inline null<> gmtime_r(...) { return null<>(); } +inline null<> gmtime_s(...) { return null<>(); } + +inline const std::locale& get_classic_locale() { + static const auto& locale = std::locale::classic(); + return locale; +} + +template <typename CodeUnit> struct codecvt_result { + static constexpr const size_t max_size = 32; + CodeUnit buf[max_size]; + CodeUnit* end; +}; +template <typename CodeUnit> +constexpr const size_t codecvt_result<CodeUnit>::max_size; + +template <typename CodeUnit> +void write_codecvt(codecvt_result<CodeUnit>& out, string_view in_buf, + const std::locale& loc) { +#if FMT_CLANG_VERSION +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wdeprecated" + auto& f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); +# pragma clang diagnostic pop +#else + auto& f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); +#endif + auto mb = std::mbstate_t(); + const char* from_next = nullptr; + auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, + std::begin(out.buf), std::end(out.buf), out.end); + if (result != std::codecvt_base::ok) + FMT_THROW(format_error("failed to format time")); +} + +template <typename OutputIt> +auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc) + -> OutputIt { + if (detail::is_utf8() && loc != get_classic_locale()) { + // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and + // gcc-4. +#if FMT_MSC_VERSION != 0 || \ + (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) + // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 + // and newer. + using code_unit = wchar_t; +#else + using code_unit = char32_t; +#endif + + using unit_t = codecvt_result<code_unit>; + unit_t unit; + write_codecvt(unit, in, loc); + // In UTF-8 is used one to four one-byte code units. + auto&& buf = basic_memory_buffer<char, unit_t::max_size * 4>(); + for (code_unit* p = unit.buf; p != unit.end; ++p) { + uint32_t c = static_cast<uint32_t>(*p); + if (sizeof(code_unit) == 2 && c >= 0xd800 && c <= 0xdfff) { + // surrogate pair + ++p; + if (p == unit.end || (c & 0xfc00) != 0xd800 || + (*p & 0xfc00) != 0xdc00) { + FMT_THROW(format_error("failed to format time")); + } + c = (c << 10) + static_cast<uint32_t>(*p) - 0x35fdc00; + } + if (c < 0x80) { + buf.push_back(static_cast<char>(c)); + } else if (c < 0x800) { + buf.push_back(static_cast<char>(0xc0 | (c >> 6))); + buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); + } else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) { + buf.push_back(static_cast<char>(0xe0 | (c >> 12))); + buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); + } else if (c >= 0x10000 && c <= 0x10ffff) { + buf.push_back(static_cast<char>(0xf0 | (c >> 18))); + buf.push_back(static_cast<char>(0x80 | ((c & 0x3ffff) >> 12))); + buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); + } else { + FMT_THROW(format_error("failed to format time")); + } + } + return copy_str<char>(buf.data(), buf.data() + buf.size(), out); + } + return copy_str<char>(in.data(), in.data() + in.size(), out); +} + +template <typename Char, typename OutputIt, + FMT_ENABLE_IF(!std::is_same<Char, char>::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + codecvt_result<Char> unit; + write_codecvt(unit, sv, loc); + return copy_str<Char>(unit.buf, unit.end, out); +} + +template <typename Char, typename OutputIt, + FMT_ENABLE_IF(std::is_same<Char, char>::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) + -> OutputIt { + return write_encoded_tm_str(out, sv, loc); +} + +template <typename Char> +inline void do_write(buffer<Char>& buf, const std::tm& time, + const std::locale& loc, char format, char modifier) { + auto&& format_buf = formatbuf<std::basic_streambuf<Char>>(buf); + auto&& os = std::basic_ostream<Char>(&format_buf); + os.imbue(loc); + using iterator = std::ostreambuf_iterator<Char>; + const auto& facet = std::use_facet<std::time_put<Char, iterator>>(loc); + auto end = facet.put(os, os, Char(' '), &time, format, modifier); + if (end.failed()) FMT_THROW(format_error("failed to format time")); +} + +template <typename Char, typename OutputIt, + FMT_ENABLE_IF(!std::is_same<Char, char>::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = get_buffer<Char>(out); + do_write<Char>(buf, time, loc, format, modifier); + return buf.out(); +} + +template <typename Char, typename OutputIt, + FMT_ENABLE_IF(std::is_same<Char, char>::value)> +auto write(OutputIt out, const std::tm& time, const std::locale& loc, + char format, char modifier = 0) -> OutputIt { + auto&& buf = basic_memory_buffer<Char>(); + do_write<char>(buf, time, loc, format, modifier); + return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); +} + +} // namespace detail + +FMT_MODULE_EXPORT_BEGIN + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in local time. Unlike ``std::localtime``, this function is + thread-safe on most platforms. + */ +inline std::tm localtime(std::time_t time) { + struct dispatcher { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + bool run() { + using namespace fmt::detail; + return handle(localtime_r(&time_, &tm_)); + } + + bool handle(std::tm* tm) { return tm != nullptr; } + + bool handle(detail::null<>) { + using namespace fmt::detail; + return fallback(localtime_s(&tm_, &time_)); + } + + bool fallback(int res) { return res == 0; } + +#if !FMT_MSC_VERSION + bool fallback(detail::null<>) { + using namespace fmt::detail; + std::tm* tm = std::localtime(&time_); + if (tm) tm_ = *tm; + return tm != nullptr; + } +#endif + }; + dispatcher lt(time); + // Too big time values may be unsupported. + if (!lt.run()) FMT_THROW(format_error("time_t value out of range")); + return lt.tm_; +} + +inline std::tm localtime( + std::chrono::time_point<std::chrono::system_clock> time_point) { + return localtime(std::chrono::system_clock::to_time_t(time_point)); +} + +/** + Converts given time since epoch as ``std::time_t`` value into calendar time, + expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this + function is thread-safe on most platforms. + */ +inline std::tm gmtime(std::time_t time) { + struct dispatcher { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + bool run() { + using namespace fmt::detail; + return handle(gmtime_r(&time_, &tm_)); + } + + bool handle(std::tm* tm) { return tm != nullptr; } + + bool handle(detail::null<>) { + using namespace fmt::detail; + return fallback(gmtime_s(&tm_, &time_)); + } + + bool fallback(int res) { return res == 0; } + +#if !FMT_MSC_VERSION + bool fallback(detail::null<>) { + std::tm* tm = std::gmtime(&time_); + if (tm) tm_ = *tm; + return tm != nullptr; + } +#endif + }; + dispatcher gt(time); + // Too big time values may be unsupported. + if (!gt.run()) FMT_THROW(format_error("time_t value out of range")); + return gt.tm_; +} + +inline std::tm gmtime( + std::chrono::time_point<std::chrono::system_clock> time_point) { + return gmtime(std::chrono::system_clock::to_time_t(time_point)); +} + +FMT_BEGIN_DETAIL_NAMESPACE + +// Writes two-digit numbers a, b and c separated by sep to buf. +// The method by Pavel Novikov based on +// https://johnnylee-sde.github.io/Fast-unsigned-integer-to-time-string/. +inline void write_digit2_separated(char* buf, unsigned a, unsigned b, + unsigned c, char sep) { + unsigned long long digits = + a | (b << 24) | (static_cast<unsigned long long>(c) << 48); + // Convert each value to BCD. + // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. + // The difference is + // y - x = a * 6 + // a can be found from x: + // a = floor(x / 10) + // then + // y = x + a * 6 = x + floor(x / 10) * 6 + // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). + digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; + // Put low nibbles to high bytes and high nibbles to low bytes. + digits = ((digits & 0x00f00000f00000f0) >> 4) | + ((digits & 0x000f00000f00000f) << 8); + auto usep = static_cast<unsigned long long>(sep); + // Add ASCII '0' to each digit byte and insert separators. + digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); + + constexpr const size_t len = 8; + if (const_check(is_big_endian())) { + char tmp[len]; + std::memcpy(tmp, &digits, len); + std::reverse_copy(tmp, tmp + len, buf); + } else { + std::memcpy(buf, &digits, len); + } +} + +template <typename Period> FMT_CONSTEXPR inline const char* get_units() { + if (std::is_same<Period, std::atto>::value) return "as"; + if (std::is_same<Period, std::femto>::value) return "fs"; + if (std::is_same<Period, std::pico>::value) return "ps"; + if (std::is_same<Period, std::nano>::value) return "ns"; + if (std::is_same<Period, std::micro>::value) return "µs"; + if (std::is_same<Period, std::milli>::value) return "ms"; + if (std::is_same<Period, std::centi>::value) return "cs"; + if (std::is_same<Period, std::deci>::value) return "ds"; + if (std::is_same<Period, std::ratio<1>>::value) return "s"; + if (std::is_same<Period, std::deca>::value) return "das"; + if (std::is_same<Period, std::hecto>::value) return "hs"; + if (std::is_same<Period, std::kilo>::value) return "ks"; + if (std::is_same<Period, std::mega>::value) return "Ms"; + if (std::is_same<Period, std::giga>::value) return "Gs"; + if (std::is_same<Period, std::tera>::value) return "Ts"; + if (std::is_same<Period, std::peta>::value) return "Ps"; + if (std::is_same<Period, std::exa>::value) return "Es"; + if (std::is_same<Period, std::ratio<60>>::value) return "m"; + if (std::is_same<Period, std::ratio<3600>>::value) return "h"; + return nullptr; +} + +enum class numeric_system { + standard, + // Alternative numeric system, e.g. å二 instead of 12 in ja_JP locale. + alternative +}; + +// Parses a put_time-like format string and invokes handler actions. +template <typename Char, typename Handler> +FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, + const Char* end, + Handler&& handler) { + auto ptr = begin; + while (ptr != end) { + auto c = *ptr; + if (c == '}') break; + if (c != '%') { + ++ptr; + continue; + } + if (begin != ptr) handler.on_text(begin, ptr); + ++ptr; // consume '%' + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case '%': + handler.on_text(ptr - 1, ptr); + break; + case 'n': { + const Char newline[] = {'\n'}; + handler.on_text(newline, newline + 1); + break; + } + case 't': { + const Char tab[] = {'\t'}; + handler.on_text(tab, tab + 1); + break; + } + // Year: + case 'Y': + handler.on_year(numeric_system::standard); + break; + case 'y': + handler.on_short_year(numeric_system::standard); + break; + case 'C': + handler.on_century(numeric_system::standard); + break; + case 'G': + handler.on_iso_week_based_year(); + break; + case 'g': + handler.on_iso_week_based_short_year(); + break; + // Day of the week: + case 'a': + handler.on_abbr_weekday(); + break; + case 'A': + handler.on_full_weekday(); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::standard); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::standard); + break; + // Month: + case 'b': + case 'h': + handler.on_abbr_month(); + break; + case 'B': + handler.on_full_month(); + break; + case 'm': + handler.on_dec_month(numeric_system::standard); + break; + // Day of the year/month: + case 'U': + handler.on_dec0_week_of_year(numeric_system::standard); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::standard); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::standard); + break; + case 'j': + handler.on_day_of_year(); + break; + case 'd': + handler.on_day_of_month(numeric_system::standard); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::standard); + break; + // Hour, minute, second: + case 'H': + handler.on_24_hour(numeric_system::standard); + break; + case 'I': + handler.on_12_hour(numeric_system::standard); + break; + case 'M': + handler.on_minute(numeric_system::standard); + break; + case 'S': + handler.on_second(numeric_system::standard); + break; + // Other: + case 'c': + handler.on_datetime(numeric_system::standard); + break; + case 'x': + handler.on_loc_date(numeric_system::standard); + break; + case 'X': + handler.on_loc_time(numeric_system::standard); + break; + case 'D': + handler.on_us_date(); + break; + case 'F': + handler.on_iso_date(); + break; + case 'r': + handler.on_12_hour_time(); + break; + case 'R': + handler.on_24_hour_time(); + break; + case 'T': + handler.on_iso_time(); + break; + case 'p': + handler.on_am_pm(); + break; + case 'Q': + handler.on_duration_value(); + break; + case 'q': + handler.on_duration_unit(); + break; + case 'z': + handler.on_utc_offset(); + break; + case 'Z': + handler.on_tz_name(); + break; + // Alternative representation: + case 'E': { + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case 'Y': + handler.on_year(numeric_system::alternative); + break; + case 'y': + handler.on_offset_year(); + break; + case 'C': + handler.on_century(numeric_system::alternative); + break; + case 'c': + handler.on_datetime(numeric_system::alternative); + break; + case 'x': + handler.on_loc_date(numeric_system::alternative); + break; + case 'X': + handler.on_loc_time(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + } + case 'O': + if (ptr == end) FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch (c) { + case 'y': + handler.on_short_year(numeric_system::alternative); + break; + case 'm': + handler.on_dec_month(numeric_system::alternative); + break; + case 'U': + handler.on_dec0_week_of_year(numeric_system::alternative); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::alternative); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::alternative); + break; + case 'd': + handler.on_day_of_month(numeric_system::alternative); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::alternative); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::alternative); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::alternative); + break; + case 'H': + handler.on_24_hour(numeric_system::alternative); + break; + case 'I': + handler.on_12_hour(numeric_system::alternative); + break; + case 'M': + handler.on_minute(numeric_system::alternative); + break; + case 'S': + handler.on_second(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + default: + FMT_THROW(format_error("invalid format")); + } + begin = ptr; + } + if (begin != ptr) handler.on_text(begin, ptr); + return ptr; +} + +template <typename Derived> struct null_chrono_spec_handler { + FMT_CONSTEXPR void unsupported() { + static_cast<Derived*>(this)->unsupported(); + } + FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_offset_year() { unsupported(); } + FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } + FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } + FMT_CONSTEXPR void on_full_weekday() { unsupported(); } + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_abbr_month() { unsupported(); } + FMT_CONSTEXPR void on_full_month() { unsupported(); } + FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_year() { unsupported(); } + FMT_CONSTEXPR void on_day_of_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_second(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_datetime(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_date(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_time(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_us_date() { unsupported(); } + FMT_CONSTEXPR void on_iso_date() { unsupported(); } + FMT_CONSTEXPR void on_12_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_24_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_iso_time() { unsupported(); } + FMT_CONSTEXPR void on_am_pm() { unsupported(); } + FMT_CONSTEXPR void on_duration_value() { unsupported(); } + FMT_CONSTEXPR void on_duration_unit() { unsupported(); } + FMT_CONSTEXPR void on_utc_offset() { unsupported(); } + FMT_CONSTEXPR void on_tz_name() { unsupported(); } +}; + +struct tm_format_checker : null_chrono_spec_handler<tm_format_checker> { + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } + + template <typename Char> + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_year(numeric_system) {} + FMT_CONSTEXPR void on_short_year(numeric_system) {} + FMT_CONSTEXPR void on_offset_year() {} + FMT_CONSTEXPR void on_century(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_based_year() {} + FMT_CONSTEXPR void on_iso_week_based_short_year() {} + FMT_CONSTEXPR void on_abbr_weekday() {} + FMT_CONSTEXPR void on_full_weekday() {} + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} + FMT_CONSTEXPR void on_abbr_month() {} + FMT_CONSTEXPR void on_full_month() {} + FMT_CONSTEXPR void on_dec_month(numeric_system) {} + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_day_of_month(numeric_system) {} + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) {} + FMT_CONSTEXPR void on_24_hour(numeric_system) {} + FMT_CONSTEXPR void on_12_hour(numeric_system) {} + FMT_CONSTEXPR void on_minute(numeric_system) {} + FMT_CONSTEXPR void on_second(numeric_system) {} + FMT_CONSTEXPR void on_datetime(numeric_system) {} + FMT_CONSTEXPR void on_loc_date(numeric_system) {} + FMT_CONSTEXPR void on_loc_time(numeric_system) {} + FMT_CONSTEXPR void on_us_date() {} + FMT_CONSTEXPR void on_iso_date() {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_utc_offset() {} + FMT_CONSTEXPR void on_tz_name() {} +}; + +inline const char* tm_wday_full_name(int wday) { + static constexpr const char* full_name_list[] = { + "Sunday", "Monday", "Tuesday", "Wednesday", + "Thursday", "Friday", "Saturday"}; + return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; +} +inline const char* tm_wday_short_name(int wday) { + static constexpr const char* short_name_list[] = {"Sun", "Mon", "Tue", "Wed", + "Thu", "Fri", "Sat"}; + return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; +} + +inline const char* tm_mon_full_name(int mon) { + static constexpr const char* full_name_list[] = { + "January", "February", "March", "April", "May", "June", + "July", "August", "September", "October", "November", "December"}; + return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; +} +inline const char* tm_mon_short_name(int mon) { + static constexpr const char* short_name_list[] = { + "Jan", "Feb", "Mar", "Apr", "May", "Jun", + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", + }; + return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; +} + +template <typename T, typename = void> +struct has_member_data_tm_gmtoff : std::false_type {}; +template <typename T> +struct has_member_data_tm_gmtoff<T, void_t<decltype(T::tm_gmtoff)>> + : std::true_type {}; + +template <typename T, typename = void> +struct has_member_data_tm_zone : std::false_type {}; +template <typename T> +struct has_member_data_tm_zone<T, void_t<decltype(T::tm_zone)>> + : std::true_type {}; + +#if FMT_USE_TZSET +inline void tzset_once() { + static bool init = []() -> bool { + _tzset(); + return true; + }(); + ignore_unused(init); +} +#endif + +template <typename OutputIt, typename Char> class tm_writer { + private: + static constexpr int days_per_week = 7; + + const std::locale& loc_; + const bool is_classic_; + OutputIt out_; + const std::tm& tm_; + + auto tm_sec() const noexcept -> int { + FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); + return tm_.tm_sec; + } + auto tm_min() const noexcept -> int { + FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); + return tm_.tm_min; + } + auto tm_hour() const noexcept -> int { + FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); + return tm_.tm_hour; + } + auto tm_mday() const noexcept -> int { + FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); + return tm_.tm_mday; + } + auto tm_mon() const noexcept -> int { + FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); + return tm_.tm_mon; + } + auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } + auto tm_wday() const noexcept -> int { + FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); + return tm_.tm_wday; + } + auto tm_yday() const noexcept -> int { + FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); + return tm_.tm_yday; + } + + auto tm_hour12() const noexcept -> int { + const auto h = tm_hour(); + const auto z = h < 12 ? h : h - 12; + return z == 0 ? 12 : z; + } + + // POSIX and the C Standard are unclear or inconsistent about what %C and %y + // do if the year is negative or exceeds 9999. Use the convention that %C + // concatenated with %y yields the same output as %Y, and that %Y contains at + // least 4 characters, with more only if necessary. + auto split_year_lower(long long year) const noexcept -> int { + auto l = year % 100; + if (l < 0) l = -l; // l in [0, 99] + return static_cast<int>(l); + } + + // Algorithm: + // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_the_week_number_from_a_month_and_day_of_the_month_or_ordinal_date + auto iso_year_weeks(long long curr_year) const noexcept -> int { + const auto prev_year = curr_year - 1; + const auto curr_p = + (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % + days_per_week; + const auto prev_p = + (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % + days_per_week; + return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); + } + auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int { + return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / + days_per_week; + } + auto tm_iso_week_year() const noexcept -> long long { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return year - 1; + if (w > iso_year_weeks(year)) return year + 1; + return year; + } + auto tm_iso_week_of_year() const noexcept -> int { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if (w < 1) return iso_year_weeks(year - 1); + if (w > iso_year_weeks(year)) return 1; + return w; + } + + void write1(int value) { + *out_++ = static_cast<char>('0' + to_unsigned(value) % 10); + } + void write2(int value) { + const char* d = digits2(to_unsigned(value) % 100); + *out_++ = *d++; + *out_++ = *d; + } + + void write_year_extended(long long year) { + // At least 4 characters. + int width = 4; + if (year < 0) { + *out_++ = '-'; + year = 0 - year; + --width; + } + uint32_or_64_or_128_t<long long> n = to_unsigned(year); + const int num_digits = count_digits(n); + if (width > num_digits) out_ = std::fill_n(out_, width - num_digits, '0'); + out_ = format_decimal<Char>(out_, n, num_digits).end; + } + void write_year(long long year) { + if (year >= 0 && year < 10000) { + write2(static_cast<int>(year / 100)); + write2(static_cast<int>(year % 100)); + } else { + write_year_extended(year); + } + } + + void write_utc_offset(long offset) { + if (offset < 0) { + *out_++ = '-'; + offset = -offset; + } else { + *out_++ = '+'; + } + offset /= 60; + write2(static_cast<int>(offset / 60)); + write2(static_cast<int>(offset % 60)); + } + template <typename T, FMT_ENABLE_IF(has_member_data_tm_gmtoff<T>::value)> + void format_utc_offset_impl(const T& tm) { + write_utc_offset(tm.tm_gmtoff); + } + template <typename T, FMT_ENABLE_IF(!has_member_data_tm_gmtoff<T>::value)> + void format_utc_offset_impl(const T& tm) { +#if defined(_WIN32) && defined(_UCRT) +# if FMT_USE_TZSET + tzset_once(); +# endif + long offset = 0; + _get_timezone(&offset); + if (tm.tm_isdst) { + long dstbias = 0; + _get_dstbias(&dstbias); + offset += dstbias; + } + write_utc_offset(-offset); +#else + ignore_unused(tm); + format_localized('z'); +#endif + } + + template <typename T, FMT_ENABLE_IF(has_member_data_tm_zone<T>::value)> + void format_tz_name_impl(const T& tm) { + if (is_classic_) + out_ = write_tm_str<Char>(out_, tm.tm_zone, loc_); + else + format_localized('Z'); + } + template <typename T, FMT_ENABLE_IF(!has_member_data_tm_zone<T>::value)> + void format_tz_name_impl(const T&) { + format_localized('Z'); + } + + void format_localized(char format, char modifier = 0) { + out_ = write<Char>(out_, tm_, loc_, format, modifier); + } + + public: + tm_writer(const std::locale& loc, OutputIt out, const std::tm& tm) + : loc_(loc), + is_classic_(loc_ == get_classic_locale()), + out_(out), + tm_(tm) {} + + OutputIt out() const { return out_; } + + FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { + out_ = copy_str<Char>(begin, end, out_); + } + + void on_abbr_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_short_name(tm_wday())); + else + format_localized('a'); + } + void on_full_weekday() { + if (is_classic_) + out_ = write(out_, tm_wday_full_name(tm_wday())); + else + format_localized('A'); + } + void on_dec0_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write1(tm_wday()); + format_localized('w', 'O'); + } + void on_dec1_weekday(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write1(wday == 0 ? days_per_week : wday); + } else { + format_localized('u', 'O'); + } + } + + void on_abbr_month() { + if (is_classic_) + out_ = write(out_, tm_mon_short_name(tm_mon())); + else + format_localized('b'); + } + void on_full_month() { + if (is_classic_) + out_ = write(out_, tm_mon_full_name(tm_mon())); + else + format_localized('B'); + } + + void on_datetime(numeric_system ns) { + if (is_classic_) { + on_abbr_weekday(); + *out_++ = ' '; + on_abbr_month(); + *out_++ = ' '; + on_day_of_month_space(numeric_system::standard); + *out_++ = ' '; + on_iso_time(); + *out_++ = ' '; + on_year(numeric_system::standard); + } else { + format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); + } + } + void on_loc_date(numeric_system ns) { + if (is_classic_) + on_us_date(); + else + format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_loc_time(numeric_system ns) { + if (is_classic_) + on_iso_time(); + else + format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_us_date() { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_mon() + 1), + to_unsigned(tm_mday()), + to_unsigned(split_year_lower(tm_year())), '/'); + out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); + } + void on_iso_date() { + auto year = tm_year(); + char buf[10]; + size_t offset = 0; + if (year >= 0 && year < 10000) { + copy2(buf, digits2(static_cast<size_t>(year / 100))); + } else { + offset = 4; + write_year_extended(year); + year = 0; + } + write_digit2_separated(buf + 2, static_cast<unsigned>(year % 100), + to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), + '-'); + out_ = copy_str<Char>(std::begin(buf) + offset, std::end(buf), out_); + } + + void on_utc_offset() { format_utc_offset_impl(tm_); } + void on_tz_name() { format_tz_name_impl(tm_); } + + void on_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write_year(tm_year()); + format_localized('Y', 'E'); + } + void on_short_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(split_year_lower(tm_year())); + format_localized('y', 'O'); + } + void on_offset_year() { + if (is_classic_) return write2(split_year_lower(tm_year())); + format_localized('y', 'E'); + } + + void on_century(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto year = tm_year(); + auto upper = year / 100; + if (year >= -99 && year < 0) { + // Zero upper on negative year. + *out_++ = '-'; + *out_++ = '0'; + } else if (upper >= 0 && upper < 100) { + write2(static_cast<int>(upper)); + } else { + out_ = write<Char>(out_, upper); + } + } else { + format_localized('C', 'E'); + } + } + + void on_dec_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_mon() + 1); + format_localized('m', 'O'); + } + + void on_dec0_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); + format_localized('U', 'O'); + } + void on_dec1_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto wday = tm_wday(); + write2((tm_yday() + days_per_week - + (wday == 0 ? (days_per_week - 1) : (wday - 1))) / + days_per_week); + } else { + format_localized('W', 'O'); + } + } + void on_iso_week_of_year(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_iso_week_of_year()); + format_localized('V', 'O'); + } + + void on_iso_week_based_year() { write_year(tm_iso_week_year()); } + void on_iso_week_based_short_year() { + write2(split_year_lower(tm_iso_week_year())); + } + + void on_day_of_year() { + auto yday = tm_yday() + 1; + write1(yday / 100); + write2(yday % 100); + } + void on_day_of_month(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write2(tm_mday()); + format_localized('d', 'O'); + } + void on_day_of_month_space(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) { + auto mday = to_unsigned(tm_mday()) % 100; + const char* d2 = digits2(mday); + *out_++ = mday < 10 ? ' ' : d2[0]; + *out_++ = d2[1]; + } else { + format_localized('e', 'O'); + } + } + + void on_24_hour(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write2(tm_hour()); + format_localized('H', 'O'); + } + void on_12_hour(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) + return write2(tm_hour12()); + format_localized('I', 'O'); + } + void on_minute(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write2(tm_min()); + format_localized('M', 'O'); + } + void on_second(numeric_system ns) { + if (is_classic_ || ns == numeric_system::standard) return write2(tm_sec()); + format_localized('S', 'O'); + } + + void on_12_hour_time() { + if (is_classic_) { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour12()), + to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); + *out_++ = ' '; + on_am_pm(); + } else { + format_localized('r'); + } + } + void on_24_hour_time() { + write2(tm_hour()); + *out_++ = ':'; + write2(tm_min()); + } + void on_iso_time() { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour()), to_unsigned(tm_min()), + to_unsigned(tm_sec()), ':'); + out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); + } + + void on_am_pm() { + if (is_classic_) { + *out_++ = tm_hour() < 12 ? 'A' : 'P'; + *out_++ = 'M'; + } else { + format_localized('p'); + } + } + + // These apply to chrono durations but not tm. + void on_duration_value() {} + void on_duration_unit() {} +}; + +struct chrono_format_checker : null_chrono_spec_handler<chrono_format_checker> { + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } + + template <typename Char> + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + FMT_CONSTEXPR void on_24_hour(numeric_system) {} + FMT_CONSTEXPR void on_12_hour(numeric_system) {} + FMT_CONSTEXPR void on_minute(numeric_system) {} + FMT_CONSTEXPR void on_second(numeric_system) {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_duration_value() {} + FMT_CONSTEXPR void on_duration_unit() {} +}; + +template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> +inline bool isfinite(T) { + return true; +} + +// Converts value to Int and checks that it's in the range [0, upper). +template <typename T, typename Int, FMT_ENABLE_IF(std::is_integral<T>::value)> +inline Int to_nonnegative_int(T value, Int upper) { + FMT_ASSERT(std::is_unsigned<Int>::value || + (value >= 0 && to_unsigned(value) <= to_unsigned(upper)), + "invalid value"); + (void)upper; + return static_cast<Int>(value); +} +template <typename T, typename Int, FMT_ENABLE_IF(!std::is_integral<T>::value)> +inline Int to_nonnegative_int(T value, Int upper) { + if (value < 0 || value > static_cast<T>(upper)) + FMT_THROW(format_error("invalid value")); + return static_cast<Int>(value); +} + +template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> +inline T mod(T x, int y) { + return x % static_cast<T>(y); +} +template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> +inline T mod(T x, int y) { + return std::fmod(x, static_cast<T>(y)); +} + +// If T is an integral type, maps T to its unsigned counterpart, otherwise +// leaves it unchanged (unlike std::make_unsigned). +template <typename T, bool INTEGRAL = std::is_integral<T>::value> +struct make_unsigned_or_unchanged { + using type = T; +}; + +template <typename T> struct make_unsigned_or_unchanged<T, true> { + using type = typename std::make_unsigned<T>::type; +}; + +#if FMT_SAFE_DURATION_CAST +// throwing version of safe_duration_cast +template <typename To, typename FromRep, typename FromPeriod> +To fmt_safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from) { + int ec; + To to = safe_duration_cast::safe_duration_cast<To>(from, ec); + if (ec) FMT_THROW(format_error("cannot format duration")); + return to; +} +#endif + +template <typename Rep, typename Period, + FMT_ENABLE_IF(std::is_integral<Rep>::value)> +inline std::chrono::duration<Rep, std::milli> get_milliseconds( + std::chrono::duration<Rep, Period> d) { + // this may overflow and/or the result may not fit in the + // target type. +#if FMT_SAFE_DURATION_CAST + using CommonSecondsType = + typename std::common_type<decltype(d), std::chrono::seconds>::type; + const auto d_as_common = fmt_safe_duration_cast<CommonSecondsType>(d); + const auto d_as_whole_seconds = + fmt_safe_duration_cast<std::chrono::seconds>(d_as_common); + // this conversion should be nonproblematic + const auto diff = d_as_common - d_as_whole_seconds; + const auto ms = + fmt_safe_duration_cast<std::chrono::duration<Rep, std::milli>>(diff); + return ms; +#else + auto s = std::chrono::duration_cast<std::chrono::seconds>(d); + return std::chrono::duration_cast<std::chrono::milliseconds>(d - s); +#endif +} + +// Counts the number of fractional digits in the range [0, 18] according to the +// C++20 spec. If more than 18 fractional digits are required then returns 6 for +// microseconds precision. +template <long long Num, long long Den, int N = 0, + bool Enabled = (N < 19) && (Num <= max_value<long long>() / 10)> +struct count_fractional_digits { + static constexpr int value = + Num % Den == 0 ? N : count_fractional_digits<Num * 10, Den, N + 1>::value; +}; + +// Base case that doesn't instantiate any more templates +// in order to avoid overflow. +template <long long Num, long long Den, int N> +struct count_fractional_digits<Num, Den, N, false> { + static constexpr int value = (Num % Den == 0) ? N : 6; +}; + +constexpr long long pow10(std::uint32_t n) { + return n == 0 ? 1 : 10 * pow10(n - 1); +} + +template <class Rep, class Period, + FMT_ENABLE_IF(std::numeric_limits<Rep>::is_signed)> +constexpr std::chrono::duration<Rep, Period> abs( + std::chrono::duration<Rep, Period> d) { + // We need to compare the duration using the count() method directly + // due to a compiler bug in clang-11 regarding the spaceship operator, + // when -Wzero-as-null-pointer-constant is enabled. + // In clang-12 the bug has been fixed. See + // https://bugs.llvm.org/show_bug.cgi?id=46235 and the reproducible example: + // https://www.godbolt.org/z/Knbb5joYx. + return d.count() >= d.zero().count() ? d : -d; +} + +template <class Rep, class Period, + FMT_ENABLE_IF(!std::numeric_limits<Rep>::is_signed)> +constexpr std::chrono::duration<Rep, Period> abs( + std::chrono::duration<Rep, Period> d) { + return d; +} + +template <typename Char, typename Rep, typename OutputIt, + FMT_ENABLE_IF(std::is_integral<Rep>::value)> +OutputIt format_duration_value(OutputIt out, Rep val, int) { + return write<Char>(out, val); +} + +template <typename Char, typename Rep, typename OutputIt, + FMT_ENABLE_IF(std::is_floating_point<Rep>::value)> +OutputIt format_duration_value(OutputIt out, Rep val, int precision) { + auto specs = basic_format_specs<Char>(); + specs.precision = precision; + specs.type = precision >= 0 ? presentation_type::fixed_lower + : presentation_type::general_lower; + return write<Char>(out, val, specs); +} + +template <typename Char, typename OutputIt> +OutputIt copy_unit(string_view unit, OutputIt out, Char) { + return std::copy(unit.begin(), unit.end(), out); +} + +template <typename OutputIt> +OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) { + // This works when wchar_t is UTF-32 because units only contain characters + // that have the same representation in UTF-16 and UTF-32. + utf8_to_utf16 u(unit); + return std::copy(u.c_str(), u.c_str() + u.size(), out); +} + +template <typename Char, typename Period, typename OutputIt> +OutputIt format_duration_unit(OutputIt out) { + if (const char* unit = get_units<Period>()) + return copy_unit(string_view(unit), out, Char()); + *out++ = '['; + out = write<Char>(out, Period::num); + if (const_check(Period::den != 1)) { + *out++ = '/'; + out = write<Char>(out, Period::den); + } + *out++ = ']'; + *out++ = 's'; + return out; +} + +class get_locale { + private: + union { + std::locale locale_; + }; + bool has_locale_ = false; + + public: + get_locale(bool localized, locale_ref loc) : has_locale_(localized) { + if (localized) + ::new (&locale_) std::locale(loc.template get<std::locale>()); + } + ~get_locale() { + if (has_locale_) locale_.~locale(); + } + operator const std::locale&() const { + return has_locale_ ? locale_ : get_classic_locale(); + } +}; + +template <typename FormatContext, typename OutputIt, typename Rep, + typename Period> +struct chrono_formatter { + FormatContext& context; + OutputIt out; + int precision; + bool localized = false; + // rep is unsigned to avoid overflow. + using rep = + conditional_t<std::is_integral<Rep>::value && sizeof(Rep) < sizeof(int), + unsigned, typename make_unsigned_or_unchanged<Rep>::type>; + rep val; + using seconds = std::chrono::duration<rep>; + seconds s; + using milliseconds = std::chrono::duration<rep, std::milli>; + bool negative; + + using char_type = typename FormatContext::char_type; + using tm_writer_type = tm_writer<OutputIt, char_type>; + + chrono_formatter(FormatContext& ctx, OutputIt o, + std::chrono::duration<Rep, Period> d) + : context(ctx), + out(o), + val(static_cast<rep>(d.count())), + negative(false) { + if (d.count() < 0) { + val = 0 - val; + negative = true; + } + + // this may overflow and/or the result may not fit in the + // target type. +#if FMT_SAFE_DURATION_CAST + // might need checked conversion (rep!=Rep) + auto tmpval = std::chrono::duration<rep, Period>(val); + s = fmt_safe_duration_cast<seconds>(tmpval); +#else + s = std::chrono::duration_cast<seconds>( + std::chrono::duration<rep, Period>(val)); +#endif + } + + // returns true if nan or inf, writes to out. + bool handle_nan_inf() { + if (isfinite(val)) { + return false; + } + if (isnan(val)) { + write_nan(); + return true; + } + // must be +-inf + if (val > 0) { + write_pinf(); + } else { + write_ninf(); + } + return true; + } + + Rep hour() const { return static_cast<Rep>(mod((s.count() / 3600), 24)); } + + Rep hour12() const { + Rep hour = static_cast<Rep>(mod((s.count() / 3600), 12)); + return hour <= 0 ? 12 : hour; + } + + Rep minute() const { return static_cast<Rep>(mod((s.count() / 60), 60)); } + Rep second() const { return static_cast<Rep>(mod(s.count(), 60)); } + + std::tm time() const { + auto time = std::tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + time.tm_min = to_nonnegative_int(minute(), 60); + time.tm_sec = to_nonnegative_int(second(), 60); + return time; + } + + void write_sign() { + if (negative) { + *out++ = '-'; + negative = false; + } + } + + void write(Rep value, int width) { + write_sign(); + if (isnan(value)) return write_nan(); + uint32_or_64_or_128_t<int> n = + to_unsigned(to_nonnegative_int(value, max_value<int>())); + int num_digits = detail::count_digits(n); + if (width > num_digits) out = std::fill_n(out, width - num_digits, '0'); + out = format_decimal<char_type>(out, n, num_digits).end; + } + + template <typename Duration> void write_fractional_seconds(Duration d) { + FMT_ASSERT(!std::is_floating_point<typename Duration::rep>::value, ""); + constexpr auto num_fractional_digits = + count_fractional_digits<Duration::period::num, + Duration::period::den>::value; + + using subsecond_precision = std::chrono::duration< + typename std::common_type<typename Duration::rep, + std::chrono::seconds::rep>::type, + std::ratio<1, detail::pow10(num_fractional_digits)>>; + if (std::ratio_less<typename subsecond_precision::period, + std::chrono::seconds::period>::value) { + *out++ = '.'; + auto fractional = + detail::abs(d) - std::chrono::duration_cast<std::chrono::seconds>(d); + auto subseconds = + std::chrono::treat_as_floating_point< + typename subsecond_precision::rep>::value + ? fractional.count() + : std::chrono::duration_cast<subsecond_precision>(fractional) + .count(); + uint32_or_64_or_128_t<long long> n = + to_unsigned(to_nonnegative_int(subseconds, max_value<long long>())); + int num_digits = detail::count_digits(n); + if (num_fractional_digits > num_digits) + out = std::fill_n(out, num_fractional_digits - num_digits, '0'); + out = format_decimal<char_type>(out, n, num_digits).end; + } + } + + void write_nan() { std::copy_n("nan", 3, out); } + void write_pinf() { std::copy_n("inf", 3, out); } + void write_ninf() { std::copy_n("-inf", 4, out); } + + template <typename Callback, typename... Args> + void format_tm(const tm& time, Callback cb, Args... args) { + if (isnan(val)) return write_nan(); + get_locale loc(localized, context.locale()); + auto w = tm_writer_type(loc, out, time); + (w.*cb)(args...); + out = w.out(); + } + + void on_text(const char_type* begin, const char_type* end) { + std::copy(begin, end, out); + } + + // These are not implemented because durations don't have date information. + void on_abbr_weekday() {} + void on_full_weekday() {} + void on_dec0_weekday(numeric_system) {} + void on_dec1_weekday(numeric_system) {} + void on_abbr_month() {} + void on_full_month() {} + void on_datetime(numeric_system) {} + void on_loc_date(numeric_system) {} + void on_loc_time(numeric_system) {} + void on_us_date() {} + void on_iso_date() {} + void on_utc_offset() {} + void on_tz_name() {} + void on_year(numeric_system) {} + void on_short_year(numeric_system) {} + void on_offset_year() {} + void on_century(numeric_system) {} + void on_iso_week_based_year() {} + void on_iso_week_based_short_year() {} + void on_dec_month(numeric_system) {} + void on_dec0_week_of_year(numeric_system) {} + void on_dec1_week_of_year(numeric_system) {} + void on_iso_week_of_year(numeric_system) {} + void on_day_of_year() {} + void on_day_of_month(numeric_system) {} + void on_day_of_month_space(numeric_system) {} + + void on_24_hour(numeric_system ns) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(hour(), 2); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + format_tm(time, &tm_writer_type::on_24_hour, ns); + } + + void on_12_hour(numeric_system ns) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(hour12(), 2); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour12(), 12); + format_tm(time, &tm_writer_type::on_12_hour, ns); + } + + void on_minute(numeric_system ns) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) return write(minute(), 2); + auto time = tm(); + time.tm_min = to_nonnegative_int(minute(), 60); + format_tm(time, &tm_writer_type::on_minute, ns); + } + + void on_second(numeric_system ns) { + if (handle_nan_inf()) return; + + if (ns == numeric_system::standard) { + if (std::is_floating_point<rep>::value) { + constexpr auto num_fractional_digits = + count_fractional_digits<Period::num, Period::den>::value; + auto buf = memory_buffer(); + format_to(std::back_inserter(buf), runtime("{:.{}f}"), + std::fmod(val * static_cast<rep>(Period::num) / + static_cast<rep>(Period::den), + static_cast<rep>(60)), + num_fractional_digits); + if (negative) *out++ = '-'; + if (buf.size() < 2 || buf[1] == '.') *out++ = '0'; + out = std::copy(buf.begin(), buf.end(), out); + } else { + write(second(), 2); + write_fractional_seconds(std::chrono::duration<rep, Period>(val)); + } + return; + } + auto time = tm(); + time.tm_sec = to_nonnegative_int(second(), 60); + format_tm(time, &tm_writer_type::on_second, ns); + } + + void on_12_hour_time() { + if (handle_nan_inf()) return; + format_tm(time(), &tm_writer_type::on_12_hour_time); + } + + void on_24_hour_time() { + if (handle_nan_inf()) { + *out++ = ':'; + handle_nan_inf(); + return; + } + + write(hour(), 2); + *out++ = ':'; + write(minute(), 2); + } + + void on_iso_time() { + on_24_hour_time(); + *out++ = ':'; + if (handle_nan_inf()) return; + on_second(numeric_system::standard); + } + + void on_am_pm() { + if (handle_nan_inf()) return; + format_tm(time(), &tm_writer_type::on_am_pm); + } + + void on_duration_value() { + if (handle_nan_inf()) return; + write_sign(); + out = format_duration_value<char_type>(out, val, precision); + } + + void on_duration_unit() { + out = format_duration_unit<char_type, Period>(out); + } +}; + +FMT_END_DETAIL_NAMESPACE + +#if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907 +using weekday = std::chrono::weekday; +#else +// A fallback version of weekday. +class weekday { + private: + unsigned char value; + + public: + weekday() = default; + explicit constexpr weekday(unsigned wd) noexcept + : value(static_cast<unsigned char>(wd != 7 ? wd : 0)) {} + constexpr unsigned c_encoding() const noexcept { return value; } +}; + +class year_month_day {}; +#endif + +// A rudimentary weekday formatter. +template <typename Char> struct formatter<weekday, Char> { + private: + bool localized = false; + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx) + -> decltype(ctx.begin()) { + auto begin = ctx.begin(), end = ctx.end(); + if (begin != end && *begin == 'L') { + ++begin; + localized = true; + } + return begin; + } + + template <typename FormatContext> + auto format(weekday wd, FormatContext& ctx) const -> decltype(ctx.out()) { + auto time = std::tm(); + time.tm_wday = static_cast<int>(wd.c_encoding()); + detail::get_locale loc(localized, ctx.locale()); + auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), time); + w.on_abbr_weekday(); + return w.out(); + } +}; + +template <typename Rep, typename Period, typename Char> +struct formatter<std::chrono::duration<Rep, Period>, Char> { + private: + basic_format_specs<Char> specs; + int precision = -1; + using arg_ref_type = detail::arg_ref<Char>; + arg_ref_type width_ref; + arg_ref_type precision_ref; + bool localized = false; + basic_string_view<Char> format_str; + using duration = std::chrono::duration<Rep, Period>; + + struct spec_handler { + formatter& f; + basic_format_parse_context<Char>& context; + basic_string_view<Char> format_str; + + template <typename Id> FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) { + context.check_arg_id(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view<Char> arg_id) { + context.check_arg_id(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) { + return arg_ref_type(context.next_arg_id()); + } + + void on_error(const char* msg) { FMT_THROW(format_error(msg)); } + FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { + f.specs.fill = fill; + } + FMT_CONSTEXPR void on_align(align_t align) { f.specs.align = align; } + FMT_CONSTEXPR void on_width(int width) { f.specs.width = width; } + FMT_CONSTEXPR void on_precision(int _precision) { + f.precision = _precision; + } + FMT_CONSTEXPR void end_precision() {} + + template <typename Id> FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { + f.width_ref = make_arg_ref(arg_id); + } + + template <typename Id> FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { + f.precision_ref = make_arg_ref(arg_id); + } + }; + + using iterator = typename basic_format_parse_context<Char>::iterator; + struct parse_range { + iterator begin; + iterator end; + }; + + FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context<Char>& ctx) { + auto begin = ctx.begin(), end = ctx.end(); + if (begin == end || *begin == '}') return {begin, begin}; + spec_handler handler{*this, ctx, format_str}; + begin = detail::parse_align(begin, end, handler); + if (begin == end) return {begin, begin}; + begin = detail::parse_width(begin, end, handler); + if (begin == end) return {begin, begin}; + if (*begin == '.') { + if (std::is_floating_point<Rep>::value) + begin = detail::parse_precision(begin, end, handler); + else + handler.on_error("precision not allowed for this argument type"); + } + if (begin != end && *begin == 'L') { + ++begin; + localized = true; + } + end = detail::parse_chrono_format(begin, end, + detail::chrono_format_checker()); + return {begin, end}; + } + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx) + -> decltype(ctx.begin()) { + auto range = do_parse(ctx); + format_str = basic_string_view<Char>( + &*range.begin, detail::to_unsigned(range.end - range.begin)); + return range.end; + } + + template <typename FormatContext> + auto format(const duration& d, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto specs_copy = specs; + auto precision_copy = precision; + auto begin = format_str.begin(), end = format_str.end(); + // As a possible future optimization, we could avoid extra copying if width + // is not specified. + basic_memory_buffer<Char> buf; + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec<detail::width_checker>(specs_copy.width, + width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>(precision_copy, + precision_ref, ctx); + if (begin == end || *begin == '}') { + out = detail::format_duration_value<Char>(out, d.count(), precision_copy); + detail::format_duration_unit<Char, Period>(out); + } else { + detail::chrono_formatter<FormatContext, decltype(out), Rep, Period> f( + ctx, out, d); + f.precision = precision_copy; + f.localized = localized; + detail::parse_chrono_format(begin, end, f); + } + return detail::write( + ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs_copy); + } +}; + +template <typename Char, typename Duration> +struct formatter<std::chrono::time_point<std::chrono::system_clock, Duration>, + Char> : formatter<std::tm, Char> { + FMT_CONSTEXPR formatter() { + basic_string_view<Char> default_specs = + detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{}; + this->do_parse(default_specs.begin(), default_specs.end()); + } + + template <typename FormatContext> + auto format(std::chrono::time_point<std::chrono::system_clock> val, + FormatContext& ctx) const -> decltype(ctx.out()) { + return formatter<std::tm, Char>::format(localtime(val), ctx); + } +}; + +template <typename Char> struct formatter<std::tm, Char> { + private: + enum class spec { + unknown, + year_month_day, + hh_mm_ss, + }; + spec spec_ = spec::unknown; + basic_string_view<Char> specs; + + protected: + template <typename It> FMT_CONSTEXPR auto do_parse(It begin, It end) -> It { + if (begin != end && *begin == ':') ++begin; + end = detail::parse_chrono_format(begin, end, detail::tm_format_checker()); + // Replace default spec only if the new spec is not empty. + if (end != begin) specs = {begin, detail::to_unsigned(end - begin)}; + return end; + } + + public: + FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx) + -> decltype(ctx.begin()) { + auto end = this->do_parse(ctx.begin(), ctx.end()); + // basic_string_view<>::compare isn't constexpr before C++17. + if (specs.size() == 2 && specs[0] == Char('%')) { + if (specs[1] == Char('F')) + spec_ = spec::year_month_day; + else if (specs[1] == Char('T')) + spec_ = spec::hh_mm_ss; + } + return end; + } + + template <typename FormatContext> + auto format(const std::tm& tm, FormatContext& ctx) const + -> decltype(ctx.out()) { + const auto loc_ref = ctx.locale(); + detail::get_locale loc(static_cast<bool>(loc_ref), loc_ref); + auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), tm); + if (spec_ == spec::year_month_day) + w.on_iso_date(); + else if (spec_ == spec::hh_mm_ss) + w.on_iso_time(); + else + detail::parse_chrono_format(specs.begin(), specs.end(), w); + return w.out(); + } +}; + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_CHRONO_H_ diff --git a/include/spdlog/fmt/bundled/color.h b/include/spdlog/fmt/bundled/color.h new file mode 100644 index 000000000..4c163277e --- /dev/null +++ b/include/spdlog/fmt/bundled/color.h @@ -0,0 +1,651 @@ +// Formatting library for C++ - color support +// +// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COLOR_H_ +#define FMT_COLOR_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +enum class color : uint32_t { + alice_blue = 0xF0F8FF, // rgb(240,248,255) + antique_white = 0xFAEBD7, // rgb(250,235,215) + aqua = 0x00FFFF, // rgb(0,255,255) + aquamarine = 0x7FFFD4, // rgb(127,255,212) + azure = 0xF0FFFF, // rgb(240,255,255) + beige = 0xF5F5DC, // rgb(245,245,220) + bisque = 0xFFE4C4, // rgb(255,228,196) + black = 0x000000, // rgb(0,0,0) + blanched_almond = 0xFFEBCD, // rgb(255,235,205) + blue = 0x0000FF, // rgb(0,0,255) + blue_violet = 0x8A2BE2, // rgb(138,43,226) + brown = 0xA52A2A, // rgb(165,42,42) + burly_wood = 0xDEB887, // rgb(222,184,135) + cadet_blue = 0x5F9EA0, // rgb(95,158,160) + chartreuse = 0x7FFF00, // rgb(127,255,0) + chocolate = 0xD2691E, // rgb(210,105,30) + coral = 0xFF7F50, // rgb(255,127,80) + cornflower_blue = 0x6495ED, // rgb(100,149,237) + cornsilk = 0xFFF8DC, // rgb(255,248,220) + crimson = 0xDC143C, // rgb(220,20,60) + cyan = 0x00FFFF, // rgb(0,255,255) + dark_blue = 0x00008B, // rgb(0,0,139) + dark_cyan = 0x008B8B, // rgb(0,139,139) + dark_golden_rod = 0xB8860B, // rgb(184,134,11) + dark_gray = 0xA9A9A9, // rgb(169,169,169) + dark_green = 0x006400, // rgb(0,100,0) + dark_khaki = 0xBDB76B, // rgb(189,183,107) + dark_magenta = 0x8B008B, // rgb(139,0,139) + dark_olive_green = 0x556B2F, // rgb(85,107,47) + dark_orange = 0xFF8C00, // rgb(255,140,0) + dark_orchid = 0x9932CC, // rgb(153,50,204) + dark_red = 0x8B0000, // rgb(139,0,0) + dark_salmon = 0xE9967A, // rgb(233,150,122) + dark_sea_green = 0x8FBC8F, // rgb(143,188,143) + dark_slate_blue = 0x483D8B, // rgb(72,61,139) + dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) + dark_turquoise = 0x00CED1, // rgb(0,206,209) + dark_violet = 0x9400D3, // rgb(148,0,211) + deep_pink = 0xFF1493, // rgb(255,20,147) + deep_sky_blue = 0x00BFFF, // rgb(0,191,255) + dim_gray = 0x696969, // rgb(105,105,105) + dodger_blue = 0x1E90FF, // rgb(30,144,255) + fire_brick = 0xB22222, // rgb(178,34,34) + floral_white = 0xFFFAF0, // rgb(255,250,240) + forest_green = 0x228B22, // rgb(34,139,34) + fuchsia = 0xFF00FF, // rgb(255,0,255) + gainsboro = 0xDCDCDC, // rgb(220,220,220) + ghost_white = 0xF8F8FF, // rgb(248,248,255) + gold = 0xFFD700, // rgb(255,215,0) + golden_rod = 0xDAA520, // rgb(218,165,32) + gray = 0x808080, // rgb(128,128,128) + green = 0x008000, // rgb(0,128,0) + green_yellow = 0xADFF2F, // rgb(173,255,47) + honey_dew = 0xF0FFF0, // rgb(240,255,240) + hot_pink = 0xFF69B4, // rgb(255,105,180) + indian_red = 0xCD5C5C, // rgb(205,92,92) + indigo = 0x4B0082, // rgb(75,0,130) + ivory = 0xFFFFF0, // rgb(255,255,240) + khaki = 0xF0E68C, // rgb(240,230,140) + lavender = 0xE6E6FA, // rgb(230,230,250) + lavender_blush = 0xFFF0F5, // rgb(255,240,245) + lawn_green = 0x7CFC00, // rgb(124,252,0) + lemon_chiffon = 0xFFFACD, // rgb(255,250,205) + light_blue = 0xADD8E6, // rgb(173,216,230) + light_coral = 0xF08080, // rgb(240,128,128) + light_cyan = 0xE0FFFF, // rgb(224,255,255) + light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) + light_gray = 0xD3D3D3, // rgb(211,211,211) + light_green = 0x90EE90, // rgb(144,238,144) + light_pink = 0xFFB6C1, // rgb(255,182,193) + light_salmon = 0xFFA07A, // rgb(255,160,122) + light_sea_green = 0x20B2AA, // rgb(32,178,170) + light_sky_blue = 0x87CEFA, // rgb(135,206,250) + light_slate_gray = 0x778899, // rgb(119,136,153) + light_steel_blue = 0xB0C4DE, // rgb(176,196,222) + light_yellow = 0xFFFFE0, // rgb(255,255,224) + lime = 0x00FF00, // rgb(0,255,0) + lime_green = 0x32CD32, // rgb(50,205,50) + linen = 0xFAF0E6, // rgb(250,240,230) + magenta = 0xFF00FF, // rgb(255,0,255) + maroon = 0x800000, // rgb(128,0,0) + medium_aquamarine = 0x66CDAA, // rgb(102,205,170) + medium_blue = 0x0000CD, // rgb(0,0,205) + medium_orchid = 0xBA55D3, // rgb(186,85,211) + medium_purple = 0x9370DB, // rgb(147,112,219) + medium_sea_green = 0x3CB371, // rgb(60,179,113) + medium_slate_blue = 0x7B68EE, // rgb(123,104,238) + medium_spring_green = 0x00FA9A, // rgb(0,250,154) + medium_turquoise = 0x48D1CC, // rgb(72,209,204) + medium_violet_red = 0xC71585, // rgb(199,21,133) + midnight_blue = 0x191970, // rgb(25,25,112) + mint_cream = 0xF5FFFA, // rgb(245,255,250) + misty_rose = 0xFFE4E1, // rgb(255,228,225) + moccasin = 0xFFE4B5, // rgb(255,228,181) + navajo_white = 0xFFDEAD, // rgb(255,222,173) + navy = 0x000080, // rgb(0,0,128) + old_lace = 0xFDF5E6, // rgb(253,245,230) + olive = 0x808000, // rgb(128,128,0) + olive_drab = 0x6B8E23, // rgb(107,142,35) + orange = 0xFFA500, // rgb(255,165,0) + orange_red = 0xFF4500, // rgb(255,69,0) + orchid = 0xDA70D6, // rgb(218,112,214) + pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) + pale_green = 0x98FB98, // rgb(152,251,152) + pale_turquoise = 0xAFEEEE, // rgb(175,238,238) + pale_violet_red = 0xDB7093, // rgb(219,112,147) + papaya_whip = 0xFFEFD5, // rgb(255,239,213) + peach_puff = 0xFFDAB9, // rgb(255,218,185) + peru = 0xCD853F, // rgb(205,133,63) + pink = 0xFFC0CB, // rgb(255,192,203) + plum = 0xDDA0DD, // rgb(221,160,221) + powder_blue = 0xB0E0E6, // rgb(176,224,230) + purple = 0x800080, // rgb(128,0,128) + rebecca_purple = 0x663399, // rgb(102,51,153) + red = 0xFF0000, // rgb(255,0,0) + rosy_brown = 0xBC8F8F, // rgb(188,143,143) + royal_blue = 0x4169E1, // rgb(65,105,225) + saddle_brown = 0x8B4513, // rgb(139,69,19) + salmon = 0xFA8072, // rgb(250,128,114) + sandy_brown = 0xF4A460, // rgb(244,164,96) + sea_green = 0x2E8B57, // rgb(46,139,87) + sea_shell = 0xFFF5EE, // rgb(255,245,238) + sienna = 0xA0522D, // rgb(160,82,45) + silver = 0xC0C0C0, // rgb(192,192,192) + sky_blue = 0x87CEEB, // rgb(135,206,235) + slate_blue = 0x6A5ACD, // rgb(106,90,205) + slate_gray = 0x708090, // rgb(112,128,144) + snow = 0xFFFAFA, // rgb(255,250,250) + spring_green = 0x00FF7F, // rgb(0,255,127) + steel_blue = 0x4682B4, // rgb(70,130,180) + tan = 0xD2B48C, // rgb(210,180,140) + teal = 0x008080, // rgb(0,128,128) + thistle = 0xD8BFD8, // rgb(216,191,216) + tomato = 0xFF6347, // rgb(255,99,71) + turquoise = 0x40E0D0, // rgb(64,224,208) + violet = 0xEE82EE, // rgb(238,130,238) + wheat = 0xF5DEB3, // rgb(245,222,179) + white = 0xFFFFFF, // rgb(255,255,255) + white_smoke = 0xF5F5F5, // rgb(245,245,245) + yellow = 0xFFFF00, // rgb(255,255,0) + yellow_green = 0x9ACD32 // rgb(154,205,50) +}; // enum class color + +enum class terminal_color : uint8_t { + black = 30, + red, + green, + yellow, + blue, + magenta, + cyan, + white, + bright_black = 90, + bright_red, + bright_green, + bright_yellow, + bright_blue, + bright_magenta, + bright_cyan, + bright_white +}; + +enum class emphasis : uint8_t { + bold = 1, + faint = 1 << 1, + italic = 1 << 2, + underline = 1 << 3, + blink = 1 << 4, + reverse = 1 << 5, + conceal = 1 << 6, + strikethrough = 1 << 7, +}; + +// rgb is a struct for red, green and blue colors. +// Using the name "rgb" makes some editors show the color in a tooltip. +struct rgb { + FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} + FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} + FMT_CONSTEXPR rgb(uint32_t hex) + : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} + FMT_CONSTEXPR rgb(color hex) + : r((uint32_t(hex) >> 16) & 0xFF), + g((uint32_t(hex) >> 8) & 0xFF), + b(uint32_t(hex) & 0xFF) {} + uint8_t r; + uint8_t g; + uint8_t b; +}; + +FMT_BEGIN_DETAIL_NAMESPACE + +// color is a struct of either a rgb color or a terminal color. +struct color_type { + FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} + FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} { + value.rgb_color = static_cast<uint32_t>(rgb_color); + } + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} { + value.rgb_color = (static_cast<uint32_t>(rgb_color.r) << 16) | + (static_cast<uint32_t>(rgb_color.g) << 8) | rgb_color.b; + } + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept + : is_rgb(), value{} { + value.term_color = static_cast<uint8_t>(term_color); + } + bool is_rgb; + union color_union { + uint8_t term_color; + uint32_t rgb_color; + } value; +}; + +FMT_END_DETAIL_NAMESPACE + +/** A text style consisting of foreground and background colors and emphasis. */ +class text_style { + public: + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept + : set_foreground_color(), set_background_color(), ems(em) {} + + FMT_CONSTEXPR text_style& operator|=(const text_style& rhs) { + if (!set_foreground_color) { + set_foreground_color = rhs.set_foreground_color; + foreground_color = rhs.foreground_color; + } else if (rhs.set_foreground_color) { + if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; + } + + if (!set_background_color) { + set_background_color = rhs.set_background_color; + background_color = rhs.background_color; + } else if (rhs.set_background_color) { + if (!background_color.is_rgb || !rhs.background_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + background_color.value.rgb_color |= rhs.background_color.value.rgb_color; + } + + ems = static_cast<emphasis>(static_cast<uint8_t>(ems) | + static_cast<uint8_t>(rhs.ems)); + return *this; + } + + friend FMT_CONSTEXPR text_style operator|(text_style lhs, + const text_style& rhs) { + return lhs |= rhs; + } + + FMT_CONSTEXPR bool has_foreground() const noexcept { + return set_foreground_color; + } + FMT_CONSTEXPR bool has_background() const noexcept { + return set_background_color; + } + FMT_CONSTEXPR bool has_emphasis() const noexcept { + return static_cast<uint8_t>(ems) != 0; + } + FMT_CONSTEXPR detail::color_type get_foreground() const noexcept { + FMT_ASSERT(has_foreground(), "no foreground specified for this style"); + return foreground_color; + } + FMT_CONSTEXPR detail::color_type get_background() const noexcept { + FMT_ASSERT(has_background(), "no background specified for this style"); + return background_color; + } + FMT_CONSTEXPR emphasis get_emphasis() const noexcept { + FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); + return ems; + } + + private: + FMT_CONSTEXPR text_style(bool is_foreground, + detail::color_type text_color) noexcept + : set_foreground_color(), set_background_color(), ems() { + if (is_foreground) { + foreground_color = text_color; + set_foreground_color = true; + } else { + background_color = text_color; + set_background_color = true; + } + } + + friend FMT_CONSTEXPR text_style fg(detail::color_type foreground) noexcept; + + friend FMT_CONSTEXPR text_style bg(detail::color_type background) noexcept; + + detail::color_type foreground_color; + detail::color_type background_color; + bool set_foreground_color; + bool set_background_color; + emphasis ems; +}; + +/** Creates a text style from the foreground (text) color. */ +FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) noexcept { + return text_style(true, foreground); +} + +/** Creates a text style from the background color. */ +FMT_CONSTEXPR inline text_style bg(detail::color_type background) noexcept { + return text_style(false, background); +} + +FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept { + return text_style(lhs) | rhs; +} + +FMT_BEGIN_DETAIL_NAMESPACE + +template <typename Char> struct ansi_color_escape { + FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, + const char* esc) noexcept { + // If we have a terminal color, we need to output another escape code + // sequence. + if (!text_color.is_rgb) { + bool is_background = esc == string_view("\x1b[48;2;"); + uint32_t value = text_color.value.term_color; + // Background ASCII codes are the same as the foreground ones but with + // 10 more. + if (is_background) value += 10u; + + size_t index = 0; + buffer[index++] = static_cast<Char>('\x1b'); + buffer[index++] = static_cast<Char>('['); + + if (value >= 100u) { + buffer[index++] = static_cast<Char>('1'); + value %= 100u; + } + buffer[index++] = static_cast<Char>('0' + value / 10u); + buffer[index++] = static_cast<Char>('0' + value % 10u); + + buffer[index++] = static_cast<Char>('m'); + buffer[index++] = static_cast<Char>('\0'); + return; + } + + for (int i = 0; i < 7; i++) { + buffer[i] = static_cast<Char>(esc[i]); + } + rgb color(text_color.value.rgb_color); + to_esc(color.r, buffer + 7, ';'); + to_esc(color.g, buffer + 11, ';'); + to_esc(color.b, buffer + 15, 'm'); + buffer[19] = static_cast<Char>(0); + } + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept { + uint8_t em_codes[num_emphases] = {}; + if (has_emphasis(em, emphasis::bold)) em_codes[0] = 1; + if (has_emphasis(em, emphasis::faint)) em_codes[1] = 2; + if (has_emphasis(em, emphasis::italic)) em_codes[2] = 3; + if (has_emphasis(em, emphasis::underline)) em_codes[3] = 4; + if (has_emphasis(em, emphasis::blink)) em_codes[4] = 5; + if (has_emphasis(em, emphasis::reverse)) em_codes[5] = 7; + if (has_emphasis(em, emphasis::conceal)) em_codes[6] = 8; + if (has_emphasis(em, emphasis::strikethrough)) em_codes[7] = 9; + + size_t index = 0; + for (size_t i = 0; i < num_emphases; ++i) { + if (!em_codes[i]) continue; + buffer[index++] = static_cast<Char>('\x1b'); + buffer[index++] = static_cast<Char>('['); + buffer[index++] = static_cast<Char>('0' + em_codes[i]); + buffer[index++] = static_cast<Char>('m'); + } + buffer[index++] = static_cast<Char>(0); + } + FMT_CONSTEXPR operator const Char*() const noexcept { return buffer; } + + FMT_CONSTEXPR const Char* begin() const noexcept { return buffer; } + FMT_CONSTEXPR_CHAR_TRAITS const Char* end() const noexcept { + return buffer + std::char_traits<Char>::length(buffer); + } + + private: + static constexpr size_t num_emphases = 8; + Char buffer[7u + 3u * num_emphases + 1u]; + + static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, + char delimiter) noexcept { + out[0] = static_cast<Char>('0' + c / 100); + out[1] = static_cast<Char>('0' + c / 10 % 10); + out[2] = static_cast<Char>('0' + c % 10); + out[3] = static_cast<Char>(delimiter); + } + static FMT_CONSTEXPR bool has_emphasis(emphasis em, emphasis mask) noexcept { + return static_cast<uint8_t>(em) & static_cast<uint8_t>(mask); + } +}; + +template <typename Char> +FMT_CONSTEXPR ansi_color_escape<Char> make_foreground_color( + detail::color_type foreground) noexcept { + return ansi_color_escape<Char>(foreground, "\x1b[38;2;"); +} + +template <typename Char> +FMT_CONSTEXPR ansi_color_escape<Char> make_background_color( + detail::color_type background) noexcept { + return ansi_color_escape<Char>(background, "\x1b[48;2;"); +} + +template <typename Char> +FMT_CONSTEXPR ansi_color_escape<Char> make_emphasis(emphasis em) noexcept { + return ansi_color_escape<Char>(em); +} + +template <typename Char> inline void fputs(const Char* chars, FILE* stream) { + int result = std::fputs(chars, stream); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +template <> inline void fputs<wchar_t>(const wchar_t* chars, FILE* stream) { + int result = std::fputws(chars, stream); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +template <typename Char> inline void reset_color(FILE* stream) { + fputs("\x1b[0m", stream); +} + +template <> inline void reset_color<wchar_t>(FILE* stream) { + fputs(L"\x1b[0m", stream); +} + +template <typename Char> inline void reset_color(buffer<Char>& buffer) { + auto reset_color = string_view("\x1b[0m"); + buffer.append(reset_color.begin(), reset_color.end()); +} + +template <typename T> struct styled_arg { + const T& value; + text_style style; +}; + +template <typename Char> +void vformat_to(buffer<Char>& buf, const text_style& ts, + basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) { + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); + buf.append(emphasis.begin(), emphasis.end()); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = detail::make_foreground_color<Char>(ts.get_foreground()); + buf.append(foreground.begin(), foreground.end()); + } + if (ts.has_background()) { + has_style = true; + auto background = detail::make_background_color<Char>(ts.get_background()); + buf.append(background.begin(), background.end()); + } + detail::vformat_to(buf, format_str, args, {}); + if (has_style) detail::reset_color<Char>(buf); +} + +FMT_END_DETAIL_NAMESPACE + +template <typename S, typename Char = char_t<S>> +void vprint(std::FILE* f, const text_style& ts, const S& format, + basic_format_args<buffer_context<type_identity_t<Char>>> args) { + basic_memory_buffer<Char> buf; + detail::vformat_to(buf, ts, detail::to_string_view(format), args); + if (detail::is_utf8()) { + detail::print(f, basic_string_view<Char>(buf.begin(), buf.size())); + } else { + buf.push_back(Char(0)); + detail::fputs(buf.data(), f); + } +} + +/** + \rst + Formats a string and prints it to the specified file stream using ANSI + escape sequences to specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template <typename S, typename... Args, + FMT_ENABLE_IF(detail::is_string<S>::value)> +void print(std::FILE* f, const text_style& ts, const S& format_str, + const Args&... args) { + vprint(f, ts, format_str, + fmt::make_format_args<buffer_context<char_t<S>>>(args...)); +} + +/** + \rst + Formats a string and prints it to stdout using ANSI escape sequences to + specify text formatting. + + **Example**:: + + fmt::print(fmt::emphasis::bold | fg(fmt::color::red), + "Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template <typename S, typename... Args, + FMT_ENABLE_IF(detail::is_string<S>::value)> +void print(const text_style& ts, const S& format_str, const Args&... args) { + return print(stdout, ts, format_str, args...); +} + +template <typename S, typename Char = char_t<S>> +inline std::basic_string<Char> vformat( + const text_style& ts, const S& format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) { + basic_memory_buffer<Char> buf; + detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); + return fmt::to_string(buf); +} + +/** + \rst + Formats arguments and returns the result as a string using ANSI + escape sequences to specify text formatting. + + **Example**:: + + #include <fmt/color.h> + std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), + "The answer is {}", 42); + \endrst +*/ +template <typename S, typename... Args, typename Char = char_t<S>> +inline std::basic_string<Char> format(const text_style& ts, const S& format_str, + const Args&... args) { + return fmt::vformat(ts, detail::to_string_view(format_str), + fmt::make_format_args<buffer_context<Char>>(args...)); +} + +/** + Formats a string with the given text_style and writes the output to ``out``. + */ +template <typename OutputIt, typename Char, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value)> +OutputIt vformat_to( + OutputIt out, const text_style& ts, basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) { + auto&& buf = detail::get_buffer<Char>(out); + detail::vformat_to(buf, ts, format_str, args); + return detail::get_iterator(buf); +} + +/** + \rst + Formats arguments with the given text_style, writes the result to the output + iterator ``out`` and returns the iterator past the end of the output range. + + **Example**:: + + std::vector<char> out; + fmt::format_to(std::back_inserter(out), + fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); + \endrst +*/ +template <typename OutputIt, typename S, typename... Args, + bool enable = detail::is_output_iterator<OutputIt, char_t<S>>::value&& + detail::is_string<S>::value> +inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, + Args&&... args) -> + typename std::enable_if<enable, OutputIt>::type { + return vformat_to(out, ts, detail::to_string_view(format_str), + fmt::make_format_args<buffer_context<char_t<S>>>(args...)); +} + +template <typename T, typename Char> +struct formatter<detail::styled_arg<T>, Char> : formatter<T, Char> { + template <typename FormatContext> + auto format(const detail::styled_arg<T>& arg, FormatContext& ctx) const + -> decltype(ctx.out()) { + const auto& ts = arg.style; + const auto& value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = + detail::make_foreground_color<Char>(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if (ts.has_background()) { + has_style = true; + auto background = + detail::make_background_color<Char>(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter<T, Char>::format(value, ctx); + if (has_style) { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; + } +}; + +/** + \rst + Returns an argument that will be formatted using ANSI escape sequences, + to be used in a formatting function. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", + fmt::styled(1.23, fmt::fg(fmt::color::green) | + fmt::bg(fmt::color::blue))); + \endrst + */ +template <typename T> +FMT_CONSTEXPR auto styled(const T& value, text_style ts) + -> detail::styled_arg<remove_cvref_t<T>> { + return detail::styled_arg<remove_cvref_t<T>>{value, ts}; +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_COLOR_H_ diff --git a/include/spdlog/fmt/bundled/compile.h b/include/spdlog/fmt/bundled/compile.h new file mode 100644 index 000000000..933668c41 --- /dev/null +++ b/include/spdlog/fmt/bundled/compile.h @@ -0,0 +1,611 @@ +// Formatting library for C++ - experimental format string compilation +// +// Copyright (c) 2012 - present, Victor Zverovich and fmt contributors +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_COMPILE_H_ +#define FMT_COMPILE_H_ + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +template <typename Char, typename InputIt> +FMT_CONSTEXPR inline counting_iterator copy_str(InputIt begin, InputIt end, + counting_iterator it) { + return it + (end - begin); +} + +template <typename OutputIt> class truncating_iterator_base { + protected: + OutputIt out_; + size_t limit_; + size_t count_ = 0; + + truncating_iterator_base() : out_(), limit_(0) {} + + truncating_iterator_base(OutputIt out, size_t limit) + : out_(out), limit_(limit) {} + + public: + using iterator_category = std::output_iterator_tag; + using value_type = typename std::iterator_traits<OutputIt>::value_type; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(truncating_iterator_base); + + OutputIt base() const { return out_; } + size_t count() const { return count_; } +}; + +// An output iterator that truncates the output and counts the number of objects +// written to it. +template <typename OutputIt, + typename Enable = typename std::is_void< + typename std::iterator_traits<OutputIt>::value_type>::type> +class truncating_iterator; + +template <typename OutputIt> +class truncating_iterator<OutputIt, std::false_type> + : public truncating_iterator_base<OutputIt> { + mutable typename truncating_iterator_base<OutputIt>::value_type blackhole_; + + public: + using value_type = typename truncating_iterator_base<OutputIt>::value_type; + + truncating_iterator() = default; + + truncating_iterator(OutputIt out, size_t limit) + : truncating_iterator_base<OutputIt>(out, limit) {} + + truncating_iterator& operator++() { + if (this->count_++ < this->limit_) ++this->out_; + return *this; + } + + truncating_iterator operator++(int) { + auto it = *this; + ++*this; + return it; + } + + value_type& operator*() const { + return this->count_ < this->limit_ ? *this->out_ : blackhole_; + } +}; + +template <typename OutputIt> +class truncating_iterator<OutputIt, std::true_type> + : public truncating_iterator_base<OutputIt> { + public: + truncating_iterator() = default; + + truncating_iterator(OutputIt out, size_t limit) + : truncating_iterator_base<OutputIt>(out, limit) {} + + template <typename T> truncating_iterator& operator=(T val) { + if (this->count_++ < this->limit_) *this->out_++ = val; + return *this; + } + + truncating_iterator& operator++() { return *this; } + truncating_iterator& operator++(int) { return *this; } + truncating_iterator& operator*() { return *this; } +}; + +// A compile-time string which is compiled into fast formatting code. +class compiled_string {}; + +template <typename S> +struct is_compiled_string : std::is_base_of<compiled_string, S> {}; + +/** + \rst + Converts a string literal *s* into a format string that will be parsed at + compile time and converted into efficient formatting code. Requires C++17 + ``constexpr if`` compiler support. + + **Example**:: + + // Converts 42 into std::string using the most efficient method and no + // runtime format string processing. + std::string s = fmt::format(FMT_COMPILE("{}"), 42); + \endrst + */ +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +# define FMT_COMPILE(s) \ + FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) +#else +# define FMT_COMPILE(s) FMT_STRING(s) +#endif + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <typename Char, size_t N, + fmt::detail_exported::fixed_string<Char, N> Str> +struct udl_compiled_string : compiled_string { + using char_type = Char; + explicit constexpr operator basic_string_view<char_type>() const { + return {Str.data, N - 1}; + } +}; +#endif + +template <typename T, typename... Tail> +const T& first(const T& value, const Tail&...) { + return value; +} + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +template <typename... Args> struct type_list {}; + +// Returns a reference to the argument at index N from [first, rest...]. +template <int N, typename T, typename... Args> +constexpr const auto& get([[maybe_unused]] const T& first, + [[maybe_unused]] const Args&... rest) { + static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); + if constexpr (N == 0) + return first; + else + return detail::get<N - 1>(rest...); +} + +template <typename Char, typename... Args> +constexpr int get_arg_index_by_name(basic_string_view<Char> name, + type_list<Args...>) { + return get_arg_index_by_name<Args...>(name); +} + +template <int N, typename> struct get_type_impl; + +template <int N, typename... Args> struct get_type_impl<N, type_list<Args...>> { + using type = + remove_cvref_t<decltype(detail::get<N>(std::declval<Args>()...))>; +}; + +template <int N, typename T> +using get_type = typename get_type_impl<N, T>::type; + +template <typename T> struct is_compiled_format : std::false_type {}; + +template <typename Char> struct text { + basic_string_view<Char> data; + using char_type = Char; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args&...) const { + return write<Char>(out, data); + } +}; + +template <typename Char> +struct is_compiled_format<text<Char>> : std::true_type {}; + +template <typename Char> +constexpr text<Char> make_text(basic_string_view<Char> s, size_t pos, + size_t size) { + return {{&s[pos], size}}; +} + +template <typename Char> struct code_unit { + Char value; + using char_type = Char; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args&...) const { + return write<Char>(out, value); + } +}; + +// This ensures that the argument type is convertible to `const T&`. +template <typename T, int N, typename... Args> +constexpr const T& get_arg_checked(const Args&... args) { + const auto& arg = detail::get<N>(args...); + if constexpr (detail::is_named_arg<remove_cvref_t<decltype(arg)>>()) { + return arg.value; + } else { + return arg; + } +} + +template <typename Char> +struct is_compiled_format<code_unit<Char>> : std::true_type {}; + +// A replacement field that refers to argument N. +template <typename Char, typename T, int N> struct field { + using char_type = Char; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args&... args) const { + return write<Char>(out, get_arg_checked<T, N>(args...)); + } +}; + +template <typename Char, typename T, int N> +struct is_compiled_format<field<Char, T, N>> : std::true_type {}; + +// A replacement field that refers to argument with name. +template <typename Char> struct runtime_named_field { + using char_type = Char; + basic_string_view<Char> name; + + template <typename OutputIt, typename T> + constexpr static bool try_format_argument( + OutputIt& out, + // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 + [[maybe_unused]] basic_string_view<Char> arg_name, const T& arg) { + if constexpr (is_named_arg<typename std::remove_cv<T>::type>::value) { + if (arg_name == arg.name) { + out = write<Char>(out, arg.value); + return true; + } + } + return false; + } + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args&... args) const { + bool found = (try_format_argument(out, name, args) || ...); + if (!found) { + FMT_THROW(format_error("argument with specified name is not found")); + } + return out; + } +}; + +template <typename Char> +struct is_compiled_format<runtime_named_field<Char>> : std::true_type {}; + +// A replacement field that refers to argument N and has format specifiers. +template <typename Char, typename T, int N> struct spec_field { + using char_type = Char; + formatter<T, Char> fmt; + + template <typename OutputIt, typename... Args> + constexpr FMT_INLINE OutputIt format(OutputIt out, + const Args&... args) const { + const auto& vargs = + fmt::make_format_args<basic_format_context<OutputIt, Char>>(args...); + basic_format_context<OutputIt, Char> ctx(out, vargs); + return fmt.format(get_arg_checked<T, N>(args...), ctx); + } +}; + +template <typename Char, typename T, int N> +struct is_compiled_format<spec_field<Char, T, N>> : std::true_type {}; + +template <typename L, typename R> struct concat { + L lhs; + R rhs; + using char_type = typename L::char_type; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args&... args) const { + out = lhs.format(out, args...); + return rhs.format(out, args...); + } +}; + +template <typename L, typename R> +struct is_compiled_format<concat<L, R>> : std::true_type {}; + +template <typename L, typename R> +constexpr concat<L, R> make_concat(L lhs, R rhs) { + return {lhs, rhs}; +} + +struct unknown_format {}; + +template <typename Char> +constexpr size_t parse_text(basic_string_view<Char> str, size_t pos) { + for (size_t size = str.size(); pos != size; ++pos) { + if (str[pos] == '{' || str[pos] == '}') break; + } + return pos; +} + +template <typename Args, size_t POS, int ID, typename S> +constexpr auto compile_format_string(S format_str); + +template <typename Args, size_t POS, int ID, typename T, typename S> +constexpr auto parse_tail(T head, S format_str) { + if constexpr (POS != + basic_string_view<typename S::char_type>(format_str).size()) { + constexpr auto tail = compile_format_string<Args, POS, ID>(format_str); + if constexpr (std::is_same<remove_cvref_t<decltype(tail)>, + unknown_format>()) + return tail; + else + return make_concat(head, tail); + } else { + return head; + } +} + +template <typename T, typename Char> struct parse_specs_result { + formatter<T, Char> fmt; + size_t end; + int next_arg_id; +}; + +constexpr int manual_indexing_id = -1; + +template <typename T, typename Char> +constexpr parse_specs_result<T, Char> parse_specs(basic_string_view<Char> str, + size_t pos, int next_arg_id) { + str.remove_prefix(pos); + auto ctx = compile_parse_context<Char>(str, max_value<int>(), nullptr, {}, + next_arg_id); + auto f = formatter<T, Char>(); + auto end = f.parse(ctx); + return {f, pos + fmt::detail::to_unsigned(end - str.data()), + next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; +} + +template <typename Char> struct arg_id_handler { + arg_ref<Char> arg_id; + + constexpr int operator()() { + FMT_ASSERT(false, "handler cannot be used with automatic indexing"); + return 0; + } + constexpr int operator()(int id) { + arg_id = arg_ref<Char>(id); + return 0; + } + constexpr int operator()(basic_string_view<Char> id) { + arg_id = arg_ref<Char>(id); + return 0; + } + + constexpr void on_error(const char* message) { + FMT_THROW(format_error(message)); + } +}; + +template <typename Char> struct parse_arg_id_result { + arg_ref<Char> arg_id; + const Char* arg_id_end; +}; + +template <int ID, typename Char> +constexpr auto parse_arg_id(const Char* begin, const Char* end) { + auto handler = arg_id_handler<Char>{arg_ref<Char>{}}; + auto arg_id_end = parse_arg_id(begin, end, handler); + return parse_arg_id_result<Char>{handler.arg_id, arg_id_end}; +} + +template <typename T, typename Enable = void> struct field_type { + using type = remove_cvref_t<T>; +}; + +template <typename T> +struct field_type<T, enable_if_t<detail::is_named_arg<T>::value>> { + using type = remove_cvref_t<decltype(T::value)>; +}; + +template <typename T, typename Args, size_t END_POS, int ARG_INDEX, int NEXT_ID, + typename S> +constexpr auto parse_replacement_field_then_tail(S format_str) { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view<char_type>(format_str); + constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); + if constexpr (c == '}') { + return parse_tail<Args, END_POS + 1, NEXT_ID>( + field<char_type, typename field_type<T>::type, ARG_INDEX>(), + format_str); + } else if constexpr (c != ':') { + FMT_THROW(format_error("expected ':'")); + } else { + constexpr auto result = parse_specs<typename field_type<T>::type>( + str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); + if constexpr (result.end >= str.size() || str[result.end] != '}') { + FMT_THROW(format_error("expected '}'")); + return 0; + } else { + return parse_tail<Args, result.end + 1, result.next_arg_id>( + spec_field<char_type, typename field_type<T>::type, ARG_INDEX>{ + result.fmt}, + format_str); + } + } +} + +// Compiles a non-empty format string and returns the compiled representation +// or unknown_format() on unrecognized input. +template <typename Args, size_t POS, int ID, typename S> +constexpr auto compile_format_string(S format_str) { + using char_type = typename S::char_type; + constexpr auto str = basic_string_view<char_type>(format_str); + if constexpr (str[POS] == '{') { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '{' in format string")); + if constexpr (str[POS + 1] == '{') { + return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); + } else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') { + static_assert(ID != manual_indexing_id, + "cannot switch from manual to automatic argument indexing"); + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail<get_type<ID, Args>, Args, + POS + 1, ID, next_id>( + format_str); + } else { + constexpr auto arg_id_result = + parse_arg_id<ID>(str.data() + POS + 1, str.data() + str.size()); + constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); + constexpr char_type c = + arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); + static_assert(c == '}' || c == ':', "missing '}' in format string"); + if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) { + static_assert( + ID == manual_indexing_id || ID == 0, + "cannot switch from automatic to manual argument indexing"); + constexpr auto arg_index = arg_id_result.arg_id.val.index; + return parse_replacement_field_then_tail<get_type<arg_index, Args>, + Args, arg_id_end_pos, + arg_index, manual_indexing_id>( + format_str); + } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) { + constexpr auto arg_index = + get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); + if constexpr (arg_index != invalid_arg_index) { + constexpr auto next_id = + ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail< + decltype(get_type<arg_index, Args>::value), Args, arg_id_end_pos, + arg_index, next_id>(format_str); + } else { + if constexpr (c == '}') { + return parse_tail<Args, arg_id_end_pos + 1, ID>( + runtime_named_field<char_type>{arg_id_result.arg_id.val.name}, + format_str); + } else if constexpr (c == ':') { + return unknown_format(); // no type info for specs parsing + } + } + } + } + } else if constexpr (str[POS] == '}') { + if constexpr (POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '}' in format string")); + return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); + } else { + constexpr auto end = parse_text(str, POS + 1); + if constexpr (end - POS > 1) { + return parse_tail<Args, end, ID>(make_text(str, POS, end - POS), + format_str); + } else { + return parse_tail<Args, end, ID>(code_unit<char_type>{str[POS]}, + format_str); + } + } +} + +template <typename... Args, typename S, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +constexpr auto compile(S format_str) { + constexpr auto str = basic_string_view<typename S::char_type>(format_str); + if constexpr (str.size() == 0) { + return detail::make_text(str, 0, 0); + } else { + constexpr auto result = + detail::compile_format_string<detail::type_list<Args...>, 0, 0>( + format_str); + return result; + } +} +#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +} // namespace detail + +FMT_MODULE_EXPORT_BEGIN + +#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) + +template <typename CompiledFormat, typename... Args, + typename Char = typename CompiledFormat::char_type, + FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> +FMT_INLINE std::basic_string<Char> format(const CompiledFormat& cf, + const Args&... args) { + auto s = std::basic_string<Char>(); + cf.format(std::back_inserter(s), args...); + return s; +} + +template <typename OutputIt, typename CompiledFormat, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> +constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat& cf, + const Args&... args) { + return cf.format(out, args...); +} + +template <typename S, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +FMT_INLINE std::basic_string<typename S::char_type> format(const S&, + Args&&... args) { + if constexpr (std::is_same<typename S::char_type, char>::value) { + constexpr auto str = basic_string_view<typename S::char_type>(S()); + if constexpr (str.size() == 2 && str[0] == '{' && str[1] == '}') { + const auto& first = detail::first(args...); + if constexpr (detail::is_named_arg< + remove_cvref_t<decltype(first)>>::value) { + return fmt::to_string(first.value); + } else { + return fmt::to_string(first); + } + } + } + constexpr auto compiled = detail::compile<Args...>(S()); + if constexpr (std::is_same<remove_cvref_t<decltype(compiled)>, + detail::unknown_format>()) { + return fmt::format( + static_cast<basic_string_view<typename S::char_type>>(S()), + std::forward<Args>(args)...); + } else { + return fmt::format(compiled, std::forward<Args>(args)...); + } +} + +template <typename OutputIt, typename S, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { + constexpr auto compiled = detail::compile<Args...>(S()); + if constexpr (std::is_same<remove_cvref_t<decltype(compiled)>, + detail::unknown_format>()) { + return fmt::format_to( + out, static_cast<basic_string_view<typename S::char_type>>(S()), + std::forward<Args>(args)...); + } else { + return fmt::format_to(out, compiled, std::forward<Args>(args)...); + } +} +#endif + +template <typename OutputIt, typename S, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +format_to_n_result<OutputIt> format_to_n(OutputIt out, size_t n, + const S& format_str, Args&&... args) { + auto it = fmt::format_to(detail::truncating_iterator<OutputIt>(out, n), + format_str, std::forward<Args>(args)...); + return {it.base(), it.count()}; +} + +template <typename S, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +FMT_CONSTEXPR20 size_t formatted_size(const S& format_str, + const Args&... args) { + return fmt::format_to(detail::counting_iterator(), format_str, args...) + .count(); +} + +template <typename S, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +void print(std::FILE* f, const S& format_str, const Args&... args) { + memory_buffer buffer; + fmt::format_to(std::back_inserter(buffer), format_str, args...); + detail::print(f, {buffer.data(), buffer.size()}); +} + +template <typename S, typename... Args, + FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +void print(const S& format_str, const Args&... args) { + print(stdout, format_str, args...); +} + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +inline namespace literals { +template <detail_exported::fixed_string Str> constexpr auto operator""_cf() { + using char_t = remove_cvref_t<decltype(Str.data[0])>; + return detail::udl_compiled_string<char_t, sizeof(Str.data) / sizeof(char_t), + Str>(); +} +} // namespace literals +#endif + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_COMPILE_H_ diff --git a/include/spdlog/fmt/bundled/core.h b/include/spdlog/fmt/bundled/core.h new file mode 100644 index 000000000..f6a37af9e --- /dev/null +++ b/include/spdlog/fmt/bundled/core.h @@ -0,0 +1,3323 @@ +// Formatting library for C++ - the core API for char/UTF-8 +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_CORE_H_ +#define FMT_CORE_H_ + +#include <cstddef> // std::byte +#include <cstdio> // std::FILE +#include <cstring> // std::strlen +#include <iterator> +#include <limits> +#include <string> +#include <type_traits> + +// The fmt library version in the form major * 10000 + minor * 100 + patch. +#define FMT_VERSION 90100 + +#if defined(__clang__) && !defined(__ibmxl__) +# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#else +# define FMT_CLANG_VERSION 0 +#endif + +#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && \ + !defined(__NVCOMPILER) +# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#else +# define FMT_GCC_VERSION 0 +#endif + +#ifndef FMT_GCC_PRAGMA +// Workaround _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884. +# if FMT_GCC_VERSION >= 504 +# define FMT_GCC_PRAGMA(arg) _Pragma(arg) +# else +# define FMT_GCC_PRAGMA(arg) +# endif +#endif + +#ifdef __ICL +# define FMT_ICC_VERSION __ICL +#elif defined(__INTEL_COMPILER) +# define FMT_ICC_VERSION __INTEL_COMPILER +#else +# define FMT_ICC_VERSION 0 +#endif + +#ifdef _MSC_VER +# define FMT_MSC_VERSION _MSC_VER +# define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) +#else +# define FMT_MSC_VERSION 0 +# define FMT_MSC_WARNING(...) +#endif + +#ifdef _MSVC_LANG +# define FMT_CPLUSPLUS _MSVC_LANG +#else +# define FMT_CPLUSPLUS __cplusplus +#endif + +#ifdef __has_feature +# define FMT_HAS_FEATURE(x) __has_feature(x) +#else +# define FMT_HAS_FEATURE(x) 0 +#endif + +#if (defined(__has_include) || FMT_ICC_VERSION >= 1600 || \ + FMT_MSC_VERSION > 1900) && \ + !defined(__INTELLISENSE__) +# define FMT_HAS_INCLUDE(x) __has_include(x) +#else +# define FMT_HAS_INCLUDE(x) 0 +#endif + +#ifdef __has_cpp_attribute +# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#else +# define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#endif + +#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ + (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) + +// Check if relaxed C++14 constexpr is supported. +// GCC doesn't allow throw in constexpr until version 6 (bug 67371). +#ifndef FMT_USE_CONSTEXPR +# if (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \ + (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ + !FMT_ICC_VERSION && !defined(__NVCC__) +# define FMT_USE_CONSTEXPR 1 +# else +# define FMT_USE_CONSTEXPR 0 +# endif +#endif +#if FMT_USE_CONSTEXPR +# define FMT_CONSTEXPR constexpr +#else +# define FMT_CONSTEXPR +#endif + +#if ((FMT_CPLUSPLUS >= 202002L) && \ + (!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE > 9)) || \ + (FMT_CPLUSPLUS >= 201709L && FMT_GCC_VERSION >= 1002) +# define FMT_CONSTEXPR20 constexpr +#else +# define FMT_CONSTEXPR20 +#endif + +// Check if constexpr std::char_traits<>::{compare,length} are supported. +#if defined(__GLIBCXX__) +# if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +# endif +#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && \ + _LIBCPP_VERSION >= 4000 +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#elif FMT_MSC_VERSION >= 1914 && FMT_CPLUSPLUS >= 201703L +# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#endif +#ifndef FMT_CONSTEXPR_CHAR_TRAITS +# define FMT_CONSTEXPR_CHAR_TRAITS +#endif + +// Check if exceptions are disabled. +#ifndef FMT_EXCEPTIONS +# if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ + (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) +# define FMT_EXCEPTIONS 0 +# else +# define FMT_EXCEPTIONS 1 +# endif +#endif + +#ifndef FMT_DEPRECATED +# if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 +# define FMT_DEPRECATED [[deprecated]] +# else +# if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) +# define FMT_DEPRECATED __attribute__((deprecated)) +# elif FMT_MSC_VERSION +# define FMT_DEPRECATED __declspec(deprecated) +# else +# define FMT_DEPRECATED /* deprecated */ +# endif +# endif +#endif + +// [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code +// warnings. +#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && \ + !defined(__NVCC__) +# define FMT_NORETURN [[noreturn]] +#else +# define FMT_NORETURN +#endif + +#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) +# define FMT_FALLTHROUGH [[fallthrough]] +#elif defined(__clang__) +# define FMT_FALLTHROUGH [[clang::fallthrough]] +#elif FMT_GCC_VERSION >= 700 && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) +# define FMT_FALLTHROUGH [[gnu::fallthrough]] +#else +# define FMT_FALLTHROUGH +#endif + +#ifndef FMT_NODISCARD +# if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) +# define FMT_NODISCARD [[nodiscard]] +# else +# define FMT_NODISCARD +# endif +#endif + +#ifndef FMT_USE_FLOAT +# define FMT_USE_FLOAT 1 +#endif +#ifndef FMT_USE_DOUBLE +# define FMT_USE_DOUBLE 1 +#endif +#ifndef FMT_USE_LONG_DOUBLE +# define FMT_USE_LONG_DOUBLE 1 +#endif + +#ifndef FMT_INLINE +# if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_INLINE inline __attribute__((always_inline)) +# else +# define FMT_INLINE inline +# endif +#endif + +// An inline std::forward replacement. +#define FMT_FORWARD(...) static_cast<decltype(__VA_ARGS__)&&>(__VA_ARGS__) + +#ifdef _MSC_VER +# define FMT_UNCHECKED_ITERATOR(It) \ + using _Unchecked_type = It // Mark iterator as checked. +#else +# define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It +#endif + +#ifndef FMT_BEGIN_NAMESPACE +# define FMT_BEGIN_NAMESPACE \ + namespace fmt { \ + inline namespace v9 { +# define FMT_END_NAMESPACE \ + } \ + } +#endif + +#ifndef FMT_MODULE_EXPORT +# define FMT_MODULE_EXPORT +# define FMT_MODULE_EXPORT_BEGIN +# define FMT_MODULE_EXPORT_END +# define FMT_BEGIN_DETAIL_NAMESPACE namespace detail { +# define FMT_END_DETAIL_NAMESPACE } +#endif + +#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) +# define FMT_CLASS_API FMT_MSC_WARNING(suppress : 4275) +# ifdef FMT_EXPORT +# define FMT_API __declspec(dllexport) +# elif defined(FMT_SHARED) +# define FMT_API __declspec(dllimport) +# endif +#else +# define FMT_CLASS_API +# if defined(FMT_EXPORT) || defined(FMT_SHARED) +# if defined(__GNUC__) || defined(__clang__) +# define FMT_API __attribute__((visibility("default"))) +# endif +# endif +#endif +#ifndef FMT_API +# define FMT_API +#endif + +// libc++ supports string_view in pre-c++17. +#if FMT_HAS_INCLUDE(<string_view>) && \ + (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) +# include <string_view> +# define FMT_USE_STRING_VIEW +#elif FMT_HAS_INCLUDE("experimental/string_view") && FMT_CPLUSPLUS >= 201402L +# include <experimental/string_view> +# define FMT_USE_EXPERIMENTAL_STRING_VIEW +#endif + +#ifndef FMT_UNICODE +# define FMT_UNICODE !FMT_MSC_VERSION +#endif + +#ifndef FMT_CONSTEVAL +# if ((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && \ + FMT_CPLUSPLUS >= 202002L && !defined(__apple_build_version__)) || \ + (defined(__cpp_consteval) && \ + (!FMT_MSC_VERSION || _MSC_FULL_VER >= 193030704)) +// consteval is broken in MSVC before VS2022 and Apple clang 13. +# define FMT_CONSTEVAL consteval +# define FMT_HAS_CONSTEVAL +# else +# define FMT_CONSTEVAL +# endif +#endif + +#ifndef FMT_USE_NONTYPE_TEMPLATE_ARGS +# if defined(__cpp_nontype_template_args) && \ + ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || \ + __cpp_nontype_template_args >= 201911L) && \ + !defined(__NVCOMPILER) +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +# else +# define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +# endif +#endif + +// Enable minimal optimizations for more compact code in debug mode. +FMT_GCC_PRAGMA("GCC push_options") +#if !defined(__OPTIMIZE__) && !defined(__NVCOMPILER) +FMT_GCC_PRAGMA("GCC optimize(\"Og\")") +#endif + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +// Implementations of enable_if_t and other metafunctions for older systems. +template <bool B, typename T = void> +using enable_if_t = typename std::enable_if<B, T>::type; +template <bool B, typename T, typename F> +using conditional_t = typename std::conditional<B, T, F>::type; +template <bool B> using bool_constant = std::integral_constant<bool, B>; +template <typename T> +using remove_reference_t = typename std::remove_reference<T>::type; +template <typename T> +using remove_const_t = typename std::remove_const<T>::type; +template <typename T> +using remove_cvref_t = typename std::remove_cv<remove_reference_t<T>>::type; +template <typename T> struct type_identity { using type = T; }; +template <typename T> using type_identity_t = typename type_identity<T>::type; +template <typename T> +using underlying_t = typename std::underlying_type<T>::type; + +template <typename...> struct disjunction : std::false_type {}; +template <typename P> struct disjunction<P> : P {}; +template <typename P1, typename... Pn> +struct disjunction<P1, Pn...> + : conditional_t<bool(P1::value), P1, disjunction<Pn...>> {}; + +template <typename...> struct conjunction : std::true_type {}; +template <typename P> struct conjunction<P> : P {}; +template <typename P1, typename... Pn> +struct conjunction<P1, Pn...> + : conditional_t<bool(P1::value), conjunction<Pn...>, P1> {}; + +struct monostate { + constexpr monostate() {} +}; + +// An enable_if helper to be used in template parameters which results in much +// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed +// to workaround a bug in MSVC 2019 (see #1140 and #1186). +#ifdef FMT_DOC +# define FMT_ENABLE_IF(...) +#else +# define FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 +#endif + +FMT_BEGIN_DETAIL_NAMESPACE + +// Suppresses "unused variable" warnings with the method described in +// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. +// (void)var does not work on many Intel compilers. +template <typename... T> FMT_CONSTEXPR void ignore_unused(const T&...) {} + +constexpr FMT_INLINE auto is_constant_evaluated( + bool default_value = false) noexcept -> bool { +#ifdef __cpp_lib_is_constant_evaluated + ignore_unused(default_value); + return std::is_constant_evaluated(); +#else + return default_value; +#endif +} + +// Suppresses "conditional expression is constant" warnings. +template <typename T> constexpr FMT_INLINE auto const_check(T value) -> T { + return value; +} + +FMT_NORETURN FMT_API void assert_fail(const char* file, int line, + const char* message); + +#ifndef FMT_ASSERT +# ifdef NDEBUG +// FMT_ASSERT is not empty to avoid -Wempty-body. +# define FMT_ASSERT(condition, message) \ + ::fmt::detail::ignore_unused((condition), (message)) +# else +# define FMT_ASSERT(condition, message) \ + ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ + ? (void)0 \ + : ::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) +# endif +#endif + +#if defined(FMT_USE_STRING_VIEW) +template <typename Char> using std_string_view = std::basic_string_view<Char>; +#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) +template <typename Char> +using std_string_view = std::experimental::basic_string_view<Char>; +#else +template <typename T> struct std_string_view {}; +#endif + +#ifdef FMT_USE_INT128 +// Do nothing. +#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && \ + !(FMT_CLANG_VERSION && FMT_MSC_VERSION) +# define FMT_USE_INT128 1 +using int128_opt = __int128_t; // An optional native 128-bit integer. +using uint128_opt = __uint128_t; +template <typename T> inline auto convert_for_visit(T value) -> T { + return value; +} +#else +# define FMT_USE_INT128 0 +#endif +#if !FMT_USE_INT128 +enum class int128_opt {}; +enum class uint128_opt {}; +// Reduce template instantiations. +template <typename T> auto convert_for_visit(T) -> monostate { return {}; } +#endif + +// Casts a nonnegative integer to unsigned. +template <typename Int> +FMT_CONSTEXPR auto to_unsigned(Int value) -> + typename std::make_unsigned<Int>::type { + FMT_ASSERT(std::is_unsigned<Int>::value || value >= 0, "negative value"); + return static_cast<typename std::make_unsigned<Int>::type>(value); +} + +FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char micro[] = "\u00B5"; + +constexpr auto is_utf8() -> bool { + // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). + using uchar = unsigned char; + return FMT_UNICODE || (sizeof(micro) == 3 && uchar(micro[0]) == 0xC2 && + uchar(micro[1]) == 0xB5); +} +FMT_END_DETAIL_NAMESPACE + +/** + An implementation of ``std::basic_string_view`` for pre-C++17. It provides a + subset of the API. ``fmt::basic_string_view`` is used for format strings even + if ``std::string_view`` is available to prevent issues when a library is + compiled with a different ``-std`` option than the client code (which is not + recommended). + */ +template <typename Char> class basic_string_view { + private: + const Char* data_; + size_t size_; + + public: + using value_type = Char; + using iterator = const Char*; + + constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} + + /** Constructs a string reference object from a C string and a size. */ + constexpr basic_string_view(const Char* s, size_t count) noexcept + : data_(s), size_(count) {} + + /** + \rst + Constructs a string reference object from a C string computing + the size with ``std::char_traits<Char>::length``. + \endrst + */ + FMT_CONSTEXPR_CHAR_TRAITS + FMT_INLINE + basic_string_view(const Char* s) + : data_(s), + size_(detail::const_check(std::is_same<Char, char>::value && + !detail::is_constant_evaluated(true)) + ? std::strlen(reinterpret_cast<const char*>(s)) + : std::char_traits<Char>::length(s)) {} + + /** Constructs a string reference from a ``std::basic_string`` object. */ + template <typename Traits, typename Alloc> + FMT_CONSTEXPR basic_string_view( + const std::basic_string<Char, Traits, Alloc>& s) noexcept + : data_(s.data()), size_(s.size()) {} + + template <typename S, FMT_ENABLE_IF(std::is_same< + S, detail::std_string_view<Char>>::value)> + FMT_CONSTEXPR basic_string_view(S s) noexcept + : data_(s.data()), size_(s.size()) {} + + /** Returns a pointer to the string data. */ + constexpr auto data() const noexcept -> const Char* { return data_; } + + /** Returns the string size. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + constexpr auto begin() const noexcept -> iterator { return data_; } + constexpr auto end() const noexcept -> iterator { return data_ + size_; } + + constexpr auto operator[](size_t pos) const noexcept -> const Char& { + return data_[pos]; + } + + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept { + data_ += n; + size_ -= n; + } + + // Lexicographically compare this string reference to other. + FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int { + size_t str_size = size_ < other.size_ ? size_ : other.size_; + int result = std::char_traits<Char>::compare(data_, other.data_, str_size); + if (result == 0) + result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } + + FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, + basic_string_view rhs) + -> bool { + return lhs.compare(rhs) == 0; + } + friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) != 0; + } + friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) < 0; + } + friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) <= 0; + } + friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) > 0; + } + friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { + return lhs.compare(rhs) >= 0; + } +}; + +using string_view = basic_string_view<char>; + +/** Specifies if ``T`` is a character type. Can be specialized by users. */ +template <typename T> struct is_char : std::false_type {}; +template <> struct is_char<char> : std::true_type {}; + +FMT_BEGIN_DETAIL_NAMESPACE + +// A base class for compile-time strings. +struct compile_string {}; + +template <typename S> +struct is_compile_string : std::is_base_of<compile_string, S> {}; + +// Returns a string view of `s`. +template <typename Char, FMT_ENABLE_IF(is_char<Char>::value)> +FMT_INLINE auto to_string_view(const Char* s) -> basic_string_view<Char> { + return s; +} +template <typename Char, typename Traits, typename Alloc> +inline auto to_string_view(const std::basic_string<Char, Traits, Alloc>& s) + -> basic_string_view<Char> { + return s; +} +template <typename Char> +constexpr auto to_string_view(basic_string_view<Char> s) + -> basic_string_view<Char> { + return s; +} +template <typename Char, + FMT_ENABLE_IF(!std::is_empty<std_string_view<Char>>::value)> +inline auto to_string_view(std_string_view<Char> s) -> basic_string_view<Char> { + return s; +} +template <typename S, FMT_ENABLE_IF(is_compile_string<S>::value)> +constexpr auto to_string_view(const S& s) + -> basic_string_view<typename S::char_type> { + return basic_string_view<typename S::char_type>(s); +} +void to_string_view(...); + +// Specifies whether S is a string type convertible to fmt::basic_string_view. +// It should be a constexpr function but MSVC 2017 fails to compile it in +// enable_if and MSVC 2015 fails to compile it as an alias template. +// ADL invocation of to_string_view is DEPRECATED! +template <typename S> +struct is_string : std::is_class<decltype(to_string_view(std::declval<S>()))> { +}; + +template <typename S, typename = void> struct char_t_impl {}; +template <typename S> struct char_t_impl<S, enable_if_t<is_string<S>::value>> { + using result = decltype(to_string_view(std::declval<S>())); + using type = typename result::value_type; +}; + +enum class type { + none_type, + // Integer types should go first, + int_type, + uint_type, + long_long_type, + ulong_long_type, + int128_type, + uint128_type, + bool_type, + char_type, + last_integer_type = char_type, + // followed by floating-point types. + float_type, + double_type, + long_double_type, + last_numeric_type = long_double_type, + cstring_type, + string_type, + pointer_type, + custom_type +}; + +// Maps core type T to the corresponding type enum constant. +template <typename T, typename Char> +struct type_constant : std::integral_constant<type, type::custom_type> {}; + +#define FMT_TYPE_CONSTANT(Type, constant) \ + template <typename Char> \ + struct type_constant<Type, Char> \ + : std::integral_constant<type, type::constant> {} + +FMT_TYPE_CONSTANT(int, int_type); +FMT_TYPE_CONSTANT(unsigned, uint_type); +FMT_TYPE_CONSTANT(long long, long_long_type); +FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); +FMT_TYPE_CONSTANT(int128_opt, int128_type); +FMT_TYPE_CONSTANT(uint128_opt, uint128_type); +FMT_TYPE_CONSTANT(bool, bool_type); +FMT_TYPE_CONSTANT(Char, char_type); +FMT_TYPE_CONSTANT(float, float_type); +FMT_TYPE_CONSTANT(double, double_type); +FMT_TYPE_CONSTANT(long double, long_double_type); +FMT_TYPE_CONSTANT(const Char*, cstring_type); +FMT_TYPE_CONSTANT(basic_string_view<Char>, string_type); +FMT_TYPE_CONSTANT(const void*, pointer_type); + +constexpr bool is_integral_type(type t) { + return t > type::none_type && t <= type::last_integer_type; +} + +constexpr bool is_arithmetic_type(type t) { + return t > type::none_type && t <= type::last_numeric_type; +} + +FMT_NORETURN FMT_API void throw_format_error(const char* message); + +struct error_handler { + constexpr error_handler() = default; + constexpr error_handler(const error_handler&) = default; + + // This function is intentionally not constexpr to give a compile-time error. + FMT_NORETURN void on_error(const char* message) { + throw_format_error(message); + } +}; +FMT_END_DETAIL_NAMESPACE + +/** String's character type. */ +template <typename S> using char_t = typename detail::char_t_impl<S>::type; + +/** + \rst + Parsing context consisting of a format string range being parsed and an + argument counter for automatic indexing. + You can use the ``format_parse_context`` type alias for ``char`` instead. + \endrst + */ +template <typename Char, typename ErrorHandler = detail::error_handler> +class basic_format_parse_context : private ErrorHandler { + private: + basic_string_view<Char> format_str_; + int next_arg_id_; + + FMT_CONSTEXPR void do_check_arg_id(int id); + + public: + using char_type = Char; + using iterator = typename basic_string_view<Char>::iterator; + + explicit constexpr basic_format_parse_context( + basic_string_view<Char> format_str, ErrorHandler eh = {}, + int next_arg_id = 0) + : ErrorHandler(eh), format_str_(format_str), next_arg_id_(next_arg_id) {} + + /** + Returns an iterator to the beginning of the format string range being + parsed. + */ + constexpr auto begin() const noexcept -> iterator { + return format_str_.begin(); + } + + /** + Returns an iterator past the end of the format string range being parsed. + */ + constexpr auto end() const noexcept -> iterator { return format_str_.end(); } + + /** Advances the begin iterator to ``it``. */ + FMT_CONSTEXPR void advance_to(iterator it) { + format_str_.remove_prefix(detail::to_unsigned(it - begin())); + } + + /** + Reports an error if using the manual argument indexing; otherwise returns + the next argument index and switches to the automatic indexing. + */ + FMT_CONSTEXPR auto next_arg_id() -> int { + if (next_arg_id_ < 0) { + on_error("cannot switch from manual to automatic argument indexing"); + return 0; + } + int id = next_arg_id_++; + do_check_arg_id(id); + return id; + } + + /** + Reports an error if using the automatic argument indexing; otherwise + switches to the manual indexing. + */ + FMT_CONSTEXPR void check_arg_id(int id) { + if (next_arg_id_ > 0) { + on_error("cannot switch from automatic to manual argument indexing"); + return; + } + next_arg_id_ = -1; + do_check_arg_id(id); + } + FMT_CONSTEXPR void check_arg_id(basic_string_view<Char>) {} + FMT_CONSTEXPR void check_dynamic_spec(int arg_id); + + FMT_CONSTEXPR void on_error(const char* message) { + ErrorHandler::on_error(message); + } + + constexpr auto error_handler() const -> ErrorHandler { return *this; } +}; + +using format_parse_context = basic_format_parse_context<char>; + +FMT_BEGIN_DETAIL_NAMESPACE +// A parse context with extra data used only in compile-time checks. +template <typename Char, typename ErrorHandler = detail::error_handler> +class compile_parse_context + : public basic_format_parse_context<Char, ErrorHandler> { + private: + int num_args_; + const type* types_; + using base = basic_format_parse_context<Char, ErrorHandler>; + + public: + explicit FMT_CONSTEXPR compile_parse_context( + basic_string_view<Char> format_str, int num_args, const type* types, + ErrorHandler eh = {}, int next_arg_id = 0) + : base(format_str, eh, next_arg_id), num_args_(num_args), types_(types) {} + + constexpr auto num_args() const -> int { return num_args_; } + constexpr auto arg_type(int id) const -> type { return types_[id]; } + + FMT_CONSTEXPR auto next_arg_id() -> int { + int id = base::next_arg_id(); + if (id >= num_args_) this->on_error("argument not found"); + return id; + } + + FMT_CONSTEXPR void check_arg_id(int id) { + base::check_arg_id(id); + if (id >= num_args_) this->on_error("argument not found"); + } + using base::check_arg_id; + + FMT_CONSTEXPR void check_dynamic_spec(int arg_id) { + if (arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) + this->on_error("width/precision is not integer"); + } +}; +FMT_END_DETAIL_NAMESPACE + +template <typename Char, typename ErrorHandler> +FMT_CONSTEXPR void +basic_format_parse_context<Char, ErrorHandler>::do_check_arg_id(int id) { + // Argument id is only checked at compile-time during parsing because + // formatting has its own validation. + if (detail::is_constant_evaluated() && FMT_GCC_VERSION >= 1200) { + using context = detail::compile_parse_context<Char, ErrorHandler>; + if (id >= static_cast<context*>(this)->num_args()) + on_error("argument not found"); + } +} + +template <typename Char, typename ErrorHandler> +FMT_CONSTEXPR void +basic_format_parse_context<Char, ErrorHandler>::check_dynamic_spec(int arg_id) { + if (detail::is_constant_evaluated()) { + using context = detail::compile_parse_context<Char, ErrorHandler>; + static_cast<context*>(this)->check_dynamic_spec(arg_id); + } +} + +template <typename Context> class basic_format_arg; +template <typename Context> class basic_format_args; +template <typename Context> class dynamic_format_arg_store; + +// A formatter for objects of type T. +template <typename T, typename Char = char, typename Enable = void> +struct formatter { + // A deleted default constructor indicates a disabled formatter. + formatter() = delete; +}; + +// Specifies if T has an enabled formatter specialization. A type can be +// formattable even if it doesn't have a formatter e.g. via a conversion. +template <typename T, typename Context> +using has_formatter = + std::is_constructible<typename Context::template formatter_type<T>>; + +// Checks whether T is a container with contiguous storage. +template <typename T> struct is_contiguous : std::false_type {}; +template <typename Char> +struct is_contiguous<std::basic_string<Char>> : std::true_type {}; + +class appender; + +FMT_BEGIN_DETAIL_NAMESPACE + +template <typename Context, typename T> +constexpr auto has_const_formatter_impl(T*) + -> decltype(typename Context::template formatter_type<T>().format( + std::declval<const T&>(), std::declval<Context&>()), + true) { + return true; +} +template <typename Context> +constexpr auto has_const_formatter_impl(...) -> bool { + return false; +} +template <typename T, typename Context> +constexpr auto has_const_formatter() -> bool { + return has_const_formatter_impl<Context>(static_cast<T*>(nullptr)); +} + +// Extracts a reference to the container from back_insert_iterator. +template <typename Container> +inline auto get_container(std::back_insert_iterator<Container> it) + -> Container& { + using base = std::back_insert_iterator<Container>; + struct accessor : base { + accessor(base b) : base(b) {} + using base::container; + }; + return *accessor(it).container; +} + +template <typename Char, typename InputIt, typename OutputIt> +FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) + -> OutputIt { + while (begin != end) *out++ = static_cast<Char>(*begin++); + return out; +} + +template <typename Char, typename T, typename U, + FMT_ENABLE_IF( + std::is_same<remove_const_t<T>, U>::value&& is_char<U>::value)> +FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* { + if (is_constant_evaluated()) return copy_str<Char, T*, U*>(begin, end, out); + auto size = to_unsigned(end - begin); + memcpy(out, begin, size * sizeof(U)); + return out + size; +} + +/** + \rst + A contiguous memory buffer with an optional growing ability. It is an internal + class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. + \endrst + */ +template <typename T> class buffer { + private: + T* ptr_; + size_t size_; + size_t capacity_; + + protected: + // Don't initialize ptr_ since it is not accessed to save a few cycles. + FMT_MSC_WARNING(suppress : 26495) + buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} + + FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) noexcept + : ptr_(p), size_(sz), capacity_(cap) {} + + FMT_CONSTEXPR20 ~buffer() = default; + buffer(buffer&&) = default; + + /** Sets the buffer data and capacity. */ + FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept { + ptr_ = buf_data; + capacity_ = buf_capacity; + } + + /** Increases the buffer capacity to hold at least *capacity* elements. */ + virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; + + public: + using value_type = T; + using const_reference = const T&; + + buffer(const buffer&) = delete; + void operator=(const buffer&) = delete; + + auto begin() noexcept -> T* { return ptr_; } + auto end() noexcept -> T* { return ptr_ + size_; } + + auto begin() const noexcept -> const T* { return ptr_; } + auto end() const noexcept -> const T* { return ptr_ + size_; } + + /** Returns the size of this buffer. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + /** Returns the capacity of this buffer. */ + constexpr auto capacity() const noexcept -> size_t { return capacity_; } + + /** Returns a pointer to the buffer data. */ + FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; } + + /** Returns a pointer to the buffer data. */ + FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; } + + /** Clears this buffer. */ + void clear() { size_ = 0; } + + // Tries resizing the buffer to contain *count* elements. If T is a POD type + // the new elements may not be initialized. + FMT_CONSTEXPR20 void try_resize(size_t count) { + try_reserve(count); + size_ = count <= capacity_ ? count : capacity_; + } + + // Tries increasing the buffer capacity to *new_capacity*. It can increase the + // capacity by a smaller amount than requested but guarantees there is space + // for at least one additional element either by increasing the capacity or by + // flushing the buffer if it is full. + FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) { + if (new_capacity > capacity_) grow(new_capacity); + } + + FMT_CONSTEXPR20 void push_back(const T& value) { + try_reserve(size_ + 1); + ptr_[size_++] = value; + } + + /** Appends data to the end of the buffer. */ + template <typename U> void append(const U* begin, const U* end); + + template <typename Idx> FMT_CONSTEXPR auto operator[](Idx index) -> T& { + return ptr_[index]; + } + template <typename Idx> + FMT_CONSTEXPR auto operator[](Idx index) const -> const T& { + return ptr_[index]; + } +}; + +struct buffer_traits { + explicit buffer_traits(size_t) {} + auto count() const -> size_t { return 0; } + auto limit(size_t size) -> size_t { return size; } +}; + +class fixed_buffer_traits { + private: + size_t count_ = 0; + size_t limit_; + + public: + explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} + auto count() const -> size_t { return count_; } + auto limit(size_t size) -> size_t { + size_t n = limit_ > count_ ? limit_ - count_ : 0; + count_ += size; + return size < n ? size : n; + } +}; + +// A buffer that writes to an output iterator when flushed. +template <typename OutputIt, typename T, typename Traits = buffer_traits> +class iterator_buffer final : public Traits, public buffer<T> { + private: + OutputIt out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() == buffer_size) flush(); + } + + void flush() { + auto size = this->size(); + this->clear(); + out_ = copy_str<T>(data_, data_ + this->limit(size), out_); + } + + public: + explicit iterator_buffer(OutputIt out, size_t n = buffer_size) + : Traits(n), buffer<T>(data_, 0, buffer_size), out_(out) {} + iterator_buffer(iterator_buffer&& other) + : Traits(other), buffer<T>(data_, 0, buffer_size), out_(other.out_) {} + ~iterator_buffer() { flush(); } + + auto out() -> OutputIt { + flush(); + return out_; + } + auto count() const -> size_t { return Traits::count() + this->size(); } +}; + +template <typename T> +class iterator_buffer<T*, T, fixed_buffer_traits> final + : public fixed_buffer_traits, + public buffer<T> { + private: + T* out_; + enum { buffer_size = 256 }; + T data_[buffer_size]; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() == this->capacity()) flush(); + } + + void flush() { + size_t n = this->limit(this->size()); + if (this->data() == out_) { + out_ += n; + this->set(data_, buffer_size); + } + this->clear(); + } + + public: + explicit iterator_buffer(T* out, size_t n = buffer_size) + : fixed_buffer_traits(n), buffer<T>(out, 0, n), out_(out) {} + iterator_buffer(iterator_buffer&& other) + : fixed_buffer_traits(other), + buffer<T>(std::move(other)), + out_(other.out_) { + if (this->data() != out_) { + this->set(data_, buffer_size); + this->clear(); + } + } + ~iterator_buffer() { flush(); } + + auto out() -> T* { + flush(); + return out_; + } + auto count() const -> size_t { + return fixed_buffer_traits::count() + this->size(); + } +}; + +template <typename T> class iterator_buffer<T*, T> final : public buffer<T> { + protected: + FMT_CONSTEXPR20 void grow(size_t) override {} + + public: + explicit iterator_buffer(T* out, size_t = 0) : buffer<T>(out, 0, ~size_t()) {} + + auto out() -> T* { return &*this->end(); } +}; + +// A buffer that writes to a container with the contiguous storage. +template <typename Container> +class iterator_buffer<std::back_insert_iterator<Container>, + enable_if_t<is_contiguous<Container>::value, + typename Container::value_type>> + final : public buffer<typename Container::value_type> { + private: + Container& container_; + + protected: + FMT_CONSTEXPR20 void grow(size_t capacity) override { + container_.resize(capacity); + this->set(&container_[0], capacity); + } + + public: + explicit iterator_buffer(Container& c) + : buffer<typename Container::value_type>(c.size()), container_(c) {} + explicit iterator_buffer(std::back_insert_iterator<Container> out, size_t = 0) + : iterator_buffer(get_container(out)) {} + + auto out() -> std::back_insert_iterator<Container> { + return std::back_inserter(container_); + } +}; + +// A buffer that counts the number of code units written discarding the output. +template <typename T = char> class counting_buffer final : public buffer<T> { + private: + enum { buffer_size = 256 }; + T data_[buffer_size]; + size_t count_ = 0; + + protected: + FMT_CONSTEXPR20 void grow(size_t) override { + if (this->size() != buffer_size) return; + count_ += this->size(); + this->clear(); + } + + public: + counting_buffer() : buffer<T>(data_, 0, buffer_size) {} + + auto count() -> size_t { return count_ + this->size(); } +}; + +template <typename T> +using buffer_appender = conditional_t<std::is_same<T, char>::value, appender, + std::back_insert_iterator<buffer<T>>>; + +// Maps an output iterator to a buffer. +template <typename T, typename OutputIt> +auto get_buffer(OutputIt out) -> iterator_buffer<OutputIt, T> { + return iterator_buffer<OutputIt, T>(out); +} + +template <typename Buffer> +auto get_iterator(Buffer& buf) -> decltype(buf.out()) { + return buf.out(); +} +template <typename T> auto get_iterator(buffer<T>& buf) -> buffer_appender<T> { + return buffer_appender<T>(buf); +} + +template <typename T, typename Char = char, typename Enable = void> +struct fallback_formatter { + fallback_formatter() = delete; +}; + +// Specifies if T has an enabled fallback_formatter specialization. +template <typename T, typename Char> +using has_fallback_formatter = +#ifdef FMT_DEPRECATED_OSTREAM + std::is_constructible<fallback_formatter<T, Char>>; +#else + std::false_type; +#endif + +struct view {}; + +template <typename Char, typename T> struct named_arg : view { + const Char* name; + const T& value; + named_arg(const Char* n, const T& v) : name(n), value(v) {} +}; + +template <typename Char> struct named_arg_info { + const Char* name; + int id; +}; + +template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> +struct arg_data { + // args_[0].named_args points to named_args_ to avoid bloating format_args. + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; + named_arg_info<Char> named_args_[NUM_NAMED_ARGS]; + + template <typename... U> + arg_data(const U&... init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} {} + arg_data(const arg_data& other) = delete; + auto args() const -> const T* { return args_ + 1; } + auto named_args() -> named_arg_info<Char>* { return named_args_; } +}; + +template <typename T, typename Char, size_t NUM_ARGS> +struct arg_data<T, Char, NUM_ARGS, 0> { + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; + + template <typename... U> + FMT_CONSTEXPR FMT_INLINE arg_data(const U&... init) : args_{init...} {} + FMT_CONSTEXPR FMT_INLINE auto args() const -> const T* { return args_; } + FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { + return nullptr; + } +}; + +template <typename Char> +inline void init_named_args(named_arg_info<Char>*, int, int) {} + +template <typename T> struct is_named_arg : std::false_type {}; +template <typename T> struct is_statically_named_arg : std::false_type {}; + +template <typename T, typename Char> +struct is_named_arg<named_arg<Char, T>> : std::true_type {}; + +template <typename Char, typename T, typename... Tail, + FMT_ENABLE_IF(!is_named_arg<T>::value)> +void init_named_args(named_arg_info<Char>* named_args, int arg_count, + int named_arg_count, const T&, const Tail&... args) { + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template <typename Char, typename T, typename... Tail, + FMT_ENABLE_IF(is_named_arg<T>::value)> +void init_named_args(named_arg_info<Char>* named_args, int arg_count, + int named_arg_count, const T& arg, const Tail&... args) { + named_args[named_arg_count++] = {arg.name, arg_count}; + init_named_args(named_args, arg_count + 1, named_arg_count, args...); +} + +template <typename... Args> +FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, + const Args&...) {} + +template <bool B = false> constexpr auto count() -> size_t { return B ? 1 : 0; } +template <bool B1, bool B2, bool... Tail> constexpr auto count() -> size_t { + return (B1 ? 1 : 0) + count<B2, Tail...>(); +} + +template <typename... Args> constexpr auto count_named_args() -> size_t { + return count<is_named_arg<Args>::value...>(); +} + +template <typename... Args> +constexpr auto count_statically_named_args() -> size_t { + return count<is_statically_named_arg<Args>::value...>(); +} + +struct unformattable {}; +struct unformattable_char : unformattable {}; +struct unformattable_const : unformattable {}; +struct unformattable_pointer : unformattable {}; + +template <typename Char> struct string_value { + const Char* data; + size_t size; +}; + +template <typename Char> struct named_arg_value { + const named_arg_info<Char>* data; + size_t size; +}; + +template <typename Context> struct custom_value { + using parse_context = typename Context::parse_context_type; + void* value; + void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); +}; + +// A formatting argument value. +template <typename Context> class value { + public: + using char_type = typename Context::char_type; + + union { + monostate no_value; + int int_value; + unsigned uint_value; + long long long_long_value; + unsigned long long ulong_long_value; + int128_opt int128_value; + uint128_opt uint128_value; + bool bool_value; + char_type char_value; + float float_value; + double double_value; + long double long_double_value; + const void* pointer; + string_value<char_type> string; + custom_value<Context> custom; + named_arg_value<char_type> named_args; + }; + + constexpr FMT_INLINE value() : no_value() {} + constexpr FMT_INLINE value(int val) : int_value(val) {} + constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} + constexpr FMT_INLINE value(long long val) : long_long_value(val) {} + constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} + FMT_INLINE value(int128_opt val) : int128_value(val) {} + FMT_INLINE value(uint128_opt val) : uint128_value(val) {} + constexpr FMT_INLINE value(float val) : float_value(val) {} + constexpr FMT_INLINE value(double val) : double_value(val) {} + FMT_INLINE value(long double val) : long_double_value(val) {} + constexpr FMT_INLINE value(bool val) : bool_value(val) {} + constexpr FMT_INLINE value(char_type val) : char_value(val) {} + FMT_CONSTEXPR FMT_INLINE value(const char_type* val) { + string.data = val; + if (is_constant_evaluated()) string.size = {}; + } + FMT_CONSTEXPR FMT_INLINE value(basic_string_view<char_type> val) { + string.data = val.data(); + string.size = val.size(); + } + FMT_INLINE value(const void* val) : pointer(val) {} + FMT_INLINE value(const named_arg_info<char_type>* args, size_t size) + : named_args{args, size} {} + + template <typename T> FMT_CONSTEXPR FMT_INLINE value(T& val) { + using value_type = remove_cvref_t<T>; + custom.value = const_cast<value_type*>(&val); + // Get the formatter type through the context to allow different contexts + // have different extension points, e.g. `formatter<T>` for `format` and + // `printf_formatter<T>` for `printf`. + custom.format = format_custom_arg< + value_type, + conditional_t<has_formatter<value_type, Context>::value, + typename Context::template formatter_type<value_type>, + fallback_formatter<value_type, char_type>>>; + } + value(unformattable); + value(unformattable_char); + value(unformattable_const); + value(unformattable_pointer); + + private: + // Formats an argument of a custom type, such as a user-defined class. + template <typename T, typename Formatter> + static void format_custom_arg(void* arg, + typename Context::parse_context_type& parse_ctx, + Context& ctx) { + auto f = Formatter(); + parse_ctx.advance_to(f.parse(parse_ctx)); + using qualified_type = + conditional_t<has_const_formatter<T, Context>(), const T, T>; + ctx.advance_to(f.format(*static_cast<qualified_type*>(arg), ctx)); + } +}; + +template <typename Context, typename T> +FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg<Context>; + +// To minimize the number of types we need to deal with, long is translated +// either to int or to long long depending on its size. +enum { long_short = sizeof(long) == sizeof(int) }; +using long_type = conditional_t<long_short, int, long long>; +using ulong_type = conditional_t<long_short, unsigned, unsigned long long>; + +#ifdef __cpp_lib_byte +inline auto format_as(std::byte b) -> unsigned char { + return static_cast<unsigned char>(b); +} +#endif + +template <typename T> struct has_format_as { + template <typename U, typename V = decltype(format_as(U())), + FMT_ENABLE_IF(std::is_enum<U>::value&& std::is_integral<V>::value)> + static auto check(U*) -> std::true_type; + static auto check(...) -> std::false_type; + + enum { value = decltype(check(static_cast<T*>(nullptr)))::value }; +}; + +// Maps formatting arguments to core types. +// arg_mapper reports errors by returning unformattable instead of using +// static_assert because it's used in the is_formattable trait. +template <typename Context> struct arg_mapper { + using char_type = typename Context::char_type; + + FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) + -> unsigned long long { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } + + template <typename T, FMT_ENABLE_IF(std::is_same<T, char>::value || + std::is_same<T, char_type>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type { + return val; + } + template <typename T, enable_if_t<(std::is_same<T, wchar_t>::value || +#ifdef __cpp_char8_t + std::is_same<T, char8_t>::value || +#endif + std::is_same<T, char16_t>::value || + std::is_same<T, char32_t>::value) && + !std::is_same<T, char_type>::value, + int> = 0> + FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double { + return val; + } + + FMT_CONSTEXPR FMT_INLINE auto map(char_type* val) -> const char_type* { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const char_type* val) -> const char_type* { + return val; + } + template <typename T, + FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && + std::is_same<char_type, char_t<T>>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view<char_type> { + return to_string_view(val); + } + template <typename T, + FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && + !std::is_same<char_type, char_t<T>>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T&) -> unformattable_char { + return {}; + } + template <typename T, + FMT_ENABLE_IF( + std::is_convertible<T, basic_string_view<char_type>>::value && + !is_string<T>::value && !has_formatter<T, Context>::value && + !has_fallback_formatter<T, char_type>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view<char_type> { + return basic_string_view<char_type>(val); + } + template <typename T, + FMT_ENABLE_IF( + std::is_convertible<T, std_string_view<char_type>>::value && + !std::is_convertible<T, basic_string_view<char_type>>::value && + !is_string<T>::value && !has_formatter<T, Context>::value && + !has_fallback_formatter<T, char_type>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> basic_string_view<char_type> { + return std_string_view<char_type>(val); + } + + FMT_CONSTEXPR FMT_INLINE auto map(void* val) -> const void* { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(const void* val) -> const void* { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void* { + return val; + } + + // We use SFINAE instead of a const T* parameter to avoid conflicting with + // the C array overload. + template < + typename T, + FMT_ENABLE_IF( + std::is_pointer<T>::value || std::is_member_pointer<T>::value || + std::is_function<typename std::remove_pointer<T>::type>::value || + (std::is_convertible<const T&, const void*>::value && + !std::is_convertible<const T&, const char_type*>::value && + !has_formatter<T, Context>::value))> + FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer { + return {}; + } + + template <typename T, std::size_t N, + FMT_ENABLE_IF(!std::is_same<T, wchar_t>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] { + return values; + } + + template <typename T, + FMT_ENABLE_IF( + std::is_enum<T>::value&& std::is_convertible<T, int>::value && + !has_format_as<T>::value && !has_formatter<T, Context>::value && + !has_fallback_formatter<T, char_type>::value)> + FMT_DEPRECATED FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(std::declval<arg_mapper>().map( + static_cast<underlying_t<T>>(val))) { + return map(static_cast<underlying_t<T>>(val)); + } + + template <typename T, FMT_ENABLE_IF(has_format_as<T>::value && + !has_formatter<T, Context>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(std::declval<arg_mapper>().map(format_as(T()))) { + return map(format_as(val)); + } + + template <typename T, typename U = remove_cvref_t<T>> + struct formattable + : bool_constant<has_const_formatter<U, Context>() || + !std::is_const<remove_reference_t<T>>::value || + has_fallback_formatter<U, char_type>::value> {}; + +#if (FMT_MSC_VERSION != 0 && FMT_MSC_VERSION < 1910) || \ + FMT_ICC_VERSION != 0 || defined(__NVCC__) + // Workaround a bug in MSVC and Intel (Issue 2746). + template <typename T> FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { + return val; + } +#else + template <typename T, FMT_ENABLE_IF(formattable<T>::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { + return val; + } + template <typename T, FMT_ENABLE_IF(!formattable<T>::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T&&) -> unformattable_const { + return {}; + } +#endif + + template <typename T, typename U = remove_cvref_t<T>, + FMT_ENABLE_IF(!is_string<U>::value && !is_char<U>::value && + !std::is_array<U>::value && + !std::is_pointer<U>::value && + !has_format_as<U>::value && + (has_formatter<U, Context>::value || + has_fallback_formatter<U, char_type>::value))> + FMT_CONSTEXPR FMT_INLINE auto map(T&& val) + -> decltype(this->do_map(std::forward<T>(val))) { + return do_map(std::forward<T>(val)); + } + + template <typename T, FMT_ENABLE_IF(is_named_arg<T>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& named_arg) + -> decltype(std::declval<arg_mapper>().map(named_arg.value)) { + return map(named_arg.value); + } + + auto map(...) -> unformattable { return {}; } +}; + +// A type constant after applying arg_mapper<Context>. +template <typename T, typename Context> +using mapped_type_constant = + type_constant<decltype(arg_mapper<Context>().map(std::declval<const T&>())), + typename Context::char_type>; + +enum { packed_arg_bits = 4 }; +// Maximum number of arguments with packed types. +enum { max_packed_args = 62 / packed_arg_bits }; +enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; +enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; + +FMT_END_DETAIL_NAMESPACE + +// An output iterator that appends to a buffer. +// It is used to reduce symbol sizes for the common case. +class appender : public std::back_insert_iterator<detail::buffer<char>> { + using base = std::back_insert_iterator<detail::buffer<char>>; + + template <typename T> + friend auto get_buffer(appender out) -> detail::buffer<char>& { + return detail::get_container(out); + } + + public: + using std::back_insert_iterator<detail::buffer<char>>::back_insert_iterator; + appender(base it) noexcept : base(it) {} + FMT_UNCHECKED_ITERATOR(appender); + + auto operator++() noexcept -> appender& { return *this; } + auto operator++(int) noexcept -> appender { return *this; } +}; + +// A formatting argument. It is a trivially copyable/constructible type to +// allow storage in basic_memory_buffer. +template <typename Context> class basic_format_arg { + private: + detail::value<Context> value_; + detail::type type_; + + template <typename ContextType, typename T> + friend FMT_CONSTEXPR auto detail::make_arg(T&& value) + -> basic_format_arg<ContextType>; + + template <typename Visitor, typename Ctx> + friend FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, + const basic_format_arg<Ctx>& arg) + -> decltype(vis(0)); + + friend class basic_format_args<Context>; + friend class dynamic_format_arg_store<Context>; + + using char_type = typename Context::char_type; + + template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> + friend struct detail::arg_data; + + basic_format_arg(const detail::named_arg_info<char_type>* args, size_t size) + : value_(args, size) {} + + public: + class handle { + public: + explicit handle(detail::custom_value<Context> custom) : custom_(custom) {} + + void format(typename Context::parse_context_type& parse_ctx, + Context& ctx) const { + custom_.format(custom_.value, parse_ctx, ctx); + } + + private: + detail::custom_value<Context> custom_; + }; + + constexpr basic_format_arg() : type_(detail::type::none_type) {} + + constexpr explicit operator bool() const noexcept { + return type_ != detail::type::none_type; + } + + auto type() const -> detail::type { return type_; } + + auto is_integral() const -> bool { return detail::is_integral_type(type_); } + auto is_arithmetic() const -> bool { + return detail::is_arithmetic_type(type_); + } +}; + +/** + \rst + Visits an argument dispatching to the appropriate visit method based on + the argument type. For example, if the argument type is ``double`` then + ``vis(value)`` will be called with the value of type ``double``. + \endrst + */ +template <typename Visitor, typename Context> +FMT_CONSTEXPR FMT_INLINE auto visit_format_arg( + Visitor&& vis, const basic_format_arg<Context>& arg) -> decltype(vis(0)) { + switch (arg.type_) { + case detail::type::none_type: + break; + case detail::type::int_type: + return vis(arg.value_.int_value); + case detail::type::uint_type: + return vis(arg.value_.uint_value); + case detail::type::long_long_type: + return vis(arg.value_.long_long_value); + case detail::type::ulong_long_type: + return vis(arg.value_.ulong_long_value); + case detail::type::int128_type: + return vis(detail::convert_for_visit(arg.value_.int128_value)); + case detail::type::uint128_type: + return vis(detail::convert_for_visit(arg.value_.uint128_value)); + case detail::type::bool_type: + return vis(arg.value_.bool_value); + case detail::type::char_type: + return vis(arg.value_.char_value); + case detail::type::float_type: + return vis(arg.value_.float_value); + case detail::type::double_type: + return vis(arg.value_.double_value); + case detail::type::long_double_type: + return vis(arg.value_.long_double_value); + case detail::type::cstring_type: + return vis(arg.value_.string.data); + case detail::type::string_type: + using sv = basic_string_view<typename Context::char_type>; + return vis(sv(arg.value_.string.data, arg.value_.string.size)); + case detail::type::pointer_type: + return vis(arg.value_.pointer); + case detail::type::custom_type: + return vis(typename basic_format_arg<Context>::handle(arg.value_.custom)); + } + return vis(monostate()); +} + +FMT_BEGIN_DETAIL_NAMESPACE + +template <typename Char, typename InputIt> +auto copy_str(InputIt begin, InputIt end, appender out) -> appender { + get_container(out).append(begin, end); + return out; +} + +template <typename Char, typename R, typename OutputIt> +FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt { + return detail::copy_str<Char>(rng.begin(), rng.end(), out); +} + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 +// A workaround for gcc 4.8 to make void_t work in a SFINAE context. +template <typename... Ts> struct void_t_impl { using type = void; }; +template <typename... Ts> +using void_t = typename detail::void_t_impl<Ts...>::type; +#else +template <typename...> using void_t = void; +#endif + +template <typename It, typename T, typename Enable = void> +struct is_output_iterator : std::false_type {}; + +template <typename It, typename T> +struct is_output_iterator< + It, T, + void_t<typename std::iterator_traits<It>::iterator_category, + decltype(*std::declval<It>() = std::declval<T>())>> + : std::true_type {}; + +template <typename OutputIt> +struct is_back_insert_iterator : std::false_type {}; +template <typename Container> +struct is_back_insert_iterator<std::back_insert_iterator<Container>> + : std::true_type {}; + +template <typename OutputIt> +struct is_contiguous_back_insert_iterator : std::false_type {}; +template <typename Container> +struct is_contiguous_back_insert_iterator<std::back_insert_iterator<Container>> + : is_contiguous<Container> {}; +template <> +struct is_contiguous_back_insert_iterator<appender> : std::true_type {}; + +// A type-erased reference to an std::locale to avoid a heavy <locale> include. +class locale_ref { + private: + const void* locale_; // A type-erased pointer to std::locale. + + public: + constexpr locale_ref() : locale_(nullptr) {} + template <typename Locale> explicit locale_ref(const Locale& loc); + + explicit operator bool() const noexcept { return locale_ != nullptr; } + + template <typename Locale> auto get() const -> Locale; +}; + +template <typename> constexpr auto encode_types() -> unsigned long long { + return 0; +} + +template <typename Context, typename Arg, typename... Args> +constexpr auto encode_types() -> unsigned long long { + return static_cast<unsigned>(mapped_type_constant<Arg, Context>::value) | + (encode_types<Context, Args...>() << packed_arg_bits); +} + +template <typename Context, typename T> +FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value<Context> { + const auto& arg = arg_mapper<Context>().map(FMT_FORWARD(val)); + + constexpr bool formattable_char = + !std::is_same<decltype(arg), const unformattable_char&>::value; + static_assert(formattable_char, "Mixing character types is disallowed."); + + constexpr bool formattable_const = + !std::is_same<decltype(arg), const unformattable_const&>::value; + static_assert(formattable_const, "Cannot format a const argument."); + + // Formatting of arbitrary pointers is disallowed. If you want to output + // a pointer cast it to "void *" or "const void *". In particular, this + // forbids formatting of "[const] volatile char *" which is printed as bool + // by iostreams. + constexpr bool formattable_pointer = + !std::is_same<decltype(arg), const unformattable_pointer&>::value; + static_assert(formattable_pointer, + "Formatting of non-void pointers is disallowed."); + + constexpr bool formattable = + !std::is_same<decltype(arg), const unformattable&>::value; + static_assert( + formattable, + "Cannot format an argument. To make type T formattable provide a " + "formatter<T> specialization: https://fmt.dev/latest/api.html#udt"); + return {arg}; +} + +template <typename Context, typename T> +FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg<Context> { + basic_format_arg<Context> arg; + arg.type_ = mapped_type_constant<T, Context>::value; + arg.value_ = make_value<Context>(value); + return arg; +} + +// The type template parameter is there to avoid an ODR violation when using +// a fallback formatter in one translation unit and an implicit conversion in +// another (not recommended). +template <bool IS_PACKED, typename Context, type, typename T, + FMT_ENABLE_IF(IS_PACKED)> +FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value<Context> { + return make_value<Context>(val); +} + +template <bool IS_PACKED, typename Context, type, typename T, + FMT_ENABLE_IF(!IS_PACKED)> +FMT_CONSTEXPR inline auto make_arg(T&& value) -> basic_format_arg<Context> { + return make_arg<Context>(value); +} +FMT_END_DETAIL_NAMESPACE + +// Formatting context. +template <typename OutputIt, typename Char> class basic_format_context { + public: + /** The character type for the output. */ + using char_type = Char; + + private: + OutputIt out_; + basic_format_args<basic_format_context> args_; + detail::locale_ref loc_; + + public: + using iterator = OutputIt; + using format_arg = basic_format_arg<basic_format_context>; + using parse_context_type = basic_format_parse_context<Char>; + template <typename T> using formatter_type = formatter<T, char_type>; + + basic_format_context(basic_format_context&&) = default; + basic_format_context(const basic_format_context&) = delete; + void operator=(const basic_format_context&) = delete; + /** + Constructs a ``basic_format_context`` object. References to the arguments are + stored in the object so make sure they have appropriate lifetimes. + */ + constexpr basic_format_context( + OutputIt out, basic_format_args<basic_format_context> ctx_args, + detail::locale_ref loc = detail::locale_ref()) + : out_(out), args_(ctx_args), loc_(loc) {} + + constexpr auto arg(int id) const -> format_arg { return args_.get(id); } + FMT_CONSTEXPR auto arg(basic_string_view<char_type> name) -> format_arg { + return args_.get(name); + } + FMT_CONSTEXPR auto arg_id(basic_string_view<char_type> name) -> int { + return args_.get_id(name); + } + auto args() const -> const basic_format_args<basic_format_context>& { + return args_; + } + + FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } + void on_error(const char* message) { error_handler().on_error(message); } + + // Returns an iterator to the beginning of the output range. + FMT_CONSTEXPR auto out() -> iterator { return out_; } + + // Advances the begin iterator to ``it``. + void advance_to(iterator it) { + if (!detail::is_back_insert_iterator<iterator>()) out_ = it; + } + + FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } +}; + +template <typename Char> +using buffer_context = + basic_format_context<detail::buffer_appender<Char>, Char>; +using format_context = buffer_context<char>; + +// Workaround an alias issue: https://stackoverflow.com/q/62767544/471164. +#define FMT_BUFFER_CONTEXT(Char) \ + basic_format_context<detail::buffer_appender<Char>, Char> + +template <typename T, typename Char = char> +using is_formattable = bool_constant< + !std::is_base_of<detail::unformattable, + decltype(detail::arg_mapper<buffer_context<Char>>().map( + std::declval<T>()))>::value && + !detail::has_fallback_formatter<T, Char>::value>; + +/** + \rst + An array of references to arguments. It can be implicitly converted into + `~fmt::basic_format_args` for passing into type-erased formatting functions + such as `~fmt::vformat`. + \endrst + */ +template <typename Context, typename... Args> +class format_arg_store +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + // Workaround a GCC template argument substitution bug. + : public basic_format_args<Context> +#endif +{ + private: + static const size_t num_args = sizeof...(Args); + static const size_t num_named_args = detail::count_named_args<Args...>(); + static const bool is_packed = num_args <= detail::max_packed_args; + + using value_type = conditional_t<is_packed, detail::value<Context>, + basic_format_arg<Context>>; + + detail::arg_data<value_type, typename Context::char_type, num_args, + num_named_args> + data_; + + friend class basic_format_args<Context>; + + static constexpr unsigned long long desc = + (is_packed ? detail::encode_types<Context, Args...>() + : detail::is_unpacked_bit | num_args) | + (num_named_args != 0 + ? static_cast<unsigned long long>(detail::has_named_args_bit) + : 0); + + public: + template <typename... T> + FMT_CONSTEXPR FMT_INLINE format_arg_store(T&&... args) + : +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 + basic_format_args<Context>(*this), +#endif + data_{detail::make_arg< + is_packed, Context, + detail::mapped_type_constant<remove_cvref_t<T>, Context>::value>( + FMT_FORWARD(args))...} { + detail::init_named_args(data_.named_args(), 0, 0, args...); + } +}; + +/** + \rst + Constructs a `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::format_args`. `Context` + can be omitted in which case it defaults to `~fmt::context`. + See `~fmt::arg` for lifetime considerations. + \endrst + */ +template <typename Context = format_context, typename... Args> +constexpr auto make_format_args(Args&&... args) + -> format_arg_store<Context, remove_cvref_t<Args>...> { + return {FMT_FORWARD(args)...}; +} + +/** + \rst + Returns a named argument to be used in a formatting function. + It should only be used in a call to a formatting function or + `dynamic_format_arg_store::push_back`. + + **Example**:: + + fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); + \endrst + */ +template <typename Char, typename T> +inline auto arg(const Char* name, const T& arg) -> detail::named_arg<Char, T> { + static_assert(!detail::is_named_arg<T>(), "nested named arguments"); + return {name, arg}; +} + +/** + \rst + A view of a collection of formatting arguments. To avoid lifetime issues it + should only be used as a parameter type in type-erased functions such as + ``vformat``:: + + void vlog(string_view format_str, format_args args); // OK + format_args args = make_format_args(42); // Error: dangling reference + \endrst + */ +template <typename Context> class basic_format_args { + public: + using size_type = int; + using format_arg = basic_format_arg<Context>; + + private: + // A descriptor that contains information about formatting arguments. + // If the number of arguments is less or equal to max_packed_args then + // argument types are passed in the descriptor. This reduces binary code size + // per formatting function call. + unsigned long long desc_; + union { + // If is_packed() returns true then argument values are stored in values_; + // otherwise they are stored in args_. This is done to improve cache + // locality and reduce compiled code size since storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const detail::value<Context>* values_; + const format_arg* args_; + }; + + constexpr auto is_packed() const -> bool { + return (desc_ & detail::is_unpacked_bit) == 0; + } + auto has_named_args() const -> bool { + return (desc_ & detail::has_named_args_bit) != 0; + } + + FMT_CONSTEXPR auto type(int index) const -> detail::type { + int shift = index * detail::packed_arg_bits; + unsigned int mask = (1 << detail::packed_arg_bits) - 1; + return static_cast<detail::type>((desc_ >> shift) & mask); + } + + constexpr FMT_INLINE basic_format_args(unsigned long long desc, + const detail::value<Context>* values) + : desc_(desc), values_(values) {} + constexpr basic_format_args(unsigned long long desc, const format_arg* args) + : desc_(desc), args_(args) {} + + public: + constexpr basic_format_args() : desc_(0), args_(nullptr) {} + + /** + \rst + Constructs a `basic_format_args` object from `~fmt::format_arg_store`. + \endrst + */ + template <typename... Args> + constexpr FMT_INLINE basic_format_args( + const format_arg_store<Context, Args...>& store) + : basic_format_args(format_arg_store<Context, Args...>::desc, + store.data_.args()) {} + + /** + \rst + Constructs a `basic_format_args` object from + `~fmt::dynamic_format_arg_store`. + \endrst + */ + constexpr FMT_INLINE basic_format_args( + const dynamic_format_arg_store<Context>& store) + : basic_format_args(store.get_types(), store.data()) {} + + /** + \rst + Constructs a `basic_format_args` object from a dynamic set of arguments. + \endrst + */ + constexpr basic_format_args(const format_arg* args, int count) + : basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), + args) {} + + /** Returns the argument with the specified id. */ + FMT_CONSTEXPR auto get(int id) const -> format_arg { + format_arg arg; + if (!is_packed()) { + if (id < max_size()) arg = args_[id]; + return arg; + } + if (id >= detail::max_packed_args) return arg; + arg.type_ = type(id); + if (arg.type_ == detail::type::none_type) return arg; + arg.value_ = values_[id]; + return arg; + } + + template <typename Char> + auto get(basic_string_view<Char> name) const -> format_arg { + int id = get_id(name); + return id >= 0 ? get(id) : format_arg(); + } + + template <typename Char> + auto get_id(basic_string_view<Char> name) const -> int { + if (!has_named_args()) return -1; + const auto& named_args = + (is_packed() ? values_[-1] : args_[-1].value_).named_args; + for (size_t i = 0; i < named_args.size; ++i) { + if (named_args.data[i].name == name) return named_args.data[i].id; + } + return -1; + } + + auto max_size() const -> int { + unsigned long long max_packed = detail::max_packed_args; + return static_cast<int>(is_packed() ? max_packed + : desc_ & ~detail::is_unpacked_bit); + } +}; + +/** An alias to ``basic_format_args<format_context>``. */ +// A separate type would result in shorter symbols but break ABI compatibility +// between clang and gcc on ARM (#1919). +using format_args = basic_format_args<format_context>; + +// We cannot use enum classes as bit fields because of a gcc bug, so we put them +// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414). +// Additionally, if an underlying type is specified, older gcc incorrectly warns +// that the type is too small. Both bugs are fixed in gcc 9.3. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 +# define FMT_ENUM_UNDERLYING_TYPE(type) +#else +# define FMT_ENUM_UNDERLYING_TYPE(type) : type +#endif +namespace align { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, + numeric}; +} +using align_t = align::type; +namespace sign { +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; +} +using sign_t = sign::type; + +FMT_BEGIN_DETAIL_NAMESPACE + +// Workaround an array initialization issue in gcc 4.8. +template <typename Char> struct fill_t { + private: + enum { max_size = 4 }; + Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; + unsigned char size_ = 1; + + public: + FMT_CONSTEXPR void operator=(basic_string_view<Char> s) { + auto size = s.size(); + if (size > max_size) return throw_format_error("invalid fill"); + for (size_t i = 0; i < size; ++i) data_[i] = s[i]; + size_ = static_cast<unsigned char>(size); + } + + constexpr auto size() const -> size_t { return size_; } + constexpr auto data() const -> const Char* { return data_; } + + FMT_CONSTEXPR auto operator[](size_t index) -> Char& { return data_[index]; } + FMT_CONSTEXPR auto operator[](size_t index) const -> const Char& { + return data_[index]; + } +}; +FMT_END_DETAIL_NAMESPACE + +enum class presentation_type : unsigned char { + none, + // Integer types should go first, + dec, // 'd' + oct, // 'o' + hex_lower, // 'x' + hex_upper, // 'X' + bin_lower, // 'b' + bin_upper, // 'B' + hexfloat_lower, // 'a' + hexfloat_upper, // 'A' + exp_lower, // 'e' + exp_upper, // 'E' + fixed_lower, // 'f' + fixed_upper, // 'F' + general_lower, // 'g' + general_upper, // 'G' + chr, // 'c' + string, // 's' + pointer, // 'p' + debug // '?' +}; + +// Format specifiers for built-in and string types. +template <typename Char> struct basic_format_specs { + int width; + int precision; + presentation_type type; + align_t align : 4; + sign_t sign : 3; + bool alt : 1; // Alternate form ('#'). + bool localized : 1; + detail::fill_t<Char> fill; + + constexpr basic_format_specs() + : width(0), + precision(-1), + type(presentation_type::none), + align(align::none), + sign(sign::none), + alt(false), + localized(false) {} +}; + +using format_specs = basic_format_specs<char>; + +FMT_BEGIN_DETAIL_NAMESPACE + +enum class arg_id_kind { none, index, name }; + +// An argument reference. +template <typename Char> struct arg_ref { + FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} + + FMT_CONSTEXPR explicit arg_ref(int index) + : kind(arg_id_kind::index), val(index) {} + FMT_CONSTEXPR explicit arg_ref(basic_string_view<Char> name) + : kind(arg_id_kind::name), val(name) {} + + FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& { + kind = arg_id_kind::index; + val.index = idx; + return *this; + } + + arg_id_kind kind; + union value { + FMT_CONSTEXPR value(int id = 0) : index{id} {} + FMT_CONSTEXPR value(basic_string_view<Char> n) : name(n) {} + + int index; + basic_string_view<Char> name; + } val; +}; + +// Format specifiers with width and precision resolved at formatting rather +// than parsing time to allow re-using the same parsed specifiers with +// different sets of arguments (precompilation of format strings). +template <typename Char> +struct dynamic_format_specs : basic_format_specs<Char> { + arg_ref<Char> width_ref; + arg_ref<Char> precision_ref; +}; + +struct auto_id {}; + +// A format specifier handler that sets fields in basic_format_specs. +template <typename Char> class specs_setter { + protected: + basic_format_specs<Char>& specs_; + + public: + explicit FMT_CONSTEXPR specs_setter(basic_format_specs<Char>& specs) + : specs_(specs) {} + + FMT_CONSTEXPR specs_setter(const specs_setter& other) + : specs_(other.specs_) {} + + FMT_CONSTEXPR void on_align(align_t align) { specs_.align = align; } + FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { + specs_.fill = fill; + } + FMT_CONSTEXPR void on_sign(sign_t s) { specs_.sign = s; } + FMT_CONSTEXPR void on_hash() { specs_.alt = true; } + FMT_CONSTEXPR void on_localized() { specs_.localized = true; } + + FMT_CONSTEXPR void on_zero() { + if (specs_.align == align::none) specs_.align = align::numeric; + specs_.fill[0] = Char('0'); + } + + FMT_CONSTEXPR void on_width(int width) { specs_.width = width; } + FMT_CONSTEXPR void on_precision(int precision) { + specs_.precision = precision; + } + FMT_CONSTEXPR void end_precision() {} + + FMT_CONSTEXPR void on_type(presentation_type type) { specs_.type = type; } +}; + +// Format spec handler that saves references to arguments representing dynamic +// width and precision to be resolved at formatting time. +template <typename ParseContext> +class dynamic_specs_handler + : public specs_setter<typename ParseContext::char_type> { + public: + using char_type = typename ParseContext::char_type; + + FMT_CONSTEXPR dynamic_specs_handler(dynamic_format_specs<char_type>& specs, + ParseContext& ctx) + : specs_setter<char_type>(specs), specs_(specs), context_(ctx) {} + + FMT_CONSTEXPR dynamic_specs_handler(const dynamic_specs_handler& other) + : specs_setter<char_type>(other), + specs_(other.specs_), + context_(other.context_) {} + + template <typename Id> FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { + specs_.width_ref = make_arg_ref(arg_id); + } + + template <typename Id> FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { + specs_.precision_ref = make_arg_ref(arg_id); + } + + FMT_CONSTEXPR void on_error(const char* message) { + context_.on_error(message); + } + + private: + dynamic_format_specs<char_type>& specs_; + ParseContext& context_; + + using arg_ref_type = arg_ref<char_type>; + + FMT_CONSTEXPR auto make_arg_ref(int arg_id) -> arg_ref_type { + context_.check_arg_id(arg_id); + context_.check_dynamic_spec(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR auto make_arg_ref(auto_id) -> arg_ref_type { + int arg_id = context_.next_arg_id(); + context_.check_dynamic_spec(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR auto make_arg_ref(basic_string_view<char_type> arg_id) + -> arg_ref_type { + context_.check_arg_id(arg_id); + basic_string_view<char_type> format_str( + context_.begin(), to_unsigned(context_.end() - context_.begin())); + return arg_ref_type(arg_id); + } +}; + +template <typename Char> constexpr bool is_ascii_letter(Char c) { + return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); +} + +// Converts a character to ASCII. Returns a number > 127 on conversion failure. +template <typename Char, FMT_ENABLE_IF(std::is_integral<Char>::value)> +constexpr auto to_ascii(Char c) -> Char { + return c; +} +template <typename Char, FMT_ENABLE_IF(std::is_enum<Char>::value)> +constexpr auto to_ascii(Char c) -> underlying_t<Char> { + return c; +} + +FMT_CONSTEXPR inline auto code_point_length_impl(char c) -> int { + return "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4" + [static_cast<unsigned char>(c) >> 3]; +} + +template <typename Char> +FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int { + if (const_check(sizeof(Char) != 1)) return 1; + int len = code_point_length_impl(static_cast<char>(*begin)); + + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + return len + !len; +} + +// Return the result via the out param to workaround gcc bug 77539. +template <bool IS_CONSTEXPR, typename T, typename Ptr = const T*> +FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool { + for (out = first; out != last; ++out) { + if (*out == value) return true; + } + return false; +} + +template <> +inline auto find<false, char>(const char* first, const char* last, char value, + const char*& out) -> bool { + out = static_cast<const char*>( + std::memchr(first, value, to_unsigned(last - first))); + return out != nullptr; +} + +// Parses the range [begin, end) as an unsigned integer. This function assumes +// that the range is non-empty and the first character is a digit. +template <typename Char> +FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, + int error_value) noexcept -> int { + FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); + unsigned value = 0, prev = 0; + auto p = begin; + do { + prev = value; + value = value * 10 + unsigned(*p - '0'); + ++p; + } while (p != end && '0' <= *p && *p <= '9'); + auto num_digits = p - begin; + begin = p; + if (num_digits <= std::numeric_limits<int>::digits10) + return static_cast<int>(value); + // Check for overflow. + const unsigned max = to_unsigned((std::numeric_limits<int>::max)()); + return num_digits == std::numeric_limits<int>::digits10 + 1 && + prev * 10ull + unsigned(p[-1] - '0') <= max + ? static_cast<int>(value) + : error_value; +} + +// Parses fill and alignment. +template <typename Char, typename Handler> +FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + FMT_ASSERT(begin != end, ""); + auto align = align::none; + auto p = begin + code_point_length(begin); + if (end - p <= 0) p = begin; + for (;;) { + switch (to_ascii(*p)) { + case '<': + align = align::left; + break; + case '>': + align = align::right; + break; + case '^': + align = align::center; + break; + default: + break; + } + if (align != align::none) { + if (p != begin) { + auto c = *begin; + if (c == '{') + return handler.on_error("invalid fill character '{'"), begin; + handler.on_fill(basic_string_view<Char>(begin, to_unsigned(p - begin))); + begin = p + 1; + } else + ++begin; + handler.on_align(align); + break; + } else if (p == begin) { + break; + } + p = begin; + } + return begin; +} + +template <typename Char> FMT_CONSTEXPR bool is_name_start(Char c) { + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; +} + +template <typename Char, typename IDHandler> +FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, + IDHandler&& handler) -> const Char* { + FMT_ASSERT(begin != end, ""); + Char c = *begin; + if (c >= '0' && c <= '9') { + int index = 0; + if (c != '0') + index = + parse_nonnegative_int(begin, end, (std::numeric_limits<int>::max)()); + else + ++begin; + if (begin == end || (*begin != '}' && *begin != ':')) + handler.on_error("invalid format string"); + else + handler(index); + return begin; + } + if (!is_name_start(c)) { + handler.on_error("invalid format string"); + return begin; + } + auto it = begin; + do { + ++it; + } while (it != end && (is_name_start(c = *it) || ('0' <= c && c <= '9'))); + handler(basic_string_view<Char>(begin, to_unsigned(it - begin))); + return it; +} + +template <typename Char, typename IDHandler> +FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char* begin, const Char* end, + IDHandler&& handler) -> const Char* { + Char c = *begin; + if (c != '}' && c != ':') return do_parse_arg_id(begin, end, handler); + handler(); + return begin; +} + +template <typename Char, typename Handler> +FMT_CONSTEXPR auto parse_width(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + using detail::auto_id; + struct width_adapter { + Handler& handler; + + FMT_CONSTEXPR void operator()() { handler.on_dynamic_width(auto_id()); } + FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_width(id); } + FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { + handler.on_dynamic_width(id); + } + FMT_CONSTEXPR void on_error(const char* message) { + if (message) handler.on_error(message); + } + }; + + FMT_ASSERT(begin != end, ""); + if ('0' <= *begin && *begin <= '9') { + int width = parse_nonnegative_int(begin, end, -1); + if (width != -1) + handler.on_width(width); + else + handler.on_error("number is too big"); + } else if (*begin == '{') { + ++begin; + if (begin != end) begin = parse_arg_id(begin, end, width_adapter{handler}); + if (begin == end || *begin != '}') + return handler.on_error("invalid format string"), begin; + ++begin; + } + return begin; +} + +template <typename Char, typename Handler> +FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + using detail::auto_id; + struct precision_adapter { + Handler& handler; + + FMT_CONSTEXPR void operator()() { handler.on_dynamic_precision(auto_id()); } + FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_precision(id); } + FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { + handler.on_dynamic_precision(id); + } + FMT_CONSTEXPR void on_error(const char* message) { + if (message) handler.on_error(message); + } + }; + + ++begin; + auto c = begin != end ? *begin : Char(); + if ('0' <= c && c <= '9') { + auto precision = parse_nonnegative_int(begin, end, -1); + if (precision != -1) + handler.on_precision(precision); + else + handler.on_error("number is too big"); + } else if (c == '{') { + ++begin; + if (begin != end) + begin = parse_arg_id(begin, end, precision_adapter{handler}); + if (begin == end || *begin++ != '}') + return handler.on_error("invalid format string"), begin; + } else { + return handler.on_error("missing precision specifier"), begin; + } + handler.end_precision(); + return begin; +} + +template <typename Char> +FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type { + switch (to_ascii(type)) { + case 'd': + return presentation_type::dec; + case 'o': + return presentation_type::oct; + case 'x': + return presentation_type::hex_lower; + case 'X': + return presentation_type::hex_upper; + case 'b': + return presentation_type::bin_lower; + case 'B': + return presentation_type::bin_upper; + case 'a': + return presentation_type::hexfloat_lower; + case 'A': + return presentation_type::hexfloat_upper; + case 'e': + return presentation_type::exp_lower; + case 'E': + return presentation_type::exp_upper; + case 'f': + return presentation_type::fixed_lower; + case 'F': + return presentation_type::fixed_upper; + case 'g': + return presentation_type::general_lower; + case 'G': + return presentation_type::general_upper; + case 'c': + return presentation_type::chr; + case 's': + return presentation_type::string; + case 'p': + return presentation_type::pointer; + case '?': + return presentation_type::debug; + default: + return presentation_type::none; + } +} + +// Parses standard format specifiers and sends notifications about parsed +// components to handler. +template <typename Char, typename SpecHandler> +FMT_CONSTEXPR FMT_INLINE auto parse_format_specs(const Char* begin, + const Char* end, + SpecHandler&& handler) + -> const Char* { + if (1 < end - begin && begin[1] == '}' && is_ascii_letter(*begin) && + *begin != 'L') { + presentation_type type = parse_presentation_type(*begin++); + if (type == presentation_type::none) + handler.on_error("invalid type specifier"); + handler.on_type(type); + return begin; + } + + if (begin == end) return begin; + + begin = parse_align(begin, end, handler); + if (begin == end) return begin; + + // Parse sign. + switch (to_ascii(*begin)) { + case '+': + handler.on_sign(sign::plus); + ++begin; + break; + case '-': + handler.on_sign(sign::minus); + ++begin; + break; + case ' ': + handler.on_sign(sign::space); + ++begin; + break; + default: + break; + } + if (begin == end) return begin; + + if (*begin == '#') { + handler.on_hash(); + if (++begin == end) return begin; + } + + // Parse zero flag. + if (*begin == '0') { + handler.on_zero(); + if (++begin == end) return begin; + } + + begin = parse_width(begin, end, handler); + if (begin == end) return begin; + + // Parse precision. + if (*begin == '.') { + begin = parse_precision(begin, end, handler); + if (begin == end) return begin; + } + + if (*begin == 'L') { + handler.on_localized(); + ++begin; + } + + // Parse type. + if (begin != end && *begin != '}') { + presentation_type type = parse_presentation_type(*begin++); + if (type == presentation_type::none) + handler.on_error("invalid type specifier"); + handler.on_type(type); + } + return begin; +} + +template <typename Char, typename Handler> +FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, + Handler&& handler) -> const Char* { + struct id_adapter { + Handler& handler; + int arg_id; + + FMT_CONSTEXPR void operator()() { arg_id = handler.on_arg_id(); } + FMT_CONSTEXPR void operator()(int id) { arg_id = handler.on_arg_id(id); } + FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { + arg_id = handler.on_arg_id(id); + } + FMT_CONSTEXPR void on_error(const char* message) { + if (message) handler.on_error(message); + } + }; + + ++begin; + if (begin == end) return handler.on_error("invalid format string"), end; + if (*begin == '}') { + handler.on_replacement_field(handler.on_arg_id(), begin); + } else if (*begin == '{') { + handler.on_text(begin, begin + 1); + } else { + auto adapter = id_adapter{handler, 0}; + begin = parse_arg_id(begin, end, adapter); + Char c = begin != end ? *begin : Char(); + if (c == '}') { + handler.on_replacement_field(adapter.arg_id, begin); + } else if (c == ':') { + begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); + if (begin == end || *begin != '}') + return handler.on_error("unknown format specifier"), end; + } else { + return handler.on_error("missing '}' in format string"), end; + } + } + return begin + 1; +} + +template <bool IS_CONSTEXPR, typename Char, typename Handler> +FMT_CONSTEXPR FMT_INLINE void parse_format_string( + basic_string_view<Char> format_str, Handler&& handler) { + // Workaround a name-lookup bug in MSVC's modules implementation. + using detail::find; + + auto begin = format_str.data(); + auto end = begin + format_str.size(); + if (end - begin < 32) { + // Use a simple loop instead of memchr for small strings. + const Char* p = begin; + while (p != end) { + auto c = *p++; + if (c == '{') { + handler.on_text(begin, p - 1); + begin = p = parse_replacement_field(p - 1, end, handler); + } else if (c == '}') { + if (p == end || *p != '}') + return handler.on_error("unmatched '}' in format string"); + handler.on_text(begin, p); + begin = ++p; + } + } + handler.on_text(begin, end); + return; + } + struct writer { + FMT_CONSTEXPR void operator()(const Char* from, const Char* to) { + if (from == to) return; + for (;;) { + const Char* p = nullptr; + if (!find<IS_CONSTEXPR>(from, to, Char('}'), p)) + return handler_.on_text(from, to); + ++p; + if (p == to || *p != '}') + return handler_.on_error("unmatched '}' in format string"); + handler_.on_text(from, p); + from = p + 1; + } + } + Handler& handler_; + } write = {handler}; + while (begin != end) { + // Doing two passes with memchr (one for '{' and another for '}') is up to + // 2.5x faster than the naive one-pass implementation on big format strings. + const Char* p = begin; + if (*begin != '{' && !find<IS_CONSTEXPR>(begin + 1, end, Char('{'), p)) + return write(begin, end); + write(begin, p); + begin = parse_replacement_field(p, end, handler); + } +} + +template <typename T, bool = is_named_arg<T>::value> struct strip_named_arg { + using type = T; +}; +template <typename T> struct strip_named_arg<T, true> { + using type = remove_cvref_t<decltype(T::value)>; +}; + +template <typename T, typename ParseContext> +FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) + -> decltype(ctx.begin()) { + using char_type = typename ParseContext::char_type; + using context = buffer_context<char_type>; + using stripped_type = typename strip_named_arg<T>::type; + using mapped_type = conditional_t< + mapped_type_constant<T, context>::value != type::custom_type, + decltype(arg_mapper<context>().map(std::declval<const T&>())), + stripped_type>; + auto f = conditional_t<has_formatter<mapped_type, context>::value, + formatter<mapped_type, char_type>, + fallback_formatter<stripped_type, char_type>>(); + return f.parse(ctx); +} + +template <typename ErrorHandler> +FMT_CONSTEXPR void check_int_type_spec(presentation_type type, + ErrorHandler&& eh) { + if (type > presentation_type::bin_upper && type != presentation_type::chr) + eh.on_error("invalid type specifier"); +} + +// Checks char specs and returns true if the type spec is char (and not int). +template <typename Char, typename ErrorHandler = error_handler> +FMT_CONSTEXPR auto check_char_specs(const basic_format_specs<Char>& specs, + ErrorHandler&& eh = {}) -> bool { + if (specs.type != presentation_type::none && + specs.type != presentation_type::chr && + specs.type != presentation_type::debug) { + check_int_type_spec(specs.type, eh); + return false; + } + if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) + eh.on_error("invalid format specifier for char"); + return true; +} + +// A floating-point presentation format. +enum class float_format : unsigned char { + general, // General: exponent notation or fixed point based on magnitude. + exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. + fixed, // Fixed point with the default precision of 6, e.g. 0.0012. + hex +}; + +struct float_specs { + int precision; + float_format format : 8; + sign_t sign : 8; + bool upper : 1; + bool locale : 1; + bool binary32 : 1; + bool showpoint : 1; +}; + +template <typename ErrorHandler = error_handler, typename Char> +FMT_CONSTEXPR auto parse_float_type_spec(const basic_format_specs<Char>& specs, + ErrorHandler&& eh = {}) + -> float_specs { + auto result = float_specs(); + result.showpoint = specs.alt; + result.locale = specs.localized; + switch (specs.type) { + case presentation_type::none: + result.format = float_format::general; + break; + case presentation_type::general_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::general_lower: + result.format = float_format::general; + break; + case presentation_type::exp_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::exp_lower: + result.format = float_format::exp; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::fixed_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::fixed_lower: + result.format = float_format::fixed; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::hexfloat_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::hexfloat_lower: + result.format = float_format::hex; + break; + default: + eh.on_error("invalid type specifier"); + break; + } + return result; +} + +template <typename ErrorHandler = error_handler> +FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, + ErrorHandler&& eh = {}) -> bool { + if (type == presentation_type::none || type == presentation_type::string || + type == presentation_type::debug) + return true; + if (type != presentation_type::pointer) eh.on_error("invalid type specifier"); + return false; +} + +template <typename ErrorHandler = error_handler> +FMT_CONSTEXPR void check_string_type_spec(presentation_type type, + ErrorHandler&& eh = {}) { + if (type != presentation_type::none && type != presentation_type::string && + type != presentation_type::debug) + eh.on_error("invalid type specifier"); +} + +template <typename ErrorHandler> +FMT_CONSTEXPR void check_pointer_type_spec(presentation_type type, + ErrorHandler&& eh) { + if (type != presentation_type::none && type != presentation_type::pointer) + eh.on_error("invalid type specifier"); +} + +// A parse_format_specs handler that checks if specifiers are consistent with +// the argument type. +template <typename Handler> class specs_checker : public Handler { + private: + detail::type arg_type_; + + FMT_CONSTEXPR void require_numeric_argument() { + if (!is_arithmetic_type(arg_type_)) + this->on_error("format specifier requires numeric argument"); + } + + public: + FMT_CONSTEXPR specs_checker(const Handler& handler, detail::type arg_type) + : Handler(handler), arg_type_(arg_type) {} + + FMT_CONSTEXPR void on_align(align_t align) { + if (align == align::numeric) require_numeric_argument(); + Handler::on_align(align); + } + + FMT_CONSTEXPR void on_sign(sign_t s) { + require_numeric_argument(); + if (is_integral_type(arg_type_) && arg_type_ != type::int_type && + arg_type_ != type::long_long_type && arg_type_ != type::int128_type && + arg_type_ != type::char_type) { + this->on_error("format specifier requires signed argument"); + } + Handler::on_sign(s); + } + + FMT_CONSTEXPR void on_hash() { + require_numeric_argument(); + Handler::on_hash(); + } + + FMT_CONSTEXPR void on_localized() { + require_numeric_argument(); + Handler::on_localized(); + } + + FMT_CONSTEXPR void on_zero() { + require_numeric_argument(); + Handler::on_zero(); + } + + FMT_CONSTEXPR void end_precision() { + if (is_integral_type(arg_type_) || arg_type_ == type::pointer_type) + this->on_error("precision not allowed for this argument type"); + } +}; + +constexpr int invalid_arg_index = -1; + +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <int N, typename T, typename... Args, typename Char> +constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int { + if constexpr (detail::is_statically_named_arg<T>()) { + if (name == T::name) return N; + } + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name<N + 1, Args...>(name); + (void)name; // Workaround an MSVC bug about "unused" parameter. + return invalid_arg_index; +} +#endif + +template <typename... Args, typename Char> +FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view<Char> name) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + if constexpr (sizeof...(Args) > 0) + return get_arg_index_by_name<0, Args...>(name); +#endif + (void)name; + return invalid_arg_index; +} + +template <typename Char, typename ErrorHandler, typename... Args> +class format_string_checker { + private: + // In the future basic_format_parse_context will replace compile_parse_context + // here and will use is_constant_evaluated and downcasting to access the data + // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. + using parse_context_type = compile_parse_context<Char, ErrorHandler>; + static constexpr int num_args = sizeof...(Args); + + // Format specifier parsing function. + using parse_func = const Char* (*)(parse_context_type&); + + parse_context_type context_; + parse_func parse_funcs_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; + type types_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; + + public: + explicit FMT_CONSTEXPR format_string_checker( + basic_string_view<Char> format_str, ErrorHandler eh) + : context_(format_str, num_args, types_, eh), + parse_funcs_{&parse_format_specs<Args, parse_context_type>...}, + types_{ + mapped_type_constant<Args, + basic_format_context<Char*, Char>>::value...} { + } + + FMT_CONSTEXPR void on_text(const Char*, const Char*) {} + + FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return context_.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS + auto index = get_arg_index_by_name<Args...>(id); + if (index == invalid_arg_index) on_error("named argument is not found"); + return context_.check_arg_id(index), index; +#else + (void)id; + on_error("compile-time checks for named arguments require C++20 support"); + return 0; +#endif + } + + FMT_CONSTEXPR void on_replacement_field(int, const Char*) {} + + FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) + -> const Char* { + context_.advance_to(context_.begin() + (begin - &*context_.begin())); + // id >= 0 check is a workaround for gcc 10 bug (#2065). + return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; + } + + FMT_CONSTEXPR void on_error(const char* message) { + context_.on_error(message); + } +}; + +// Reports a compile-time error if S is not a valid format string. +template <typename..., typename S, FMT_ENABLE_IF(!is_compile_string<S>::value)> +FMT_INLINE void check_format_string(const S&) { +#ifdef FMT_ENFORCE_COMPILE_STRING + static_assert(is_compile_string<S>::value, + "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " + "FMT_STRING."); +#endif +} +template <typename... Args, typename S, + FMT_ENABLE_IF(is_compile_string<S>::value)> +void check_format_string(S format_str) { + FMT_CONSTEXPR auto s = basic_string_view<typename S::char_type>(format_str); + using checker = format_string_checker<typename S::char_type, error_handler, + remove_cvref_t<Args>...>; + FMT_CONSTEXPR bool invalid_format = + (parse_format_string<true>(s, checker(s, {})), true); + ignore_unused(invalid_format); +} + +template <typename Char> +void vformat_to( + buffer<Char>& buf, basic_string_view<Char> fmt, + basic_format_args<FMT_BUFFER_CONTEXT(type_identity_t<Char>)> args, + locale_ref loc = {}); + +FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); +#ifndef _WIN32 +inline void vprint_mojibake(std::FILE*, string_view, format_args) {} +#endif +FMT_END_DETAIL_NAMESPACE + +// A formatter specialization for the core types corresponding to detail::type +// constants. +template <typename T, typename Char> +struct formatter<T, Char, + enable_if_t<detail::type_constant<T, Char>::value != + detail::type::custom_type>> { + private: + detail::dynamic_format_specs<Char> specs_; + + public: + // Parses format specifiers stopping either at the end of the range or at the + // terminating '}'. + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + auto begin = ctx.begin(), end = ctx.end(); + if (begin == end) return begin; + using handler_type = detail::dynamic_specs_handler<ParseContext>; + auto type = detail::type_constant<T, Char>::value; + auto checker = + detail::specs_checker<handler_type>(handler_type(specs_, ctx), type); + auto it = detail::parse_format_specs(begin, end, checker); + auto eh = ctx.error_handler(); + switch (type) { + case detail::type::none_type: + FMT_ASSERT(false, "invalid argument type"); + break; + case detail::type::bool_type: + if (specs_.type == presentation_type::none || + specs_.type == presentation_type::string) { + break; + } + FMT_FALLTHROUGH; + case detail::type::int_type: + case detail::type::uint_type: + case detail::type::long_long_type: + case detail::type::ulong_long_type: + case detail::type::int128_type: + case detail::type::uint128_type: + detail::check_int_type_spec(specs_.type, eh); + break; + case detail::type::char_type: + detail::check_char_specs(specs_, eh); + break; + case detail::type::float_type: + if (detail::const_check(FMT_USE_FLOAT)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "float support disabled"); + break; + case detail::type::double_type: + if (detail::const_check(FMT_USE_DOUBLE)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "double support disabled"); + break; + case detail::type::long_double_type: + if (detail::const_check(FMT_USE_LONG_DOUBLE)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "long double support disabled"); + break; + case detail::type::cstring_type: + detail::check_cstring_type_spec(specs_.type, eh); + break; + case detail::type::string_type: + detail::check_string_type_spec(specs_.type, eh); + break; + case detail::type::pointer_type: + detail::check_pointer_type_spec(specs_.type, eh); + break; + case detail::type::custom_type: + // Custom format specifiers are checked in parse functions of + // formatter specializations. + break; + } + return it; + } + + template <detail::type U = detail::type_constant<T, Char>::value, + enable_if_t<(U == detail::type::string_type || + U == detail::type::cstring_type || + U == detail::type::char_type), + int> = 0> + FMT_CONSTEXPR void set_debug_format() { + specs_.type = presentation_type::debug; + } + + template <typename FormatContext> + FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const + -> decltype(ctx.out()); +}; + +#define FMT_FORMAT_AS(Type, Base) \ + template <typename Char> \ + struct formatter<Type, Char> : formatter<Base, Char> { \ + template <typename FormatContext> \ + auto format(Type const& val, FormatContext& ctx) const \ + -> decltype(ctx.out()) { \ + return formatter<Base, Char>::format(static_cast<Base>(val), ctx); \ + } \ + } + +FMT_FORMAT_AS(signed char, int); +FMT_FORMAT_AS(unsigned char, unsigned); +FMT_FORMAT_AS(short, int); +FMT_FORMAT_AS(unsigned short, unsigned); +FMT_FORMAT_AS(long, long long); +FMT_FORMAT_AS(unsigned long, unsigned long long); +FMT_FORMAT_AS(Char*, const Char*); +FMT_FORMAT_AS(std::basic_string<Char>, basic_string_view<Char>); +FMT_FORMAT_AS(std::nullptr_t, const void*); +FMT_FORMAT_AS(detail::std_string_view<Char>, basic_string_view<Char>); + +template <typename Char> struct basic_runtime { basic_string_view<Char> str; }; + +/** A compile-time format string. */ +template <typename Char, typename... Args> class basic_format_string { + private: + basic_string_view<Char> str_; + + public: + template <typename S, + FMT_ENABLE_IF( + std::is_convertible<const S&, basic_string_view<Char>>::value)> + FMT_CONSTEVAL FMT_INLINE basic_format_string(const S& s) : str_(s) { + static_assert( + detail::count< + (std::is_base_of<detail::view, remove_reference_t<Args>>::value && + std::is_reference<Args>::value)...>() == 0, + "passing views as lvalues is disallowed"); +#ifdef FMT_HAS_CONSTEVAL + if constexpr (detail::count_named_args<Args...>() == + detail::count_statically_named_args<Args...>()) { + using checker = detail::format_string_checker<Char, detail::error_handler, + remove_cvref_t<Args>...>; + detail::parse_format_string<true>(str_, checker(s, {})); + } +#else + detail::check_format_string<Args...>(s); +#endif + } + basic_format_string(basic_runtime<Char> r) : str_(r.str) {} + + FMT_INLINE operator basic_string_view<Char>() const { return str_; } +}; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template <typename...> using format_string = string_view; +inline auto runtime(string_view s) -> string_view { return s; } +#else +template <typename... Args> +using format_string = basic_format_string<char, type_identity_t<Args>...>; +/** + \rst + Creates a runtime format string. + + **Example**:: + + // Check format string at runtime instead of compile-time. + fmt::print(fmt::runtime("{:d}"), "I am not a number"); + \endrst + */ +inline auto runtime(string_view s) -> basic_runtime<char> { return {{s}}; } +#endif + +FMT_API auto vformat(string_view fmt, format_args args) -> std::string; + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and returns the result + as a string. + + **Example**:: + + #include <fmt/core.h> + std::string message = fmt::format("The answer is {}.", 42); + \endrst +*/ +template <typename... T> +FMT_NODISCARD FMT_INLINE auto format(format_string<T...> fmt, T&&... args) + -> std::string { + return vformat(fmt, fmt::make_format_args(args...)); +} + +/** Formats a string and writes the output to ``out``. */ +template <typename OutputIt, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt { + using detail::get_buffer; + auto&& buf = get_buffer<char>(out); + detail::vformat_to(buf, fmt, args, {}); + return detail::get_iterator(buf); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes the result to + the output iterator ``out`` and returns the iterator past the end of the output + range. `format_to` does not append a terminating null character. + + **Example**:: + + auto out = std::vector<char>(); + fmt::format_to(std::back_inserter(out), "{}", 42); + \endrst + */ +template <typename OutputIt, typename... T, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +FMT_INLINE auto format_to(OutputIt out, format_string<T...> fmt, T&&... args) + -> OutputIt { + return vformat_to(out, fmt, fmt::make_format_args(args...)); +} + +template <typename OutputIt> struct format_to_n_result { + /** Iterator past the end of the output range. */ + OutputIt out; + /** Total (not truncated) output size. */ + size_t size; +}; + +template <typename OutputIt, typename... T, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) + -> format_to_n_result<OutputIt> { + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer<OutputIt, char, traits>(out, n); + detail::vformat_to(buf, fmt, args, {}); + return {buf.out(), buf.count()}; +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt``, writes up to ``n`` + characters of the result to the output iterator ``out`` and returns the total + (not truncated) output size and the iterator past the end of the output range. + `format_to_n` does not append a terminating null character. + \endrst + */ +template <typename OutputIt, typename... T, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string<T...> fmt, + T&&... args) -> format_to_n_result<OutputIt> { + return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); +} + +/** Returns the number of chars in the output of ``format(fmt, args...)``. */ +template <typename... T> +FMT_NODISCARD FMT_INLINE auto formatted_size(format_string<T...> fmt, + T&&... args) -> size_t { + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, string_view(fmt), fmt::make_format_args(args...), {}); + return buf.count(); +} + +FMT_API void vprint(string_view fmt, format_args args); +FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the output + to ``stdout``. + + **Example**:: + + fmt::print("Elapsed time: {0:.2f} seconds", 1.23); + \endrst + */ +template <typename... T> +FMT_INLINE void print(format_string<T...> fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(fmt, vargs) + : detail::vprint_mojibake(stdout, fmt, vargs); +} + +/** + \rst + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file ``f``. + + **Example**:: + + fmt::print(stderr, "Don't {}!", "panic"); + \endrst + */ +template <typename... T> +FMT_INLINE void print(std::FILE* f, format_string<T...> fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(f, fmt, vargs) + : detail::vprint_mojibake(f, fmt, vargs); +} + +FMT_MODULE_EXPORT_END +FMT_GCC_PRAGMA("GCC pop_options") +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# include "format.h" +#endif +#endif // FMT_CORE_H_ diff --git a/include/spdlog/fmt/bundled/fmt.license.rst b/include/spdlog/fmt/bundled/fmt.license.rst new file mode 100644 index 000000000..f0ec3db4d --- /dev/null +++ b/include/spdlog/fmt/bundled/fmt.license.rst @@ -0,0 +1,27 @@ +Copyright (c) 2012 - present, Victor Zverovich + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be +included in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND +NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE +LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION +OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION +WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +--- Optional exception to the license --- + +As an exception, if, as a result of your compiling your source code, portions +of this Software are embedded into a machine-executable object form of such +source code, you may redistribute such embedded portions in such object form +without including the above copyright and permission notices. diff --git a/include/spdlog/fmt/bundled/format-inl.h b/include/spdlog/fmt/bundled/format-inl.h new file mode 100644 index 000000000..22b1ec8df --- /dev/null +++ b/include/spdlog/fmt/bundled/format-inl.h @@ -0,0 +1,1723 @@ +// Formatting library for C++ - implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_FORMAT_INL_H_ +#define FMT_FORMAT_INL_H_ + +#include <algorithm> +#include <cctype> +#include <cerrno> // errno +#include <climits> +#include <cmath> +#include <cstdarg> +#include <cstring> // std::memmove +#include <cwchar> +#include <exception> + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +# include <locale> +#endif + +#ifdef _WIN32 +# include <io.h> // _isatty +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { + +FMT_FUNC void assert_fail(const char* file, int line, const char* message) { + // Use unchecked std::fprintf to avoid triggering another assertion when + // writing to stderr fails + std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); + // Chosen instead of std::abort to satisfy Clang in CUDA mode during device + // code pass. + std::terminate(); +} + +FMT_FUNC void throw_format_error(const char* message) { + FMT_THROW(format_error(message)); +} + +FMT_FUNC void format_error_code(detail::buffer<char>& out, int error_code, + string_view message) noexcept { + // Report error code making sure that the output fits into + // inline_buffer_size to avoid dynamic memory allocation and potential + // bad_alloc. + out.try_resize(0); + static const char SEP[] = ": "; + static const char ERROR_STR[] = "error "; + // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. + size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; + auto abs_value = static_cast<uint32_or_64_or_128_t<int>>(error_code); + if (detail::is_negative(error_code)) { + abs_value = 0 - abs_value; + ++error_code_size; + } + error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); + auto it = buffer_appender<char>(out); + if (message.size() <= inline_buffer_size - error_code_size) + format_to(it, FMT_STRING("{}{}"), message, SEP); + format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); + FMT_ASSERT(out.size() <= inline_buffer_size, ""); +} + +FMT_FUNC void report_error(format_func func, int error_code, + const char* message) noexcept { + memory_buffer full_message; + func(full_message, error_code, message); + // Don't use fwrite_fully because the latter may throw. + if (std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) + std::fputc('\n', stderr); +} + +// A wrapper around fwrite that throws on error. +inline void fwrite_fully(const void* ptr, size_t size, size_t count, + FILE* stream) { + size_t written = std::fwrite(ptr, size, count, stream); + if (written < count) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +#ifndef FMT_STATIC_THOUSANDS_SEPARATOR +template <typename Locale> +locale_ref::locale_ref(const Locale& loc) : locale_(&loc) { + static_assert(std::is_same<Locale, std::locale>::value, ""); +} + +template <typename Locale> Locale locale_ref::get() const { + static_assert(std::is_same<Locale, std::locale>::value, ""); + return locale_ ? *static_cast<const std::locale*>(locale_) : std::locale(); +} + +template <typename Char> +FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char> { + auto& facet = std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()); + auto grouping = facet.grouping(); + auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); + return {std::move(grouping), thousands_sep}; +} +template <typename Char> FMT_FUNC Char decimal_point_impl(locale_ref loc) { + return std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()) + .decimal_point(); +} +#else +template <typename Char> +FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result<Char> { + return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; +} +template <typename Char> FMT_FUNC Char decimal_point_impl(locale_ref) { + return '.'; +} +#endif +} // namespace detail + +#if !FMT_MSC_VERSION +FMT_API FMT_FUNC format_error::~format_error() noexcept = default; +#endif + +FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, + format_args args) { + auto ec = std::error_code(error_code, std::generic_category()); + return std::system_error(ec, vformat(format_str, args)); +} + +namespace detail { + +template <typename F> inline bool operator==(basic_fp<F> x, basic_fp<F> y) { + return x.f == y.f && x.e == y.e; +} + +// Compilers should be able to optimize this into the ror instruction. +FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept { + r &= 31; + return (n >> r) | (n << (32 - r)); +} +FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept { + r &= 63; + return (n >> r) | (n << (64 - r)); +} + +// Computes 128-bit result of multiplication of two 64-bit unsigned integers. +inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept { +#if FMT_USE_INT128 + auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); + return {static_cast<uint64_t>(p >> 64), static_cast<uint64_t>(p)}; +#elif defined(_MSC_VER) && defined(_M_X64) + auto result = uint128_fallback(); + result.lo_ = _umul128(x, y, &result.hi_); + return result; +#else + const uint64_t mask = static_cast<uint64_t>(max_value<uint32_t>()); + + uint64_t a = x >> 32; + uint64_t b = x & mask; + uint64_t c = y >> 32; + uint64_t d = y & mask; + + uint64_t ac = a * c; + uint64_t bc = b * c; + uint64_t ad = a * d; + uint64_t bd = b * d; + + uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); + + return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), + (intermediate << 32) + (bd & mask)}; +#endif +} + +// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. +namespace dragonbox { +// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. +inline uint64_t umul128_upper64(uint64_t x, uint64_t y) noexcept { +#if FMT_USE_INT128 + auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); + return static_cast<uint64_t>(p >> 64); +#elif defined(_MSC_VER) && defined(_M_X64) + return __umulh(x, y); +#else + return umul128(x, y).high(); +#endif +} + +// Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline uint128_fallback umul192_upper128(uint64_t x, + uint128_fallback y) noexcept { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; +} + +// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a +// 64-bit unsigned integer. +inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept { + return umul128_upper64(static_cast<uint64_t>(x) << 32, y); +} + +// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a +// 128-bit unsigned integer. +inline uint128_fallback umul192_lower128(uint64_t x, + uint128_fallback y) noexcept { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; +} + +// Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a +// 64-bit unsigned integer. +inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept { + return x * y; +} + +// Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from +// https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. +inline int floor_log10_pow2(int e) noexcept { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; +} + +// Various fast log computations. +inline int floor_log2_pow10(int e) noexcept { + FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); + return (e * 1741647) >> 19; +} +inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; +} + +static constexpr struct { + uint32_t divisor; + int shift_amount; +} div_small_pow10_infos[] = {{10, 16}, {100, 16}}; + +// Replaces n by floor(n / pow(10, N)) returning true if and only if n is +// divisible by pow(10, N). +// Precondition: n <= pow(10, N + 1). +template <int N> +bool check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; + n >>= info.shift_amount; + return result; +} + +// Computes floor(n / pow(10, N)) for small n and N. +// Precondition: n <= pow(10, N + 1). +template <int N> uint32_t small_division_by_pow10(uint32_t n) noexcept { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; +} + +// Computes floor(n / 10^(kappa + 1)) (float) +inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept { + // 1374389535 = ceil(2^37/100) + return static_cast<uint32_t>((static_cast<uint64_t>(n) * 1374389535) >> 37); +} +// Computes floor(n / 10^(kappa + 1)) (double) +inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; +} + +// Various subroutines using pow10 cache +template <class T> struct cache_accessor; + +template <> struct cache_accessor<float> { + using carrier_uint = float_info<float>::carrier_uint; + using cache_entry_type = uint64_t; + + static uint64_t get_cached_power(int k) noexcept { + FMT_ASSERT(k >= float_info<float>::min_k && k <= float_info<float>::max_k, + "k is out of range"); + static constexpr const uint64_t pow10_significands[] = { + 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, + 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, + 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, + 0xf1c90080baf72cb2, 0x971da05074da7bef, 0xbce5086492111aeb, + 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, + 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, + 0xe12e13424bb40e14, 0x8cbccc096f5088cc, 0xafebff0bcb24aaff, + 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, + 0xd6bf94d5e57a42bd, 0x8637bd05af6c69b6, 0xa7c5ac471b478424, + 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, + 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, + 0xc800000000000000, 0xfa00000000000000, 0x9c40000000000000, + 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, + 0xbebc200000000000, 0xee6b280000000000, 0x9502f90000000000, + 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, + 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, + 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, + 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, + 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, + 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, + 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, + 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, + 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, + 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, + 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, + 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; + return pow10_significands[k - float_info<float>::min_k]; + } + + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul( + carrier_uint u, const cache_entry_type& cache) noexcept { + auto r = umul96_upper64(u, cache); + return {static_cast<carrier_uint>(r >> 32), + static_cast<carrier_uint>(r) == 0}; + } + + static uint32_t compute_delta(const cache_entry_type& cache, + int beta) noexcept { + return static_cast<uint32_t>(cache >> (64 - 1 - beta)); + } + + static compute_mul_parity_result compute_mul_parity( + carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, + static_cast<uint32_t>(r >> (32 - beta)) == 0}; + } + + static carrier_uint compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept { + return static_cast<carrier_uint>( + (cache - (cache >> (num_significand_bits<float>() + 2))) >> + (64 - num_significand_bits<float>() - 1 - beta)); + } + + static carrier_uint compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept { + return static_cast<carrier_uint>( + (cache + (cache >> (num_significand_bits<float>() + 1))) >> + (64 - num_significand_bits<float>() - 1 - beta)); + } + + static carrier_uint compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept { + return (static_cast<carrier_uint>( + cache >> (64 - num_significand_bits<float>() - 2 - beta)) + + 1) / + 2; + } +}; + +template <> struct cache_accessor<double> { + using carrier_uint = float_info<double>::carrier_uint; + using cache_entry_type = uint128_fallback; + + static uint128_fallback get_cached_power(int k) noexcept { + FMT_ASSERT(k >= float_info<double>::min_k && k <= float_info<double>::max_k, + "k is out of range"); + + static constexpr const uint128_fallback pow10_significands[] = { +#if FMT_USE_FULL_CACHE_DRAGONBOX + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0x9faacf3df73609b1, 0x77b191618c54e9ad}, + {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, + {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, + {0x9becce62836ac577, 0x4ee367f9430aec33}, + {0xc2e801fb244576d5, 0x229c41f793cda740}, + {0xf3a20279ed56d48a, 0x6b43527578c11110}, + {0x9845418c345644d6, 0x830a13896b78aaaa}, + {0xbe5691ef416bd60c, 0x23cc986bc656d554}, + {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, + {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, + {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, + {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, + {0x91376c36d99995be, 0x23100809b9c21fa2}, + {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, + {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, + {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, + {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, + {0xdd95317f31c7fa1d, 0x40405643d711d584}, + {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, + {0xad1c8eab5ee43b66, 0xda3243650005eed0}, + {0xd863b256369d4a40, 0x90bed43e40076a83}, + {0x873e4f75e2224e68, 0x5a7744a6e804a292}, + {0xa90de3535aaae202, 0x711515d0a205cb37}, + {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, + {0x8412d9991ed58091, 0xe858790afe9486c3}, + {0xa5178fff668ae0b6, 0x626e974dbe39a873}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, + {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, + {0xc987434744ac874e, 0xa327ffb266b56221}, + {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, + {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, + {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, + {0xf6019da07f549b2b, 0x7e2a53a146606a49}, + {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, + {0xc0314325637a1939, 0xfa911155fefb5309}, + {0xf03d93eebc589f88, 0x793555ab7eba27cb}, + {0x96267c7535b763b5, 0x4bc1558b2f3458df}, + {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, + {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, + {0x92a1958a7675175f, 0x0bfacd89ec191eca}, + {0xb749faed14125d36, 0xcef980ec671f667c}, + {0xe51c79a85916f484, 0x82b7e12780e7401b}, + {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, + {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, + {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, + {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, + {0xaecc49914078536d, 0x58fae9f773886e19}, + {0xda7f5bf590966848, 0xaf39a475506a899f}, + {0x888f99797a5e012d, 0x6d8406c952429604}, + {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, + {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, + {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0xd0601d8efc57b08b, 0xf13b94daf124da27}, + {0x823c12795db6ce57, 0x76c53d08d6b70859}, + {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, + {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, + {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, + {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, + {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, + {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, + {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, + {0xc21094364dfb5636, 0x985915fc12f542e5}, + {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, + {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, + {0xbd8430bd08277231, 0x50c6ff782a838354}, + {0xece53cec4a314ebd, 0xa4f8bf5635246429}, + {0x940f4613ae5ed136, 0x871b7795e136be9a}, + {0xb913179899f68584, 0x28e2557b59846e40}, + {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, + {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, + {0xb4bca50b065abe63, 0x0fed077a756b53aa}, + {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, + {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, + {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, + {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, + {0x89e42caaf9491b60, 0xf41686c49db57245}, + {0xac5d37d5b79b6239, 0x311c2875c522ced6}, + {0xd77485cb25823ac7, 0x7d633293366b828c}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, + {0xd267caa862a12d66, 0xd072df63c324fd7c}, + {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, + {0xa46116538d0deb78, 0x52d9be85f074e609}, + {0xcd795be870516656, 0x67902e276c921f8c}, + {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, + {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, + {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, + {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, + {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, + {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, + {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, + {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, + {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, + {0xef340a98172aace4, 0x86fb897116c87c35}, + {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, + {0xbae0a846d2195712, 0x8974836059cca10a}, + {0xe998d258869facd7, 0x2bd1a438703fc94c}, + {0x91ff83775423cc06, 0x7b6306a34627ddd0}, + {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, + {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, + {0x8e938662882af53e, 0x547eb47b7282ee9d}, + {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, + {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, + {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, + {0xae0b158b4738705e, 0x9624ab50b148d446}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, + {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, + {0xd47487cc8470652b, 0x7647c32000696720}, + {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, + {0xa5fb0a17c777cf09, 0xf468107100525891}, + {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, + {0x81ac1fe293d599bf, 0xc6f14cd848405531}, + {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, + {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, + {0xfd442e4688bd304a, 0x908f4a166d1da664}, + {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, + {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, + {0xf7549530e188c128, 0xd12bee59e68ef47d}, + {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, + {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, + {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, + {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, + {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, + {0xebdf661791d60f56, 0x111b495b3464ad22}, + {0x936b9fcebb25c995, 0xcab10dd900beec35}, + {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, + {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, + {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, + {0xb3f4e093db73a093, 0x59ed216765690f57}, + {0xe0f218b8d25088b8, 0x306869c13ec3532d}, + {0x8c974f7383725573, 0x1e414218c73a13fc}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, + {0x894bc396ce5da772, 0x6b8bba8c328eb784}, + {0xab9eb47c81f5114f, 0x066ea92f3f326565}, + {0xd686619ba27255a2, 0xc80a537b0efefebe}, + {0x8613fd0145877585, 0xbd06742ce95f5f37}, + {0xa798fc4196e952e7, 0x2c48113823b73705}, + {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, + {0x82ef85133de648c4, 0x9a984d73dbe722fc}, + {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, + {0xcc963fee10b7d1b3, 0x318df905079926a9}, + {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, + {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, + {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, + {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, + {0x9c1661a651213e2d, 0x06bea10ca65c084f}, + {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, + {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, + {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, + {0xbe89523386091465, 0xf6bbb397f1135824}, + {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, + {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, + {0xba121a4650e4ddeb, 0x92f34d62616ce414}, + {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, + {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, + {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, + {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, + {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, + {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, + {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, + {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, + {0x87625f056c7c4a8b, 0x11471cd764ad4973}, + {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, + {0xd389b47879823479, 0x4aff1d108d4ec2c4}, + {0x843610cb4bf160cb, 0xcedf722a585139bb}, + {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, + {0xce947a3da6a9273e, 0x733d226229feea33}, + {0x811ccc668829b887, 0x0806357d5a3f5260}, + {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, + {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, + {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, + {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, + {0xc5029163f384a931, 0x0a9e795e65d4df12}, + {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, + {0x99ea0196163fa42e, 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0xac62e055c10ab33b}, + {0xb616a12b7fe617aa, 0x577b986b314d600a}, + {0xe39c49765fdf9d94, 0xed5a7e85fda0b80c}, + {0x8e41ade9fbebc27d, 0x14588f13be847308}, + {0xb1d219647ae6b31c, 0x596eb2d8ae258fc9}, + {0xde469fbd99a05fe3, 0x6fca5f8ed9aef3bc}, + {0x8aec23d680043bee, 0x25de7bb9480d5855}, + {0xada72ccc20054ae9, 0xaf561aa79a10ae6b}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0x87aa9aff79042286, 0x90fb44d2f05d0843}, + {0xa99541bf57452b28, 0x353a1607ac744a54}, + {0xd3fa922f2d1675f2, 0x42889b8997915ce9}, + {0x847c9b5d7c2e09b7, 0x69956135febada12}, + {0xa59bc234db398c25, 0x43fab9837e699096}, + {0xcf02b2c21207ef2e, 0x94f967e45e03f4bc}, + {0x8161afb94b44f57d, 0x1d1be0eebac278f6}, + {0xa1ba1ba79e1632dc, 0x6462d92a69731733}, + {0xca28a291859bbf93, 0x7d7b8f7503cfdcff}, + {0xfcb2cb35e702af78, 0x5cda735244c3d43f}, + {0x9defbf01b061adab, 0x3a0888136afa64a8}, + {0xc56baec21c7a1916, 0x088aaa1845b8fdd1}, + {0xf6c69a72a3989f5b, 0x8aad549e57273d46}, + {0x9a3c2087a63f6399, 0x36ac54e2f678864c}, + {0xc0cb28a98fcf3c7f, 0x84576a1bb416a7de}, + {0xf0fdf2d3f3c30b9f, 0x656d44a2a11c51d6}, + {0x969eb7c47859e743, 0x9f644ae5a4b1b326}, + {0xbc4665b596706114, 0x873d5d9f0dde1fef}, + {0xeb57ff22fc0c7959, 0xa90cb506d155a7eb}, + {0x9316ff75dd87cbd8, 0x09a7f12442d588f3}, + {0xb7dcbf5354e9bece, 0x0c11ed6d538aeb30}, + {0xe5d3ef282a242e81, 0x8f1668c8a86da5fb}, + {0x8fa475791a569d10, 0xf96e017d694487bd}, + {0xb38d92d760ec4455, 0x37c981dcc395a9ad}, + {0xe070f78d3927556a, 0x85bbe253f47b1418}, + {0x8c469ab843b89562, 0x93956d7478ccec8f}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0xdb2e51bfe9d0696a, 0x06997b05fcc0319f}, + {0x88fcf317f22241e2, 0x441fece3bdf81f04}, + {0xab3c2fddeeaad25a, 0xd527e81cad7626c4}, + {0xd60b3bd56a5586f1, 0x8a71e223d8d3b075}, + {0x85c7056562757456, 0xf6872d5667844e4a}, + {0xa738c6bebb12d16c, 0xb428f8ac016561dc}, + {0xd106f86e69d785c7, 0xe13336d701beba53}, + {0x82a45b450226b39c, 0xecc0024661173474}, + {0xa34d721642b06084, 0x27f002d7f95d0191}, + {0xcc20ce9bd35c78a5, 0x31ec038df7b441f5}, + {0xff290242c83396ce, 0x7e67047175a15272}, + {0x9f79a169bd203e41, 0x0f0062c6e984d387}, + {0xc75809c42c684dd1, 0x52c07b78a3e60869}, + {0xf92e0c3537826145, 0xa7709a56ccdf8a83}, + {0x9bbcc7a142b17ccb, 0x88a66076400bb692}, + {0xc2abf989935ddbfe, 0x6acff893d00ea436}, + {0xf356f7ebf83552fe, 0x0583f6b8c4124d44}, + {0x98165af37b2153de, 0xc3727a337a8b704b}, + {0xbe1bf1b059e9a8d6, 0x744f18c0592e4c5d}, + {0xeda2ee1c7064130c, 0x1162def06f79df74}, + {0x9485d4d1c63e8be7, 0x8addcb5645ac2ba9}, + {0xb9a74a0637ce2ee1, 0x6d953e2bd7173693}, + {0xe8111c87c5c1ba99, 0xc8fa8db6ccdd0438}, + {0x910ab1d4db9914a0, 0x1d9c9892400a22a3}, + {0xb54d5e4a127f59c8, 0x2503beb6d00cab4c}, + {0xe2a0b5dc971f303a, 0x2e44ae64840fd61e}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xb10d8e1456105dad, 0x7425a83e872c5f48}, + {0xdd50f1996b947518, 0xd12f124e28f7771a}, + {0x8a5296ffe33cc92f, 0x82bd6b70d99aaa70}, + {0xace73cbfdc0bfb7b, 0x636cc64d1001550c}, + {0xd8210befd30efa5a, 0x3c47f7e05401aa4f}, + {0x8714a775e3e95c78, 0x65acfaec34810a72}, + {0xa8d9d1535ce3b396, 0x7f1839a741a14d0e}, + {0xd31045a8341ca07c, 0x1ede48111209a051}, + {0x83ea2b892091e44d, 0x934aed0aab460433}, + {0xa4e4b66b68b65d60, 0xf81da84d56178540}, + {0xce1de40642e3f4b9, 0x36251260ab9d668f}, + {0x80d2ae83e9ce78f3, 0xc1d72b7c6b42601a}, + {0xa1075a24e4421730, 0xb24cf65b8612f820}, + {0xc94930ae1d529cfc, 0xdee033f26797b628}, + {0xfb9b7cd9a4a7443c, 0x169840ef017da3b2}, + {0x9d412e0806e88aa5, 0x8e1f289560ee864f}, + {0xc491798a08a2ad4e, 0xf1a6f2bab92a27e3}, + {0xf5b5d7ec8acb58a2, 0xae10af696774b1dc}, + {0x9991a6f3d6bf1765, 0xacca6da1e0a8ef2a}, + {0xbff610b0cc6edd3f, 0x17fd090a58d32af4}, + {0xeff394dcff8a948e, 0xddfc4b4cef07f5b1}, + {0x95f83d0a1fb69cd9, 0x4abdaf101564f98f}, + {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f2}, + {0xea53df5fd18d5513, 0x84c86189216dc5ee}, + {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, + {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, + {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, + {0xdf78e4b2bd342cf6, 0x914da9246b255417}, + {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, + {0xae9672aba3d0c320, 0xa184ac2473b529b2}, + {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, + {0x8865899617fb1871, 0x7e2fa67c7a658893}, + {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, + {0xd51ea6fa85785631, 0x552a74227f3ea566}, + {0x8533285c936b35de, 0xd53a88958f872760}, + {0xa67ff273b8460356, 0x8a892abaf368f138}, + {0xd01fef10a657842c, 0x2d2b7569b0432d86}, + {0x8213f56a67f6b29b, 0x9c3b29620e29fc74}, + {0xa298f2c501f45f42, 0x8349f3ba91b47b90}, + {0xcb3f2f7642717713, 0x241c70a936219a74}, + {0xfe0efb53d30dd4d7, 0xed238cd383aa0111}, + {0x9ec95d1463e8a506, 0xf4363804324a40ab}, + {0xc67bb4597ce2ce48, 0xb143c6053edcd0d6}, + {0xf81aa16fdc1b81da, 0xdd94b7868e94050b}, + {0x9b10a4e5e9913128, 0xca7cf2b4191c8327}, + {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f1}, + {0xf24a01a73cf2dccf, 0xbc633b39673c8ced}, + {0x976e41088617ca01, 0xd5be0503e085d814}, + {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e19}, + {0xec9c459d51852ba2, 0xddf8e7d60ed1219f}, + {0x93e1ab8252f33b45, 0xcabb90e5c942b504}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0xe7109bfba19c0c9d, 0x0cc512670a783ad5}, + {0x906a617d450187e2, 0x27fb2b80668b24c6}, + {0xb484f9dc9641e9da, 0xb1f9f660802dedf7}, + {0xe1a63853bbd26451, 0x5e7873f8a0396974}, + {0x8d07e33455637eb2, 0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, + { 0xf70867153aa2db38, + 0xb8cbee4fc66d1ea8 } +#else + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0xc350000000000000, 0x0000000000000000}, + {0x9dc5ada82b70b59d, 0xf020000000000000}, + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + { 0x95527a5202df0ccb, + 0x0f37801e0c43ebc9 } +#endif + }; + +#if FMT_USE_FULL_CACHE_DRAGONBOX + return pow10_significands[k - float_info<double>::min_k]; +#else + static constexpr const uint64_t powers_of_5_64[] = { + 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, + 0x000000000000007d, 0x0000000000000271, 0x0000000000000c35, + 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, + 0x00000000001dcd65, 0x00000000009502f9, 0x0000000002e90edd, + 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, + 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, + 0x000003782dace9d9, 0x00001158e460913d, 0x000056bc75e2d631, + 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, + 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; + + static const int compression_ratio = 27; + + // Compute base index. + int cache_index = (k - float_info<double>::min_k) / compression_ratio; + int kb = cache_index * compression_ratio + float_info<double>::min_k; + int offset = k - kb; + + // Get base cache. + uint128_fallback base_cache = pow10_significands[cache_index]; + if (offset == 0) return base_cache; + + // Compute the required amount of bit-shift. + int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; + FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); + + // Try to recover the real cache. + uint64_t pow5 = powers_of_5_64[offset]; + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); + + recovered_cache += middle_low.high(); + + uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); + uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); + + recovered_cache = + uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, + ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; +#endif + } + + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul( + carrier_uint u, const cache_entry_type& cache) noexcept { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; + } + + static uint32_t compute_delta(cache_entry_type const& cache, + int beta) noexcept { + return static_cast<uint32_t>(cache.high() >> (64 - 1 - beta)); + } + + static compute_mul_parity_result compute_mul_parity( + carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, + ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; + } + + static carrier_uint compute_left_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept { + return (cache.high() - + (cache.high() >> (num_significand_bits<double>() + 2))) >> + (64 - num_significand_bits<double>() - 1 - beta); + } + + static carrier_uint compute_right_endpoint_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept { + return (cache.high() + + (cache.high() >> (num_significand_bits<double>() + 1))) >> + (64 - num_significand_bits<double>() - 1 - beta); + } + + static carrier_uint compute_round_up_for_shorter_interval_case( + const cache_entry_type& cache, int beta) noexcept { + return ((cache.high() >> (64 - num_significand_bits<double>() - 2 - beta)) + + 1) / + 2; + } +}; + +// Various integer checks +template <class T> +bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; +} + +// Remove trailing zeros from n and return the number of zeros removed (float) +FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept { + FMT_ASSERT(n != 0, ""); + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 0; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value<uint32_t>() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value<uint32_t>() / 10) { + n = q; + s |= 1; + } + + return s; +} + +// Removes trailing zeros and returns the number of zeros removed (double) +FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept { + FMT_ASSERT(n != 0, ""); + + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); + + // Is n is divisible by 10^8? + if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) { + // If yes, work with the quotient. + auto n32 = static_cast<uint32_t>(nm.high() >> (90 - 64)); + + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 8; + while (true) { + auto q = rotr(n32 * mod_inv_25, 2); + if (q > max_value<uint32_t>() / 100) break; + n32 = q; + s += 2; + } + auto q = rotr(n32 * mod_inv_5, 1); + if (q <= max_value<uint32_t>() / 10) { + n32 = q; + s |= 1; + } + + n = n32; + return s; + } + + // If n is not divisible by 10^8, work with n itself. + const uint64_t mod_inv_5 = 0xcccccccccccccccd; + const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 0; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value<uint64_t>() / 100) break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value<uint64_t>() / 10) { + n = q; + s |= 1; + } + + return s; +} + +// The main algorithm for shorter interval case +template <class T> +FMT_INLINE decimal_fp<T> shorter_interval_case(int exponent) noexcept { + decimal_fp<T> ret_value; + // Compute k and beta + const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute xi and zi + using cache_entry_type = typename cache_accessor<T>::cache_entry_type; + const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); + + auto xi = cache_accessor<T>::compute_left_endpoint_for_shorter_interval_case( + cache, beta); + auto zi = cache_accessor<T>::compute_right_endpoint_for_shorter_interval_case( + cache, beta); + + // If the left endpoint is not an integer, increase it + if (!is_left_endpoint_integer_shorter_interval<T>(exponent)) ++xi; + + // Try bigger divisor + ret_value.significand = zi / 10; + + // If succeed, remove trailing zeros if necessary and return + if (ret_value.significand * 10 >= xi) { + ret_value.exponent = minus_k + 1; + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + } + + // Otherwise, compute the round-up of y + ret_value.significand = + cache_accessor<T>::compute_round_up_for_shorter_interval_case(cache, + beta); + ret_value.exponent = minus_k; + + // When tie occurs, choose one of them according to the rule + if (exponent >= float_info<T>::shorter_interval_tie_lower_threshold && + exponent <= float_info<T>::shorter_interval_tie_upper_threshold) { + ret_value.significand = ret_value.significand % 2 == 0 + ? ret_value.significand + : ret_value.significand - 1; + } else if (ret_value.significand < xi) { + ++ret_value.significand; + } + return ret_value; +} + +template <typename T> decimal_fp<T> to_decimal(T x) noexcept { + // Step 1: integer promotion & Schubfach multiplier calculation. + + using carrier_uint = typename float_info<T>::carrier_uint; + using cache_entry_type = typename cache_accessor<T>::cache_entry_type; + auto br = bit_cast<carrier_uint>(x); + + // Extract significand bits and exponent bits. + const carrier_uint significand_mask = + (static_cast<carrier_uint>(1) << num_significand_bits<T>()) - 1; + carrier_uint significand = (br & significand_mask); + int exponent = + static_cast<int>((br & exponent_mask<T>()) >> num_significand_bits<T>()); + + if (exponent != 0) { // Check if normal. + exponent -= exponent_bias<T>() + num_significand_bits<T>(); + + // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. + if (significand == 0) return shorter_interval_case<T>(exponent); + + significand |= (static_cast<carrier_uint>(1) << num_significand_bits<T>()); + } else { + // Subnormal case; the interval is always regular. + if (significand == 0) return {0, 0}; + exponent = + std::numeric_limits<T>::min_exponent - num_significand_bits<T>() - 1; + } + + const bool include_left_endpoint = (significand % 2 == 0); + const bool include_right_endpoint = include_left_endpoint; + + // Compute k and beta. + const int minus_k = floor_log10_pow2(exponent) - float_info<T>::kappa; + const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute zi and deltai. + // 10^kappa <= deltai < 10^(kappa + 1) + const uint32_t deltai = cache_accessor<T>::compute_delta(cache, beta); + const carrier_uint two_fc = significand << 1; + + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor<T>::compute_mul_result z_mul = + cache_accessor<T>::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. + + // Using an upper bound on zi, we might be able to optimize the division + // better than the compiler; we are computing zi / big_divisor here. + decimal_fp<T> ret_value; + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast<uint32_t>(z_mul.result - float_info<T>::big_divisor * + ret_value.significand); + + if (r < deltai) { + // Exclude the right endpoint if necessary. + if (r == 0 && (z_mul.is_integer & !include_right_endpoint)) { + --ret_value.significand; + r = float_info<T>::big_divisor; + goto small_divisor_case_label; + } + } else if (r > deltai) { + goto small_divisor_case_label; + } else { + // r == deltai; compare fractional parts. + const typename cache_accessor<T>::compute_mul_parity_result x_mul = + cache_accessor<T>::compute_mul_parity(two_fc - 1, cache, beta); + + if (!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) + goto small_divisor_case_label; + } + ret_value.exponent = minus_k + float_info<T>::kappa + 1; + + // We may need to remove trailing zeros. + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + + // Step 3: Find the significand with the smaller divisor. + +small_divisor_case_label: + ret_value.significand *= 10; + ret_value.exponent = minus_k + float_info<T>::kappa; + + uint32_t dist = r - (deltai / 2) + (float_info<T>::small_divisor / 2); + const bool approx_y_parity = + ((dist ^ (float_info<T>::small_divisor / 2)) & 1) != 0; + + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = + check_divisibility_and_divide_by_pow10<float_info<T>::kappa>(dist); + + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; + + if (!divisible_by_small_divisor) return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor<T>::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if (y_mul.parity != approx_y_parity) + --ret_value.significand; + else if (y_mul.is_integer & (ret_value.significand % 2 != 0)) + --ret_value.significand; + return ret_value; +} +} // namespace dragonbox + +#ifdef _MSC_VER +FMT_FUNC auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) + -> int { + auto args = va_list(); + va_start(args, fmt); + int result = vsnprintf_s(buf, size, _TRUNCATE, fmt, args); + va_end(args); + return result; +} +#endif +} // namespace detail + +template <> struct formatter<detail::bigint> { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) + -> format_parse_context::iterator { + return ctx.begin(); + } + + template <typename FormatContext> + auto format(const detail::bigint& n, FormatContext& ctx) const -> + typename FormatContext::iterator { + auto out = ctx.out(); + bool first = true; + for (auto i = n.bigits_.size(); i > 0; --i) { + auto value = n.bigits_[i - 1u]; + if (first) { + out = format_to(out, FMT_STRING("{:x}"), value); + first = false; + continue; + } + out = format_to(out, FMT_STRING("{:08x}"), value); + } + if (n.exp_ > 0) + out = format_to(out, FMT_STRING("p{}"), + n.exp_ * detail::bigint::bigit_bits); + return out; + } +}; + +FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { + for_each_codepoint(s, [this](uint32_t cp, string_view) { + if (cp == invalid_code_point) FMT_THROW(std::runtime_error("invalid utf8")); + if (cp <= 0xFFFF) { + buffer_.push_back(static_cast<wchar_t>(cp)); + } else { + cp -= 0x10000; + buffer_.push_back(static_cast<wchar_t>(0xD800 + (cp >> 10))); + buffer_.push_back(static_cast<wchar_t>(0xDC00 + (cp & 0x3FF))); + } + return true; + }); + buffer_.push_back(0); +} + +FMT_FUNC void format_system_error(detail::buffer<char>& out, int error_code, + const char* message) noexcept { + FMT_TRY { + auto ec = std::error_code(error_code, std::generic_category()); + write(std::back_inserter(out), std::system_error(ec, message).what()); + return; + } + FMT_CATCH(...) {} + format_error_code(out, error_code, message); +} + +FMT_FUNC void report_system_error(int error_code, + const char* message) noexcept { + report_error(format_system_error, error_code, message); +} + +FMT_FUNC std::string vformat(string_view fmt, format_args args) { + // Don't optimize the "{}" case to keep the binary size small and because it + // can be better optimized in fmt::format anyway. + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + return to_string(buffer); +} + +namespace detail { +#ifdef _WIN32 +using dword = conditional_t<sizeof(long) == 4, unsigned long, unsigned>; +extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // + void*, const void*, dword, dword*, void*); + +FMT_FUNC bool write_console(std::FILE* f, string_view text) { + auto fd = _fileno(f); + if (_isatty(fd)) { + detail::utf8_to_utf16 u16(string_view(text.data(), text.size())); + auto written = detail::dword(); + if (detail::WriteConsoleW(reinterpret_cast<void*>(_get_osfhandle(fd)), + u16.c_str(), static_cast<uint32_t>(u16.size()), + &written, nullptr)) { + return true; + } + } + // We return false if the file descriptor was not TTY, or it was but + // SetConsoleW failed which can happen if the output has been redirected to + // NUL. In both cases when we return false, we should attempt to do regular + // write via fwrite or std::ostream::write. + return false; +} +#endif + +FMT_FUNC void print(std::FILE* f, string_view text) { +#ifdef _WIN32 + if (write_console(f, text)) return; +#endif + detail::fwrite_fully(text.data(), 1, text.size(), f); +} +} // namespace detail + +FMT_FUNC void vprint(std::FILE* f, string_view format_str, format_args args) { + memory_buffer buffer; + detail::vformat_to(buffer, format_str, args); + detail::print(f, {buffer.data(), buffer.size()}); +} + +#ifdef _WIN32 +// Print assuming legacy (non-Unicode) encoding. +FMT_FUNC void detail::vprint_mojibake(std::FILE* f, string_view format_str, + format_args args) { + memory_buffer buffer; + detail::vformat_to(buffer, format_str, + basic_format_args<buffer_context<char>>(args)); + fwrite_fully(buffer.data(), 1, buffer.size(), f); +} +#endif + +FMT_FUNC void vprint(string_view format_str, format_args args) { + vprint(stdout, format_str, args); +} + +namespace detail { + +struct singleton { + unsigned char upper; + unsigned char lower_count; +}; + +inline auto is_printable(uint16_t x, const singleton* singletons, + size_t singletons_size, + const unsigned char* singleton_lowers, + const unsigned char* normal, size_t normal_size) + -> bool { + auto upper = x >> 8; + auto lower_start = 0; + for (size_t i = 0; i < singletons_size; ++i) { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if (upper < s.upper) break; + if (upper == s.upper) { + for (auto j = lower_start; j < lower_end; ++j) { + if (singleton_lowers[j] == (x & 0xff)) return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast<int>(x); + auto current = true; + for (size_t i = 0; i < normal_size; ++i) { + auto v = static_cast<int>(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if (xsigned < 0) break; + current = !current; + } + return current; +} + +// This code is generated by support/printable.py. +FMT_FUNC auto is_printable(uint32_t cp) -> bool { + static constexpr singleton singletons0[] = { + {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, + {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, + {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, + {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, + {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, + {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, + {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, + 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, + 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, + 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, + 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, + 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, + 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, + 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, + 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, + 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, + 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, + 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, + 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, + 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, + 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, + 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, + 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, + 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, + 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, + 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, + 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, + 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, + 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, + 0xfe, 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, + {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, + {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, + {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, + {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, + {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, + {0xfa, 2}, {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, + 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, + 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, + 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, + 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, + 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, + 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, + 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, + 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, + 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, + 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, + 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, + 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, + 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, + 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, + 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, + 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, + 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, + 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, + 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, + 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, + 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, + 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, + 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, + 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, + 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, + 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, + 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, + 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, + 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, + 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, + 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, + 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, + 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, + 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, + 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, + 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, + 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, + 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, + 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, + 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, + 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, + 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, + 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, + 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, + 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, + 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, + 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, + 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, + 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, + 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, + 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, + 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, + 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, + 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, + 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, + 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, + 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, + 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, + 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, + 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, + 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, + 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, + 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, + 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, + 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, + 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, + 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, + 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, + 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, + 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, + 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, + 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, + }; + auto lower = static_cast<uint16_t>(cp); + if (cp < 0x10000) { + return is_printable(lower, singletons0, + sizeof(singletons0) / sizeof(*singletons0), + singletons0_lower, normal0, sizeof(normal0)); + } + if (cp < 0x20000) { + return is_printable(lower, singletons1, + sizeof(singletons1) / sizeof(*singletons1), + singletons1_lower, normal1, sizeof(normal1)); + } + if (0x2a6de <= cp && cp < 0x2a700) return false; + if (0x2b735 <= cp && cp < 0x2b740) return false; + if (0x2b81e <= cp && cp < 0x2b820) return false; + if (0x2cea2 <= cp && cp < 0x2ceb0) return false; + if (0x2ebe1 <= cp && cp < 0x2f800) return false; + if (0x2fa1e <= cp && cp < 0x30000) return false; + if (0x3134b <= cp && cp < 0xe0100) return false; + if (0xe01f0 <= cp && cp < 0x110000) return false; + return cp < 0x110000; +} + +} // namespace detail + +FMT_END_NAMESPACE + +#endif // FMT_FORMAT_INL_H_ diff --git a/include/spdlog/fmt/bundled/format.h b/include/spdlog/fmt/bundled/format.h new file mode 100644 index 000000000..7c607dbd3 --- /dev/null +++ b/include/spdlog/fmt/bundled/format.h @@ -0,0 +1,4217 @@ +/* + Formatting library for C++ + + Copyright (c) 2012 - present, Victor Zverovich + + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: + + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + + --- Optional exception to the license --- + + As an exception, if, as a result of your compiling your source code, portions + of this Software are embedded into a machine-executable object form of such + source code, you may redistribute such embedded portions in such object form + without including the above copyright and permission notices. + */ + +#ifndef FMT_FORMAT_H_ +#define FMT_FORMAT_H_ + +#include <cmath> // std::signbit +#include <cstdint> // uint32_t +#include <cstring> // std::memcpy +#include <limits> // std::numeric_limits +#include <memory> // std::uninitialized_copy +#include <stdexcept> // std::runtime_error +#include <system_error> // std::system_error + +#ifdef __cpp_lib_bit_cast +# include <bit> // std::bitcast +#endif + +#include "core.h" + +#if FMT_GCC_VERSION +# define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) +#else +# define FMT_GCC_VISIBILITY_HIDDEN +#endif + +#ifdef __NVCC__ +# define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) +#else +# define FMT_CUDA_VERSION 0 +#endif + +#ifdef __has_builtin +# define FMT_HAS_BUILTIN(x) __has_builtin(x) +#else +# define FMT_HAS_BUILTIN(x) 0 +#endif + +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +# define FMT_NOINLINE __attribute__((noinline)) +#else +# define FMT_NOINLINE +#endif + +#if FMT_MSC_VERSION +# define FMT_MSC_DEFAULT = default +#else +# define FMT_MSC_DEFAULT +#endif + +#ifndef FMT_THROW +# if FMT_EXCEPTIONS +# if FMT_MSC_VERSION || defined(__NVCC__) +FMT_BEGIN_NAMESPACE +namespace detail { +template <typename Exception> inline void do_throw(const Exception& x) { + // Silence unreachable code warnings in MSVC and NVCC because these + // are nearly impossible to fix in a generic code. + volatile bool b = true; + if (b) throw x; +} +} // namespace detail +FMT_END_NAMESPACE +# define FMT_THROW(x) detail::do_throw(x) +# else +# define FMT_THROW(x) throw x +# endif +# else +# define FMT_THROW(x) \ + do { \ + FMT_ASSERT(false, (x).what()); \ + } while (false) +# endif +#endif + +#if FMT_EXCEPTIONS +# define FMT_TRY try +# define FMT_CATCH(x) catch (x) +#else +# define FMT_TRY if (true) +# define FMT_CATCH(x) if (false) +#endif + +#ifndef FMT_MAYBE_UNUSED +# if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) +# define FMT_MAYBE_UNUSED [[maybe_unused]] +# else +# define FMT_MAYBE_UNUSED +# endif +#endif + +#ifndef FMT_USE_USER_DEFINED_LITERALS +// EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. +# if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 407 || \ + FMT_MSC_VERSION >= 1900) && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) +# define FMT_USE_USER_DEFINED_LITERALS 1 +# else +# define FMT_USE_USER_DEFINED_LITERALS 0 +# endif +#endif + +// Defining FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of +// integer formatter template instantiations to just one by only using the +// largest integer type. This results in a reduction in binary size but will +// cause a decrease in integer formatting performance. +#if !defined(FMT_REDUCE_INT_INSTANTIATIONS) +# define FMT_REDUCE_INT_INSTANTIATIONS 0 +#endif + +// __builtin_clz is broken in clang with Microsoft CodeGen: +// https://github.com/fmtlib/fmt/issues/519. +#if !FMT_MSC_VERSION +# if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +# endif +#endif + +// __builtin_ctz is broken in Intel Compiler Classic on Windows: +// https://github.com/fmtlib/fmt/issues/2510. +#ifndef __ICL +# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ + defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +# endif +# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ + FMT_ICC_VERSION || defined(__NVCOMPILER) +# define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) +# endif +#endif + +#if FMT_MSC_VERSION +# include <intrin.h> // _BitScanReverse[64], _BitScanForward[64], _umul128 +#endif + +// Some compilers masquerade as both MSVC and GCC-likes or otherwise support +// __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the +// MSVC intrinsics if the clz and clzll builtins are not available. +#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && \ + !defined(FMT_BUILTIN_CTZLL) +FMT_BEGIN_NAMESPACE +namespace detail { +// Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. +# if !defined(__clang__) +# pragma intrinsic(_BitScanForward) +# pragma intrinsic(_BitScanReverse) +# if defined(_WIN64) +# pragma intrinsic(_BitScanForward64) +# pragma intrinsic(_BitScanReverse64) +# endif +# endif + +inline auto clz(uint32_t x) -> int { + unsigned long r = 0; + _BitScanReverse(&r, x); + FMT_ASSERT(x != 0, ""); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. + FMT_MSC_WARNING(suppress : 6102) + return 31 ^ static_cast<int>(r); +} +# define FMT_BUILTIN_CLZ(n) detail::clz(n) + +inline auto clzll(uint64_t x) -> int { + unsigned long r = 0; +# ifdef _WIN64 + _BitScanReverse64(&r, x); +# else + // Scan the high 32 bits. + if (_BitScanReverse(&r, static_cast<uint32_t>(x >> 32))) return 63 ^ (r + 32); + // Scan the low 32 bits. + _BitScanReverse(&r, static_cast<uint32_t>(x)); +# endif + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return 63 ^ static_cast<int>(r); +} +# define FMT_BUILTIN_CLZLL(n) detail::clzll(n) + +inline auto ctz(uint32_t x) -> int { + unsigned long r = 0; + _BitScanForward(&r, x); + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return static_cast<int>(r); +} +# define FMT_BUILTIN_CTZ(n) detail::ctz(n) + +inline auto ctzll(uint64_t x) -> int { + unsigned long r = 0; + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. +# ifdef _WIN64 + _BitScanForward64(&r, x); +# else + // Scan the low 32 bits. + if (_BitScanForward(&r, static_cast<uint32_t>(x))) return static_cast<int>(r); + // Scan the high 32 bits. + _BitScanForward(&r, static_cast<uint32_t>(x >> 32)); + r += 32; +# endif + return static_cast<int>(r); +} +# define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) +} // namespace detail +FMT_END_NAMESPACE +#endif + +FMT_BEGIN_NAMESPACE +namespace detail { + +FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) { + ignore_unused(condition); +#ifdef FMT_FUZZ + if (condition) throw std::runtime_error("fuzzing limit reached"); +#endif +} + +template <typename CharT, CharT... C> struct string_literal { + static constexpr CharT value[sizeof...(C)] = {C...}; + constexpr operator basic_string_view<CharT>() const { + return {value, sizeof...(C)}; + } +}; + +#if FMT_CPLUSPLUS < 201703L +template <typename CharT, CharT... C> +constexpr CharT string_literal<CharT, C...>::value[sizeof...(C)]; +#endif + +template <typename Streambuf> class formatbuf : public Streambuf { + private: + using char_type = typename Streambuf::char_type; + using streamsize = decltype(std::declval<Streambuf>().sputn(nullptr, 0)); + using int_type = typename Streambuf::int_type; + using traits_type = typename Streambuf::traits_type; + + buffer<char_type>& buffer_; + + public: + explicit formatbuf(buffer<char_type>& buf) : buffer_(buf) {} + + protected: + // The put area is always empty. This makes the implementation simpler and has + // the advantage that the streambuf and the buffer are always in sync and + // sputc never writes into uninitialized memory. A disadvantage is that each + // call to sputc always results in a (virtual) call to overflow. There is no + // disadvantage here for sputn since this always results in a call to xsputn. + + auto overflow(int_type ch) -> int_type override { + if (!traits_type::eq_int_type(ch, traits_type::eof())) + buffer_.push_back(static_cast<char_type>(ch)); + return ch; + } + + auto xsputn(const char_type* s, streamsize count) -> streamsize override { + buffer_.append(s, s + count); + return count; + } +}; + +// Implementation of std::bit_cast for pre-C++20. +template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) == sizeof(From))> +FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To { +#ifdef __cpp_lib_bit_cast + if (is_constant_evaluated()) return std::bit_cast<To>(from); +#endif + auto to = To(); + // The cast suppresses a bogus -Wclass-memaccess on GCC. + std::memcpy(static_cast<void*>(&to), &from, sizeof(to)); + return to; +} + +inline auto is_big_endian() -> bool { +#ifdef _WIN32 + return false; +#elif defined(__BIG_ENDIAN__) + return true; +#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) + return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; +#else + struct bytes { + char data[sizeof(int)]; + }; + return bit_cast<bytes>(1).data[0] == 0; +#endif +} + +class uint128_fallback { + private: + uint64_t lo_, hi_; + + friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept; + + public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} + constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} + + constexpr uint64_t high() const noexcept { return hi_; } + constexpr uint64_t low() const noexcept { return lo_; } + + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + constexpr explicit operator T() const { + return static_cast<T>(lo_); + } + + friend constexpr auto operator==(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend auto operator+(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> uint128_fallback { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) + -> uint128_fallback { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) + -> uint128_fallback { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; + } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback { + if (shift == 64) return {0, hi_}; + if (shift > 64) return uint128_fallback(0, hi_) >> (shift - 64); + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback { + if (shift == 64) return {lo_, 0}; + if (shift > 64) return uint128_fallback(lo_, 0) << (shift - 64); + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& { + return *this = *this >> shift; + } + FMT_CONSTEXPR void operator+=(uint128_fallback n) { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + + FMT_CONSTEXPR20 uint128_fallback& operator+=(uint64_t n) noexcept { + if (is_constant_evaluated()) { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); + return *this; + } +#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; +#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; +#elif defined(_MSC_VER) && defined(_M_X64) + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); +#else + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); +#endif + return *this; + } +}; + +using uint128_t = conditional_t<FMT_USE_INT128, uint128_opt, uint128_fallback>; + +#ifdef UINTPTR_MAX +using uintptr_t = ::uintptr_t; +#else +using uintptr_t = uint128_t; +#endif + +// Returns the largest possible value for type T. Same as +// std::numeric_limits<T>::max() but shorter and not affected by the max macro. +template <typename T> constexpr auto max_value() -> T { + return (std::numeric_limits<T>::max)(); +} +template <typename T> constexpr auto num_bits() -> int { + return std::numeric_limits<T>::digits; +} +// std::numeric_limits<T>::digits may return 0 for 128-bit ints. +template <> constexpr auto num_bits<int128_opt>() -> int { return 128; } +template <> constexpr auto num_bits<uint128_t>() -> int { return 128; } + +// A heterogeneous bit_cast used for converting 96-bit long double to uint128_t +// and 128-bit pointers to uint128_fallback. +template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) > sizeof(From))> +inline auto bit_cast(const From& from) -> To { + constexpr auto size = static_cast<int>(sizeof(From) / sizeof(unsigned)); + struct data_t { + unsigned value[static_cast<unsigned>(size)]; + } data = bit_cast<data_t>(from); + auto result = To(); + if (const_check(is_big_endian())) { + for (int i = 0; i < size; ++i) + result = (result << num_bits<unsigned>()) | data.value[i]; + } else { + for (int i = size - 1; i >= 0; --i) + result = (result << num_bits<unsigned>()) | data.value[i]; + } + return result; +} + +FMT_INLINE void assume(bool condition) { + (void)condition; +#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION + __builtin_assume(condition); +#endif +} + +// An approximation of iterator_t for pre-C++20 systems. +template <typename T> +using iterator_t = decltype(std::begin(std::declval<T&>())); +template <typename T> using sentinel_t = decltype(std::end(std::declval<T&>())); + +// A workaround for std::string not having mutable data() until C++17. +template <typename Char> +inline auto get_data(std::basic_string<Char>& s) -> Char* { + return &s[0]; +} +template <typename Container> +inline auto get_data(Container& c) -> typename Container::value_type* { + return c.data(); +} + +#if defined(_SECURE_SCL) && _SECURE_SCL +// Make a checked iterator to avoid MSVC warnings. +template <typename T> using checked_ptr = stdext::checked_array_iterator<T*>; +template <typename T> +constexpr auto make_checked(T* p, size_t size) -> checked_ptr<T> { + return {p, size}; +} +#else +template <typename T> using checked_ptr = T*; +template <typename T> constexpr auto make_checked(T* p, size_t) -> T* { + return p; +} +#endif + +// Attempts to reserve space for n extra characters in the output range. +// Returns a pointer to the reserved range or a reference to it. +template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)> +#if FMT_CLANG_VERSION >= 307 && !FMT_ICC_VERSION +__attribute__((no_sanitize("undefined"))) +#endif +inline auto +reserve(std::back_insert_iterator<Container> it, size_t n) + -> checked_ptr<typename Container::value_type> { + Container& c = get_container(it); + size_t size = c.size(); + c.resize(size + n); + return make_checked(get_data(c) + size, n); +} + +template <typename T> +inline auto reserve(buffer_appender<T> it, size_t n) -> buffer_appender<T> { + buffer<T>& buf = get_container(it); + buf.try_reserve(buf.size() + n); + return it; +} + +template <typename Iterator> +constexpr auto reserve(Iterator& it, size_t) -> Iterator& { + return it; +} + +template <typename OutputIt> +using reserve_iterator = + remove_reference_t<decltype(reserve(std::declval<OutputIt&>(), 0))>; + +template <typename T, typename OutputIt> +constexpr auto to_pointer(OutputIt, size_t) -> T* { + return nullptr; +} +template <typename T> auto to_pointer(buffer_appender<T> it, size_t n) -> T* { + buffer<T>& buf = get_container(it); + auto size = buf.size(); + if (buf.capacity() < size + n) return nullptr; + buf.try_resize(size + n); + return buf.data() + size; +} + +template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)> +inline auto base_iterator(std::back_insert_iterator<Container>& it, + checked_ptr<typename Container::value_type>) + -> std::back_insert_iterator<Container> { + return it; +} + +template <typename Iterator> +constexpr auto base_iterator(Iterator, Iterator it) -> Iterator { + return it; +} + +// <algorithm> is spectacularly slow to compile in C++20 so use a simple fill_n +// instead (#1998). +template <typename OutputIt, typename Size, typename T> +FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T& value) + -> OutputIt { + for (Size i = 0; i < count; ++i) *out++ = value; + return out; +} +template <typename T, typename Size> +FMT_CONSTEXPR20 auto fill_n(T* out, Size count, char value) -> T* { + if (is_constant_evaluated()) { + return fill_n<T*, Size, T>(out, count, value); + } + std::memset(out, value, to_unsigned(count)); + return out + count; +} + +#ifdef __cpp_char8_t +using char8_type = char8_t; +#else +enum char8_type : unsigned char {}; +#endif + +template <typename OutChar, typename InputIt, typename OutputIt> +FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, + OutputIt out) -> OutputIt { + return copy_str<OutChar>(begin, end, out); +} + +// A public domain branchless UTF-8 decoder by Christopher Wellons: +// https://github.com/skeeto/branchless-utf8 +/* Decode the next character, c, from s, reporting errors in e. + * + * Since this is a branchless decoder, four bytes will be read from the + * buffer regardless of the actual length of the next character. This + * means the buffer _must_ have at least three bytes of zero padding + * following the end of the data stream. + * + * Errors are reported in e, which will be non-zero if the parsed + * character was somehow invalid: invalid byte sequence, non-canonical + * encoding, or a surrogate half. + * + * The function returns a pointer to the next character. When an error + * occurs, this pointer will be a guess that depends on the particular + * error, but it will always advance at least one byte. + */ +FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) + -> const char* { + constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; + constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; + constexpr const int shiftc[] = {0, 18, 12, 6, 0}; + constexpr const int shifte[] = {0, 6, 4, 2, 0}; + + int len = code_point_length_impl(*s); + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + const char* next = s + len + !len; + + using uchar = unsigned char; + + // Assume a four-byte character and load four bytes. Unused bits are + // shifted out. + *c = uint32_t(uchar(s[0]) & masks[len]) << 18; + *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; + *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; + *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; + *c >>= shiftc[len]; + + // Accumulate the various error conditions. + *e = (*c < mins[len]) << 6; // non-canonical encoding + *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? + *e |= (*c > 0x10FFFF) << 8; // out of range? + *e |= (uchar(s[1]) & 0xc0) >> 2; + *e |= (uchar(s[2]) & 0xc0) >> 4; + *e |= uchar(s[3]) >> 6; + *e ^= 0x2a; // top two bits of each tail byte correct? + *e >>= shifte[len]; + + return next; +} + +constexpr uint32_t invalid_code_point = ~uint32_t(); + +// Invokes f(cp, sv) for every code point cp in s with sv being the string view +// corresponding to the code point. cp is invalid_code_point on error. +template <typename F> +FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { + auto decode = [f](const char* buf_ptr, const char* ptr) { + auto cp = uint32_t(); + auto error = 0; + auto end = utf8_decode(buf_ptr, &cp, &error); + bool result = f(error ? invalid_code_point : cp, + string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); + return result ? (error ? buf_ptr + 1 : end) : nullptr; + }; + auto p = s.data(); + const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. + if (s.size() >= block_size) { + for (auto end = p + s.size() - block_size + 1; p < end;) { + p = decode(p, p); + if (!p) return; + } + } + if (auto num_chars_left = s.data() + s.size() - p) { + char buf[2 * block_size - 1] = {}; + copy_str<char>(p, p + num_chars_left, buf); + const char* buf_ptr = buf; + do { + auto end = decode(buf_ptr, p); + if (!end) return; + p += end - buf_ptr; + buf_ptr = end; + } while (buf_ptr - buf < num_chars_left); + } +} + +template <typename Char> +inline auto compute_width(basic_string_view<Char> s) -> size_t { + return s.size(); +} + +// Computes approximate display width of a UTF-8 string. +FMT_CONSTEXPR inline size_t compute_width(string_view s) { + size_t num_code_points = 0; + // It is not a lambda for compatibility with C++14. + struct count_code_points { + size_t* count; + FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool { + *count += detail::to_unsigned( + 1 + + (cp >= 0x1100 && + (cp <= 0x115f || // Hangul Jamo init. consonants + cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET + cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET + // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: + (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || + (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables + (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs + (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms + (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms + (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms + (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms + (cp >= 0x20000 && cp <= 0x2fffd) || // CJK + (cp >= 0x30000 && cp <= 0x3fffd) || + // Miscellaneous Symbols and Pictographs + Emoticons: + (cp >= 0x1f300 && cp <= 0x1f64f) || + // Supplemental Symbols and Pictographs: + (cp >= 0x1f900 && cp <= 0x1f9ff)))); + return true; + } + }; + for_each_codepoint(s, count_code_points{&num_code_points}); + return num_code_points; +} + +inline auto compute_width(basic_string_view<char8_type> s) -> size_t { + return compute_width( + string_view(reinterpret_cast<const char*>(s.data()), s.size())); +} + +template <typename Char> +inline auto code_point_index(basic_string_view<Char> s, size_t n) -> size_t { + size_t size = s.size(); + return n < size ? n : size; +} + +// Calculates the index of the nth code point in a UTF-8 string. +inline auto code_point_index(string_view s, size_t n) -> size_t { + const char* data = s.data(); + size_t num_code_points = 0; + for (size_t i = 0, size = s.size(); i != size; ++i) { + if ((data[i] & 0xc0) != 0x80 && ++num_code_points > n) return i; + } + return s.size(); +} + +inline auto code_point_index(basic_string_view<char8_type> s, size_t n) + -> size_t { + return code_point_index( + string_view(reinterpret_cast<const char*>(s.data()), s.size()), n); +} + +#ifndef FMT_USE_FLOAT128 +# ifdef __SIZEOF_FLOAT128__ +# define FMT_USE_FLOAT128 1 +# else +# define FMT_USE_FLOAT128 0 +# endif +#endif +#if FMT_USE_FLOAT128 +using float128 = __float128; +#else +using float128 = void; +#endif +template <typename T> using is_float128 = std::is_same<T, float128>; + +template <typename T> +using is_floating_point = + bool_constant<std::is_floating_point<T>::value || is_float128<T>::value>; + +template <typename T, bool = std::is_floating_point<T>::value> +struct is_fast_float : bool_constant<std::numeric_limits<T>::is_iec559 && + sizeof(T) <= sizeof(double)> {}; +template <typename T> struct is_fast_float<T, false> : std::false_type {}; + +template <typename T> +using is_double_double = bool_constant<std::numeric_limits<T>::digits == 106>; + +#ifndef FMT_USE_FULL_CACHE_DRAGONBOX +# define FMT_USE_FULL_CACHE_DRAGONBOX 0 +#endif + +template <typename T> +template <typename U> +void buffer<T>::append(const U* begin, const U* end) { + while (begin != end) { + auto count = to_unsigned(end - begin); + try_reserve(size_ + count); + auto free_cap = capacity_ - size_; + if (free_cap < count) count = free_cap; + std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); + size_ += count; + begin += count; + } +} + +template <typename T, typename Enable = void> +struct is_locale : std::false_type {}; +template <typename T> +struct is_locale<T, void_t<decltype(T::classic())>> : std::true_type {}; +} // namespace detail + +FMT_MODULE_EXPORT_BEGIN + +// The number of characters to store in the basic_memory_buffer object itself +// to avoid dynamic memory allocation. +enum { inline_buffer_size = 500 }; + +/** + \rst + A dynamically growing memory buffer for trivially copyable/constructible types + with the first ``SIZE`` elements stored in the object itself. + + You can use the ``memory_buffer`` type alias for ``char`` instead. + + **Example**:: + + auto out = fmt::memory_buffer(); + format_to(std::back_inserter(out), "The answer is {}.", 42); + + This will append the following output to the ``out`` object: + + .. code-block:: none + + The answer is 42. + + The output can be converted to an ``std::string`` with ``to_string(out)``. + \endrst + */ +template <typename T, size_t SIZE = inline_buffer_size, + typename Allocator = std::allocator<T>> +class basic_memory_buffer final : public detail::buffer<T> { + private: + T store_[SIZE]; + + // Don't inherit from Allocator avoid generating type_info for it. + Allocator alloc_; + + // Deallocate memory allocated by the buffer. + FMT_CONSTEXPR20 void deallocate() { + T* data = this->data(); + if (data != store_) alloc_.deallocate(data, this->capacity()); + } + + protected: + FMT_CONSTEXPR20 void grow(size_t size) override; + + public: + using value_type = T; + using const_reference = const T&; + + FMT_CONSTEXPR20 explicit basic_memory_buffer( + const Allocator& alloc = Allocator()) + : alloc_(alloc) { + this->set(store_, SIZE); + if (detail::is_constant_evaluated()) detail::fill_n(store_, SIZE, T()); + } + FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } + + private: + // Move data from other to this buffer. + FMT_CONSTEXPR20 void move(basic_memory_buffer& other) { + alloc_ = std::move(other.alloc_); + T* data = other.data(); + size_t size = other.size(), capacity = other.capacity(); + if (data == other.store_) { + this->set(store_, capacity); + detail::copy_str<T>(other.store_, other.store_ + size, + detail::make_checked(store_, capacity)); + } else { + this->set(data, capacity); + // Set pointer to the inline array so that delete is not called + // when deallocating. + other.set(other.store_, 0); + other.clear(); + } + this->resize(size); + } + + public: + /** + \rst + Constructs a :class:`fmt::basic_memory_buffer` object moving the content + of the other object to it. + \endrst + */ + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept { + move(other); + } + + /** + \rst + Moves the content of the other ``basic_memory_buffer`` object to this one. + \endrst + */ + auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& { + FMT_ASSERT(this != &other, ""); + deallocate(); + move(other); + return *this; + } + + // Returns a copy of the allocator associated with this buffer. + auto get_allocator() const -> Allocator { return alloc_; } + + /** + Resizes the buffer to contain *count* elements. If T is a POD type new + elements may not be initialized. + */ + FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } + + /** Increases the buffer capacity to *new_capacity*. */ + void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } + + // Directly append data into the buffer + using detail::buffer<T>::append; + template <typename ContiguousRange> + void append(const ContiguousRange& range) { + append(range.data(), range.data() + range.size()); + } +}; + +template <typename T, size_t SIZE, typename Allocator> +FMT_CONSTEXPR20 void basic_memory_buffer<T, SIZE, Allocator>::grow( + size_t size) { + detail::abort_fuzzing_if(size > 5000); + const size_t max_size = std::allocator_traits<Allocator>::max_size(alloc_); + size_t old_capacity = this->capacity(); + size_t new_capacity = old_capacity + old_capacity / 2; + if (size > new_capacity) + new_capacity = size; + else if (new_capacity > max_size) + new_capacity = size > max_size ? size : max_size; + T* old_data = this->data(); + T* new_data = + std::allocator_traits<Allocator>::allocate(alloc_, new_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + std::uninitialized_copy(old_data, old_data + this->size(), + detail::make_checked(new_data, new_capacity)); + this->set(new_data, new_capacity); + // deallocate must not throw according to the standard, but even if it does, + // the buffer already uses the new storage and will deallocate it in + // destructor. + if (old_data != store_) alloc_.deallocate(old_data, old_capacity); +} + +using memory_buffer = basic_memory_buffer<char>; + +template <typename T, size_t SIZE, typename Allocator> +struct is_contiguous<basic_memory_buffer<T, SIZE, Allocator>> : std::true_type { +}; + +namespace detail { +#ifdef _WIN32 +FMT_API bool write_console(std::FILE* f, string_view text); +#endif +FMT_API void print(std::FILE*, string_view); +} // namespace detail + +/** A formatting error such as invalid format string. */ +FMT_CLASS_API +class FMT_API format_error : public std::runtime_error { + public: + explicit format_error(const char* message) : std::runtime_error(message) {} + explicit format_error(const std::string& message) + : std::runtime_error(message) {} + format_error(const format_error&) = default; + format_error& operator=(const format_error&) = default; + format_error(format_error&&) = default; + format_error& operator=(format_error&&) = default; + ~format_error() noexcept override FMT_MSC_DEFAULT; +}; + +namespace detail_exported { +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <typename Char, size_t N> struct fixed_string { + constexpr fixed_string(const Char (&str)[N]) { + detail::copy_str<Char, const Char*, Char*>(static_cast<const Char*>(str), + str + N, data); + } + Char data[N] = {}; +}; +#endif + +// Converts a compile-time string to basic_string_view. +template <typename Char, size_t N> +constexpr auto compile_string_to_view(const Char (&s)[N]) + -> basic_string_view<Char> { + // Remove trailing NUL character if needed. Won't be present if this is used + // with a raw character array (i.e. not defined as a string). + return {s, N - (std::char_traits<Char>::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; +} +template <typename Char> +constexpr auto compile_string_to_view(detail::std_string_view<Char> s) + -> basic_string_view<Char> { + return {s.data(), s.size()}; +} +} // namespace detail_exported + +FMT_BEGIN_DETAIL_NAMESPACE + +template <typename T> struct is_integral : std::is_integral<T> {}; +template <> struct is_integral<int128_opt> : std::true_type {}; +template <> struct is_integral<uint128_t> : std::true_type {}; + +template <typename T> +using is_signed = + std::integral_constant<bool, std::numeric_limits<T>::is_signed || + std::is_same<T, int128_opt>::value>; + +// Returns true if value is negative, false otherwise. +// Same as `value < 0` but doesn't produce warnings if T is an unsigned type. +template <typename T, FMT_ENABLE_IF(is_signed<T>::value)> +constexpr auto is_negative(T value) -> bool { + return value < 0; +} +template <typename T, FMT_ENABLE_IF(!is_signed<T>::value)> +constexpr auto is_negative(T) -> bool { + return false; +} + +template <typename T> +FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool { + if (std::is_same<T, float>()) return FMT_USE_FLOAT; + if (std::is_same<T, double>()) return FMT_USE_DOUBLE; + if (std::is_same<T, long double>()) return FMT_USE_LONG_DOUBLE; + return true; +} + +// Smallest of uint32_t, uint64_t, uint128_t that is large enough to +// represent all values of an integral type T. +template <typename T> +using uint32_or_64_or_128_t = + conditional_t<num_bits<T>() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, + uint32_t, + conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>>; +template <typename T> +using uint64_or_128_t = conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>; + +#define FMT_POWERS_OF_10(factor) \ + factor * 10, (factor)*100, (factor)*1000, (factor)*10000, (factor)*100000, \ + (factor)*1000000, (factor)*10000000, (factor)*100000000, \ + (factor)*1000000000 + +// Converts value in the range [0, 100) to a string. +constexpr const char* digits2(size_t value) { + // GCC generates slightly better code when value is pointer-size. + return &"0001020304050607080910111213141516171819" + "2021222324252627282930313233343536373839" + "4041424344454647484950515253545556575859" + "6061626364656667686970717273747576777879" + "8081828384858687888990919293949596979899"[value * 2]; +} + +// Sign is a template parameter to workaround a bug in gcc 4.8. +template <typename Char, typename Sign> constexpr Char sign(Sign s) { +#if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 + static_assert(std::is_same<Sign, sign_t>::value, ""); +#endif + return static_cast<Char>("\0-+ "[s]); +} + +template <typename T> FMT_CONSTEXPR auto count_digits_fallback(T n) -> int { + int count = 1; + for (;;) { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if (n < 10) return count; + if (n < 100) return count + 1; + if (n < 1000) return count + 2; + if (n < 10000) return count + 3; + n /= 10000u; + count += 4; + } +} +#if FMT_USE_INT128 +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int { + return count_digits_fallback(n); +} +#endif + +#ifdef FMT_BUILTIN_CLZLL +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +inline auto do_count_digits(uint64_t n) -> int { + // This has comparable performance to the version by Kendall Willets + // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) + // but uses smaller tables. + // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). + static constexpr uint8_t bsr2log10[] = { + 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, + 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, + 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, + 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; + auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; + static constexpr const uint64_t zero_or_powers_of_10[] = { + 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), + 10000000000000000000ULL}; + return t - (n < zero_or_powers_of_10[t]); +} +#endif + +// Returns the number of decimal digits in n. Leading zeros are not counted +// except for n == 0 in which case count_digits returns 1. +FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { +#ifdef FMT_BUILTIN_CLZLL + if (!is_constant_evaluated()) { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +// Counts the number of digits in n. BITS = log2(radix). +template <int BITS, typename UInt> +FMT_CONSTEXPR auto count_digits(UInt n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated() && num_bits<UInt>() == 32) + return (FMT_BUILTIN_CLZ(static_cast<uint32_t>(n) | 1) ^ 31) / BITS + 1; +#endif + // Lambda avoids unreachable code warnings from NVHPC. + return [](UInt m) { + int num_digits = 0; + do { + ++num_digits; + } while ((m >>= BITS) != 0); + return num_digits; + }(n); +} + +#ifdef FMT_BUILTIN_CLZ +// It is a separate function rather than a part of count_digits to workaround +// the lack of static constexpr in constexpr functions. +FMT_INLINE auto do_count_digits(uint32_t n) -> int { +// An optimization by Kendall Willets from https://bit.ly/3uOIQrB. +// This increments the upper 32 bits (log10(T) - 1) when >= T is added. +# define FMT_INC(T) (((sizeof(# T) - 1ull) << 32) - T) + static constexpr uint64_t table[] = { + FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 + FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 + FMT_INC(100), FMT_INC(100), FMT_INC(100), // 512 + FMT_INC(1000), FMT_INC(1000), FMT_INC(1000), // 4096 + FMT_INC(10000), FMT_INC(10000), FMT_INC(10000), // 32k + FMT_INC(100000), FMT_INC(100000), FMT_INC(100000), // 256k + FMT_INC(1000000), FMT_INC(1000000), FMT_INC(1000000), // 2048k + FMT_INC(10000000), FMT_INC(10000000), FMT_INC(10000000), // 16M + FMT_INC(100000000), FMT_INC(100000000), FMT_INC(100000000), // 128M + FMT_INC(1000000000), FMT_INC(1000000000), FMT_INC(1000000000), // 1024M + FMT_INC(1000000000), FMT_INC(1000000000) // 4B + }; + auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; + return static_cast<int>((n + inc) >> 32); +} +#endif + +// Optional version of count_digits for better performance on 32-bit platforms. +FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int { +#ifdef FMT_BUILTIN_CLZ + if (!is_constant_evaluated()) { + return do_count_digits(n); + } +#endif + return count_digits_fallback(n); +} + +template <typename Int> constexpr auto digits10() noexcept -> int { + return std::numeric_limits<Int>::digits10; +} +template <> constexpr auto digits10<int128_opt>() noexcept -> int { return 38; } +template <> constexpr auto digits10<uint128_t>() noexcept -> int { return 38; } + +template <typename Char> struct thousands_sep_result { + std::string grouping; + Char thousands_sep; +}; + +template <typename Char> +FMT_API auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char>; +template <typename Char> +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<Char> { + auto result = thousands_sep_impl<char>(loc); + return {result.grouping, Char(result.thousands_sep)}; +} +template <> +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<wchar_t> { + return thousands_sep_impl<wchar_t>(loc); +} + +template <typename Char> +FMT_API auto decimal_point_impl(locale_ref loc) -> Char; +template <typename Char> inline auto decimal_point(locale_ref loc) -> Char { + return Char(decimal_point_impl<char>(loc)); +} +template <> inline auto decimal_point(locale_ref loc) -> wchar_t { + return decimal_point_impl<wchar_t>(loc); +} + +// Compares two characters for equality. +template <typename Char> auto equal2(const Char* lhs, const char* rhs) -> bool { + return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); +} +inline auto equal2(const char* lhs, const char* rhs) -> bool { + return memcmp(lhs, rhs, 2) == 0; +} + +// Copies two characters from src to dst. +template <typename Char> +FMT_CONSTEXPR20 FMT_INLINE void copy2(Char* dst, const char* src) { + if (!is_constant_evaluated() && sizeof(Char) == sizeof(char)) { + memcpy(dst, src, 2); + return; + } + *dst++ = static_cast<Char>(*src++); + *dst = static_cast<Char>(*src); +} + +template <typename Iterator> struct format_decimal_result { + Iterator begin; + Iterator end; +}; + +// Formats a decimal unsigned integer value writing into out pointing to a +// buffer of specified size. The caller must ensure that the buffer is large +// enough. +template <typename Char, typename UInt> +FMT_CONSTEXPR20 auto format_decimal(Char* out, UInt value, int size) + -> format_decimal_result<Char*> { + FMT_ASSERT(size >= count_digits(value), "invalid digit count"); + out += size; + Char* end = out; + while (value >= 100) { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + out -= 2; + copy2(out, digits2(static_cast<size_t>(value % 100))); + value /= 100; + } + if (value < 10) { + *--out = static_cast<Char>('0' + value); + return {out, end}; + } + out -= 2; + copy2(out, digits2(static_cast<size_t>(value))); + return {out, end}; +} + +template <typename Char, typename UInt, typename Iterator, + FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<Iterator>>::value)> +FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) + -> format_decimal_result<Iterator> { + // Buffer is large enough to hold all digits (digits10 + 1). + Char buffer[digits10<UInt>() + 1]; + auto end = format_decimal(buffer, value, size).end; + return {out, detail::copy_str_noinline<Char>(buffer, end, out)}; +} + +template <unsigned BASE_BITS, typename Char, typename UInt> +FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, + bool upper = false) -> Char* { + buffer += num_digits; + Char* end = buffer; + do { + const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; + unsigned digit = static_cast<unsigned>(value & ((1 << BASE_BITS) - 1)); + *--buffer = static_cast<Char>(BASE_BITS < 4 ? static_cast<char>('0' + digit) + : digits[digit]); + } while ((value >>= BASE_BITS) != 0); + return end; +} + +template <unsigned BASE_BITS, typename Char, typename It, typename UInt> +inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) + -> It { + if (auto ptr = to_pointer<Char>(out, to_unsigned(num_digits))) { + format_uint<BASE_BITS>(ptr, value, num_digits, upper); + return out; + } + // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). + char buffer[num_bits<UInt>() / BASE_BITS + 1]; + format_uint<BASE_BITS>(buffer, value, num_digits, upper); + return detail::copy_str_noinline<Char>(buffer, buffer + num_digits, out); +} + +// A converter from UTF-8 to UTF-16. +class utf8_to_utf16 { + private: + basic_memory_buffer<wchar_t> buffer_; + + public: + FMT_API explicit utf8_to_utf16(string_view s); + operator basic_string_view<wchar_t>() const { return {&buffer_[0], size()}; } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const wchar_t* { return &buffer_[0]; } + auto str() const -> std::wstring { return {&buffer_[0], size()}; } +}; + +namespace dragonbox { + +// Type-specific information that Dragonbox uses. +template <typename T, typename Enable = void> struct float_info; + +template <> struct float_info<float> { + using carrier_uint = uint32_t; + static const int exponent_bits = 8; + static const int kappa = 1; + static const int big_divisor = 100; + static const int small_divisor = 10; + static const int min_k = -31; + static const int max_k = 46; + static const int shorter_interval_tie_lower_threshold = -35; + static const int shorter_interval_tie_upper_threshold = -35; +}; + +template <> struct float_info<double> { + using carrier_uint = uint64_t; + static const int exponent_bits = 11; + static const int kappa = 2; + static const int big_divisor = 1000; + static const int small_divisor = 100; + static const int min_k = -292; + static const int max_k = 326; + static const int shorter_interval_tie_lower_threshold = -77; + static const int shorter_interval_tie_upper_threshold = -77; +}; + +// An 80- or 128-bit floating point number. +template <typename T> +struct float_info<T, enable_if_t<std::numeric_limits<T>::digits == 64 || + std::numeric_limits<T>::digits == 113 || + is_float128<T>::value>> { + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; +}; + +// A double-double floating point number. +template <typename T> +struct float_info<T, enable_if_t<is_double_double<T>::value>> { + using carrier_uint = detail::uint128_t; +}; + +template <typename T> struct decimal_fp { + using significand_type = typename float_info<T>::carrier_uint; + significand_type significand; + int exponent; +}; + +template <typename T> FMT_API auto to_decimal(T x) noexcept -> decimal_fp<T>; +} // namespace dragonbox + +// Returns true iff Float has the implicit bit which is not stored. +template <typename Float> constexpr bool has_implicit_bit() { + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits<Float>::digits != 64; +} + +// Returns the number of significand bits stored in Float. The implicit bit is +// not counted since it is not stored. +template <typename Float> constexpr int num_significand_bits() { + // std::numeric_limits may not support __float128. + return is_float128<Float>() ? 112 + : (std::numeric_limits<Float>::digits - + (has_implicit_bit<Float>() ? 1 : 0)); +} + +template <typename Float> +constexpr auto exponent_mask() -> + typename dragonbox::float_info<Float>::carrier_uint { + using uint = typename dragonbox::float_info<Float>::carrier_uint; + return ((uint(1) << dragonbox::float_info<Float>::exponent_bits) - 1) + << num_significand_bits<Float>(); +} +template <typename Float> constexpr auto exponent_bias() -> int { + // std::numeric_limits may not support __float128. + return is_float128<Float>() ? 16383 + : std::numeric_limits<Float>::max_exponent - 1; +} + +// Writes the exponent exp in the form "[+-]d{2,3}" to buffer. +template <typename Char, typename It> +FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It { + FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); + if (exp < 0) { + *it++ = static_cast<Char>('-'); + exp = -exp; + } else { + *it++ = static_cast<Char>('+'); + } + if (exp >= 100) { + const char* top = digits2(to_unsigned(exp / 100)); + if (exp >= 1000) *it++ = static_cast<Char>(top[0]); + *it++ = static_cast<Char>(top[1]); + exp %= 100; + } + const char* d = digits2(to_unsigned(exp)); + *it++ = static_cast<Char>(d[0]); + *it++ = static_cast<Char>(d[1]); + return it; +} + +// A floating-point number f * pow(2, e) where F is an unsigned type. +template <typename F> struct basic_fp { + F f; + int e; + + static constexpr const int num_significand_bits = + static_cast<int>(sizeof(F) * num_bits<unsigned char>()); + + constexpr basic_fp() : f(0), e(0) {} + constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} + + // Constructs fp from an IEEE754 floating-point number. + template <typename Float> FMT_CONSTEXPR basic_fp(Float n) { assign(n); } + + // Assigns n to this and return true iff predecessor is closer than successor. + template <typename Float, FMT_ENABLE_IF(!is_double_double<Float>::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits<Float>::digits <= 113, "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info<Float>::carrier_uint; + const auto num_float_significand_bits = + detail::num_significand_bits<Float>(); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast<carrier_uint>(n); + f = static_cast<F>(u & significand_mask); + auto biased_e = static_cast<int>((u & exponent_mask<Float>()) >> + num_float_significand_bits); + // The predecessor is closer if n is a normalized power of 2 (f == 0) + // other than the smallest normalized number (biased_e > 1). + auto is_predecessor_closer = f == 0 && biased_e > 1; + if (biased_e == 0) + biased_e = 1; // Subnormals use biased exponent 1 (min exponent). + else if (has_implicit_bit<Float>()) + f += static_cast<F>(implicit_bit); + e = biased_e - exponent_bias<Float>() - num_float_significand_bits; + if (!has_implicit_bit<Float>()) ++e; + return is_predecessor_closer; + } + + template <typename Float, FMT_ENABLE_IF(is_double_double<Float>::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert(std::numeric_limits<double>::is_iec559, "unsupported FP"); + return assign(static_cast<double>(n)); + } +}; + +using fp = basic_fp<unsigned long long>; + +// Normalizes the value converted from double and multiplied by (1 << SHIFT). +template <int SHIFT = 0, typename F> +FMT_CONSTEXPR basic_fp<F> normalize(basic_fp<F> value) { + // Handle subnormals. + const auto implicit_bit = F(1) << num_significand_bits<double>(); + const auto shifted_implicit_bit = implicit_bit << SHIFT; + while ((value.f & shifted_implicit_bit) == 0) { + value.f <<= 1; + --value.e; + } + // Subtract 1 to account for hidden bit. + const auto offset = basic_fp<F>::num_significand_bits - + num_significand_bits<double>() - SHIFT - 1; + value.f <<= offset; + value.e -= offset; + return value; +} + +// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. +FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) { +#if FMT_USE_INT128 + auto product = static_cast<__uint128_t>(lhs) * rhs; + auto f = static_cast<uint64_t>(product >> 64); + return (static_cast<uint64_t>(product) & (1ULL << 63)) != 0 ? f + 1 : f; +#else + // Multiply 32-bit parts of significands. + uint64_t mask = (1ULL << 32) - 1; + uint64_t a = lhs >> 32, b = lhs & mask; + uint64_t c = rhs >> 32, d = rhs & mask; + uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; + // Compute mid 64-bit of result and round. + uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); + return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); +#endif +} + +FMT_CONSTEXPR inline fp operator*(fp x, fp y) { + return {multiply(x.f, y.f), x.e + y.e + 64}; +} + +template <typename T = void> struct basic_data { + // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. + // These are generated by support/compute-powers.py. + static constexpr uint64_t pow10_significands[87] = { + 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, + 0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, 0xe61acf033d1a45df, + 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, + 0x8dd01fad907ffc3c, 0xd3515c2831559a83, 0x9d71ac8fada6c9b5, + 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, + 0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7, + 0xa086cfcd97bf97f4, 0xef340a98172aace5, 0xb23867fb2a35b28e, + 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996, + 0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, + 0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, + 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, + 0xf8a95fcf88747d94, 0xb94470938fa89bcf, 0x8a08f0f8bf0f156b, + 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, + 0xaa242499697392d3, 0xfd87b5f28300ca0e, 0xbce5086492111aeb, + 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, + 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984, + 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068, + 0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, + 0x83c7088e1aab65db, 0xc45d1df942711d9a, 0x924d692ca61be758, + 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85, + 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, + 0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, 0xa59bc234db398c25, + 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, + 0xcc20ce9bd35c78a5, 0x98165af37b2153df, 0xe2a0b5dc971f303a, + 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, + 0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129, + 0xe7109bfba19c0c9d, 0xac2820d9623bf429, 0x80444b5e7aa7cf85, + 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, + 0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b, + }; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wnarrowing" +#endif + // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding + // to significands above. + static constexpr int16_t pow10_exponents[87] = { + -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, + -927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661, + -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369, + -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, + -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, + 242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508, + 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800, + 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +# pragma GCC diagnostic pop +#endif + + static constexpr uint64_t power_of_10_64[20] = { + 1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL), + 10000000000000000000ULL}; +}; + +#if FMT_CPLUSPLUS < 201703L +template <typename T> constexpr uint64_t basic_data<T>::pow10_significands[]; +template <typename T> constexpr int16_t basic_data<T>::pow10_exponents[]; +template <typename T> constexpr uint64_t basic_data<T>::power_of_10_64[]; +#endif + +// This is a struct rather than an alias to avoid shadowing warnings in gcc. +struct data : basic_data<> {}; + +// Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its +// (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`. +FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, + int& pow10_exponent) { + const int shift = 32; + // log10(2) = 0x0.4d104d427de7fbcc... + const int64_t significand = 0x4d104d427de7fbcc; + int index = static_cast<int>( + ((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) + + ((int64_t(1) << shift) - 1)) // ceil + >> 32 // arithmetic shift + ); + // Decimal exponent of the first (smallest) cached power of 10. + const int first_dec_exp = -348; + // Difference between 2 consecutive decimal exponents in cached powers of 10. + const int dec_exp_step = 8; + index = (index - first_dec_exp - 1) / dec_exp_step + 1; + pow10_exponent = first_dec_exp + index * dec_exp_step; + // Using *(x + index) instead of x[index] avoids an issue with some compilers + // using the EDG frontend (e.g. nvhpc/22.3 in C++17 mode). + return {*(data::pow10_significands + index), + *(data::pow10_exponents + index)}; +} + +#ifndef _MSC_VER +# define FMT_SNPRINTF snprintf +#else +FMT_API auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) -> int; +# define FMT_SNPRINTF fmt_snprintf +#endif // _MSC_VER + +// Formats a floating-point number with snprintf using the hexfloat format. +template <typename T> +auto snprintf_float(T value, int precision, float_specs specs, + buffer<char>& buf) -> int { + // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. + FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); + FMT_ASSERT(specs.format == float_format::hex, ""); + static_assert(!std::is_same<T, float>::value, ""); + + // Build the format string. + char format[7]; // The longest format is "%#.*Le". + char* format_ptr = format; + *format_ptr++ = '%'; + if (specs.showpoint) *format_ptr++ = '#'; + if (precision >= 0) { + *format_ptr++ = '.'; + *format_ptr++ = '*'; + } + if (std::is_same<T, long double>()) *format_ptr++ = 'L'; + *format_ptr++ = specs.upper ? 'A' : 'a'; + *format_ptr = '\0'; + + // Format using snprintf. + auto offset = buf.size(); + for (;;) { + auto begin = buf.data() + offset; + auto capacity = buf.capacity() - offset; + abort_fuzzing_if(precision > 100000); + // Suppress the warning about a nonliteral format string. + // Cannot use auto because of a bug in MinGW (#1532). + int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; + int result = precision >= 0 + ? snprintf_ptr(begin, capacity, format, precision, value) + : snprintf_ptr(begin, capacity, format, value); + if (result < 0) { + // The buffer will grow exponentially. + buf.try_reserve(buf.capacity() + 1); + continue; + } + auto size = to_unsigned(result); + // Size equal to capacity means that the last character was truncated. + if (size < capacity) { + buf.try_resize(size + offset); + return 0; + } + buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. + } +} + +template <typename T> +using convert_float_result = + conditional_t<std::is_same<T, float>::value || sizeof(T) == sizeof(double), + double, T>; + +template <typename T> +constexpr auto convert_float(T value) -> convert_float_result<T> { + return static_cast<convert_float_result<T>>(value); +} + +template <typename OutputIt, typename Char> +FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, + const fill_t<Char>& fill) -> OutputIt { + auto fill_size = fill.size(); + if (fill_size == 1) return detail::fill_n(it, n, fill[0]); + auto data = fill.data(); + for (size_t i = 0; i < n; ++i) + it = copy_str<Char>(data, data + fill_size, it); + return it; +} + +// Writes the output of f, padded according to format specifications in specs. +// size: output size in code units. +// width: output display width in (terminal) column positions. +template <align::type align = align::left, typename OutputIt, typename Char, + typename F> +FMT_CONSTEXPR auto write_padded(OutputIt out, + const basic_format_specs<Char>& specs, + size_t size, size_t width, F&& f) -> OutputIt { + static_assert(align == align::left || align == align::right, ""); + unsigned spec_width = to_unsigned(specs.width); + size_t padding = spec_width > width ? spec_width - width : 0; + // Shifts are encoded as string literals because static constexpr is not + // supported in constexpr functions. + auto* shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; + size_t left_padding = padding >> shifts[specs.align]; + size_t right_padding = padding - left_padding; + auto it = reserve(out, size + padding * specs.fill.size()); + if (left_padding != 0) it = fill(it, left_padding, specs.fill); + it = f(it); + if (right_padding != 0) it = fill(it, right_padding, specs.fill); + return base_iterator(out, it); +} + +template <align::type align = align::left, typename OutputIt, typename Char, + typename F> +constexpr auto write_padded(OutputIt out, const basic_format_specs<Char>& specs, + size_t size, F&& f) -> OutputIt { + return write_padded<align>(out, specs, size, size, f); +} + +template <align::type align = align::left, typename Char, typename OutputIt> +FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, + const basic_format_specs<Char>& specs) + -> OutputIt { + return write_padded<align>( + out, specs, bytes.size(), [bytes](reserve_iterator<OutputIt> it) { + const char* data = bytes.data(); + return copy_str<Char>(data, data + bytes.size(), it); + }); +} + +template <typename Char, typename OutputIt, typename UIntPtr> +auto write_ptr(OutputIt out, UIntPtr value, + const basic_format_specs<Char>* specs) -> OutputIt { + int num_digits = count_digits<4>(value); + auto size = to_unsigned(num_digits) + size_t(2); + auto write = [=](reserve_iterator<OutputIt> it) { + *it++ = static_cast<Char>('0'); + *it++ = static_cast<Char>('x'); + return format_uint<4, Char>(it, value, num_digits); + }; + return specs ? write_padded<align::right>(out, *specs, size, write) + : base_iterator(out, write(reserve(out, size))); +} + +// Returns true iff the code point cp is printable. +FMT_API auto is_printable(uint32_t cp) -> bool; + +inline auto needs_escape(uint32_t cp) -> bool { + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || + !is_printable(cp); +} + +template <typename Char> struct find_escape_result { + const Char* begin; + const Char* end; + uint32_t cp; +}; + +template <typename Char> +using make_unsigned_char = + typename conditional_t<std::is_integral<Char>::value, + std::make_unsigned<Char>, + type_identity<uint32_t>>::type; + +template <typename Char> +auto find_escape(const Char* begin, const Char* end) + -> find_escape_result<Char> { + for (; begin != end; ++begin) { + uint32_t cp = static_cast<make_unsigned_char<Char>>(*begin); + if (const_check(sizeof(Char) == 1) && cp >= 0x80) continue; + if (needs_escape(cp)) return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char* begin, const char* end) + -> find_escape_result<char> { + if (!is_utf8()) return find_escape<char>(begin, end); + auto result = find_escape_result<char>{end, nullptr, 0}; + for_each_codepoint(string_view(begin, to_unsigned(end - begin)), + [&](uint32_t cp, string_view sv) { + if (needs_escape(cp)) { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; + }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base { \ + using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t<decltype(s[0])>; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ + operator fmt::basic_string_view<char_type>() const { \ + return fmt::detail_exported::compile_string_to_view<char_type>(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() + +/** + \rst + Constructs a compile-time format string from a string literal *s*. + + **Example**:: + + // A compile-time error because 'd' is an invalid specifier for strings. + std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); + \endrst + */ +#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) + +template <size_t width, typename Char, typename OutputIt> +auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt { + *out++ = static_cast<Char>('\\'); + *out++ = static_cast<Char>(prefix); + Char buf[width]; + fill_n(buf, width, static_cast<Char>('0')); + format_uint<4>(buf, cp, width); + return copy_str<Char>(buf, buf + width, out); +} + +template <typename OutputIt, typename Char> +auto write_escaped_cp(OutputIt out, const find_escape_result<Char>& escape) + -> OutputIt { + auto c = static_cast<Char>(escape.cp); + switch (escape.cp) { + case '\n': + *out++ = static_cast<Char>('\\'); + c = static_cast<Char>('n'); + break; + case '\r': + *out++ = static_cast<Char>('\\'); + c = static_cast<Char>('r'); + break; + case '\t': + *out++ = static_cast<Char>('\\'); + c = static_cast<Char>('t'); + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = static_cast<Char>('\\'); + break; + default: + if (is_utf8()) { + if (escape.cp < 0x100) { + return write_codepoint<2, Char>(out, 'x', escape.cp); + } + if (escape.cp < 0x10000) { + return write_codepoint<4, Char>(out, 'u', escape.cp); + } + if (escape.cp < 0x110000) { + return write_codepoint<8, Char>(out, 'U', escape.cp); + } + } + for (Char escape_char : basic_string_view<Char>( + escape.begin, to_unsigned(escape.end - escape.begin))) { + out = write_codepoint<2, Char>(out, 'x', + static_cast<uint32_t>(escape_char) & 0xFF); + } + return out; + } + *out++ = c; + return out; +} + +template <typename Char, typename OutputIt> +auto write_escaped_string(OutputIt out, basic_string_view<Char> str) + -> OutputIt { + *out++ = static_cast<Char>('"'); + auto begin = str.begin(), end = str.end(); + do { + auto escape = find_escape(begin, end); + out = copy_str<Char>(begin, escape.begin, out); + begin = escape.end; + if (!begin) break; + out = write_escaped_cp<OutputIt, Char>(out, escape); + } while (begin != end); + *out++ = static_cast<Char>('"'); + return out; +} + +template <typename Char, typename OutputIt> +auto write_escaped_char(OutputIt out, Char v) -> OutputIt { + *out++ = static_cast<Char>('\''); + if ((needs_escape(static_cast<uint32_t>(v)) && v != static_cast<Char>('"')) || + v == static_cast<Char>('\'')) { + out = write_escaped_cp( + out, find_escape_result<Char>{&v, &v + 1, static_cast<uint32_t>(v)}); + } else { + *out++ = v; + } + *out++ = static_cast<Char>('\''); + return out; +} + +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write_char(OutputIt out, Char value, + const basic_format_specs<Char>& specs) + -> OutputIt { + bool is_debug = specs.type == presentation_type::debug; + return write_padded(out, specs, 1, [=](reserve_iterator<OutputIt> it) { + if (is_debug) return write_escaped_char(it, value); + *it++ = value; + return it; + }); +} +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write(OutputIt out, Char value, + const basic_format_specs<Char>& specs, + locale_ref loc = {}) -> OutputIt { + return check_char_specs(specs) + ? write_char(out, value, specs) + : write(out, static_cast<int>(value), specs, loc); +} + +// Data for write_int that doesn't depend on output iterator type. It is used to +// avoid template code bloat. +template <typename Char> struct write_int_data { + size_t size; + size_t padding; + + FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, + const basic_format_specs<Char>& specs) + : size((prefix >> 24) + to_unsigned(num_digits)), padding(0) { + if (specs.align == align::numeric) { + auto width = to_unsigned(specs.width); + if (width > size) { + padding = width - size; + size = width; + } + } else if (specs.precision > num_digits) { + size = (prefix >> 24) + to_unsigned(specs.precision); + padding = to_unsigned(specs.precision - num_digits); + } + } +}; + +// Writes an integer in the format +// <left-padding><prefix><numeric-padding><digits><right-padding> +// where <digits> are written by write_digits(it). +// prefix contains chars in three lower bytes and the size in the fourth byte. +template <typename OutputIt, typename Char, typename W> +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, + unsigned prefix, + const basic_format_specs<Char>& specs, + W write_digits) -> OutputIt { + // Slightly faster check for specs.width == 0 && specs.precision == -1. + if ((specs.width | (specs.precision + 1)) == 0) { + auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); + if (prefix != 0) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast<Char>(p & 0xff); + } + return base_iterator(out, write_digits(it)); + } + auto data = write_int_data<Char>(num_digits, prefix, specs); + return write_padded<align::right>( + out, specs, data.size, [=](reserve_iterator<OutputIt> it) { + for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast<Char>(p & 0xff); + it = detail::fill_n(it, data.padding, static_cast<Char>('0')); + return write_digits(it); + }); +} + +template <typename Char> class digit_grouping { + private: + thousands_sep_result<Char> sep_; + + struct next_state { + std::string::const_iterator group; + int pos; + }; + next_state initial_state() const { return {sep_.grouping.begin(), 0}; } + + // Returns the next digit group separator position. + int next(next_state& state) const { + if (!sep_.thousands_sep) return max_value<int>(); + if (state.group == sep_.grouping.end()) + return state.pos += sep_.grouping.back(); + if (*state.group <= 0 || *state.group == max_value<char>()) + return max_value<int>(); + state.pos += *state.group++; + return state.pos; + } + + public: + explicit digit_grouping(locale_ref loc, bool localized = true) { + if (localized) + sep_ = thousands_sep<Char>(loc); + else + sep_.thousands_sep = Char(); + } + explicit digit_grouping(thousands_sep_result<Char> sep) : sep_(sep) {} + + Char separator() const { return sep_.thousands_sep; } + + int count_separators(int num_digits) const { + int count = 0; + auto state = initial_state(); + while (num_digits > next(state)) ++count; + return count; + } + + // Applies grouping to digits and write the output to out. + template <typename Out, typename C> + Out apply(Out out, basic_string_view<C> digits) const { + auto num_digits = static_cast<int>(digits.size()); + auto separators = basic_memory_buffer<int>(); + separators.push_back(0); + auto state = initial_state(); + while (int i = next(state)) { + if (i >= num_digits) break; + separators.push_back(i); + } + for (int i = 0, sep_index = static_cast<int>(separators.size() - 1); + i < num_digits; ++i) { + if (num_digits - i == separators[sep_index]) { + *out++ = separator(); + --sep_index; + } + *out++ = static_cast<Char>(digits[to_unsigned(i)]); + } + return out; + } +}; + +template <typename OutputIt, typename UInt, typename Char> +auto write_int_localized(OutputIt out, UInt value, unsigned prefix, + const basic_format_specs<Char>& specs, + const digit_grouping<Char>& grouping) -> OutputIt { + static_assert(std::is_same<uint64_or_128_t<UInt>, UInt>::value, ""); + int num_digits = count_digits(value); + char digits[40]; + format_decimal(digits, value, num_digits); + unsigned size = to_unsigned((prefix != 0 ? 1 : 0) + num_digits + + grouping.count_separators(num_digits)); + return write_padded<align::right>( + out, specs, size, size, [&](reserve_iterator<OutputIt> it) { + if (prefix != 0) { + char sign = static_cast<char>(prefix); + *it++ = static_cast<Char>(sign); + } + return grouping.apply(it, string_view(digits, to_unsigned(num_digits))); + }); +} + +template <typename OutputIt, typename UInt, typename Char> +auto write_int_localized(OutputIt& out, UInt value, unsigned prefix, + const basic_format_specs<Char>& specs, locale_ref loc) + -> bool { + auto grouping = digit_grouping<Char>(loc); + out = write_int_localized(out, value, prefix, specs, grouping); + return true; +} + +FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { + prefix |= prefix != 0 ? value << 8 : value; + prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +} + +template <typename UInt> struct write_int_arg { + UInt abs_value; + unsigned prefix; +}; + +template <typename T> +FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) + -> write_int_arg<uint32_or_64_or_128_t<T>> { + auto prefix = 0u; + auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); + if (is_negative(value)) { + prefix = 0x01000000 | '-'; + abs_value = 0 - abs_value; + } else { + constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', + 0x1000000u | ' '}; + prefix = prefixes[sign]; + } + return {abs_value, prefix}; +} + +template <typename Char, typename OutputIt, typename T> +FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg<T> arg, + const basic_format_specs<Char>& specs, + locale_ref loc) -> OutputIt { + static_assert(std::is_same<T, uint32_or_64_or_128_t<T>>::value, ""); + auto abs_value = arg.abs_value; + auto prefix = arg.prefix; + switch (specs.type) { + case presentation_type::none: + case presentation_type::dec: { + if (specs.localized && + write_int_localized(out, static_cast<uint64_or_128_t<T>>(abs_value), + prefix, specs, loc)) { + return out; + } + auto num_digits = count_digits(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator<OutputIt> it) { + return format_decimal<Char>(it, abs_value, num_digits).end; + }); + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: { + bool upper = specs.type == presentation_type::hex_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + int num_digits = count_digits<4>(abs_value); + return write_int( + out, num_digits, prefix, specs, [=](reserve_iterator<OutputIt> it) { + return format_uint<4, Char>(it, abs_value, num_digits, upper); + }); + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: { + bool upper = specs.type == presentation_type::bin_upper; + if (specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + int num_digits = count_digits<1>(abs_value); + return write_int(out, num_digits, prefix, specs, + [=](reserve_iterator<OutputIt> it) { + return format_uint<1, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::oct: { + int num_digits = count_digits<3>(abs_value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if (specs.alt && specs.precision <= num_digits && abs_value != 0) + prefix_append(prefix, '0'); + return write_int(out, num_digits, prefix, specs, + [=](reserve_iterator<OutputIt> it) { + return format_uint<3, Char>(it, abs_value, num_digits); + }); + } + case presentation_type::chr: + return write_char(out, static_cast<Char>(abs_value), specs); + default: + throw_format_error("invalid type specifier"); + } + return out; +} +template <typename Char, typename OutputIt, typename T> +FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline( + OutputIt out, write_int_arg<T> arg, const basic_format_specs<Char>& specs, + locale_ref loc) -> OutputIt { + return write_int(out, arg, specs, loc); +} +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_integral<T>::value && + !std::is_same<T, bool>::value && + std::is_same<OutputIt, buffer_appender<Char>>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, + const basic_format_specs<Char>& specs, + locale_ref loc) -> OutputIt { + return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, + loc); +} +// An inlined version of write used in format string compilation. +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_integral<T>::value && + !std::is_same<T, bool>::value && + !std::is_same<OutputIt, buffer_appender<Char>>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, + const basic_format_specs<Char>& specs, + locale_ref loc) -> OutputIt { + return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); +} + +// An output iterator that counts the number of objects written to it and +// discards them. +class counting_iterator { + private: + size_t count_; + + public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type { + template <typename T> FMT_CONSTEXPR void operator=(const T&) {} + }; + + FMT_CONSTEXPR counting_iterator() : count_(0) {} + + FMT_CONSTEXPR size_t count() const { return count_; } + + FMT_CONSTEXPR counting_iterator& operator++() { + ++count_; + return *this; + } + FMT_CONSTEXPR counting_iterator operator++(int) { + auto it = *this; + ++*this; + return it; + } + + FMT_CONSTEXPR friend counting_iterator operator+(counting_iterator it, + difference_type n) { + it.count_ += static_cast<size_t>(n); + return it; + } + + FMT_CONSTEXPR value_type operator*() const { return {}; } +}; + +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> s, + const basic_format_specs<Char>& specs) -> OutputIt { + auto data = s.data(); + auto size = s.size(); + if (specs.precision >= 0 && to_unsigned(specs.precision) < size) + size = code_point_index(s, to_unsigned(specs.precision)); + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + if (specs.width != 0) { + if (is_debug) + width = write_escaped_string(counting_iterator{}, s).count(); + else + width = compute_width(basic_string_view<Char>(data, size)); + } + return write_padded(out, specs, size, width, + [=](reserve_iterator<OutputIt> it) { + if (is_debug) return write_escaped_string(it, s); + return copy_str<Char>(data, data + size, it); + }); +} +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write(OutputIt out, + basic_string_view<type_identity_t<Char>> s, + const basic_format_specs<Char>& specs, locale_ref) + -> OutputIt { + check_string_type_spec(specs.type); + return write(out, s, specs); +} +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write(OutputIt out, const Char* s, + const basic_format_specs<Char>& specs, locale_ref) + -> OutputIt { + return check_cstring_type_spec(specs.type) + ? write(out, basic_string_view<Char>(s), specs, {}) + : write_ptr<Char>(out, bit_cast<uintptr_t>(s), &specs); +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_integral<T>::value && + !std::is_same<T, bool>::value && + !std::is_same<T, Char>::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); + bool negative = is_negative(value); + // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. + if (negative) abs_value = ~abs_value + 1; + int num_digits = count_digits(abs_value); + auto size = (negative ? 1 : 0) + static_cast<size_t>(num_digits); + auto it = reserve(out, size); + if (auto ptr = to_pointer<Char>(it, size)) { + if (negative) *ptr++ = static_cast<Char>('-'); + format_decimal<Char>(ptr, abs_value, num_digits); + return out; + } + if (negative) *it++ = static_cast<Char>('-'); + it = format_decimal<Char>(it, abs_value, num_digits).end; + return base_iterator(out, it); +} + +template <typename Char, typename OutputIt> +FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, + basic_format_specs<Char> specs, + const float_specs& fspecs) -> OutputIt { + auto str = + isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); + constexpr size_t str_size = 3; + auto sign = fspecs.sign; + auto size = str_size + (sign ? 1 : 0); + // Replace '0'-padding with space for non-finite values. + const bool is_zero_fill = + specs.fill.size() == 1 && *specs.fill.data() == static_cast<Char>('0'); + if (is_zero_fill) specs.fill[0] = static_cast<Char>(' '); + return write_padded(out, specs, size, [=](reserve_iterator<OutputIt> it) { + if (sign) *it++ = detail::sign<Char>(sign); + return copy_str<Char>(str, str + str_size, it); + }); +} + +// A decimal floating-point number significand * pow(10, exp). +struct big_decimal_fp { + const char* significand; + int significand_size; + int exponent; +}; + +constexpr auto get_significand_size(const big_decimal_fp& f) -> int { + return f.significand_size; +} +template <typename T> +inline auto get_significand_size(const dragonbox::decimal_fp<T>& f) -> int { + return count_digits(f.significand); +} + +template <typename Char, typename OutputIt> +constexpr auto write_significand(OutputIt out, const char* significand, + int significand_size) -> OutputIt { + return copy_str<Char>(significand, significand + significand_size, out); +} +template <typename Char, typename OutputIt, typename UInt> +inline auto write_significand(OutputIt out, UInt significand, + int significand_size) -> OutputIt { + return format_decimal<Char>(out, significand, significand_size).end; +} +template <typename Char, typename OutputIt, typename T, typename Grouping> +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, + int significand_size, int exponent, + const Grouping& grouping) -> OutputIt { + if (!grouping.separator()) { + out = write_significand<Char>(out, significand, significand_size); + return detail::fill_n(out, exponent, static_cast<Char>('0')); + } + auto buffer = memory_buffer(); + write_significand<char>(appender(buffer), significand, significand_size); + detail::fill_n(appender(buffer), exponent, '0'); + return grouping.apply(out, string_view(buffer.data(), buffer.size())); +} + +template <typename Char, typename UInt, + FMT_ENABLE_IF(std::is_integral<UInt>::value)> +inline auto write_significand(Char* out, UInt significand, int significand_size, + int integral_size, Char decimal_point) -> Char* { + if (!decimal_point) + return format_decimal(out, significand, significand_size).end; + out += significand_size + 1; + Char* end = out; + int floating_size = significand_size - integral_size; + for (int i = floating_size / 2; i > 0; --i) { + out -= 2; + copy2(out, digits2(static_cast<std::size_t>(significand % 100))); + significand /= 100; + } + if (floating_size % 2 != 0) { + *--out = static_cast<Char>('0' + significand % 10); + significand /= 10; + } + *--out = decimal_point; + format_decimal(out - integral_size, significand, integral_size); + return end; +} + +template <typename OutputIt, typename UInt, typename Char, + FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<OutputIt>>::value)> +inline auto write_significand(OutputIt out, UInt significand, + int significand_size, int integral_size, + Char decimal_point) -> OutputIt { + // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. + Char buffer[digits10<UInt>() + 2]; + auto end = write_significand(buffer, significand, significand_size, + integral_size, decimal_point); + return detail::copy_str_noinline<Char>(buffer, end, out); +} + +template <typename OutputIt, typename Char> +FMT_CONSTEXPR auto write_significand(OutputIt out, const char* significand, + int significand_size, int integral_size, + Char decimal_point) -> OutputIt { + out = detail::copy_str_noinline<Char>(significand, + significand + integral_size, out); + if (!decimal_point) return out; + *out++ = decimal_point; + return detail::copy_str_noinline<Char>(significand + integral_size, + significand + significand_size, out); +} + +template <typename OutputIt, typename Char, typename T, typename Grouping> +FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, + int significand_size, int integral_size, + Char decimal_point, + const Grouping& grouping) -> OutputIt { + if (!grouping.separator()) { + return write_significand(out, significand, significand_size, integral_size, + decimal_point); + } + auto buffer = basic_memory_buffer<Char>(); + write_significand(buffer_appender<Char>(buffer), significand, + significand_size, integral_size, decimal_point); + grouping.apply( + out, basic_string_view<Char>(buffer.data(), to_unsigned(integral_size))); + return detail::copy_str_noinline<Char>(buffer.data() + integral_size, + buffer.end(), out); +} + +template <typename OutputIt, typename DecimalFP, typename Char, + typename Grouping = digit_grouping<Char>> +FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& f, + const basic_format_specs<Char>& specs, + float_specs fspecs, locale_ref loc) + -> OutputIt { + auto significand = f.significand; + int significand_size = get_significand_size(f); + const Char zero = static_cast<Char>('0'); + auto sign = fspecs.sign; + size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); + using iterator = reserve_iterator<OutputIt>; + + Char decimal_point = + fspecs.locale ? detail::decimal_point<Char>(loc) : static_cast<Char>('.'); + + int output_exp = f.exponent + significand_size - 1; + auto use_exp_format = [=]() { + if (fspecs.format == float_format::exp) return true; + if (fspecs.format != float_format::general) return false; + // Use the fixed notation if the exponent is in [exp_lower, exp_upper), + // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. + const int exp_lower = -4, exp_upper = 16; + return output_exp < exp_lower || + output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); + }; + if (use_exp_format()) { + int num_zeros = 0; + if (fspecs.showpoint) { + num_zeros = fspecs.precision - significand_size; + if (num_zeros < 0) num_zeros = 0; + size += to_unsigned(num_zeros); + } else if (significand_size == 1) { + decimal_point = Char(); + } + auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; + int exp_digits = 2; + if (abs_output_exp >= 100) exp_digits = abs_output_exp >= 1000 ? 4 : 3; + + size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); + char exp_char = fspecs.upper ? 'E' : 'e'; + auto write = [=](iterator it) { + if (sign) *it++ = detail::sign<Char>(sign); + // Insert a decimal point after the first digit and add an exponent. + it = write_significand(it, significand, significand_size, 1, + decimal_point); + if (num_zeros > 0) it = detail::fill_n(it, num_zeros, zero); + *it++ = static_cast<Char>(exp_char); + return write_exponent<Char>(output_exp, it); + }; + return specs.width > 0 ? write_padded<align::right>(out, specs, size, write) + : base_iterator(out, write(reserve(out, size))); + } + + int exp = f.exponent + significand_size; + if (f.exponent >= 0) { + // 1234e5 -> 123400000[.0+] + size += to_unsigned(f.exponent); + int num_zeros = fspecs.precision - exp; + abort_fuzzing_if(num_zeros > 5000); + if (fspecs.showpoint) { + ++size; + if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 1; + if (num_zeros > 0) size += to_unsigned(num_zeros); + } + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded<align::right>(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign<Char>(sign); + it = write_significand<Char>(it, significand, significand_size, + f.exponent, grouping); + if (!fspecs.showpoint) return it; + *it++ = decimal_point; + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } else if (exp > 0) { + // 1234e-2 -> 12.34[0+] + int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; + size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(significand_size)); + return write_padded<align::right>(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign<Char>(sign); + it = write_significand(it, significand, significand_size, exp, + decimal_point, grouping); + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } + // 1234e-6 -> 0.001234 + int num_zeros = -exp; + if (significand_size == 0 && fspecs.precision >= 0 && + fspecs.precision < num_zeros) { + num_zeros = fspecs.precision; + } + bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; + size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); + return write_padded<align::right>(out, specs, size, [&](iterator it) { + if (sign) *it++ = detail::sign<Char>(sign); + *it++ = zero; + if (!pointy) return it; + *it++ = decimal_point; + it = detail::fill_n(it, num_zeros, zero); + return write_significand<Char>(it, significand, significand_size); + }); +} + +template <typename Char> class fallback_digit_grouping { + public: + constexpr fallback_digit_grouping(locale_ref, bool) {} + + constexpr Char separator() const { return Char(); } + + constexpr int count_separators(int) const { return 0; } + + template <typename Out, typename C> + constexpr Out apply(Out out, basic_string_view<C>) const { + return out; + } +}; + +template <typename OutputIt, typename DecimalFP, typename Char> +FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& f, + const basic_format_specs<Char>& specs, + float_specs fspecs, locale_ref loc) + -> OutputIt { + if (is_constant_evaluated()) { + return do_write_float<OutputIt, DecimalFP, Char, + fallback_digit_grouping<Char>>(out, f, specs, fspecs, + loc); + } else { + return do_write_float(out, f, specs, fspecs, loc); + } +} + +template <typename T> constexpr bool isnan(T value) { + return !(value >= value); // std::isnan doesn't support __float128. +} + +template <typename T, typename Enable = void> +struct has_isfinite : std::false_type {}; + +template <typename T> +struct has_isfinite<T, enable_if_t<sizeof(std::isfinite(T())) != 0>> + : std::true_type {}; + +template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value&& + has_isfinite<T>::value)> +FMT_CONSTEXPR20 bool isfinite(T value) { + constexpr T inf = T(std::numeric_limits<double>::infinity()); + if (is_constant_evaluated()) + return !detail::isnan(value) && value != inf && value != -inf; + return std::isfinite(value); +} +template <typename T, FMT_ENABLE_IF(!has_isfinite<T>::value)> +FMT_CONSTEXPR bool isfinite(T value) { + T inf = T(std::numeric_limits<double>::infinity()); + // std::isfinite doesn't support __float128. + return !detail::isnan(value) && value != inf && value != -inf; +} + +template <typename T, FMT_ENABLE_IF(is_floating_point<T>::value)> +FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { + if (is_constant_evaluated()) { +#ifdef __cpp_if_constexpr + if constexpr (std::numeric_limits<double>::is_iec559) { + auto bits = detail::bit_cast<uint64_t>(static_cast<double>(value)); + return (bits >> (num_bits<uint64_t>() - 1)) != 0; + } +#endif + } + return std::signbit(static_cast<double>(value)); +} + +enum class round_direction { unknown, up, down }; + +// Given the divisor (normally a power of 10), the remainder = v % divisor for +// some number v and the error, returns whether v should be rounded up, down, or +// whether the rounding direction can't be determined due to error. +// error should be less than divisor / 2. +FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor, + uint64_t remainder, + uint64_t error) { + FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. + FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. + FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. + // Round down if (remainder + error) * 2 <= divisor. + if (remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) + return round_direction::down; + // Round up if (remainder - error) * 2 >= divisor. + if (remainder >= error && + remainder - error >= divisor - (remainder - error)) { + return round_direction::up; + } + return round_direction::unknown; +} + +namespace digits { +enum result { + more, // Generate more digits. + done, // Done generating digits. + error // Digit generation cancelled due to an error. +}; +} + +struct gen_digits_handler { + char* buf; + int size; + int precision; + int exp10; + bool fixed; + + FMT_CONSTEXPR digits::result on_digit(char digit, uint64_t divisor, + uint64_t remainder, uint64_t error, + bool integral) { + FMT_ASSERT(remainder < divisor, ""); + buf[size++] = digit; + if (!integral && error >= remainder) return digits::error; + if (size < precision) return digits::more; + if (!integral) { + // Check if error * 2 < divisor with overflow prevention. + // The check is not needed for the integral part because error = 1 + // and divisor > (1 << 32) there. + if (error >= divisor || error >= divisor - error) return digits::error; + } else { + FMT_ASSERT(error == 1 && divisor > 2, ""); + } + auto dir = get_round_direction(divisor, remainder, error); + if (dir != round_direction::up) + return dir == round_direction::down ? digits::done : digits::error; + ++buf[size - 1]; + for (int i = size - 1; i > 0 && buf[i] > '9'; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] > '9') { + buf[0] = '1'; + if (fixed) + buf[size++] = '0'; + else + ++exp10; + } + return digits::done; + } +}; + +inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) { + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if (exp10 > 0 && precision > max_value<int>() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; +} + +// Generates output using the Grisu digit-gen algorithm. +// error: the size of the region (lower, upper) outside of which numbers +// definitely do not round to value (Delta in Grisu3). +FMT_INLINE FMT_CONSTEXPR20 auto grisu_gen_digits(fp value, uint64_t error, + int& exp, + gen_digits_handler& handler) + -> digits::result { + const fp one(1ULL << -value.e, value.e); + // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be + // zero because it contains a product of two 64-bit numbers with MSB set (due + // to normalization) - 1, shifted right by at most 60 bits. + auto integral = static_cast<uint32_t>(value.f >> -one.e); + FMT_ASSERT(integral != 0, ""); + FMT_ASSERT(integral == value.f >> -one.e, ""); + // The fractional part of scaled value (p2 in Grisu) c = value % one. + uint64_t fractional = value.f & (one.f - 1); + exp = count_digits(integral); // kappa in Grisu. + // Non-fixed formats require at least one digit and no precision adjustment. + if (handler.fixed) { + adjust_precision(handler.precision, exp + handler.exp10); + // Check if precision is satisfied just by leading zeros, e.g. + // format("{:.2f}", 0.001) gives "0.00" without generating any digits. + if (handler.precision <= 0) { + if (handler.precision < 0) return digits::done; + // Divide by 10 to prevent overflow. + uint64_t divisor = data::power_of_10_64[exp - 1] << -one.e; + auto dir = get_round_direction(divisor, value.f / 10, error * 10); + if (dir == round_direction::unknown) return digits::error; + handler.buf[handler.size++] = dir == round_direction::up ? '1' : '0'; + return digits::done; + } + } + // Generate digits for the integral part. This can produce up to 10 digits. + do { + uint32_t digit = 0; + auto divmod_integral = [&](uint32_t divisor) { + digit = integral / divisor; + integral %= divisor; + }; + // This optimization by Milo Yip reduces the number of integer divisions by + // one per iteration. + switch (exp) { + case 10: + divmod_integral(1000000000); + break; + case 9: + divmod_integral(100000000); + break; + case 8: + divmod_integral(10000000); + break; + case 7: + divmod_integral(1000000); + break; + case 6: + divmod_integral(100000); + break; + case 5: + divmod_integral(10000); + break; + case 4: + divmod_integral(1000); + break; + case 3: + divmod_integral(100); + break; + case 2: + divmod_integral(10); + break; + case 1: + digit = integral; + integral = 0; + break; + default: + FMT_ASSERT(false, "invalid number of digits"); + } + --exp; + auto remainder = (static_cast<uint64_t>(integral) << -one.e) + fractional; + auto result = handler.on_digit(static_cast<char>('0' + digit), + data::power_of_10_64[exp] << -one.e, + remainder, error, true); + if (result != digits::more) return result; + } while (exp > 0); + // Generate digits for the fractional part. + for (;;) { + fractional *= 10; + error *= 10; + char digit = static_cast<char>('0' + (fractional >> -one.e)); + fractional &= one.f - 1; + --exp; + auto result = handler.on_digit(digit, one.f, fractional, error, false); + if (result != digits::more) return result; + } +} + +class bigint { + private: + // A bigint is stored as an array of bigits (big digits), with bigit at index + // 0 being the least significant one. + using bigit = uint32_t; + using double_bigit = uint64_t; + enum { bigits_capacity = 32 }; + basic_memory_buffer<bigit, bigits_capacity> bigits_; + int exp_; + + FMT_CONSTEXPR20 bigit operator[](int index) const { + return bigits_[to_unsigned(index)]; + } + FMT_CONSTEXPR20 bigit& operator[](int index) { + return bigits_[to_unsigned(index)]; + } + + static constexpr const int bigit_bits = num_bits<bigit>(); + + friend struct formatter<bigint>; + + FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) { + auto result = static_cast<double_bigit>((*this)[index]) - other - borrow; + (*this)[index] = static_cast<bigit>(result); + borrow = static_cast<bigit>(result >> (bigit_bits * 2 - 1)); + } + + FMT_CONSTEXPR20 void remove_leading_zeros() { + int num_bigits = static_cast<int>(bigits_.size()) - 1; + while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; + bigits_.resize(to_unsigned(num_bigits + 1)); + } + + // Computes *this -= other assuming aligned bigints and *this >= other. + FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) { + FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); + FMT_ASSERT(compare(*this, other) >= 0, ""); + bigit borrow = 0; + int i = other.exp_ - exp_; + for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) + subtract_bigits(i, other.bigits_[j], borrow); + while (borrow > 0) subtract_bigits(i, 0, borrow); + remove_leading_zeros(); + } + + FMT_CONSTEXPR20 void multiply(uint32_t value) { + const double_bigit wide_value = value; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + double_bigit result = bigits_[i] * wide_value + carry; + bigits_[i] = static_cast<bigit>(result); + carry = static_cast<bigit>(result >> bigit_bits); + } + if (carry != 0) bigits_.push_back(carry); + } + + template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || + std::is_same<UInt, uint128_t>::value)> + FMT_CONSTEXPR20 void multiply(UInt value) { + using half_uint = + conditional_t<std::is_same<UInt, uint128_t>::value, uint64_t, uint32_t>; + const int shift = num_bits<half_uint>() - bigit_bits; + const UInt lower = static_cast<half_uint>(value); + const UInt upper = value >> num_bits<half_uint>(); + UInt carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + UInt result = lower * bigits_[i] + static_cast<bigit>(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + + (carry >> bigit_bits); + bigits_[i] = static_cast<bigit>(result); + } + while (carry != 0) { + bigits_.push_back(static_cast<bigit>(carry)); + carry >>= bigit_bits; + } + } + + template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || + std::is_same<UInt, uint128_t>::value)> + FMT_CONSTEXPR20 void assign(UInt n) { + size_t num_bigits = 0; + do { + bigits_[num_bigits++] = static_cast<bigit>(n); + n >>= bigit_bits; + } while (n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + + public: + FMT_CONSTEXPR20 bigint() : exp_(0) {} + explicit bigint(uint64_t n) { assign(n); } + + bigint(const bigint&) = delete; + void operator=(const bigint&) = delete; + + FMT_CONSTEXPR20 void assign(const bigint& other) { + auto size = other.bigits_.size(); + bigits_.resize(size); + auto data = other.bigits_.data(); + std::copy(data, data + size, make_checked(bigits_.data(), size)); + exp_ = other.exp_; + } + + template <typename Int> FMT_CONSTEXPR20 void operator=(Int n) { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t<Int>(n)); + } + + FMT_CONSTEXPR20 int num_bigits() const { + return static_cast<int>(bigits_.size()) + exp_; + } + + FMT_NOINLINE FMT_CONSTEXPR20 bigint& operator<<=(int shift) { + FMT_ASSERT(shift >= 0, ""); + exp_ += shift / bigit_bits; + shift %= bigit_bits; + if (shift == 0) return *this; + bigit carry = 0; + for (size_t i = 0, n = bigits_.size(); i < n; ++i) { + bigit c = bigits_[i] >> (bigit_bits - shift); + bigits_[i] = (bigits_[i] << shift) + carry; + carry = c; + } + if (carry != 0) bigits_.push_back(carry); + return *this; + } + + template <typename Int> FMT_CONSTEXPR20 bigint& operator*=(Int value) { + FMT_ASSERT(value > 0, ""); + multiply(uint32_or_64_or_128_t<Int>(value)); + return *this; + } + + friend FMT_CONSTEXPR20 int compare(const bigint& lhs, const bigint& rhs) { + int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); + if (num_lhs_bigits != num_rhs_bigits) + return num_lhs_bigits > num_rhs_bigits ? 1 : -1; + int i = static_cast<int>(lhs.bigits_.size()) - 1; + int j = static_cast<int>(rhs.bigits_.size()) - 1; + int end = i - j; + if (end < 0) end = 0; + for (; i >= end; --i, --j) { + bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; + if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; + } + if (i != j) return i > j ? 1 : -1; + return 0; + } + + // Returns compare(lhs1 + lhs2, rhs). + friend FMT_CONSTEXPR20 int add_compare(const bigint& lhs1, const bigint& lhs2, + const bigint& rhs) { + auto minimum = [](int a, int b) { return a < b ? a : b; }; + auto maximum = [](int a, int b) { return a > b ? a : b; }; + int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); + int num_rhs_bigits = rhs.num_bigits(); + if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; + if (max_lhs_bigits > num_rhs_bigits) return 1; + auto get_bigit = [](const bigint& n, int i) -> bigit { + return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; + }; + double_bigit borrow = 0; + int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); + for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { + double_bigit sum = + static_cast<double_bigit>(get_bigit(lhs1, i)) + get_bigit(lhs2, i); + bigit rhs_bigit = get_bigit(rhs, i); + if (sum > rhs_bigit + borrow) return 1; + borrow = rhs_bigit + borrow - sum; + if (borrow > 1) return -1; + borrow <<= bigit_bits; + } + return borrow != 0 ? -1 : 0; + } + + // Assigns pow(10, exp) to this bigint. + FMT_CONSTEXPR20 void assign_pow10(int exp) { + FMT_ASSERT(exp >= 0, ""); + if (exp == 0) return *this = 1; + // Find the top bit. + int bitmask = 1; + while (exp >= bitmask) bitmask <<= 1; + bitmask >>= 1; + // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by + // repeated squaring and multiplication. + *this = 5; + bitmask >>= 1; + while (bitmask != 0) { + square(); + if ((exp & bitmask) != 0) *this *= 5; + bitmask >>= 1; + } + *this <<= exp; // Multiply by pow(2, exp) by shifting. + } + + FMT_CONSTEXPR20 void square() { + int num_bigits = static_cast<int>(bigits_.size()); + int num_result_bigits = 2 * num_bigits; + basic_memory_buffer<bigit, bigits_capacity> n(std::move(bigits_)); + bigits_.resize(to_unsigned(num_result_bigits)); + auto sum = uint128_t(); + for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { + // Compute bigit at position bigit_index of the result by adding + // cross-product terms n[i] * n[j] such that i + j == bigit_index. + for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { + // Most terms are multiplied twice which can be optimized in the future. + sum += static_cast<double_bigit>(n[i]) * n[j]; + } + (*this)[bigit_index] = static_cast<bigit>(sum); + sum >>= num_bits<bigit>(); // Compute the carry. + } + // Do the same for the top half. + for (int bigit_index = num_bigits; bigit_index < num_result_bigits; + ++bigit_index) { + for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) + sum += static_cast<double_bigit>(n[i++]) * n[j--]; + (*this)[bigit_index] = static_cast<bigit>(sum); + sum >>= num_bits<bigit>(); + } + remove_leading_zeros(); + exp_ *= 2; + } + + // If this bigint has a bigger exponent than other, adds trailing zero to make + // exponents equal. This simplifies some operations such as subtraction. + FMT_CONSTEXPR20 void align(const bigint& other) { + int exp_difference = exp_ - other.exp_; + if (exp_difference <= 0) return; + int num_bigits = static_cast<int>(bigits_.size()); + bigits_.resize(to_unsigned(num_bigits + exp_difference)); + for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) + bigits_[j] = bigits_[i]; + std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); + exp_ -= exp_difference; + } + + // Divides this bignum by divisor, assigning the remainder to this and + // returning the quotient. + FMT_CONSTEXPR20 int divmod_assign(const bigint& divisor) { + FMT_ASSERT(this != &divisor, ""); + if (compare(*this, divisor) < 0) return 0; + FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); + align(divisor); + int quotient = 0; + do { + subtract_aligned(divisor); + ++quotient; + } while (compare(*this, divisor) >= 0); + return quotient; + } +}; + +// format_dragon flags. +enum dragon { + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, +}; + +// Formats a floating-point number using a variation of the Fixed-Precision +// Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: +// https://fmt.dev/papers/p372-steele.pdf. +FMT_CONSTEXPR20 inline void format_dragon(basic_fp<uint128_t> value, + unsigned flags, int num_digits, + buffer<char>& buf, int& exp10) { + bigint numerator; // 2 * R in (FPP)^2. + bigint denominator; // 2 * S in (FPP)^2. + // lower and upper are differences between value and corresponding boundaries. + bigint lower; // (M^- in (FPP)^2). + bigint upper_store; // upper's value if different from lower. + bigint* upper = nullptr; // (M^+ in (FPP)^2). + // Shift numerator and denominator by an extra bit or two (if lower boundary + // is closer) to make lower and upper integers. This eliminates multiplication + // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; + int shift = is_predecessor_closer ? 2 : 1; + if (value.e >= 0) { + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; + lower <<= value.e; + if (is_predecessor_closer) { + upper_store = 1; + upper_store <<= value.e + 1; + upper = &upper_store; + } + denominator.assign_pow10(exp10); + denominator <<= shift; + } else if (exp10 < 0) { + numerator.assign_pow10(-exp10); + lower.assign(numerator); + if (is_predecessor_closer) { + upper_store.assign(numerator); + upper_store <<= 1; + upper = &upper_store; + } + numerator *= value.f; + numerator <<= shift; + denominator = 1; + denominator <<= shift - value.e; + } else { + numerator = value.f; + numerator <<= shift; + denominator.assign_pow10(exp10); + denominator <<= shift - value.e; + lower = 1; + if (is_predecessor_closer) { + upper_store = 1ULL << 1; + upper = &upper_store; + } + } + int even = static_cast<int>((value.f & 1) == 0); + if (!upper) upper = &lower; + if ((flags & dragon::fixup) != 0) { + if (add_compare(numerator, *upper, denominator) + even <= 0) { + --exp10; + numerator *= 10; + if (num_digits < 0) { + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1); + } + // Invariant: value == (numerator / denominator) * pow(10, exp10). + if (num_digits < 0) { + // Generate the shortest representation. + num_digits = 0; + char* data = buf.data(); + for (;;) { + int digit = numerator.divmod_assign(denominator); + bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. + // numerator + upper >[=] pow10: + bool high = add_compare(numerator, *upper, denominator) + even > 0; + data[num_digits++] = static_cast<char>('0' + digit); + if (low || high) { + if (!low) { + ++data[num_digits - 1]; + } else if (high) { + int result = add_compare(numerator, numerator, denominator); + // Round half to even. + if (result > 0 || (result == 0 && (digit % 2) != 0)) + ++data[num_digits - 1]; + } + buf.try_resize(to_unsigned(num_digits)); + exp10 -= num_digits - 1; + return; + } + numerator *= 10; + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + // Generate the given number of digits. + exp10 -= num_digits - 1; + if (num_digits == 0) { + denominator *= 10; + auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; + buf.push_back(digit); + return; + } + buf.try_resize(to_unsigned(num_digits)); + for (int i = 0; i < num_digits - 1; ++i) { + int digit = numerator.divmod_assign(denominator); + buf[i] = static_cast<char>('0' + digit); + numerator *= 10; + } + int digit = numerator.divmod_assign(denominator); + auto result = add_compare(numerator, numerator, denominator); + if (result > 0 || (result == 0 && (digit % 2) != 0)) { + if (digit == 9) { + const auto overflow = '0' + 10; + buf[num_digits - 1] = overflow; + // Propagate the carry. + for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { + buf[i] = '0'; + ++buf[i - 1]; + } + if (buf[0] == overflow) { + buf[0] = '1'; + ++exp10; + } + return; + } + ++digit; + } + buf[num_digits - 1] = static_cast<char>('0' + digit); +} + +template <typename Float> +FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, + buffer<char>& buf) -> int { + // float is passed as double to reduce the number of instantiations. + static_assert(!std::is_same<Float, float>::value, ""); + FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); + + const bool fixed = specs.format == float_format::fixed; + if (value <= 0) { // <= instead of == to silence a warning. + if (precision <= 0 || !fixed) { + buf.push_back('0'); + return 0; + } + buf.try_resize(to_unsigned(precision)); + fill_n(buf.data(), precision, '0'); + return -precision; + } + + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if (!is_fast_float<Float>()) { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info<decltype(converted_value)>; + const auto f = basic_fp<typename info::carrier_uint>(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + exp = static_cast<int>( + std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10)); + dragon_flags = dragon::fixup; + } else if (!is_constant_evaluated() && precision < 0) { + // Use Dragonbox for the shortest format. + if (specs.binary32) { + auto dec = dragonbox::to_decimal(static_cast<float>(value)); + write<char>(buffer_appender<char>(buf), dec.significand); + return dec.exponent; + } + auto dec = dragonbox::to_decimal(static_cast<double>(value)); + write<char>(buffer_appender<char>(buf), dec.significand); + return dec.exponent; + } else { + // Use Grisu + Dragon4 for the given precision: + // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. + const int min_exp = -60; // alpha in Grisu. + int cached_exp10 = 0; // K in Grisu. + fp normalized = normalize(fp(converted_value)); + const auto cached_pow = get_cached_power( + min_exp - (normalized.e + fp::num_significand_bits), cached_exp10); + normalized = normalized * cached_pow; + gen_digits_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; + if (grisu_gen_digits(normalized, 1, exp, handler) != digits::error && + !is_constant_evaluated()) { + exp += handler.exp10; + buf.try_resize(to_unsigned(handler.size)); + use_dragon = false; + } else { + exp += handler.size - cached_exp10 - 1; + precision = handler.precision; + } + } + if (use_dragon) { + auto f = basic_fp<uint128_t>(); + bool is_predecessor_closer = specs.binary32 + ? f.assign(static_cast<float>(value)) + : f.assign(converted_value); + if (is_predecessor_closer) dragon_flags |= dragon::predecessor_closer; + if (fixed) dragon_flags |= dragon::fixed; + // Limit precision to the maximum possible number of significant digits in + // an IEEE754 double because we don't need to generate zeros. + const int max_double_digits = 767; + if (precision > max_double_digits) precision = max_double_digits; + format_dragon(f, dragon_flags, precision, buf, exp); + } + if (!fixed && !specs.showpoint) { + // Remove trailing zeros. + auto num_digits = buf.size(); + while (num_digits > 0 && buf[num_digits - 1] == '0') { + --num_digits; + ++exp; + } + buf.try_resize(num_digits); + } + return exp; +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_floating_point<T>::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value, + basic_format_specs<Char> specs, locale_ref loc = {}) + -> OutputIt { + if (const_check(!is_supported_floating_point(value))) return out; + float_specs fspecs = parse_float_type_spec(specs); + fspecs.sign = specs.sign; + if (detail::signbit(value)) { // value < 0 is false for NaN so use signbit. + fspecs.sign = sign::minus; + value = -value; + } else if (fspecs.sign == sign::minus) { + fspecs.sign = sign::none; + } + + if (!detail::isfinite(value)) + return write_nonfinite(out, detail::isnan(value), specs, fspecs); + + if (specs.align == align::numeric && fspecs.sign) { + auto it = reserve(out, 1); + *it++ = detail::sign<Char>(fspecs.sign); + out = base_iterator(out, it); + fspecs.sign = sign::none; + if (specs.width != 0) --specs.width; + } + + memory_buffer buffer; + if (fspecs.format == float_format::hex) { + if (fspecs.sign) buffer.push_back(detail::sign<char>(fspecs.sign)); + snprintf_float(convert_float(value), specs.precision, fspecs, buffer); + return write_bytes<align::right>(out, {buffer.data(), buffer.size()}, + specs); + } + int precision = specs.precision >= 0 || specs.type == presentation_type::none + ? specs.precision + : 6; + if (fspecs.format == float_format::exp) { + if (precision == max_value<int>()) + throw_format_error("number is too big"); + else + ++precision; + } else if (fspecs.format != float_format::fixed && precision == 0) { + precision = 1; + } + if (const_check(std::is_same<T, float>())) fspecs.binary32 = true; + int exp = format_float(convert_float(value), precision, fspecs, buffer); + fspecs.precision = precision; + auto f = big_decimal_fp{buffer.data(), static_cast<int>(buffer.size()), exp}; + return write_float(out, f, specs, fspecs, loc); +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_fast_float<T>::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { + if (is_constant_evaluated()) + return write(out, value, basic_format_specs<Char>()); + if (const_check(!is_supported_floating_point(value))) return out; + + auto fspecs = float_specs(); + if (detail::signbit(value)) { + fspecs.sign = sign::minus; + value = -value; + } + + constexpr auto specs = basic_format_specs<Char>(); + using floaty = conditional_t<std::is_same<T, long double>::value, double, T>; + using uint = typename dragonbox::float_info<floaty>::carrier_uint; + uint mask = exponent_mask<floaty>(); + if ((bit_cast<uint>(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, fspecs); + + auto dec = dragonbox::to_decimal(static_cast<floaty>(value)); + return write_float(out, dec, specs, fspecs, {}); +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_floating_point<T>::value && + !is_fast_float<T>::value)> +inline auto write(OutputIt out, T value) -> OutputIt { + return write(out, value, basic_format_specs<Char>()); +} + +template <typename Char, typename OutputIt> +auto write(OutputIt out, monostate, basic_format_specs<Char> = {}, + locale_ref = {}) -> OutputIt { + FMT_ASSERT(false, ""); + return out; +} + +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> value) + -> OutputIt { + auto it = reserve(out, value.size()); + it = copy_str_noinline<Char>(value.begin(), value.end(), it); + return base_iterator(out, it); +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(is_string<T>::value)> +constexpr auto write(OutputIt out, const T& value) -> OutputIt { + return write<Char>(out, to_string_view(value)); +} + +// FMT_ENABLE_IF() condition separated to workaround an MSVC bug. +template < + typename Char, typename OutputIt, typename T, + bool check = + std::is_enum<T>::value && !std::is_same<T, Char>::value && + mapped_type_constant<T, basic_format_context<OutputIt, Char>>::value != + type::custom_type, + FMT_ENABLE_IF(check)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { + return write<Char>(out, static_cast<underlying_t<T>>(value)); +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(std::is_same<T, bool>::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value, + const basic_format_specs<Char>& specs = {}, + locale_ref = {}) -> OutputIt { + return specs.type != presentation_type::none && + specs.type != presentation_type::string + ? write(out, value ? 1 : 0, specs, {}) + : write_bytes(out, value ? "true" : "false", specs); +} + +template <typename Char, typename OutputIt> +FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt { + auto it = reserve(out, 1); + *it++ = value; + return base_iterator(out, it); +} + +template <typename Char, typename OutputIt> +FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char* value) + -> OutputIt { + if (!value) { + throw_format_error("string pointer is null"); + } else { + out = write(out, basic_string_view<Char>(value)); + } + return out; +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(std::is_same<T, void>::value)> +auto write(OutputIt out, const T* value, + const basic_format_specs<Char>& specs = {}, locale_ref = {}) + -> OutputIt { + check_pointer_type_spec(specs.type, error_handler()); + return write_ptr<Char>(out, bit_cast<uintptr_t>(value), &specs); +} + +// A write overload that handles implicit conversions. +template <typename Char, typename OutputIt, typename T, + typename Context = basic_format_context<OutputIt, Char>> +FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< + std::is_class<T>::value && !is_string<T>::value && + !is_floating_point<T>::value && !std::is_same<T, Char>::value && + !std::is_same<const T&, + decltype(arg_mapper<Context>().map(value))>::value, + OutputIt> { + return write<Char>(out, arg_mapper<Context>().map(value)); +} + +template <typename Char, typename OutputIt, typename T, + typename Context = basic_format_context<OutputIt, Char>> +FMT_CONSTEXPR auto write(OutputIt out, const T& value) + -> enable_if_t<mapped_type_constant<T, Context>::value == type::custom_type, + OutputIt> { + using formatter_type = + conditional_t<has_formatter<T, Context>::value, + typename Context::template formatter_type<T>, + fallback_formatter<T, Char>>; + auto ctx = Context(out, {}, {}); + return formatter_type().format(value, ctx); +} + +// An argument visitor that formats the argument and writes it via the output +// iterator. It's a class and not a generic lambda for compatibility with C++11. +template <typename Char> struct default_arg_formatter { + using iterator = buffer_appender<Char>; + using context = buffer_context<Char>; + + iterator out; + basic_format_args<context> args; + locale_ref loc; + + template <typename T> auto operator()(T value) -> iterator { + return write<Char>(out, value); + } + auto operator()(typename basic_format_arg<context>::handle h) -> iterator { + basic_format_parse_context<Char> parse_ctx({}); + context format_ctx(out, args, loc); + h.format(parse_ctx, format_ctx); + return format_ctx.out(); + } +}; + +template <typename Char> struct arg_formatter { + using iterator = buffer_appender<Char>; + using context = buffer_context<Char>; + + iterator out; + const basic_format_specs<Char>& specs; + locale_ref locale; + + template <typename T> + FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator { + return detail::write(out, value, specs, locale); + } + auto operator()(typename basic_format_arg<context>::handle) -> iterator { + // User-defined types are handled separately because they require access + // to the parse context. + return out; + } +}; + +template <typename Char> struct custom_formatter { + basic_format_parse_context<Char>& parse_ctx; + buffer_context<Char>& ctx; + + void operator()( + typename basic_format_arg<buffer_context<Char>>::handle h) const { + h.format(parse_ctx, ctx); + } + template <typename T> void operator()(T) const {} +}; + +template <typename T> +using is_integer = + bool_constant<is_integral<T>::value && !std::is_same<T, bool>::value && + !std::is_same<T, char>::value && + !std::is_same<T, wchar_t>::value>; + +template <typename ErrorHandler> class width_checker { + public: + explicit FMT_CONSTEXPR width_checker(ErrorHandler& eh) : handler_(eh) {} + + template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { + if (is_negative(value)) handler_.on_error("negative width"); + return static_cast<unsigned long long>(value); + } + + template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long { + handler_.on_error("width is not integer"); + return 0; + } + + private: + ErrorHandler& handler_; +}; + +template <typename ErrorHandler> class precision_checker { + public: + explicit FMT_CONSTEXPR precision_checker(ErrorHandler& eh) : handler_(eh) {} + + template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { + if (is_negative(value)) handler_.on_error("negative precision"); + return static_cast<unsigned long long>(value); + } + + template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long { + handler_.on_error("precision is not integer"); + return 0; + } + + private: + ErrorHandler& handler_; +}; + +template <template <typename> class Handler, typename FormatArg, + typename ErrorHandler> +FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg, ErrorHandler eh) -> int { + unsigned long long value = visit_format_arg(Handler<ErrorHandler>(eh), arg); + if (value > to_unsigned(max_value<int>())) eh.on_error("number is too big"); + return static_cast<int>(value); +} + +template <typename Context, typename ID> +FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) -> + typename Context::format_arg { + auto arg = ctx.arg(id); + if (!arg) ctx.on_error("argument not found"); + return arg; +} + +// The standard format specifier handler with checking. +template <typename Char> class specs_handler : public specs_setter<Char> { + private: + basic_format_parse_context<Char>& parse_context_; + buffer_context<Char>& context_; + + // This is only needed for compatibility with gcc 4.4. + using format_arg = basic_format_arg<buffer_context<Char>>; + + FMT_CONSTEXPR auto get_arg(auto_id) -> format_arg { + return detail::get_arg(context_, parse_context_.next_arg_id()); + } + + FMT_CONSTEXPR auto get_arg(int arg_id) -> format_arg { + parse_context_.check_arg_id(arg_id); + return detail::get_arg(context_, arg_id); + } + + FMT_CONSTEXPR auto get_arg(basic_string_view<Char> arg_id) -> format_arg { + parse_context_.check_arg_id(arg_id); + return detail::get_arg(context_, arg_id); + } + + public: + FMT_CONSTEXPR specs_handler(basic_format_specs<Char>& specs, + basic_format_parse_context<Char>& parse_ctx, + buffer_context<Char>& ctx) + : specs_setter<Char>(specs), parse_context_(parse_ctx), context_(ctx) {} + + template <typename Id> FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { + this->specs_.width = get_dynamic_spec<width_checker>( + get_arg(arg_id), context_.error_handler()); + } + + template <typename Id> FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { + this->specs_.precision = get_dynamic_spec<precision_checker>( + get_arg(arg_id), context_.error_handler()); + } + + void on_error(const char* message) { context_.on_error(message); } +}; + +template <template <typename> class Handler, typename Context> +FMT_CONSTEXPR void handle_dynamic_spec(int& value, + arg_ref<typename Context::char_type> ref, + Context& ctx) { + switch (ref.kind) { + case arg_id_kind::none: + break; + case arg_id_kind::index: + value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.index), + ctx.error_handler()); + break; + case arg_id_kind::name: + value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.name), + ctx.error_handler()); + break; + } +} + +#if FMT_USE_USER_DEFINED_LITERALS +template <typename Char> struct udl_formatter { + basic_string_view<Char> str; + + template <typename... T> + auto operator()(T&&... args) const -> std::basic_string<Char> { + return vformat(str, fmt::make_format_args<buffer_context<Char>>(args...)); + } +}; + +# if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <typename T, typename Char, size_t N, + fmt::detail_exported::fixed_string<Char, N> Str> +struct statically_named_arg : view { + static constexpr auto name = Str.data; + + const T& value; + statically_named_arg(const T& v) : value(v) {} +}; + +template <typename T, typename Char, size_t N, + fmt::detail_exported::fixed_string<Char, N> Str> +struct is_named_arg<statically_named_arg<T, Char, N, Str>> : std::true_type {}; + +template <typename T, typename Char, size_t N, + fmt::detail_exported::fixed_string<Char, N> Str> +struct is_statically_named_arg<statically_named_arg<T, Char, N, Str>> + : std::true_type {}; + +template <typename Char, size_t N, + fmt::detail_exported::fixed_string<Char, N> Str> +struct udl_arg { + template <typename T> auto operator=(T&& value) const { + return statically_named_arg<T, Char, N, Str>(std::forward<T>(value)); + } +}; +# else +template <typename Char> struct udl_arg { + const Char* str; + + template <typename T> auto operator=(T&& value) const -> named_arg<Char, T> { + return {str, std::forward<T>(value)}; + } +}; +# endif +#endif // FMT_USE_USER_DEFINED_LITERALS + +template <typename Locale, typename Char> +auto vformat(const Locale& loc, basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> std::basic_string<Char> { + basic_memory_buffer<Char> buffer; + detail::vformat_to(buffer, format_str, args, detail::locale_ref(loc)); + return {buffer.data(), buffer.size()}; +} + +using format_func = void (*)(detail::buffer<char>&, int, const char*); + +FMT_API void format_error_code(buffer<char>& out, int error_code, + string_view message) noexcept; + +FMT_API void report_error(format_func func, int error_code, + const char* message) noexcept; +FMT_END_DETAIL_NAMESPACE + +FMT_API auto vsystem_error(int error_code, string_view format_str, + format_args args) -> std::system_error; + +/** + \rst + Constructs :class:`std::system_error` with a message formatted with + ``fmt::format(fmt, args...)``. + *error_code* is a system error code as given by ``errno``. + + **Example**:: + + // This throws std::system_error with the description + // cannot open file 'madeup': No such file or directory + // or similar (system message may vary). + const char* filename = "madeup"; + std::FILE* file = std::fopen(filename, "r"); + if (!file) + throw fmt::system_error(errno, "cannot open file '{}'", filename); + \endrst +*/ +template <typename... T> +auto system_error(int error_code, format_string<T...> fmt, T&&... args) + -> std::system_error { + return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); +} + +/** + \rst + Formats an error message for an error returned by an operating system or a + language runtime, for example a file opening error, and writes it to *out*. + The format is the same as the one used by ``std::system_error(ec, message)`` + where ``ec`` is ``std::error_code(error_code, std::generic_category()})``. + It is implementation-defined but normally looks like: + + .. parsed-literal:: + *<message>*: *<system-message>* + + where *<message>* is the passed message and *<system-message>* is the system + message corresponding to the error code. + *error_code* is a system error code as given by ``errno``. + \endrst + */ +FMT_API void format_system_error(detail::buffer<char>& out, int error_code, + const char* message) noexcept; + +// Reports a system error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_system_error(int error_code, const char* message) noexcept; + +/** Fast integer formatter. */ +class format_int { + private: + // Buffer should be large enough to hold all digits (digits10 + 1), + // a sign and a null character. + enum { buffer_size = std::numeric_limits<unsigned long long>::digits10 + 3 }; + mutable char buffer_[buffer_size]; + char* str_; + + template <typename UInt> auto format_unsigned(UInt value) -> char* { + auto n = static_cast<detail::uint32_or_64_or_128_t<UInt>>(value); + return detail::format_decimal(buffer_, n, buffer_size - 1).begin; + } + + template <typename Int> auto format_signed(Int value) -> char* { + auto abs_value = static_cast<detail::uint32_or_64_or_128_t<Int>>(value); + bool negative = value < 0; + if (negative) abs_value = 0 - abs_value; + auto begin = format_unsigned(abs_value); + if (negative) *--begin = '-'; + return begin; + } + + public: + explicit format_int(int value) : str_(format_signed(value)) {} + explicit format_int(long value) : str_(format_signed(value)) {} + explicit format_int(long long value) : str_(format_signed(value)) {} + explicit format_int(unsigned value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long long value) + : str_(format_unsigned(value)) {} + + /** Returns the number of characters written to the output buffer. */ + auto size() const -> size_t { + return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); + } + + /** + Returns a pointer to the output buffer content. No terminating null + character is appended. + */ + auto data() const -> const char* { return str_; } + + /** + Returns a pointer to the output buffer content with terminating null + character appended. + */ + auto c_str() const -> const char* { + buffer_[buffer_size - 1] = '\0'; + return str_; + } + + /** + \rst + Returns the content of the output buffer as an ``std::string``. + \endrst + */ + auto str() const -> std::string { return std::string(str_, size()); } +}; + +template <typename T, typename Char> +template <typename FormatContext> +FMT_CONSTEXPR FMT_INLINE auto +formatter<T, Char, + enable_if_t<detail::type_constant<T, Char>::value != + detail::type::custom_type>>::format(const T& val, + FormatContext& ctx) + const -> decltype(ctx.out()) { + if (specs_.width_ref.kind != detail::arg_id_kind::none || + specs_.precision_ref.kind != detail::arg_id_kind::none) { + auto specs = specs_; + detail::handle_dynamic_spec<detail::width_checker>(specs.width, + specs.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>( + specs.precision, specs.precision_ref, ctx); + return detail::write<Char>(ctx.out(), val, specs, ctx.locale()); + } + return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); +} + +template <typename Char> +struct formatter<void*, Char> : formatter<const void*, Char> { + template <typename FormatContext> + auto format(void* val, FormatContext& ctx) const -> decltype(ctx.out()) { + return formatter<const void*, Char>::format(val, ctx); + } +}; + +template <typename Char, size_t N> +struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> { + template <typename FormatContext> + FMT_CONSTEXPR auto format(const Char* val, FormatContext& ctx) const + -> decltype(ctx.out()) { + return formatter<basic_string_view<Char>, Char>::format(val, ctx); + } +}; + +// A formatter for types known only at run time such as variant alternatives. +// +// Usage: +// using variant = std::variant<int, std::string>; +// template <> +// struct formatter<variant>: dynamic_formatter<> { +// auto format(const variant& v, format_context& ctx) { +// return visit([&](const auto& val) { +// return dynamic_formatter<>::format(val, ctx); +// }, v); +// } +// }; +template <typename Char = char> class dynamic_formatter { + private: + detail::dynamic_format_specs<Char> specs_; + const Char* format_str_; + + struct null_handler : detail::error_handler { + void on_align(align_t) {} + void on_sign(sign_t) {} + void on_hash() {} + }; + + template <typename Context> void handle_specs(Context& ctx) { + detail::handle_dynamic_spec<detail::width_checker>(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>( + specs_.precision, specs_.precision_ref, ctx); + } + + public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + format_str_ = ctx.begin(); + // Checks are deferred to formatting time when the argument type is known. + detail::dynamic_specs_handler<ParseContext> handler(specs_, ctx); + return detail::parse_format_specs(ctx.begin(), ctx.end(), handler); + } + + template <typename T, typename FormatContext> + auto format(const T& val, FormatContext& ctx) -> decltype(ctx.out()) { + handle_specs(ctx); + detail::specs_checker<null_handler> checker( + null_handler(), detail::mapped_type_constant<T, FormatContext>::value); + checker.on_align(specs_.align); + if (specs_.sign != sign::none) checker.on_sign(specs_.sign); + if (specs_.alt) checker.on_hash(); + if (specs_.precision >= 0) checker.end_precision(); + return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); + } +}; + +/** + \rst + Converts ``p`` to ``const void*`` for pointer formatting. + + **Example**:: + + auto s = fmt::format("{}", fmt::ptr(p)); + \endrst + */ +template <typename T> auto ptr(T p) -> const void* { + static_assert(std::is_pointer<T>::value, ""); + return detail::bit_cast<const void*>(p); +} +template <typename T> auto ptr(const std::unique_ptr<T>& p) -> const void* { + return p.get(); +} +template <typename T> auto ptr(const std::shared_ptr<T>& p) -> const void* { + return p.get(); +} + +/** + \rst + Converts ``e`` to the underlying type. + + **Example**:: + + enum class color { red, green, blue }; + auto s = fmt::format("{}", fmt::underlying(color::red)); + \endrst + */ +template <typename Enum> +constexpr auto underlying(Enum e) noexcept -> underlying_t<Enum> { + return static_cast<underlying_t<Enum>>(e); +} + +namespace enums { +template <typename Enum, FMT_ENABLE_IF(std::is_enum<Enum>::value)> +constexpr auto format_as(Enum e) noexcept -> underlying_t<Enum> { + return static_cast<underlying_t<Enum>>(e); +} +} // namespace enums + +class bytes { + private: + string_view data_; + friend struct formatter<bytes>; + + public: + explicit bytes(string_view data) : data_(data) {} +}; + +template <> struct formatter<bytes> { + private: + detail::dynamic_format_specs<char> specs_; + + public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + using handler_type = detail::dynamic_specs_handler<ParseContext>; + detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), + detail::type::string_type); + auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); + detail::check_string_type_spec(specs_.type, ctx.error_handler()); + return it; + } + + template <typename FormatContext> + auto format(bytes b, FormatContext& ctx) -> decltype(ctx.out()) { + detail::handle_dynamic_spec<detail::width_checker>(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>( + specs_.precision, specs_.precision_ref, ctx); + return detail::write_bytes(ctx.out(), b.data_, specs_); + } +}; + +// group_digits_view is not derived from view because it copies the argument. +template <typename T> struct group_digits_view { T value; }; + +/** + \rst + Returns a view that formats an integer value using ',' as a locale-independent + thousands separator. + + **Example**:: + + fmt::print("{}", fmt::group_digits(12345)); + // Output: "12,345" + \endrst + */ +template <typename T> auto group_digits(T value) -> group_digits_view<T> { + return {value}; +} + +template <typename T> struct formatter<group_digits_view<T>> : formatter<T> { + private: + detail::dynamic_format_specs<char> specs_; + + public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + using handler_type = detail::dynamic_specs_handler<ParseContext>; + detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), + detail::type::int_type); + auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); + detail::check_string_type_spec(specs_.type, ctx.error_handler()); + return it; + } + + template <typename FormatContext> + auto format(group_digits_view<T> t, FormatContext& ctx) + -> decltype(ctx.out()) { + detail::handle_dynamic_spec<detail::width_checker>(specs_.width, + specs_.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>( + specs_.precision, specs_.precision_ref, ctx); + return detail::write_int_localized( + ctx.out(), static_cast<detail::uint64_or_128_t<T>>(t.value), 0, specs_, + detail::digit_grouping<char>({"\3", ','})); + } +}; + +template <typename It, typename Sentinel, typename Char = char> +struct join_view : detail::view { + It begin; + Sentinel end; + basic_string_view<Char> sep; + + join_view(It b, Sentinel e, basic_string_view<Char> s) + : begin(b), end(e), sep(s) {} +}; + +template <typename It, typename Sentinel, typename Char> +struct formatter<join_view<It, Sentinel, Char>, Char> { + private: + using value_type = +#ifdef __cpp_lib_ranges + std::iter_value_t<It>; +#else + typename std::iterator_traits<It>::value_type; +#endif + using context = buffer_context<Char>; + using mapper = detail::arg_mapper<context>; + + template <typename T, FMT_ENABLE_IF(has_formatter<T, context>::value)> + static auto map(const T& value) -> const T& { + return value; + } + template <typename T, FMT_ENABLE_IF(!has_formatter<T, context>::value)> + static auto map(const T& value) -> decltype(mapper().map(value)) { + return mapper().map(value); + } + + using formatter_type = + conditional_t<is_formattable<value_type, Char>::value, + formatter<remove_cvref_t<decltype(map( + std::declval<const value_type&>()))>, + Char>, + detail::fallback_formatter<value_type, Char>>; + + formatter_type value_formatter_; + + public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return value_formatter_.parse(ctx); + } + + template <typename FormatContext> + auto format(const join_view<It, Sentinel, Char>& value, + FormatContext& ctx) const -> decltype(ctx.out()) { + auto it = value.begin; + auto out = ctx.out(); + if (it != value.end) { + out = value_formatter_.format(map(*it), ctx); + ++it; + while (it != value.end) { + out = detail::copy_str<Char>(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + out = value_formatter_.format(map(*it), ctx); + ++it; + } + } + return out; + } +}; + +/** + Returns a view that formats the iterator range `[begin, end)` with elements + separated by `sep`. + */ +template <typename It, typename Sentinel> +auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> { + return {begin, end, sep}; +} + +/** + \rst + Returns a view that formats `range` with elements separated by `sep`. + + **Example**:: + + std::vector<int> v = {1, 2, 3}; + fmt::print("{}", fmt::join(v, ", ")); + // Output: "1, 2, 3" + + ``fmt::join`` applies passed format specifiers to the range elements:: + + fmt::print("{:02}", fmt::join(v, ", ")); + // Output: "01, 02, 03" + \endrst + */ +template <typename Range> +auto join(Range&& range, string_view sep) + -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>> { + return join(std::begin(range), std::end(range), sep); +} + +/** + \rst + Converts *value* to ``std::string`` using the default format for type *T*. + + **Example**:: + + #include <fmt/format.h> + + std::string answer = fmt::to_string(42); + \endrst + */ +template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> +inline auto to_string(const T& value) -> std::string { + auto result = std::string(); + detail::write<char>(std::back_inserter(result), value); + return result; +} + +template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> +FMT_NODISCARD inline auto to_string(T value) -> std::string { + // The buffer should be large enough to store the number including the sign + // or "false" for bool. + constexpr int max_size = detail::digits10<T>() + 2; + char buffer[max_size > 5 ? static_cast<unsigned>(max_size) : 5]; + char* begin = buffer; + return std::string(begin, detail::write<char>(begin, value)); +} + +template <typename Char, size_t SIZE> +FMT_NODISCARD auto to_string(const basic_memory_buffer<Char, SIZE>& buf) + -> std::basic_string<Char> { + auto size = buf.size(); + detail::assume(size < std::basic_string<Char>().max_size()); + return std::basic_string<Char>(buf.data(), size); +} + +FMT_BEGIN_DETAIL_NAMESPACE + +template <typename Char> +void vformat_to( + buffer<Char>& buf, basic_string_view<Char> fmt, + basic_format_args<FMT_BUFFER_CONTEXT(type_identity_t<Char>)> args, + locale_ref loc) { + // workaround for msvc bug regarding name-lookup in module + // link names into function scope + using detail::arg_formatter; + using detail::buffer_appender; + using detail::custom_formatter; + using detail::default_arg_formatter; + using detail::get_arg; + using detail::locale_ref; + using detail::parse_format_specs; + using detail::specs_checker; + using detail::specs_handler; + using detail::to_unsigned; + using detail::type; + using detail::write; + auto out = buffer_appender<Char>(buf); + if (fmt.size() == 2 && equal2(fmt.data(), "{}")) { + auto arg = args.get(0); + if (!arg) error_handler().on_error("argument not found"); + visit_format_arg(default_arg_formatter<Char>{out, args, loc}, arg); + return; + } + + struct format_handler : error_handler { + basic_format_parse_context<Char> parse_context; + buffer_context<Char> context; + + format_handler(buffer_appender<Char> p_out, basic_string_view<Char> str, + basic_format_args<buffer_context<Char>> p_args, + locale_ref p_loc) + : parse_context(str), context(p_out, p_args, p_loc) {} + + void on_text(const Char* begin, const Char* end) { + auto text = basic_string_view<Char>(begin, to_unsigned(end - begin)); + context.advance_to(write<Char>(context.out(), text)); + } + + FMT_CONSTEXPR auto on_arg_id() -> int { + return parse_context.next_arg_id(); + } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { + return parse_context.check_arg_id(id), id; + } + FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int { + int arg_id = context.arg_id(id); + if (arg_id < 0) on_error("argument not found"); + return arg_id; + } + + FMT_INLINE void on_replacement_field(int id, const Char*) { + auto arg = get_arg(context, id); + context.advance_to(visit_format_arg( + default_arg_formatter<Char>{context.out(), context.args(), + context.locale()}, + arg)); + } + + auto on_format_specs(int id, const Char* begin, const Char* end) + -> const Char* { + auto arg = get_arg(context, id); + if (arg.type() == type::custom_type) { + parse_context.advance_to(parse_context.begin() + + (begin - &*parse_context.begin())); + visit_format_arg(custom_formatter<Char>{parse_context, context}, arg); + return parse_context.begin(); + } + auto specs = basic_format_specs<Char>(); + specs_checker<specs_handler<Char>> handler( + specs_handler<Char>(specs, parse_context, context), arg.type()); + begin = parse_format_specs(begin, end, handler); + if (begin == end || *begin != '}') + on_error("missing '}' in format string"); + auto f = arg_formatter<Char>{context.out(), specs, context.locale()}; + context.advance_to(visit_format_arg(f, arg)); + return begin; + } + }; + detail::parse_format_string<false>(fmt, format_handler(out, fmt, args, loc)); +} + +#ifndef FMT_HEADER_ONLY +extern template FMT_API auto thousands_sep_impl<char>(locale_ref) + -> thousands_sep_result<char>; +extern template FMT_API auto thousands_sep_impl<wchar_t>(locale_ref) + -> thousands_sep_result<wchar_t>; +extern template FMT_API auto decimal_point_impl(locale_ref) -> char; +extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; +#endif // FMT_HEADER_ONLY + +FMT_END_DETAIL_NAMESPACE + +#if FMT_USE_USER_DEFINED_LITERALS +inline namespace literals { +/** + \rst + User-defined literal equivalent of :func:`fmt::arg`. + + **Example**:: + + using namespace fmt::literals; + fmt::print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); + \endrst + */ +# if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <detail_exported::fixed_string Str> constexpr auto operator""_a() { + using char_t = remove_cvref_t<decltype(Str.data[0])>; + return detail::udl_arg<char_t, sizeof(Str.data) / sizeof(char_t), Str>(); +} +# else +constexpr auto operator"" _a(const char* s, size_t) -> detail::udl_arg<char> { + return {s}; +} +# endif +} // namespace literals +#endif // FMT_USE_USER_DEFINED_LITERALS + +template <typename Locale, FMT_ENABLE_IF(detail::is_locale<Locale>::value)> +inline auto vformat(const Locale& loc, string_view fmt, format_args args) + -> std::string { + return detail::vformat(loc, fmt, args); +} + +template <typename Locale, typename... T, + FMT_ENABLE_IF(detail::is_locale<Locale>::value)> +inline auto format(const Locale& loc, format_string<T...> fmt, T&&... args) + -> std::string { + return vformat(loc, string_view(fmt), fmt::make_format_args(args...)); +} + +template <typename OutputIt, typename Locale, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value&& + detail::is_locale<Locale>::value)> +auto vformat_to(OutputIt out, const Locale& loc, string_view fmt, + format_args args) -> OutputIt { + using detail::get_buffer; + auto&& buf = get_buffer<char>(out); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return detail::get_iterator(buf); +} + +template <typename OutputIt, typename Locale, typename... T, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value&& + detail::is_locale<Locale>::value)> +FMT_INLINE auto format_to(OutputIt out, const Locale& loc, + format_string<T...> fmt, T&&... args) -> OutputIt { + return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#ifdef FMT_HEADER_ONLY +# define FMT_FUNC inline +# include "format-inl.h" +#else +# define FMT_FUNC +#endif + +#endif // FMT_FORMAT_H_ diff --git a/include/spdlog/fmt/bundled/locale.h b/include/spdlog/fmt/bundled/locale.h new file mode 100644 index 000000000..7571b5261 --- /dev/null +++ b/include/spdlog/fmt/bundled/locale.h @@ -0,0 +1,2 @@ +#include "xchar.h" +#warning fmt/locale.h is deprecated, include fmt/format.h or fmt/xchar.h instead diff --git a/include/spdlog/fmt/bundled/os.h b/include/spdlog/fmt/bundled/os.h new file mode 100644 index 000000000..d82be1125 --- /dev/null +++ b/include/spdlog/fmt/bundled/os.h @@ -0,0 +1,478 @@ +// Formatting library for C++ - optional OS-specific functionality +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OS_H_ +#define FMT_OS_H_ + +#include <cerrno> +#include <cstddef> +#include <cstdio> +#include <system_error> // std::system_error + +#if defined __APPLE__ || defined(__FreeBSD__) +# include <xlocale.h> // for LC_NUMERIC_MASK on OS X +#endif + +#include "format.h" + +#ifndef FMT_USE_FCNTL +// UWP doesn't provide _pipe. +# if FMT_HAS_INCLUDE("winapifamily.h") +# include <winapifamily.h> +# endif +# if (FMT_HAS_INCLUDE(<fcntl.h>) || defined(__APPLE__) || \ + defined(__linux__)) && \ + (!defined(WINAPI_FAMILY) || \ + (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +# include <fcntl.h> // for O_RDONLY +# define FMT_USE_FCNTL 1 +# else +# define FMT_USE_FCNTL 0 +# endif +#endif + +#ifndef FMT_POSIX +# if defined(_WIN32) && !defined(__MINGW32__) +// Fix warnings about deprecated symbols. +# define FMT_POSIX(call) _##call +# else +# define FMT_POSIX(call) call +# endif +#endif + +// Calls to system functions are wrapped in FMT_SYSTEM for testability. +#ifdef FMT_SYSTEM +# define FMT_POSIX_CALL(call) FMT_SYSTEM(call) +#else +# define FMT_SYSTEM(call) ::call +# ifdef _WIN32 +// Fix warnings about deprecated symbols. +# define FMT_POSIX_CALL(call) ::_##call +# else +# define FMT_POSIX_CALL(call) ::call +# endif +#endif + +// Retries the expression while it evaluates to error_result and errno +// equals to EINTR. +#ifndef _WIN32 +# define FMT_RETRY_VAL(result, expression, error_result) \ + do { \ + (result) = (expression); \ + } while ((result) == (error_result) && errno == EINTR) +#else +# define FMT_RETRY_VAL(result, expression, error_result) result = (expression) +#endif + +#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +/** + \rst + A reference to a null-terminated string. It can be constructed from a C + string or ``std::string``. + + You can use one of the following type aliases for common character types: + + +---------------+-----------------------------+ + | Type | Definition | + +===============+=============================+ + | cstring_view | basic_cstring_view<char> | + +---------------+-----------------------------+ + | wcstring_view | basic_cstring_view<wchar_t> | + +---------------+-----------------------------+ + + This class is most useful as a parameter type to allow passing + different types of strings to a function, for example:: + + template <typename... Args> + std::string format(cstring_view format_str, const Args & ... args); + + format("{}", 42); + format(std::string("{}"), 42); + \endrst + */ +template <typename Char> class basic_cstring_view { + private: + const Char* data_; + + public: + /** Constructs a string reference object from a C string. */ + basic_cstring_view(const Char* s) : data_(s) {} + + /** + \rst + Constructs a string reference from an ``std::string`` object. + \endrst + */ + basic_cstring_view(const std::basic_string<Char>& s) : data_(s.c_str()) {} + + /** Returns the pointer to a C string. */ + const Char* c_str() const { return data_; } +}; + +using cstring_view = basic_cstring_view<char>; +using wcstring_view = basic_cstring_view<wchar_t>; + +template <typename Char> struct formatter<std::error_code, Char> { + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template <typename FormatContext> + FMT_CONSTEXPR auto format(const std::error_code& ec, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::write_bytes(out, ec.category().name(), + basic_format_specs<Char>()); + out = detail::write<Char>(out, Char(':')); + out = detail::write<Char>(out, ec.value()); + return out; + } +}; + +#ifdef _WIN32 +FMT_API const std::error_category& system_category() noexcept; + +FMT_BEGIN_DETAIL_NAMESPACE +// A converter from UTF-16 to UTF-8. +// It is only provided for Windows since other systems support UTF-8 natively. +class utf16_to_utf8 { + private: + memory_buffer buffer_; + + public: + utf16_to_utf8() {} + FMT_API explicit utf16_to_utf8(basic_string_view<wchar_t> s); + operator string_view() const { return string_view(&buffer_[0], size()); } + size_t size() const { return buffer_.size() - 1; } + const char* c_str() const { return &buffer_[0]; } + std::string str() const { return std::string(&buffer_[0], size()); } + + // Performs conversion returning a system error code instead of + // throwing exception on conversion error. This method may still throw + // in case of memory allocation error. + FMT_API int convert(basic_string_view<wchar_t> s); +}; + +FMT_API void format_windows_error(buffer<char>& out, int error_code, + const char* message) noexcept; +FMT_END_DETAIL_NAMESPACE + +FMT_API std::system_error vwindows_error(int error_code, string_view format_str, + format_args args); + +/** + \rst + Constructs a :class:`std::system_error` object with the description + of the form + + .. parsed-literal:: + *<message>*: *<system-message>* + + where *<message>* is the formatted message and *<system-message>* is the + system message corresponding to the error code. + *error_code* is a Windows error code as given by ``GetLastError``. + If *error_code* is not a valid error code such as -1, the system message + will look like "error -1". + + **Example**:: + + // This throws a system_error with the description + // cannot open file 'madeup': The system cannot find the file specified. + // or similar (system message may vary). + const char *filename = "madeup"; + LPOFSTRUCT of = LPOFSTRUCT(); + HFILE file = OpenFile(filename, &of, OF_READ); + if (file == HFILE_ERROR) { + throw fmt::windows_error(GetLastError(), + "cannot open file '{}'", filename); + } + \endrst +*/ +template <typename... Args> +std::system_error windows_error(int error_code, string_view message, + const Args&... args) { + return vwindows_error(error_code, message, fmt::make_format_args(args...)); +} + +// Reports a Windows error without throwing an exception. +// Can be used to report errors from destructors. +FMT_API void report_windows_error(int error_code, const char* message) noexcept; +#else +inline const std::error_category& system_category() noexcept { + return std::system_category(); +} +#endif // _WIN32 + +// std::system is not available on some platforms such as iOS (#2248). +#ifdef __OSX__ +template <typename S, typename... Args, typename Char = char_t<S>> +void say(const S& format_str, Args&&... args) { + std::system(format("say \"{}\"", format(format_str, args...)).c_str()); +} +#endif + +// A buffered file. +class buffered_file { + private: + FILE* file_; + + friend class file; + + explicit buffered_file(FILE* f) : file_(f) {} + + public: + buffered_file(const buffered_file&) = delete; + void operator=(const buffered_file&) = delete; + + // Constructs a buffered_file object which doesn't represent any file. + buffered_file() noexcept : file_(nullptr) {} + + // Destroys the object closing the file it represents if any. + FMT_API ~buffered_file() noexcept; + + public: + buffered_file(buffered_file&& other) noexcept : file_(other.file_) { + other.file_ = nullptr; + } + + buffered_file& operator=(buffered_file&& other) { + close(); + file_ = other.file_; + other.file_ = nullptr; + return *this; + } + + // Opens a file. + FMT_API buffered_file(cstring_view filename, cstring_view mode); + + // Closes the file. + FMT_API void close(); + + // Returns the pointer to a FILE object representing this file. + FILE* get() const noexcept { return file_; } + + FMT_API int descriptor() const; + + void vprint(string_view format_str, format_args args) { + fmt::vprint(file_, format_str, args); + } + + template <typename... Args> + inline void print(string_view format_str, const Args&... args) { + vprint(format_str, fmt::make_format_args(args...)); + } +}; + +#if FMT_USE_FCNTL +// A file. Closed file is represented by a file object with descriptor -1. +// Methods that are not declared with noexcept may throw +// fmt::system_error in case of failure. Note that some errors such as +// closing the file multiple times will cause a crash on Windows rather +// than an exception. You can get standard behavior by overriding the +// invalid parameter handler with _set_invalid_parameter_handler. +class FMT_API file { + private: + int fd_; // File descriptor. + + // Constructs a file object with a given descriptor. + explicit file(int fd) : fd_(fd) {} + + public: + // Possible values for the oflag argument to the constructor. + enum { + RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. + WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. + RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. + CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. + APPEND = FMT_POSIX(O_APPEND), // Open in append mode. + TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. + }; + + // Constructs a file object which doesn't represent any file. + file() noexcept : fd_(-1) {} + + // Opens a file and constructs a file object representing this file. + file(cstring_view path, int oflag); + + public: + file(const file&) = delete; + void operator=(const file&) = delete; + + file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; } + + // Move assignment is not noexcept because close may throw. + file& operator=(file&& other) { + close(); + fd_ = other.fd_; + other.fd_ = -1; + return *this; + } + + // Destroys the object closing the file it represents if any. + ~file() noexcept; + + // Returns the file descriptor. + int descriptor() const noexcept { return fd_; } + + // Closes the file. + void close(); + + // Returns the file size. The size has signed type for consistency with + // stat::st_size. + long long size() const; + + // Attempts to read count bytes from the file into the specified buffer. + size_t read(void* buffer, size_t count); + + // Attempts to write count bytes from the specified buffer to the file. + size_t write(const void* buffer, size_t count); + + // Duplicates a file descriptor with the dup function and returns + // the duplicate as a file object. + static file dup(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd, std::error_code& ec) noexcept; + + // Creates a pipe setting up read_end and write_end file objects for reading + // and writing respectively. + static void pipe(file& read_end, file& write_end); + + // Creates a buffered_file object associated with this file and detaches + // this file object from the file. + buffered_file fdopen(const char* mode); +}; + +// Returns the memory page size. +long getpagesize(); + +FMT_BEGIN_DETAIL_NAMESPACE + +struct buffer_size { + buffer_size() = default; + size_t value = 0; + buffer_size operator=(size_t val) const { + auto bs = buffer_size(); + bs.value = val; + return bs; + } +}; + +struct ostream_params { + int oflag = file::WRONLY | file::CREATE | file::TRUNC; + size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; + + ostream_params() {} + + template <typename... T> + ostream_params(T... params, int new_oflag) : ostream_params(params...) { + oflag = new_oflag; + } + + template <typename... T> + ostream_params(T... params, detail::buffer_size bs) + : ostream_params(params...) { + this->buffer_size = bs.value; + } + +// Intel has a bug that results in failure to deduce a constructor +// for empty parameter packs. +# if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 + ostream_params(int new_oflag) : oflag(new_oflag) {} + ostream_params(detail::buffer_size bs) : buffer_size(bs.value) {} +# endif +}; + +FMT_END_DETAIL_NAMESPACE + +// Added {} below to work around default constructor error known to +// occur in Xcode versions 7.2.1 and 8.2.1. +constexpr detail::buffer_size buffer_size{}; + +/** A fast output stream which is not thread-safe. */ +class FMT_API ostream final : private detail::buffer<char> { + private: + file file_; + + void grow(size_t) override; + + ostream(cstring_view path, const detail::ostream_params& params) + : file_(path, params.oflag) { + set(new char[params.buffer_size], params.buffer_size); + } + + public: + ostream(ostream&& other) + : detail::buffer<char>(other.data(), other.size(), other.capacity()), + file_(std::move(other.file_)) { + other.clear(); + other.set(nullptr, 0); + } + ~ostream() { + flush(); + delete[] data(); + } + + void flush() { + if (size() == 0) return; + file_.write(data(), size()); + clear(); + } + + template <typename... T> + friend ostream output_file(cstring_view path, T... params); + + void close() { + flush(); + file_.close(); + } + + /** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file. + */ + template <typename... T> void print(format_string<T...> fmt, T&&... args) { + vformat_to(detail::buffer_appender<char>(*this), fmt, + fmt::make_format_args(args...)); + } +}; + +/** + \rst + Opens a file for writing. Supported parameters passed in *params*: + + * ``<integer>``: Flags passed to `open + <https://pubs.opengroup.org/onlinepubs/007904875/functions/open.html>`_ + (``file::WRONLY | file::CREATE | file::TRUNC`` by default) + * ``buffer_size=<integer>``: Output buffer size + + **Example**:: + + auto out = fmt::output_file("guide.txt"); + out.print("Don't {}", "Panic"); + \endrst + */ +template <typename... T> +inline ostream output_file(cstring_view path, T... params) { + return {path, detail::ostream_params(params...)}; +} +#endif // FMT_USE_FCNTL + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_OS_H_ diff --git a/include/spdlog/fmt/bundled/ostream.h b/include/spdlog/fmt/bundled/ostream.h new file mode 100644 index 000000000..c3cdd4a61 --- /dev/null +++ b/include/spdlog/fmt/bundled/ostream.h @@ -0,0 +1,237 @@ +// Formatting library for C++ - std::ostream support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_OSTREAM_H_ +#define FMT_OSTREAM_H_ + +#include <fstream> +#include <ostream> +#if defined(_WIN32) && defined(__GLIBCXX__) +# include <ext/stdio_filebuf.h> +# include <ext/stdio_sync_filebuf.h> +#elif defined(_WIN32) && defined(_LIBCPP_VERSION) +# include <__std_stream> +#endif + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +template <typename OutputIt, typename Char> class basic_printf_context; + +namespace detail { + +// Checks if T has a user-defined operator<<. +template <typename T, typename Char, typename Enable = void> +class is_streamable { + private: + template <typename U> + static auto test(int) + -> bool_constant<sizeof(std::declval<std::basic_ostream<Char>&>() + << std::declval<U>()) != 0>; + + template <typename> static auto test(...) -> std::false_type; + + using result = decltype(test<T>(0)); + + public: + is_streamable() = default; + + static const bool value = result::value; +}; + +// Formatting of built-in types and arrays is intentionally disabled because +// it's handled by standard (non-ostream) formatters. +template <typename T, typename Char> +struct is_streamable< + T, Char, + enable_if_t< + std::is_arithmetic<T>::value || std::is_array<T>::value || + std::is_pointer<T>::value || std::is_same<T, char8_type>::value || + std::is_convertible<T, fmt::basic_string_view<Char>>::value || + std::is_same<T, std_string_view<Char>>::value || + (std::is_convertible<T, int>::value && !std::is_enum<T>::value)>> + : std::false_type {}; + +// Generate a unique explicit instantion in every translation unit using a tag +// type in an anonymous namespace. +namespace { +struct file_access_tag {}; +} // namespace +template <class Tag, class BufType, FILE* BufType::*FileMemberPtr> +class file_access { + friend auto get_file(BufType& obj) -> FILE* { return obj.*FileMemberPtr; } +}; + +#if FMT_MSC_VERSION +template class file_access<file_access_tag, std::filebuf, + &std::filebuf::_Myfile>; +auto get_file(std::filebuf&) -> FILE*; +#elif defined(_WIN32) && defined(_LIBCPP_VERSION) +template class file_access<file_access_tag, std::__stdoutbuf<char>, + &std::__stdoutbuf<char>::__file_>; +auto get_file(std::__stdoutbuf<char>&) -> FILE*; +#endif + +inline bool write_ostream_unicode(std::ostream& os, fmt::string_view data) { +#if FMT_MSC_VERSION + if (auto* buf = dynamic_cast<std::filebuf*>(os.rdbuf())) + if (FILE* f = get_file(*buf)) return write_console(f, data); +#elif defined(_WIN32) && defined(__GLIBCXX__) + auto* rdbuf = os.rdbuf(); + FILE* c_file; + if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char>*>(rdbuf)) + c_file = fbuf->file(); + else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char>*>(rdbuf)) + c_file = fbuf->file(); + else + return false; + if (c_file) return write_console(c_file, data); +#elif defined(_WIN32) && defined(_LIBCPP_VERSION) + if (auto* buf = dynamic_cast<std::__stdoutbuf<char>*>(os.rdbuf())) + if (FILE* f = get_file(*buf)) return write_console(f, data); +#else + ignore_unused(os, data); +#endif + return false; +} +inline bool write_ostream_unicode(std::wostream&, + fmt::basic_string_view<wchar_t>) { + return false; +} + +// Write the content of buf to os. +// It is a separate function rather than a part of vprint to simplify testing. +template <typename Char> +void write_buffer(std::basic_ostream<Char>& os, buffer<Char>& buf) { + const Char* buf_data = buf.data(); + using unsigned_streamsize = std::make_unsigned<std::streamsize>::type; + unsigned_streamsize size = buf.size(); + unsigned_streamsize max_size = to_unsigned(max_value<std::streamsize>()); + do { + unsigned_streamsize n = size <= max_size ? size : max_size; + os.write(buf_data, static_cast<std::streamsize>(n)); + buf_data += n; + size -= n; + } while (size != 0); +} + +template <typename Char, typename T> +void format_value(buffer<Char>& buf, const T& value, + locale_ref loc = locale_ref()) { + auto&& format_buf = formatbuf<std::basic_streambuf<Char>>(buf); + auto&& output = std::basic_ostream<Char>(&format_buf); +#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) + if (loc) output.imbue(loc.get<std::locale>()); +#endif + output << value; + output.exceptions(std::ios_base::failbit | std::ios_base::badbit); +} + +template <typename T> struct streamed_view { const T& value; }; + +} // namespace detail + +// Formats an object of type T that has an overloaded ostream operator<<. +template <typename Char> +struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> { + void set_debug_format() = delete; + + template <typename T, typename OutputIt> + auto format(const T& value, basic_format_context<OutputIt, Char>& ctx) const + -> OutputIt { + auto buffer = basic_memory_buffer<Char>(); + format_value(buffer, value, ctx.locale()); + return formatter<basic_string_view<Char>, Char>::format( + {buffer.data(), buffer.size()}, ctx); + } +}; + +using ostream_formatter = basic_ostream_formatter<char>; + +template <typename T, typename Char> +struct formatter<detail::streamed_view<T>, Char> + : basic_ostream_formatter<Char> { + template <typename OutputIt> + auto format(detail::streamed_view<T> view, + basic_format_context<OutputIt, Char>& ctx) const -> OutputIt { + return basic_ostream_formatter<Char>::format(view.value, ctx); + } +}; + +/** + \rst + Returns a view that formats `value` via an ostream ``operator<<``. + + **Example**:: + + fmt::print("Current thread id: {}\n", + fmt::streamed(std::this_thread::get_id())); + \endrst + */ +template <typename T> +auto streamed(const T& value) -> detail::streamed_view<T> { + return {value}; +} + +namespace detail { + +// Formats an object of type T that has an overloaded ostream operator<<. +template <typename T, typename Char> +struct fallback_formatter<T, Char, enable_if_t<is_streamable<T, Char>::value>> + : basic_ostream_formatter<Char> { + using basic_ostream_formatter<Char>::format; +}; + +inline void vprint_directly(std::ostream& os, string_view format_str, + format_args args) { + auto buffer = memory_buffer(); + detail::vformat_to(buffer, format_str, args); + detail::write_buffer(os, buffer); +} + +} // namespace detail + +FMT_MODULE_EXPORT template <typename Char> +void vprint(std::basic_ostream<Char>& os, + basic_string_view<type_identity_t<Char>> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) { + auto buffer = basic_memory_buffer<Char>(); + detail::vformat_to(buffer, format_str, args); + if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) return; + detail::write_buffer(os, buffer); +} + +/** + \rst + Prints formatted data to the stream *os*. + + **Example**:: + + fmt::print(cerr, "Don't {}!", "panic"); + \endrst + */ +FMT_MODULE_EXPORT template <typename... T> +void print(std::ostream& os, format_string<T...> fmt, T&&... args) { + const auto& vargs = fmt::make_format_args(args...); + if (detail::is_utf8()) + vprint(os, fmt, vargs); + else + detail::vprint_directly(os, fmt, vargs); +} + +FMT_MODULE_EXPORT +template <typename... Args> +void print(std::wostream& os, + basic_format_string<wchar_t, type_identity_t<Args>...> fmt, + Args&&... args) { + vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...)); +} + +FMT_END_NAMESPACE + +#endif // FMT_OSTREAM_H_ diff --git a/include/spdlog/fmt/bundled/printf.h b/include/spdlog/fmt/bundled/printf.h new file mode 100644 index 000000000..70a592dc2 --- /dev/null +++ b/include/spdlog/fmt/bundled/printf.h @@ -0,0 +1,640 @@ +// Formatting library for C++ - legacy printf implementation +// +// Copyright (c) 2012 - 2016, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_PRINTF_H_ +#define FMT_PRINTF_H_ + +#include <algorithm> // std::max +#include <limits> // std::numeric_limits + +#include "format.h" + +FMT_BEGIN_NAMESPACE +FMT_MODULE_EXPORT_BEGIN + +template <typename T> struct printf_formatter { printf_formatter() = delete; }; + +template <typename Char> +class basic_printf_parse_context : public basic_format_parse_context<Char> { + using basic_format_parse_context<Char>::basic_format_parse_context; +}; + +template <typename OutputIt, typename Char> class basic_printf_context { + private: + OutputIt out_; + basic_format_args<basic_printf_context> args_; + + public: + using char_type = Char; + using format_arg = basic_format_arg<basic_printf_context>; + using parse_context_type = basic_printf_parse_context<Char>; + template <typename T> using formatter_type = printf_formatter<T>; + + /** + \rst + Constructs a ``printf_context`` object. References to the arguments are + stored in the context object so make sure they have appropriate lifetimes. + \endrst + */ + basic_printf_context(OutputIt out, + basic_format_args<basic_printf_context> args) + : out_(out), args_(args) {} + + OutputIt out() { return out_; } + void advance_to(OutputIt it) { out_ = it; } + + detail::locale_ref locale() { return {}; } + + format_arg arg(int id) const { return args_.get(id); } + + FMT_CONSTEXPR void on_error(const char* message) { + detail::error_handler().on_error(message); + } +}; + +FMT_BEGIN_DETAIL_NAMESPACE + +// Checks if a value fits in int - used to avoid warnings about comparing +// signed and unsigned integers. +template <bool IsSigned> struct int_checker { + template <typename T> static bool fits_in_int(T value) { + unsigned max = max_value<int>(); + return value <= max; + } + static bool fits_in_int(bool) { return true; } +}; + +template <> struct int_checker<true> { + template <typename T> static bool fits_in_int(T value) { + return value >= (std::numeric_limits<int>::min)() && + value <= max_value<int>(); + } + static bool fits_in_int(int) { return true; } +}; + +class printf_precision_handler { + public: + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + int operator()(T value) { + if (!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value)) + FMT_THROW(format_error("number is too big")); + return (std::max)(static_cast<int>(value), 0); + } + + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + int operator()(T) { + FMT_THROW(format_error("precision is not integer")); + return 0; + } +}; + +// An argument visitor that returns true iff arg is a zero integer. +class is_zero_int { + public: + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + bool operator()(T value) { + return value == 0; + } + + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + bool operator()(T) { + return false; + } +}; + +template <typename T> struct make_unsigned_or_bool : std::make_unsigned<T> {}; + +template <> struct make_unsigned_or_bool<bool> { using type = bool; }; + +template <typename T, typename Context> class arg_converter { + private: + using char_type = typename Context::char_type; + + basic_format_arg<Context>& arg_; + char_type type_; + + public: + arg_converter(basic_format_arg<Context>& arg, char_type type) + : arg_(arg), type_(type) {} + + void operator()(bool value) { + if (type_ != 's') operator()<bool>(value); + } + + template <typename U, FMT_ENABLE_IF(std::is_integral<U>::value)> + void operator()(U value) { + bool is_signed = type_ == 'd' || type_ == 'i'; + using target_type = conditional_t<std::is_same<T, void>::value, U, T>; + if (const_check(sizeof(target_type) <= sizeof(int))) { + // Extra casts are used to silence warnings. + if (is_signed) { + arg_ = detail::make_arg<Context>( + static_cast<int>(static_cast<target_type>(value))); + } else { + using unsigned_type = typename make_unsigned_or_bool<target_type>::type; + arg_ = detail::make_arg<Context>( + static_cast<unsigned>(static_cast<unsigned_type>(value))); + } + } else { + if (is_signed) { + // glibc's printf doesn't sign extend arguments of smaller types: + // std::printf("%lld", -42); // prints "4294967254" + // but we don't have to do the same because it's a UB. + arg_ = detail::make_arg<Context>(static_cast<long long>(value)); + } else { + arg_ = detail::make_arg<Context>( + static_cast<typename make_unsigned_or_bool<U>::type>(value)); + } + } + } + + template <typename U, FMT_ENABLE_IF(!std::is_integral<U>::value)> + void operator()(U) {} // No conversion needed for non-integral types. +}; + +// Converts an integer argument to T for printf, if T is an integral type. +// If T is void, the argument is converted to corresponding signed or unsigned +// type depending on the type specifier: 'd' and 'i' - signed, other - +// unsigned). +template <typename T, typename Context, typename Char> +void convert_arg(basic_format_arg<Context>& arg, Char type) { + visit_format_arg(arg_converter<T, Context>(arg, type), arg); +} + +// Converts an integer argument to char for printf. +template <typename Context> class char_converter { + private: + basic_format_arg<Context>& arg_; + + public: + explicit char_converter(basic_format_arg<Context>& arg) : arg_(arg) {} + + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + void operator()(T value) { + arg_ = detail::make_arg<Context>( + static_cast<typename Context::char_type>(value)); + } + + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + void operator()(T) {} // No conversion needed for non-integral types. +}; + +// An argument visitor that return a pointer to a C string if argument is a +// string or null otherwise. +template <typename Char> struct get_cstring { + template <typename T> const Char* operator()(T) { return nullptr; } + const Char* operator()(const Char* s) { return s; } +}; + +// Checks if an argument is a valid printf width specifier and sets +// left alignment if it is negative. +template <typename Char> class printf_width_handler { + private: + using format_specs = basic_format_specs<Char>; + + format_specs& specs_; + + public: + explicit printf_width_handler(format_specs& specs) : specs_(specs) {} + + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + unsigned operator()(T value) { + auto width = static_cast<uint32_or_64_or_128_t<T>>(value); + if (detail::is_negative(value)) { + specs_.align = align::left; + width = 0 - width; + } + unsigned int_max = max_value<int>(); + if (width > int_max) FMT_THROW(format_error("number is too big")); + return static_cast<unsigned>(width); + } + + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + unsigned operator()(T) { + FMT_THROW(format_error("width is not integer")); + return 0; + } +}; + +// The ``printf`` argument formatter. +template <typename OutputIt, typename Char> +class printf_arg_formatter : public arg_formatter<Char> { + private: + using base = arg_formatter<Char>; + using context_type = basic_printf_context<OutputIt, Char>; + using format_specs = basic_format_specs<Char>; + + context_type& context_; + + OutputIt write_null_pointer(bool is_string = false) { + auto s = this->specs; + s.type = presentation_type::none; + return write_bytes(this->out, is_string ? "(null)" : "(nil)", s); + } + + public: + printf_arg_formatter(OutputIt iter, format_specs& s, context_type& ctx) + : base{iter, s, locale_ref()}, context_(ctx) {} + + OutputIt operator()(monostate value) { return base::operator()(value); } + + template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)> + OutputIt operator()(T value) { + // MSVC2013 fails to compile separate overloads for bool and Char so use + // std::is_same instead. + if (std::is_same<T, Char>::value) { + format_specs fmt_specs = this->specs; + if (fmt_specs.type != presentation_type::none && + fmt_specs.type != presentation_type::chr) { + return (*this)(static_cast<int>(value)); + } + fmt_specs.sign = sign::none; + fmt_specs.alt = false; + fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. + // align::numeric needs to be overwritten here since the '0' flag is + // ignored for non-numeric types + if (fmt_specs.align == align::none || fmt_specs.align == align::numeric) + fmt_specs.align = align::right; + return write<Char>(this->out, static_cast<Char>(value), fmt_specs); + } + return base::operator()(value); + } + + template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> + OutputIt operator()(T value) { + return base::operator()(value); + } + + /** Formats a null-terminated C string. */ + OutputIt operator()(const char* value) { + if (value) return base::operator()(value); + return write_null_pointer(this->specs.type != presentation_type::pointer); + } + + /** Formats a null-terminated wide C string. */ + OutputIt operator()(const wchar_t* value) { + if (value) return base::operator()(value); + return write_null_pointer(this->specs.type != presentation_type::pointer); + } + + OutputIt operator()(basic_string_view<Char> value) { + return base::operator()(value); + } + + /** Formats a pointer. */ + OutputIt operator()(const void* value) { + return value ? base::operator()(value) : write_null_pointer(); + } + + /** Formats an argument of a custom (user-defined) type. */ + OutputIt operator()(typename basic_format_arg<context_type>::handle handle) { + auto parse_ctx = + basic_printf_parse_context<Char>(basic_string_view<Char>()); + handle.format(parse_ctx, context_); + return this->out; + } +}; + +template <typename Char> +void parse_flags(basic_format_specs<Char>& specs, const Char*& it, + const Char* end) { + for (; it != end; ++it) { + switch (*it) { + case '-': + specs.align = align::left; + break; + case '+': + specs.sign = sign::plus; + break; + case '0': + specs.fill[0] = '0'; + break; + case ' ': + if (specs.sign != sign::plus) { + specs.sign = sign::space; + } + break; + case '#': + specs.alt = true; + break; + default: + return; + } + } +} + +template <typename Char, typename GetArg> +int parse_header(const Char*& it, const Char* end, + basic_format_specs<Char>& specs, GetArg get_arg) { + int arg_index = -1; + Char c = *it; + if (c >= '0' && c <= '9') { + // Parse an argument index (if followed by '$') or a width possibly + // preceded with '0' flag(s). + int value = parse_nonnegative_int(it, end, -1); + if (it != end && *it == '$') { // value is an argument index + ++it; + arg_index = value != -1 ? value : max_value<int>(); + } else { + if (c == '0') specs.fill[0] = '0'; + if (value != 0) { + // Nonzero value means that we parsed width and don't need to + // parse it or flags again, so return now. + if (value == -1) FMT_THROW(format_error("number is too big")); + specs.width = value; + return arg_index; + } + } + } + parse_flags(specs, it, end); + // Parse width. + if (it != end) { + if (*it >= '0' && *it <= '9') { + specs.width = parse_nonnegative_int(it, end, -1); + if (specs.width == -1) FMT_THROW(format_error("number is too big")); + } else if (*it == '*') { + ++it; + specs.width = static_cast<int>(visit_format_arg( + detail::printf_width_handler<Char>(specs), get_arg(-1))); + } + } + return arg_index; +} + +template <typename Char, typename Context> +void vprintf(buffer<Char>& buf, basic_string_view<Char> format, + basic_format_args<Context> args) { + using OutputIt = buffer_appender<Char>; + auto out = OutputIt(buf); + auto context = basic_printf_context<OutputIt, Char>(out, args); + auto parse_ctx = basic_printf_parse_context<Char>(format); + + // Returns the argument with specified index or, if arg_index is -1, the next + // argument. + auto get_arg = [&](int arg_index) { + if (arg_index < 0) + arg_index = parse_ctx.next_arg_id(); + else + parse_ctx.check_arg_id(--arg_index); + return detail::get_arg(context, arg_index); + }; + + const Char* start = parse_ctx.begin(); + const Char* end = parse_ctx.end(); + auto it = start; + while (it != end) { + if (!detail::find<false, Char>(it, end, '%', it)) { + it = end; // detail::find leaves it == nullptr if it doesn't find '%' + break; + } + Char c = *it++; + if (it != end && *it == c) { + out = detail::write( + out, basic_string_view<Char>(start, detail::to_unsigned(it - start))); + start = ++it; + continue; + } + out = detail::write(out, basic_string_view<Char>( + start, detail::to_unsigned(it - 1 - start))); + + basic_format_specs<Char> specs; + specs.align = align::right; + + // Parse argument index, flags and width. + int arg_index = parse_header(it, end, specs, get_arg); + if (arg_index == 0) parse_ctx.on_error("argument not found"); + + // Parse precision. + if (it != end && *it == '.') { + ++it; + c = it != end ? *it : 0; + if ('0' <= c && c <= '9') { + specs.precision = parse_nonnegative_int(it, end, 0); + } else if (c == '*') { + ++it; + specs.precision = static_cast<int>( + visit_format_arg(detail::printf_precision_handler(), get_arg(-1))); + } else { + specs.precision = 0; + } + } + + auto arg = get_arg(arg_index); + // For d, i, o, u, x, and X conversion specifiers, if a precision is + // specified, the '0' flag is ignored + if (specs.precision >= 0 && arg.is_integral()) + specs.fill[0] = + ' '; // Ignore '0' flag for non-numeric types or if '-' present. + if (specs.precision >= 0 && arg.type() == detail::type::cstring_type) { + auto str = visit_format_arg(detail::get_cstring<Char>(), arg); + auto str_end = str + specs.precision; + auto nul = std::find(str, str_end, Char()); + arg = detail::make_arg<basic_printf_context<OutputIt, Char>>( + basic_string_view<Char>( + str, detail::to_unsigned(nul != str_end ? nul - str + : specs.precision))); + } + if (specs.alt && visit_format_arg(detail::is_zero_int(), arg)) + specs.alt = false; + if (specs.fill[0] == '0') { + if (arg.is_arithmetic() && specs.align != align::left) + specs.align = align::numeric; + else + specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' + // flag is also present. + } + + // Parse length and convert the argument to the required type. + c = it != end ? *it++ : 0; + Char t = it != end ? *it : 0; + using detail::convert_arg; + switch (c) { + case 'h': + if (t == 'h') { + ++it; + t = it != end ? *it : 0; + convert_arg<signed char>(arg, t); + } else { + convert_arg<short>(arg, t); + } + break; + case 'l': + if (t == 'l') { + ++it; + t = it != end ? *it : 0; + convert_arg<long long>(arg, t); + } else { + convert_arg<long>(arg, t); + } + break; + case 'j': + convert_arg<intmax_t>(arg, t); + break; + case 'z': + convert_arg<size_t>(arg, t); + break; + case 't': + convert_arg<std::ptrdiff_t>(arg, t); + break; + case 'L': + // printf produces garbage when 'L' is omitted for long double, no + // need to do the same. + break; + default: + --it; + convert_arg<void>(arg, c); + } + + // Parse type. + if (it == end) FMT_THROW(format_error("invalid format string")); + char type = static_cast<char>(*it++); + if (arg.is_integral()) { + // Normalize type. + switch (type) { + case 'i': + case 'u': + type = 'd'; + break; + case 'c': + visit_format_arg( + detail::char_converter<basic_printf_context<OutputIt, Char>>(arg), + arg); + break; + } + } + specs.type = parse_presentation_type(type); + if (specs.type == presentation_type::none) + parse_ctx.on_error("invalid type specifier"); + + start = it; + + // Format argument. + out = visit_format_arg( + detail::printf_arg_formatter<OutputIt, Char>(out, specs, context), arg); + } + detail::write(out, basic_string_view<Char>(start, to_unsigned(it - start))); +} +FMT_END_DETAIL_NAMESPACE + +template <typename Char> +using basic_printf_context_t = + basic_printf_context<detail::buffer_appender<Char>, Char>; + +using printf_context = basic_printf_context_t<char>; +using wprintf_context = basic_printf_context_t<wchar_t>; + +using printf_args = basic_format_args<printf_context>; +using wprintf_args = basic_format_args<wprintf_context>; + +/** + \rst + Constructs an `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::printf_args`. + \endrst + */ +template <typename... T> +inline auto make_printf_args(const T&... args) + -> format_arg_store<printf_context, T...> { + return {args...}; +} + +/** + \rst + Constructs an `~fmt::format_arg_store` object that contains references to + arguments and can be implicitly converted to `~fmt::wprintf_args`. + \endrst + */ +template <typename... T> +inline auto make_wprintf_args(const T&... args) + -> format_arg_store<wprintf_context, T...> { + return {args...}; +} + +template <typename S, typename Char = char_t<S>> +inline auto vsprintf( + const S& fmt, + basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) + -> std::basic_string<Char> { + basic_memory_buffer<Char> buffer; + vprintf(buffer, detail::to_string_view(fmt), args); + return to_string(buffer); +} + +/** + \rst + Formats arguments and returns the result as a string. + + **Example**:: + + std::string message = fmt::sprintf("The answer is %d", 42); + \endrst +*/ +template <typename S, typename... T, + typename Char = enable_if_t<detail::is_string<S>::value, char_t<S>>> +inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string<Char> { + using context = basic_printf_context_t<Char>; + return vsprintf(detail::to_string_view(fmt), + fmt::make_format_args<context>(args...)); +} + +template <typename S, typename Char = char_t<S>> +inline auto vfprintf( + std::FILE* f, const S& fmt, + basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) + -> int { + basic_memory_buffer<Char> buffer; + vprintf(buffer, detail::to_string_view(fmt), args); + size_t size = buffer.size(); + return std::fwrite(buffer.data(), sizeof(Char), size, f) < size + ? -1 + : static_cast<int>(size); +} + +/** + \rst + Prints formatted data to the file *f*. + + **Example**:: + + fmt::fprintf(stderr, "Don't %s!", "panic"); + \endrst + */ +template <typename S, typename... T, typename Char = char_t<S>> +inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int { + using context = basic_printf_context_t<Char>; + return vfprintf(f, detail::to_string_view(fmt), + fmt::make_format_args<context>(args...)); +} + +template <typename S, typename Char = char_t<S>> +inline auto vprintf( + const S& fmt, + basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) + -> int { + return vfprintf(stdout, detail::to_string_view(fmt), args); +} + +/** + \rst + Prints formatted data to ``stdout``. + + **Example**:: + + fmt::printf("Elapsed time: %.2f seconds", 1.23); + \endrst + */ +template <typename S, typename... T, FMT_ENABLE_IF(detail::is_string<S>::value)> +inline auto printf(const S& fmt, const T&... args) -> int { + return vprintf( + detail::to_string_view(fmt), + fmt::make_format_args<basic_printf_context_t<char_t<S>>>(args...)); +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_PRINTF_H_ diff --git a/include/spdlog/fmt/bundled/ranges.h b/include/spdlog/fmt/bundled/ranges.h new file mode 100644 index 000000000..dea7d60dd --- /dev/null +++ b/include/spdlog/fmt/bundled/ranges.h @@ -0,0 +1,722 @@ +// Formatting library for C++ - experimental range support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. +// +// Copyright (c) 2018 - present, Remotion (Igor Schulz) +// All Rights Reserved +// {fmt} support for ranges, containers and types tuple interface. + +#ifndef FMT_RANGES_H_ +#define FMT_RANGES_H_ + +#include <initializer_list> +#include <tuple> +#include <type_traits> + +#include "format.h" + +FMT_BEGIN_NAMESPACE + +namespace detail { + +template <typename RangeT, typename OutputIterator> +OutputIterator copy(const RangeT& range, OutputIterator out) { + for (auto it = range.begin(), end = range.end(); it != end; ++it) + *out++ = *it; + return out; +} + +template <typename OutputIterator> +OutputIterator copy(const char* str, OutputIterator out) { + while (*str) *out++ = *str++; + return out; +} + +template <typename OutputIterator> +OutputIterator copy(char ch, OutputIterator out) { + *out++ = ch; + return out; +} + +template <typename OutputIterator> +OutputIterator copy(wchar_t ch, OutputIterator out) { + *out++ = ch; + return out; +} + +// Returns true if T has a std::string-like interface, like std::string_view. +template <typename T> class is_std_string_like { + template <typename U> + static auto check(U* p) + -> decltype((void)p->find('a'), p->length(), (void)p->data(), int()); + template <typename> static void check(...); + + public: + static constexpr const bool value = + is_string<T>::value || + std::is_convertible<T, std_string_view<char>>::value || + !std::is_void<decltype(check<T>(nullptr))>::value; +}; + +template <typename Char> +struct is_std_string_like<fmt::basic_string_view<Char>> : std::true_type {}; + +template <typename T> class is_map { + template <typename U> static auto check(U*) -> typename U::mapped_type; + template <typename> static void check(...); + + public: +#ifdef FMT_FORMAT_MAP_AS_LIST + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void<decltype(check<T>(nullptr))>::value; +#endif +}; + +template <typename T> class is_set { + template <typename U> static auto check(U*) -> typename U::key_type; + template <typename> static void check(...); + + public: +#ifdef FMT_FORMAT_SET_AS_LIST + static constexpr const bool value = false; +#else + static constexpr const bool value = + !std::is_void<decltype(check<T>(nullptr))>::value && !is_map<T>::value; +#endif +}; + +template <typename... Ts> struct conditional_helper {}; + +template <typename T, typename _ = void> struct is_range_ : std::false_type {}; + +#if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800 + +# define FMT_DECLTYPE_RETURN(val) \ + ->decltype(val) { return val; } \ + static_assert( \ + true, "") // This makes it so that a semicolon is required after the + // macro, which helps clang-format handle the formatting. + +// C array overload +template <typename T, std::size_t N> +auto range_begin(const T (&arr)[N]) -> const T* { + return arr; +} +template <typename T, std::size_t N> +auto range_end(const T (&arr)[N]) -> const T* { + return arr + N; +} + +template <typename T, typename Enable = void> +struct has_member_fn_begin_end_t : std::false_type {}; + +template <typename T> +struct has_member_fn_begin_end_t<T, void_t<decltype(std::declval<T>().begin()), + decltype(std::declval<T>().end())>> + : std::true_type {}; + +// Member function overload +template <typename T> +auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).begin()); +template <typename T> +auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).end()); + +// ADL overload. Only participates in overload resolution if member functions +// are not found. +template <typename T> +auto range_begin(T&& rng) + -> enable_if_t<!has_member_fn_begin_end_t<T&&>::value, + decltype(begin(static_cast<T&&>(rng)))> { + return begin(static_cast<T&&>(rng)); +} +template <typename T> +auto range_end(T&& rng) -> enable_if_t<!has_member_fn_begin_end_t<T&&>::value, + decltype(end(static_cast<T&&>(rng)))> { + return end(static_cast<T&&>(rng)); +} + +template <typename T, typename Enable = void> +struct has_const_begin_end : std::false_type {}; +template <typename T, typename Enable = void> +struct has_mutable_begin_end : std::false_type {}; + +template <typename T> +struct has_const_begin_end< + T, + void_t< + decltype(detail::range_begin(std::declval<const remove_cvref_t<T>&>())), + decltype(detail::range_end(std::declval<const remove_cvref_t<T>&>()))>> + : std::true_type {}; + +template <typename T> +struct has_mutable_begin_end< + T, void_t<decltype(detail::range_begin(std::declval<T>())), + decltype(detail::range_end(std::declval<T>())), + enable_if_t<std::is_copy_constructible<T>::value>>> + : std::true_type {}; + +template <typename T> +struct is_range_<T, void> + : std::integral_constant<bool, (has_const_begin_end<T>::value || + has_mutable_begin_end<T>::value)> {}; +# undef FMT_DECLTYPE_RETURN +#endif + +// tuple_size and tuple_element check. +template <typename T> class is_tuple_like_ { + template <typename U> + static auto check(U* p) -> decltype(std::tuple_size<U>::value, int()); + template <typename> static void check(...); + + public: + static constexpr const bool value = + !std::is_void<decltype(check<T>(nullptr))>::value; +}; + +// Check for integer_sequence +#if defined(__cpp_lib_integer_sequence) || FMT_MSC_VERSION >= 1900 +template <typename T, T... N> +using integer_sequence = std::integer_sequence<T, N...>; +template <size_t... N> using index_sequence = std::index_sequence<N...>; +template <size_t N> using make_index_sequence = std::make_index_sequence<N>; +#else +template <typename T, T... N> struct integer_sequence { + using value_type = T; + + static FMT_CONSTEXPR size_t size() { return sizeof...(N); } +}; + +template <size_t... N> using index_sequence = integer_sequence<size_t, N...>; + +template <typename T, size_t N, T... Ns> +struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> {}; +template <typename T, T... Ns> +struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...> {}; + +template <size_t N> +using make_index_sequence = make_integer_sequence<size_t, N>; +#endif + +template <typename T> +using tuple_index_sequence = make_index_sequence<std::tuple_size<T>::value>; + +template <typename T, typename C, bool = is_tuple_like_<T>::value> +class is_tuple_formattable_ { + public: + static constexpr const bool value = false; +}; +template <typename T, typename C> class is_tuple_formattable_<T, C, true> { + template <std::size_t... I> + static std::true_type check2(index_sequence<I...>, + integer_sequence<bool, (I == I)...>); + static std::false_type check2(...); + template <std::size_t... I> + static decltype(check2( + index_sequence<I...>{}, + integer_sequence< + bool, (is_formattable<typename std::tuple_element<I, T>::type, + C>::value)...>{})) check(index_sequence<I...>); + + public: + static constexpr const bool value = + decltype(check(tuple_index_sequence<T>{}))::value; +}; + +template <class Tuple, class F, size_t... Is> +void for_each(index_sequence<Is...>, Tuple&& tup, F&& f) noexcept { + using std::get; + // using free function get<I>(T) now. + const int _[] = {0, ((void)f(get<Is>(tup)), 0)...}; + (void)_; // blocks warnings +} + +template <class T> +FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes( + T const&) { + return {}; +} + +template <class Tuple, class F> void for_each(Tuple&& tup, F&& f) { + const auto indexes = get_indexes(tup); + for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f)); +} + +#if FMT_MSC_VERSION && FMT_MSC_VERSION < 1920 +// Older MSVC doesn't get the reference type correctly for arrays. +template <typename R> struct range_reference_type_impl { + using type = decltype(*detail::range_begin(std::declval<R&>())); +}; + +template <typename T, std::size_t N> struct range_reference_type_impl<T[N]> { + using type = T&; +}; + +template <typename T> +using range_reference_type = typename range_reference_type_impl<T>::type; +#else +template <typename Range> +using range_reference_type = + decltype(*detail::range_begin(std::declval<Range&>())); +#endif + +// We don't use the Range's value_type for anything, but we do need the Range's +// reference type, with cv-ref stripped. +template <typename Range> +using uncvref_type = remove_cvref_t<range_reference_type<Range>>; + +template <typename Range> +using uncvref_first_type = + remove_cvref_t<decltype(std::declval<range_reference_type<Range>>().first)>; + +template <typename Range> +using uncvref_second_type = remove_cvref_t< + decltype(std::declval<range_reference_type<Range>>().second)>; + +template <typename OutputIt> OutputIt write_delimiter(OutputIt out) { + *out++ = ','; + *out++ = ' '; + return out; +} + +template <typename Char, typename OutputIt> +auto write_range_entry(OutputIt out, basic_string_view<Char> str) -> OutputIt { + return write_escaped_string(out, str); +} + +template <typename Char, typename OutputIt, typename T, + FMT_ENABLE_IF(std::is_convertible<T, std_string_view<char>>::value)> +inline auto write_range_entry(OutputIt out, const T& str) -> OutputIt { + auto sv = std_string_view<Char>(str); + return write_range_entry<Char>(out, basic_string_view<Char>(sv)); +} + +template <typename Char, typename OutputIt, typename Arg, + FMT_ENABLE_IF(std::is_same<Arg, Char>::value)> +OutputIt write_range_entry(OutputIt out, const Arg v) { + return write_escaped_char(out, v); +} + +template < + typename Char, typename OutputIt, typename Arg, + FMT_ENABLE_IF(!is_std_string_like<typename std::decay<Arg>::type>::value && + !std::is_same<Arg, Char>::value)> +OutputIt write_range_entry(OutputIt out, const Arg& v) { + return write<Char>(out, v); +} + +} // namespace detail + +template <typename T> struct is_tuple_like { + static constexpr const bool value = + detail::is_tuple_like_<T>::value && !detail::is_range_<T>::value; +}; + +template <typename T, typename C> struct is_tuple_formattable { + static constexpr const bool value = + detail::is_tuple_formattable_<T, C>::value; +}; + +template <typename TupleT, typename Char> +struct formatter<TupleT, Char, + enable_if_t<fmt::is_tuple_like<TupleT>::value && + fmt::is_tuple_formattable<TupleT, Char>::value>> { + private: + basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; + basic_string_view<Char> opening_bracket_ = + detail::string_literal<Char, '('>{}; + basic_string_view<Char> closing_bracket_ = + detail::string_literal<Char, ')'>{}; + + // C++11 generic lambda for format(). + template <typename FormatContext> struct format_each { + template <typename T> void operator()(const T& v) { + if (i > 0) out = detail::copy_str<Char>(separator, out); + out = detail::write_range_entry<Char>(out, v); + ++i; + } + int i; + typename FormatContext::iterator& out; + basic_string_view<Char> separator; + }; + + public: + FMT_CONSTEXPR formatter() {} + + FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, + basic_string_view<Char> close) { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template <typename FormatContext = format_context> + auto format(const TupleT& values, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::copy_str<Char>(opening_bracket_, out); + detail::for_each(values, format_each<FormatContext>{0, out, separator_}); + out = detail::copy_str<Char>(closing_bracket_, out); + return out; + } +}; + +template <typename T, typename Char> struct is_range { + static constexpr const bool value = + detail::is_range_<T>::value && !detail::is_std_string_like<T>::value && + !std::is_convertible<T, std::basic_string<Char>>::value && + !std::is_convertible<T, detail::std_string_view<Char>>::value; +}; + +namespace detail { +template <typename Context> struct range_mapper { + using mapper = arg_mapper<Context>; + + template <typename T, + FMT_ENABLE_IF(has_formatter<remove_cvref_t<T>, Context>::value)> + static auto map(T&& value) -> T&& { + return static_cast<T&&>(value); + } + template <typename T, + FMT_ENABLE_IF(!has_formatter<remove_cvref_t<T>, Context>::value)> + static auto map(T&& value) + -> decltype(mapper().map(static_cast<T&&>(value))) { + return mapper().map(static_cast<T&&>(value)); + } +}; + +template <typename Char, typename Element> +using range_formatter_type = conditional_t< + is_formattable<Element, Char>::value, + formatter<remove_cvref_t<decltype(range_mapper<buffer_context<Char>>{}.map( + std::declval<Element>()))>, + Char>, + fallback_formatter<Element, Char>>; + +template <typename R> +using maybe_const_range = + conditional_t<has_const_begin_end<R>::value, const R, R>; + +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 +template <typename R, typename Char> +struct is_formattable_delayed + : disjunction< + is_formattable<uncvref_type<maybe_const_range<R>>, Char>, + has_fallback_formatter<uncvref_type<maybe_const_range<R>>, Char>> {}; +#endif + +} // namespace detail + +template <typename T, typename Char, typename Enable = void> +struct range_formatter; + +template <typename T, typename Char> +struct range_formatter< + T, Char, + enable_if_t<conjunction< + std::is_same<T, remove_cvref_t<T>>, + disjunction<is_formattable<T, Char>, + detail::has_fallback_formatter<T, Char>>>::value>> { + private: + detail::range_formatter_type<Char, T> underlying_; + bool custom_specs_ = false; + basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; + basic_string_view<Char> opening_bracket_ = + detail::string_literal<Char, '['>{}; + basic_string_view<Char> closing_bracket_ = + detail::string_literal<Char, ']'>{}; + + template <class U> + FMT_CONSTEXPR static auto maybe_set_debug_format(U& u, int) + -> decltype(u.set_debug_format()) { + u.set_debug_format(); + } + + template <class U> + FMT_CONSTEXPR static void maybe_set_debug_format(U&, ...) {} + + FMT_CONSTEXPR void maybe_set_debug_format() { + maybe_set_debug_format(underlying_, 0); + } + + public: + FMT_CONSTEXPR range_formatter() {} + + FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type<Char, T>& { + return underlying_; + } + + FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { + separator_ = sep; + } + + FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, + basic_string_view<Char> close) { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + auto it = ctx.begin(); + auto end = ctx.end(); + if (it == end || *it == '}') { + maybe_set_debug_format(); + return it; + } + + if (*it == 'n') { + set_brackets({}, {}); + ++it; + } + + if (*it == '}') { + maybe_set_debug_format(); + return it; + } + + if (*it != ':') + FMT_THROW(format_error("no other top-level range formatters supported")); + + custom_specs_ = true; + ++it; + ctx.advance_to(it); + return underlying_.parse(ctx); + } + + template <typename R, class FormatContext> + auto format(R&& range, FormatContext& ctx) const -> decltype(ctx.out()) { + detail::range_mapper<buffer_context<Char>> mapper; + auto out = ctx.out(); + out = detail::copy_str<Char>(opening_bracket_, out); + int i = 0; + auto it = detail::range_begin(range); + auto end = detail::range_end(range); + for (; it != end; ++it) { + if (i > 0) out = detail::copy_str<Char>(separator_, out); + ; + ctx.advance_to(out); + out = underlying_.format(mapper.map(*it), ctx); + ++i; + } + out = detail::copy_str<Char>(closing_bracket_, out); + return out; + } +}; + +enum class range_format { disabled, map, set, sequence, string, debug_string }; + +namespace detail { +template <typename T> struct range_format_kind_ { + static constexpr auto value = std::is_same<range_reference_type<T>, T>::value + ? range_format::disabled + : is_map<T>::value ? range_format::map + : is_set<T>::value ? range_format::set + : range_format::sequence; +}; + +template <range_format K, typename R, typename Char, typename Enable = void> +struct range_default_formatter; + +template <range_format K> +using range_format_constant = std::integral_constant<range_format, K>; + +template <range_format K, typename R, typename Char> +struct range_default_formatter< + K, R, Char, + enable_if_t<(K == range_format::sequence || K == range_format::map || + K == range_format::set)>> { + using range_type = detail::maybe_const_range<R>; + range_formatter<detail::uncvref_type<range_type>, Char> underlying_; + + FMT_CONSTEXPR range_default_formatter() { init(range_format_constant<K>()); } + + FMT_CONSTEXPR void init(range_format_constant<range_format::set>) { + underlying_.set_brackets(detail::string_literal<Char, '{'>{}, + detail::string_literal<Char, '}'>{}); + } + + FMT_CONSTEXPR void init(range_format_constant<range_format::map>) { + underlying_.set_brackets(detail::string_literal<Char, '{'>{}, + detail::string_literal<Char, '}'>{}); + underlying_.underlying().set_brackets({}, {}); + underlying_.underlying().set_separator( + detail::string_literal<Char, ':', ' '>{}); + } + + FMT_CONSTEXPR void init(range_format_constant<range_format::sequence>) {} + + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return underlying_.parse(ctx); + } + + template <typename FormatContext> + auto format(range_type& range, FormatContext& ctx) const + -> decltype(ctx.out()) { + return underlying_.format(range, ctx); + } +}; +} // namespace detail + +template <typename T, typename Char, typename Enable = void> +struct range_format_kind + : conditional_t< + is_range<T, Char>::value, detail::range_format_kind_<T>, + std::integral_constant<range_format, range_format::disabled>> {}; + +template <typename R, typename Char> +struct formatter< + R, Char, + enable_if_t<conjunction<bool_constant<range_format_kind<R, Char>::value != + range_format::disabled> +// Workaround a bug in MSVC 2015 and earlier. +#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 + , + detail::is_formattable_delayed<R, Char> +#endif + >::value>> + : detail::range_default_formatter<range_format_kind<R, Char>::value, R, + Char> { +}; + +template <typename Char, typename... T> struct tuple_join_view : detail::view { + const std::tuple<T...>& tuple; + basic_string_view<Char> sep; + + tuple_join_view(const std::tuple<T...>& t, basic_string_view<Char> s) + : tuple(t), sep{s} {} +}; + +template <typename Char, typename... T> +using tuple_arg_join = tuple_join_view<Char, T...>; + +// Define FMT_TUPLE_JOIN_SPECIFIERS to enable experimental format specifiers +// support in tuple_join. It is disabled by default because of issues with +// the dynamic width and precision. +#ifndef FMT_TUPLE_JOIN_SPECIFIERS +# define FMT_TUPLE_JOIN_SPECIFIERS 0 +#endif + +template <typename Char, typename... T> +struct formatter<tuple_join_view<Char, T...>, Char> { + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return do_parse(ctx, std::integral_constant<size_t, sizeof...(T)>()); + } + + template <typename FormatContext> + auto format(const tuple_join_view<Char, T...>& value, + FormatContext& ctx) const -> typename FormatContext::iterator { + return do_format(value, ctx, + std::integral_constant<size_t, sizeof...(T)>()); + } + + private: + std::tuple<formatter<typename std::decay<T>::type, Char>...> formatters_; + + template <typename ParseContext> + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, + std::integral_constant<size_t, 0>) + -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template <typename ParseContext, size_t N> + FMT_CONSTEXPR auto do_parse(ParseContext& ctx, + std::integral_constant<size_t, N>) + -> decltype(ctx.begin()) { + auto end = ctx.begin(); +#if FMT_TUPLE_JOIN_SPECIFIERS + end = std::get<sizeof...(T) - N>(formatters_).parse(ctx); + if (N > 1) { + auto end1 = do_parse(ctx, std::integral_constant<size_t, N - 1>()); + if (end != end1) + FMT_THROW(format_error("incompatible format specs for tuple elements")); + } +#endif + return end; + } + + template <typename FormatContext> + auto do_format(const tuple_join_view<Char, T...>&, FormatContext& ctx, + std::integral_constant<size_t, 0>) const -> + typename FormatContext::iterator { + return ctx.out(); + } + + template <typename FormatContext, size_t N> + auto do_format(const tuple_join_view<Char, T...>& value, FormatContext& ctx, + std::integral_constant<size_t, N>) const -> + typename FormatContext::iterator { + auto out = std::get<sizeof...(T) - N>(formatters_) + .format(std::get<sizeof...(T) - N>(value.tuple), ctx); + if (N > 1) { + out = std::copy(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + return do_format(value, ctx, std::integral_constant<size_t, N - 1>()); + } + return out; + } +}; + +FMT_MODULE_EXPORT_BEGIN + +/** + \rst + Returns an object that formats `tuple` with elements separated by `sep`. + + **Example**:: + + std::tuple<int, char> t = {1, 'a'}; + fmt::print("{}", fmt::join(t, ", ")); + // Output: "1, a" + \endrst + */ +template <typename... T> +FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, string_view sep) + -> tuple_join_view<char, T...> { + return {tuple, sep}; +} + +template <typename... T> +FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, + basic_string_view<wchar_t> sep) + -> tuple_join_view<wchar_t, T...> { + return {tuple, sep}; +} + +/** + \rst + Returns an object that formats `initializer_list` with elements separated by + `sep`. + + **Example**:: + + fmt::print("{}", fmt::join({1, 2, 3}, ", ")); + // Output: "1, 2, 3" + \endrst + */ +template <typename T> +auto join(std::initializer_list<T> list, string_view sep) + -> join_view<const T*, const T*> { + return join(std::begin(list), std::end(list), sep); +} + +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_RANGES_H_ diff --git a/include/spdlog/fmt/bundled/std.h b/include/spdlog/fmt/bundled/std.h new file mode 100644 index 000000000..41d2b2838 --- /dev/null +++ b/include/spdlog/fmt/bundled/std.h @@ -0,0 +1,171 @@ +// Formatting library for C++ - formatters for standard library types +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_STD_H_ +#define FMT_STD_H_ + +#include <thread> +#include <type_traits> +#include <utility> + +#include "ostream.h" + +#if FMT_HAS_INCLUDE(<version>) +# include <version> +#endif +// Checking FMT_CPLUSPLUS for warning suppression in MSVC. +#if FMT_CPLUSPLUS >= 201703L +# if FMT_HAS_INCLUDE(<filesystem>) +# include <filesystem> +# endif +# if FMT_HAS_INCLUDE(<variant>) +# include <variant> +# endif +#endif + +#ifdef __cpp_lib_filesystem +FMT_BEGIN_NAMESPACE + +namespace detail { + +template <typename Char> +void write_escaped_path(basic_memory_buffer<Char>& quoted, + const std::filesystem::path& p) { + write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>()); +} +# ifdef _WIN32 +template <> +inline void write_escaped_path<char>(basic_memory_buffer<char>& quoted, + const std::filesystem::path& p) { + auto s = p.u8string(); + write_escaped_string<char>( + std::back_inserter(quoted), + string_view(reinterpret_cast<const char*>(s.c_str()), s.size())); +} +# endif +template <> +inline void write_escaped_path<std::filesystem::path::value_type>( + basic_memory_buffer<std::filesystem::path::value_type>& quoted, + const std::filesystem::path& p) { + write_escaped_string<std::filesystem::path::value_type>( + std::back_inserter(quoted), p.native()); +} + +} // namespace detail + +template <typename Char> +struct formatter<std::filesystem::path, Char> + : formatter<basic_string_view<Char>> { + template <typename FormatContext> + auto format(const std::filesystem::path& p, FormatContext& ctx) const -> + typename FormatContext::iterator { + basic_memory_buffer<Char> quoted; + detail::write_escaped_path(quoted, p); + return formatter<basic_string_view<Char>>::format( + basic_string_view<Char>(quoted.data(), quoted.size()), ctx); + } +}; +FMT_END_NAMESPACE +#endif + +FMT_BEGIN_NAMESPACE +template <typename Char> +struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> {}; +FMT_END_NAMESPACE + +#ifdef __cpp_lib_variant +FMT_BEGIN_NAMESPACE +template <typename Char> struct formatter<std::monostate, Char> { + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template <typename FormatContext> + auto format(const std::monostate&, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + out = detail::write<Char>(out, "monostate"); + return out; + } +}; + +namespace detail { + +template <typename T> +using variant_index_sequence = + std::make_index_sequence<std::variant_size<T>::value>; + +// variant_size and variant_alternative check. +template <typename T, typename U = void> +struct is_variant_like_ : std::false_type {}; +template <typename T> +struct is_variant_like_<T, std::void_t<decltype(std::variant_size<T>::value)>> + : std::true_type {}; + +// formattable element check +template <typename T, typename C> class is_variant_formattable_ { + template <std::size_t... I> + static std::conjunction< + is_formattable<std::variant_alternative_t<I, T>, C>...> + check(std::index_sequence<I...>); + + public: + static constexpr const bool value = + decltype(check(variant_index_sequence<T>{}))::value; +}; + +template <typename Char, typename OutputIt, typename T> +auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt { + if constexpr (is_string<T>::value) + return write_escaped_string<Char>(out, detail::to_string_view(v)); + else if constexpr (std::is_same_v<T, Char>) + return write_escaped_char(out, v); + else + return write<Char>(out, v); +} + +} // namespace detail + +template <typename T> struct is_variant_like { + static constexpr const bool value = detail::is_variant_like_<T>::value; +}; + +template <typename T, typename C> struct is_variant_formattable { + static constexpr const bool value = + detail::is_variant_formattable_<T, C>::value; +}; + +template <typename Variant, typename Char> +struct formatter< + Variant, Char, + std::enable_if_t<std::conjunction_v< + is_variant_like<Variant>, is_variant_formattable<Variant, Char>>>> { + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { + return ctx.begin(); + } + + template <typename FormatContext> + auto format(const Variant& value, FormatContext& ctx) const + -> decltype(ctx.out()) { + auto out = ctx.out(); + + out = detail::write<Char>(out, "variant("); + std::visit( + [&](const auto& v) { + out = detail::write_variant_alternative<Char>(out, v); + }, + value); + *out++ = ')'; + return out; + } +}; +FMT_END_NAMESPACE +#endif + +#endif // FMT_STD_H_ diff --git a/include/spdlog/fmt/bundled/xchar.h b/include/spdlog/fmt/bundled/xchar.h new file mode 100644 index 000000000..3b5bc15ca --- /dev/null +++ b/include/spdlog/fmt/bundled/xchar.h @@ -0,0 +1,229 @@ +// Formatting library for C++ - optional wchar_t and exotic character support +// +// Copyright (c) 2012 - present, Victor Zverovich +// All rights reserved. +// +// For the license information refer to format.h. + +#ifndef FMT_XCHAR_H_ +#define FMT_XCHAR_H_ + +#include <cwchar> + +#include "format.h" + +FMT_BEGIN_NAMESPACE +namespace detail { +template <typename T> +using is_exotic_char = bool_constant<!std::is_same<T, char>::value>; +} + +FMT_MODULE_EXPORT_BEGIN + +using wstring_view = basic_string_view<wchar_t>; +using wformat_parse_context = basic_format_parse_context<wchar_t>; +using wformat_context = buffer_context<wchar_t>; +using wformat_args = basic_format_args<wformat_context>; +using wmemory_buffer = basic_memory_buffer<wchar_t>; + +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 +// Workaround broken conversion on older gcc. +template <typename... Args> using wformat_string = wstring_view; +inline auto runtime(wstring_view s) -> wstring_view { return s; } +#else +template <typename... Args> +using wformat_string = basic_format_string<wchar_t, type_identity_t<Args>...>; +inline auto runtime(wstring_view s) -> basic_runtime<wchar_t> { return {{s}}; } +#endif + +template <> struct is_char<wchar_t> : std::true_type {}; +template <> struct is_char<detail::char8_type> : std::true_type {}; +template <> struct is_char<char16_t> : std::true_type {}; +template <> struct is_char<char32_t> : std::true_type {}; + +template <typename... Args> +constexpr format_arg_store<wformat_context, Args...> make_wformat_args( + const Args&... args) { + return {args...}; +} + +inline namespace literals { +#if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS +constexpr detail::udl_arg<wchar_t> operator"" _a(const wchar_t* s, size_t) { + return {s}; +} +#endif +} // namespace literals + +template <typename It, typename Sentinel> +auto join(It begin, Sentinel end, wstring_view sep) + -> join_view<It, Sentinel, wchar_t> { + return {begin, end, sep}; +} + +template <typename Range> +auto join(Range&& range, wstring_view sep) + -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>, + wchar_t> { + return join(std::begin(range), std::end(range), sep); +} + +template <typename T> +auto join(std::initializer_list<T> list, wstring_view sep) + -> join_view<const T*, const T*, wchar_t> { + return join(std::begin(list), std::end(list), sep); +} + +template <typename Char, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> +auto vformat(basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> std::basic_string<Char> { + basic_memory_buffer<Char> buffer; + detail::vformat_to(buffer, format_str, args); + return to_string(buffer); +} + +template <typename... T> +auto format(wformat_string<T...> fmt, T&&... args) -> std::wstring { + return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +// Pass char_t as a default template parameter instead of using +// std::basic_string<char_t<S>> to reduce the symbol size. +template <typename S, typename... Args, typename Char = char_t<S>, + FMT_ENABLE_IF(!std::is_same<Char, char>::value && + !std::is_same<Char, wchar_t>::value)> +auto format(const S& format_str, Args&&... args) -> std::basic_string<Char> { + return vformat(detail::to_string_view(format_str), + fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template <typename Locale, typename S, typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_locale<Locale>::value&& + detail::is_exotic_char<Char>::value)> +inline auto vformat( + const Locale& loc, const S& format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> std::basic_string<Char> { + return detail::vformat(loc, detail::to_string_view(format_str), args); +} + +template <typename Locale, typename S, typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_locale<Locale>::value&& + detail::is_exotic_char<Char>::value)> +inline auto format(const Locale& loc, const S& format_str, Args&&... args) + -> std::basic_string<Char> { + return detail::vformat(loc, detail::to_string_view(format_str), + fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template <typename OutputIt, typename S, typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& + detail::is_exotic_char<Char>::value)> +auto vformat_to(OutputIt out, const S& format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> OutputIt { + auto&& buf = detail::get_buffer<Char>(out); + detail::vformat_to(buf, detail::to_string_view(format_str), args); + return detail::get_iterator(buf); +} + +template <typename OutputIt, typename S, typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& + detail::is_exotic_char<Char>::value)> +inline auto format_to(OutputIt out, const S& fmt, Args&&... args) -> OutputIt { + return vformat_to(out, detail::to_string_view(fmt), + fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template <typename Locale, typename S, typename OutputIt, typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& + detail::is_locale<Locale>::value&& + detail::is_exotic_char<Char>::value)> +inline auto vformat_to( + OutputIt out, const Locale& loc, const S& format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) -> OutputIt { + auto&& buf = detail::get_buffer<Char>(out); + vformat_to(buf, detail::to_string_view(format_str), args, + detail::locale_ref(loc)); + return detail::get_iterator(buf); +} + +template < + typename OutputIt, typename Locale, typename S, typename... Args, + typename Char = char_t<S>, + bool enable = detail::is_output_iterator<OutputIt, Char>::value&& + detail::is_locale<Locale>::value&& detail::is_exotic_char<Char>::value> +inline auto format_to(OutputIt out, const Locale& loc, const S& format_str, + Args&&... args) -> + typename std::enable_if<enable, OutputIt>::type { + return vformat_to(out, loc, to_string_view(format_str), + fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template <typename OutputIt, typename Char, typename... Args, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& + detail::is_exotic_char<Char>::value)> +inline auto vformat_to_n( + OutputIt out, size_t n, basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> format_to_n_result<OutputIt> { + detail::iterator_buffer<OutputIt, Char, detail::fixed_buffer_traits> buf(out, + n); + detail::vformat_to(buf, format_str, args); + return {buf.out(), buf.count()}; +} + +template <typename OutputIt, typename S, typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& + detail::is_exotic_char<Char>::value)> +inline auto format_to_n(OutputIt out, size_t n, const S& fmt, + const Args&... args) -> format_to_n_result<OutputIt> { + return vformat_to_n(out, n, detail::to_string_view(fmt), + fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template <typename S, typename... Args, typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_exotic_char<Char>::value)> +inline auto formatted_size(const S& fmt, Args&&... args) -> size_t { + detail::counting_buffer<Char> buf; + detail::vformat_to(buf, detail::to_string_view(fmt), + fmt::make_format_args<buffer_context<Char>>(args...)); + return buf.count(); +} + +inline void vprint(std::FILE* f, wstring_view fmt, wformat_args args) { + wmemory_buffer buffer; + detail::vformat_to(buffer, fmt, args); + buffer.push_back(L'\0'); + if (std::fputws(buffer.data(), f) == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +} + +inline void vprint(wstring_view fmt, wformat_args args) { + vprint(stdout, fmt, args); +} + +template <typename... T> +void print(std::FILE* f, wformat_string<T...> fmt, T&&... args) { + return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +template <typename... T> void print(wformat_string<T...> fmt, T&&... args) { + return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); +} + +/** + Converts *value* to ``std::wstring`` using the default format for type *T*. + */ +template <typename T> inline auto to_wstring(const T& value) -> std::wstring { + return format(FMT_STRING(L"{}"), value); +} +FMT_MODULE_EXPORT_END +FMT_END_NAMESPACE + +#endif // FMT_XCHAR_H_ diff --git a/include/spdlog/fmt/chrono.h b/include/spdlog/fmt/chrono.h new file mode 100644 index 000000000..83fad2ff9 --- /dev/null +++ b/include/spdlog/fmt/chrono.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's chrono support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +# if !defined(SPDLOG_FMT_EXTERNAL) +# ifdef SPDLOG_HEADER_ONLY +# ifndef FMT_HEADER_ONLY +# define FMT_HEADER_ONLY +# endif +# endif +# include <spdlog/fmt/bundled/chrono.h> +# else +# include <fmt/chrono.h> +# endif +#endif diff --git a/include/spdlog/fmt/compile.h b/include/spdlog/fmt/compile.h new file mode 100644 index 000000000..906e9f57a --- /dev/null +++ b/include/spdlog/fmt/compile.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's compile-time support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +# if !defined(SPDLOG_FMT_EXTERNAL) +# ifdef SPDLOG_HEADER_ONLY +# ifndef FMT_HEADER_ONLY +# define FMT_HEADER_ONLY +# endif +# endif +# include <spdlog/fmt/bundled/compile.h> +# else +# include <fmt/compile.h> +# endif +#endif diff --git a/include/spdlog/fmt/fmt.h b/include/spdlog/fmt/fmt.h new file mode 100644 index 000000000..90fcae0f0 --- /dev/null +++ b/include/spdlog/fmt/fmt.h @@ -0,0 +1,33 @@ +// +// Copyright(c) 2016-2018 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once + +// +// Include a bundled header-only copy of fmtlib or an external one. +// By default spdlog include its own copy. +// + +#if defined(SPDLOG_USE_STD_FORMAT) // SPDLOG_USE_STD_FORMAT is defined - use std::format +# include <format> +#elif !defined(SPDLOG_FMT_EXTERNAL) +# if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY) +# define FMT_HEADER_ONLY +# endif +# ifndef FMT_USE_WINDOWS_H +# define FMT_USE_WINDOWS_H 0 +# endif +// enable the 'n' flag in for backward compatibility with fmt 6.x +# define FMT_DEPRECATED_N_SPECIFIER +// enable ostream formatting for backward compatibility with fmt 8.x +# define FMT_DEPRECATED_OSTREAM + +# include <spdlog/fmt/bundled/core.h> +# include <spdlog/fmt/bundled/format.h> + +#else // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib +# include <fmt/core.h> +# include <fmt/format.h> +#endif diff --git a/include/spdlog/fmt/ostr.h b/include/spdlog/fmt/ostr.h new file mode 100644 index 000000000..758803417 --- /dev/null +++ b/include/spdlog/fmt/ostr.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's ostream support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +# if !defined(SPDLOG_FMT_EXTERNAL) +# ifdef SPDLOG_HEADER_ONLY +# ifndef FMT_HEADER_ONLY +# define FMT_HEADER_ONLY +# endif +# endif +# include <spdlog/fmt/bundled/ostream.h> +# else +# include <fmt/ostream.h> +# endif +#endif diff --git a/include/spdlog/fmt/ranges.h b/include/spdlog/fmt/ranges.h new file mode 100644 index 000000000..9103a5f6a --- /dev/null +++ b/include/spdlog/fmt/ranges.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's ranges support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +# if !defined(SPDLOG_FMT_EXTERNAL) +# ifdef SPDLOG_HEADER_ONLY +# ifndef FMT_HEADER_ONLY +# define FMT_HEADER_ONLY +# endif +# endif +# include <spdlog/fmt/bundled/ranges.h> +# else +# include <fmt/ranges.h> +# endif +#endif diff --git a/include/spdlog/fmt/std.h b/include/spdlog/fmt/std.h new file mode 100644 index 000000000..0490cab0b --- /dev/null +++ b/include/spdlog/fmt/std.h @@ -0,0 +1,23 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's std support (for formatting e.g. std::filesystem::path, std::thread::id, std::monostate, +// std::variant, ...) +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +# if !defined(SPDLOG_FMT_EXTERNAL) +# ifdef SPDLOG_HEADER_ONLY +# ifndef FMT_HEADER_ONLY +# define FMT_HEADER_ONLY +# endif +# endif +# include <spdlog/fmt/bundled/std.h> +# else +# include <fmt/std.h> +# endif +#endif diff --git a/include/spdlog/fmt/xchar.h b/include/spdlog/fmt/xchar.h new file mode 100644 index 000000000..9a766e5a0 --- /dev/null +++ b/include/spdlog/fmt/xchar.h @@ -0,0 +1,22 @@ +// +// Copyright(c) 2016 Gabi Melman. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) +// + +#pragma once +// +// include bundled or external copy of fmtlib's xchar support +// + +#if !defined(SPDLOG_USE_STD_FORMAT) +# if !defined(SPDLOG_FMT_EXTERNAL) +# ifdef SPDLOG_HEADER_ONLY +# ifndef FMT_HEADER_ONLY +# define FMT_HEADER_ONLY +# endif +# endif +# include <spdlog/fmt/bundled/xchar.h> +# else +# include <fmt/xchar.h> +# endif +#endif diff --git a/include/spdlog/formatter.h b/include/spdlog/formatter.h new file mode 100644 index 000000000..5086fb217 --- /dev/null +++ b/include/spdlog/formatter.h @@ -0,0 +1,18 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/fmt/fmt.h> +#include <spdlog/details/log_msg.h> + +namespace spdlog { + +class formatter +{ +public: + virtual ~formatter() = default; + virtual void format(const details::log_msg &msg, memory_buf_t &dest) = 0; + virtual std::unique_ptr<formatter> clone() const = 0; +}; +} // namespace spdlog diff --git a/include/spdlog/fwd.h b/include/spdlog/fwd.h new file mode 100644 index 000000000..d25882572 --- /dev/null +++ b/include/spdlog/fwd.h @@ -0,0 +1,18 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +namespace spdlog { +class logger; +class formatter; + +namespace sinks { +class sink; +} + +namespace level { +enum level_enum : int; +} + +} // namespace spdlog diff --git a/include/spdlog/logger-inl.h b/include/spdlog/logger-inl.h new file mode 100644 index 000000000..411f2cb5a --- /dev/null +++ b/include/spdlog/logger-inl.h @@ -0,0 +1,257 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/logger.h> +#endif + +#include <spdlog/sinks/sink.h> +#include <spdlog/details/backtracer.h> +#include <spdlog/pattern_formatter.h> + +#include <cstdio> + +namespace spdlog { + +// public methods +SPDLOG_INLINE logger::logger(const logger &other) + : name_(other.name_) + , sinks_(other.sinks_) + , level_(other.level_.load(std::memory_order_relaxed)) + , flush_level_(other.flush_level_.load(std::memory_order_relaxed)) + , custom_err_handler_(other.custom_err_handler_) + , tracer_(other.tracer_) +{} + +SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT : name_(std::move(other.name_)), + sinks_(std::move(other.sinks_)), + level_(other.level_.load(std::memory_order_relaxed)), + flush_level_(other.flush_level_.load(std::memory_order_relaxed)), + custom_err_handler_(std::move(other.custom_err_handler_)), + tracer_(std::move(other.tracer_)) + +{} + +SPDLOG_INLINE logger &logger::operator=(logger other) SPDLOG_NOEXCEPT +{ + this->swap(other); + return *this; +} + +SPDLOG_INLINE void logger::swap(spdlog::logger &other) SPDLOG_NOEXCEPT +{ + name_.swap(other.name_); + sinks_.swap(other.sinks_); + + // swap level_ + auto other_level = other.level_.load(); + auto my_level = level_.exchange(other_level); + other.level_.store(my_level); + + // swap flush level_ + other_level = other.flush_level_.load(); + my_level = flush_level_.exchange(other_level); + other.flush_level_.store(my_level); + + custom_err_handler_.swap(other.custom_err_handler_); + std::swap(tracer_, other.tracer_); +} + +SPDLOG_INLINE void swap(logger &a, logger &b) +{ + a.swap(b); +} + +SPDLOG_INLINE void logger::set_level(level::level_enum log_level) +{ + level_.store(log_level); +} + +SPDLOG_INLINE level::level_enum logger::level() const +{ + return static_cast<level::level_enum>(level_.load(std::memory_order_relaxed)); +} + +SPDLOG_INLINE const std::string &logger::name() const +{ + return name_; +} + +// set formatting for the sinks in this logger. +// each sink will get a separate instance of the formatter object. +SPDLOG_INLINE void logger::set_formatter(std::unique_ptr<formatter> f) +{ + for (auto it = sinks_.begin(); it != sinks_.end(); ++it) + { + if (std::next(it) == sinks_.end()) + { + // last element - we can be move it. + (*it)->set_formatter(std::move(f)); + break; // to prevent clang-tidy warning + } + else + { + (*it)->set_formatter(f->clone()); + } + } +} + +SPDLOG_INLINE void logger::set_pattern(std::string pattern, pattern_time_type time_type) +{ + auto new_formatter = details::make_unique<pattern_formatter>(std::move(pattern), time_type); + set_formatter(std::move(new_formatter)); +} + +// create new backtrace sink and move to it all our child sinks +SPDLOG_INLINE void logger::enable_backtrace(size_t n_messages) +{ + tracer_.enable(n_messages); +} + +// restore orig sinks and level and delete the backtrace sink +SPDLOG_INLINE void logger::disable_backtrace() +{ + tracer_.disable(); +} + +SPDLOG_INLINE void logger::dump_backtrace() +{ + dump_backtrace_(); +} + +// flush functions +SPDLOG_INLINE void logger::flush() +{ + flush_(); +} + +SPDLOG_INLINE void logger::flush_on(level::level_enum log_level) +{ + flush_level_.store(log_level); +} + +SPDLOG_INLINE level::level_enum logger::flush_level() const +{ + return static_cast<level::level_enum>(flush_level_.load(std::memory_order_relaxed)); +} + +// sinks +SPDLOG_INLINE const std::vector<sink_ptr> &logger::sinks() const +{ + return sinks_; +} + +SPDLOG_INLINE std::vector<sink_ptr> &logger::sinks() +{ + return sinks_; +} + +// error handler +SPDLOG_INLINE void logger::set_error_handler(err_handler handler) +{ + custom_err_handler_ = std::move(handler); +} + +// create new logger with same sinks and configuration. +SPDLOG_INLINE std::shared_ptr<logger> logger::clone(std::string logger_name) +{ + auto cloned = std::make_shared<logger>(*this); + cloned->name_ = std::move(logger_name); + return cloned; +} + +// protected methods +SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg, bool log_enabled, bool traceback_enabled) +{ + if (log_enabled) + { + sink_it_(log_msg); + } + if (traceback_enabled) + { + tracer_.push_back(log_msg); + } +} + +SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) +{ + for (auto &sink : sinks_) + { + if (sink->should_log(msg.level)) + { + SPDLOG_TRY + { + sink->log(msg); + } + SPDLOG_LOGGER_CATCH(msg.source) + } + } + + if (should_flush_(msg)) + { + flush_(); + } +} + +SPDLOG_INLINE void logger::flush_() +{ + for (auto &sink : sinks_) + { + SPDLOG_TRY + { + sink->flush(); + } + SPDLOG_LOGGER_CATCH(source_loc()) + } +} + +SPDLOG_INLINE void logger::dump_backtrace_() +{ + using details::log_msg; + if (tracer_.enabled()) + { + sink_it_(log_msg{name(), level::info, "****************** Backtrace Start ******************"}); + tracer_.foreach_pop([this](const log_msg &msg) { this->sink_it_(msg); }); + sink_it_(log_msg{name(), level::info, "****************** Backtrace End ********************"}); + } +} + +SPDLOG_INLINE bool logger::should_flush_(const details::log_msg &msg) +{ + auto flush_level = flush_level_.load(std::memory_order_relaxed); + return (msg.level >= flush_level) && (msg.level != level::off); +} + +SPDLOG_INLINE void logger::err_handler_(const std::string &msg) +{ + if (custom_err_handler_) + { + custom_err_handler_(msg); + } + else + { + using std::chrono::system_clock; + static std::mutex mutex; + static std::chrono::system_clock::time_point last_report_time; + static size_t err_counter = 0; + std::lock_guard<std::mutex> lk{mutex}; + auto now = system_clock::now(); + err_counter++; + if (now - last_report_time < std::chrono::seconds(1)) + { + return; + } + last_report_time = now; + auto tm_time = details::os::localtime(system_clock::to_time_t(now)); + char date_buf[64]; + std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time); +#if defined(USING_R) && defined(R_R_H) // if in R environment + REprintf("[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); +#else + std::fprintf(stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); +#endif + } +} +} // namespace spdlog diff --git a/include/spdlog/logger.h b/include/spdlog/logger.h new file mode 100644 index 000000000..1fafdabdb --- /dev/null +++ b/include/spdlog/logger.h @@ -0,0 +1,428 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// Thread safe logger (except for set_error_handler()) +// Has name, log level, vector of std::shared sink pointers and formatter +// Upon each log write the logger: +// 1. Checks if its log level is enough to log the message and if yes: +// 2. Call the underlying sinks to do the job. +// 3. Each sink use its own private copy of a formatter to format the message +// and send to its destination. +// +// The use of private formatter per sink provides the opportunity to cache some +// formatted data, and support for different format per sink. + +#include <spdlog/common.h> +#include <spdlog/details/log_msg.h> +#include <spdlog/details/backtracer.h> + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT +# ifndef _WIN32 +# error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows +# endif +# include <spdlog/details/os.h> +#endif + +#include <vector> + +#ifndef SPDLOG_NO_EXCEPTIONS +# define SPDLOG_LOGGER_CATCH(location) \ + catch (const std::exception &ex) \ + { \ + if (location.filename) \ + { \ + err_handler_(fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), location.filename, location.line)); \ + } \ + else \ + { \ + err_handler_(ex.what()); \ + } \ + } \ + catch (...) \ + { \ + err_handler_("Rethrowing unknown exception in logger"); \ + throw; \ + } +#else +# define SPDLOG_LOGGER_CATCH(location) +#endif + +namespace spdlog { + +class SPDLOG_API logger +{ +public: + // Empty logger + explicit logger(std::string name) + : name_(std::move(name)) + , sinks_() + {} + + // Logger with range on sinks + template<typename It> + logger(std::string name, It begin, It end) + : name_(std::move(name)) + , sinks_(begin, end) + {} + + // Logger with single sink + logger(std::string name, sink_ptr single_sink) + : logger(std::move(name), {std::move(single_sink)}) + {} + + // Logger with sinks init list + logger(std::string name, sinks_init_list sinks) + : logger(std::move(name), sinks.begin(), sinks.end()) + {} + + virtual ~logger() = default; + + logger(const logger &other); + logger(logger &&other) SPDLOG_NOEXCEPT; + logger &operator=(logger other) SPDLOG_NOEXCEPT; + void swap(spdlog::logger &other) SPDLOG_NOEXCEPT; + + template<typename... Args> + void log(source_loc loc, level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) + { + log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...); + } + + template<typename... Args> + void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) + { + log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); + } + + template<typename T> + void log(level::level_enum lvl, const T &msg) + { + log(source_loc{}, lvl, msg); + } + + // T cannot be statically converted to format string (including string_view/wstring_view) + template<class T, typename std::enable_if<!is_convertible_to_any_format_string<const T &>::value, int>::type = 0> + void log(source_loc loc, level::level_enum lvl, const T &msg) + { + log(loc, lvl, "{}", msg); + } + + void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, string_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + details::log_msg log_msg(log_time, loc, name_, lvl, msg); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(source_loc loc, level::level_enum lvl, string_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + details::log_msg log_msg(loc, name_, lvl, msg); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(level::level_enum lvl, string_view_t msg) + { + log(source_loc{}, lvl, msg); + } + + template<typename... Args> + void trace(format_string_t<Args...> fmt, Args &&... args) + { + log(level::trace, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void debug(format_string_t<Args...> fmt, Args &&... args) + { + log(level::debug, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void info(format_string_t<Args...> fmt, Args &&... args) + { + log(level::info, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void warn(format_string_t<Args...> fmt, Args &&... args) + { + log(level::warn, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void error(format_string_t<Args...> fmt, Args &&... args) + { + log(level::err, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void critical(format_string_t<Args...> fmt, Args &&... args) + { + log(level::critical, fmt, std::forward<Args>(args)...); + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template<typename... Args> + void log(source_loc loc, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) + { + log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...); + } + + template<typename... Args> + void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) + { + log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); + } + + void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, wstring_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); + details::log_msg log_msg(log_time, loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(source_loc loc, level::level_enum lvl, wstring_view_t msg) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + + void log(level::level_enum lvl, wstring_view_t msg) + { + log(source_loc{}, lvl, msg); + } + + template<typename... Args> + void trace(wformat_string_t<Args...> fmt, Args &&... args) + { + log(level::trace, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void debug(wformat_string_t<Args...> fmt, Args &&... args) + { + log(level::debug, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void info(wformat_string_t<Args...> fmt, Args &&... args) + { + log(level::info, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void warn(wformat_string_t<Args...> fmt, Args &&... args) + { + log(level::warn, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void error(wformat_string_t<Args...> fmt, Args &&... args) + { + log(level::err, fmt, std::forward<Args>(args)...); + } + + template<typename... Args> + void critical(wformat_string_t<Args...> fmt, Args &&... args) + { + log(level::critical, fmt, std::forward<Args>(args)...); + } +#endif + + template<typename T> + void trace(const T &msg) + { + log(level::trace, msg); + } + + template<typename T> + void debug(const T &msg) + { + log(level::debug, msg); + } + + template<typename T> + void info(const T &msg) + { + log(level::info, msg); + } + + template<typename T> + void warn(const T &msg) + { + log(level::warn, msg); + } + + template<typename T> + void error(const T &msg) + { + log(level::err, msg); + } + + template<typename T> + void critical(const T &msg) + { + log(level::critical, msg); + } + + // return true logging is enabled for the given level. + bool should_log(level::level_enum msg_level) const + { + return msg_level >= level_.load(std::memory_order_relaxed); + } + + // return true if backtrace logging is enabled. + bool should_backtrace() const + { + return tracer_.enabled(); + } + + void set_level(level::level_enum log_level); + + level::level_enum level() const; + + const std::string &name() const; + + // set formatting for the sinks in this logger. + // each sink will get a separate instance of the formatter object. + void set_formatter(std::unique_ptr<formatter> f); + + // set formatting for the sinks in this logger. + // equivalent to + // set_formatter(make_unique<pattern_formatter>(pattern, time_type)) + // Note: each sink will get a new instance of a formatter object, replacing the old one. + void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); + + // backtrace support. + // efficiently store all debug/trace messages in a circular buffer until needed for debugging. + void enable_backtrace(size_t n_messages); + void disable_backtrace(); + void dump_backtrace(); + + // flush functions + void flush(); + void flush_on(level::level_enum log_level); + level::level_enum flush_level() const; + + // sinks + const std::vector<sink_ptr> &sinks() const; + + std::vector<sink_ptr> &sinks(); + + // error handler + void set_error_handler(err_handler); + + // create new logger with same sinks and configuration. + virtual std::shared_ptr<logger> clone(std::string logger_name); + +protected: + std::string name_; + std::vector<sink_ptr> sinks_; + spdlog::level_t level_{level::info}; + spdlog::level_t flush_level_{level::off}; + err_handler custom_err_handler_{nullptr}; + details::backtracer tracer_; + + // common implementation for after templated public api has been resolved + template<typename... Args> + void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args &&... args) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + SPDLOG_TRY + { + memory_buf_t buf; +#ifdef SPDLOG_USE_STD_FORMAT + fmt_lib::vformat_to(std::back_inserter(buf), fmt, fmt_lib::make_format_args(std::forward<Args>(args)...)); +#else + fmt::vformat_to(fmt::appender(buf), fmt, fmt::make_format_args(std::forward<Args>(args)...)); +#endif + + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + SPDLOG_LOGGER_CATCH(loc) + } + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + template<typename... Args> + void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args &&... args) + { + bool log_enabled = should_log(lvl); + bool traceback_enabled = tracer_.enabled(); + if (!log_enabled && !traceback_enabled) + { + return; + } + SPDLOG_TRY + { + // format to wmemory_buffer and convert to utf8 + wmemory_buf_t wbuf; + fmt_lib::vformat_to( + std::back_inserter(wbuf), fmt, fmt_lib::make_format_args<fmt_lib::wformat_context>(std::forward<Args>(args)...)); + + memory_buf_t buf; + details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf); + details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); + log_it_(log_msg, log_enabled, traceback_enabled); + } + SPDLOG_LOGGER_CATCH(loc) + } +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + + // log the given message (if the given log level is high enough), + // and save backtrace (if backtrace is enabled). + void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled); + virtual void sink_it_(const details::log_msg &msg); + virtual void flush_(); + void dump_backtrace_(); + bool should_flush_(const details::log_msg &msg); + + // handle errors during logging. + // default handler prints the error to stderr at max rate of 1 message/sec. + void err_handler_(const std::string &msg); +}; + +void swap(logger &a, logger &b); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "logger-inl.h" +#endif diff --git a/include/spdlog/pattern_formatter-inl.h b/include/spdlog/pattern_formatter-inl.h new file mode 100644 index 000000000..01afbe6f0 --- /dev/null +++ b/include/spdlog/pattern_formatter-inl.h @@ -0,0 +1,1436 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/pattern_formatter.h> +#endif + +#include <spdlog/details/fmt_helper.h> +#include <spdlog/details/log_msg.h> +#include <spdlog/details/os.h> +#include <spdlog/fmt/fmt.h> +#include <spdlog/formatter.h> + +#include <algorithm> +#include <array> +#include <chrono> +#include <ctime> +#include <cctype> +#include <cstring> +#include <iterator> +#include <memory> +#include <mutex> +#include <string> +#include <thread> +#include <utility> +#include <vector> + +namespace spdlog { +namespace details { + +/////////////////////////////////////////////////////////////////////// +// name & level pattern appender +/////////////////////////////////////////////////////////////////////// + +class scoped_padder +{ +public: + scoped_padder(size_t wrapped_size, const padding_info &padinfo, memory_buf_t &dest) + : padinfo_(padinfo) + , dest_(dest) + { + remaining_pad_ = static_cast<long>(padinfo.width_) - static_cast<long>(wrapped_size); + if (remaining_pad_ <= 0) + { + return; + } + + if (padinfo_.side_ == padding_info::pad_side::left) + { + pad_it(remaining_pad_); + remaining_pad_ = 0; + } + else if (padinfo_.side_ == padding_info::pad_side::center) + { + auto half_pad = remaining_pad_ / 2; + auto reminder = remaining_pad_ & 1; + pad_it(half_pad); + remaining_pad_ = half_pad + reminder; // for the right side + } + } + + template<typename T> + static unsigned int count_digits(T n) + { + return fmt_helper::count_digits(n); + } + + ~scoped_padder() + { + if (remaining_pad_ >= 0) + { + pad_it(remaining_pad_); + } + else if (padinfo_.truncate_) + { + long new_size = static_cast<long>(dest_.size()) + remaining_pad_; + dest_.resize(static_cast<size_t>(new_size)); + } + } + +private: + void pad_it(long count) + { + fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast<size_t>(count)), dest_); + } + + const padding_info &padinfo_; + memory_buf_t &dest_; + long remaining_pad_; + string_view_t spaces_{" ", 64}; +}; + +struct null_scoped_padder +{ + null_scoped_padder(size_t /*wrapped_size*/, const padding_info & /*padinfo*/, memory_buf_t & /*dest*/) {} + + template<typename T> + static unsigned int count_digits(T /* number */) + { + return 0; + } +}; + +template<typename ScopedPadder> +class name_formatter final : public flag_formatter +{ +public: + explicit name_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + ScopedPadder p(msg.logger_name.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.logger_name, dest); + } +}; + +// log level appender +template<typename ScopedPadder> +class level_formatter final : public flag_formatter +{ +public: + explicit level_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + const string_view_t &level_name = level::to_string_view(msg.level); + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } +}; + +// short log level appender +template<typename ScopedPadder> +class short_level_formatter final : public flag_formatter +{ +public: + explicit short_level_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + string_view_t level_name{level::to_short_c_str(msg.level)}; + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } +}; + +/////////////////////////////////////////////////////////////////////// +// Date time pattern appenders +/////////////////////////////////////////////////////////////////////// + +static const char *ampm(const tm &t) +{ + return t.tm_hour >= 12 ? "PM" : "AM"; +} + +static int to12h(const tm &t) +{ + return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; +} + +// Abbreviated weekday name +static std::array<const char *, 7> days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; + +template<typename ScopedPadder> +class a_formatter final : public flag_formatter +{ +public: + explicit a_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{days[static_cast<size_t>(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Full weekday name +static std::array<const char *, 7> full_days{{"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; + +template<typename ScopedPadder> +class A_formatter : public flag_formatter +{ +public: + explicit A_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{full_days[static_cast<size_t>(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Abbreviated month +static const std::array<const char *, 12> months{{"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; + +template<typename ScopedPadder> +class b_formatter final : public flag_formatter +{ +public: + explicit b_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{months[static_cast<size_t>(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Full month name +static const std::array<const char *, 12> full_months{ + {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"}}; + +template<typename ScopedPadder> +class B_formatter final : public flag_formatter +{ +public: + explicit B_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{full_months[static_cast<size_t>(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } +}; + +// Date and time representation (Thu Aug 23 15:35:46 2014) +template<typename ScopedPadder> +class c_formatter final : public flag_formatter +{ +public: + explicit c_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 24; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::append_string_view(days[static_cast<size_t>(tm_time.tm_wday)], dest); + dest.push_back(' '); + fmt_helper::append_string_view(months[static_cast<size_t>(tm_time.tm_mon)], dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_mday, dest); + dest.push_back(' '); + // time + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } +}; + +// year - 2 digit +template<typename ScopedPadder> +class C_formatter final : public flag_formatter +{ +public: + explicit C_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } +}; + +// Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 +template<typename ScopedPadder> +class D_formatter final : public flag_formatter +{ +public: + explicit D_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_mday, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } +}; + +// year - 4 digit +template<typename ScopedPadder> +class Y_formatter final : public flag_formatter +{ +public: + explicit Y_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 4; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } +}; + +// month 1-12 +template<typename ScopedPadder> +class m_formatter final : public flag_formatter +{ +public: + explicit m_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + } +}; + +// day of month 1-31 +template<typename ScopedPadder> +class d_formatter final : public flag_formatter +{ +public: + explicit d_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mday, dest); + } +}; + +// hours in 24 format 0-23 +template<typename ScopedPadder> +class H_formatter final : public flag_formatter +{ +public: + explicit H_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_hour, dest); + } +}; + +// hours in 12 format 1-12 +template<typename ScopedPadder> +class I_formatter final : public flag_formatter +{ +public: + explicit I_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(to12h(tm_time), dest); + } +}; + +// minutes 0-59 +template<typename ScopedPadder> +class M_formatter final : public flag_formatter +{ +public: + explicit M_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_min, dest); + } +}; + +// seconds 0-59 +template<typename ScopedPadder> +class S_formatter final : public flag_formatter +{ +public: + explicit S_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_sec, dest); + } +}; + +// milliseconds +template<typename ScopedPadder> +class e_formatter final : public flag_formatter +{ +public: + explicit e_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto millis = fmt_helper::time_fraction<std::chrono::milliseconds>(msg.time); + const size_t field_size = 3; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); + } +}; + +// microseconds +template<typename ScopedPadder> +class f_formatter final : public flag_formatter +{ +public: + explicit f_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto micros = fmt_helper::time_fraction<std::chrono::microseconds>(msg.time); + + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad6(static_cast<size_t>(micros.count()), dest); + } +}; + +// nanoseconds +template<typename ScopedPadder> +class F_formatter final : public flag_formatter +{ +public: + explicit F_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto ns = fmt_helper::time_fraction<std::chrono::nanoseconds>(msg.time); + const size_t field_size = 9; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad9(static_cast<size_t>(ns.count()), dest); + } +}; + +// seconds since epoch +template<typename ScopedPadder> +class E_formatter final : public flag_formatter +{ +public: + explicit E_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + auto duration = msg.time.time_since_epoch(); + auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); + fmt_helper::append_int(seconds, dest); + } +}; + +// AM/PM +template<typename ScopedPadder> +class p_formatter final : public flag_formatter +{ +public: + explicit p_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_string_view(ampm(tm_time), dest); + } +}; + +// 12 hour clock 02:55:02 pm +template<typename ScopedPadder> +class r_formatter final : public flag_formatter +{ +public: + explicit r_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 11; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(to12h(tm_time), dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_string_view(ampm(tm_time), dest); + } +}; + +// 24-hour HH:MM time, equivalent to %H:%M +template<typename ScopedPadder> +class R_formatter final : public flag_formatter +{ +public: + explicit R_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 5; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + } +}; + +// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S +template<typename ScopedPadder> +class T_formatter final : public flag_formatter +{ +public: + explicit T_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 8; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + } +}; + +// ISO 8601 offset from UTC in timezone (+-HH:MM) +template<typename ScopedPadder> +class z_formatter final : public flag_formatter +{ +public: + explicit z_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + z_formatter() = default; + z_formatter(const z_formatter &) = delete; + z_formatter &operator=(const z_formatter &) = delete; + + void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + + auto total_minutes = get_cached_offset(msg, tm_time); + bool is_negative = total_minutes < 0; + if (is_negative) + { + total_minutes = -total_minutes; + dest.push_back('-'); + } + else + { + dest.push_back('+'); + } + + fmt_helper::pad2(total_minutes / 60, dest); // hours + dest.push_back(':'); + fmt_helper::pad2(total_minutes % 60, dest); // minutes + } + +private: + log_clock::time_point last_update_{std::chrono::seconds(0)}; + int offset_minutes_{0}; + + int get_cached_offset(const log_msg &msg, const std::tm &tm_time) + { + // refresh every 10 seconds + if (msg.time - last_update_ >= std::chrono::seconds(10)) + { + offset_minutes_ = os::utc_minutes_offset(tm_time); + last_update_ = msg.time; + } + return offset_minutes_; + } +}; + +// Thread id +template<typename ScopedPadder> +class t_formatter final : public flag_formatter +{ +public: + explicit t_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + const auto field_size = ScopedPadder::count_digits(msg.thread_id); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.thread_id, dest); + } +}; + +// Current pid +template<typename ScopedPadder> +class pid_formatter final : public flag_formatter +{ +public: + explicit pid_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + { + const auto pid = static_cast<uint32_t>(details::os::pid()); + auto field_size = ScopedPadder::count_digits(pid); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(pid, dest); + } +}; + +template<typename ScopedPadder> +class v_formatter final : public flag_formatter +{ +public: + explicit v_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + ScopedPadder p(msg.payload.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.payload, dest); + } +}; + +class ch_formatter final : public flag_formatter +{ +public: + explicit ch_formatter(char ch) + : ch_(ch) + {} + + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + { + dest.push_back(ch_); + } + +private: + char ch_; +}; + +// aggregate user chars to display as is +class aggregate_formatter final : public flag_formatter +{ +public: + aggregate_formatter() = default; + + void add_ch(char ch) + { + str_ += ch; + } + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + { + fmt_helper::append_string_view(str_, dest); + } + +private: + std::string str_; +}; + +// mark the color range. expect it to be in the form of "%^colored text%$" +class color_start_formatter final : public flag_formatter +{ +public: + explicit color_start_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + msg.color_range_start = dest.size(); + } +}; + +class color_stop_formatter final : public flag_formatter +{ +public: + explicit color_stop_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + msg.color_range_end = dest.size(); + } +}; + +// print source location +template<typename ScopedPadder> +class source_location_formatter final : public flag_formatter +{ +public: + explicit source_location_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + + size_t text_size; + if (padinfo_.enabled()) + { + // calc text size for padding based on "filename:line" + text_size = std::char_traits<char>::length(msg.source.filename) + ScopedPadder::count_digits(msg.source.line) + 1; + } + else + { + text_size = 0; + } + + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + } +}; + +// print source filename +template<typename ScopedPadder> +class source_filename_formatter final : public flag_formatter +{ +public: + explicit source_filename_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + } +}; + +template<typename ScopedPadder> +class short_filename_formatter final : public flag_formatter +{ +public: + explicit short_filename_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + +#ifdef _MSC_VER +# pragma warning(push) +# pragma warning(disable : 4127) // consider using 'if constexpr' instead +#endif // _MSC_VER + static const char *basename(const char *filename) + { + // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr + // the branch will be elided by optimizations + if (sizeof(os::folder_seps) == 2) + { + const char *rv = std::strrchr(filename, os::folder_seps[0]); + return rv != nullptr ? rv + 1 : filename; + } + else + { + const std::reverse_iterator<const char *> begin(filename + std::strlen(filename)); + const std::reverse_iterator<const char *> end(filename); + + const auto it = std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1); + return it != end ? it.base() : filename; + } + } +#ifdef _MSC_VER +# pragma warning(pop) +#endif // _MSC_VER + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + auto filename = basename(msg.source.filename); + size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(filename, dest); + } +}; + +template<typename ScopedPadder> +class source_linenum_formatter final : public flag_formatter +{ +public: + explicit source_linenum_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + + auto field_size = ScopedPadder::count_digits(msg.source.line); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.source.line, dest); + } +}; + +// print source funcname +template<typename ScopedPadder> +class source_funcname_formatter final : public flag_formatter +{ +public: + explicit source_funcname_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + if (msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.funcname) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.funcname, dest); + } +}; + +// print elapsed time since last message +template<typename ScopedPadder, typename Units> +class elapsed_formatter final : public flag_formatter +{ +public: + using DurationUnits = Units; + + explicit elapsed_formatter(padding_info padinfo) + : flag_formatter(padinfo) + , last_message_time_(log_clock::now()) + {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); + auto delta_units = std::chrono::duration_cast<DurationUnits>(delta); + last_message_time_ = msg.time; + auto delta_count = static_cast<size_t>(delta_units.count()); + auto n_digits = static_cast<size_t>(ScopedPadder::count_digits(delta_count)); + ScopedPadder p(n_digits, padinfo_, dest); + fmt_helper::append_int(delta_count, dest); + } + +private: + log_clock::time_point last_message_time_; +}; + +// Full info formatter +// pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] [%s:%#] %v +class full_formatter final : public flag_formatter +{ +public: + explicit full_formatter(padding_info padinfo) + : flag_formatter(padinfo) + {} + + void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override + { + using std::chrono::duration_cast; + using std::chrono::milliseconds; + using std::chrono::seconds; + + // cache the date/time part for the next second. + auto duration = msg.time.time_since_epoch(); + auto secs = duration_cast<seconds>(duration); + + if (cache_timestamp_ != secs || cached_datetime_.size() == 0) + { + cached_datetime_.clear(); + cached_datetime_.push_back('['); + fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); + cached_datetime_.push_back('-'); + + fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); + cached_datetime_.push_back('-'); + + fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); + cached_datetime_.push_back(' '); + + fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); + cached_datetime_.push_back(':'); + + fmt_helper::pad2(tm_time.tm_min, cached_datetime_); + cached_datetime_.push_back(':'); + + fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); + cached_datetime_.push_back('.'); + + cache_timestamp_ = secs; + } + dest.append(cached_datetime_.begin(), cached_datetime_.end()); + + auto millis = fmt_helper::time_fraction<milliseconds>(msg.time); + fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); + dest.push_back(']'); + dest.push_back(' '); + + // append logger name if exists + if (msg.logger_name.size() > 0) + { + dest.push_back('['); + fmt_helper::append_string_view(msg.logger_name, dest); + dest.push_back(']'); + dest.push_back(' '); + } + + dest.push_back('['); + // wrap the level name with color + msg.color_range_start = dest.size(); + // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); + fmt_helper::append_string_view(level::to_string_view(msg.level), dest); + msg.color_range_end = dest.size(); + dest.push_back(']'); + dest.push_back(' '); + + // add source location if present + if (!msg.source.empty()) + { + dest.push_back('['); + const char *filename = details::short_filename_formatter<details::null_scoped_padder>::basename(msg.source.filename); + fmt_helper::append_string_view(filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + dest.push_back(']'); + dest.push_back(' '); + } + // fmt_helper::append_string_view(msg.msg(), dest); + fmt_helper::append_string_view(msg.payload, dest); + } + +private: + std::chrono::seconds cache_timestamp_{0}; + memory_buf_t cached_datetime_; +}; + +} // namespace details + +SPDLOG_INLINE pattern_formatter::pattern_formatter( + std::string pattern, pattern_time_type time_type, std::string eol, custom_flags custom_user_flags) + : pattern_(std::move(pattern)) + , eol_(std::move(eol)) + , pattern_time_type_(time_type) + , need_localtime_(false) + , last_log_secs_(0) + , custom_handlers_(std::move(custom_user_flags)) +{ + std::memset(&cached_tm_, 0, sizeof(cached_tm_)); + compile_pattern_(pattern_); +} + +// use by default full formatter for if pattern is not given +SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) + : pattern_("%+") + , eol_(std::move(eol)) + , pattern_time_type_(time_type) + , need_localtime_(true) + , last_log_secs_(0) +{ + std::memset(&cached_tm_, 0, sizeof(cached_tm_)); + formatters_.push_back(details::make_unique<details::full_formatter>(details::padding_info{})); +} + +SPDLOG_INLINE std::unique_ptr<formatter> pattern_formatter::clone() const +{ + custom_flags cloned_custom_formatters; + for (auto &it : custom_handlers_) + { + cloned_custom_formatters[it.first] = it.second->clone(); + } + auto cloned = details::make_unique<pattern_formatter>(pattern_, pattern_time_type_, eol_, std::move(cloned_custom_formatters)); + cloned->need_localtime(need_localtime_); +#if defined(__GNUC__) && __GNUC__ < 5 + return std::move(cloned); +#else + return cloned; +#endif +} + +SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory_buf_t &dest) +{ + if (need_localtime_) + { + const auto secs = std::chrono::duration_cast<std::chrono::seconds>(msg.time.time_since_epoch()); + if (secs != last_log_secs_) + { + cached_tm_ = get_time_(msg); + last_log_secs_ = secs; + } + } + + for (auto &f : formatters_) + { + f->format(msg, cached_tm_, dest); + } + // write eol + details::fmt_helper::append_string_view(eol_, dest); +} + +SPDLOG_INLINE void pattern_formatter::set_pattern(std::string pattern) +{ + pattern_ = std::move(pattern); + need_localtime_ = false; + compile_pattern_(pattern_); +} + +SPDLOG_INLINE void pattern_formatter::need_localtime(bool need) +{ + need_localtime_ = need; +} + +SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg &msg) +{ + if (pattern_time_type_ == pattern_time_type::local) + { + return details::os::localtime(log_clock::to_time_t(msg.time)); + } + return details::os::gmtime(log_clock::to_time_t(msg.time)); +} + +template<typename Padder> +SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_info padding) +{ + // process custom flags + auto it = custom_handlers_.find(flag); + if (it != custom_handlers_.end()) + { + auto custom_handler = it->second->clone(); + custom_handler->set_padding_info(padding); + formatters_.push_back(std::move(custom_handler)); + return; + } + + // process built-in flags + switch (flag) + { + case ('+'): // default formatter + formatters_.push_back(details::make_unique<details::full_formatter>(padding)); + need_localtime_ = true; + break; + + case 'n': // logger name + formatters_.push_back(details::make_unique<details::name_formatter<Padder>>(padding)); + break; + + case 'l': // level + formatters_.push_back(details::make_unique<details::level_formatter<Padder>>(padding)); + break; + + case 'L': // short level + formatters_.push_back(details::make_unique<details::short_level_formatter<Padder>>(padding)); + break; + + case ('t'): // thread id + formatters_.push_back(details::make_unique<details::t_formatter<Padder>>(padding)); + break; + + case ('v'): // the message text + formatters_.push_back(details::make_unique<details::v_formatter<Padder>>(padding)); + break; + + case ('a'): // weekday + formatters_.push_back(details::make_unique<details::a_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('A'): // short weekday + formatters_.push_back(details::make_unique<details::A_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('b'): + case ('h'): // month + formatters_.push_back(details::make_unique<details::b_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('B'): // short month + formatters_.push_back(details::make_unique<details::B_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('c'): // datetime + formatters_.push_back(details::make_unique<details::c_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('C'): // year 2 digits + formatters_.push_back(details::make_unique<details::C_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('Y'): // year 4 digits + formatters_.push_back(details::make_unique<details::Y_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('D'): + case ('x'): // datetime MM/DD/YY + formatters_.push_back(details::make_unique<details::D_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('m'): // month 1-12 + formatters_.push_back(details::make_unique<details::m_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('d'): // day of month 1-31 + formatters_.push_back(details::make_unique<details::d_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('H'): // hours 24 + formatters_.push_back(details::make_unique<details::H_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('I'): // hours 12 + formatters_.push_back(details::make_unique<details::I_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('M'): // minutes + formatters_.push_back(details::make_unique<details::M_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('S'): // seconds + formatters_.push_back(details::make_unique<details::S_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('e'): // milliseconds + formatters_.push_back(details::make_unique<details::e_formatter<Padder>>(padding)); + break; + + case ('f'): // microseconds + formatters_.push_back(details::make_unique<details::f_formatter<Padder>>(padding)); + break; + + case ('F'): // nanoseconds + formatters_.push_back(details::make_unique<details::F_formatter<Padder>>(padding)); + break; + + case ('E'): // seconds since epoch + formatters_.push_back(details::make_unique<details::E_formatter<Padder>>(padding)); + break; + + case ('p'): // am/pm + formatters_.push_back(details::make_unique<details::p_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('r'): // 12 hour clock 02:55:02 pm + formatters_.push_back(details::make_unique<details::r_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('R'): // 24-hour HH:MM time + formatters_.push_back(details::make_unique<details::R_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('T'): + case ('X'): // ISO 8601 time format (HH:MM:SS) + formatters_.push_back(details::make_unique<details::T_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('z'): // timezone + formatters_.push_back(details::make_unique<details::z_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case ('P'): // pid + formatters_.push_back(details::make_unique<details::pid_formatter<Padder>>(padding)); + break; + + case ('^'): // color range start + formatters_.push_back(details::make_unique<details::color_start_formatter>(padding)); + break; + + case ('$'): // color range end + formatters_.push_back(details::make_unique<details::color_stop_formatter>(padding)); + break; + + case ('@'): // source location (filename:filenumber) + formatters_.push_back(details::make_unique<details::source_location_formatter<Padder>>(padding)); + break; + + case ('s'): // short source filename - without directory name + formatters_.push_back(details::make_unique<details::short_filename_formatter<Padder>>(padding)); + break; + + case ('g'): // full source filename + formatters_.push_back(details::make_unique<details::source_filename_formatter<Padder>>(padding)); + break; + + case ('#'): // source line number + formatters_.push_back(details::make_unique<details::source_linenum_formatter<Padder>>(padding)); + break; + + case ('!'): // source funcname + formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); + break; + + case ('%'): // % char + formatters_.push_back(details::make_unique<details::ch_formatter>('%')); + break; + + case ('u'): // elapsed time since last log message in nanos + formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::nanoseconds>>(padding)); + break; + + case ('i'): // elapsed time since last log message in micros + formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::microseconds>>(padding)); + break; + + case ('o'): // elapsed time since last log message in millis + formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::milliseconds>>(padding)); + break; + + case ('O'): // elapsed time since last log message in seconds + formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::seconds>>(padding)); + break; + + default: // Unknown flag appears as is + auto unknown_flag = details::make_unique<details::aggregate_formatter>(); + + if (!padding.truncate_) + { + unknown_flag->add_ch('%'); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + // fix issue #1617 (prev char was '!' and should have been treated as funcname flag instead of truncating flag) + // spdlog::set_pattern("[%10!] %v") => "[ main] some message" + // spdlog::set_pattern("[%3!!] %v") => "[mai] some message" + else + { + padding.truncate_ = false; + formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + + break; + } +} + +// Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X) +// Advance the given it pass the end of the padding spec found (if any) +// Return padding. +SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end) +{ + using details::padding_info; + using details::scoped_padder; + const size_t max_width = 64; + if (it == end) + { + return padding_info{}; + } + + padding_info::pad_side side; + switch (*it) + { + case '-': + side = padding_info::pad_side::right; + ++it; + break; + case '=': + side = padding_info::pad_side::center; + ++it; + break; + default: + side = details::padding_info::pad_side::left; + break; + } + + if (it == end || !std::isdigit(static_cast<unsigned char>(*it))) + { + return padding_info{}; // no padding if no digit found here + } + + auto width = static_cast<size_t>(*it) - '0'; + for (++it; it != end && std::isdigit(static_cast<unsigned char>(*it)); ++it) + { + auto digit = static_cast<size_t>(*it) - '0'; + width = width * 10 + digit; + } + + // search for the optional truncate marker '!' + bool truncate; + if (it != end && *it == '!') + { + truncate = true; + ++it; + } + else + { + truncate = false; + } + return details::padding_info{std::min<size_t>(width, max_width), side, truncate}; +} + +SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &pattern) +{ + auto end = pattern.end(); + std::unique_ptr<details::aggregate_formatter> user_chars; + formatters_.clear(); + for (auto it = pattern.begin(); it != end; ++it) + { + if (*it == '%') + { + if (user_chars) // append user chars found so far + { + formatters_.push_back(std::move(user_chars)); + } + + auto padding = handle_padspec_(++it, end); + + if (it != end) + { + if (padding.enabled()) + { + handle_flag_<details::scoped_padder>(*it, padding); + } + else + { + handle_flag_<details::null_scoped_padder>(*it, padding); + } + } + else + { + break; + } + } + else // chars not following the % sign should be displayed as is + { + if (!user_chars) + { + user_chars = details::make_unique<details::aggregate_formatter>(); + } + user_chars->add_ch(*it); + } + } + if (user_chars) // append raw chars found so far + { + formatters_.push_back(std::move(user_chars)); + } +} +} // namespace spdlog diff --git a/include/spdlog/pattern_formatter.h b/include/spdlog/pattern_formatter.h new file mode 100644 index 000000000..acf1c5365 --- /dev/null +++ b/include/spdlog/pattern_formatter.h @@ -0,0 +1,128 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/details/log_msg.h> +#include <spdlog/details/os.h> +#include <spdlog/formatter.h> + +#include <chrono> +#include <ctime> +#include <memory> + +#include <string> +#include <vector> +#include <unordered_map> + +namespace spdlog { +namespace details { + +// padding information. +struct padding_info +{ + enum class pad_side + { + left, + right, + center + }; + + padding_info() = default; + padding_info(size_t width, padding_info::pad_side side, bool truncate) + : width_(width) + , side_(side) + , truncate_(truncate) + , enabled_(true) + {} + + bool enabled() const + { + return enabled_; + } + size_t width_ = 0; + pad_side side_ = pad_side::left; + bool truncate_ = false; + bool enabled_ = false; +}; + +class SPDLOG_API flag_formatter +{ +public: + explicit flag_formatter(padding_info padinfo) + : padinfo_(padinfo) + {} + flag_formatter() = default; + virtual ~flag_formatter() = default; + virtual void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) = 0; + +protected: + padding_info padinfo_; +}; + +} // namespace details + +class SPDLOG_API custom_flag_formatter : public details::flag_formatter +{ +public: + virtual std::unique_ptr<custom_flag_formatter> clone() const = 0; + + void set_padding_info(const details::padding_info &padding) + { + flag_formatter::padinfo_ = padding; + } +}; + +class SPDLOG_API pattern_formatter final : public formatter +{ +public: + using custom_flags = std::unordered_map<char, std::unique_ptr<custom_flag_formatter>>; + + explicit pattern_formatter(std::string pattern, pattern_time_type time_type = pattern_time_type::local, + std::string eol = spdlog::details::os::default_eol, custom_flags custom_user_flags = custom_flags()); + + // use default pattern is not given + explicit pattern_formatter(pattern_time_type time_type = pattern_time_type::local, std::string eol = spdlog::details::os::default_eol); + + pattern_formatter(const pattern_formatter &other) = delete; + pattern_formatter &operator=(const pattern_formatter &other) = delete; + + std::unique_ptr<formatter> clone() const override; + void format(const details::log_msg &msg, memory_buf_t &dest) override; + + template<typename T, typename... Args> + pattern_formatter &add_flag(char flag, Args &&... args) + { + custom_handlers_[flag] = details::make_unique<T>(std::forward<Args>(args)...); + return *this; + } + void set_pattern(std::string pattern); + void need_localtime(bool need = true); + +private: + std::string pattern_; + std::string eol_; + pattern_time_type pattern_time_type_; + bool need_localtime_; + std::tm cached_tm_; + std::chrono::seconds last_log_secs_; + std::vector<std::unique_ptr<details::flag_formatter>> formatters_; + custom_flags custom_handlers_; + + std::tm get_time_(const details::log_msg &msg); + template<typename Padder> + void handle_flag_(char flag, details::padding_info padding); + + // Extract given pad spec (e.g. %8X) + // Advance the given it pass the end of the padding spec found (if any) + // Return padding. + static details::padding_info handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end); + + void compile_pattern_(const std::string &pattern); +}; +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "pattern_formatter-inl.h" +#endif diff --git a/include/spdlog/sinks/android_sink.h b/include/spdlog/sinks/android_sink.h new file mode 100644 index 000000000..07dbeea8e --- /dev/null +++ b/include/spdlog/sinks/android_sink.h @@ -0,0 +1,142 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef __ANDROID__ + +# include <spdlog/details/fmt_helper.h> +# include <spdlog/details/null_mutex.h> +# include <spdlog/details/os.h> +# include <spdlog/sinks/base_sink.h> +# include <spdlog/details/synchronous_factory.h> + +# include <android/log.h> +# include <chrono> +# include <mutex> +# include <string> +# include <thread> +# include <type_traits> + +# if !defined(SPDLOG_ANDROID_RETRIES) +# define SPDLOG_ANDROID_RETRIES 2 +# endif + +namespace spdlog { +namespace sinks { + +/* + * Android sink + * (logging using __android_log_write or __android_log_buf_write depending on the specified BufferID) + */ +template<typename Mutex, int BufferID = log_id::LOG_ID_MAIN> +class android_sink final : public base_sink<Mutex> +{ +public: + explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false) + : tag_(std::move(tag)) + , use_raw_msg_(use_raw_msg) + {} + +protected: + void sink_it_(const details::log_msg &msg) override + { + const android_LogPriority priority = convert_to_android_(msg.level); + memory_buf_t formatted; + if (use_raw_msg_) + { + details::fmt_helper::append_string_view(msg.payload, formatted); + } + else + { + base_sink<Mutex>::formatter_->format(msg, formatted); + } + formatted.push_back('\0'); + const char *msg_output = formatted.data(); + + // See system/core/liblog/logger_write.c for explanation of return value + int ret = android_log(priority, tag_.c_str(), msg_output); + int retry_count = 0; + while ((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) + { + details::os::sleep_for_millis(5); + ret = android_log(priority, tag_.c_str(), msg_output); + retry_count++; + } + + if (ret < 0) + { + throw_spdlog_ex("logging to Android failed", ret); + } + } + + void flush_() override {} + +private: + // There might be liblog versions used, that do not support __android_log_buf_write. So we only compile and link against + // __android_log_buf_write, if user explicitely provides a non-default log buffer. Otherwise, when using the default log buffer, always + // log via __android_log_write. + template<int ID = BufferID> + typename std::enable_if<ID == static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char *tag, const char *text) + { + return __android_log_write(prio, tag, text); + } + + template<int ID = BufferID> + typename std::enable_if<ID != static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char *tag, const char *text) + { + return __android_log_buf_write(ID, prio, tag, text); + } + + static android_LogPriority convert_to_android_(spdlog::level::level_enum level) + { + switch (level) + { + case spdlog::level::trace: + return ANDROID_LOG_VERBOSE; + case spdlog::level::debug: + return ANDROID_LOG_DEBUG; + case spdlog::level::info: + return ANDROID_LOG_INFO; + case spdlog::level::warn: + return ANDROID_LOG_WARN; + case spdlog::level::err: + return ANDROID_LOG_ERROR; + case spdlog::level::critical: + return ANDROID_LOG_FATAL; + default: + return ANDROID_LOG_DEFAULT; + } + } + + std::string tag_; + bool use_raw_msg_; +}; + +using android_sink_mt = android_sink<std::mutex>; +using android_sink_st = android_sink<details::null_mutex>; + +template<int BufferId = log_id::LOG_ID_MAIN> +using android_sink_buf_mt = android_sink<std::mutex, BufferId>; +template<int BufferId = log_id::LOG_ID_MAIN> +using android_sink_buf_st = android_sink<details::null_mutex, BufferId>; + +} // namespace sinks + +// Create and register android syslog logger + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> android_logger_mt(const std::string &logger_name, const std::string &tag = "spdlog") +{ + return Factory::template create<sinks::android_sink_mt>(logger_name, tag); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> android_logger_st(const std::string &logger_name, const std::string &tag = "spdlog") +{ + return Factory::template create<sinks::android_sink_st>(logger_name, tag); +} + +} // namespace spdlog + +#endif // __ANDROID__ \ No newline at end of file diff --git a/include/spdlog/sinks/ansicolor_sink-inl.h b/include/spdlog/sinks/ansicolor_sink-inl.h new file mode 100644 index 000000000..b5848f2db --- /dev/null +++ b/include/spdlog/sinks/ansicolor_sink-inl.h @@ -0,0 +1,145 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/ansicolor_sink.h> +#endif + +#include <spdlog/pattern_formatter.h> +#include <spdlog/details/os.h> + +namespace spdlog { +namespace sinks { + +template<typename ConsoleMutex> +SPDLOG_INLINE ansicolor_sink<ConsoleMutex>::ansicolor_sink(FILE *target_file, color_mode mode) + : target_file_(target_file) + , mutex_(ConsoleMutex::mutex()) + , formatter_(details::make_unique<spdlog::pattern_formatter>()) + +{ + set_color_mode(mode); + colors_[level::trace] = to_string_(white); + colors_[level::debug] = to_string_(cyan); + colors_[level::info] = to_string_(green); + colors_[level::warn] = to_string_(yellow_bold); + colors_[level::err] = to_string_(red_bold); + colors_[level::critical] = to_string_(bold_on_red); + colors_[level::off] = to_string_(reset); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color(level::level_enum color_level, string_view_t color) +{ + std::lock_guard<mutex_t> lock(mutex_); + colors_[static_cast<size_t>(color_level)] = to_string_(color); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::log(const details::log_msg &msg) +{ + // Wrap the originally formatted message in color codes. + // If color is not supported in the terminal, log as is instead. + std::lock_guard<mutex_t> lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if (should_do_colors_ && msg.color_range_end > msg.color_range_start) + { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + print_ccode_(colors_[static_cast<size_t>(msg.level)]); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + print_ccode_(reset); + // after color range + print_range_(formatted, msg.color_range_end, formatted.size()); + } + else // no color + { + print_range_(formatted, 0, formatted.size()); + } + fflush(target_file_); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::flush() +{ + std::lock_guard<mutex_t> lock(mutex_); + fflush(target_file_); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) +{ + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) +{ + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::move(sink_formatter); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE bool ansicolor_sink<ConsoleMutex>::should_color() +{ + return should_do_colors_; +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) +{ + switch (mode) + { + case color_mode::always: + should_do_colors_ = true; + return; + case color_mode::automatic: + should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal(); + return; + case color_mode::never: + should_do_colors_ = false; + return; + default: + should_do_colors_ = false; + } +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_ccode_(const string_view_t &color_code) +{ + fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) +{ + fwrite(formatted.data() + start, sizeof(char), end - start, target_file_); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE std::string ansicolor_sink<ConsoleMutex>::to_string_(const string_view_t &sv) +{ + return std::string(sv.data(), sv.size()); +} + +// ansicolor_stdout_sink +template<typename ConsoleMutex> +SPDLOG_INLINE ansicolor_stdout_sink<ConsoleMutex>::ansicolor_stdout_sink(color_mode mode) + : ansicolor_sink<ConsoleMutex>(stdout, mode) +{} + +// ansicolor_stderr_sink +template<typename ConsoleMutex> +SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_mode mode) + : ansicolor_sink<ConsoleMutex>(stderr, mode) +{} + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/ansicolor_sink.h b/include/spdlog/sinks/ansicolor_sink.h new file mode 100644 index 000000000..39d966bc9 --- /dev/null +++ b/include/spdlog/sinks/ansicolor_sink.h @@ -0,0 +1,118 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/console_globals.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/sink.h> +#include <memory> +#include <mutex> +#include <string> +#include <array> + +namespace spdlog { +namespace sinks { + +/** + * This sink prefixes the output with an ANSI escape sequence color code + * depending on the severity + * of the message. + * If no color terminal detected, omit the escape codes. + */ + +template<typename ConsoleMutex> +class ansicolor_sink : public sink +{ +public: + using mutex_t = typename ConsoleMutex::mutex_t; + ansicolor_sink(FILE *target_file, color_mode mode); + ~ansicolor_sink() override = default; + + ansicolor_sink(const ansicolor_sink &other) = delete; + ansicolor_sink(ansicolor_sink &&other) = delete; + + ansicolor_sink &operator=(const ansicolor_sink &other) = delete; + ansicolor_sink &operator=(ansicolor_sink &&other) = delete; + + void set_color(level::level_enum color_level, string_view_t color); + void set_color_mode(color_mode mode); + bool should_color(); + + void log(const details::log_msg &msg) override; + void flush() override; + void set_pattern(const std::string &pattern) final; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; + + // Formatting codes + const string_view_t reset = "\033[m"; + const string_view_t bold = "\033[1m"; + const string_view_t dark = "\033[2m"; + const string_view_t underline = "\033[4m"; + const string_view_t blink = "\033[5m"; + const string_view_t reverse = "\033[7m"; + const string_view_t concealed = "\033[8m"; + const string_view_t clear_line = "\033[K"; + + // Foreground colors + const string_view_t black = "\033[30m"; + const string_view_t red = "\033[31m"; + const string_view_t green = "\033[32m"; + const string_view_t yellow = "\033[33m"; + const string_view_t blue = "\033[34m"; + const string_view_t magenta = "\033[35m"; + const string_view_t cyan = "\033[36m"; + const string_view_t white = "\033[37m"; + + /// Background colors + const string_view_t on_black = "\033[40m"; + const string_view_t on_red = "\033[41m"; + const string_view_t on_green = "\033[42m"; + const string_view_t on_yellow = "\033[43m"; + const string_view_t on_blue = "\033[44m"; + const string_view_t on_magenta = "\033[45m"; + const string_view_t on_cyan = "\033[46m"; + const string_view_t on_white = "\033[47m"; + + /// Bold colors + const string_view_t yellow_bold = "\033[33m\033[1m"; + const string_view_t red_bold = "\033[31m\033[1m"; + const string_view_t bold_on_red = "\033[1m\033[41m"; + +private: + FILE *target_file_; + mutex_t &mutex_; + bool should_do_colors_; + std::unique_ptr<spdlog::formatter> formatter_; + std::array<std::string, level::n_levels> colors_; + void print_ccode_(const string_view_t &color_code); + void print_range_(const memory_buf_t &formatted, size_t start, size_t end); + static std::string to_string_(const string_view_t &sv); +}; + +template<typename ConsoleMutex> +class ansicolor_stdout_sink : public ansicolor_sink<ConsoleMutex> +{ +public: + explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic); +}; + +template<typename ConsoleMutex> +class ansicolor_stderr_sink : public ansicolor_sink<ConsoleMutex> +{ +public: + explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic); +}; + +using ansicolor_stdout_sink_mt = ansicolor_stdout_sink<details::console_mutex>; +using ansicolor_stdout_sink_st = ansicolor_stdout_sink<details::console_nullmutex>; + +using ansicolor_stderr_sink_mt = ansicolor_stderr_sink<details::console_mutex>; +using ansicolor_stderr_sink_st = ansicolor_stderr_sink<details::console_nullmutex>; + +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "ansicolor_sink-inl.h" +#endif diff --git a/include/spdlog/sinks/base_sink-inl.h b/include/spdlog/sinks/base_sink-inl.h new file mode 100644 index 000000000..421fdf9dd --- /dev/null +++ b/include/spdlog/sinks/base_sink-inl.h @@ -0,0 +1,63 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/base_sink.h> +#endif + +#include <spdlog/common.h> +#include <spdlog/pattern_formatter.h> + +#include <memory> + +template<typename Mutex> +SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink() + : formatter_{details::make_unique<spdlog::pattern_formatter>()} +{} + +template<typename Mutex> +SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink(std::unique_ptr<spdlog::formatter> formatter) + : formatter_{std::move(formatter)} +{} + +template<typename Mutex> +void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::log(const details::log_msg &msg) +{ + std::lock_guard<Mutex> lock(mutex_); + sink_it_(msg); +} + +template<typename Mutex> +void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::flush() +{ + std::lock_guard<Mutex> lock(mutex_); + flush_(); +} + +template<typename Mutex> +void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern(const std::string &pattern) +{ + std::lock_guard<Mutex> lock(mutex_); + set_pattern_(pattern); +} + +template<typename Mutex> +void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) +{ + std::lock_guard<Mutex> lock(mutex_); + set_formatter_(std::move(sink_formatter)); +} + +template<typename Mutex> +void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern_(const std::string &pattern) +{ + set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); +} + +template<typename Mutex> +void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) +{ + formatter_ = std::move(sink_formatter); +} diff --git a/include/spdlog/sinks/base_sink.h b/include/spdlog/sinks/base_sink.h new file mode 100644 index 000000000..2e795f592 --- /dev/null +++ b/include/spdlog/sinks/base_sink.h @@ -0,0 +1,52 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once +// +// base sink templated over a mutex (either dummy or real) +// concrete implementation should override the sink_it_() and flush_() methods. +// locking is taken care of in this class - no locking needed by the +// implementers.. +// + +#include <spdlog/common.h> +#include <spdlog/details/log_msg.h> +#include <spdlog/sinks/sink.h> + +namespace spdlog { +namespace sinks { +template<typename Mutex> +class SPDLOG_API base_sink : public sink +{ +public: + base_sink(); + explicit base_sink(std::unique_ptr<spdlog::formatter> formatter); + ~base_sink() override = default; + + base_sink(const base_sink &) = delete; + base_sink(base_sink &&) = delete; + + base_sink &operator=(const base_sink &) = delete; + base_sink &operator=(base_sink &&) = delete; + + void log(const details::log_msg &msg) final; + void flush() final; + void set_pattern(const std::string &pattern) final; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) final; + +protected: + // sink formatter + std::unique_ptr<spdlog::formatter> formatter_; + Mutex mutex_; + + virtual void sink_it_(const details::log_msg &msg) = 0; + virtual void flush_() = 0; + virtual void set_pattern_(const std::string &pattern); + virtual void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter); +}; +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "base_sink-inl.h" +#endif diff --git a/include/spdlog/sinks/basic_file_sink-inl.h b/include/spdlog/sinks/basic_file_sink-inl.h new file mode 100644 index 000000000..8d23f96df --- /dev/null +++ b/include/spdlog/sinks/basic_file_sink-inl.h @@ -0,0 +1,44 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/basic_file_sink.h> +#endif + +#include <spdlog/common.h> +#include <spdlog/details/os.h> + +namespace spdlog { +namespace sinks { + +template<typename Mutex> +SPDLOG_INLINE basic_file_sink<Mutex>::basic_file_sink(const filename_t &filename, bool truncate, const file_event_handlers &event_handlers) + : file_helper_{event_handlers} +{ + file_helper_.open(filename, truncate); +} + +template<typename Mutex> +SPDLOG_INLINE const filename_t &basic_file_sink<Mutex>::filename() const +{ + return file_helper_.filename(); +} + +template<typename Mutex> +SPDLOG_INLINE void basic_file_sink<Mutex>::sink_it_(const details::log_msg &msg) +{ + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + file_helper_.write(formatted); +} + +template<typename Mutex> +SPDLOG_INLINE void basic_file_sink<Mutex>::flush_() +{ + file_helper_.flush(); +} + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/basic_file_sink.h b/include/spdlog/sinks/basic_file_sink.h new file mode 100644 index 000000000..aacc993bf --- /dev/null +++ b/include/spdlog/sinks/basic_file_sink.h @@ -0,0 +1,60 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/file_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/synchronous_factory.h> + +#include <mutex> +#include <string> + +namespace spdlog { +namespace sinks { +/* + * Trivial file sink with single file as target + */ +template<typename Mutex> +class basic_file_sink final : public base_sink<Mutex> +{ +public: + explicit basic_file_sink(const filename_t &filename, bool truncate = false, const file_event_handlers &event_handlers = {}); + const filename_t &filename() const; + +protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; + +private: + details::file_helper file_helper_; +}; + +using basic_file_sink_mt = basic_file_sink<std::mutex>; +using basic_file_sink_st = basic_file_sink<details::null_mutex>; + +} // namespace sinks + +// +// factory functions +// +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> basic_logger_mt( + const std::string &logger_name, const filename_t &filename, bool truncate = false, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::basic_file_sink_mt>(logger_name, filename, truncate, event_handlers); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> basic_logger_st( + const std::string &logger_name, const filename_t &filename, bool truncate = false, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::basic_file_sink_st>(logger_name, filename, truncate, event_handlers); +} + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "basic_file_sink-inl.h" +#endif diff --git a/include/spdlog/sinks/daily_file_sink.h b/include/spdlog/sinks/daily_file_sink.h new file mode 100644 index 000000000..f6f1bb1d7 --- /dev/null +++ b/include/spdlog/sinks/daily_file_sink.h @@ -0,0 +1,297 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/details/file_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/fmt/fmt.h> +#include <spdlog/fmt/chrono.h> +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/os.h> +#include <spdlog/details/circular_q.h> +#include <spdlog/details/synchronous_factory.h> + +#include <chrono> +#include <cstdio> +#include <ctime> +#include <mutex> +#include <string> + +namespace spdlog { +namespace sinks { + +/* + * Generator of daily log file names in format basename.YYYY-MM-DD.ext + */ +struct daily_filename_calculator +{ + // Create filename for the form basename.YYYY-MM-DD + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) + { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")), basename, now_tm.tm_year + 1900, + now_tm.tm_mon + 1, now_tm.tm_mday, ext); + } +}; + +/* + * Generator of daily log file names with strftime format. + * Usages: + * auto sink = std::make_shared<spdlog::sinks::daily_file_format_sink_mt>("myapp-%Y-%m-%d:%H:%M:%S.log", hour, minute);" + * auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log", hour, minute)" + * + */ +struct daily_filename_format_calculator +{ + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) + { +#ifdef SPDLOG_USE_STD_FORMAT + // adapted from fmtlib: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/chrono.h#L522-L546 + + filename_t tm_format; + tm_format.append(filename); + // By appending an extra space we can distinguish an empty result that + // indicates insufficient buffer size from a guaranteed non-empty result + // https://github.com/fmtlib/fmt/issues/2238 + tm_format.push_back(' '); + + const size_t MIN_SIZE = 10; + filename_t buf; + buf.resize(MIN_SIZE); + for (;;) + { + size_t count = strftime(buf.data(), buf.size(), tm_format.c_str(), &now_tm); + if (count != 0) + { + // Remove the extra space. + buf.resize(count - 1); + break; + } + buf.resize(buf.size() * 2); + } + + return buf; +#else + // generate fmt datetime format string, e.g. {:%Y-%m-%d}. + filename_t fmt_filename = fmt::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{{:{}}}")), filename); + + // MSVC doesn't allow fmt::runtime(..) with wchar, with fmtlib versions < 9.1.x +# if defined(_MSC_VER) && defined(SPDLOG_WCHAR_FILENAMES) && FMT_VERSION < 90101 + return fmt::format(fmt_filename, now_tm); +# else + return fmt::format(SPDLOG_FMT_RUNTIME(fmt_filename), now_tm); +# endif + +#endif + } + +private: +#if defined __GNUC__ +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wformat-nonliteral" +#endif + + static size_t strftime(char *str, size_t count, const char *format, const std::tm *time) + { + return std::strftime(str, count, format, time); + } + + static size_t strftime(wchar_t *str, size_t count, const wchar_t *format, const std::tm *time) + { + return std::wcsftime(str, count, format, time); + } + +#if defined(__GNUC__) +# pragma GCC diagnostic pop +#endif +}; + +/* + * Rotating file sink based on date. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ +template<typename Mutex, typename FileNameCalc = daily_filename_calculator> +class daily_file_sink final : public base_sink<Mutex> +{ +public: + // create daily file sink which rotates on given time + daily_file_sink(filename_t base_filename, int rotation_hour, int rotation_minute, bool truncate = false, uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) + : base_filename_(std::move(base_filename)) + , rotation_h_(rotation_hour) + , rotation_m_(rotation_minute) + , file_helper_{event_handlers} + , truncate_(truncate) + , max_files_(max_files) + , filenames_q_() + { + if (rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || rotation_minute > 59) + { + throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor"); + } + + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + + if (max_files_ > 0) + { + init_filenames_q_(); + } + } + + filename_t filename() + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + return file_helper_.filename(); + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if (should_rotate) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + file_helper_.write(formatted); + + // Do the cleaning only at the end because it might throw on failure. + if (should_rotate && max_files_ > 0) + { + delete_old_(); + } + } + + void flush_() override + { + file_helper_.flush(); + } + +private: + void init_filenames_q_() + { + using details::os::path_exists; + + filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); + std::vector<filename_t> filenames; + auto now = log_clock::now(); + while (filenames.size() < max_files_) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if (!path_exists(filename)) + { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(24); + } + for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + { + filenames_q_.push_back(std::move(*iter)); + } + } + + tm now_tm(log_clock::time_point tp) + { + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); + } + + log_clock::time_point next_rotation_tp_() + { + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_hour = rotation_h_; + date.tm_min = rotation_m_; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if (rotation_time > now) + { + return rotation_time; + } + return {rotation_time + std::chrono::hours(24)}; + } + + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() + { + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if (filenames_q_.full()) + { + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if (!ok) + { + filenames_q_.push_back(std::move(current_file)); + throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename), errno); + } + } + filenames_q_.push_back(std::move(current_file)); + } + + filename_t base_filename_; + int rotation_h_; + int rotation_m_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q<filename_t> filenames_q_; +}; + +using daily_file_sink_mt = daily_file_sink<std::mutex>; +using daily_file_sink_st = daily_file_sink<details::null_mutex>; +using daily_file_format_sink_mt = daily_file_sink<std::mutex, daily_filename_format_calculator>; +using daily_file_format_sink_st = daily_file_sink<details::null_mutex, daily_filename_format_calculator>; + +} // namespace sinks + +// +// factory functions +// +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_mt(const std::string &logger_name, const filename_t &filename, int hour = 0, int minute = 0, + bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::daily_file_sink_mt>(logger_name, filename, hour, minute, truncate, max_files, event_handlers); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_format_mt(const std::string &logger_name, const filename_t &filename, int hour = 0, + int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::daily_file_format_sink_mt>( + logger_name, filename, hour, minute, truncate, max_files, event_handlers); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_st(const std::string &logger_name, const filename_t &filename, int hour = 0, int minute = 0, + bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::daily_file_sink_st>(logger_name, filename, hour, minute, truncate, max_files, event_handlers); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_format_st(const std::string &logger_name, const filename_t &filename, int hour = 0, + int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::daily_file_format_sink_st>( + logger_name, filename, hour, minute, truncate, max_files, event_handlers); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/dist_sink.h b/include/spdlog/sinks/dist_sink.h new file mode 100644 index 000000000..065048ad4 --- /dev/null +++ b/include/spdlog/sinks/dist_sink.h @@ -0,0 +1,97 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "base_sink.h" +#include <spdlog/details/log_msg.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/pattern_formatter.h> + +#include <algorithm> +#include <memory> +#include <mutex> +#include <vector> + +// Distribution sink (mux). Stores a vector of sinks which get called when log +// is called + +namespace spdlog { +namespace sinks { + +template<typename Mutex> +class dist_sink : public base_sink<Mutex> +{ +public: + dist_sink() = default; + explicit dist_sink(std::vector<std::shared_ptr<sink>> sinks) + : sinks_(sinks) + {} + + dist_sink(const dist_sink &) = delete; + dist_sink &operator=(const dist_sink &) = delete; + + void add_sink(std::shared_ptr<sink> sink) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + sinks_.push_back(sink); + } + + void remove_sink(std::shared_ptr<sink> sink) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sink), sinks_.end()); + } + + void set_sinks(std::vector<std::shared_ptr<sink>> sinks) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + sinks_ = std::move(sinks); + } + + std::vector<std::shared_ptr<sink>> &sinks() + { + return sinks_; + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + for (auto &sub_sink : sinks_) + { + if (sub_sink->should_log(msg.level)) + { + sub_sink->log(msg); + } + } + } + + void flush_() override + { + for (auto &sub_sink : sinks_) + { + sub_sink->flush(); + } + } + + void set_pattern_(const std::string &pattern) override + { + set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); + } + + void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) override + { + base_sink<Mutex>::formatter_ = std::move(sink_formatter); + for (auto &sub_sink : sinks_) + { + sub_sink->set_formatter(base_sink<Mutex>::formatter_->clone()); + } + } + std::vector<std::shared_ptr<sink>> sinks_; +}; + +using dist_sink_mt = dist_sink<std::mutex>; +using dist_sink_st = dist_sink<details::null_mutex>; + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/dup_filter_sink.h b/include/spdlog/sinks/dup_filter_sink.h new file mode 100644 index 000000000..1a4fb3485 --- /dev/null +++ b/include/spdlog/sinks/dup_filter_sink.h @@ -0,0 +1,94 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "dist_sink.h" +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/log_msg.h> + +#include <cstdio> +#include <mutex> +#include <string> +#include <chrono> + +// Duplicate message removal sink. +// Skip the message if previous one is identical and less than "max_skip_duration" have passed +// +// Example: +// +// #include <spdlog/sinks/dup_filter_sink.h> +// +// int main() { +// auto dup_filter = std::make_shared<dup_filter_sink_st>(std::chrono::seconds(5)); +// dup_filter->add_sink(std::make_shared<stdout_color_sink_mt>()); +// spdlog::logger l("logger", dup_filter); +// l.info("Hello"); +// l.info("Hello"); +// l.info("Hello"); +// l.info("Different Hello"); +// } +// +// Will produce: +// [2019-06-25 17:50:56.511] [logger] [info] Hello +// [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages.. +// [2019-06-25 17:50:56.512] [logger] [info] Different Hello + +namespace spdlog { +namespace sinks { +template<typename Mutex> +class dup_filter_sink : public dist_sink<Mutex> +{ +public: + template<class Rep, class Period> + explicit dup_filter_sink(std::chrono::duration<Rep, Period> max_skip_duration) + : max_skip_duration_{max_skip_duration} + {} + +protected: + std::chrono::microseconds max_skip_duration_; + log_clock::time_point last_msg_time_; + std::string last_msg_payload_; + size_t skip_counter_ = 0; + + void sink_it_(const details::log_msg &msg) override + { + bool filtered = filter_(msg); + if (!filtered) + { + skip_counter_ += 1; + return; + } + + // log the "skipped.." message + if (skip_counter_ > 0) + { + char buf[64]; + auto msg_size = ::snprintf(buf, sizeof(buf), "Skipped %u duplicate messages..", static_cast<unsigned>(skip_counter_)); + if (msg_size > 0 && static_cast<size_t>(msg_size) < sizeof(buf)) + { + details::log_msg skipped_msg{msg.source, msg.logger_name, level::info, string_view_t{buf, static_cast<size_t>(msg_size)}}; + dist_sink<Mutex>::sink_it_(skipped_msg); + } + } + + // log current message + dist_sink<Mutex>::sink_it_(msg); + last_msg_time_ = msg.time; + skip_counter_ = 0; + last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size()); + } + + // return whether the log msg should be displayed (true) or skipped (false) + bool filter_(const details::log_msg &msg) + { + auto filter_duration = msg.time - last_msg_time_; + return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_); + } +}; + +using dup_filter_sink_mt = dup_filter_sink<std::mutex>; +using dup_filter_sink_st = dup_filter_sink<details::null_mutex>; + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/hourly_file_sink.h b/include/spdlog/sinks/hourly_file_sink.h new file mode 100644 index 000000000..33dd89483 --- /dev/null +++ b/include/spdlog/sinks/hourly_file_sink.h @@ -0,0 +1,204 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/details/file_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/fmt/fmt.h> +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/os.h> +#include <spdlog/details/circular_q.h> +#include <spdlog/details/synchronous_factory.h> + +#include <chrono> +#include <cstdio> +#include <ctime> +#include <mutex> +#include <string> + +namespace spdlog { +namespace sinks { + +/* + * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext + */ +struct hourly_filename_calculator +{ + // Create filename for the form basename.YYYY-MM-DD-H + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) + { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, + now_tm.tm_mday, now_tm.tm_hour, ext); + } +}; + +/* + * Rotating file sink based on time. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ +template<typename Mutex, typename FileNameCalc = hourly_filename_calculator> +class hourly_file_sink final : public base_sink<Mutex> +{ +public: + // create hourly file sink which rotates on given time + hourly_file_sink( + filename_t base_filename, bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) + : base_filename_(std::move(base_filename)) + , file_helper_{event_handlers} + , truncate_(truncate) + , max_files_(max_files) + , filenames_q_() + { + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + remove_init_file_ = file_helper_.size() == 0; + rotation_tp_ = next_rotation_tp_(); + + if (max_files_ > 0) + { + init_filenames_q_(); + } + } + + filename_t filename() + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + return file_helper_.filename(); + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if (should_rotate) + { + if (remove_init_file_) + { + file_helper_.close(); + details::os::remove(file_helper_.filename()); + } + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + remove_init_file_ = false; + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + file_helper_.write(formatted); + + // Do the cleaning only at the end because it might throw on failure. + if (should_rotate && max_files_ > 0) + { + delete_old_(); + } + } + + void flush_() override + { + file_helper_.flush(); + } + +private: + void init_filenames_q_() + { + using details::os::path_exists; + + filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); + std::vector<filename_t> filenames; + auto now = log_clock::now(); + while (filenames.size() < max_files_) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if (!path_exists(filename)) + { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(1); + } + for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + { + filenames_q_.push_back(std::move(*iter)); + } + } + + tm now_tm(log_clock::time_point tp) + { + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); + } + + log_clock::time_point next_rotation_tp_() + { + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_min = 0; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if (rotation_time > now) + { + return rotation_time; + } + return {rotation_time + std::chrono::hours(1)}; + } + + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() + { + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if (filenames_q_.full()) + { + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if (!ok) + { + filenames_q_.push_back(std::move(current_file)); + SPDLOG_THROW(spdlog_ex("Failed removing hourly file " + filename_to_str(old_filename), errno)); + } + } + filenames_q_.push_back(std::move(current_file)); + } + + filename_t base_filename_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q<filename_t> filenames_q_; + bool remove_init_file_; +}; + +using hourly_file_sink_mt = hourly_file_sink<std::mutex>; +using hourly_file_sink_st = hourly_file_sink<details::null_mutex>; + +} // namespace sinks + +// +// factory functions +// +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> hourly_logger_mt(const std::string &logger_name, const filename_t &filename, bool truncate = false, + uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::hourly_file_sink_mt>(logger_name, filename, truncate, max_files, event_handlers); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> hourly_logger_st(const std::string &logger_name, const filename_t &filename, bool truncate = false, + uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::hourly_file_sink_st>(logger_name, filename, truncate, max_files, event_handlers); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/mongo_sink.h b/include/spdlog/sinks/mongo_sink.h new file mode 100644 index 000000000..6a8927f54 --- /dev/null +++ b/include/spdlog/sinks/mongo_sink.h @@ -0,0 +1,107 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for mongodb +// Building and using requires mongocxx library. +// For building mongocxx library check the url below +// http://mongocxx.org/mongocxx-v3/installation/ +// + +#include "spdlog/common.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/sinks/base_sink.h" +#include <spdlog/details/synchronous_factory.h> + +#include <bsoncxx/builder/stream/document.hpp> +#include <bsoncxx/types.hpp> +#include <bsoncxx/view_or_value.hpp> + +#include <mongocxx/client.hpp> +#include <mongocxx/instance.hpp> +#include <mongocxx/uri.hpp> + +namespace spdlog { +namespace sinks { +template<typename Mutex> +class mongo_sink : public base_sink<Mutex> +{ +public: + mongo_sink(const std::string &db_name, const std::string &collection_name, const std::string &uri = "mongodb://localhost:27017") + try : mongo_sink(std::make_shared<mongocxx::instance>(), db_name, collection_name, uri) + {} + catch (const std::exception &e) + { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + + mongo_sink(std::shared_ptr<mongocxx::instance> instance, const std::string &db_name, const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") + : instance_(std::move(instance)) + , db_name_(db_name) + , coll_name_(collection_name) + { + try + { + client_ = spdlog::details::make_unique<mongocxx::client>(mongocxx::uri{uri}); + } + catch (const std::exception &e) + { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + } + + ~mongo_sink() + { + flush_(); + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + using bsoncxx::builder::stream::document; + using bsoncxx::builder::stream::finalize; + + if (client_ != nullptr) + { + auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level" << level::to_string_view(msg.level).data() + << "level_num" << msg.level << "message" << std::string(msg.payload.begin(), msg.payload.end()) + << "logger_name" << std::string(msg.logger_name.begin(), msg.logger_name.end()) << "thread_id" + << static_cast<int>(msg.thread_id) << finalize; + client_->database(db_name_).collection(coll_name_).insert_one(doc.view()); + } + } + + void flush_() override {} + +private: + std::shared_ptr<mongocxx::instance> instance_; + std::string db_name_; + std::string coll_name_; + std::unique_ptr<mongocxx::client> client_ = nullptr; +}; + +#include "spdlog/details/null_mutex.h" +#include <mutex> +using mongo_sink_mt = mongo_sink<std::mutex>; +using mongo_sink_st = mongo_sink<spdlog::details::null_mutex>; + +} // namespace sinks + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> mongo_logger_mt(const std::string &logger_name, const std::string &db_name, + const std::string &collection_name, const std::string &uri = "mongodb://localhost:27017") +{ + return Factory::template create<sinks::mongo_sink_mt>(logger_name, db_name, collection_name, uri); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> mongo_logger_st(const std::string &logger_name, const std::string &db_name, + const std::string &collection_name, const std::string &uri = "mongodb://localhost:27017") +{ + return Factory::template create<sinks::mongo_sink_st>(logger_name, db_name, collection_name, uri); +} + +} // namespace spdlog diff --git a/include/spdlog/sinks/msvc_sink.h b/include/spdlog/sinks/msvc_sink.h new file mode 100644 index 000000000..09008b784 --- /dev/null +++ b/include/spdlog/sinks/msvc_sink.h @@ -0,0 +1,59 @@ +// Copyright(c) 2016 Alexander Dalshov & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + + +#if defined(_WIN32) + +# include <spdlog/details/null_mutex.h> +# include <spdlog/sinks/base_sink.h> + +# include <mutex> +# include <string> + +// Avoid including windows.h (https://stackoverflow.com/a/30741042) +extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char *lpOutputString); +extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); + +namespace spdlog { +namespace sinks { +/* + * MSVC sink (logging using OutputDebugStringA) + */ +template<typename Mutex> +class msvc_sink : public base_sink<Mutex> +{ +public: + msvc_sink() = default; + msvc_sink(bool check_ebugger_present) + : check_debbugger_present_{check_ebugger_present} {}; + +protected: + void sink_it_(const details::log_msg &msg) override + { + if (check_debbugger_present_ && !IsDebuggerPresent()) + { + return; + } + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + formatted.push_back('\0'); // add a null terminator for OutputDebugStringA + OutputDebugStringA(formatted.data()); + } + + void flush_() override {} + + bool check_debbugger_present_ = true; +}; + +using msvc_sink_mt = msvc_sink<std::mutex>; +using msvc_sink_st = msvc_sink<details::null_mutex>; + +using windebug_sink_mt = msvc_sink_mt; +using windebug_sink_st = msvc_sink_st; + +} // namespace sinks +} // namespace spdlog + +#endif diff --git a/include/spdlog/sinks/null_sink.h b/include/spdlog/sinks/null_sink.h new file mode 100644 index 000000000..eb8328014 --- /dev/null +++ b/include/spdlog/sinks/null_sink.h @@ -0,0 +1,44 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/synchronous_factory.h> + +#include <mutex> + +namespace spdlog { +namespace sinks { + +template<typename Mutex> +class null_sink : public base_sink<Mutex> +{ +protected: + void sink_it_(const details::log_msg &) override {} + void flush_() override {} +}; + +using null_sink_mt = null_sink<details::null_mutex>; +using null_sink_st = null_sink<details::null_mutex>; + +} // namespace sinks + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> null_logger_mt(const std::string &logger_name) +{ + auto null_logger = Factory::template create<sinks::null_sink_mt>(logger_name); + null_logger->set_level(level::off); + return null_logger; +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> null_logger_st(const std::string &logger_name) +{ + auto null_logger = Factory::template create<sinks::null_sink_st>(logger_name); + null_logger->set_level(level::off); + return null_logger; +} + +} // namespace spdlog diff --git a/include/spdlog/sinks/ostream_sink.h b/include/spdlog/sinks/ostream_sink.h new file mode 100644 index 000000000..95c1e9620 --- /dev/null +++ b/include/spdlog/sinks/ostream_sink.h @@ -0,0 +1,50 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> + +#include <mutex> +#include <ostream> + +namespace spdlog { +namespace sinks { +template<typename Mutex> +class ostream_sink final : public base_sink<Mutex> +{ +public: + explicit ostream_sink(std::ostream &os, bool force_flush = false) + : ostream_(os) + , force_flush_(force_flush) + {} + ostream_sink(const ostream_sink &) = delete; + ostream_sink &operator=(const ostream_sink &) = delete; + +protected: + void sink_it_(const details::log_msg &msg) override + { + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + ostream_.write(formatted.data(), static_cast<std::streamsize>(formatted.size())); + if (force_flush_) + { + ostream_.flush(); + } + } + + void flush_() override + { + ostream_.flush(); + } + + std::ostream &ostream_; + bool force_flush_; +}; + +using ostream_sink_mt = ostream_sink<std::mutex>; +using ostream_sink_st = ostream_sink<details::null_mutex>; + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/qt_sinks.h b/include/spdlog/sinks/qt_sinks.h new file mode 100644 index 000000000..31b49c609 --- /dev/null +++ b/include/spdlog/sinks/qt_sinks.h @@ -0,0 +1,102 @@ +// Copyright(c) 2015-present, Gabi Melman, mguludag and spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +// +// Custom sink for QPlainTextEdit or QTextEdit and its childs(QTextBrowser... +// etc) Building and using requires Qt library. +// + +#include "spdlog/common.h" +#include "spdlog/details/log_msg.h" +#include "spdlog/details/synchronous_factory.h" +#include "spdlog/sinks/base_sink.h" + +#include <QTextEdit> +#include <QPlainTextEdit> + +// +// qt_sink class +// +namespace spdlog { +namespace sinks { +template<typename Mutex> +class qt_sink : public base_sink<Mutex> +{ +public: + qt_sink(QObject *qt_object, const std::string &meta_method) + { + qt_object_ = qt_object; + meta_method_ = meta_method; + } + + ~qt_sink() + { + flush_(); + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + string_view_t str = string_view_t(formatted.data(), formatted.size()); + QMetaObject::invokeMethod(qt_object_, meta_method_.c_str(), Qt::AutoConnection, + Q_ARG(QString, QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed())); + } + + void flush_() override {} + +private: + QObject *qt_object_ = nullptr; + std::string meta_method_; +}; + +#include "spdlog/details/null_mutex.h" +#include <mutex> +using qt_sink_mt = qt_sink<std::mutex>; +using qt_sink_st = qt_sink<spdlog::details::null_mutex>; +} // namespace sinks + +// +// Factory functions +// +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") +{ + return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") +{ + return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> qt_logger_mt( + const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText") +{ + return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> qt_logger_st( + const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText") +{ + return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) +{ + return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) +{ + return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/ringbuffer_sink.h b/include/spdlog/sinks/ringbuffer_sink.h new file mode 100644 index 000000000..65e227aa5 --- /dev/null +++ b/include/spdlog/sinks/ringbuffer_sink.h @@ -0,0 +1,74 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include "spdlog/sinks/base_sink.h" +#include "spdlog/details/circular_q.h" +#include "spdlog/details/log_msg_buffer.h" +#include "spdlog/details/null_mutex.h" + +#include <mutex> +#include <string> +#include <vector> + +namespace spdlog { +namespace sinks { +/* + * Ring buffer sink + */ +template<typename Mutex> +class ringbuffer_sink final : public base_sink<Mutex> +{ +public: + explicit ringbuffer_sink(size_t n_items) + : q_{n_items} + {} + + std::vector<details::log_msg_buffer> last_raw(size_t lim = 0) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector<details::log_msg_buffer> ret; + ret.reserve(n_items); + for (size_t i = (items_available - n_items); i < items_available; i++) + { + ret.push_back(q_.at(i)); + } + return ret; + } + + std::vector<std::string> last_formatted(size_t lim = 0) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector<std::string> ret; + ret.reserve(n_items); + for (size_t i = (items_available - n_items); i < items_available; i++) + { + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(q_.at(i), formatted); + ret.push_back(std::move(SPDLOG_BUF_TO_STRING(formatted))); + } + return ret; + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + q_.push_back(details::log_msg_buffer{msg}); + } + void flush_() override {} + +private: + details::circular_q<details::log_msg_buffer> q_; +}; + +using ringbuffer_sink_mt = ringbuffer_sink<std::mutex>; +using ringbuffer_sink_st = ringbuffer_sink<details::null_mutex>; + +} // namespace sinks + +} // namespace spdlog diff --git a/include/spdlog/sinks/rotating_file_sink-inl.h b/include/spdlog/sinks/rotating_file_sink-inl.h new file mode 100644 index 000000000..cf8b9d5c6 --- /dev/null +++ b/include/spdlog/sinks/rotating_file_sink-inl.h @@ -0,0 +1,152 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/rotating_file_sink.h> +#endif + +#include <spdlog/common.h> + +#include <spdlog/details/file_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/fmt/fmt.h> + +#include <cerrno> +#include <chrono> +#include <ctime> +#include <mutex> +#include <string> +#include <tuple> + +namespace spdlog { +namespace sinks { + +template<typename Mutex> +SPDLOG_INLINE rotating_file_sink<Mutex>::rotating_file_sink( + filename_t base_filename, std::size_t max_size, std::size_t max_files, bool rotate_on_open, const file_event_handlers &event_handlers) + : base_filename_(std::move(base_filename)) + , max_size_(max_size) + , max_files_(max_files) + , file_helper_{event_handlers} +{ + if (max_size == 0) + { + throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero"); + } + + if (max_files > 200000) + { + throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000"); + } + file_helper_.open(calc_filename(base_filename_, 0)); + current_size_ = file_helper_.size(); // expensive. called only once + if (rotate_on_open && current_size_ > 0) + { + rotate_(); + current_size_ = 0; + } +} + +// calc filename according to index and file extension if exists. +// e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt". +template<typename Mutex> +SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::calc_filename(const filename_t &filename, std::size_t index) +{ + if (index == 0u) + { + return filename; + } + + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}.{}{}"), basename, index, ext); +} + +template<typename Mutex> +SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::filename() +{ + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + return file_helper_.filename(); +} + +template<typename Mutex> +SPDLOG_INLINE void rotating_file_sink<Mutex>::sink_it_(const details::log_msg &msg) +{ + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + auto new_size = current_size_ + formatted.size(); + + // rotate if the new estimated file size exceeds max size. + // rotate only if the real size > 0 to better deal with full disk (see issue #2261). + // we only check the real size when new_size > max_size_ because it is relatively expensive. + if (new_size > max_size_) + { + file_helper_.flush(); + if (file_helper_.size() > 0) + { + rotate_(); + new_size = formatted.size(); + } + } + file_helper_.write(formatted); + current_size_ = new_size; +} + +template<typename Mutex> +SPDLOG_INLINE void rotating_file_sink<Mutex>::flush_() +{ + file_helper_.flush(); +} + +// Rotate files: +// log.txt -> log.1.txt +// log.1.txt -> log.2.txt +// log.2.txt -> log.3.txt +// log.3.txt -> delete +template<typename Mutex> +SPDLOG_INLINE void rotating_file_sink<Mutex>::rotate_() +{ + using details::os::filename_to_str; + using details::os::path_exists; + + file_helper_.close(); + for (auto i = max_files_; i > 0; --i) + { + filename_t src = calc_filename(base_filename_, i - 1); + if (!path_exists(src)) + { + continue; + } + filename_t target = calc_filename(base_filename_, i); + + if (!rename_file_(src, target)) + { + // if failed try again after a small delay. + // this is a workaround to a windows issue, where very high rotation + // rates can cause the rename to fail with permission denied (because of antivirus?). + details::os::sleep_for_millis(100); + if (!rename_file_(src, target)) + { + file_helper_.reopen(true); // truncate the log file anyway to prevent it to grow beyond its limit! + current_size_ = 0; + throw_spdlog_ex("rotating_file_sink: failed renaming " + filename_to_str(src) + " to " + filename_to_str(target), errno); + } + } + } + file_helper_.reopen(true); +} + +// delete the target if exists, and rename the src file to target +// return true on success, false otherwise. +template<typename Mutex> +SPDLOG_INLINE bool rotating_file_sink<Mutex>::rename_file_(const filename_t &src_filename, const filename_t &target_filename) +{ + // try to delete the target file in case it already exists. + (void)details::os::remove(target_filename); + return details::os::rename(src_filename, target_filename) == 0; +} + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/rotating_file_sink.h b/include/spdlog/sinks/rotating_file_sink.h new file mode 100644 index 000000000..ce0d7b1ef --- /dev/null +++ b/include/spdlog/sinks/rotating_file_sink.h @@ -0,0 +1,81 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/file_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/synchronous_factory.h> + +#include <chrono> +#include <mutex> +#include <string> + +namespace spdlog { +namespace sinks { + +// +// Rotating file sink based on size +// +template<typename Mutex> +class rotating_file_sink final : public base_sink<Mutex> +{ +public: + rotating_file_sink(filename_t base_filename, std::size_t max_size, std::size_t max_files, bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}); + static filename_t calc_filename(const filename_t &filename, std::size_t index); + filename_t filename(); + +protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; + +private: + // Rotate files: + // log.txt -> log.1.txt + // log.1.txt -> log.2.txt + // log.2.txt -> log.3.txt + // log.3.txt -> delete + void rotate_(); + + // delete the target if exists, and rename the src file to target + // return true on success, false otherwise. + bool rename_file_(const filename_t &src_filename, const filename_t &target_filename); + + filename_t base_filename_; + std::size_t max_size_; + std::size_t max_files_; + std::size_t current_size_; + details::file_helper file_helper_; +}; + +using rotating_file_sink_mt = rotating_file_sink<std::mutex>; +using rotating_file_sink_st = rotating_file_sink<details::null_mutex>; + +} // namespace sinks + +// +// factory functions +// + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> rotating_logger_mt(const std::string &logger_name, const filename_t &filename, size_t max_file_size, + size_t max_files, bool rotate_on_open = false, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::rotating_file_sink_mt>( + logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> rotating_logger_st(const std::string &logger_name, const filename_t &filename, size_t max_file_size, + size_t max_files, bool rotate_on_open = false, const file_event_handlers &event_handlers = {}) +{ + return Factory::template create<sinks::rotating_file_sink_st>( + logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); +} +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "rotating_file_sink-inl.h" +#endif diff --git a/include/spdlog/sinks/sink-inl.h b/include/spdlog/sinks/sink-inl.h new file mode 100644 index 000000000..df07adda4 --- /dev/null +++ b/include/spdlog/sinks/sink-inl.h @@ -0,0 +1,25 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/sink.h> +#endif + +#include <spdlog/common.h> + +SPDLOG_INLINE bool spdlog::sinks::sink::should_log(spdlog::level::level_enum msg_level) const +{ + return msg_level >= level_.load(std::memory_order_relaxed); +} + +SPDLOG_INLINE void spdlog::sinks::sink::set_level(level::level_enum log_level) +{ + level_.store(log_level, std::memory_order_relaxed); +} + +SPDLOG_INLINE spdlog::level::level_enum spdlog::sinks::sink::level() const +{ + return static_cast<spdlog::level::level_enum>(level_.load(std::memory_order_relaxed)); +} diff --git a/include/spdlog/sinks/sink.h b/include/spdlog/sinks/sink.h new file mode 100644 index 000000000..0a28cccc7 --- /dev/null +++ b/include/spdlog/sinks/sink.h @@ -0,0 +1,35 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/log_msg.h> +#include <spdlog/formatter.h> + +namespace spdlog { + +namespace sinks { +class SPDLOG_API sink +{ +public: + virtual ~sink() = default; + virtual void log(const details::log_msg &msg) = 0; + virtual void flush() = 0; + virtual void set_pattern(const std::string &pattern) = 0; + virtual void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) = 0; + + void set_level(level::level_enum log_level); + level::level_enum level() const; + bool should_log(level::level_enum msg_level) const; + +protected: + // sink log level - default is all + level_t level_{level::trace}; +}; + +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "sink-inl.h" +#endif diff --git a/include/spdlog/sinks/stdout_color_sinks-inl.h b/include/spdlog/sinks/stdout_color_sinks-inl.h new file mode 100644 index 000000000..066df1826 --- /dev/null +++ b/include/spdlog/sinks/stdout_color_sinks-inl.h @@ -0,0 +1,38 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/stdout_color_sinks.h> +#endif + +#include <spdlog/logger.h> +#include <spdlog/common.h> + +namespace spdlog { + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stdout_color_mt(const std::string &logger_name, color_mode mode) +{ + return Factory::template create<sinks::stdout_color_sink_mt>(logger_name, mode); +} + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stdout_color_st(const std::string &logger_name, color_mode mode) +{ + return Factory::template create<sinks::stdout_color_sink_st>(logger_name, mode); +} + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stderr_color_mt(const std::string &logger_name, color_mode mode) +{ + return Factory::template create<sinks::stderr_color_sink_mt>(logger_name, mode); +} + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stderr_color_st(const std::string &logger_name, color_mode mode) +{ + return Factory::template create<sinks::stderr_color_sink_st>(logger_name, mode); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/stdout_color_sinks.h b/include/spdlog/sinks/stdout_color_sinks.h new file mode 100644 index 000000000..420b13ab4 --- /dev/null +++ b/include/spdlog/sinks/stdout_color_sinks.h @@ -0,0 +1,45 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifdef _WIN32 +# include <spdlog/sinks/wincolor_sink.h> +#else +# include <spdlog/sinks/ansicolor_sink.h> +#endif + +#include <spdlog/details/synchronous_factory.h> + +namespace spdlog { +namespace sinks { +#ifdef _WIN32 +using stdout_color_sink_mt = wincolor_stdout_sink_mt; +using stdout_color_sink_st = wincolor_stdout_sink_st; +using stderr_color_sink_mt = wincolor_stderr_sink_mt; +using stderr_color_sink_st = wincolor_stderr_sink_st; +#else +using stdout_color_sink_mt = ansicolor_stdout_sink_mt; +using stdout_color_sink_st = ansicolor_stdout_sink_st; +using stderr_color_sink_mt = ansicolor_stderr_sink_mt; +using stderr_color_sink_st = ansicolor_stderr_sink_st; +#endif +} // namespace sinks + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stdout_color_mt(const std::string &logger_name, color_mode mode = color_mode::automatic); + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stdout_color_st(const std::string &logger_name, color_mode mode = color_mode::automatic); + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stderr_color_mt(const std::string &logger_name, color_mode mode = color_mode::automatic); + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stderr_color_st(const std::string &logger_name, color_mode mode = color_mode::automatic); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "stdout_color_sinks-inl.h" +#endif diff --git a/include/spdlog/sinks/stdout_sinks-inl.h b/include/spdlog/sinks/stdout_sinks-inl.h new file mode 100644 index 000000000..756734bf6 --- /dev/null +++ b/include/spdlog/sinks/stdout_sinks-inl.h @@ -0,0 +1,139 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/stdout_sinks.h> +#endif + +#include <spdlog/details/console_globals.h> +#include <spdlog/pattern_formatter.h> +#include <memory> + +#ifdef _WIN32 +// under windows using fwrite to non-binary stream results in \r\r\n (see issue #1675) +// so instead we use ::FileWrite +# include <spdlog/details/windows_include.h> + +# ifndef _USING_V110_SDK71_ // fileapi.h doesn't exist in winxp +# include <fileapi.h> // WriteFile (..) +# endif + +# include <io.h> // _get_osfhandle(..) +# include <stdio.h> // _fileno(..) +#endif // WIN32 + +namespace spdlog { + +namespace sinks { + +template<typename ConsoleMutex> +SPDLOG_INLINE stdout_sink_base<ConsoleMutex>::stdout_sink_base(FILE *file) + : mutex_(ConsoleMutex::mutex()) + , file_(file) + , formatter_(details::make_unique<spdlog::pattern_formatter>()) +{ +#ifdef _WIN32 + // get windows handle from the FILE* object + + handle_ = reinterpret_cast<HANDLE>(::_get_osfhandle(::_fileno(file_))); + + // don't throw to support cases where no console is attached, + // and let the log method to do nothing if (handle_ == INVALID_HANDLE_VALUE). + // throw only if non stdout/stderr target is requested (probably regular file and not console). + if (handle_ == INVALID_HANDLE_VALUE && file != stdout && file != stderr) + { + throw_spdlog_ex("spdlog::stdout_sink_base: _get_osfhandle() failed", errno); + } +#endif // WIN32 +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::log(const details::log_msg &msg) +{ +#ifdef _WIN32 + if (handle_ == INVALID_HANDLE_VALUE) + { + return; + } + std::lock_guard<mutex_t> lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fflush(file_); // flush in case there is something in this file_ already + auto size = static_cast<DWORD>(formatted.size()); + DWORD bytes_written = 0; + bool ok = ::WriteFile(handle_, formatted.data(), size, &bytes_written, nullptr) != 0; + if (!ok) + { + throw_spdlog_ex("stdout_sink_base: WriteFile() failed. GetLastError(): " + std::to_string(::GetLastError())); + } +#else + std::lock_guard<mutex_t> lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fwrite(formatted.data(), sizeof(char), formatted.size(), file_); + ::fflush(file_); // flush every line to terminal +#endif // WIN32 +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::flush() +{ + std::lock_guard<mutex_t> lock(mutex_); + fflush(file_); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_pattern(const std::string &pattern) +{ + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); +} + +template<typename ConsoleMutex> +SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) +{ + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::move(sink_formatter); +} + +// stdout sink +template<typename ConsoleMutex> +SPDLOG_INLINE stdout_sink<ConsoleMutex>::stdout_sink() + : stdout_sink_base<ConsoleMutex>(stdout) +{} + +// stderr sink +template<typename ConsoleMutex> +SPDLOG_INLINE stderr_sink<ConsoleMutex>::stderr_sink() + : stdout_sink_base<ConsoleMutex>(stderr) +{} + +} // namespace sinks + +// factory methods +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stdout_logger_mt(const std::string &logger_name) +{ + return Factory::template create<sinks::stdout_sink_mt>(logger_name); +} + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stdout_logger_st(const std::string &logger_name) +{ + return Factory::template create<sinks::stdout_sink_st>(logger_name); +} + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stderr_logger_mt(const std::string &logger_name) +{ + return Factory::template create<sinks::stderr_sink_mt>(logger_name); +} + +template<typename Factory> +SPDLOG_INLINE std::shared_ptr<logger> stderr_logger_st(const std::string &logger_name) +{ + return Factory::template create<sinks::stderr_sink_st>(logger_name); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/stdout_sinks.h b/include/spdlog/sinks/stdout_sinks.h new file mode 100644 index 000000000..6fdc0de34 --- /dev/null +++ b/include/spdlog/sinks/stdout_sinks.h @@ -0,0 +1,87 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/details/console_globals.h> +#include <spdlog/details/synchronous_factory.h> +#include <spdlog/sinks/sink.h> +#include <cstdio> + +#ifdef _WIN32 +# include <spdlog/details/windows_include.h> +#endif + +namespace spdlog { + +namespace sinks { + +template<typename ConsoleMutex> +class stdout_sink_base : public sink +{ +public: + using mutex_t = typename ConsoleMutex::mutex_t; + explicit stdout_sink_base(FILE *file); + ~stdout_sink_base() override = default; + + stdout_sink_base(const stdout_sink_base &other) = delete; + stdout_sink_base(stdout_sink_base &&other) = delete; + + stdout_sink_base &operator=(const stdout_sink_base &other) = delete; + stdout_sink_base &operator=(stdout_sink_base &&other) = delete; + + void log(const details::log_msg &msg) override; + void flush() override; + void set_pattern(const std::string &pattern) override; + + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; + +protected: + mutex_t &mutex_; + FILE *file_; + std::unique_ptr<spdlog::formatter> formatter_; +#ifdef _WIN32 + HANDLE handle_; +#endif // WIN32 +}; + +template<typename ConsoleMutex> +class stdout_sink : public stdout_sink_base<ConsoleMutex> +{ +public: + stdout_sink(); +}; + +template<typename ConsoleMutex> +class stderr_sink : public stdout_sink_base<ConsoleMutex> +{ +public: + stderr_sink(); +}; + +using stdout_sink_mt = stdout_sink<details::console_mutex>; +using stdout_sink_st = stdout_sink<details::console_nullmutex>; + +using stderr_sink_mt = stderr_sink<details::console_mutex>; +using stderr_sink_st = stderr_sink<details::console_nullmutex>; + +} // namespace sinks + +// factory methods +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stdout_logger_mt(const std::string &logger_name); + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stdout_logger_st(const std::string &logger_name); + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stderr_logger_mt(const std::string &logger_name); + +template<typename Factory = spdlog::synchronous_factory> +std::shared_ptr<logger> stderr_logger_st(const std::string &logger_name); + +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "stdout_sinks-inl.h" +#endif diff --git a/include/spdlog/sinks/syslog_sink.h b/include/spdlog/sinks/syslog_sink.h new file mode 100644 index 000000000..7c38fcb58 --- /dev/null +++ b/include/spdlog/sinks/syslog_sink.h @@ -0,0 +1,109 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/synchronous_factory.h> + +#include <array> +#include <string> +#include <syslog.h> + +namespace spdlog { +namespace sinks { +/** + * Sink that write to syslog using the `syscall()` library call. + */ +template<typename Mutex> +class syslog_sink : public base_sink<Mutex> +{ + +public: + syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) + : enable_formatting_{enable_formatting} + , syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} + , ident_{std::move(ident)} + { + // set ident to be program name if empty + ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); + } + + ~syslog_sink() override + { + ::closelog(); + } + + syslog_sink(const syslog_sink &) = delete; + syslog_sink &operator=(const syslog_sink &) = delete; + +protected: + void sink_it_(const details::log_msg &msg) override + { + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) + { + base_sink<Mutex>::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast<size_t>(std::numeric_limits<int>::max())) + { + length = static_cast<size_t>(std::numeric_limits<int>::max()); + } + + ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast<int>(length), payload.data()); + } + + void flush_() override {} + bool enable_formatting_ = false; + +private: + using levels_array = std::array<int, 7>; + levels_array syslog_levels_; + // must store the ident because the man says openlog might use the pointer as + // is and not a string copy + const std::string ident_; + + // + // Simply maps spdlog's log level to syslog priority level. + // + int syslog_prio_from_level(const details::log_msg &msg) const + { + return syslog_levels_.at(static_cast<levels_array::size_type>(msg.level)); + } +}; + +using syslog_sink_mt = syslog_sink<std::mutex>; +using syslog_sink_st = syslog_sink<details::null_mutex>; +} // namespace sinks + +// Create and register a syslog logger +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_mt(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, + int syslog_facility = LOG_USER, bool enable_formatting = false) +{ + return Factory::template create<sinks::syslog_sink_mt>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_st(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, + int syslog_facility = LOG_USER, bool enable_formatting = false) +{ + return Factory::template create<sinks::syslog_sink_st>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/systemd_sink.h b/include/spdlog/sinks/systemd_sink.h new file mode 100644 index 000000000..e1e97bffe --- /dev/null +++ b/include/spdlog/sinks/systemd_sink.h @@ -0,0 +1,119 @@ +// Copyright(c) 2019 ZVYAGIN.Alexander@gmail.com +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/synchronous_factory.h> + +#include <array> +#ifndef SD_JOURNAL_SUPPRESS_LOCATION +# define SD_JOURNAL_SUPPRESS_LOCATION +#endif +#include <systemd/sd-journal.h> + +namespace spdlog { +namespace sinks { + +/** + * Sink that write to systemd journal using the `sd_journal_send()` library call. + */ +template<typename Mutex> +class systemd_sink : public base_sink<Mutex> +{ +public: + systemd_sink(std::string ident = "", bool enable_formatting = false) + : ident_{std::move(ident)} + , enable_formatting_{enable_formatting} + , syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} + {} + + ~systemd_sink() override {} + + systemd_sink(const systemd_sink &) = delete; + systemd_sink &operator=(const systemd_sink &) = delete; + +protected: + const std::string ident_; + bool enable_formatting_ = false; + using levels_array = std::array<int, 7>; + levels_array syslog_levels_; + + void sink_it_(const details::log_msg &msg) override + { + int err; + string_view_t payload; + memory_buf_t formatted; + if (enable_formatting_) + { + base_sink<Mutex>::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if (length > static_cast<size_t>(std::numeric_limits<int>::max())) + { + length = static_cast<size_t>(std::numeric_limits<int>::max()); + } + + const string_view_t syslog_identifier = ident_.empty() ? msg.logger_name : ident_; + + // Do not send source location if not available + if (msg.source.empty()) + { + // Note: function call inside '()' to avoid macro expansion + err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), + "SYSLOG_IDENTIFIER=%.*s", static_cast<int>(syslog_identifier.size()), syslog_identifier.data(), nullptr); + } + else + { + err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), + "SYSLOG_IDENTIFIER=%.*s", static_cast<int>(syslog_identifier.size()), syslog_identifier.data(), "CODE_FILE=%s", + msg.source.filename, "CODE_LINE=%d", msg.source.line, "CODE_FUNC=%s", msg.source.funcname, nullptr); + } + + if (err) + { + throw_spdlog_ex("Failed writing to systemd", errno); + } + } + + int syslog_level(level::level_enum l) + { + return syslog_levels_.at(static_cast<levels_array::size_type>(l)); + } + + void flush_() override {} +}; + +using systemd_sink_mt = systemd_sink<std::mutex>; +using systemd_sink_st = systemd_sink<details::null_mutex>; +} // namespace sinks + +// Create and register a syslog logger +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> systemd_logger_mt( + const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) +{ + return Factory::template create<sinks::systemd_sink_mt>(logger_name, ident, enable_formatting); +} + +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> systemd_logger_st( + const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) +{ + return Factory::template create<sinks::systemd_sink_st>(logger_name, ident, enable_formatting); +} +} // namespace spdlog diff --git a/include/spdlog/sinks/tcp_sink.h b/include/spdlog/sinks/tcp_sink.h new file mode 100644 index 000000000..e0efb31d9 --- /dev/null +++ b/include/spdlog/sinks/tcp_sink.h @@ -0,0 +1,81 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/null_mutex.h> +#ifdef _WIN32 +# include <spdlog/details/tcp_client-windows.h> +#else +# include <spdlog/details/tcp_client.h> +#endif + +#include <mutex> +#include <string> +#include <chrono> +#include <functional> + +#pragma once + +// Simple tcp client sink +// Connects to remote address and send the formatted log. +// Will attempt to reconnect if connection drops. +// If more complicated behaviour is needed (i.e get responses), you can inherit it and override the sink_it_ method. + +namespace spdlog { +namespace sinks { + +struct tcp_sink_config +{ + std::string server_host; + int server_port; + bool lazy_connect = false; // if true connect on first log call instead of on construction + + tcp_sink_config(std::string host, int port) + : server_host{std::move(host)} + , server_port{port} + {} +}; + +template<typename Mutex> +class tcp_sink : public spdlog::sinks::base_sink<Mutex> +{ +public: + // connect to tcp host/port or throw if failed + // host can be hostname or ip address + + explicit tcp_sink(tcp_sink_config sink_config) + : config_{std::move(sink_config)} + { + if (!config_.lazy_connect) + { + this->client_.connect(config_.server_host, config_.server_port); + } + } + + ~tcp_sink() override = default; + +protected: + void sink_it_(const spdlog::details::log_msg &msg) override + { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); + if (!client_.is_connected()) + { + client_.connect(config_.server_host, config_.server_port); + } + client_.send(formatted.data(), formatted.size()); + } + + void flush_() override {} + tcp_sink_config config_; + details::tcp_client client_; +}; + +using tcp_sink_mt = tcp_sink<std::mutex>; +using tcp_sink_st = tcp_sink<spdlog::details::null_mutex>; + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/udp_sink.h b/include/spdlog/sinks/udp_sink.h new file mode 100644 index 000000000..ccbce2be3 --- /dev/null +++ b/include/spdlog/sinks/udp_sink.h @@ -0,0 +1,74 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/sinks/base_sink.h> +#include <spdlog/details/null_mutex.h> +#ifdef _WIN32 +# include <spdlog/details/udp_client-windows.h> +#else +# include <spdlog/details/udp_client.h> +#endif + +#include <mutex> +#include <string> +#include <chrono> +#include <functional> + +// Simple udp client sink +// Sends formatted log via udp + +namespace spdlog { +namespace sinks { + +struct udp_sink_config +{ + std::string server_host; + uint16_t server_port; + + udp_sink_config(std::string host, uint16_t port) + : server_host{std::move(host)} + , server_port{port} + {} +}; + +template<typename Mutex> +class udp_sink : public spdlog::sinks::base_sink<Mutex> +{ +public: + // host can be hostname or ip address + explicit udp_sink(udp_sink_config sink_config) + : client_{sink_config.server_host, sink_config.server_port} + {} + + ~udp_sink() override = default; + +protected: + void sink_it_(const spdlog::details::log_msg &msg) override + { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); + client_.send(formatted.data(), formatted.size()); + } + + void flush_() override {} + details::udp_client client_; +}; + +using udp_sink_mt = udp_sink<std::mutex>; +using udp_sink_st = udp_sink<spdlog::details::null_mutex>; + +} // namespace sinks + +// +// factory functions +// +template<typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> udp_logger_mt(const std::string &logger_name, sinks::udp_sink_config skin_config) +{ + return Factory::template create<sinks::udp_sink_mt>(logger_name, skin_config); +} + +} // namespace spdlog diff --git a/include/spdlog/sinks/win_eventlog_sink.h b/include/spdlog/sinks/win_eventlog_sink.h new file mode 100644 index 000000000..2f2aacb5c --- /dev/null +++ b/include/spdlog/sinks/win_eventlog_sink.h @@ -0,0 +1,289 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// Writing to Windows Event Log requires the registry entries below to be present, with the following modifications: +// 1. <log_name> should be replaced with your log name (e.g. your application name) +// 2. <source_name> should be replaced with the specific source name and the key should be duplicated for +// each source used in the application +// +// Since typically modifications of this kind require elevation, it's better to do it as a part of setup procedure. +// The snippet below uses mscoree.dll as the message file as it exists on most of the Windows systems anyway and +// happens to contain the needed resource. +// +// You can also specify a custom message file if needed. +// Please refer to Event Log functions descriptions in MSDN for more details on custom message files. + +/*--------------------------------------------------------------------------------------- + +Windows Registry Editor Version 5.00 + +[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\<log_name>] + +[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\<log_name>\<source_name>] +"TypesSupported"=dword:00000007 +"EventMessageFile"=hex(2):25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,\ + 00,6f,00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,\ + 5c,00,6d,00,73,00,63,00,6f,00,72,00,65,00,65,00,2e,00,64,00,6c,00,6c,00,00,\ + 00 + +-----------------------------------------------------------------------------------------*/ + +#pragma once + +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> + +#include <spdlog/details/windows_include.h> +#include <winbase.h> + +#include <mutex> +#include <string> +#include <vector> + +namespace spdlog { +namespace sinks { + +namespace win_eventlog { + +namespace internal { + +struct local_alloc_t +{ + HLOCAL hlocal_; + + SPDLOG_CONSTEXPR local_alloc_t() SPDLOG_NOEXCEPT : hlocal_(nullptr) {} + + local_alloc_t(local_alloc_t const &) = delete; + local_alloc_t &operator=(local_alloc_t const &) = delete; + + ~local_alloc_t() SPDLOG_NOEXCEPT + { + if (hlocal_) + { + LocalFree(hlocal_); + } + } +}; + +/** Windows error */ +struct win32_error : public spdlog_ex +{ + /** Formats an error report line: "user-message: error-code (system message)" */ + static std::string format(std::string const &user_message, DWORD error_code = GetLastError()) + { + std::string system_message; + + local_alloc_t format_message_result{}; + auto format_message_succeeded = + ::FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nullptr, + error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&format_message_result.hlocal_, 0, nullptr); + + if (format_message_succeeded && format_message_result.hlocal_) + { + system_message = fmt_lib::format(" ({})", (LPSTR)format_message_result.hlocal_); + } + + return fmt_lib::format("{}: {}{}", user_message, error_code, system_message); + } + + explicit win32_error(std::string const &func_name, DWORD error = GetLastError()) + : spdlog_ex(format(func_name, error)) + {} +}; + +/** Wrapper for security identifiers (SID) on Windows */ +struct sid_t +{ + std::vector<char> buffer_; + +public: + sid_t() {} + + /** creates a wrapped SID copy */ + static sid_t duplicate_sid(PSID psid) + { + if (!::IsValidSid(psid)) + { + throw_spdlog_ex("sid_t::sid_t(): invalid SID received"); + } + + auto const sid_length{::GetLengthSid(psid)}; + + sid_t result; + result.buffer_.resize(sid_length); + if (!::CopySid(sid_length, (PSID)result.as_sid(), psid)) + { + SPDLOG_THROW(win32_error("CopySid")); + } + + return result; + } + + /** Retrieves pointer to the internal buffer contents as SID* */ + SID *as_sid() const + { + return buffer_.empty() ? nullptr : (SID *)buffer_.data(); + } + + /** Get SID for the current user */ + static sid_t get_current_user_sid() + { + /* create and init RAII holder for process token */ + struct process_token_t + { + HANDLE token_handle_ = INVALID_HANDLE_VALUE; + explicit process_token_t(HANDLE process) + { + if (!::OpenProcessToken(process, TOKEN_QUERY, &token_handle_)) + { + SPDLOG_THROW(win32_error("OpenProcessToken")); + } + } + + ~process_token_t() + { + ::CloseHandle(token_handle_); + } + + } current_process_token(::GetCurrentProcess()); // GetCurrentProcess returns pseudohandle, no leak here! + + // Get the required size, this is expected to fail with ERROR_INSUFFICIENT_BUFFER and return the token size + DWORD tusize = 0; + if (::GetTokenInformation(current_process_token.token_handle_, TokenUser, NULL, 0, &tusize)) + { + SPDLOG_THROW(win32_error("GetTokenInformation should fail")); + } + + // get user token + std::vector<unsigned char> buffer(static_cast<size_t>(tusize)); + if (!::GetTokenInformation(current_process_token.token_handle_, TokenUser, (LPVOID)buffer.data(), tusize, &tusize)) + { + SPDLOG_THROW(win32_error("GetTokenInformation")); + } + + // create a wrapper of the SID data as stored in the user token + return sid_t::duplicate_sid(((TOKEN_USER *)buffer.data())->User.Sid); + } +}; + +struct eventlog +{ + static WORD get_event_type(details::log_msg const &msg) + { + switch (msg.level) + { + case level::trace: + case level::debug: + return EVENTLOG_SUCCESS; + + case level::info: + return EVENTLOG_INFORMATION_TYPE; + + case level::warn: + return EVENTLOG_WARNING_TYPE; + + case level::err: + case level::critical: + case level::off: + return EVENTLOG_ERROR_TYPE; + + default: + return EVENTLOG_INFORMATION_TYPE; + } + } + + static WORD get_event_category(details::log_msg const &msg) + { + return (WORD)msg.level; + } +}; + +} // namespace internal + +/* + * Windows Event Log sink + */ +template<typename Mutex> +class win_eventlog_sink : public base_sink<Mutex> +{ +private: + HANDLE hEventLog_{NULL}; + internal::sid_t current_user_sid_; + std::string source_; + WORD event_id_; + + HANDLE event_log_handle() + { + if (!hEventLog_) + { + hEventLog_ = ::RegisterEventSourceA(nullptr, source_.c_str()); + if (!hEventLog_ || hEventLog_ == (HANDLE)ERROR_ACCESS_DENIED) + { + SPDLOG_THROW(internal::win32_error("RegisterEventSource")); + } + } + + return hEventLog_; + } + +protected: + void sink_it_(const details::log_msg &msg) override + { + using namespace internal; + + bool succeeded; + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + formatted.push_back('\0'); + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT + wmemory_buf_t buf; + details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), buf); + + LPCWSTR lp_wstr = buf.data(); + succeeded = static_cast<bool>(::ReportEventW(event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), event_id_, + current_user_sid_.as_sid(), 1, 0, &lp_wstr, nullptr)); +#else + LPCSTR lp_str = formatted.data(); + succeeded = static_cast<bool>(::ReportEventA(event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), event_id_, + current_user_sid_.as_sid(), 1, 0, &lp_str, nullptr)); +#endif + + if (!succeeded) + { + SPDLOG_THROW(win32_error("ReportEvent")); + } + } + + void flush_() override {} + +public: + win_eventlog_sink(std::string const &source, WORD event_id = 1000 /* according to mscoree.dll */) + : source_(source) + , event_id_(event_id) + { + try + { + current_user_sid_ = internal::sid_t::get_current_user_sid(); + } + catch (...) + { + // get_current_user_sid() is unlikely to fail and if it does, we can still proceed without + // current_user_sid but in the event log the record will have no user name + } + } + + ~win_eventlog_sink() + { + if (hEventLog_) + DeregisterEventSource(hEventLog_); + } +}; + +} // namespace win_eventlog + +using win_eventlog_sink_mt = win_eventlog::win_eventlog_sink<std::mutex>; +using win_eventlog_sink_st = win_eventlog::win_eventlog_sink<details::null_mutex>; + +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/wincolor_sink-inl.h b/include/spdlog/sinks/wincolor_sink-inl.h new file mode 100644 index 000000000..8311929e4 --- /dev/null +++ b/include/spdlog/sinks/wincolor_sink-inl.h @@ -0,0 +1,175 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/sinks/wincolor_sink.h> +#endif + +#include <spdlog/details/windows_include.h> +#include <wincon.h> + +#include <spdlog/common.h> +#include <spdlog/pattern_formatter.h> + +namespace spdlog { +namespace sinks { +template<typename ConsoleMutex> +SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color_mode mode) + : out_handle_(out_handle) + , mutex_(ConsoleMutex::mutex()) + , formatter_(details::make_unique<spdlog::pattern_formatter>()) +{ + + set_color_mode_impl(mode); + // set level colors + colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white + colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan + colors_[level::info] = FOREGROUND_GREEN; // green + colors_[level::warn] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY; // intense yellow + colors_[level::err] = FOREGROUND_RED | FOREGROUND_INTENSITY; // intense red + colors_[level::critical] = + BACKGROUND_RED | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY; // intense white on red background + colors_[level::off] = 0; +} + +template<typename ConsoleMutex> +SPDLOG_INLINE wincolor_sink<ConsoleMutex>::~wincolor_sink() +{ + this->flush(); +} + +// change the color for the given level +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum level, std::uint16_t color) +{ + std::lock_guard<mutex_t> lock(mutex_); + colors_[static_cast<size_t>(level)] = color; +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg) +{ + if (out_handle_ == nullptr || out_handle_ == INVALID_HANDLE_VALUE) + { + return; + } + + std::lock_guard<mutex_t> lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if (should_do_colors_ && msg.color_range_end > msg.color_range_start) + { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + auto orig_attribs = static_cast<WORD>(set_foreground_color_(colors_[static_cast<size_t>(msg.level)])); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + // reset to orig colors + ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), orig_attribs); + print_range_(formatted, msg.color_range_end, formatted.size()); + } + else // print without colors if color range is invalid (or color is disabled) + { + write_to_file_(formatted); + } +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::flush() +{ + // windows console always flushed? +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) +{ + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) +{ + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::move(sink_formatter); +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) +{ + std::lock_guard<mutex_t> lock(mutex_); + set_color_mode_impl(mode); +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode_impl(color_mode mode) +{ + if (mode == color_mode::automatic) + { + // should do colors only if out_handle_ points to actual console. + DWORD console_mode; + bool in_console = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0; + should_do_colors_ = in_console; + } + else + { + should_do_colors_ = mode == color_mode::always ? true : false; + } +} + +// set foreground color and return the orig console attributes (for resetting later) +template<typename ConsoleMutex> +std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(std::uint16_t attribs) +{ + CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info; + if (!::GetConsoleScreenBufferInfo(static_cast<HANDLE>(out_handle_), &orig_buffer_info)) + { + // just return white if failed getting console info + return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; + } + + // change only the foreground bits (lowest 4 bits) + auto new_attribs = static_cast<WORD>(attribs) | (orig_buffer_info.wAttributes & 0xfff0); + auto ignored = ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), static_cast<WORD>(new_attribs)); + (void)(ignored); + return static_cast<std::uint16_t>(orig_buffer_info.wAttributes); // return orig attribs +} + +// print a range of formatted message to console +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) +{ + if (end > start) + { + auto size = static_cast<DWORD>(end - start); + auto ignored = ::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr); + (void)(ignored); + } +} + +template<typename ConsoleMutex> +void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_t &formatted) +{ + auto size = static_cast<DWORD>(formatted.size()); + DWORD bytes_written = 0; + auto ignored = ::WriteFile(static_cast<HANDLE>(out_handle_), formatted.data(), size, &bytes_written, nullptr); + (void)(ignored); +} + +// wincolor_stdout_sink +template<typename ConsoleMutex> +SPDLOG_INLINE wincolor_stdout_sink<ConsoleMutex>::wincolor_stdout_sink(color_mode mode) + : wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) +{} + +// wincolor_stderr_sink +template<typename ConsoleMutex> +SPDLOG_INLINE wincolor_stderr_sink<ConsoleMutex>::wincolor_stderr_sink(color_mode mode) + : wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) +{} +} // namespace sinks +} // namespace spdlog diff --git a/include/spdlog/sinks/wincolor_sink.h b/include/spdlog/sinks/wincolor_sink.h new file mode 100644 index 000000000..9b030fc13 --- /dev/null +++ b/include/spdlog/sinks/wincolor_sink.h @@ -0,0 +1,85 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/details/console_globals.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/sink.h> + +#include <memory> +#include <mutex> +#include <string> +#include <array> +#include <cstdint> + +namespace spdlog { +namespace sinks { +/* + * Windows color console sink. Uses WriteConsoleA to write to the console with + * colors + */ +template<typename ConsoleMutex> +class wincolor_sink : public sink +{ +public: + wincolor_sink(void *out_handle, color_mode mode); + ~wincolor_sink() override; + + wincolor_sink(const wincolor_sink &other) = delete; + wincolor_sink &operator=(const wincolor_sink &other) = delete; + + // change the color for the given level + void set_color(level::level_enum level, std::uint16_t color); + void log(const details::log_msg &msg) final override; + void flush() final override; + void set_pattern(const std::string &pattern) override final; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override final; + void set_color_mode(color_mode mode); + +protected: + using mutex_t = typename ConsoleMutex::mutex_t; + void *out_handle_; + mutex_t &mutex_; + bool should_do_colors_; + std::unique_ptr<spdlog::formatter> formatter_; + std::array<std::uint16_t, level::n_levels> colors_; + + // set foreground color and return the orig console attributes (for resetting later) + std::uint16_t set_foreground_color_(std::uint16_t attribs); + + // print a range of formatted message to console + void print_range_(const memory_buf_t &formatted, size_t start, size_t end); + + // in case we are redirected to file (not in console mode) + void write_to_file_(const memory_buf_t &formatted); + + void set_color_mode_impl(color_mode mode); +}; + +template<typename ConsoleMutex> +class wincolor_stdout_sink : public wincolor_sink<ConsoleMutex> +{ +public: + explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic); +}; + +template<typename ConsoleMutex> +class wincolor_stderr_sink : public wincolor_sink<ConsoleMutex> +{ +public: + explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic); +}; + +using wincolor_stdout_sink_mt = wincolor_stdout_sink<details::console_mutex>; +using wincolor_stdout_sink_st = wincolor_stdout_sink<details::console_nullmutex>; + +using wincolor_stderr_sink_mt = wincolor_stderr_sink<details::console_mutex>; +using wincolor_stderr_sink_st = wincolor_stderr_sink<details::console_nullmutex>; +} // namespace sinks +} // namespace spdlog + +#ifdef SPDLOG_HEADER_ONLY +# include "wincolor_sink-inl.h" +#endif diff --git a/include/spdlog/spdlog-inl.h b/include/spdlog/spdlog-inl.h new file mode 100644 index 000000000..708399c19 --- /dev/null +++ b/include/spdlog/spdlog-inl.h @@ -0,0 +1,120 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#ifndef SPDLOG_HEADER_ONLY +# include <spdlog/spdlog.h> +#endif + +#include <spdlog/common.h> +#include <spdlog/pattern_formatter.h> + +namespace spdlog { + +SPDLOG_INLINE void initialize_logger(std::shared_ptr<logger> logger) +{ + details::registry::instance().initialize_logger(std::move(logger)); +} + +SPDLOG_INLINE std::shared_ptr<logger> get(const std::string &name) +{ + return details::registry::instance().get(name); +} + +SPDLOG_INLINE void set_formatter(std::unique_ptr<spdlog::formatter> formatter) +{ + details::registry::instance().set_formatter(std::move(formatter)); +} + +SPDLOG_INLINE void set_pattern(std::string pattern, pattern_time_type time_type) +{ + set_formatter(std::unique_ptr<spdlog::formatter>(new pattern_formatter(std::move(pattern), time_type))); +} + +SPDLOG_INLINE void enable_backtrace(size_t n_messages) +{ + details::registry::instance().enable_backtrace(n_messages); +} + +SPDLOG_INLINE void disable_backtrace() +{ + details::registry::instance().disable_backtrace(); +} + +SPDLOG_INLINE void dump_backtrace() +{ + default_logger_raw()->dump_backtrace(); +} + +SPDLOG_INLINE level::level_enum get_level() +{ + return default_logger_raw()->level(); +} + +SPDLOG_INLINE bool should_log(level::level_enum log_level) +{ + return default_logger_raw()->should_log(log_level); +} + +SPDLOG_INLINE void set_level(level::level_enum log_level) +{ + details::registry::instance().set_level(log_level); +} + +SPDLOG_INLINE void flush_on(level::level_enum log_level) +{ + details::registry::instance().flush_on(log_level); +} + +SPDLOG_INLINE void set_error_handler(void (*handler)(const std::string &msg)) +{ + details::registry::instance().set_error_handler(handler); +} + +SPDLOG_INLINE void register_logger(std::shared_ptr<logger> logger) +{ + details::registry::instance().register_logger(std::move(logger)); +} + +SPDLOG_INLINE void apply_all(const std::function<void(std::shared_ptr<logger>)> &fun) +{ + details::registry::instance().apply_all(fun); +} + +SPDLOG_INLINE void drop(const std::string &name) +{ + details::registry::instance().drop(name); +} + +SPDLOG_INLINE void drop_all() +{ + details::registry::instance().drop_all(); +} + +SPDLOG_INLINE void shutdown() +{ + details::registry::instance().shutdown(); +} + +SPDLOG_INLINE void set_automatic_registration(bool automatic_registration) +{ + details::registry::instance().set_automatic_registration(automatic_registration); +} + +SPDLOG_INLINE std::shared_ptr<spdlog::logger> default_logger() +{ + return details::registry::instance().default_logger(); +} + +SPDLOG_INLINE spdlog::logger *default_logger_raw() +{ + return details::registry::instance().get_default_raw(); +} + +SPDLOG_INLINE void set_default_logger(std::shared_ptr<spdlog::logger> default_logger) +{ + details::registry::instance().set_default_logger(std::move(default_logger)); +} + +} // namespace spdlog diff --git a/include/spdlog/spdlog.h b/include/spdlog/spdlog.h new file mode 100644 index 000000000..ee83e8de3 --- /dev/null +++ b/include/spdlog/spdlog.h @@ -0,0 +1,354 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +// spdlog main header file. +// see example.cpp for usage example + +#ifndef SPDLOG_H +#define SPDLOG_H + +#pragma once + +#include <spdlog/common.h> +#include <spdlog/details/registry.h> +#include <spdlog/logger.h> +#include <spdlog/version.h> +#include <spdlog/details/synchronous_factory.h> + +#include <chrono> +#include <functional> +#include <memory> +#include <string> + +namespace spdlog { + +using default_factory = synchronous_factory; + +// Create and register a logger with a templated sink type +// The logger's level, formatter and flush level will be set according the +// global settings. +// +// Example: +// spdlog::create<daily_file_sink_st>("logger_name", "dailylog_filename", 11, 59); +template<typename Sink, typename... SinkArgs> +inline std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&... sink_args) +{ + return default_factory::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); +} + +// Initialize and register a logger, +// formatter and flush level will be set according the global settings. +// +// Useful for initializing manually created loggers with the global settings. +// +// Example: +// auto mylogger = std::make_shared<spdlog::logger>("mylogger", ...); +// spdlog::initialize_logger(mylogger); +SPDLOG_API void initialize_logger(std::shared_ptr<logger> logger); + +// Return an existing logger or nullptr if a logger with such name doesn't +// exist. +// example: spdlog::get("my_logger")->info("hello {}", "world"); +SPDLOG_API std::shared_ptr<logger> get(const std::string &name); + +// Set global formatter. Each sink in each logger will get a clone of this object +SPDLOG_API void set_formatter(std::unique_ptr<spdlog::formatter> formatter); + +// Set global format string. +// example: spdlog::set_pattern("%Y-%m-%d %H:%M:%S.%e %l : %v"); +SPDLOG_API void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); + +// enable global backtrace support +SPDLOG_API void enable_backtrace(size_t n_messages); + +// disable global backtrace support +SPDLOG_API void disable_backtrace(); + +// call dump backtrace on default logger +SPDLOG_API void dump_backtrace(); + +// Get global logging level +SPDLOG_API level::level_enum get_level(); + +// Set global logging level +SPDLOG_API void set_level(level::level_enum log_level); + +// Determine whether the default logger should log messages with a certain level +SPDLOG_API bool should_log(level::level_enum lvl); + +// Set global flush level +SPDLOG_API void flush_on(level::level_enum log_level); + +// Start/Restart a periodic flusher thread +// Warning: Use only if all your loggers are thread safe! +template<typename Rep, typename Period> +inline void flush_every(std::chrono::duration<Rep, Period> interval) +{ + details::registry::instance().flush_every(interval); +} + +// Set global error handler +SPDLOG_API void set_error_handler(void (*handler)(const std::string &msg)); + +// Register the given logger with the given name +SPDLOG_API void register_logger(std::shared_ptr<logger> logger); + +// Apply a user defined function on all registered loggers +// Example: +// spdlog::apply_all([&](std::shared_ptr<spdlog::logger> l) {l->flush();}); +SPDLOG_API void apply_all(const std::function<void(std::shared_ptr<logger>)> &fun); + +// Drop the reference to the given logger +SPDLOG_API void drop(const std::string &name); + +// Drop all references from the registry +SPDLOG_API void drop_all(); + +// stop any running threads started by spdlog and clean registry loggers +SPDLOG_API void shutdown(); + +// Automatic registration of loggers when using spdlog::create() or spdlog::create_async +SPDLOG_API void set_automatic_registration(bool automatic_registration); + +// API for using default logger (stdout_color_mt), +// e.g: spdlog::info("Message {}", 1); +// +// The default logger object can be accessed using the spdlog::default_logger(): +// For example, to add another sink to it: +// spdlog::default_logger()->sinks().push_back(some_sink); +// +// The default logger can replaced using spdlog::set_default_logger(new_logger). +// For example, to replace it with a file logger. +// +// IMPORTANT: +// The default API is thread safe (for _mt loggers), but: +// set_default_logger() *should not* be used concurrently with the default API. +// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + +SPDLOG_API std::shared_ptr<spdlog::logger> default_logger(); + +SPDLOG_API spdlog::logger *default_logger_raw(); + +SPDLOG_API void set_default_logger(std::shared_ptr<spdlog::logger> default_logger); + +template<typename... Args> +inline void log(source_loc source, level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->log(source, lvl, fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void trace(format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->trace(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void debug(format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->debug(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void info(format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->info(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void warn(format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->warn(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void error(format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->error(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void critical(format_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->critical(fmt, std::forward<Args>(args)...); +} + +template<typename T> +inline void log(source_loc source, level::level_enum lvl, const T &msg) +{ + default_logger_raw()->log(source, lvl, msg); +} + +template<typename T> +inline void log(level::level_enum lvl, const T &msg) +{ + default_logger_raw()->log(lvl, msg); +} + +#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT +template<typename... Args> +inline void log(source_loc source, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->log(source, lvl, fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void trace(wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->trace(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void debug(wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->debug(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void info(wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->info(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void warn(wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->warn(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void error(wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->error(fmt, std::forward<Args>(args)...); +} + +template<typename... Args> +inline void critical(wformat_string_t<Args...> fmt, Args &&... args) +{ + default_logger_raw()->critical(fmt, std::forward<Args>(args)...); +} +#endif + +template<typename T> +inline void trace(const T &msg) +{ + default_logger_raw()->trace(msg); +} + +template<typename T> +inline void debug(const T &msg) +{ + default_logger_raw()->debug(msg); +} + +template<typename T> +inline void info(const T &msg) +{ + default_logger_raw()->info(msg); +} + +template<typename T> +inline void warn(const T &msg) +{ + default_logger_raw()->warn(msg); +} + +template<typename T> +inline void error(const T &msg) +{ + default_logger_raw()->error(msg); +} + +template<typename T> +inline void critical(const T &msg) +{ + default_logger_raw()->critical(msg); +} + +} // namespace spdlog + +// +// enable/disable log calls at compile time according to global level. +// +// define SPDLOG_ACTIVE_LEVEL to one of those (before including spdlog.h): +// SPDLOG_LEVEL_TRACE, +// SPDLOG_LEVEL_DEBUG, +// SPDLOG_LEVEL_INFO, +// SPDLOG_LEVEL_WARN, +// SPDLOG_LEVEL_ERROR, +// SPDLOG_LEVEL_CRITICAL, +// SPDLOG_LEVEL_OFF +// + +#ifndef SPDLOG_NO_SOURCE_LOC +# define SPDLOG_LOGGER_CALL(logger, level, ...) \ + (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__) +#else +# define SPDLOG_LOGGER_CALL(logger, level, ...) (logger)->log(spdlog::source_loc{}, level, __VA_ARGS__) +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE +# define SPDLOG_LOGGER_TRACE(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__) +# define SPDLOG_TRACE(...) SPDLOG_LOGGER_TRACE(spdlog::default_logger_raw(), __VA_ARGS__) +#else +# define SPDLOG_LOGGER_TRACE(logger, ...) (void)0 +# define SPDLOG_TRACE(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_DEBUG +# define SPDLOG_LOGGER_DEBUG(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::debug, __VA_ARGS__) +# define SPDLOG_DEBUG(...) SPDLOG_LOGGER_DEBUG(spdlog::default_logger_raw(), __VA_ARGS__) +#else +# define SPDLOG_LOGGER_DEBUG(logger, ...) (void)0 +# define SPDLOG_DEBUG(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_INFO +# define SPDLOG_LOGGER_INFO(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::info, __VA_ARGS__) +# define SPDLOG_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__) +#else +# define SPDLOG_LOGGER_INFO(logger, ...) (void)0 +# define SPDLOG_INFO(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_WARN +# define SPDLOG_LOGGER_WARN(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::warn, __VA_ARGS__) +# define SPDLOG_WARN(...) SPDLOG_LOGGER_WARN(spdlog::default_logger_raw(), __VA_ARGS__) +#else +# define SPDLOG_LOGGER_WARN(logger, ...) (void)0 +# define SPDLOG_WARN(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_ERROR +# define SPDLOG_LOGGER_ERROR(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::err, __VA_ARGS__) +# define SPDLOG_ERROR(...) SPDLOG_LOGGER_ERROR(spdlog::default_logger_raw(), __VA_ARGS__) +#else +# define SPDLOG_LOGGER_ERROR(logger, ...) (void)0 +# define SPDLOG_ERROR(...) (void)0 +#endif + +#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_CRITICAL +# define SPDLOG_LOGGER_CRITICAL(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::critical, __VA_ARGS__) +# define SPDLOG_CRITICAL(...) SPDLOG_LOGGER_CRITICAL(spdlog::default_logger_raw(), __VA_ARGS__) +#else +# define SPDLOG_LOGGER_CRITICAL(logger, ...) (void)0 +# define SPDLOG_CRITICAL(...) (void)0 +#endif + +#ifdef SPDLOG_HEADER_ONLY +# include "spdlog-inl.h" +#endif + +#endif // SPDLOG_H diff --git a/include/spdlog/stopwatch.h b/include/spdlog/stopwatch.h new file mode 100644 index 000000000..5d1f2dc5e --- /dev/null +++ b/include/spdlog/stopwatch.h @@ -0,0 +1,69 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#include <spdlog/fmt/fmt.h> +#include <chrono> + +// Stopwatch support for spdlog (using std::chrono::steady_clock). +// Displays elapsed seconds since construction as double. +// +// Usage: +// +// spdlog::stopwatch sw; +// ... +// spdlog::debug("Elapsed: {} seconds", sw); => "Elapsed 0.005116733 seconds" +// spdlog::info("Elapsed: {:.6} seconds", sw); => "Elapsed 0.005163 seconds" +// +// +// If other units are needed (e.g. millis instead of double), include "fmt/chrono.h" and use "duration_cast<..>(sw.elapsed())": +// +// #include <spdlog/fmt/chrono.h> +//.. +// using std::chrono::duration_cast; +// using std::chrono::milliseconds; +// spdlog::info("Elapsed {}", duration_cast<milliseconds>(sw.elapsed())); => "Elapsed 5ms" + +namespace spdlog { +class stopwatch +{ + using clock = std::chrono::steady_clock; + std::chrono::time_point<clock> start_tp_; + +public: + stopwatch() + : start_tp_{clock::now()} + {} + + std::chrono::duration<double> elapsed() const + { + return std::chrono::duration<double>(clock::now() - start_tp_); + } + + void reset() + { + start_tp_ = clock::now(); + } +}; +} // namespace spdlog + +// Support for fmt formatting (e.g. "{:012.9}" or just "{}") +namespace +#ifdef SPDLOG_USE_STD_FORMAT + std +#else + fmt +#endif +{ + +template<> +struct formatter<spdlog::stopwatch> : formatter<double> +{ + template<typename FormatContext> + auto format(const spdlog::stopwatch &sw, FormatContext &ctx) -> decltype(ctx.out()) + { + return formatter<double>::format(sw.elapsed().count(), ctx); + } +}; +} // namespace std diff --git a/include/spdlog/tweakme.h b/include/spdlog/tweakme.h new file mode 100644 index 000000000..5bcb5ff42 --- /dev/null +++ b/include/spdlog/tweakme.h @@ -0,0 +1,140 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +/////////////////////////////////////////////////////////////////////////////// +// +// Edit this file to squeeze more performance, and to customize supported +// features +// +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Under Linux, the much faster CLOCK_REALTIME_COARSE clock can be used. +// This clock is less accurate - can be off by dozens of millis - depending on +// the kernel HZ. +// Uncomment to use it instead of the regular clock. +// +// #define SPDLOG_CLOCK_COARSE +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment if source location logging is not needed. +// This will prevent spdlog from using __FILE__, __LINE__ and SPDLOG_FUNCTION +// +// #define SPDLOG_NO_SOURCE_LOC +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment if thread id logging is not needed (i.e. no %t in the log pattern). +// This will prevent spdlog from querying the thread id on each log call. +// +// WARNING: If the log pattern contains thread id (i.e, %t) while this flag is +// on, zero will be logged as thread id. +// +// #define SPDLOG_NO_THREAD_ID +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to prevent spdlog from using thread local storage. +// +// WARNING: if your program forks, UNCOMMENT this flag to prevent undefined +// thread ids in the children logs. +// +// #define SPDLOG_NO_TLS +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to avoid spdlog's usage of atomic log levels +// Use only if your code never modifies a logger's log levels concurrently by +// different threads. +// +// #define SPDLOG_NO_ATOMIC_LEVELS +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to enable usage of wchar_t for file names on Windows. +// +// #define SPDLOG_WCHAR_FILENAMES +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to override default eol ("\n" or "\r\n" under Linux/Windows) +// +// #define SPDLOG_EOL ";-)\n" +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to override default folder separators ("/" or "\\/" under +// Linux/Windows). Each character in the string is treated as a different +// separator. +// +// #define SPDLOG_FOLDER_SEPS "\\" +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to use your own copy of the fmt library instead of spdlog's copy. +// In this case spdlog will try to include <fmt/format.h> so set your -I flag +// accordingly. +// +// #define SPDLOG_FMT_EXTERNAL +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to use C++20 std::format instead of fmt. +// +// #define SPDLOG_USE_STD_FORMAT +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to enable wchar_t support (convert to utf8) +// +// #define SPDLOG_WCHAR_TO_UTF8_SUPPORT +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to prevent child processes from inheriting log file descriptors +// +// #define SPDLOG_PREVENT_CHILD_FD +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to customize level names (e.g. "MY TRACE") +// +// #define SPDLOG_LEVEL_NAMES { "MY TRACE", "MY DEBUG", "MY INFO", "MY WARNING", "MY ERROR", "MY CRITICAL", "OFF" } +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to customize short level names (e.g. "MT") +// These can be longer than one character. +// +// #define SPDLOG_SHORT_LEVEL_NAMES { "T", "D", "I", "W", "E", "C", "O" } +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment to disable default logger creation. +// This might save some (very) small initialization time if no default logger is needed. +// +// #define SPDLOG_DISABLE_DEFAULT_LOGGER +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment and set to compile time level with zero cost (default is INFO). +// Macros like SPDLOG_DEBUG(..), SPDLOG_INFO(..) will expand to empty statements if not enabled +// +// #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +/////////////////////////////////////////////////////////////////////////////// + +/////////////////////////////////////////////////////////////////////////////// +// Uncomment (and change if desired) macro to use for function names. +// This is compiler dependent. +// __PRETTY_FUNCTION__ might be nicer in clang/gcc, and __FUNCTION__ in msvc. +// Defaults to __FUNCTION__ (should work on all compilers) if not defined. +// +// #ifdef __PRETTY_FUNCTION__ +// # define SPDLOG_FUNCTION __PRETTY_FUNCTION__ +// #else +// # define SPDLOG_FUNCTION __FUNCTION__ +// #endif +/////////////////////////////////////////////////////////////////////////////// diff --git a/include/spdlog/version.h b/include/spdlog/version.h new file mode 100644 index 000000000..5717beadd --- /dev/null +++ b/include/spdlog/version.h @@ -0,0 +1,10 @@ +// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. +// Distributed under the MIT License (http://opensource.org/licenses/MIT) + +#pragma once + +#define SPDLOG_VER_MAJOR 1 +#define SPDLOG_VER_MINOR 11 +#define SPDLOG_VER_PATCH 0 + +#define SPDLOG_VERSION (SPDLOG_VER_MAJOR * 10000 + SPDLOG_VER_MINOR * 100 + SPDLOG_VER_PATCH) diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 201707d4c..9965c7526 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -1,47 +1,48 @@ /* - * PeTrack - Software for tracking pedestrians movement in videos - * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <https://www.gnu.org/licenses/>. - */ +* PeTrack - Software for tracking pedestrians movement in videos +* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 +* +* This program is free software: you can redistribute it and/or modify +* it under the terms of the GNU General Public License as published by +* the Free Software Foundation, either version 3 of the License, or +* (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program. If not, see <https://www.gnu.org/licenses/>. +*/ #include "logwindow.h" +#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO #include "ui_logwindow.h" LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) { - mMainWindow = (class Petrack *) parent; - if(!ui) - { - mUi = new Ui::LogWindow(); - } - else - { - mUi = ui; - } - - mUi->setupUi(this); - mUi->logText->setReadOnly(true); -} + mMainWindow = (class Petrack *) parent; + if(!ui) + { + mUi = new Ui::LogWindow(); + } + else + { + mUi = ui; + } + + mUi->setupUi(this); + mUi->logText->setReadOnly(true); + + std::vector<spdlog::sink_ptr> sinks; + sinks.push_back(std::make_shared<spdlog::sinks::ansicolor_stdout_sink_st>()); + sinks.push_back(std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); + + mLogger = std::make_shared<spdlog::logger>("Logging", std::begin(sinks), std::end(sinks)); + mLogger->set_pattern("%! in %s line %#: %v"); + spdlog::register_logger(mLogger); -void LogWindow::appendLogText(std::string_view msg, const std::experimental::source_location location) -{ - std::stringstream result; - result << location.function_name() << " in " << splitFileName(location.file_name()) << " line " << location.line() - << ": " << msg; - std::cout << result.str() << std::endl; - mUi->logText->appendPlainText(QString::fromStdString(result.str())); - mUi->logText->verticalScrollBar()->setValue(mUi->logText->verticalScrollBar()->maximum()); } + diff --git a/src/petrack.cpp b/src/petrack.cpp index 8ab6a7ee0..d581956b7 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -167,8 +167,9 @@ Petrack::Petrack() : mLogWindow = new LogWindow(this, nullptr); mLogWindow->setWindowFlags(Qt::Window); - mLogWindow->setWindowTitle("Log"); - mLogWindow->appendLogText("Test"); + mLogWindow->setWindowTitle("Logging"); + SPDLOG_LOGGER_INFO(spdlog::get("Logging"), "Test"); + mPlayerWidget = new Player(mAnimation, this); -- GitLab From 5d0b513af08311b9b34da2d10f22e23cc9a5c500 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Mon, 28 Nov 2022 16:26:51 +0100 Subject: [PATCH 06/22] formatting --- include/logwindow.h | 44 +- include/spdlog/async.h | 45 +- include/spdlog/async_logger-inl.h | 41 +- include/spdlog/async_logger.h | 43 +- include/spdlog/cfg/argv.h | 34 +- include/spdlog/cfg/env.h | 18 +- include/spdlog/cfg/helpers-inl.h | 183 +- include/spdlog/cfg/helpers.h | 33 +- include/spdlog/common-inl.h | 62 +- include/spdlog/common.h | 453 +- include/spdlog/details/backtracer-inl.h | 102 +- include/spdlog/details/backtracer.h | 47 +- include/spdlog/details/circular_q.h | 207 +- include/spdlog/details/console_globals.h | 40 +- include/spdlog/details/file_helper-inl.h | 229 +- include/spdlog/details/file_helper.h | 96 +- include/spdlog/details/fmt_helper.h | 263 +- include/spdlog/details/log_msg-inl.h | 59 +- include/spdlog/details/log_msg.h | 47 +- include/spdlog/details/log_msg_buffer-inl.h | 90 +- include/spdlog/details/log_msg_buffer.h | 38 +- include/spdlog/details/mpmc_blocking_q.h | 171 +- include/spdlog/details/null_mutex.h | 48 +- include/spdlog/details/os-inl.h | 929 +-- include/spdlog/details/os.h | 144 +- include/spdlog/details/periodic_worker-inl.h | 26 +- include/spdlog/details/periodic_worker.h | 70 +- include/spdlog/details/registry-inl.h | 416 +- include/spdlog/details/registry.h | 147 +- include/spdlog/details/synchronous_factory.h | 9 +- include/spdlog/details/tcp_client-windows.h | 226 +- include/spdlog/details/tcp_client.h | 190 +- include/spdlog/details/thread_pool-inl.h | 222 +- include/spdlog/details/thread_pool.h | 171 +- include/spdlog/details/udp_client-windows.h | 149 +- include/spdlog/details/udp_client.h | 123 +- include/spdlog/details/windows_include.h | 4 +- include/spdlog/fmt/bin_to_hex.h | 166 +- include/spdlog/fmt/bundled/args.h | 404 +- include/spdlog/fmt/bundled/chrono.h | 3897 ++++----- include/spdlog/fmt/bundled/color.h | 1024 +-- include/spdlog/fmt/bundled/compile.h | 942 ++- include/spdlog/fmt/bundled/core.h | 5052 ++++++------ include/spdlog/fmt/bundled/format-inl.h | 3194 ++++---- include/spdlog/fmt/bundled/format.h | 7012 +++++++++-------- include/spdlog/fmt/bundled/os.h | 579 +- include/spdlog/fmt/bundled/ostream.h | 264 +- include/spdlog/fmt/bundled/printf.h | 1056 +-- include/spdlog/fmt/bundled/ranges.h | 984 +-- include/spdlog/fmt/bundled/std.h | 210 +- include/spdlog/fmt/bundled/xchar.h | 345 +- include/spdlog/fmt/chrono.h | 20 +- include/spdlog/fmt/compile.h | 20 +- include/spdlog/fmt/fmt.h | 26 +- include/spdlog/fmt/ostr.h | 20 +- include/spdlog/fmt/ranges.h | 20 +- include/spdlog/fmt/std.h | 24 +- include/spdlog/fmt/xchar.h | 20 +- include/spdlog/formatter.h | 11 +- include/spdlog/fwd.h | 13 +- include/spdlog/logger-inl.h | 88 +- include/spdlog/logger.h | 217 +- include/spdlog/pattern_formatter-inl.h | 2080 +++-- include/spdlog/pattern_formatter.h | 125 +- include/spdlog/sinks/android_sink.h | 202 +- include/spdlog/sinks/ansicolor_sink-inl.h | 235 +- include/spdlog/sinks/ansicolor_sink.h | 200 +- include/spdlog/sinks/base_sink-inl.h | 35 +- include/spdlog/sinks/base_sink.h | 64 +- include/spdlog/sinks/basic_file_sink-inl.h | 59 +- include/spdlog/sinks/basic_file_sink.h | 62 +- include/spdlog/sinks/daily_file_sink.h | 470 +- include/spdlog/sinks/dist_sink.h | 117 +- include/spdlog/sinks/dup_filter_sink.h | 99 +- include/spdlog/sinks/hourly_file_sink.h | 313 +- include/spdlog/sinks/mongo_sink.h | 121 +- include/spdlog/sinks/msvc_sink.h | 66 +- include/spdlog/sinks/null_sink.h | 33 +- include/spdlog/sinks/ostream_sink.h | 59 +- include/spdlog/sinks/qt_sinks.h | 103 +- include/spdlog/sinks/ringbuffer_sink.h | 91 +- include/spdlog/sinks/rotating_file_sink-inl.h | 228 +- include/spdlog/sinks/rotating_file_sink.h | 105 +- include/spdlog/sinks/sink-inl.h | 2 +- include/spdlog/sinks/sink.h | 40 +- include/spdlog/sinks/stdout_color_sinks-inl.h | 15 +- include/spdlog/sinks/stdout_color_sinks.h | 36 +- include/spdlog/sinks/stdout_sinks-inl.h | 167 +- include/spdlog/sinks/stdout_sinks.h | 94 +- include/spdlog/sinks/syslog_sink.h | 166 +- include/spdlog/sinks/systemd_sink.h | 162 +- include/spdlog/sinks/tcp_sink.h | 86 +- include/spdlog/sinks/udp_sink.h | 73 +- include/spdlog/sinks/win_eventlog_sink.h | 433 +- include/spdlog/sinks/wincolor_sink-inl.h | 274 +- include/spdlog/sinks/wincolor_sink.h | 135 +- include/spdlog/spdlog-inl.h | 5 +- include/spdlog/spdlog.h | 154 +- include/spdlog/stopwatch.h | 27 +- src/logwindow.cpp | 74 +- 100 files changed, 19779 insertions(+), 17858 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index 9b5350cea..028bf8df4 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -1,27 +1,27 @@ /* -* PeTrack - Software for tracking pedestrians movement in videos -* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 -* -* This program is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program. If not, see <https://www.gnu.org/licenses/>. -*/ + * PeTrack - Software for tracking pedestrians movement in videos + * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ #ifndef LOGWINDOW_H #define LOGWINDOW_H +#include "spdlog//spdlog.h" #include "spdlog/logger.h" #include "spdlog/sinks/qt_sinks.h" -#include "spdlog//spdlog.h" #include <QWidget> #include <experimental/source_location> @@ -35,15 +35,15 @@ class LogWindow; class LogWindow : public QWidget { - Q_OBJECT + Q_OBJECT public: - LogWindow(QWidget *parent, Ui::LogWindow *mUi); + LogWindow(QWidget *parent, Ui::LogWindow *mUi); private: - Ui::LogWindow *mUi; - Petrack *mMainWindow; - std::shared_ptr<spdlog::logger> mLogger; + Ui::LogWindow *mUi; + Petrack *mMainWindow; + std::shared_ptr<spdlog::logger> mLogger; }; #endif // LOGWINDOW_H diff --git a/include/spdlog/async.h b/include/spdlog/async.h index d6e213498..fa47f7d59 100644 --- a/include/spdlog/async.h +++ b/include/spdlog/async.h @@ -14,67 +14,72 @@ // This is because each message in the queue holds a shared_ptr to the // originating logger. +#include <functional> +#include <memory> +#include <mutex> #include <spdlog/async_logger.h> #include <spdlog/details/registry.h> #include <spdlog/details/thread_pool.h> -#include <memory> -#include <mutex> -#include <functional> - -namespace spdlog { +namespace spdlog +{ -namespace details { -static const size_t default_async_q_size = 8192; +namespace details +{ + static const size_t default_async_q_size = 8192; } // async logger factory - creates async loggers backed with thread pool. // if a global thread pool doesn't already exist, create it with default queue // size of 8192 items and single thread. -template<async_overflow_policy OverflowPolicy = async_overflow_policy::block> +template <async_overflow_policy OverflowPolicy = async_overflow_policy::block> struct async_factory_impl { - template<typename Sink, typename... SinkArgs> - static std::shared_ptr<async_logger> create(std::string logger_name, SinkArgs &&... args) + template <typename Sink, typename... SinkArgs> + static std::shared_ptr<async_logger> create(std::string logger_name, SinkArgs &&...args) { auto ®istry_inst = details::registry::instance(); // create global thread pool if not already exists.. - auto &mutex = registry_inst.tp_mutex(); + auto &mutex = registry_inst.tp_mutex(); std::lock_guard<std::recursive_mutex> tp_lock(mutex); - auto tp = registry_inst.get_tp(); - if (tp == nullptr) + auto tp = registry_inst.get_tp(); + if(tp == nullptr) { tp = std::make_shared<details::thread_pool>(details::default_async_q_size, 1U); registry_inst.set_tp(tp); } auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); - auto new_logger = std::make_shared<async_logger>(std::move(logger_name), std::move(sink), std::move(tp), OverflowPolicy); + auto new_logger = + std::make_shared<async_logger>(std::move(logger_name), std::move(sink), std::move(tp), OverflowPolicy); registry_inst.initialize_logger(new_logger); return new_logger; } }; -using async_factory = async_factory_impl<async_overflow_policy::block>; +using async_factory = async_factory_impl<async_overflow_policy::block>; using async_factory_nonblock = async_factory_impl<async_overflow_policy::overrun_oldest>; -template<typename Sink, typename... SinkArgs> -inline std::shared_ptr<spdlog::logger> create_async(std::string logger_name, SinkArgs &&... sink_args) +template <typename Sink, typename... SinkArgs> +inline std::shared_ptr<spdlog::logger> create_async(std::string logger_name, SinkArgs &&...sink_args) { return async_factory::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); } -template<typename Sink, typename... SinkArgs> -inline std::shared_ptr<spdlog::logger> create_async_nb(std::string logger_name, SinkArgs &&... sink_args) +template <typename Sink, typename... SinkArgs> +inline std::shared_ptr<spdlog::logger> create_async_nb(std::string logger_name, SinkArgs &&...sink_args) { return async_factory_nonblock::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); } // set global thread pool. inline void init_thread_pool( - size_t q_size, size_t thread_count, std::function<void()> on_thread_start, std::function<void()> on_thread_stop) + size_t q_size, + size_t thread_count, + std::function<void()> on_thread_start, + std::function<void()> on_thread_stop) { auto tp = std::make_shared<details::thread_pool>(q_size, thread_count, on_thread_start, on_thread_stop); details::registry::instance().set_tp(std::move(tp)); diff --git a/include/spdlog/async_logger-inl.h b/include/spdlog/async_logger-inl.h index a1c27a59b..82bfd4ea7 100644 --- a/include/spdlog/async_logger-inl.h +++ b/include/spdlog/async_logger-inl.h @@ -4,29 +4,36 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/async_logger.h> +#include <spdlog/async_logger.h> #endif -#include <spdlog/sinks/sink.h> -#include <spdlog/details/thread_pool.h> - #include <memory> +#include <spdlog/details/thread_pool.h> +#include <spdlog/sinks/sink.h> #include <string> SPDLOG_INLINE spdlog::async_logger::async_logger( - std::string logger_name, sinks_init_list sinks_list, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy) - : async_logger(std::move(logger_name), sinks_list.begin(), sinks_list.end(), std::move(tp), overflow_policy) -{} + std::string logger_name, + sinks_init_list sinks_list, + std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy) : + async_logger(std::move(logger_name), sinks_list.begin(), sinks_list.end(), std::move(tp), overflow_policy) +{ +} SPDLOG_INLINE spdlog::async_logger::async_logger( - std::string logger_name, sink_ptr single_sink, std::weak_ptr<details::thread_pool> tp, async_overflow_policy overflow_policy) - : async_logger(std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) -{} + std::string logger_name, + sink_ptr single_sink, + std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy) : + async_logger(std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) +{ +} // send the log message to the thread pool SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg &msg) { - if (auto pool_ptr = thread_pool_.lock()) + if(auto pool_ptr = thread_pool_.lock()) { pool_ptr->post_log(shared_from_this(), msg, overflow_policy_); } @@ -39,7 +46,7 @@ SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg &msg) // send flush request to the thread pool SPDLOG_INLINE void spdlog::async_logger::flush_() { - if (auto pool_ptr = thread_pool_.lock()) + if(auto pool_ptr = thread_pool_.lock()) { pool_ptr->post_flush(shared_from_this(), overflow_policy_); } @@ -54,9 +61,9 @@ SPDLOG_INLINE void spdlog::async_logger::flush_() // SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg &msg) { - for (auto &sink : sinks_) + for(auto &sink : sinks_) { - if (sink->should_log(msg.level)) + if(sink->should_log(msg.level)) { SPDLOG_TRY { @@ -66,7 +73,7 @@ SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg } } - if (should_flush_(msg)) + if(should_flush_(msg)) { backend_flush_(); } @@ -74,7 +81,7 @@ SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg SPDLOG_INLINE void spdlog::async_logger::backend_flush_() { - for (auto &sink : sinks_) + for(auto &sink : sinks_) { SPDLOG_TRY { @@ -86,7 +93,7 @@ SPDLOG_INLINE void spdlog::async_logger::backend_flush_() SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name) { - auto cloned = std::make_shared<spdlog::async_logger>(*this); + auto cloned = std::make_shared<spdlog::async_logger>(*this); cloned->name_ = std::move(new_name); return cloned; } diff --git a/include/spdlog/async_logger.h b/include/spdlog/async_logger.h index 91a93fcbe..7ec2fbb8a 100644 --- a/include/spdlog/async_logger.h +++ b/include/spdlog/async_logger.h @@ -16,7 +16,8 @@ #include <spdlog/logger.h> -namespace spdlog { +namespace spdlog +{ // Async overflow policy - block by default. enum class async_overflow_policy @@ -26,8 +27,9 @@ enum class async_overflow_policy // add new item. }; -namespace details { -class thread_pool; +namespace details +{ + class thread_pool; } class SPDLOG_API async_logger final : public std::enable_shared_from_this<async_logger>, public logger @@ -35,19 +37,28 @@ class SPDLOG_API async_logger final : public std::enable_shared_from_this<async_ friend class details::thread_pool; public: - template<typename It> - async_logger(std::string logger_name, It begin, It end, std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy = async_overflow_policy::block) - : logger(std::move(logger_name), begin, end) - , thread_pool_(std::move(tp)) - , overflow_policy_(overflow_policy) - {} + template <typename It> + async_logger( + std::string logger_name, + It begin, + It end, + std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy = async_overflow_policy::block) : + logger(std::move(logger_name), begin, end), thread_pool_(std::move(tp)), overflow_policy_(overflow_policy) + { + } - async_logger(std::string logger_name, sinks_init_list sinks_list, std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy = async_overflow_policy::block); + async_logger( + std::string logger_name, + sinks_init_list sinks_list, + std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy = async_overflow_policy::block); - async_logger(std::string logger_name, sink_ptr single_sink, std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy = async_overflow_policy::block); + async_logger( + std::string logger_name, + sink_ptr single_sink, + std::weak_ptr<details::thread_pool> tp, + async_overflow_policy overflow_policy = async_overflow_policy::block); std::shared_ptr<logger> clone(std::string new_name) override; @@ -59,10 +70,10 @@ protected: private: std::weak_ptr<details::thread_pool> thread_pool_; - async_overflow_policy overflow_policy_; + async_overflow_policy overflow_policy_; }; } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "async_logger-inl.h" +#include "async_logger-inl.h" #endif diff --git a/include/spdlog/cfg/argv.h b/include/spdlog/cfg/argv.h index 36d9f1c44..264f2a88a 100644 --- a/include/spdlog/cfg/argv.h +++ b/include/spdlog/cfg/argv.h @@ -17,28 +17,30 @@ // turn off all logging except for logger1 and logger2: // example.exe "SPDLOG_LEVEL=off,logger1=debug,logger2=info" -namespace spdlog { -namespace cfg { - -// search for SPDLOG_LEVEL= in the args and use it to init the levels -inline void load_argv_levels(int argc, const char **argv) +namespace spdlog +{ +namespace cfg { - const std::string spdlog_level_prefix = "SPDLOG_LEVEL="; - for (int i = 1; i < argc; i++) + + // search for SPDLOG_LEVEL= in the args and use it to init the levels + inline void load_argv_levels(int argc, const char **argv) { - std::string arg = argv[i]; - if (arg.find(spdlog_level_prefix) == 0) + const std::string spdlog_level_prefix = "SPDLOG_LEVEL="; + for(int i = 1; i < argc; i++) { - auto levels_string = arg.substr(spdlog_level_prefix.size()); - helpers::load_levels(levels_string); + std::string arg = argv[i]; + if(arg.find(spdlog_level_prefix) == 0) + { + auto levels_string = arg.substr(spdlog_level_prefix.size()); + helpers::load_levels(levels_string); + } } } -} -inline void load_argv_levels(int argc, char **argv) -{ - load_argv_levels(argc, const_cast<const char **>(argv)); -} + inline void load_argv_levels(int argc, char **argv) + { + load_argv_levels(argc, const_cast<const char **>(argv)); + } } // namespace cfg } // namespace spdlog diff --git a/include/spdlog/cfg/env.h b/include/spdlog/cfg/env.h index 1f39ebbb2..7102370df 100644 --- a/include/spdlog/cfg/env.h +++ b/include/spdlog/cfg/env.h @@ -3,8 +3,8 @@ #pragma once #include <spdlog/cfg/helpers.h> -#include <spdlog/details/registry.h> #include <spdlog/details/os.h> +#include <spdlog/details/registry.h> // // Init levels and patterns from env variables SPDLOG_LEVEL @@ -23,16 +23,18 @@ // turn off all logging except for logger1 and logger2: // export SPDLOG_LEVEL="off,logger1=debug,logger2=info" -namespace spdlog { -namespace cfg { -inline void load_env_levels() +namespace spdlog +{ +namespace cfg { - auto env_val = details::os::getenv("SPDLOG_LEVEL"); - if (!env_val.empty()) + inline void load_env_levels() { - helpers::load_levels(env_val); + auto env_val = details::os::getenv("SPDLOG_LEVEL"); + if(!env_val.empty()) + { + helpers::load_levels(env_val); + } } -} } // namespace cfg } // namespace spdlog diff --git a/include/spdlog/cfg/helpers-inl.h b/include/spdlog/cfg/helpers-inl.h index 675a13af1..48129777e 100644 --- a/include/spdlog/cfg/helpers-inl.h +++ b/include/spdlog/cfg/helpers-inl.h @@ -4,117 +4,122 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/cfg/helpers.h> +#include <spdlog/cfg/helpers.h> #endif -#include <spdlog/spdlog.h> +#include <algorithm> #include <spdlog/details/os.h> #include <spdlog/details/registry.h> - -#include <algorithm> +#include <spdlog/spdlog.h> +#include <sstream> #include <string> #include <utility> -#include <sstream> -namespace spdlog { -namespace cfg { -namespace helpers { - -// inplace convert to lowercase -inline std::string &to_lower_(std::string &str) -{ - std::transform( - str.begin(), str.end(), str.begin(), [](char ch) { return static_cast<char>((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); }); - return str; -} - -// inplace trim spaces -inline std::string &trim_(std::string &str) +namespace spdlog { - const char *spaces = " \n\r\t"; - str.erase(str.find_last_not_of(spaces) + 1); - str.erase(0, str.find_first_not_of(spaces)); - return str; -} - -// return (name,value) trimmed pair from given "name=value" string. -// return empty string on missing parts -// "key=val" => ("key", "val") -// " key = val " => ("key", "val") -// "key=" => ("key", "") -// "val" => ("", "val") - -inline std::pair<std::string, std::string> extract_kv_(char sep, const std::string &str) +namespace cfg { - auto n = str.find(sep); - std::string k, v; - if (n == std::string::npos) - { - v = str; - } - else + namespace helpers { - k = str.substr(0, n); - v = str.substr(n + 1); - } - return std::make_pair(trim_(k), trim_(v)); -} -// return vector of key/value pairs from sequence of "K1=V1,K2=V2,.." -// "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...} -inline std::unordered_map<std::string, std::string> extract_key_vals_(const std::string &str) -{ - std::string token; - std::istringstream token_stream(str); - std::unordered_map<std::string, std::string> rv{}; - while (std::getline(token_stream, token, ',')) - { - if (token.empty()) + // inplace convert to lowercase + inline std::string &to_lower_(std::string &str) { - continue; + std::transform( + str.begin(), + str.end(), + str.begin(), + [](char ch) { return static_cast<char>((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); }); + return str; } - auto kv = extract_kv_('=', token); - rv[kv.first] = kv.second; - } - return rv; -} -SPDLOG_INLINE void load_levels(const std::string &input) -{ - if (input.empty() || input.size() > 512) - { - return; - } + // inplace trim spaces + inline std::string &trim_(std::string &str) + { + const char *spaces = " \n\r\t"; + str.erase(str.find_last_not_of(spaces) + 1); + str.erase(0, str.find_first_not_of(spaces)); + return str; + } - auto key_vals = extract_key_vals_(input); - std::unordered_map<std::string, level::level_enum> levels; - level::level_enum global_level = level::info; - bool global_level_found = false; + // return (name,value) trimmed pair from given "name=value" string. + // return empty string on missing parts + // "key=val" => ("key", "val") + // " key = val " => ("key", "val") + // "key=" => ("key", "") + // "val" => ("", "val") - for (auto &name_level : key_vals) - { - auto &logger_name = name_level.first; - auto level_name = to_lower_(name_level.second); - auto level = level::from_str(level_name); - // ignore unrecognized level names - if (level == level::off && level_name != "off") + inline std::pair<std::string, std::string> extract_kv_(char sep, const std::string &str) { - continue; + auto n = str.find(sep); + std::string k, v; + if(n == std::string::npos) + { + v = str; + } + else + { + k = str.substr(0, n); + v = str.substr(n + 1); + } + return std::make_pair(trim_(k), trim_(v)); } - if (logger_name.empty()) // no logger name indicate global level + + // return vector of key/value pairs from sequence of "K1=V1,K2=V2,.." + // "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...} + inline std::unordered_map<std::string, std::string> extract_key_vals_(const std::string &str) { - global_level_found = true; - global_level = level; + std::string token; + std::istringstream token_stream(str); + std::unordered_map<std::string, std::string> rv{}; + while(std::getline(token_stream, token, ',')) + { + if(token.empty()) + { + continue; + } + auto kv = extract_kv_('=', token); + rv[kv.first] = kv.second; + } + return rv; } - else + + SPDLOG_INLINE void load_levels(const std::string &input) { - levels[logger_name] = level; - } - } + if(input.empty() || input.size() > 512) + { + return; + } - details::registry::instance().set_levels(std::move(levels), global_level_found ? &global_level : nullptr); -} + auto key_vals = extract_key_vals_(input); + std::unordered_map<std::string, level::level_enum> levels; + level::level_enum global_level = level::info; + bool global_level_found = false; + + for(auto &name_level : key_vals) + { + auto &logger_name = name_level.first; + auto level_name = to_lower_(name_level.second); + auto level = level::from_str(level_name); + // ignore unrecognized level names + if(level == level::off && level_name != "off") + { + continue; + } + if(logger_name.empty()) // no logger name indicate global level + { + global_level_found = true; + global_level = level; + } + else + { + levels[logger_name] = level; + } + } + + details::registry::instance().set_levels(std::move(levels), global_level_found ? &global_level : nullptr); + } -} // namespace helpers + } // namespace helpers } // namespace cfg } // namespace spdlog diff --git a/include/spdlog/cfg/helpers.h b/include/spdlog/cfg/helpers.h index ab7584e05..5312c3dfb 100644 --- a/include/spdlog/cfg/helpers.h +++ b/include/spdlog/cfg/helpers.h @@ -6,24 +6,27 @@ #include <spdlog/common.h> #include <unordered_map> -namespace spdlog { -namespace cfg { -namespace helpers { -// -// Init levels from given string -// -// Examples: -// -// set global level to debug: "debug" -// turn off all logging except for logger1: "off,logger1=debug" -// turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info" -// -SPDLOG_API void load_levels(const std::string &txt); -} // namespace helpers +namespace spdlog +{ +namespace cfg +{ + namespace helpers + { + // + // Init levels from given string + // + // Examples: + // + // set global level to debug: "debug" + // turn off all logging except for logger1: "off,logger1=debug" + // turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info" + // + SPDLOG_API void load_levels(const std::string &txt); + } // namespace helpers } // namespace cfg } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "helpers-inl.h" +#include "helpers-inl.h" #endif // SPDLOG_HEADER_ONLY diff --git a/include/spdlog/common-inl.h b/include/spdlog/common-inl.h index 728f98317..5ebcf69a5 100644 --- a/include/spdlog/common-inl.h +++ b/include/spdlog/common-inl.h @@ -4,54 +4,54 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/common.h> +#include <spdlog/common.h> #endif #include <algorithm> #include <iterator> -namespace spdlog { -namespace level { +namespace spdlog +{ +namespace level +{ #if __cplusplus >= 201703L -constexpr + constexpr #endif - static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES; + static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES; -static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES; + static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES; -SPDLOG_INLINE const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT -{ - return level_string_views[l]; -} - -SPDLOG_INLINE const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT -{ - return short_level_names[l]; -} - -SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT -{ - auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name); - if (it != std::end(level_string_views)) - return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it)); + SPDLOG_INLINE const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT + { + return level_string_views[l]; + } - // check also for "warn" and "err" before giving up.. - if (name == "warn") + SPDLOG_INLINE const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT { - return level::warn; + return short_level_names[l]; } - if (name == "err") + + SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT { - return level::err; + auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name); + if(it != std::end(level_string_views)) + return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it)); + + // check also for "warn" and "err" before giving up.. + if(name == "warn") + { + return level::warn; + } + if(name == "err") + { + return level::err; + } + return level::off; } - return level::off; -} } // namespace level -SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) - : msg_(std::move(msg)) -{} +SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) : msg_(std::move(msg)) {} SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string &msg, int last_errno) { diff --git a/include/spdlog/common.h b/include/spdlog/common.h index e69201a81..127d7a672 100644 --- a/include/spdlog/common.h +++ b/include/spdlog/common.h @@ -3,264 +3,274 @@ #pragma once -#include <spdlog/tweakme.h> -#include <spdlog/details/null_mutex.h> - #include <atomic> #include <chrono> +#include <cstdio> +#include <exception> +#include <functional> #include <initializer_list> #include <memory> -#include <exception> +#include <spdlog/details/null_mutex.h> +#include <spdlog/tweakme.h> #include <string> #include <type_traits> -#include <functional> -#include <cstdio> #ifdef SPDLOG_USE_STD_FORMAT -# include <version> -# if __cpp_lib_format >= 202207L -# include <format> -# else -# include <string_view> -# endif +#include <version> +#if __cpp_lib_format >= 202207L +#include <format> +#else +#include <string_view> +#endif #endif #ifdef SPDLOG_COMPILED_LIB -# undef SPDLOG_HEADER_ONLY -# if defined(SPDLOG_SHARED_LIB) -# if defined(_WIN32) -# ifdef spdlog_EXPORTS -# define SPDLOG_API __declspec(dllexport) -# else // !spdlog_EXPORTS -# define SPDLOG_API __declspec(dllimport) -# endif -# else // !defined(_WIN32) -# define SPDLOG_API __attribute__((visibility("default"))) -# endif -# else // !defined(SPDLOG_SHARED_LIB) -# define SPDLOG_API -# endif -# define SPDLOG_INLINE +#undef SPDLOG_HEADER_ONLY +#if defined(SPDLOG_SHARED_LIB) +#if defined(_WIN32) +#ifdef spdlog_EXPORTS +#define SPDLOG_API __declspec(dllexport) +#else // !spdlog_EXPORTS +#define SPDLOG_API __declspec(dllimport) +#endif +#else // !defined(_WIN32) +#define SPDLOG_API __attribute__((visibility("default"))) +#endif +#else // !defined(SPDLOG_SHARED_LIB) +#define SPDLOG_API +#endif +#define SPDLOG_INLINE #else // !defined(SPDLOG_COMPILED_LIB) -# define SPDLOG_API -# define SPDLOG_HEADER_ONLY -# define SPDLOG_INLINE inline +#define SPDLOG_API +#define SPDLOG_HEADER_ONLY +#define SPDLOG_INLINE inline #endif // #ifdef SPDLOG_COMPILED_LIB #include <spdlog/fmt/fmt.h> #if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION >= 80000 // backward compatibility with fmt versions older than 8 -# define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string) -# define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string) -# if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) -# include <spdlog/fmt/xchar.h> -# endif +#define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string) +#define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string) +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +#include <spdlog/fmt/xchar.h> +#endif #else -# define SPDLOG_FMT_RUNTIME(format_string) format_string -# define SPDLOG_FMT_STRING(format_string) format_string +#define SPDLOG_FMT_RUNTIME(format_string) format_string +#define SPDLOG_FMT_STRING(format_string) format_string #endif // visual studio up to 2013 does not support noexcept nor constexpr #if defined(_MSC_VER) && (_MSC_VER < 1900) -# define SPDLOG_NOEXCEPT _NOEXCEPT -# define SPDLOG_CONSTEXPR -# define SPDLOG_CONSTEXPR_FUNC inline +#define SPDLOG_NOEXCEPT _NOEXCEPT +#define SPDLOG_CONSTEXPR +#define SPDLOG_CONSTEXPR_FUNC inline +#else +#define SPDLOG_NOEXCEPT noexcept +#define SPDLOG_CONSTEXPR constexpr +#if __cplusplus >= 201402L +#define SPDLOG_CONSTEXPR_FUNC constexpr #else -# define SPDLOG_NOEXCEPT noexcept -# define SPDLOG_CONSTEXPR constexpr -# if __cplusplus >= 201402L -# define SPDLOG_CONSTEXPR_FUNC constexpr -# else -# define SPDLOG_CONSTEXPR_FUNC inline -# endif +#define SPDLOG_CONSTEXPR_FUNC inline +#endif #endif #if defined(__GNUC__) || defined(__clang__) -# define SPDLOG_DEPRECATED __attribute__((deprecated)) +#define SPDLOG_DEPRECATED __attribute__((deprecated)) #elif defined(_MSC_VER) -# define SPDLOG_DEPRECATED __declspec(deprecated) +#define SPDLOG_DEPRECATED __declspec(deprecated) #else -# define SPDLOG_DEPRECATED +#define SPDLOG_DEPRECATED #endif // disable thread local on msvc 2013 #ifndef SPDLOG_NO_TLS -# if (defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt) -# define SPDLOG_NO_TLS 1 -# endif +#if(defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt) +#define SPDLOG_NO_TLS 1 +#endif #endif #ifndef SPDLOG_FUNCTION -# define SPDLOG_FUNCTION static_cast<const char *>(__FUNCTION__) +#define SPDLOG_FUNCTION static_cast<const char *>(__FUNCTION__) #endif #ifdef SPDLOG_NO_EXCEPTIONS -# define SPDLOG_TRY -# define SPDLOG_THROW(ex) \ - do \ - { \ - printf("spdlog fatal error: %s\n", ex.what()); \ - std::abort(); \ - } while (0) -# define SPDLOG_CATCH_STD +#define SPDLOG_TRY +#define SPDLOG_THROW(ex) \ + do \ + { \ + printf("spdlog fatal error: %s\n", ex.what()); \ + std::abort(); \ + } while(0) +#define SPDLOG_CATCH_STD #else -# define SPDLOG_TRY try -# define SPDLOG_THROW(ex) throw(ex) -# define SPDLOG_CATCH_STD \ - catch (const std::exception &) {} +#define SPDLOG_TRY try +#define SPDLOG_THROW(ex) throw(ex) +#define SPDLOG_CATCH_STD \ + catch(const std::exception &) {} #endif -namespace spdlog { +namespace spdlog +{ class formatter; -namespace sinks { -class sink; +namespace sinks +{ + class sink; } #if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) using filename_t = std::wstring; // allow macro expansion to occur in SPDLOG_FILENAME_T -# define SPDLOG_FILENAME_T_INNER(s) L##s -# define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s) +#define SPDLOG_FILENAME_T_INNER(s) L##s +#define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s) #else -using filename_t = std::string; -# define SPDLOG_FILENAME_T(s) s +using filename_t = std::string; +#define SPDLOG_FILENAME_T(s) s #endif -using log_clock = std::chrono::system_clock; -using sink_ptr = std::shared_ptr<sinks::sink>; +using log_clock = std::chrono::system_clock; +using sink_ptr = std::shared_ptr<sinks::sink>; using sinks_init_list = std::initializer_list<sink_ptr>; -using err_handler = std::function<void(const std::string &err_msg)>; +using err_handler = std::function<void(const std::string &err_msg)>; #ifdef SPDLOG_USE_STD_FORMAT namespace fmt_lib = std; using string_view_t = std::string_view; -using memory_buf_t = std::string; +using memory_buf_t = std::string; -template<typename... Args> -# if __cpp_lib_format >= 202207L +template <typename... Args> +#if __cpp_lib_format >= 202207L using format_string_t = std::format_string<Args...>; -# else +#else using format_string_t = std::string_view; -# endif +#endif -template<class T, class Char = char> -struct is_convertible_to_basic_format_string : std::integral_constant<bool, std::is_convertible<T, std::basic_string_view<Char>>::value> -{}; +template <class T, class Char = char> +struct is_convertible_to_basic_format_string + : std::integral_constant<bool, std::is_convertible<T, std::basic_string_view<Char>>::value> +{ +}; -# if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) using wstring_view_t = std::wstring_view; -using wmemory_buf_t = std::wstring; +using wmemory_buf_t = std::wstring; -template<typename... Args> -# if __cpp_lib_format >= 202207L +template <typename... Args> +#if __cpp_lib_format >= 202207L using wformat_string_t = std::wformat_string<Args...>; -# else +#else using wformat_string_t = std::wstring_view; -# endif -# endif -# define SPDLOG_BUF_TO_STRING(x) x +#endif +#endif +#define SPDLOG_BUF_TO_STRING(x) x #else // use fmt lib instead of std::format namespace fmt_lib = fmt; using string_view_t = fmt::basic_string_view<char>; -using memory_buf_t = fmt::basic_memory_buffer<char, 250>; +using memory_buf_t = fmt::basic_memory_buffer<char, 250>; -template<typename... Args> +template <typename... Args> using format_string_t = fmt::format_string<Args...>; -template<class T> +template <class T> using remove_cvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type; -// clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the condition from basic_format_string here, -// in addition, fmt::basic_runtime<Char> is only convertible to basic_format_string<Char> but not basic_string_view<Char> -template<class T, class Char = char> -struct is_convertible_to_basic_format_string - : std::integral_constant<bool, - std::is_convertible<T, fmt::basic_string_view<Char>>::value || std::is_same<remove_cvref_t<T>, fmt::basic_runtime<Char>>::value> -{}; +// clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the condition from +// basic_format_string here, in addition, fmt::basic_runtime<Char> is only convertible to basic_format_string<Char> but +// not basic_string_view<Char> +template <class T, class Char = char> +struct is_convertible_to_basic_format_string : std::integral_constant< + bool, + std::is_convertible<T, fmt::basic_string_view<Char>>::value || + std::is_same<remove_cvref_t<T>, fmt::basic_runtime<Char>>::value> +{ +}; -# if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) +#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) using wstring_view_t = fmt::basic_string_view<wchar_t>; -using wmemory_buf_t = fmt::basic_memory_buffer<wchar_t, 250>; +using wmemory_buf_t = fmt::basic_memory_buffer<wchar_t, 250>; -template<typename... Args> +template <typename... Args> using wformat_string_t = fmt::wformat_string<Args...>; -# endif -# define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x) +#endif +#define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x) #endif #ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT -# ifndef _WIN32 -# error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows -# endif // _WIN32 -#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT - -template<class T> -struct is_convertible_to_any_format_string : std::integral_constant<bool, is_convertible_to_basic_format_string<T, char>::value || - is_convertible_to_basic_format_string<T, wchar_t>::value> -{}; +#ifndef _WIN32 +#error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows +#endif // _WIN32 +#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT + +template <class T> +struct is_convertible_to_any_format_string : std::integral_constant< + bool, + is_convertible_to_basic_format_string<T, char>::value || + is_convertible_to_basic_format_string<T, wchar_t>::value> +{ +}; #if defined(SPDLOG_NO_ATOMIC_LEVELS) using level_t = details::null_atomic_int; #else -using level_t = std::atomic<int>; +using level_t = std::atomic<int>; #endif -#define SPDLOG_LEVEL_TRACE 0 -#define SPDLOG_LEVEL_DEBUG 1 -#define SPDLOG_LEVEL_INFO 2 -#define SPDLOG_LEVEL_WARN 3 -#define SPDLOG_LEVEL_ERROR 4 +#define SPDLOG_LEVEL_TRACE 0 +#define SPDLOG_LEVEL_DEBUG 1 +#define SPDLOG_LEVEL_INFO 2 +#define SPDLOG_LEVEL_WARN 3 +#define SPDLOG_LEVEL_ERROR 4 #define SPDLOG_LEVEL_CRITICAL 5 -#define SPDLOG_LEVEL_OFF 6 +#define SPDLOG_LEVEL_OFF 6 #if !defined(SPDLOG_ACTIVE_LEVEL) -# define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO #endif // Log level enum -namespace level { -enum level_enum : int +namespace level { - trace = SPDLOG_LEVEL_TRACE, - debug = SPDLOG_LEVEL_DEBUG, - info = SPDLOG_LEVEL_INFO, - warn = SPDLOG_LEVEL_WARN, - err = SPDLOG_LEVEL_ERROR, - critical = SPDLOG_LEVEL_CRITICAL, - off = SPDLOG_LEVEL_OFF, - n_levels -}; - -#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5) -#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5) -#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4) -#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7) -#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5) + enum level_enum : int + { + trace = SPDLOG_LEVEL_TRACE, + debug = SPDLOG_LEVEL_DEBUG, + info = SPDLOG_LEVEL_INFO, + warn = SPDLOG_LEVEL_WARN, + err = SPDLOG_LEVEL_ERROR, + critical = SPDLOG_LEVEL_CRITICAL, + off = SPDLOG_LEVEL_OFF, + n_levels + }; + +#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5) +#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5) +#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4) +#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7) +#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5) #define SPDLOG_LEVEL_NAME_CRITICAL spdlog::string_view_t("critical", 8) -#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3) +#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3) #if !defined(SPDLOG_LEVEL_NAMES) -# define SPDLOG_LEVEL_NAMES \ - { \ - SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO, SPDLOG_LEVEL_NAME_WARNING, SPDLOG_LEVEL_NAME_ERROR, \ - SPDLOG_LEVEL_NAME_CRITICAL, SPDLOG_LEVEL_NAME_OFF \ - } +#define SPDLOG_LEVEL_NAMES \ + { \ + SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO, SPDLOG_LEVEL_NAME_WARNING, \ + SPDLOG_LEVEL_NAME_ERROR, SPDLOG_LEVEL_NAME_CRITICAL, SPDLOG_LEVEL_NAME_OFF \ + } #endif #if !defined(SPDLOG_SHORT_LEVEL_NAMES) -# define SPDLOG_SHORT_LEVEL_NAMES \ - { \ - "T", "D", "I", "W", "E", "C", "O" \ - } +#define SPDLOG_SHORT_LEVEL_NAMES \ + { \ + "T", "D", "I", "W", "E", "C", "O" \ + } #endif -SPDLOG_API const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; -SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; -SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT; + SPDLOG_API const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; + SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; + SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT; } // namespace level @@ -304,109 +314,102 @@ private: struct source_loc { SPDLOG_CONSTEXPR source_loc() = default; - SPDLOG_CONSTEXPR source_loc(const char *filename_in, int line_in, const char *funcname_in) - : filename{filename_in} - , line{line_in} - , funcname{funcname_in} - {} - - SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT + SPDLOG_CONSTEXPR source_loc(const char *filename_in, int line_in, const char *funcname_in) : + filename{filename_in}, line{line_in}, funcname{funcname_in} { - return line == 0; } - const char *filename{nullptr}; - int line{0}; - const char *funcname{nullptr}; + + SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT { return line == 0; } + const char *filename{nullptr}; + int line{0}; + const char *funcname{nullptr}; }; struct file_event_handlers { - file_event_handlers() - : before_open(nullptr) - , after_open(nullptr) - , before_close(nullptr) - , after_close(nullptr) - {} - - std::function<void(const filename_t &filename)> before_open; + file_event_handlers() : before_open(nullptr), after_open(nullptr), before_close(nullptr), after_close(nullptr) {} + + std::function<void(const filename_t &filename)> before_open; std::function<void(const filename_t &filename, std::FILE *file_stream)> after_open; std::function<void(const filename_t &filename, std::FILE *file_stream)> before_close; - std::function<void(const filename_t &filename)> after_close; + std::function<void(const filename_t &filename)> after_close; }; -namespace details { +namespace details +{ -// to_string_view + // to_string_view -SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t &buf) SPDLOG_NOEXCEPT -{ - return spdlog::string_view_t{buf.data(), buf.size()}; -} + SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t &buf) SPDLOG_NOEXCEPT + { + return spdlog::string_view_t{buf.data(), buf.size()}; + } -SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str) SPDLOG_NOEXCEPT -{ - return str; -} + SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str) SPDLOG_NOEXCEPT + { + return str; + } #if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) -SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t &buf) SPDLOG_NOEXCEPT -{ - return spdlog::wstring_view_t{buf.data(), buf.size()}; -} + SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t &buf) SPDLOG_NOEXCEPT + { + return spdlog::wstring_view_t{buf.data(), buf.size()}; + } -SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) SPDLOG_NOEXCEPT -{ - return str; -} + SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) SPDLOG_NOEXCEPT + { + return str; + } #endif #ifndef SPDLOG_USE_STD_FORMAT -template<typename T, typename... Args> -inline fmt::basic_string_view<T> to_string_view(fmt::basic_format_string<T, Args...> fmt) -{ - return fmt; -} + template <typename T, typename... Args> + inline fmt::basic_string_view<T> to_string_view(fmt::basic_format_string<T, Args...> fmt) + { + return fmt; + } #elif __cpp_lib_format >= 202207L -template<typename T, typename... Args> -SPDLOG_CONSTEXPR_FUNC std::basic_string_view<T> to_string_view(std::basic_format_string<T, Args...> fmt) SPDLOG_NOEXCEPT -{ - return fmt.get(); -} + template <typename T, typename... Args> + SPDLOG_CONSTEXPR_FUNC std::basic_string_view<T> + to_string_view(std::basic_format_string<T, Args...> fmt) SPDLOG_NOEXCEPT + { + return fmt.get(); + } #endif -// make_unique support for pre c++14 + // make_unique support for pre c++14 #if __cplusplus >= 201402L // C++14 and beyond -using std::enable_if_t; -using std::make_unique; + using std::enable_if_t; + using std::make_unique; #else -template<bool B, class T = void> -using enable_if_t = typename std::enable_if<B, T>::type; + template <bool B, class T = void> + using enable_if_t = typename std::enable_if<B, T>::type; -template<typename T, typename... Args> -std::unique_ptr<T> make_unique(Args &&... args) -{ - static_assert(!std::is_array<T>::value, "arrays not supported"); - return std::unique_ptr<T>(new T(std::forward<Args>(args)...)); -} + template <typename T, typename... Args> + std::unique_ptr<T> make_unique(Args &&...args) + { + static_assert(!std::is_array<T>::value, "arrays not supported"); + return std::unique_ptr<T>(new T(std::forward<Args>(args)...)); + } #endif -// to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324) -template<typename T, typename U, enable_if_t<!std::is_same<T, U>::value, int> = 0> -constexpr T conditional_static_cast(U value) -{ - return static_cast<T>(value); -} + // to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324) + template <typename T, typename U, enable_if_t<!std::is_same<T, U>::value, int> = 0> + constexpr T conditional_static_cast(U value) + { + return static_cast<T>(value); + } -template<typename T, typename U, enable_if_t<std::is_same<T, U>::value, int> = 0> -constexpr T conditional_static_cast(U value) -{ - return value; -} + template <typename T, typename U, enable_if_t<std::is_same<T, U>::value, int> = 0> + constexpr T conditional_static_cast(U value) + { + return value; + } } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "common-inl.h" +#include "common-inl.h" #endif diff --git a/include/spdlog/details/backtracer-inl.h b/include/spdlog/details/backtracer-inl.h index 2621c8f7d..19f73fcca 100644 --- a/include/spdlog/details/backtracer-inl.h +++ b/include/spdlog/details/backtracer-inl.h @@ -4,66 +4,68 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/backtracer.h> +#include <spdlog/details/backtracer.h> #endif -namespace spdlog { -namespace details { -SPDLOG_INLINE backtracer::backtracer(const backtracer &other) +namespace spdlog { - std::lock_guard<std::mutex> lock(other.mutex_); - enabled_ = other.enabled(); - messages_ = other.messages_; -} - -SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT +namespace details { - std::lock_guard<std::mutex> lock(other.mutex_); - enabled_ = other.enabled(); - messages_ = std::move(other.messages_); -} + SPDLOG_INLINE backtracer::backtracer(const backtracer &other) + { + std::lock_guard<std::mutex> lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = other.messages_; + } -SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other) -{ - std::lock_guard<std::mutex> lock(mutex_); - enabled_ = other.enabled(); - messages_ = std::move(other.messages_); - return *this; -} + SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT + { + std::lock_guard<std::mutex> lock(other.mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); + } -SPDLOG_INLINE void backtracer::enable(size_t size) -{ - std::lock_guard<std::mutex> lock{mutex_}; - enabled_.store(true, std::memory_order_relaxed); - messages_ = circular_q<log_msg_buffer>{size}; -} + SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other) + { + std::lock_guard<std::mutex> lock(mutex_); + enabled_ = other.enabled(); + messages_ = std::move(other.messages_); + return *this; + } -SPDLOG_INLINE void backtracer::disable() -{ - std::lock_guard<std::mutex> lock{mutex_}; - enabled_.store(false, std::memory_order_relaxed); -} + SPDLOG_INLINE void backtracer::enable(size_t size) + { + std::lock_guard<std::mutex> lock{mutex_}; + enabled_.store(true, std::memory_order_relaxed); + messages_ = circular_q<log_msg_buffer>{size}; + } -SPDLOG_INLINE bool backtracer::enabled() const -{ - return enabled_.load(std::memory_order_relaxed); -} + SPDLOG_INLINE void backtracer::disable() + { + std::lock_guard<std::mutex> lock{mutex_}; + enabled_.store(false, std::memory_order_relaxed); + } -SPDLOG_INLINE void backtracer::push_back(const log_msg &msg) -{ - std::lock_guard<std::mutex> lock{mutex_}; - messages_.push_back(log_msg_buffer{msg}); -} + SPDLOG_INLINE bool backtracer::enabled() const + { + return enabled_.load(std::memory_order_relaxed); + } -// pop all items in the q and apply the given fun on each of them. -SPDLOG_INLINE void backtracer::foreach_pop(std::function<void(const details::log_msg &)> fun) -{ - std::lock_guard<std::mutex> lock{mutex_}; - while (!messages_.empty()) + SPDLOG_INLINE void backtracer::push_back(const log_msg &msg) + { + std::lock_guard<std::mutex> lock{mutex_}; + messages_.push_back(log_msg_buffer{msg}); + } + + // pop all items in the q and apply the given fun on each of them. + SPDLOG_INLINE void backtracer::foreach_pop(std::function<void(const details::log_msg &)> fun) { - auto &front_msg = messages_.front(); - fun(front_msg); - messages_.pop_front(); + std::lock_guard<std::mutex> lock{mutex_}; + while(!messages_.empty()) + { + auto &front_msg = messages_.front(); + fun(front_msg); + messages_.pop_front(); + } } -} } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/backtracer.h b/include/spdlog/details/backtracer.h index b336ee776..c7709289c 100644 --- a/include/spdlog/details/backtracer.h +++ b/include/spdlog/details/backtracer.h @@ -3,43 +3,44 @@ #pragma once -#include <spdlog/details/log_msg_buffer.h> -#include <spdlog/details/circular_q.h> - #include <atomic> -#include <mutex> #include <functional> +#include <mutex> +#include <spdlog/details/circular_q.h> +#include <spdlog/details/log_msg_buffer.h> // Store log messages in circular buffer. // Useful for storing debug data in case of error/warning happens. -namespace spdlog { -namespace details { -class SPDLOG_API backtracer +namespace spdlog +{ +namespace details { - mutable std::mutex mutex_; - std::atomic<bool> enabled_{false}; - circular_q<log_msg_buffer> messages_; + class SPDLOG_API backtracer + { + mutable std::mutex mutex_; + std::atomic<bool> enabled_{false}; + circular_q<log_msg_buffer> messages_; -public: - backtracer() = default; - backtracer(const backtracer &other); + public: + backtracer() = default; + backtracer(const backtracer &other); - backtracer(backtracer &&other) SPDLOG_NOEXCEPT; - backtracer &operator=(backtracer other); + backtracer(backtracer &&other) SPDLOG_NOEXCEPT; + backtracer &operator=(backtracer other); - void enable(size_t size); - void disable(); - bool enabled() const; - void push_back(const log_msg &msg); + void enable(size_t size); + void disable(); + bool enabled() const; + void push_back(const log_msg &msg); - // pop all items in the q and apply the given fun on each of them. - void foreach_pop(std::function<void(const details::log_msg &)> fun); -}; + // pop all items in the q and apply the given fun on each of them. + void foreach_pop(std::function<void(const details::log_msg &)> fun); + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "backtracer-inl.h" +#include "backtracer-inl.h" #endif diff --git a/include/spdlog/details/circular_q.h b/include/spdlog/details/circular_q.h index e4fd5fd4a..1fd067a0b 100644 --- a/include/spdlog/details/circular_q.h +++ b/include/spdlog/details/circular_q.h @@ -4,143 +4,126 @@ // circular q view of std::vector. #pragma once -#include <vector> #include <cassert> +#include <vector> -namespace spdlog { -namespace details { -template<typename T> -class circular_q +namespace spdlog { - size_t max_items_ = 0; - typename std::vector<T>::size_type head_ = 0; - typename std::vector<T>::size_type tail_ = 0; - size_t overrun_counter_ = 0; - std::vector<T> v_; - -public: - using value_type = T; - - // empty ctor - create a disabled queue with no elements allocated at all - circular_q() = default; - - explicit circular_q(size_t max_items) - : max_items_(max_items + 1) // one item is reserved as marker for full q - , v_(max_items_) - {} - - circular_q(const circular_q &) = default; - circular_q &operator=(const circular_q &) = default; - - // move cannot be default, - // since we need to reset head_, tail_, etc to zero in the moved object - circular_q(circular_q &&other) SPDLOG_NOEXCEPT +namespace details +{ + template <typename T> + class circular_q { - copy_moveable(std::move(other)); - } + size_t max_items_ = 0; + typename std::vector<T>::size_type head_ = 0; + typename std::vector<T>::size_type tail_ = 0; + size_t overrun_counter_ = 0; + std::vector<T> v_; + + public: + using value_type = T; + + // empty ctor - create a disabled queue with no elements allocated at all + circular_q() = default; + + explicit circular_q(size_t max_items) : + max_items_(max_items + 1) // one item is reserved as marker for full q + , + v_(max_items_) + { + } - circular_q &operator=(circular_q &&other) SPDLOG_NOEXCEPT - { - copy_moveable(std::move(other)); - return *this; - } + circular_q(const circular_q &) = default; + circular_q &operator=(const circular_q &) = default; - // push back, overrun (oldest) item if no room left - void push_back(T &&item) - { - if (max_items_ > 0) + // move cannot be default, + // since we need to reset head_, tail_, etc to zero in the moved object + circular_q(circular_q &&other) SPDLOG_NOEXCEPT { copy_moveable(std::move(other)); } + + circular_q &operator=(circular_q &&other) SPDLOG_NOEXCEPT { - v_[tail_] = std::move(item); - tail_ = (tail_ + 1) % max_items_; + copy_moveable(std::move(other)); + return *this; + } - if (tail_ == head_) // overrun last item if full + // push back, overrun (oldest) item if no room left + void push_back(T &&item) + { + if(max_items_ > 0) { - head_ = (head_ + 1) % max_items_; - ++overrun_counter_; + v_[tail_] = std::move(item); + tail_ = (tail_ + 1) % max_items_; + + if(tail_ == head_) // overrun last item if full + { + head_ = (head_ + 1) % max_items_; + ++overrun_counter_; + } } } - } - // Return reference to the front item. - // If there are no elements in the container, the behavior is undefined. - const T &front() const - { - return v_[head_]; - } + // Return reference to the front item. + // If there are no elements in the container, the behavior is undefined. + const T &front() const { return v_[head_]; } - T &front() - { - return v_[head_]; - } + T &front() { return v_[head_]; } - // Return number of elements actually stored - size_t size() const - { - if (tail_ >= head_) + // Return number of elements actually stored + size_t size() const { - return tail_ - head_; + if(tail_ >= head_) + { + return tail_ - head_; + } + else + { + return max_items_ - (head_ - tail_); + } } - else + + // Return const reference to item by index. + // If index is out of range 0…size()-1, the behavior is undefined. + const T &at(size_t i) const { - return max_items_ - (head_ - tail_); + assert(i < size()); + return v_[(head_ + i) % max_items_]; } - } - // Return const reference to item by index. - // If index is out of range 0…size()-1, the behavior is undefined. - const T &at(size_t i) const - { - assert(i < size()); - return v_[(head_ + i) % max_items_]; - } - - // Pop item from front. - // If there are no elements in the container, the behavior is undefined. - void pop_front() - { - head_ = (head_ + 1) % max_items_; - } + // Pop item from front. + // If there are no elements in the container, the behavior is undefined. + void pop_front() { head_ = (head_ + 1) % max_items_; } - bool empty() const - { - return tail_ == head_; - } + bool empty() const { return tail_ == head_; } - bool full() const - { - // head is ahead of the tail by 1 - if (max_items_ > 0) + bool full() const { - return ((tail_ + 1) % max_items_) == head_; + // head is ahead of the tail by 1 + if(max_items_ > 0) + { + return ((tail_ + 1) % max_items_) == head_; + } + return false; } - return false; - } - size_t overrun_counter() const - { - return overrun_counter_; - } + size_t overrun_counter() const { return overrun_counter_; } - void reset_overrun_counter() - { - overrun_counter_ = 0; - } + void reset_overrun_counter() { overrun_counter_ = 0; } -private: - // copy from other&& and reset it to disabled state - void copy_moveable(circular_q &&other) SPDLOG_NOEXCEPT - { - max_items_ = other.max_items_; - head_ = other.head_; - tail_ = other.tail_; - overrun_counter_ = other.overrun_counter_; - v_ = std::move(other.v_); - - // put &&other in disabled, but valid state - other.max_items_ = 0; - other.head_ = other.tail_ = 0; - other.overrun_counter_ = 0; - } -}; + private: + // copy from other&& and reset it to disabled state + void copy_moveable(circular_q &&other) SPDLOG_NOEXCEPT + { + max_items_ = other.max_items_; + head_ = other.head_; + tail_ = other.tail_; + overrun_counter_ = other.overrun_counter_; + v_ = std::move(other.v_); + + // put &&other in disabled, but valid state + other.max_items_ = 0; + other.head_ = other.tail_ = 0; + other.overrun_counter_ = 0; + } + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/console_globals.h b/include/spdlog/details/console_globals.h index 665201dd2..67295c6f8 100644 --- a/include/spdlog/details/console_globals.h +++ b/include/spdlog/details/console_globals.h @@ -3,30 +3,32 @@ #pragma once -#include <spdlog/details/null_mutex.h> #include <mutex> +#include <spdlog/details/null_mutex.h> -namespace spdlog { -namespace details { - -struct console_mutex +namespace spdlog { - using mutex_t = std::mutex; - static mutex_t &mutex() +namespace details +{ + + struct console_mutex { - static mutex_t s_mutex; - return s_mutex; - } -}; + using mutex_t = std::mutex; + static mutex_t &mutex() + { + static mutex_t s_mutex; + return s_mutex; + } + }; -struct console_nullmutex -{ - using mutex_t = null_mutex; - static mutex_t &mutex() + struct console_nullmutex { - static mutex_t s_mutex; - return s_mutex; - } -}; + using mutex_t = null_mutex; + static mutex_t &mutex() + { + static mutex_t s_mutex; + return s_mutex; + } + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/file_helper-inl.h b/include/spdlog/details/file_helper-inl.h index d4528711e..ae4b9df30 100644 --- a/include/spdlog/details/file_helper-inl.h +++ b/include/spdlog/details/file_helper-inl.h @@ -4,169 +4,170 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/file_helper.h> +#include <spdlog/details/file_helper.h> #endif -#include <spdlog/details/os.h> -#include <spdlog/common.h> - #include <cerrno> #include <chrono> #include <cstdio> +#include <spdlog/common.h> +#include <spdlog/details/os.h> #include <string> #include <thread> #include <tuple> -namespace spdlog { -namespace details { - -SPDLOG_INLINE file_helper::file_helper(const file_event_handlers &event_handlers) - : event_handlers_(event_handlers) -{} - -SPDLOG_INLINE file_helper::~file_helper() +namespace spdlog { - close(); -} - -SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate) +namespace details { - close(); - filename_ = fname; - auto *mode = SPDLOG_FILENAME_T("ab"); - auto *trunc_mode = SPDLOG_FILENAME_T("wb"); + SPDLOG_INLINE file_helper::file_helper(const file_event_handlers &event_handlers) : event_handlers_(event_handlers) + { + } - if (event_handlers_.before_open) + SPDLOG_INLINE file_helper::~file_helper() { - event_handlers_.before_open(filename_); + close(); } - for (int tries = 0; tries < open_tries_; ++tries) + + SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate) { - // create containing folder if not exists already. - os::create_dir(os::dir_name(fname)); - if (truncate) + close(); + filename_ = fname; + + auto *mode = SPDLOG_FILENAME_T("ab"); + auto *trunc_mode = SPDLOG_FILENAME_T("wb"); + + if(event_handlers_.before_open) { - // Truncate by opening-and-closing a tmp file in "wb" mode, always - // opening the actual log-we-write-to in "ab" mode, since that - // interacts more politely with eternal processes that might - // rotate/truncate the file underneath us. - std::FILE *tmp; - if (os::fopen_s(&tmp, fname, trunc_mode)) - { - continue; - } - std::fclose(tmp); + event_handlers_.before_open(filename_); } - if (!os::fopen_s(&fd_, fname, mode)) + for(int tries = 0; tries < open_tries_; ++tries) { - if (event_handlers_.after_open) + // create containing folder if not exists already. + os::create_dir(os::dir_name(fname)); + if(truncate) + { + // Truncate by opening-and-closing a tmp file in "wb" mode, always + // opening the actual log-we-write-to in "ab" mode, since that + // interacts more politely with eternal processes that might + // rotate/truncate the file underneath us. + std::FILE *tmp; + if(os::fopen_s(&tmp, fname, trunc_mode)) + { + continue; + } + std::fclose(tmp); + } + if(!os::fopen_s(&fd_, fname, mode)) { - event_handlers_.after_open(filename_, fd_); + if(event_handlers_.after_open) + { + event_handlers_.after_open(filename_, fd_); + } + return; } - return; + + details::os::sleep_for_millis(open_interval_); } - details::os::sleep_for_millis(open_interval_); + throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno); } - throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno); -} - -SPDLOG_INLINE void file_helper::reopen(bool truncate) -{ - if (filename_.empty()) + SPDLOG_INLINE void file_helper::reopen(bool truncate) { - throw_spdlog_ex("Failed re opening file - was not opened before"); + if(filename_.empty()) + { + throw_spdlog_ex("Failed re opening file - was not opened before"); + } + this->open(filename_, truncate); } - this->open(filename_, truncate); -} -SPDLOG_INLINE void file_helper::flush() -{ - if (std::fflush(fd_) != 0) + SPDLOG_INLINE void file_helper::flush() { - throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno); + if(std::fflush(fd_) != 0) + { + throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno); + } } -} -SPDLOG_INLINE void file_helper::close() -{ - if (fd_ != nullptr) + SPDLOG_INLINE void file_helper::close() { - if (event_handlers_.before_close) + if(fd_ != nullptr) { - event_handlers_.before_close(filename_, fd_); - } + if(event_handlers_.before_close) + { + event_handlers_.before_close(filename_, fd_); + } - std::fclose(fd_); - fd_ = nullptr; + std::fclose(fd_); + fd_ = nullptr; - if (event_handlers_.after_close) - { - event_handlers_.after_close(filename_); + if(event_handlers_.after_close) + { + event_handlers_.after_close(filename_); + } } } -} -SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf) -{ - size_t msg_size = buf.size(); - auto data = buf.data(); - if (std::fwrite(data, 1, msg_size, fd_) != msg_size) + SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf) { - throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno); + size_t msg_size = buf.size(); + auto data = buf.data(); + if(std::fwrite(data, 1, msg_size, fd_) != msg_size) + { + throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno); + } } -} -SPDLOG_INLINE size_t file_helper::size() const -{ - if (fd_ == nullptr) + SPDLOG_INLINE size_t file_helper::size() const { - throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)); + if(fd_ == nullptr) + { + throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)); + } + return os::filesize(fd_); } - return os::filesize(fd_); -} - -SPDLOG_INLINE const filename_t &file_helper::filename() const -{ - return filename_; -} - -// -// return file path and its extension: -// -// "mylog.txt" => ("mylog", ".txt") -// "mylog" => ("mylog", "") -// "mylog." => ("mylog.", "") -// "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") -// -// the starting dot in filenames is ignored (hidden files): -// -// ".mylog" => (".mylog". "") -// "my_folder/.mylog" => ("my_folder/.mylog", "") -// "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") -SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension(const filename_t &fname) -{ - auto ext_index = fname.rfind('.'); - // no valid extension found - return whole path and empty string as - // extension - if (ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) + SPDLOG_INLINE const filename_t &file_helper::filename() const { - return std::make_tuple(fname, filename_t()); + return filename_; } - // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile" - auto folder_index = fname.find_last_of(details::os::folder_seps_filename); - if (folder_index != filename_t::npos && folder_index >= ext_index - 1) + // + // return file path and its extension: + // + // "mylog.txt" => ("mylog", ".txt") + // "mylog" => ("mylog", "") + // "mylog." => ("mylog.", "") + // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") + // + // the starting dot in filenames is ignored (hidden files): + // + // ".mylog" => (".mylog". "") + // "my_folder/.mylog" => ("my_folder/.mylog", "") + // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") + SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension(const filename_t &fname) { - return std::make_tuple(fname, filename_t()); - } + auto ext_index = fname.rfind('.'); + + // no valid extension found - return whole path and empty string as + // extension + if(ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) + { + return std::make_tuple(fname, filename_t()); + } + + // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile" + auto folder_index = fname.find_last_of(details::os::folder_seps_filename); + if(folder_index != filename_t::npos && folder_index >= ext_index - 1) + { + return std::make_tuple(fname, filename_t()); + } - // finally - return a valid base and extension tuple - return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index)); -} + // finally - return a valid base and extension tuple + return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index)); + } } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/file_helper.h b/include/spdlog/details/file_helper.h index 0f5988b9e..b6b558ea3 100644 --- a/include/spdlog/details/file_helper.h +++ b/include/spdlog/details/file_helper.h @@ -6,56 +6,58 @@ #include <spdlog/common.h> #include <tuple> -namespace spdlog { -namespace details { - -// Helper class for file sinks. -// When failing to open a file, retry several times(5) with a delay interval(10 ms). -// Throw spdlog_ex exception on errors. - -class SPDLOG_API file_helper +namespace spdlog { -public: - file_helper() = default; - explicit file_helper(const file_event_handlers &event_handlers); - - file_helper(const file_helper &) = delete; - file_helper &operator=(const file_helper &) = delete; - ~file_helper(); - - void open(const filename_t &fname, bool truncate = false); - void reopen(bool truncate); - void flush(); - void close(); - void write(const memory_buf_t &buf); - size_t size() const; - const filename_t &filename() const; - - // - // return file path and its extension: - // - // "mylog.txt" => ("mylog", ".txt") - // "mylog" => ("mylog", "") - // "mylog." => ("mylog.", "") - // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") - // - // the starting dot in filenames is ignored (hidden files): - // - // ".mylog" => (".mylog". "") - // "my_folder/.mylog" => ("my_folder/.mylog", "") - // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") - static std::tuple<filename_t, filename_t> split_by_extension(const filename_t &fname); - -private: - const int open_tries_ = 5; - const unsigned int open_interval_ = 10; - std::FILE *fd_{nullptr}; - filename_t filename_; - file_event_handlers event_handlers_; -}; +namespace details +{ + + // Helper class for file sinks. + // When failing to open a file, retry several times(5) with a delay interval(10 ms). + // Throw spdlog_ex exception on errors. + + class SPDLOG_API file_helper + { + public: + file_helper() = default; + explicit file_helper(const file_event_handlers &event_handlers); + + file_helper(const file_helper &) = delete; + file_helper &operator=(const file_helper &) = delete; + ~file_helper(); + + void open(const filename_t &fname, bool truncate = false); + void reopen(bool truncate); + void flush(); + void close(); + void write(const memory_buf_t &buf); + size_t size() const; + const filename_t &filename() const; + + // + // return file path and its extension: + // + // "mylog.txt" => ("mylog", ".txt") + // "mylog" => ("mylog", "") + // "mylog." => ("mylog.", "") + // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") + // + // the starting dot in filenames is ignored (hidden files): + // + // ".mylog" => (".mylog". "") + // "my_folder/.mylog" => ("my_folder/.mylog", "") + // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") + static std::tuple<filename_t, filename_t> split_by_extension(const filename_t &fname); + + private: + const int open_tries_ = 5; + const unsigned int open_interval_ = 10; + std::FILE *fd_{nullptr}; + filename_t filename_; + file_event_handlers event_handlers_; + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "file_helper-inl.h" +#include "file_helper-inl.h" #endif diff --git a/include/spdlog/details/fmt_helper.h b/include/spdlog/details/fmt_helper.h index d98671808..40560c721 100644 --- a/include/spdlog/details/fmt_helper.h +++ b/include/spdlog/details/fmt_helper.h @@ -3,162 +3,165 @@ #pragma once #include <chrono> -#include <type_traits> #include <iterator> -#include <spdlog/fmt/fmt.h> #include <spdlog/common.h> +#include <spdlog/fmt/fmt.h> +#include <type_traits> #ifdef SPDLOG_USE_STD_FORMAT -# include <charconv> -# include <limits> +#include <charconv> +#include <limits> #endif // Some fmt helpers to efficiently format and pad ints and strings -namespace spdlog { -namespace details { -namespace fmt_helper { - -inline void append_string_view(spdlog::string_view_t view, memory_buf_t &dest) +namespace spdlog +{ +namespace details { - auto *buf_ptr = view.data(); - dest.append(buf_ptr, buf_ptr + view.size()); -} + namespace fmt_helper + { + + inline void append_string_view(spdlog::string_view_t view, memory_buf_t &dest) + { + auto *buf_ptr = view.data(); + dest.append(buf_ptr, buf_ptr + view.size()); + } #ifdef SPDLOG_USE_STD_FORMAT -template<typename T> -inline void append_int(T n, memory_buf_t &dest) -{ - // Buffer should be large enough to hold all digits (digits10 + 1) and a sign - SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits<T>::digits10 + 2; - char buf[BUF_SIZE]; + template <typename T> + inline void append_int(T n, memory_buf_t &dest) + { + // Buffer should be large enough to hold all digits (digits10 + 1) and a sign + SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits<T>::digits10 + 2; + char buf[BUF_SIZE]; - auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10); - if (ec == std::errc()) - { - dest.append(buf, ptr); - } - else - { - throw_spdlog_ex("Failed to format int", static_cast<int>(ec)); - } -} + auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10); + if(ec == std::errc()) + { + dest.append(buf, ptr); + } + else + { + throw_spdlog_ex("Failed to format int", static_cast<int>(ec)); + } + } #else -template<typename T> -inline void append_int(T n, memory_buf_t &dest) -{ - fmt::format_int i(n); - dest.append(i.data(), i.data() + i.size()); -} + template <typename T> + inline void append_int(T n, memory_buf_t &dest) + { + fmt::format_int i(n); + dest.append(i.data(), i.data() + i.size()); + } #endif -template<typename T> -SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) -{ - // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912 - unsigned int count = 1; - for (;;) - { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if (n < 10) - return count; - if (n < 100) - return count + 1; - if (n < 1000) - return count + 2; - if (n < 10000) - return count + 3; - n /= 10000u; - count += 4; - } -} + template <typename T> + SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) + { + // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912 + unsigned int count = 1; + for(;;) + { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if(n < 10) + return count; + if(n < 100) + return count + 1; + if(n < 1000) + return count + 2; + if(n < 10000) + return count + 3; + n /= 10000u; + count += 4; + } + } -template<typename T> -inline unsigned int count_digits(T n) -{ - using count_type = typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type; + template <typename T> + inline unsigned int count_digits(T n) + { + using count_type = typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type; #ifdef SPDLOG_USE_STD_FORMAT - return count_digits_fallback(static_cast<count_type>(n)); + return count_digits_fallback(static_cast<count_type>(n)); #else - return static_cast<unsigned int>(fmt:: + return static_cast<unsigned int>(fmt:: // fmt 7.0.0 renamed the internal namespace to detail. // See: https://github.com/fmtlib/fmt/issues/1538 -# if FMT_VERSION < 70000 - internal -# else - detail -# endif - ::count_digits(static_cast<count_type>(n))); +#if FMT_VERSION < 70000 + internal +#else + detail #endif -} + ::count_digits(static_cast<count_type>(n))); +#endif + } -inline void pad2(int n, memory_buf_t &dest) -{ - if (n >= 0 && n < 100) // 0-99 - { - dest.push_back(static_cast<char>('0' + n / 10)); - dest.push_back(static_cast<char>('0' + n % 10)); - } - else // unlikely, but just in case, let fmt deal with it - { - fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n); - } -} + inline void pad2(int n, memory_buf_t &dest) + { + if(n >= 0 && n < 100) // 0-99 + { + dest.push_back(static_cast<char>('0' + n / 10)); + dest.push_back(static_cast<char>('0' + n % 10)); + } + else // unlikely, but just in case, let fmt deal with it + { + fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n); + } + } -template<typename T> -inline void pad_uint(T n, unsigned int width, memory_buf_t &dest) -{ - static_assert(std::is_unsigned<T>::value, "pad_uint must get unsigned T"); - for (auto digits = count_digits(n); digits < width; digits++) - { - dest.push_back('0'); - } - append_int(n, dest); -} + template <typename T> + inline void pad_uint(T n, unsigned int width, memory_buf_t &dest) + { + static_assert(std::is_unsigned<T>::value, "pad_uint must get unsigned T"); + for(auto digits = count_digits(n); digits < width; digits++) + { + dest.push_back('0'); + } + append_int(n, dest); + } -template<typename T> -inline void pad3(T n, memory_buf_t &dest) -{ - static_assert(std::is_unsigned<T>::value, "pad3 must get unsigned T"); - if (n < 1000) - { - dest.push_back(static_cast<char>(n / 100 + '0')); - n = n % 100; - dest.push_back(static_cast<char>((n / 10) + '0')); - dest.push_back(static_cast<char>((n % 10) + '0')); - } - else - { - append_int(n, dest); - } -} + template <typename T> + inline void pad3(T n, memory_buf_t &dest) + { + static_assert(std::is_unsigned<T>::value, "pad3 must get unsigned T"); + if(n < 1000) + { + dest.push_back(static_cast<char>(n / 100 + '0')); + n = n % 100; + dest.push_back(static_cast<char>((n / 10) + '0')); + dest.push_back(static_cast<char>((n % 10) + '0')); + } + else + { + append_int(n, dest); + } + } -template<typename T> -inline void pad6(T n, memory_buf_t &dest) -{ - pad_uint(n, 6, dest); -} + template <typename T> + inline void pad6(T n, memory_buf_t &dest) + { + pad_uint(n, 6, dest); + } -template<typename T> -inline void pad9(T n, memory_buf_t &dest) -{ - pad_uint(n, 9, dest); -} + template <typename T> + inline void pad9(T n, memory_buf_t &dest) + { + pad_uint(n, 9, dest); + } -// return fraction of a second of the given time_point. -// e.g. -// fraction<std::milliseconds>(tp) -> will return the millis part of the second -template<typename ToDuration> -inline ToDuration time_fraction(log_clock::time_point tp) -{ - using std::chrono::duration_cast; - using std::chrono::seconds; - auto duration = tp.time_since_epoch(); - auto secs = duration_cast<seconds>(duration); - return duration_cast<ToDuration>(duration) - duration_cast<ToDuration>(secs); -} + // return fraction of a second of the given time_point. + // e.g. + // fraction<std::milliseconds>(tp) -> will return the millis part of the second + template <typename ToDuration> + inline ToDuration time_fraction(log_clock::time_point tp) + { + using std::chrono::duration_cast; + using std::chrono::seconds; + auto duration = tp.time_since_epoch(); + auto secs = duration_cast<seconds>(duration); + return duration_cast<ToDuration>(duration) - duration_cast<ToDuration>(secs); + } -} // namespace fmt_helper + } // namespace fmt_helper } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/log_msg-inl.h b/include/spdlog/details/log_msg-inl.h index c6e8a7e04..fb2ea9057 100644 --- a/include/spdlog/details/log_msg-inl.h +++ b/include/spdlog/details/log_msg-inl.h @@ -4,34 +4,49 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/log_msg.h> +#include <spdlog/details/log_msg.h> #endif #include <spdlog/details/os.h> -namespace spdlog { -namespace details { - -SPDLOG_INLINE log_msg::log_msg(spdlog::log_clock::time_point log_time, spdlog::source_loc loc, string_view_t a_logger_name, - spdlog::level::level_enum lvl, spdlog::string_view_t msg) - : logger_name(a_logger_name) - , level(lvl) - , time(log_time) +namespace spdlog +{ +namespace details +{ + + SPDLOG_INLINE log_msg::log_msg( + spdlog::log_clock::time_point log_time, + spdlog::source_loc loc, + string_view_t a_logger_name, + spdlog::level::level_enum lvl, + spdlog::string_view_t msg) : + logger_name(a_logger_name), + level(lvl), + time(log_time) #ifndef SPDLOG_NO_THREAD_ID - , thread_id(os::thread_id()) + , + thread_id(os::thread_id()) #endif - , source(loc) - , payload(msg) -{} - -SPDLOG_INLINE log_msg::log_msg( - spdlog::source_loc loc, string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) - : log_msg(os::now(), loc, a_logger_name, lvl, msg) -{} - -SPDLOG_INLINE log_msg::log_msg(string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) - : log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) -{} + , + source(loc), + payload(msg) + { + } + + SPDLOG_INLINE log_msg::log_msg( + spdlog::source_loc loc, + string_view_t a_logger_name, + spdlog::level::level_enum lvl, + spdlog::string_view_t msg) : + log_msg(os::now(), loc, a_logger_name, lvl, msg) + { + } + + SPDLOG_INLINE + log_msg::log_msg(string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) : + log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) + { + } } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/log_msg.h b/include/spdlog/details/log_msg.h index fed51abdf..218ed72cf 100644 --- a/include/spdlog/details/log_msg.h +++ b/include/spdlog/details/log_msg.h @@ -6,32 +6,39 @@ #include <spdlog/common.h> #include <string> -namespace spdlog { -namespace details { -struct SPDLOG_API log_msg +namespace spdlog { - log_msg() = default; - log_msg(log_clock::time_point log_time, source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); - log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); - log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg); - log_msg(const log_msg &other) = default; - log_msg &operator=(const log_msg &other) = default; +namespace details +{ + struct SPDLOG_API log_msg + { + log_msg() = default; + log_msg( + log_clock::time_point log_time, + source_loc loc, + string_view_t logger_name, + level::level_enum lvl, + string_view_t msg); + log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg); + log_msg(const log_msg &other) = default; + log_msg &operator=(const log_msg &other) = default; - string_view_t logger_name; - level::level_enum level{level::off}; - log_clock::time_point time; - size_t thread_id{0}; + string_view_t logger_name; + level::level_enum level{level::off}; + log_clock::time_point time; + size_t thread_id{0}; - // wrapping the formatted text with color (updated by pattern_formatter). - mutable size_t color_range_start{0}; - mutable size_t color_range_end{0}; + // wrapping the formatted text with color (updated by pattern_formatter). + mutable size_t color_range_start{0}; + mutable size_t color_range_end{0}; - source_loc source; - string_view_t payload; -}; + source_loc source; + string_view_t payload; + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "log_msg-inl.h" +#include "log_msg-inl.h" #endif diff --git a/include/spdlog/details/log_msg_buffer-inl.h b/include/spdlog/details/log_msg_buffer-inl.h index 84d83dc2f..5852a0eb4 100644 --- a/include/spdlog/details/log_msg_buffer-inl.h +++ b/include/spdlog/details/log_msg_buffer-inl.h @@ -4,55 +4,57 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/log_msg_buffer.h> +#include <spdlog/details/log_msg_buffer.h> #endif -namespace spdlog { -namespace details { - -SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg &orig_msg) - : log_msg{orig_msg} -{ - buffer.append(logger_name.begin(), logger_name.end()); - buffer.append(payload.begin(), payload.end()); - update_string_views(); -} - -SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other) - : log_msg{other} -{ - buffer.append(logger_name.begin(), logger_name.end()); - buffer.append(payload.begin(), payload.end()); - update_string_views(); -} - -SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT : log_msg{other}, buffer{std::move(other.buffer)} -{ - update_string_views(); -} - -SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &other) +namespace spdlog { - log_msg::operator=(other); - buffer.clear(); - buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size()); - update_string_views(); - return *this; -} - -SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT +namespace details { - log_msg::operator=(other); - buffer = std::move(other.buffer); - update_string_views(); - return *this; -} -SPDLOG_INLINE void log_msg_buffer::update_string_views() -{ - logger_name = string_view_t{buffer.data(), logger_name.size()}; - payload = string_view_t{buffer.data() + logger_name.size(), payload.size()}; -} + SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg &orig_msg) : log_msg{orig_msg} + { + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); + } + + SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other) : log_msg{other} + { + buffer.append(logger_name.begin(), logger_name.end()); + buffer.append(payload.begin(), payload.end()); + update_string_views(); + } + + SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT + : log_msg{other}, + buffer{std::move(other.buffer)} + { + update_string_views(); + } + + SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &other) + { + log_msg::operator=(other); + buffer.clear(); + buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size()); + update_string_views(); + return *this; + } + + SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT + { + log_msg::operator=(other); + buffer = std::move(other.buffer); + update_string_views(); + return *this; + } + + SPDLOG_INLINE void log_msg_buffer::update_string_views() + { + logger_name = string_view_t{buffer.data(), logger_name.size()}; + payload = string_view_t{buffer.data() + logger_name.size(), payload.size()}; + } } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/log_msg_buffer.h b/include/spdlog/details/log_msg_buffer.h index 810550656..46261b555 100644 --- a/include/spdlog/details/log_msg_buffer.h +++ b/include/spdlog/details/log_msg_buffer.h @@ -5,29 +5,31 @@ #include <spdlog/details/log_msg.h> -namespace spdlog { -namespace details { +namespace spdlog +{ +namespace details +{ -// Extend log_msg with internal buffer to store its payload. -// This is needed since log_msg holds string_views that points to stack data. + // Extend log_msg with internal buffer to store its payload. + // This is needed since log_msg holds string_views that points to stack data. -class SPDLOG_API log_msg_buffer : public log_msg -{ - memory_buf_t buffer; - void update_string_views(); - -public: - log_msg_buffer() = default; - explicit log_msg_buffer(const log_msg &orig_msg); - log_msg_buffer(const log_msg_buffer &other); - log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT; - log_msg_buffer &operator=(const log_msg_buffer &other); - log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT; -}; + class SPDLOG_API log_msg_buffer : public log_msg + { + memory_buf_t buffer; + void update_string_views(); + + public: + log_msg_buffer() = default; + explicit log_msg_buffer(const log_msg &orig_msg); + log_msg_buffer(const log_msg_buffer &other); + log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT; + log_msg_buffer &operator=(const log_msg_buffer &other); + log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT; + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "log_msg_buffer-inl.h" +#include "log_msg_buffer-inl.h" #endif diff --git a/include/spdlog/details/mpmc_blocking_q.h b/include/spdlog/details/mpmc_blocking_q.h index 785180c18..471bc2bec 100644 --- a/include/spdlog/details/mpmc_blocking_q.h +++ b/include/spdlog/details/mpmc_blocking_q.h @@ -10,123 +10,122 @@ // dequeue_for(..) - will block until the queue is not empty or timeout have // passed. -#include <spdlog/details/circular_q.h> - #include <condition_variable> #include <mutex> +#include <spdlog/details/circular_q.h> -namespace spdlog { -namespace details { - -template<typename T> -class mpmc_blocking_queue +namespace spdlog +{ +namespace details { -public: - using item_type = T; - explicit mpmc_blocking_queue(size_t max_items) - : q_(max_items) - {} -#ifndef __MINGW32__ - // try to enqueue and block if no room left - void enqueue(T &&item) + template <typename T> + class mpmc_blocking_queue { + public: + using item_type = T; + explicit mpmc_blocking_queue(size_t max_items) : q_(max_items) {} + +#ifndef __MINGW32__ + // try to enqueue and block if no room left + void enqueue(T &&item) + { + { + std::unique_lock<std::mutex> lock(queue_mutex_); + pop_cv_.wait(lock, [this] { return !this->q_.full(); }); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T &&item) + { + { + std::unique_lock<std::mutex> lock(queue_mutex_); + q_.push_back(std::move(item)); + } + push_cv_.notify_one(); + } + + // try to dequeue item. if no item found. wait up to timeout and try again + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) + { + { + std::unique_lock<std::mutex> lock(queue_mutex_); + if(!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) + { + return false; + } + popped_item = std::move(q_.front()); + q_.pop_front(); + } + pop_cv_.notify_one(); + return true; + } + +#else + // apparently mingw deadlocks if the mutex is released before cv.notify_one(), + // so release the mutex at the very end each function. + + // try to enqueue and block if no room left + void enqueue(T &&item) { std::unique_lock<std::mutex> lock(queue_mutex_); pop_cv_.wait(lock, [this] { return !this->q_.full(); }); q_.push_back(std::move(item)); + push_cv_.notify_one(); } - push_cv_.notify_one(); - } - // enqueue immediately. overrun oldest message in the queue if no room left. - void enqueue_nowait(T &&item) - { + // enqueue immediately. overrun oldest message in the queue if no room left. + void enqueue_nowait(T &&item) { std::unique_lock<std::mutex> lock(queue_mutex_); q_.push_back(std::move(item)); + push_cv_.notify_one(); } - push_cv_.notify_one(); - } - // try to dequeue item. if no item found. wait up to timeout and try again - // Return true, if succeeded dequeue item, false otherwise - bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) - { + // try to dequeue item. if no item found. wait up to timeout and try again + // Return true, if succeeded dequeue item, false otherwise + bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) { std::unique_lock<std::mutex> lock(queue_mutex_); - if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) + if(!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) { return false; } popped_item = std::move(q_.front()); q_.pop_front(); + pop_cv_.notify_one(); + return true; } - pop_cv_.notify_one(); - return true; - } -#else - // apparently mingw deadlocks if the mutex is released before cv.notify_one(), - // so release the mutex at the very end each function. +#endif - // try to enqueue and block if no room left - void enqueue(T &&item) - { - std::unique_lock<std::mutex> lock(queue_mutex_); - pop_cv_.wait(lock, [this] { return !this->q_.full(); }); - q_.push_back(std::move(item)); - push_cv_.notify_one(); - } - - // enqueue immediately. overrun oldest message in the queue if no room left. - void enqueue_nowait(T &&item) - { - std::unique_lock<std::mutex> lock(queue_mutex_); - q_.push_back(std::move(item)); - push_cv_.notify_one(); - } - - // try to dequeue item. if no item found. wait up to timeout and try again - // Return true, if succeeded dequeue item, false otherwise - bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) - { - std::unique_lock<std::mutex> lock(queue_mutex_); - if (!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) + size_t overrun_counter() { - return false; + std::unique_lock<std::mutex> lock(queue_mutex_); + return q_.overrun_counter(); } - popped_item = std::move(q_.front()); - q_.pop_front(); - pop_cv_.notify_one(); - return true; - } -#endif - - size_t overrun_counter() - { - std::unique_lock<std::mutex> lock(queue_mutex_); - return q_.overrun_counter(); - } + size_t size() + { + std::unique_lock<std::mutex> lock(queue_mutex_); + return q_.size(); + } - size_t size() - { - std::unique_lock<std::mutex> lock(queue_mutex_); - return q_.size(); - } + void reset_overrun_counter() + { + std::unique_lock<std::mutex> lock(queue_mutex_); + q_.reset_overrun_counter(); + } - void reset_overrun_counter() - { - std::unique_lock<std::mutex> lock(queue_mutex_); - q_.reset_overrun_counter(); - } - -private: - std::mutex queue_mutex_; - std::condition_variable push_cv_; - std::condition_variable pop_cv_; - spdlog::details::circular_q<T> q_; -}; + private: + std::mutex queue_mutex_; + std::condition_variable push_cv_; + std::condition_variable pop_cv_; + spdlog::details::circular_q<T> q_; + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/null_mutex.h b/include/spdlog/details/null_mutex.h index 6550a7bf6..2b70596a7 100644 --- a/include/spdlog/details/null_mutex.h +++ b/include/spdlog/details/null_mutex.h @@ -7,39 +7,33 @@ #include <utility> // null, no cost dummy "mutex" and dummy "atomic" int -namespace spdlog { -namespace details { -struct null_mutex +namespace spdlog { - void lock() const {} - void unlock() const {} -}; - -struct null_atomic_int +namespace details { - int value; - null_atomic_int() = default; - - explicit null_atomic_int(int new_value) - : value(new_value) - {} - - int load(std::memory_order = std::memory_order_relaxed) const + struct null_mutex { - return value; - } + void lock() const {} + void unlock() const {} + }; - void store(int new_value, std::memory_order = std::memory_order_relaxed) + struct null_atomic_int { - value = new_value; - } + int value; + null_atomic_int() = default; - int exchange(int new_value, std::memory_order = std::memory_order_relaxed) - { - std::swap(new_value, value); - return new_value; // return value before the call - } -}; + explicit null_atomic_int(int new_value) : value(new_value) {} + + int load(std::memory_order = std::memory_order_relaxed) const { return value; } + + void store(int new_value, std::memory_order = std::memory_order_relaxed) { value = new_value; } + + int exchange(int new_value, std::memory_order = std::memory_order_relaxed) + { + std::swap(new_value, value); + return new_value; // return value before the call + } + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/os-inl.h b/include/spdlog/details/os-inl.h index b9bab53ce..1bc1ee840 100644 --- a/include/spdlog/details/os-inl.h +++ b/include/spdlog/details/os-inl.h @@ -4,603 +4,622 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/os.h> +#include <spdlog/details/os.h> #endif -#include <spdlog/common.h> - #include <algorithm> +#include <array> #include <chrono> #include <cstdio> #include <cstdlib> #include <cstring> #include <ctime> +#include <spdlog/common.h> #include <string> -#include <thread> -#include <array> #include <sys/stat.h> #include <sys/types.h> +#include <thread> #ifdef _WIN32 -# include <io.h> // _get_osfhandle and _isatty support -# include <process.h> // _get_pid support -# include <spdlog/details/windows_include.h> +#include <io.h> // _get_osfhandle and _isatty support +#include <process.h> // _get_pid support +#include <spdlog/details/windows_include.h> -# ifdef __MINGW32__ -# include <share.h> -# endif +#ifdef __MINGW32__ +#include <share.h> +#endif -# if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES) -# include <limits> -# endif +#if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES) +#include <limits> +#endif -# include <direct.h> // for _mkdir/_wmkdir +#include <direct.h> // for _mkdir/_wmkdir #else // unix -# include <fcntl.h> -# include <unistd.h> +#include <fcntl.h> +#include <unistd.h> -# ifdef __linux__ -# include <sys/syscall.h> //Use gettid() syscall under linux to get thread id +#ifdef __linux__ +#include <sys/syscall.h> //Use gettid() syscall under linux to get thread id -# elif defined(_AIX) -# include <pthread.h> // for pthread_getthrds_np +#elif defined(_AIX) +#include <pthread.h> // for pthread_getthrds_np -# elif defined(__DragonFly__) || defined(__FreeBSD__) -# include <pthread_np.h> // for pthread_getthreadid_np +#elif defined(__DragonFly__) || defined(__FreeBSD__) +#include <pthread_np.h> // for pthread_getthreadid_np -# elif defined(__NetBSD__) -# include <lwp.h> // for _lwp_self +#elif defined(__NetBSD__) +#include <lwp.h> // for _lwp_self -# elif defined(__sun) -# include <thread.h> // for thr_self -# endif +#elif defined(__sun) +#include <thread.h> // for thr_self +#endif #endif // unix -#ifndef __has_feature // Clang - feature checking macros. -# define __has_feature(x) 0 // Compatibility with non-clang compilers. +#ifndef __has_feature // Clang - feature checking macros. +#define __has_feature(x) 0 // Compatibility with non-clang compilers. #endif -namespace spdlog { -namespace details { -namespace os { - -SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT +namespace spdlog +{ +namespace details { + namespace os + { + SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT + { #if defined __linux__ && defined SPDLOG_CLOCK_COARSE - timespec ts; - ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); - return std::chrono::time_point<log_clock, typename log_clock::duration>( - std::chrono::duration_cast<typename log_clock::duration>(std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec))); + timespec ts; + ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); + return std::chrono::time_point<log_clock, typename log_clock::duration>( + std::chrono::duration_cast<typename log_clock::duration>( + std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec))); #else - return log_clock::now(); + return log_clock::now(); #endif -} -SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT -{ - + } + SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT + { #ifdef _WIN32 - std::tm tm; - ::localtime_s(&tm, &time_tt); + std::tm tm; + ::localtime_s(&tm, &time_tt); #else - std::tm tm; - ::localtime_r(&time_tt, &tm); + std::tm tm; + ::localtime_r(&time_tt, &tm); #endif - return tm; -} - -SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT -{ - std::time_t now_t = ::time(nullptr); - return localtime(now_t); -} + return tm; + } -SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT -{ + SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT + { + std::time_t now_t = ::time(nullptr); + return localtime(now_t); + } + SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT + { #ifdef _WIN32 - std::tm tm; - ::gmtime_s(&tm, &time_tt); + std::tm tm; + ::gmtime_s(&tm, &time_tt); #else - std::tm tm; - ::gmtime_r(&time_tt, &tm); + std::tm tm; + ::gmtime_r(&time_tt, &tm); #endif - return tm; -} - -SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT -{ - std::time_t now_t = ::time(nullptr); - return gmtime(now_t); -} + return tm; + } -// fopen_s on non windows for writing -SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) -{ -#ifdef _WIN32 -# ifdef SPDLOG_WCHAR_FILENAMES - *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); -# else - *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); -# endif -# if defined(SPDLOG_PREVENT_CHILD_FD) - if (*fp != nullptr) - { - auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(::_fileno(*fp))); - if (!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) + SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT { - ::fclose(*fp); - *fp = nullptr; + std::time_t now_t = ::time(nullptr); + return gmtime(now_t); } - } -# endif + + // fopen_s on non windows for writing + SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) + { +#ifdef _WIN32 +#ifdef SPDLOG_WCHAR_FILENAMES + *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); +#else + *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); +#endif +#if defined(SPDLOG_PREVENT_CHILD_FD) + if(*fp != nullptr) + { + auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(::_fileno(*fp))); + if(!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) + { + ::fclose(*fp); + *fp = nullptr; + } + } +#endif #else // unix -# if defined(SPDLOG_PREVENT_CHILD_FD) - const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC; - const int fd = ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644)); - if (fd == -1) - { - return true; - } - *fp = ::fdopen(fd, mode.c_str()); - if (*fp == nullptr) - { - ::close(fd); - } -# else - *fp = ::fopen((filename.c_str()), mode.c_str()); -# endif +#if defined(SPDLOG_PREVENT_CHILD_FD) + const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC; + const int fd = ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644)); + if(fd == -1) + { + return true; + } + *fp = ::fdopen(fd, mode.c_str()); + if(*fp == nullptr) + { + ::close(fd); + } +#else + *fp = ::fopen((filename.c_str()), mode.c_str()); +#endif #endif - return *fp == nullptr; -} + return *fp == nullptr; + } -SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT -{ + SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT + { #if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - return ::_wremove(filename.c_str()); + return ::_wremove(filename.c_str()); #else - return std::remove(filename.c_str()); + return std::remove(filename.c_str()); #endif -} + } -SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT -{ - return path_exists(filename) ? remove(filename) : 0; -} + SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT + { + return path_exists(filename) ? remove(filename) : 0; + } -SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT -{ + SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT + { #if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - return ::_wrename(filename1.c_str(), filename2.c_str()); + return ::_wrename(filename1.c_str(), filename2.c_str()); #else - return std::rename(filename1.c_str(), filename2.c_str()); + return std::rename(filename1.c_str(), filename2.c_str()); #endif -} + } -// Return true if path exists (file or directory) -SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT -{ + // Return true if path exists (file or directory) + SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT + { #ifdef _WIN32 -# ifdef SPDLOG_WCHAR_FILENAMES - auto attribs = ::GetFileAttributesW(filename.c_str()); -# else - auto attribs = ::GetFileAttributesA(filename.c_str()); -# endif - return attribs != INVALID_FILE_ATTRIBUTES; +#ifdef SPDLOG_WCHAR_FILENAMES + auto attribs = ::GetFileAttributesW(filename.c_str()); +#else + auto attribs = ::GetFileAttributesA(filename.c_str()); +#endif + return attribs != INVALID_FILE_ATTRIBUTES; #else // common linux/unix all have the stat system call - struct stat buffer; - return (::stat(filename.c_str(), &buffer) == 0); + struct stat buffer; + return (::stat(filename.c_str(), &buffer) == 0); #endif -} + } #ifdef _MSC_VER // avoid warning about unreachable statement at the end of filesize() -# pragma warning(push) -# pragma warning(disable : 4702) +#pragma warning(push) +#pragma warning(disable : 4702) #endif -// Return file size according to open FILE* object -SPDLOG_INLINE size_t filesize(FILE *f) -{ - if (f == nullptr) - { - throw_spdlog_ex("Failed getting file size. fd is null"); - } + // Return file size according to open FILE* object + SPDLOG_INLINE size_t filesize(FILE *f) + { + if(f == nullptr) + { + throw_spdlog_ex("Failed getting file size. fd is null"); + } #if defined(_WIN32) && !defined(__CYGWIN__) - int fd = ::_fileno(f); -# if defined(_WIN64) // 64 bits - __int64 ret = ::_filelengthi64(fd); - if (ret >= 0) - { - return static_cast<size_t>(ret); - } - -# else // windows 32 bits - long ret = ::_filelength(fd); - if (ret >= 0) - { - return static_cast<size_t>(ret); - } -# endif + int fd = ::_fileno(f); +#if defined(_WIN64) // 64 bits + __int64 ret = ::_filelengthi64(fd); + if(ret >= 0) + { + return static_cast<size_t>(ret); + } + +#else // windows 32 bits + long ret = ::_filelength(fd); + if(ret >= 0) + { + return static_cast<size_t>(ret); + } +#endif #else // unix // OpenBSD and AIX doesn't compile with :: before the fileno(..) -# if defined(__OpenBSD__) || defined(_AIX) - int fd = fileno(f); -# else - int fd = ::fileno(f); -# endif +#if defined(__OpenBSD__) || defined(_AIX) + int fd = fileno(f); +#else + int fd = ::fileno(f); +#endif // 64 bits(but not in osx or cygwin, where fstat64 is deprecated) -# if (defined(__linux__) || defined(__sun) || defined(_AIX)) && (defined(__LP64__) || defined(_LP64)) - struct stat64 st; - if (::fstat64(fd, &st) == 0) - { - return static_cast<size_t>(st.st_size); - } -# else // other unix or linux 32 bits or cygwin - struct stat st; - if (::fstat(fd, &st) == 0) - { - return static_cast<size_t>(st.st_size); - } -# endif +#if(defined(__linux__) || defined(__sun) || defined(_AIX)) && (defined(__LP64__) || defined(_LP64)) + struct stat64 st; + if(::fstat64(fd, &st) == 0) + { + return static_cast<size_t>(st.st_size); + } +#else // other unix or linux 32 bits or cygwin + struct stat st; + if(::fstat(fd, &st) == 0) + { + return static_cast<size_t>(st.st_size); + } +#endif #endif - throw_spdlog_ex("Failed getting file size from fd", errno); - return 0; // will not be reached. -} + throw_spdlog_ex("Failed getting file size from fd", errno); + return 0; // will not be reached. + } #ifdef _MSC_VER -# pragma warning(pop) +#pragma warning(pop) #endif -// Return utc offset in minutes or throw spdlog_ex on failure -SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm) -{ - + // Return utc offset in minutes or throw spdlog_ex on failure + SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm) + { #ifdef _WIN32 -# if _WIN32_WINNT < _WIN32_WINNT_WS08 - TIME_ZONE_INFORMATION tzinfo; - auto rv = ::GetTimeZoneInformation(&tzinfo); -# else - DYNAMIC_TIME_ZONE_INFORMATION tzinfo; - auto rv = ::GetDynamicTimeZoneInformation(&tzinfo); -# endif - if (rv == TIME_ZONE_ID_INVALID) - throw_spdlog_ex("Failed getting timezone info. ", errno); - - int offset = -tzinfo.Bias; - if (tm.tm_isdst) - { - offset -= tzinfo.DaylightBias; - } - else - { - offset -= tzinfo.StandardBias; - } - return offset; +#if _WIN32_WINNT < _WIN32_WINNT_WS08 + TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetTimeZoneInformation(&tzinfo); +#else + DYNAMIC_TIME_ZONE_INFORMATION tzinfo; + auto rv = ::GetDynamicTimeZoneInformation(&tzinfo); +#endif + if(rv == TIME_ZONE_ID_INVALID) + throw_spdlog_ex("Failed getting timezone info. ", errno); + + int offset = -tzinfo.Bias; + if(tm.tm_isdst) + { + offset -= tzinfo.DaylightBias; + } + else + { + offset -= tzinfo.StandardBias; + } + return offset; #else -# if defined(sun) || defined(__sun) || defined(_AIX) || (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE)) - // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris - struct helper - { - static long int calculate_gmt_offset(const std::tm &localtm = details::os::localtime(), const std::tm &gmtm = details::os::gmtime()) - { - int local_year = localtm.tm_year + (1900 - 1); - int gmt_year = gmtm.tm_year + (1900 - 1); - - long int days = ( - // difference in day of year - localtm.tm_yday - - gmtm.tm_yday - - // + intervening leap days - + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + - ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) - - // + difference in years * 365 */ - + static_cast<long int>(local_year - gmt_year) * 365); - - long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); - long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); - long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); - - return secs; - } - }; - - auto offset_seconds = helper::calculate_gmt_offset(tm); -# else - auto offset_seconds = tm.tm_gmtoff; -# endif +#if defined(sun) || defined(__sun) || defined(_AIX) || (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE)) + // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris + struct helper + { + static long int calculate_gmt_offset( + const std::tm &localtm = details::os::localtime(), + const std::tm &gmtm = details::os::gmtime()) + { + int local_year = localtm.tm_year + (1900 - 1); + int gmt_year = gmtm.tm_year + (1900 - 1); + + long int days = ( + // difference in day of year + localtm.tm_yday - + gmtm.tm_yday + + // + intervening leap days + + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + + ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) + + // + difference in years * 365 */ + + static_cast<long int>(local_year - gmt_year) * 365); + + long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); + long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); + long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); + + return secs; + } + }; + + auto offset_seconds = helper::calculate_gmt_offset(tm); +#else + auto offset_seconds = tm.tm_gmtoff; +#endif - return static_cast<int>(offset_seconds / 60); + return static_cast<int>(offset_seconds / 60); #endif -} + } -// Return current thread id as size_t -// It exists because the std::this_thread::get_id() is much slower(especially -// under VS 2013) -SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT -{ + // Return current thread id as size_t + // It exists because the std::this_thread::get_id() is much slower(especially + // under VS 2013) + SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT + { #ifdef _WIN32 - return static_cast<size_t>(::GetCurrentThreadId()); + return static_cast<size_t>(::GetCurrentThreadId()); #elif defined(__linux__) -# if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) -# define SYS_gettid __NR_gettid -# endif - return static_cast<size_t>(::syscall(SYS_gettid)); +#if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) +#define SYS_gettid __NR_gettid +#endif + return static_cast<size_t>(::syscall(SYS_gettid)); #elif defined(_AIX) - struct __pthrdsinfo buf; - int reg_size = 0; - pthread_t pt = pthread_self(); - int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, ®_size); - int tid = (!retval) ? buf.__pi_tid : 0; - return static_cast<size_t>(tid); + struct __pthrdsinfo buf; + int reg_size = 0; + pthread_t pt = pthread_self(); + int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, ®_size); + int tid = (!retval) ? buf.__pi_tid : 0; + return static_cast<size_t>(tid); #elif defined(__DragonFly__) || defined(__FreeBSD__) - return static_cast<size_t>(::pthread_getthreadid_np()); + return static_cast<size_t>(::pthread_getthreadid_np()); #elif defined(__NetBSD__) - return static_cast<size_t>(::_lwp_self()); + return static_cast<size_t>(::_lwp_self()); #elif defined(__OpenBSD__) - return static_cast<size_t>(::getthrid()); + return static_cast<size_t>(::getthrid()); #elif defined(__sun) - return static_cast<size_t>(::thr_self()); + return static_cast<size_t>(::thr_self()); #elif __APPLE__ - uint64_t tid; - pthread_threadid_np(nullptr, &tid); - return static_cast<size_t>(tid); + uint64_t tid; + pthread_threadid_np(nullptr, &tid); + return static_cast<size_t>(tid); #else // Default to standard C++11 (other Unix) - return static_cast<size_t>(std::hash<std::thread::id>()(std::this_thread::get_id())); + return static_cast<size_t>(std::hash<std::thread::id>()(std::this_thread::get_id())); #endif -} + } -// Return current thread id as size_t (from thread local storage) -SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT -{ + // Return current thread id as size_t (from thread local storage) + SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT + { #if defined(SPDLOG_NO_TLS) - return _thread_id(); + return _thread_id(); #else // cache thread id in tls - static thread_local const size_t tid = _thread_id(); - return tid; + static thread_local const size_t tid = _thread_id(); + return tid; #endif -} + } -// This is avoid msvc issue in sleep_for that happens if the clock changes. -// See https://github.com/gabime/spdlog/issues/609 -SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT -{ + // This is avoid msvc issue in sleep_for that happens if the clock changes. + // See https://github.com/gabime/spdlog/issues/609 + SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT + { #if defined(_WIN32) - ::Sleep(milliseconds); + ::Sleep(milliseconds); #else - std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); + std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); #endif -} + } // wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined) #if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) -SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) -{ - memory_buf_t buf; - wstr_to_utf8buf(filename, buf); - return SPDLOG_BUF_TO_STRING(buf); -} + SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) + { + memory_buf_t buf; + wstr_to_utf8buf(filename, buf); + return SPDLOG_BUF_TO_STRING(buf); + } #else -SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) -{ - return filename; -} + SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) + { + return filename; + } #endif -SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT -{ - + SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT + { #ifdef _WIN32 - return conditional_static_cast<int>(::GetCurrentProcessId()); + return conditional_static_cast<int>(::GetCurrentProcessId()); #else - return conditional_static_cast<int>(::getpid()); + return conditional_static_cast<int>(::getpid()); #endif -} + } -// Determine if the terminal supports colors -// Based on: https://github.com/agauniyal/rang/ -SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT -{ + // Determine if the terminal supports colors + // Based on: https://github.com/agauniyal/rang/ + SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT + { #ifdef _WIN32 - return true; + return true; #else - static const bool result = []() { - const char *env_colorterm_p = std::getenv("COLORTERM"); - if (env_colorterm_p != nullptr) - { - return true; + static const bool result = []() + { + const char *env_colorterm_p = std::getenv("COLORTERM"); + if(env_colorterm_p != nullptr) + { + return true; + } + + static constexpr std::array<const char *, 16> terms = { + {"ansi", + "color", + "console", + "cygwin", + "gnome", + "konsole", + "kterm", + "linux", + "msys", + "putty", + "rxvt", + "screen", + "vt100", + "xterm", + "alacritty", + "vt102"}}; + + const char *env_term_p = std::getenv("TERM"); + if(env_term_p == nullptr) + { + return false; + } + + return std::any_of( + terms.begin(), + terms.end(), + [&](const char *term) { return std::strstr(env_term_p, term) != nullptr; }); + }(); + + return result; +#endif } - static constexpr std::array<const char *, 16> terms = {{"ansi", "color", "console", "cygwin", "gnome", "konsole", "kterm", "linux", - "msys", "putty", "rxvt", "screen", "vt100", "xterm", "alacritty", "vt102"}}; - - const char *env_term_p = std::getenv("TERM"); - if (env_term_p == nullptr) + // Determine if the terminal attached + // Source: https://github.com/agauniyal/rang/ + SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT { - return false; - } - - return std::any_of(terms.begin(), terms.end(), [&](const char *term) { return std::strstr(env_term_p, term) != nullptr; }); - }(); - - return result; -#endif -} - -// Determine if the terminal attached -// Source: https://github.com/agauniyal/rang/ -SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT -{ - #ifdef _WIN32 - return ::_isatty(_fileno(file)) != 0; + return ::_isatty(_fileno(file)) != 0; #else - return ::isatty(fileno(file)) != 0; + return ::isatty(fileno(file)) != 0; #endif -} - -#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) -SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target) -{ - if (wstr.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) / 2 - 1) - { - throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8"); - } - - int wstr_size = static_cast<int>(wstr.size()); - if (wstr_size == 0) - { - target.resize(0); - return; - } - - int result_size = static_cast<int>(target.capacity()); - if ((wstr_size + 1) * 2 > result_size) - { - result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL); - } - - if (result_size > 0) - { - target.resize(result_size); - result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(), result_size, NULL, NULL); + } - if (result_size > 0) +#if(defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) + SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target) { - target.resize(result_size); - return; + if(wstr.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) / 2 - 1) + { + throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8"); + } + + int wstr_size = static_cast<int>(wstr.size()); + if(wstr_size == 0) + { + target.resize(0); + return; + } + + int result_size = static_cast<int>(target.capacity()); + if((wstr_size + 1) * 2 > result_size) + { + result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL); + } + + if(result_size > 0) + { + target.resize(result_size); + result_size = + ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(), result_size, NULL, NULL); + + if(result_size > 0) + { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex(fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError())); } - } - - throw_spdlog_ex(fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError())); -} -SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target) -{ - if (str.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) - 1) - { - throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16"); - } - - int str_size = static_cast<int>(str.size()); - if (str_size == 0) - { - target.resize(0); - return; - } - - int result_size = static_cast<int>(target.capacity()); - if (str_size + 1 > result_size) - { - result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, NULL, 0); - } - - if (result_size > 0) - { - target.resize(result_size); - result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, target.data(), result_size); - - if (result_size > 0) + SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target) { - target.resize(result_size); - return; + if(str.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) - 1) + { + throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16"); + } + + int str_size = static_cast<int>(str.size()); + if(str_size == 0) + { + target.resize(0); + return; + } + + int result_size = static_cast<int>(target.capacity()); + if(str_size + 1 > result_size) + { + result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, NULL, 0); + } + + if(result_size > 0) + { + target.resize(result_size); + result_size = ::MultiByteToWideChar( + CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, target.data(), result_size); + + if(result_size > 0) + { + target.resize(result_size); + return; + } + } + + throw_spdlog_ex(fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError())); } - } - - throw_spdlog_ex(fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError())); -} #endif // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) -// return true on success -static SPDLOG_INLINE bool mkdir_(const filename_t &path) -{ + // return true on success + static SPDLOG_INLINE bool mkdir_(const filename_t &path) + { #ifdef _WIN32 -# ifdef SPDLOG_WCHAR_FILENAMES - return ::_wmkdir(path.c_str()) == 0; -# else - return ::_mkdir(path.c_str()) == 0; -# endif +#ifdef SPDLOG_WCHAR_FILENAMES + return ::_wmkdir(path.c_str()) == 0; #else - return ::mkdir(path.c_str(), mode_t(0755)) == 0; + return ::_mkdir(path.c_str()) == 0; #endif -} - -// create the given directory - and all directories leading to it -// return true on success or if the directory already exists -SPDLOG_INLINE bool create_dir(const filename_t &path) -{ - if (path_exists(path)) - { - return true; - } - - if (path.empty()) - { - return false; - } +#else + return ::mkdir(path.c_str(), mode_t(0755)) == 0; +#endif + } - size_t search_offset = 0; - do - { - auto token_pos = path.find_first_of(folder_seps_filename, search_offset); - // treat the entire path as a folder if no folder separator not found - if (token_pos == filename_t::npos) + // create the given directory - and all directories leading to it + // return true on success or if the directory already exists + SPDLOG_INLINE bool create_dir(const filename_t &path) { - token_pos = path.size(); - } + if(path_exists(path)) + { + return true; + } + + if(path.empty()) + { + return false; + } + + size_t search_offset = 0; + do + { + auto token_pos = path.find_first_of(folder_seps_filename, search_offset); + // treat the entire path as a folder if no folder separator not found + if(token_pos == filename_t::npos) + { + token_pos = path.size(); + } + + auto subdir = path.substr(0, token_pos); + + if(!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) + { + return false; // return error if failed creating dir + } + search_offset = token_pos + 1; + } while(search_offset < path.size()); - auto subdir = path.substr(0, token_pos); + return true; + } - if (!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) + // Return directory name from given path or empty string + // "abc/file" => "abc" + // "abc/" => "abc" + // "abc" => "" + // "abc///" => "abc//" + SPDLOG_INLINE filename_t dir_name(const filename_t &path) { - return false; // return error if failed creating dir + auto pos = path.find_last_of(folder_seps_filename); + return pos != filename_t::npos ? path.substr(0, pos) : filename_t{}; } - search_offset = token_pos + 1; - } while (search_offset < path.size()); - - return true; -} - -// Return directory name from given path or empty string -// "abc/file" => "abc" -// "abc/" => "abc" -// "abc" => "" -// "abc///" => "abc//" -SPDLOG_INLINE filename_t dir_name(const filename_t &path) -{ - auto pos = path.find_last_of(folder_seps_filename); - return pos != filename_t::npos ? path.substr(0, pos) : filename_t{}; -} - -std::string SPDLOG_INLINE getenv(const char *field) -{ + std::string SPDLOG_INLINE getenv(const char *field) + { #if defined(_MSC_VER) -# if defined(__cplusplus_winrt) - return std::string{}; // not supported under uwp -# else - size_t len = 0; - char buf[128]; - bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0; - return ok ? buf : std::string{}; -# endif +#if defined(__cplusplus_winrt) + return std::string{}; // not supported under uwp +#else + size_t len = 0; + char buf[128]; + bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0; + return ok ? buf : std::string{}; +#endif #else // revert to getenv - char *buf = ::getenv(field); - return buf ? buf : std::string{}; + char *buf = ::getenv(field); + return buf ? buf : std::string{}; #endif -} + } -} // namespace os + } // namespace os } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/os.h b/include/spdlog/details/os.h index b154bc473..35a5fa4b8 100644 --- a/include/spdlog/details/os.h +++ b/include/spdlog/details/os.h @@ -3,116 +3,120 @@ #pragma once -#include <spdlog/common.h> #include <ctime> // std::time_t +#include <spdlog/common.h> -namespace spdlog { -namespace details { -namespace os { +namespace spdlog +{ +namespace details +{ + namespace os + { -SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT; + SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT; -SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; + SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; -SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT; + SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT; -SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; + SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; -SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT; + SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT; // eol definition #if !defined(SPDLOG_EOL) -# ifdef _WIN32 -# define SPDLOG_EOL "\r\n" -# else -# define SPDLOG_EOL "\n" -# endif +#ifdef _WIN32 +#define SPDLOG_EOL "\r\n" +#else +#define SPDLOG_EOL "\n" +#endif #endif -SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL; + SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL; // folder separator #if !defined(SPDLOG_FOLDER_SEPS) -# ifdef _WIN32 -# define SPDLOG_FOLDER_SEPS "\\/" -# else -# define SPDLOG_FOLDER_SEPS "/" -# endif +#ifdef _WIN32 +#define SPDLOG_FOLDER_SEPS "\\/" +#else +#define SPDLOG_FOLDER_SEPS "/" +#endif #endif -SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS; -SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] = SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS); + SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS; + SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] = + SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS); -// fopen_s on non windows for writing -SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode); + // fopen_s on non windows for writing + SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode); -// Remove filename. return 0 on success -SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT; + // Remove filename. return 0 on success + SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT; -// Remove file if exists. return 0 on success -// Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread) -SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT; + // Remove file if exists. return 0 on success + // Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread) + SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT; -SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT; + SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT; -// Return if file exists. -SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT; + // Return if file exists. + SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT; -// Return file size according to open FILE* object -SPDLOG_API size_t filesize(FILE *f); + // Return file size according to open FILE* object + SPDLOG_API size_t filesize(FILE *f); -// Return utc offset in minutes or throw spdlog_ex on failure -SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime()); + // Return utc offset in minutes or throw spdlog_ex on failure + SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime()); -// Return current thread id as size_t -// It exists because the std::this_thread::get_id() is much slower(especially -// under VS 2013) -SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT; + // Return current thread id as size_t + // It exists because the std::this_thread::get_id() is much slower(especially + // under VS 2013) + SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT; -// Return current thread id as size_t (from thread local storage) -SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT; + // Return current thread id as size_t (from thread local storage) + SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT; -// This is avoid msvc issue in sleep_for that happens if the clock changes. -// See https://github.com/gabime/spdlog/issues/609 -SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT; + // This is avoid msvc issue in sleep_for that happens if the clock changes. + // See https://github.com/gabime/spdlog/issues/609 + SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT; -SPDLOG_API std::string filename_to_str(const filename_t &filename); + SPDLOG_API std::string filename_to_str(const filename_t &filename); -SPDLOG_API int pid() SPDLOG_NOEXCEPT; + SPDLOG_API int pid() SPDLOG_NOEXCEPT; -// Determine if the terminal supports colors -// Source: https://github.com/agauniyal/rang/ -SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT; + // Determine if the terminal supports colors + // Source: https://github.com/agauniyal/rang/ + SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT; -// Determine if the terminal attached -// Source: https://github.com/agauniyal/rang/ -SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT; + // Determine if the terminal attached + // Source: https://github.com/agauniyal/rang/ + SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT; -#if (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) -SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target); +#if(defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) + SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target); -SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target); + SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target); #endif -// Return directory name from given path or empty string -// "abc/file" => "abc" -// "abc/" => "abc" -// "abc" => "" -// "abc///" => "abc//" -SPDLOG_API filename_t dir_name(const filename_t &path); + // Return directory name from given path or empty string + // "abc/file" => "abc" + // "abc/" => "abc" + // "abc" => "" + // "abc///" => "abc//" + SPDLOG_API filename_t dir_name(const filename_t &path); -// Create a dir from the given path. -// Return true if succeeded or if this dir already exists. -SPDLOG_API bool create_dir(const filename_t &path); + // Create a dir from the given path. + // Return true if succeeded or if this dir already exists. + SPDLOG_API bool create_dir(const filename_t &path); -// non thread safe, cross platform getenv/getenv_s -// return empty string if field not found -SPDLOG_API std::string getenv(const char *field); + // non thread safe, cross platform getenv/getenv_s + // return empty string if field not found + SPDLOG_API std::string getenv(const char *field); -} // namespace os + } // namespace os } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "os-inl.h" +#include "os-inl.h" #endif diff --git a/include/spdlog/details/periodic_worker-inl.h b/include/spdlog/details/periodic_worker-inl.h index 520a2b339..2751bcf89 100644 --- a/include/spdlog/details/periodic_worker-inl.h +++ b/include/spdlog/details/periodic_worker-inl.h @@ -4,25 +4,27 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/periodic_worker.h> +#include <spdlog/details/periodic_worker.h> #endif -namespace spdlog { -namespace details { - -// stop the worker thread and join it -SPDLOG_INLINE periodic_worker::~periodic_worker() +namespace spdlog +{ +namespace details { - if (worker_thread_.joinable()) + + // stop the worker thread and join it + SPDLOG_INLINE periodic_worker::~periodic_worker() { + if(worker_thread_.joinable()) { - std::lock_guard<std::mutex> lock(mutex_); - active_ = false; + { + std::lock_guard<std::mutex> lock(mutex_); + active_ = false; + } + cv_.notify_one(); + worker_thread_.join(); } - cv_.notify_one(); - worker_thread_.join(); } -} } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/periodic_worker.h b/include/spdlog/details/periodic_worker.h index d7d69b28c..8eb6ac337 100644 --- a/include/spdlog/details/periodic_worker.h +++ b/include/spdlog/details/periodic_worker.h @@ -14,47 +14,51 @@ #include <functional> #include <mutex> #include <thread> -namespace spdlog { -namespace details { - -class SPDLOG_API periodic_worker +namespace spdlog +{ +namespace details { -public: - template<typename Rep, typename Period> - periodic_worker(const std::function<void()> &callback_fun, std::chrono::duration<Rep, Period> interval) + + class SPDLOG_API periodic_worker { - active_ = (interval > std::chrono::duration<Rep, Period>::zero()); - if (!active_) + public: + template <typename Rep, typename Period> + periodic_worker(const std::function<void()> &callback_fun, std::chrono::duration<Rep, Period> interval) { - return; - } - - worker_thread_ = std::thread([this, callback_fun, interval]() { - for (;;) + active_ = (interval > std::chrono::duration<Rep, Period>::zero()); + if(!active_) { - std::unique_lock<std::mutex> lock(this->mutex_); - if (this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) - { - return; // active_ == false, so exit this thread - } - callback_fun(); + return; } - }); - } - periodic_worker(const periodic_worker &) = delete; - periodic_worker &operator=(const periodic_worker &) = delete; - // stop the worker thread and join it - ~periodic_worker(); -private: - bool active_; - std::thread worker_thread_; - std::mutex mutex_; - std::condition_variable cv_; -}; + worker_thread_ = std::thread( + [this, callback_fun, interval]() + { + for(;;) + { + std::unique_lock<std::mutex> lock(this->mutex_); + if(this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) + { + return; // active_ == false, so exit this thread + } + callback_fun(); + } + }); + } + periodic_worker(const periodic_worker &) = delete; + periodic_worker &operator=(const periodic_worker &) = delete; + // stop the worker thread and join it + ~periodic_worker(); + + private: + bool active_; + std::thread worker_thread_; + std::mutex mutex_; + std::condition_variable cv_; + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "periodic_worker-inl.h" +#include "periodic_worker-inl.h" #endif diff --git a/include/spdlog/details/registry-inl.h b/include/spdlog/details/registry-inl.h index e6ecc9b08..8b9dbf98d 100644 --- a/include/spdlog/details/registry-inl.h +++ b/include/spdlog/details/registry-inl.h @@ -4,7 +4,7 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/registry.h> +#include <spdlog/details/registry.h> #endif #include <spdlog/common.h> @@ -14,11 +14,11 @@ #ifndef SPDLOG_DISABLE_DEFAULT_LOGGER // support for the default stdout color logger -# ifdef _WIN32 -# include <spdlog/sinks/wincolor_sink.h> -# else -# include <spdlog/sinks/ansicolor_sink.h> -# endif +#ifdef _WIN32 +#include <spdlog/sinks/wincolor_sink.h> +#else +#include <spdlog/sinks/ansicolor_sink.h> +#endif #endif // SPDLOG_DISABLE_DEFAULT_LOGGER #include <chrono> @@ -27,280 +27,280 @@ #include <string> #include <unordered_map> -namespace spdlog { -namespace details { - -SPDLOG_INLINE registry::registry() - : formatter_(new pattern_formatter()) +namespace spdlog +{ +namespace details { + SPDLOG_INLINE registry::registry() : formatter_(new pattern_formatter()) + { #ifndef SPDLOG_DISABLE_DEFAULT_LOGGER - // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows). -# ifdef _WIN32 - auto color_sink = std::make_shared<sinks::wincolor_stdout_sink_mt>(); -# else - auto color_sink = std::make_shared<sinks::ansicolor_stdout_sink_mt>(); -# endif + // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows). +#ifdef _WIN32 + auto color_sink = std::make_shared<sinks::wincolor_stdout_sink_mt>(); +#else + auto color_sink = std::make_shared<sinks::ansicolor_stdout_sink_mt>(); +#endif - const char *default_logger_name = ""; - default_logger_ = std::make_shared<spdlog::logger>(default_logger_name, std::move(color_sink)); - loggers_[default_logger_name] = default_logger_; + const char *default_logger_name = ""; + default_logger_ = std::make_shared<spdlog::logger>(default_logger_name, std::move(color_sink)); + loggers_[default_logger_name] = default_logger_; #endif // SPDLOG_DISABLE_DEFAULT_LOGGER -} - -SPDLOG_INLINE registry::~registry() = default; - -SPDLOG_INLINE void registry::register_logger(std::shared_ptr<logger> new_logger) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - register_logger_(std::move(new_logger)); -} + } -SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr<logger> new_logger) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - new_logger->set_formatter(formatter_->clone()); + SPDLOG_INLINE registry::~registry() = default; - if (err_handler_) + SPDLOG_INLINE void registry::register_logger(std::shared_ptr<logger> new_logger) { - new_logger->set_error_handler(err_handler_); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + register_logger_(std::move(new_logger)); } - // set new level according to previously configured level or default level - auto it = log_levels_.find(new_logger->name()); - auto new_level = it != log_levels_.end() ? it->second : global_log_level_; - new_logger->set_level(new_level); + SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr<logger> new_logger) + { + std::lock_guard<std::mutex> lock(logger_map_mutex_); + new_logger->set_formatter(formatter_->clone()); + + if(err_handler_) + { + new_logger->set_error_handler(err_handler_); + } - new_logger->flush_on(flush_level_); + // set new level according to previously configured level or default level + auto it = log_levels_.find(new_logger->name()); + auto new_level = it != log_levels_.end() ? it->second : global_log_level_; + new_logger->set_level(new_level); - if (backtrace_n_messages_ > 0) - { - new_logger->enable_backtrace(backtrace_n_messages_); + new_logger->flush_on(flush_level_); + + if(backtrace_n_messages_ > 0) + { + new_logger->enable_backtrace(backtrace_n_messages_); + } + + if(automatic_registration_) + { + register_logger_(std::move(new_logger)); + } } - if (automatic_registration_) + SPDLOG_INLINE std::shared_ptr<logger> registry::get(const std::string &logger_name) { - register_logger_(std::move(new_logger)); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + auto found = loggers_.find(logger_name); + return found == loggers_.end() ? nullptr : found->second; } -} -SPDLOG_INLINE std::shared_ptr<logger> registry::get(const std::string &logger_name) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - auto found = loggers_.find(logger_name); - return found == loggers_.end() ? nullptr : found->second; -} - -SPDLOG_INLINE std::shared_ptr<logger> registry::default_logger() -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - return default_logger_; -} - -// Return raw ptr to the default logger. -// To be used directly by the spdlog default api (e.g. spdlog::info) -// This make the default API faster, but cannot be used concurrently with set_default_logger(). -// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. -SPDLOG_INLINE logger *registry::get_default_raw() -{ - return default_logger_.get(); -} + SPDLOG_INLINE std::shared_ptr<logger> registry::default_logger() + { + std::lock_guard<std::mutex> lock(logger_map_mutex_); + return default_logger_; + } -// set default logger. -// default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. -SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr<logger> new_default_logger) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - // remove previous default logger from the map - if (default_logger_ != nullptr) + // Return raw ptr to the default logger. + // To be used directly by the spdlog default api (e.g. spdlog::info) + // This make the default API faster, but cannot be used concurrently with set_default_logger(). + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + SPDLOG_INLINE logger *registry::get_default_raw() { - loggers_.erase(default_logger_->name()); + return default_logger_.get(); } - if (new_default_logger != nullptr) + + // set default logger. + // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. + SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr<logger> new_default_logger) { - loggers_[new_default_logger->name()] = new_default_logger; + std::lock_guard<std::mutex> lock(logger_map_mutex_); + // remove previous default logger from the map + if(default_logger_ != nullptr) + { + loggers_.erase(default_logger_->name()); + } + if(new_default_logger != nullptr) + { + loggers_[new_default_logger->name()] = new_default_logger; + } + default_logger_ = std::move(new_default_logger); } - default_logger_ = std::move(new_default_logger); -} -SPDLOG_INLINE void registry::set_tp(std::shared_ptr<thread_pool> tp) -{ - std::lock_guard<std::recursive_mutex> lock(tp_mutex_); - tp_ = std::move(tp); -} + SPDLOG_INLINE void registry::set_tp(std::shared_ptr<thread_pool> tp) + { + std::lock_guard<std::recursive_mutex> lock(tp_mutex_); + tp_ = std::move(tp); + } -SPDLOG_INLINE std::shared_ptr<thread_pool> registry::get_tp() -{ - std::lock_guard<std::recursive_mutex> lock(tp_mutex_); - return tp_; -} + SPDLOG_INLINE std::shared_ptr<thread_pool> registry::get_tp() + { + std::lock_guard<std::recursive_mutex> lock(tp_mutex_); + return tp_; + } -// Set global formatter. Each sink in each logger will get a clone of this object -SPDLOG_INLINE void registry::set_formatter(std::unique_ptr<formatter> formatter) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - formatter_ = std::move(formatter); - for (auto &l : loggers_) + // Set global formatter. Each sink in each logger will get a clone of this object + SPDLOG_INLINE void registry::set_formatter(std::unique_ptr<formatter> formatter) { - l.second->set_formatter(formatter_->clone()); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + formatter_ = std::move(formatter); + for(auto &l : loggers_) + { + l.second->set_formatter(formatter_->clone()); + } } -} -SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - backtrace_n_messages_ = n_messages; + SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) + { + std::lock_guard<std::mutex> lock(logger_map_mutex_); + backtrace_n_messages_ = n_messages; - for (auto &l : loggers_) + for(auto &l : loggers_) + { + l.second->enable_backtrace(n_messages); + } + } + + SPDLOG_INLINE void registry::disable_backtrace() { - l.second->enable_backtrace(n_messages); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + backtrace_n_messages_ = 0; + for(auto &l : loggers_) + { + l.second->disable_backtrace(); + } } -} -SPDLOG_INLINE void registry::disable_backtrace() -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - backtrace_n_messages_ = 0; - for (auto &l : loggers_) + SPDLOG_INLINE void registry::set_level(level::level_enum log_level) { - l.second->disable_backtrace(); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for(auto &l : loggers_) + { + l.second->set_level(log_level); + } + global_log_level_ = log_level; } -} -SPDLOG_INLINE void registry::set_level(level::level_enum log_level) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for (auto &l : loggers_) + SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) { - l.second->set_level(log_level); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for(auto &l : loggers_) + { + l.second->flush_on(log_level); + } + flush_level_ = log_level; } - global_log_level_ = log_level; -} -SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for (auto &l : loggers_) + SPDLOG_INLINE void registry::set_error_handler(err_handler handler) { - l.second->flush_on(log_level); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for(auto &l : loggers_) + { + l.second->set_error_handler(handler); + } + err_handler_ = std::move(handler); } - flush_level_ = log_level; -} -SPDLOG_INLINE void registry::set_error_handler(err_handler handler) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for (auto &l : loggers_) + SPDLOG_INLINE void registry::apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun) { - l.second->set_error_handler(handler); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for(auto &l : loggers_) + { + fun(l.second); + } } - err_handler_ = std::move(handler); -} -SPDLOG_INLINE void registry::apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for (auto &l : loggers_) + SPDLOG_INLINE void registry::flush_all() { - fun(l.second); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + for(auto &l : loggers_) + { + l.second->flush(); + } } -} -SPDLOG_INLINE void registry::flush_all() -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for (auto &l : loggers_) + SPDLOG_INLINE void registry::drop(const std::string &logger_name) { - l.second->flush(); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + loggers_.erase(logger_name); + if(default_logger_ && default_logger_->name() == logger_name) + { + default_logger_.reset(); + } } -} -SPDLOG_INLINE void registry::drop(const std::string &logger_name) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - loggers_.erase(logger_name); - if (default_logger_ && default_logger_->name() == logger_name) + SPDLOG_INLINE void registry::drop_all() { + std::lock_guard<std::mutex> lock(logger_map_mutex_); + loggers_.clear(); default_logger_.reset(); } -} -SPDLOG_INLINE void registry::drop_all() -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - loggers_.clear(); - default_logger_.reset(); -} - -// clean all resources and threads started by the registry -SPDLOG_INLINE void registry::shutdown() -{ + // clean all resources and threads started by the registry + SPDLOG_INLINE void registry::shutdown() { - std::lock_guard<std::mutex> lock(flusher_mutex_); - periodic_flusher_.reset(); + { + std::lock_guard<std::mutex> lock(flusher_mutex_); + periodic_flusher_.reset(); + } + + drop_all(); + + { + std::lock_guard<std::recursive_mutex> lock(tp_mutex_); + tp_.reset(); + } } - drop_all(); + SPDLOG_INLINE std::recursive_mutex ®istry::tp_mutex() + { + return tp_mutex_; + } + SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) { - std::lock_guard<std::recursive_mutex> lock(tp_mutex_); - tp_.reset(); + std::lock_guard<std::mutex> lock(logger_map_mutex_); + automatic_registration_ = automatic_registration; } -} -SPDLOG_INLINE std::recursive_mutex ®istry::tp_mutex() -{ - return tp_mutex_; -} + SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum *global_level) + { + std::lock_guard<std::mutex> lock(logger_map_mutex_); + log_levels_ = std::move(levels); + auto global_level_requested = global_level != nullptr; + global_log_level_ = global_level_requested ? *global_level : global_log_level_; -SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - automatic_registration_ = automatic_registration; -} + for(auto &logger : loggers_) + { + auto logger_entry = log_levels_.find(logger.first); + if(logger_entry != log_levels_.end()) + { + logger.second->set_level(logger_entry->second); + } + else if(global_level_requested) + { + logger.second->set_level(*global_level); + } + } + } -SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum *global_level) -{ - std::lock_guard<std::mutex> lock(logger_map_mutex_); - log_levels_ = std::move(levels); - auto global_level_requested = global_level != nullptr; - global_log_level_ = global_level_requested ? *global_level : global_log_level_; + SPDLOG_INLINE registry ®istry::instance() + { + static registry s_instance; + return s_instance; + } - for (auto &logger : loggers_) + SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) { - auto logger_entry = log_levels_.find(logger.first); - if (logger_entry != log_levels_.end()) - { - logger.second->set_level(logger_entry->second); - } - else if (global_level_requested) + if(loggers_.find(logger_name) != loggers_.end()) { - logger.second->set_level(*global_level); + throw_spdlog_ex("logger with name '" + logger_name + "' already exists"); } } -} - -SPDLOG_INLINE registry ®istry::instance() -{ - static registry s_instance; - return s_instance; -} -SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) -{ - if (loggers_.find(logger_name) != loggers_.end()) + SPDLOG_INLINE void registry::register_logger_(std::shared_ptr<logger> new_logger) { - throw_spdlog_ex("logger with name '" + logger_name + "' already exists"); + auto logger_name = new_logger->name(); + throw_if_exists_(logger_name); + loggers_[logger_name] = std::move(new_logger); } -} - -SPDLOG_INLINE void registry::register_logger_(std::shared_ptr<logger> new_logger) -{ - auto logger_name = new_logger->name(); - throw_if_exists_(logger_name); - loggers_[logger_name] = std::move(new_logger); -} } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/registry.h b/include/spdlog/details/registry.h index 6a4a5abce..2c00585f7 100644 --- a/include/spdlog/details/registry.h +++ b/include/spdlog/details/registry.h @@ -8,114 +8,115 @@ // If user requests a non existing logger, nullptr will be returned // This class is thread safe -#include <spdlog/common.h> -#include <spdlog/details/periodic_worker.h> - #include <chrono> #include <functional> #include <memory> +#include <mutex> +#include <spdlog/common.h> +#include <spdlog/details/periodic_worker.h> #include <string> #include <unordered_map> -#include <mutex> -namespace spdlog { +namespace spdlog +{ class logger; -namespace details { -class thread_pool; - -class SPDLOG_API registry +namespace details { -public: - using log_levels = std::unordered_map<std::string, level::level_enum>; - registry(const registry &) = delete; - registry &operator=(const registry &) = delete; + class thread_pool; - void register_logger(std::shared_ptr<logger> new_logger); - void initialize_logger(std::shared_ptr<logger> new_logger); - std::shared_ptr<logger> get(const std::string &logger_name); - std::shared_ptr<logger> default_logger(); + class SPDLOG_API registry + { + public: + using log_levels = std::unordered_map<std::string, level::level_enum>; + registry(const registry &) = delete; + registry &operator=(const registry &) = delete; - // Return raw ptr to the default logger. - // To be used directly by the spdlog default api (e.g. spdlog::info) - // This make the default API faster, but cannot be used concurrently with set_default_logger(). - // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. - logger *get_default_raw(); + void register_logger(std::shared_ptr<logger> new_logger); + void initialize_logger(std::shared_ptr<logger> new_logger); + std::shared_ptr<logger> get(const std::string &logger_name); + std::shared_ptr<logger> default_logger(); - // set default logger. - // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. - void set_default_logger(std::shared_ptr<logger> new_default_logger); + // Return raw ptr to the default logger. + // To be used directly by the spdlog default api (e.g. spdlog::info) + // This make the default API faster, but cannot be used concurrently with set_default_logger(). + // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. + logger *get_default_raw(); - void set_tp(std::shared_ptr<thread_pool> tp); + // set default logger. + // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. + void set_default_logger(std::shared_ptr<logger> new_default_logger); - std::shared_ptr<thread_pool> get_tp(); + void set_tp(std::shared_ptr<thread_pool> tp); - // Set global formatter. Each sink in each logger will get a clone of this object - void set_formatter(std::unique_ptr<formatter> formatter); + std::shared_ptr<thread_pool> get_tp(); - void enable_backtrace(size_t n_messages); + // Set global formatter. Each sink in each logger will get a clone of this object + void set_formatter(std::unique_ptr<formatter> formatter); - void disable_backtrace(); + void enable_backtrace(size_t n_messages); - void set_level(level::level_enum log_level); + void disable_backtrace(); - void flush_on(level::level_enum log_level); + void set_level(level::level_enum log_level); - template<typename Rep, typename Period> - void flush_every(std::chrono::duration<Rep, Period> interval) - { - std::lock_guard<std::mutex> lock(flusher_mutex_); - auto clbk = [this]() { this->flush_all(); }; - periodic_flusher_ = details::make_unique<periodic_worker>(clbk, interval); - } + void flush_on(level::level_enum log_level); + + template <typename Rep, typename Period> + void flush_every(std::chrono::duration<Rep, Period> interval) + { + std::lock_guard<std::mutex> lock(flusher_mutex_); + auto clbk = [this]() { this->flush_all(); }; + periodic_flusher_ = details::make_unique<periodic_worker>(clbk, interval); + } - void set_error_handler(err_handler handler); + void set_error_handler(err_handler handler); - void apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun); + void apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun); - void flush_all(); + void flush_all(); - void drop(const std::string &logger_name); + void drop(const std::string &logger_name); - void drop_all(); + void drop_all(); - // clean all resources and threads started by the registry - void shutdown(); + // clean all resources and threads started by the registry + void shutdown(); - std::recursive_mutex &tp_mutex(); + std::recursive_mutex &tp_mutex(); - void set_automatic_registration(bool automatic_registration); + void set_automatic_registration(bool automatic_registration); - // set levels for all existing/future loggers. global_level can be null if should not set. - void set_levels(log_levels levels, level::level_enum *global_level); + // set levels for all existing/future loggers. global_level can be null if should not set. + void set_levels(log_levels levels, level::level_enum *global_level); - static registry &instance(); + static registry &instance(); -private: - registry(); - ~registry(); + private: + registry(); + ~registry(); - void throw_if_exists_(const std::string &logger_name); - void register_logger_(std::shared_ptr<logger> new_logger); - bool set_level_from_cfg_(logger *logger); - std::mutex logger_map_mutex_, flusher_mutex_; - std::recursive_mutex tp_mutex_; - std::unordered_map<std::string, std::shared_ptr<logger>> loggers_; - log_levels log_levels_; - std::unique_ptr<formatter> formatter_; - spdlog::level::level_enum global_log_level_ = level::info; - level::level_enum flush_level_ = level::off; - err_handler err_handler_; - std::shared_ptr<thread_pool> tp_; - std::unique_ptr<periodic_worker> periodic_flusher_; - std::shared_ptr<logger> default_logger_; - bool automatic_registration_ = true; - size_t backtrace_n_messages_ = 0; -}; + void throw_if_exists_(const std::string &logger_name); + void register_logger_(std::shared_ptr<logger> new_logger); + bool set_level_from_cfg_(logger *logger); + std::mutex logger_map_mutex_, flusher_mutex_; + std::recursive_mutex tp_mutex_; + std::unordered_map<std::string, std::shared_ptr<logger>> loggers_; + log_levels log_levels_; + std::unique_ptr<formatter> formatter_; + spdlog::level::level_enum global_log_level_ = level::info; + level::level_enum flush_level_ = level::off; + err_handler err_handler_; + std::shared_ptr<thread_pool> tp_; + std::unique_ptr<periodic_worker> periodic_flusher_; + std::shared_ptr<logger> default_logger_; + bool automatic_registration_ = true; + size_t backtrace_n_messages_ = 0; + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "registry-inl.h" +#include "registry-inl.h" #endif diff --git a/include/spdlog/details/synchronous_factory.h b/include/spdlog/details/synchronous_factory.h index 1f729ab93..732300c45 100644 --- a/include/spdlog/details/synchronous_factory.h +++ b/include/spdlog/details/synchronous_factory.h @@ -5,17 +5,18 @@ #include "registry.h" -namespace spdlog { +namespace spdlog +{ // Default logger factory- creates synchronous loggers class logger; struct synchronous_factory { - template<typename Sink, typename... SinkArgs> - static std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&... args) + template <typename Sink, typename... SinkArgs> + static std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&...args) { - auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); + auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); auto new_logger = std::make_shared<spdlog::logger>(std::move(logger_name), std::move(sink)); details::registry::instance().initialize_logger(new_logger); return new_logger; diff --git a/include/spdlog/details/tcp_client-windows.h b/include/spdlog/details/tcp_client-windows.h index 9d3647aaa..d651df5e7 100644 --- a/include/spdlog/details/tcp_client-windows.h +++ b/include/spdlog/details/tcp_client-windows.h @@ -7,154 +7,154 @@ // tcp client helper #include <spdlog/common.h> #include <spdlog/details/os.h> - -#include <winsock2.h> -#include <windows.h> -#include <ws2tcpip.h> -#include <stdlib.h> #include <stdio.h> +#include <stdlib.h> #include <string> +#include <windows.h> +#include <winsock2.h> +#include <ws2tcpip.h> #pragma comment(lib, "Ws2_32.lib") #pragma comment(lib, "Mswsock.lib") #pragma comment(lib, "AdvApi32.lib") -namespace spdlog { -namespace details { -class tcp_client +namespace spdlog { - SOCKET socket_ = INVALID_SOCKET; - - static void init_winsock_() +namespace details +{ + class tcp_client { - WSADATA wsaData; - auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData); - if (rv != 0) + SOCKET socket_ = INVALID_SOCKET; + + static void init_winsock_() { - throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + WSADATA wsaData; + auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData); + if(rv != 0) + { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } } - } - - static void throw_winsock_error_(const std::string &msg, int last_error) - { - char buf[512]; - ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, last_error, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, (sizeof(buf) / sizeof(char)), NULL); - - throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf)); - } - -public: - tcp_client() - { - init_winsock_(); - } - - ~tcp_client() - { - close(); - ::WSACleanup(); - } - bool is_connected() const - { - return socket_ != INVALID_SOCKET; - } - - void close() - { - ::closesocket(socket_); - socket_ = INVALID_SOCKET; - } + static void throw_winsock_error_(const std::string &msg, int last_error) + { + char buf[512]; + ::FormatMessageA( + FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, + last_error, + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + buf, + (sizeof(buf) / sizeof(char)), + NULL); + + throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf)); + } - SOCKET fd() const - { - return socket_; - } + public: + tcp_client() { init_winsock_(); } - // try to connect or throw on failure - void connect(const std::string &host, int port) - { - if (is_connected()) + ~tcp_client() { close(); + ::WSACleanup(); } - struct addrinfo hints - {}; - ZeroMemory(&hints, sizeof(hints)); - - hints.ai_family = AF_INET; // IPv4 - hints.ai_socktype = SOCK_STREAM; // TCP - hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value - hints.ai_protocol = 0; - - auto port_str = std::to_string(port); - struct addrinfo *addrinfo_result; - auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); - int last_error = 0; - if (rv != 0) + + bool is_connected() const { return socket_ != INVALID_SOCKET; } + + void close() { - last_error = ::WSAGetLastError(); - WSACleanup(); - throw_winsock_error_("getaddrinfo failed", last_error); + ::closesocket(socket_); + socket_ = INVALID_SOCKET; } - // Try each address until we successfully connect(2). + SOCKET fd() const { return socket_; } - for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) + // try to connect or throw on failure + void connect(const std::string &host, int port) { - socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); - if (socket_ == INVALID_SOCKET) + if(is_connected()) { - last_error = ::WSAGetLastError(); - WSACleanup(); - continue; + close(); } - if (::connect(socket_, rp->ai_addr, (int)rp->ai_addrlen) == 0) + struct addrinfo hints { - break; - } - else + }; + ZeroMemory(&hints, sizeof(hints)); + + hints.ai_family = AF_INET; // IPv4 + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo *addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + int last_error = 0; + if(rv != 0) { last_error = ::WSAGetLastError(); - close(); + WSACleanup(); + throw_winsock_error_("getaddrinfo failed", last_error); } - } - ::freeaddrinfo(addrinfo_result); - if (socket_ == INVALID_SOCKET) - { - WSACleanup(); - throw_winsock_error_("connect failed", last_error); - } - // set TCP_NODELAY - int enable_flag = 1; - ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); - } + // Try each address until we successfully connect(2). - // Send exactly n_bytes of the given data. - // On error close the connection and throw. - void send(const char *data, size_t n_bytes) - { - size_t bytes_sent = 0; - while (bytes_sent < n_bytes) - { - const int send_flags = 0; - auto write_result = ::send(socket_, data + bytes_sent, (int)(n_bytes - bytes_sent), send_flags); - if (write_result == SOCKET_ERROR) + for(auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) { - int last_error = ::WSAGetLastError(); - close(); - throw_winsock_error_("send failed", last_error); + socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); + if(socket_ == INVALID_SOCKET) + { + last_error = ::WSAGetLastError(); + WSACleanup(); + continue; + } + if(::connect(socket_, rp->ai_addr, (int) rp->ai_addrlen) == 0) + { + break; + } + else + { + last_error = ::WSAGetLastError(); + close(); + } + } + ::freeaddrinfo(addrinfo_result); + if(socket_ == INVALID_SOCKET) + { + WSACleanup(); + throw_winsock_error_("connect failed", last_error); } - if (write_result == 0) // (probably should not happen but in any case..) + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt( + socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); + } + + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) + { + size_t bytes_sent = 0; + while(bytes_sent < n_bytes) { - break; + const int send_flags = 0; + auto write_result = ::send(socket_, data + bytes_sent, (int) (n_bytes - bytes_sent), send_flags); + if(write_result == SOCKET_ERROR) + { + int last_error = ::WSAGetLastError(); + close(); + throw_winsock_error_("send failed", last_error); + } + + if(write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast<size_t>(write_result); } - bytes_sent += static_cast<size_t>(write_result); } - } -}; + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/tcp_client.h b/include/spdlog/details/tcp_client.h index 0daff0eb4..d7ae7ffdc 100644 --- a/include/spdlog/details/tcp_client.h +++ b/include/spdlog/details/tcp_client.h @@ -4,142 +4,136 @@ #pragma once #ifdef _WIN32 -# error include tcp_client-windows.h instead +#error include tcp_client-windows.h instead #endif // tcp client helper -#include <spdlog/common.h> -#include <spdlog/details/os.h> - -#include <sys/socket.h> #include <arpa/inet.h> -#include <unistd.h> #include <netdb.h> #include <netinet/tcp.h> - +#include <spdlog/common.h> +#include <spdlog/details/os.h> #include <string> +#include <sys/socket.h> +#include <unistd.h> -namespace spdlog { -namespace details { -class tcp_client +namespace spdlog { - int socket_ = -1; - -public: - bool is_connected() const +namespace details +{ + class tcp_client { - return socket_ != -1; - } + int socket_ = -1; - void close() - { - if (is_connected()) + public: + bool is_connected() const { return socket_ != -1; } + + void close() { - ::close(socket_); - socket_ = -1; + if(is_connected()) + { + ::close(socket_); + socket_ = -1; + } } - } - int fd() const - { - return socket_; - } + int fd() const { return socket_; } - ~tcp_client() - { - close(); - } + ~tcp_client() { close(); } - // try to connect or throw on failure - void connect(const std::string &host, int port) - { - close(); - struct addrinfo hints - {}; - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_INET; // IPv4 - hints.ai_socktype = SOCK_STREAM; // TCP - hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value - hints.ai_protocol = 0; - - auto port_str = std::to_string(port); - struct addrinfo *addrinfo_result; - auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); - if (rv != 0) + // try to connect or throw on failure + void connect(const std::string &host, int port) { - throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv))); - } + close(); + struct addrinfo hints + { + }; + memset(&hints, 0, sizeof(struct addrinfo)); + hints.ai_family = AF_INET; // IPv4 + hints.ai_socktype = SOCK_STREAM; // TCP + hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value + hints.ai_protocol = 0; + + auto port_str = std::to_string(port); + struct addrinfo *addrinfo_result; + auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); + if(rv != 0) + { + throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv))); + } - // Try each address until we successfully connect(2). - int last_errno = 0; - for (auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) - { + // Try each address until we successfully connect(2). + int last_errno = 0; + for(auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) + { #if defined(SOCK_CLOEXEC) - const int flags = SOCK_CLOEXEC; + const int flags = SOCK_CLOEXEC; #else - const int flags = 0; + const int flags = 0; #endif - socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol); - if (socket_ == -1) - { + socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol); + if(socket_ == -1) + { + last_errno = errno; + continue; + } + rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen); + if(rv == 0) + { + break; + } last_errno = errno; - continue; + ::close(socket_); + socket_ = -1; } - rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen); - if (rv == 0) + ::freeaddrinfo(addrinfo_result); + if(socket_ == -1) { - break; + throw_spdlog_ex("::connect failed", last_errno); } - last_errno = errno; - ::close(socket_); - socket_ = -1; - } - ::freeaddrinfo(addrinfo_result); - if (socket_ == -1) - { - throw_spdlog_ex("::connect failed", last_errno); - } - // set TCP_NODELAY - int enable_flag = 1; - ::setsockopt(socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); + // set TCP_NODELAY + int enable_flag = 1; + ::setsockopt( + socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); - // prevent sigpipe on systems where MSG_NOSIGNAL is not available + // prevent sigpipe on systems where MSG_NOSIGNAL is not available #if defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) - ::setsockopt(socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); + ::setsockopt( + socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); #endif #if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) -# error "tcp_sink would raise SIGPIPE since niether SO_NOSIGPIPE nor MSG_NOSIGNAL are available" +#error "tcp_sink would raise SIGPIPE since niether SO_NOSIGPIPE nor MSG_NOSIGNAL are available" #endif - } + } - // Send exactly n_bytes of the given data. - // On error close the connection and throw. - void send(const char *data, size_t n_bytes) - { - size_t bytes_sent = 0; - while (bytes_sent < n_bytes) + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) { + size_t bytes_sent = 0; + while(bytes_sent < n_bytes) + { #if defined(MSG_NOSIGNAL) - const int send_flags = MSG_NOSIGNAL; + const int send_flags = MSG_NOSIGNAL; #else - const int send_flags = 0; + const int send_flags = 0; #endif - auto write_result = ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags); - if (write_result < 0) - { - close(); - throw_spdlog_ex("write(2) failed", errno); - } - - if (write_result == 0) // (probably should not happen but in any case..) - { - break; + auto write_result = ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags); + if(write_result < 0) + { + close(); + throw_spdlog_ex("write(2) failed", errno); + } + + if(write_result == 0) // (probably should not happen but in any case..) + { + break; + } + bytes_sent += static_cast<size_t>(write_result); } - bytes_sent += static_cast<size_t>(write_result); } - } -}; + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/thread_pool-inl.h b/include/spdlog/details/thread_pool-inl.h index 369f30fe0..cb944d483 100644 --- a/include/spdlog/details/thread_pool-inl.h +++ b/include/spdlog/details/thread_pool-inl.h @@ -4,138 +4,160 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/details/thread_pool.h> +#include <spdlog/details/thread_pool.h> #endif -#include <spdlog/common.h> #include <cassert> +#include <spdlog/common.h> -namespace spdlog { -namespace details { - -SPDLOG_INLINE thread_pool::thread_pool( - size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start, std::function<void()> on_thread_stop) - : q_(q_max_items) +namespace spdlog { - if (threads_n == 0 || threads_n > 1000) - { - throw_spdlog_ex("spdlog::thread_pool(): invalid threads_n param (valid " - "range is 1-1000)"); - } - for (size_t i = 0; i < threads_n; i++) - { - threads_.emplace_back([this, on_thread_start, on_thread_stop] { - on_thread_start(); - this->thread_pool::worker_loop_(); - on_thread_stop(); - }); - } -} - -SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start) - : thread_pool(q_max_items, threads_n, on_thread_start, [] {}) -{} - -SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n) - : thread_pool( - q_max_items, threads_n, [] {}, [] {}) -{} - -// message all threads to terminate gracefully join them -SPDLOG_INLINE thread_pool::~thread_pool() +namespace details { - SPDLOG_TRY + + SPDLOG_INLINE thread_pool::thread_pool( + size_t q_max_items, + size_t threads_n, + std::function<void()> on_thread_start, + std::function<void()> on_thread_stop) : + q_(q_max_items) { - for (size_t i = 0; i < threads_.size(); i++) + if(threads_n == 0 || threads_n > 1000) { - post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block); + throw_spdlog_ex("spdlog::thread_pool(): invalid threads_n param (valid " + "range is 1-1000)"); } - - for (auto &t : threads_) + for(size_t i = 0; i < threads_n; i++) { - t.join(); + threads_.emplace_back( + [this, on_thread_start, on_thread_stop] + { + on_thread_start(); + this->thread_pool::worker_loop_(); + on_thread_stop(); + }); } } - SPDLOG_CATCH_STD -} - -void SPDLOG_INLINE thread_pool::post_log(async_logger_ptr &&worker_ptr, const details::log_msg &msg, async_overflow_policy overflow_policy) -{ - async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg); - post_async_msg_(std::move(async_m), overflow_policy); -} -void SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy) -{ - post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush), overflow_policy); -} - -size_t SPDLOG_INLINE thread_pool::overrun_counter() -{ - return q_.overrun_counter(); -} - -void SPDLOG_INLINE thread_pool::reset_overrun_counter() -{ - q_.reset_overrun_counter(); -} - -size_t SPDLOG_INLINE thread_pool::queue_size() -{ - return q_.size(); -} + SPDLOG_INLINE + thread_pool::thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start) : + thread_pool(q_max_items, threads_n, on_thread_start, [] {}) + { + } -void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy) -{ - if (overflow_policy == async_overflow_policy::block) + SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n) : + thread_pool( + q_max_items, + threads_n, + [] {}, + [] {}) { - q_.enqueue(std::move(new_msg)); } - else + + // message all threads to terminate gracefully join them + SPDLOG_INLINE thread_pool::~thread_pool() { - q_.enqueue_nowait(std::move(new_msg)); + SPDLOG_TRY + { + for(size_t i = 0; i < threads_.size(); i++) + { + post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block); + } + + for(auto &t : threads_) + { + t.join(); + } + } + SPDLOG_CATCH_STD } -} -void SPDLOG_INLINE thread_pool::worker_loop_() -{ - while (process_next_msg_()) {} -} + void SPDLOG_INLINE thread_pool::post_log( + async_logger_ptr &&worker_ptr, + const details::log_msg &msg, + async_overflow_policy overflow_policy) + { + async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg); + post_async_msg_(std::move(async_m), overflow_policy); + } -// process next message in the queue -// return true if this thread should still be active (while no terminate msg -// was received) -bool SPDLOG_INLINE thread_pool::process_next_msg_() -{ - async_msg incoming_async_msg; - bool dequeued = q_.dequeue_for(incoming_async_msg, std::chrono::seconds(10)); - if (!dequeued) + void SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy) { - return true; + post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush), overflow_policy); } - switch (incoming_async_msg.msg_type) + size_t SPDLOG_INLINE thread_pool::overrun_counter() { - case async_msg_type::log: { - incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg); - return true; + return q_.overrun_counter(); } - case async_msg_type::flush: { - incoming_async_msg.worker_ptr->backend_flush_(); - return true; + + void SPDLOG_INLINE thread_pool::reset_overrun_counter() + { + q_.reset_overrun_counter(); } - case async_msg_type::terminate: { - return false; + size_t SPDLOG_INLINE thread_pool::queue_size() + { + return q_.size(); } - default: { - assert(false); + void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy) + { + if(overflow_policy == async_overflow_policy::block) + { + q_.enqueue(std::move(new_msg)); + } + else + { + q_.enqueue_nowait(std::move(new_msg)); + } } + + void SPDLOG_INLINE thread_pool::worker_loop_() + { + while(process_next_msg_()) + { + } } - return true; -} + // process next message in the queue + // return true if this thread should still be active (while no terminate msg + // was received) + bool SPDLOG_INLINE thread_pool::process_next_msg_() + { + async_msg incoming_async_msg; + bool dequeued = q_.dequeue_for(incoming_async_msg, std::chrono::seconds(10)); + if(!dequeued) + { + return true; + } + + switch(incoming_async_msg.msg_type) + { + case async_msg_type::log: + { + incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg); + return true; + } + case async_msg_type::flush: + { + incoming_async_msg.worker_ptr->backend_flush_(); + return true; + } + + case async_msg_type::terminate: + { + return false; + } + + default: + { + assert(false); + } + } + + return true; + } } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/thread_pool.h b/include/spdlog/details/thread_pool.h index 52c569b80..280c72d0c 100644 --- a/include/spdlog/details/thread_pool.h +++ b/include/spdlog/details/thread_pool.h @@ -3,120 +3,121 @@ #pragma once +#include <chrono> +#include <functional> +#include <memory> #include <spdlog/details/log_msg_buffer.h> #include <spdlog/details/mpmc_blocking_q.h> #include <spdlog/details/os.h> - -#include <chrono> -#include <memory> #include <thread> #include <vector> -#include <functional> -namespace spdlog { +namespace spdlog +{ class async_logger; -namespace details { +namespace details +{ -using async_logger_ptr = std::shared_ptr<spdlog::async_logger>; + using async_logger_ptr = std::shared_ptr<spdlog::async_logger>; -enum class async_msg_type -{ - log, - flush, - terminate -}; - -// Async msg to move to/from the queue -// Movable only. should never be copied -struct async_msg : log_msg_buffer -{ - async_msg_type msg_type{async_msg_type::log}; - async_logger_ptr worker_ptr; + enum class async_msg_type + { + log, + flush, + terminate + }; + + // Async msg to move to/from the queue + // Movable only. should never be copied + struct async_msg : log_msg_buffer + { + async_msg_type msg_type{async_msg_type::log}; + async_logger_ptr worker_ptr; - async_msg() = default; - ~async_msg() = default; + async_msg() = default; + ~async_msg() = default; - // should only be moved in or out of the queue.. - async_msg(const async_msg &) = delete; + // should only be moved in or out of the queue.. + async_msg(const async_msg &) = delete; // support for vs2013 move #if defined(_MSC_VER) && _MSC_VER <= 1800 - async_msg(async_msg &&other) - : log_msg_buffer(std::move(other)) - , msg_type(other.msg_type) - , worker_ptr(std::move(other.worker_ptr)) - {} - - async_msg &operator=(async_msg &&other) - { - *static_cast<log_msg_buffer *>(this) = std::move(other); - msg_type = other.msg_type; - worker_ptr = std::move(other.worker_ptr); - return *this; - } + async_msg(async_msg &&other) : + log_msg_buffer(std::move(other)), msg_type(other.msg_type), worker_ptr(std::move(other.worker_ptr)) + { + } + + async_msg &operator=(async_msg &&other) + { + *static_cast<log_msg_buffer *>(this) = std::move(other); + msg_type = other.msg_type; + worker_ptr = std::move(other.worker_ptr); + return *this; + } #else // (_MSC_VER) && _MSC_VER <= 1800 - async_msg(async_msg &&) = default; - async_msg &operator=(async_msg &&) = default; + async_msg(async_msg &&) = default; + async_msg &operator=(async_msg &&) = default; #endif - // construct from log_msg with given type - async_msg(async_logger_ptr &&worker, async_msg_type the_type, const details::log_msg &m) - : log_msg_buffer{m} - , msg_type{the_type} - , worker_ptr{std::move(worker)} - {} - - async_msg(async_logger_ptr &&worker, async_msg_type the_type) - : log_msg_buffer{} - , msg_type{the_type} - , worker_ptr{std::move(worker)} - {} - - explicit async_msg(async_msg_type the_type) - : async_msg{nullptr, the_type} - {} -}; - -class SPDLOG_API thread_pool -{ -public: - using item_type = async_msg; - using q_type = details::mpmc_blocking_queue<item_type>; + // construct from log_msg with given type + async_msg(async_logger_ptr &&worker, async_msg_type the_type, const details::log_msg &m) : + log_msg_buffer{m}, msg_type{the_type}, worker_ptr{std::move(worker)} + { + } + + async_msg(async_logger_ptr &&worker, async_msg_type the_type) : + log_msg_buffer{}, msg_type{the_type}, worker_ptr{std::move(worker)} + { + } + + explicit async_msg(async_msg_type the_type) : async_msg{nullptr, the_type} {} + }; + + class SPDLOG_API thread_pool + { + public: + using item_type = async_msg; + using q_type = details::mpmc_blocking_queue<item_type>; - thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start, std::function<void()> on_thread_stop); - thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start); - thread_pool(size_t q_max_items, size_t threads_n); + thread_pool( + size_t q_max_items, + size_t threads_n, + std::function<void()> on_thread_start, + std::function<void()> on_thread_stop); + thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start); + thread_pool(size_t q_max_items, size_t threads_n); - // message all threads to terminate gracefully and join them - ~thread_pool(); + // message all threads to terminate gracefully and join them + ~thread_pool(); - thread_pool(const thread_pool &) = delete; - thread_pool &operator=(thread_pool &&) = delete; + thread_pool(const thread_pool &) = delete; + thread_pool &operator=(thread_pool &&) = delete; - void post_log(async_logger_ptr &&worker_ptr, const details::log_msg &msg, async_overflow_policy overflow_policy); - void post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy); - size_t overrun_counter(); - void reset_overrun_counter(); - size_t queue_size(); + void + post_log(async_logger_ptr &&worker_ptr, const details::log_msg &msg, async_overflow_policy overflow_policy); + void post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy); + size_t overrun_counter(); + void reset_overrun_counter(); + size_t queue_size(); -private: - q_type q_; + private: + q_type q_; - std::vector<std::thread> threads_; + std::vector<std::thread> threads_; - void post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy); - void worker_loop_(); + void post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy); + void worker_loop_(); - // process next message in the queue - // return true if this thread should still be active (while no terminate msg - // was received) - bool process_next_msg_(); -}; + // process next message in the queue + // return true if this thread should still be active (while no terminate msg + // was received) + bool process_next_msg_(); + }; } // namespace details } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "thread_pool-inl.h" +#include "thread_pool-inl.h" #endif diff --git a/include/spdlog/details/udp_client-windows.h b/include/spdlog/details/udp_client-windows.h index 8e763356d..00dd37c6b 100644 --- a/include/spdlog/details/udp_client-windows.h +++ b/include/spdlog/details/udp_client-windows.h @@ -9,103 +9,110 @@ #include <spdlog/common.h> #include <spdlog/details/os.h> #include <spdlog/details/windows_include.h> -#include <winsock2.h> -#include <ws2tcpip.h> -#include <stdlib.h> #include <stdio.h> +#include <stdlib.h> #include <string> +#include <winsock2.h> +#include <ws2tcpip.h> #pragma comment(lib, "Ws2_32.lib") #pragma comment(lib, "Mswsock.lib") #pragma comment(lib, "AdvApi32.lib") -namespace spdlog { -namespace details { -class udp_client +namespace spdlog { - static constexpr int TX_BUFFER_SIZE = 1024 * 10; - SOCKET socket_ = INVALID_SOCKET; - sockaddr_in addr_ = {0}; - - static void init_winsock_() - { - WSADATA wsaData; - auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData); - if (rv != 0) - { - throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); - } - } - - static void throw_winsock_error_(const std::string &msg, int last_error) +namespace details +{ + class udp_client { - char buf[512]; - ::FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, last_error, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), buf, (sizeof(buf) / sizeof(char)), NULL); - - throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf)); - } + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + SOCKET socket_ = INVALID_SOCKET; + sockaddr_in addr_ = {0}; - void cleanup_() - { - if (socket_ != INVALID_SOCKET) + static void init_winsock_() { - ::closesocket(socket_); + WSADATA wsaData; + auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData); + if(rv != 0) + { + throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); + } } - socket_ = INVALID_SOCKET; - ::WSACleanup(); - } - -public: - udp_client(const std::string &host, uint16_t port) - { - init_winsock_(); - addr_.sin_family = PF_INET; - addr_.sin_port = htons(port); - addr_.sin_addr.s_addr = INADDR_ANY; - if (InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) + static void throw_winsock_error_(const std::string &msg, int last_error) { - int last_error = ::WSAGetLastError(); - ::WSACleanup(); - throw_winsock_error_("error: Invalid address!", last_error); + char buf[512]; + ::FormatMessageA( + FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, + NULL, + last_error, + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + buf, + (sizeof(buf) / sizeof(char)), + NULL); + + throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf)); } - socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); - if (socket_ == INVALID_SOCKET) + void cleanup_() { - int last_error = ::WSAGetLastError(); + if(socket_ != INVALID_SOCKET) + { + ::closesocket(socket_); + } + socket_ = INVALID_SOCKET; ::WSACleanup(); - throw_winsock_error_("error: Create Socket failed", last_error); } - int option_value = TX_BUFFER_SIZE; - if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, reinterpret_cast<const char *>(&option_value), sizeof(option_value)) < 0) + public: + udp_client(const std::string &host, uint16_t port) { - int last_error = ::WSAGetLastError(); - cleanup_(); - throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error); + init_winsock_(); + + addr_.sin_family = PF_INET; + addr_.sin_port = htons(port); + addr_.sin_addr.s_addr = INADDR_ANY; + if(InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) + { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Invalid address!", last_error); + } + + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if(socket_ == INVALID_SOCKET) + { + int last_error = ::WSAGetLastError(); + ::WSACleanup(); + throw_winsock_error_("error: Create Socket failed", last_error); + } + + int option_value = TX_BUFFER_SIZE; + if(::setsockopt( + socket_, + SOL_SOCKET, + SO_SNDBUF, + reinterpret_cast<const char *>(&option_value), + sizeof(option_value)) < 0) + { + int last_error = ::WSAGetLastError(); + cleanup_(); + throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error); + } } - } - ~udp_client() - { - cleanup_(); - } + ~udp_client() { cleanup_(); } - SOCKET fd() const - { - return socket_; - } + SOCKET fd() const { return socket_; } - void send(const char *data, size_t n_bytes) - { - socklen_t tolen = sizeof(struct sockaddr); - if (::sendto(socket_, data, static_cast<int>(n_bytes), 0, (struct sockaddr *)&addr_, tolen) == -1) + void send(const char *data, size_t n_bytes) { - throw_spdlog_ex("sendto(2) failed", errno); + socklen_t tolen = sizeof(struct sockaddr); + if(::sendto(socket_, data, static_cast<int>(n_bytes), 0, (struct sockaddr *) &addr_, tolen) == -1) + { + throw_spdlog_ex("sendto(2) failed", errno); + } } - } -}; + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/udp_client.h b/include/spdlog/details/udp_client.h index 2db5b89e7..eecdafe2d 100644 --- a/include/spdlog/details/udp_client.h +++ b/include/spdlog/details/udp_client.h @@ -7,88 +7,87 @@ // Will throw on construction if the socket creation failed. #ifdef _WIN32 -# error "include udp_client-windows.h instead" +#error "include udp_client-windows.h instead" #endif -#include <spdlog/common.h> -#include <spdlog/details/os.h> - -#include <sys/socket.h> -#include <netinet/in.h> #include <arpa/inet.h> -#include <unistd.h> #include <netdb.h> +#include <netinet/in.h> #include <netinet/udp.h> - +#include <spdlog/common.h> +#include <spdlog/details/os.h> #include <string> +#include <sys/socket.h> +#include <unistd.h> -namespace spdlog { -namespace details { - -class udp_client +namespace spdlog +{ +namespace details { - static constexpr int TX_BUFFER_SIZE = 1024 * 10; - int socket_ = -1; - struct sockaddr_in sockAddr_; - - void cleanup_() - { - if (socket_ != -1) - { - ::close(socket_); - socket_ = -1; - } - } -public: - udp_client(const std::string &host, uint16_t port) + class udp_client { - socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); - if (socket_ < 0) - { - throw_spdlog_ex("error: Create Socket Failed!"); - } + static constexpr int TX_BUFFER_SIZE = 1024 * 10; + int socket_ = -1; + struct sockaddr_in sockAddr_; - int option_value = TX_BUFFER_SIZE; - if (::setsockopt(socket_, SOL_SOCKET, SO_SNDBUF, reinterpret_cast<const char *>(&option_value), sizeof(option_value)) < 0) + void cleanup_() { - cleanup_(); - throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!"); + if(socket_ != -1) + { + ::close(socket_); + socket_ = -1; + } } - sockAddr_.sin_family = AF_INET; - sockAddr_.sin_port = htons(port); - - if (::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) + public: + udp_client(const std::string &host, uint16_t port) { - cleanup_(); - throw_spdlog_ex("error: Invalid address!"); + socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); + if(socket_ < 0) + { + throw_spdlog_ex("error: Create Socket Failed!"); + } + + int option_value = TX_BUFFER_SIZE; + if(::setsockopt( + socket_, + SOL_SOCKET, + SO_SNDBUF, + reinterpret_cast<const char *>(&option_value), + sizeof(option_value)) < 0) + { + cleanup_(); + throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!"); + } + + sockAddr_.sin_family = AF_INET; + sockAddr_.sin_port = htons(port); + + if(::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) + { + cleanup_(); + throw_spdlog_ex("error: Invalid address!"); + } + + ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero)); } - ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero)); - } - - ~udp_client() - { - cleanup_(); - } + ~udp_client() { cleanup_(); } - int fd() const - { - return socket_; - } + int fd() const { return socket_; } - // Send exactly n_bytes of the given data. - // On error close the connection and throw. - void send(const char *data, size_t n_bytes) - { - ssize_t toslen = 0; - socklen_t tolen = sizeof(struct sockaddr); - if ((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr *)&sockAddr_, tolen)) == -1) + // Send exactly n_bytes of the given data. + // On error close the connection and throw. + void send(const char *data, size_t n_bytes) { - throw_spdlog_ex("sendto(2) failed", errno); + ssize_t toslen = 0; + socklen_t tolen = sizeof(struct sockaddr); + if((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr *) &sockAddr_, tolen)) == -1) + { + throw_spdlog_ex("sendto(2) failed", errno); + } } - } -}; + }; } // namespace details } // namespace spdlog diff --git a/include/spdlog/details/windows_include.h b/include/spdlog/details/windows_include.h index a92390b9a..6a2f14f9c 100644 --- a/include/spdlog/details/windows_include.h +++ b/include/spdlog/details/windows_include.h @@ -1,11 +1,11 @@ #pragma once #ifndef NOMINMAX -# define NOMINMAX // prevent windows redefining min/max +#define NOMINMAX // prevent windows redefining min/max #endif #ifndef WIN32_LEAN_AND_MEAN -# define WIN32_LEAN_AND_MEAN +#define WIN32_LEAN_AND_MEAN #endif #include <windows.h> diff --git a/include/spdlog/fmt/bin_to_hex.h b/include/spdlog/fmt/bin_to_hex.h index 47fec05b9..c00099b84 100644 --- a/include/spdlog/fmt/bin_to_hex.h +++ b/include/spdlog/fmt/bin_to_hex.h @@ -9,13 +9,13 @@ #include <spdlog/common.h> #if defined(__has_include) -# if __has_include(<version>) -# include <version> -# endif +#if __has_include(<version>) +#include <version> +#endif #endif #if __cpp_lib_span >= 202002L -# include <span> +#include <span> #endif // @@ -36,42 +36,35 @@ // logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf))); // logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf), 16)); -namespace spdlog { -namespace details { - -template<typename It> -class dump_info +namespace spdlog { -public: - dump_info(It range_begin, It range_end, size_t size_per_line) - : begin_(range_begin) - , end_(range_end) - , size_per_line_(size_per_line) - {} - - // do not use begin() and end() to avoid collision with fmt/ranges - It get_begin() const - { - return begin_; - } - It get_end() const - { - return end_; - } - size_t size_per_line() const +namespace details +{ + + template <typename It> + class dump_info { - return size_per_line_; - } + public: + dump_info(It range_begin, It range_end, size_t size_per_line) : + begin_(range_begin), end_(range_end), size_per_line_(size_per_line) + { + } -private: - It begin_, end_; - size_t size_per_line_; -}; + // do not use begin() and end() to avoid collision with fmt/ranges + It get_begin() const { return begin_; } + It get_end() const { return end_; } + size_t size_per_line() const { return size_per_line_; } + + private: + It begin_, end_; + size_t size_per_line_; + }; } // namespace details // create a dump_info that wraps the given container -template<typename Container> -inline details::dump_info<typename Container::const_iterator> to_hex(const Container &container, size_t size_per_line = 32) +template <typename Container> +inline details::dump_info<typename Container::const_iterator> +to_hex(const Container &container, size_t size_per_line = 32) { static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); using Iter = typename Container::const_iterator; @@ -80,9 +73,9 @@ inline details::dump_info<typename Container::const_iterator> to_hex(const Conta #if __cpp_lib_span >= 202002L -template<typename Value, size_t Extent> -inline details::dump_info<typename std::span<Value, Extent>::iterator> to_hex( - const std::span<Value, Extent> &container, size_t size_per_line = 32) +template <typename Value, size_t Extent> +inline details::dump_info<typename std::span<Value, Extent>::iterator> +to_hex(const std::span<Value, Extent> &container, size_t size_per_line = 32) { using Container = std::span<Value, Extent>; static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); @@ -93,7 +86,7 @@ inline details::dump_info<typename std::span<Value, Extent>::iterator> to_hex( #endif // create dump_info from ranges -template<typename It> +template <typename It> inline details::dump_info<It> to_hex(const It range_begin, const It range_end, size_t size_per_line = 32) { return details::dump_info<It>(range_begin, range_end, size_per_line); @@ -108,45 +101,44 @@ namespace fmt #endif { - -template<typename T> +template <typename T> struct formatter<spdlog::details::dump_info<T>, char> { - const char delimiter = ' '; - bool put_newlines = true; - bool put_delimiters = true; - bool use_uppercase = false; - bool put_positions = true; // position on start of each line - bool show_ascii = false; + const char delimiter = ' '; + bool put_newlines = true; + bool put_delimiters = true; + bool use_uppercase = false; + bool put_positions = true; // position on start of each line + bool show_ascii = false; // parse the format string flags - template<typename ParseContext> + template <typename ParseContext> SPDLOG_CONSTEXPR_FUNC auto parse(ParseContext &ctx) -> decltype(ctx.begin()) { auto it = ctx.begin(); - while (it != ctx.end() && *it != '}') + while(it != ctx.end() && *it != '}') { - switch (*it) + switch(*it) { - case 'X': - use_uppercase = true; - break; - case 's': - put_delimiters = false; - break; - case 'p': - put_positions = false; - break; - case 'n': - put_newlines = false; - show_ascii = false; - break; - case 'a': - if (put_newlines) - { - show_ascii = true; - } - break; + case 'X': + use_uppercase = true; + break; + case 's': + put_delimiters = false; + break; + case 'p': + put_positions = false; + break; + case 'n': + put_newlines = false; + show_ascii = false; + break; + case 'a': + if(put_newlines) + { + show_ascii = true; + } + break; } ++it; @@ -155,12 +147,12 @@ struct formatter<spdlog::details::dump_info<T>, char> } // format the given bytes range as hex - template<typename FormatContext, typename Container> + template <typename FormatContext, typename Container> auto format(const spdlog::details::dump_info<Container> &the_range, FormatContext &ctx) -> decltype(ctx.out()) { SPDLOG_CONSTEXPR const char *hex_upper = "0123456789ABCDEF"; SPDLOG_CONSTEXPR const char *hex_lower = "0123456789abcdef"; - const char *hex_chars = use_uppercase ? hex_upper : hex_lower; + const char *hex_chars = use_uppercase ? hex_upper : hex_lower; #if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION < 60000 auto inserter = ctx.begin(); @@ -168,21 +160,21 @@ struct formatter<spdlog::details::dump_info<T>, char> auto inserter = ctx.out(); #endif - int size_per_line = static_cast<int>(the_range.size_per_line()); + int size_per_line = static_cast<int>(the_range.size_per_line()); auto start_of_line = the_range.get_begin(); - for (auto i = the_range.get_begin(); i != the_range.get_end(); i++) + for(auto i = the_range.get_begin(); i != the_range.get_end(); i++) { auto ch = static_cast<unsigned char>(*i); - if (put_newlines && (i == the_range.get_begin() || i - start_of_line >= size_per_line)) + if(put_newlines && (i == the_range.get_begin() || i - start_of_line >= size_per_line)) { - if (show_ascii && i != the_range.get_begin()) + if(show_ascii && i != the_range.get_begin()) { *inserter++ = delimiter; *inserter++ = delimiter; - for (auto j = start_of_line; j < i; j++) + for(auto j = start_of_line; j < i; j++) { - auto pc = static_cast<unsigned char>(*j); + auto pc = static_cast<unsigned char>(*j); *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.'; } } @@ -190,13 +182,13 @@ struct formatter<spdlog::details::dump_info<T>, char> put_newline(inserter, static_cast<size_t>(i - the_range.get_begin())); // put first byte without delimiter in front of it - *inserter++ = hex_chars[(ch >> 4) & 0x0f]; - *inserter++ = hex_chars[ch & 0x0f]; + *inserter++ = hex_chars[(ch >> 4) & 0x0f]; + *inserter++ = hex_chars[ch & 0x0f]; start_of_line = i; continue; } - if (put_delimiters) + if(put_delimiters) { *inserter++ = delimiter; } @@ -204,16 +196,16 @@ struct formatter<spdlog::details::dump_info<T>, char> *inserter++ = hex_chars[(ch >> 4) & 0x0f]; *inserter++ = hex_chars[ch & 0x0f]; } - if (show_ascii) // add ascii to last line + if(show_ascii) // add ascii to last line { - if (the_range.get_end() - the_range.get_begin() > size_per_line) + if(the_range.get_end() - the_range.get_begin() > size_per_line) { auto blank_num = size_per_line - (the_range.get_end() - start_of_line); - while (blank_num-- > 0) + while(blank_num-- > 0) { *inserter++ = delimiter; *inserter++ = delimiter; - if (put_delimiters) + if(put_delimiters) { *inserter++ = delimiter; } @@ -221,9 +213,9 @@ struct formatter<spdlog::details::dump_info<T>, char> } *inserter++ = delimiter; *inserter++ = delimiter; - for (auto j = start_of_line; j != the_range.get_end(); j++) + for(auto j = start_of_line; j != the_range.get_end(); j++) { - auto pc = static_cast<unsigned char>(*j); + auto pc = static_cast<unsigned char>(*j); *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.'; } } @@ -231,7 +223,7 @@ struct formatter<spdlog::details::dump_info<T>, char> } // put newline(and position header) - template<typename It> + template <typename It> void put_newline(It inserter, std::size_t pos) { #ifdef _WIN32 @@ -239,7 +231,7 @@ struct formatter<spdlog::details::dump_info<T>, char> #endif *inserter++ = '\n'; - if (put_positions) + if(put_positions) { spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos); } diff --git a/include/spdlog/fmt/bundled/args.h b/include/spdlog/fmt/bundled/args.h index a3966d140..fcbc63a09 100644 --- a/include/spdlog/fmt/bundled/args.h +++ b/include/spdlog/fmt/bundled/args.h @@ -8,57 +8,79 @@ #ifndef FMT_ARGS_H_ #define FMT_ARGS_H_ -#include <functional> // std::reference_wrapper -#include <memory> // std::unique_ptr -#include <vector> - #include "core.h" +#include <functional> // std::reference_wrapper +#include <memory> // std::unique_ptr +#include <vector> + FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ -template <typename T> struct is_reference_wrapper : std::false_type {}; template <typename T> -struct is_reference_wrapper<std::reference_wrapper<T>> : std::true_type {}; +struct is_reference_wrapper : std::false_type +{ +}; +template <typename T> +struct is_reference_wrapper<std::reference_wrapper<T>> : std::true_type +{ +}; -template <typename T> const T& unwrap(const T& v) { return v; } -template <typename T> const T& unwrap(const std::reference_wrapper<T>& v) { - return static_cast<const T&>(v); +template <typename T> +const T &unwrap(const T &v) +{ + return v; +} +template <typename T> +const T &unwrap(const std::reference_wrapper<T> &v) +{ + return static_cast<const T &>(v); } -class dynamic_arg_list { - // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for - // templates it doesn't complain about inability to deduce single translation - // unit for placing vtable. So storage_node_base is made a fake template. - template <typename = void> struct node { - virtual ~node() = default; - std::unique_ptr<node<>> next; - }; - - template <typename T> struct typed_node : node<> { - T value; - - template <typename Arg> - FMT_CONSTEXPR typed_node(const Arg& arg) : value(arg) {} - - template <typename Char> - FMT_CONSTEXPR typed_node(const basic_string_view<Char>& arg) - : value(arg.data(), arg.size()) {} - }; - - std::unique_ptr<node<>> head_; - - public: - template <typename T, typename Arg> const T& push(const Arg& arg) { - auto new_node = std::unique_ptr<typed_node<T>>(new typed_node<T>(arg)); - auto& value = new_node->value; - new_node->next = std::move(head_); - head_ = std::move(new_node); - return value; - } +class dynamic_arg_list +{ + // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for + // templates it doesn't complain about inability to deduce single translation + // unit for placing vtable. So storage_node_base is made a fake template. + template <typename = void> + struct node + { + virtual ~node() = default; + std::unique_ptr<node<>> next; + }; + + template <typename T> + struct typed_node : node<> + { + T value; + + template <typename Arg> + FMT_CONSTEXPR typed_node(const Arg &arg) : value(arg) + { + } + + template <typename Char> + FMT_CONSTEXPR typed_node(const basic_string_view<Char> &arg) : value(arg.data(), arg.size()) + { + } + }; + + std::unique_ptr<node<>> head_; + +public: + template <typename T, typename Arg> + const T &push(const Arg &arg) + { + auto new_node = std::unique_ptr<typed_node<T>>(new typed_node<T>(arg)); + auto &value = new_node->value; + new_node->next = std::move(head_); + head_ = std::move(new_node); + return value; + } }; -} // namespace detail +} // namespace detail /** \rst @@ -77,158 +99,162 @@ class dynamic_format_arg_store : public basic_format_args<Context> #endif { - private: - using char_type = typename Context::char_type; - - template <typename T> struct need_copy { - static constexpr detail::type mapped_type = - detail::mapped_type_constant<T, Context>::value; - - enum { - value = !(detail::is_reference_wrapper<T>::value || - std::is_same<T, basic_string_view<char_type>>::value || - std::is_same<T, detail::std_string_view<char_type>>::value || - (mapped_type != detail::type::cstring_type && - mapped_type != detail::type::string_type && - mapped_type != detail::type::custom_type)) +private: + using char_type = typename Context::char_type; + + template <typename T> + struct need_copy + { + static constexpr detail::type mapped_type = detail::mapped_type_constant<T, Context>::value; + + enum + { + value = + !(detail::is_reference_wrapper<T>::value || std::is_same<T, basic_string_view<char_type>>::value || + std::is_same<T, detail::std_string_view<char_type>>::value || + (mapped_type != detail::type::cstring_type && mapped_type != detail::type::string_type && + mapped_type != detail::type::custom_type)) + }; }; - }; - - template <typename T> - using stored_type = conditional_t< - std::is_convertible<T, std::basic_string<char_type>>::value && - !detail::is_reference_wrapper<T>::value, - std::basic_string<char_type>, T>; - - // Storage of basic_format_arg must be contiguous. - std::vector<basic_format_arg<Context>> data_; - std::vector<detail::named_arg_info<char_type>> named_info_; - - // Storage of arguments not fitting into basic_format_arg must grow - // without relocation because items in data_ refer to it. - detail::dynamic_arg_list dynamic_args_; - - friend class basic_format_args<Context>; - - unsigned long long get_types() const { - return detail::is_unpacked_bit | data_.size() | - (named_info_.empty() - ? 0ULL - : static_cast<unsigned long long>(detail::has_named_args_bit)); - } - - const basic_format_arg<Context>* data() const { - return named_info_.empty() ? data_.data() : data_.data() + 1; - } - - template <typename T> void emplace_arg(const T& arg) { - data_.emplace_back(detail::make_arg<Context>(arg)); - } - - template <typename T> - void emplace_arg(const detail::named_arg<char_type, T>& arg) { - if (named_info_.empty()) { - constexpr const detail::named_arg_info<char_type>* zero_ptr{nullptr}; - data_.insert(data_.begin(), {zero_ptr, 0}); + + template <typename T> + using stored_type = conditional_t< + std::is_convertible<T, std::basic_string<char_type>>::value && !detail::is_reference_wrapper<T>::value, + std::basic_string<char_type>, + T>; + + // Storage of basic_format_arg must be contiguous. + std::vector<basic_format_arg<Context>> data_; + std::vector<detail::named_arg_info<char_type>> named_info_; + + // Storage of arguments not fitting into basic_format_arg must grow + // without relocation because items in data_ refer to it. + detail::dynamic_arg_list dynamic_args_; + + friend class basic_format_args<Context>; + + unsigned long long get_types() const + { + return detail::is_unpacked_bit | data_.size() | + (named_info_.empty() ? 0ULL : static_cast<unsigned long long>(detail::has_named_args_bit)); } - data_.emplace_back(detail::make_arg<Context>(detail::unwrap(arg.value))); - auto pop_one = [](std::vector<basic_format_arg<Context>>* data) { - data->pop_back(); - }; - std::unique_ptr<std::vector<basic_format_arg<Context>>, decltype(pop_one)> - guard{&data_, pop_one}; - named_info_.push_back({arg.name, static_cast<int>(data_.size() - 2u)}); - data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; - guard.release(); - } - - public: - constexpr dynamic_format_arg_store() = default; - - /** - \rst - Adds an argument into the dynamic store for later passing to a formatting - function. - - Note that custom types and string types (but not string views) are copied - into the store dynamically allocating memory if necessary. - - **Example**:: - - fmt::dynamic_format_arg_store<fmt::format_context> store; - store.push_back(42); - store.push_back("abc"); - store.push_back(1.5f); - std::string result = fmt::vformat("{} and {} and {}", store); - \endrst - */ - template <typename T> void push_back(const T& arg) { - if (detail::const_check(need_copy<T>::value)) - emplace_arg(dynamic_args_.push<stored_type<T>>(arg)); - else - emplace_arg(detail::unwrap(arg)); - } - - /** - \rst - Adds a reference to the argument into the dynamic store for later passing to - a formatting function. - - **Example**:: - - fmt::dynamic_format_arg_store<fmt::format_context> store; - char band[] = "Rolling Stones"; - store.push_back(std::cref(band)); - band[9] = 'c'; // Changing str affects the output. - std::string result = fmt::vformat("{}", store); - // result == "Rolling Scones" - \endrst - */ - template <typename T> void push_back(std::reference_wrapper<T> arg) { - static_assert( - need_copy<T>::value, - "objects of built-in types and string views are always copied"); - emplace_arg(arg.get()); - } - - /** - Adds named argument into the dynamic store for later passing to a formatting - function. ``std::reference_wrapper`` is supported to avoid copying of the - argument. The name is always copied into the store. - */ - template <typename T> - void push_back(const detail::named_arg<char_type, T>& arg) { - const char_type* arg_name = - dynamic_args_.push<std::basic_string<char_type>>(arg.name).c_str(); - if (detail::const_check(need_copy<T>::value)) { - emplace_arg( - fmt::arg(arg_name, dynamic_args_.push<stored_type<T>>(arg.value))); - } else { - emplace_arg(fmt::arg(arg_name, arg.value)); + + const basic_format_arg<Context> *data() const { return named_info_.empty() ? data_.data() : data_.data() + 1; } + + template <typename T> + void emplace_arg(const T &arg) + { + data_.emplace_back(detail::make_arg<Context>(arg)); + } + + template <typename T> + void emplace_arg(const detail::named_arg<char_type, T> &arg) + { + if(named_info_.empty()) + { + constexpr const detail::named_arg_info<char_type> *zero_ptr{nullptr}; + data_.insert(data_.begin(), {zero_ptr, 0}); + } + data_.emplace_back(detail::make_arg<Context>(detail::unwrap(arg.value))); + auto pop_one = [](std::vector<basic_format_arg<Context>> *data) { data->pop_back(); }; + std::unique_ptr<std::vector<basic_format_arg<Context>>, decltype(pop_one)> guard{&data_, pop_one}; + named_info_.push_back({arg.name, static_cast<int>(data_.size() - 2u)}); + data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; + guard.release(); + } + +public: + constexpr dynamic_format_arg_store() = default; + + /** + \rst + Adds an argument into the dynamic store for later passing to a formatting + function. + + Note that custom types and string types (but not string views) are copied + into the store dynamically allocating memory if necessary. + + **Example**:: + + fmt::dynamic_format_arg_store<fmt::format_context> store; + store.push_back(42); + store.push_back("abc"); + store.push_back(1.5f); + std::string result = fmt::vformat("{} and {} and {}", store); + \endrst + */ + template <typename T> + void push_back(const T &arg) + { + if(detail::const_check(need_copy<T>::value)) + emplace_arg(dynamic_args_.push<stored_type<T>>(arg)); + else + emplace_arg(detail::unwrap(arg)); + } + + /** + \rst + Adds a reference to the argument into the dynamic store for later passing to + a formatting function. + + **Example**:: + + fmt::dynamic_format_arg_store<fmt::format_context> store; + char band[] = "Rolling Stones"; + store.push_back(std::cref(band)); + band[9] = 'c'; // Changing str affects the output. + std::string result = fmt::vformat("{}", store); + // result == "Rolling Scones" + \endrst + */ + template <typename T> + void push_back(std::reference_wrapper<T> arg) + { + static_assert(need_copy<T>::value, "objects of built-in types and string views are always copied"); + emplace_arg(arg.get()); + } + + /** + Adds named argument into the dynamic store for later passing to a formatting + function. ``std::reference_wrapper`` is supported to avoid copying of the + argument. The name is always copied into the store. + */ + template <typename T> + void push_back(const detail::named_arg<char_type, T> &arg) + { + const char_type *arg_name = dynamic_args_.push<std::basic_string<char_type>>(arg.name).c_str(); + if(detail::const_check(need_copy<T>::value)) + { + emplace_arg(fmt::arg(arg_name, dynamic_args_.push<stored_type<T>>(arg.value))); + } + else + { + emplace_arg(fmt::arg(arg_name, arg.value)); + } + } + + /** Erase all elements from the store */ + void clear() + { + data_.clear(); + named_info_.clear(); + dynamic_args_ = detail::dynamic_arg_list(); + } + + /** + \rst + Reserves space to store at least *new_cap* arguments including + *new_cap_named* named arguments. + \endrst + */ + void reserve(size_t new_cap, size_t new_cap_named) + { + FMT_ASSERT(new_cap >= new_cap_named, "Set of arguments includes set of named arguments"); + data_.reserve(new_cap); + named_info_.reserve(new_cap_named); } - } - - /** Erase all elements from the store */ - void clear() { - data_.clear(); - named_info_.clear(); - dynamic_args_ = detail::dynamic_arg_list(); - } - - /** - \rst - Reserves space to store at least *new_cap* arguments including - *new_cap_named* named arguments. - \endrst - */ - void reserve(size_t new_cap, size_t new_cap_named) { - FMT_ASSERT(new_cap >= new_cap_named, - "Set of arguments includes set of named arguments"); - data_.reserve(new_cap); - named_info_.reserve(new_cap_named); - } }; FMT_END_NAMESPACE -#endif // FMT_ARGS_H_ +#endif // FMT_ARGS_H_ diff --git a/include/spdlog/fmt/bundled/chrono.h b/include/spdlog/fmt/bundled/chrono.h index b112f76e9..3d76d3c89 100644 --- a/include/spdlog/fmt/bundled/chrono.h +++ b/include/spdlog/fmt/bundled/chrono.h @@ -8,37 +8,36 @@ #ifndef FMT_CHRONO_H_ #define FMT_CHRONO_H_ +#include "format.h" + #include <algorithm> #include <chrono> -#include <cmath> // std::isfinite -#include <cstring> // std::memcpy +#include <cmath> // std::isfinite +#include <cstring> // std::memcpy #include <ctime> #include <iterator> #include <locale> #include <ostream> #include <type_traits> -#include "format.h" - FMT_BEGIN_NAMESPACE // Enable tzset. #ifndef FMT_USE_TZSET // UWP doesn't provide _tzset. -# if FMT_HAS_INCLUDE("winapifamily.h") -# include <winapifamily.h> -# endif -# if defined(_WIN32) && (!defined(WINAPI_FAMILY) || \ - (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) -# define FMT_USE_TZSET 1 -# else -# define FMT_USE_TZSET 0 -# endif +#if FMT_HAS_INCLUDE("winapifamily.h") +#include <winapifamily.h> +#endif +#if defined(_WIN32) && (!defined(WINAPI_FAMILY) || (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +#define FMT_USE_TZSET 1 +#else +#define FMT_USE_TZSET 0 +#endif #endif // Enable safe chrono durations, unless explicitly disabled. #ifndef FMT_SAFE_DURATION_CAST -# define FMT_SAFE_DURATION_CAST 1 +#define FMT_SAFE_DURATION_CAST 1 #endif #if FMT_SAFE_DURATION_CAST @@ -48,77 +47,88 @@ FMT_BEGIN_NAMESPACE // See https://github.com/pauldreik/safe_duration_cast // // Copyright Paul Dreik 2019 -namespace safe_duration_cast { - -template <typename To, typename From, - FMT_ENABLE_IF(!std::is_same<From, To>::value && - std::numeric_limits<From>::is_signed == - std::numeric_limits<To>::is_signed)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { - ec = 0; - using F = std::numeric_limits<From>; - using T = std::numeric_limits<To>; - static_assert(F::is_integer, "From must be integral"); - static_assert(T::is_integer, "To must be integral"); - - // A and B are both signed, or both unsigned. - if (detail::const_check(F::digits <= T::digits)) { - // From fits in To without any problem. - } else { - // From does not always fit in To, resort to a dynamic check. - if (from < (T::min)() || from > (T::max)()) { - // outside range. - ec = 1; - return {}; - } - } - return static_cast<To>(from); +namespace safe_duration_cast +{ + +template < + typename To, + typename From, + FMT_ENABLE_IF( + !std::is_same<From, To>::value && std::numeric_limits<From>::is_signed == std::numeric_limits<To>::is_signed)> +FMT_CONSTEXPR To lossless_integral_conversion(const From from, int &ec) +{ + ec = 0; + using F = std::numeric_limits<From>; + using T = std::numeric_limits<To>; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + // A and B are both signed, or both unsigned. + if(detail::const_check(F::digits <= T::digits)) + { + // From fits in To without any problem. + } + else + { + // From does not always fit in To, resort to a dynamic check. + if(from < (T::min)() || from > (T::max)()) + { + // outside range. + ec = 1; + return {}; + } + } + return static_cast<To>(from); } /** * converts From to To, without loss. If the dynamic value of from * can't be converted to To without loss, ec is set. */ -template <typename To, typename From, - FMT_ENABLE_IF(!std::is_same<From, To>::value && - std::numeric_limits<From>::is_signed != - std::numeric_limits<To>::is_signed)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { - ec = 0; - using F = std::numeric_limits<From>; - using T = std::numeric_limits<To>; - static_assert(F::is_integer, "From must be integral"); - static_assert(T::is_integer, "To must be integral"); - - if (detail::const_check(F::is_signed && !T::is_signed)) { - // From may be negative, not allowed! - if (fmt::detail::is_negative(from)) { - ec = 1; - return {}; - } - // From is positive. Can it always fit in To? - if (detail::const_check(F::digits > T::digits) && - from > static_cast<From>(detail::max_value<To>())) { - ec = 1; - return {}; - } - } - - if (detail::const_check(!F::is_signed && T::is_signed && - F::digits >= T::digits) && - from > static_cast<From>(detail::max_value<To>())) { - ec = 1; - return {}; - } - return static_cast<To>(from); // Lossless conversion. +template < + typename To, + typename From, + FMT_ENABLE_IF( + !std::is_same<From, To>::value && std::numeric_limits<From>::is_signed != std::numeric_limits<To>::is_signed)> +FMT_CONSTEXPR To lossless_integral_conversion(const From from, int &ec) +{ + ec = 0; + using F = std::numeric_limits<From>; + using T = std::numeric_limits<To>; + static_assert(F::is_integer, "From must be integral"); + static_assert(T::is_integer, "To must be integral"); + + if(detail::const_check(F::is_signed && !T::is_signed)) + { + // From may be negative, not allowed! + if(fmt::detail::is_negative(from)) + { + ec = 1; + return {}; + } + // From is positive. Can it always fit in To? + if(detail::const_check(F::digits > T::digits) && from > static_cast<From>(detail::max_value<To>())) + { + ec = 1; + return {}; + } + } + + if(detail::const_check(!F::is_signed && T::is_signed && F::digits >= T::digits) && + from > static_cast<From>(detail::max_value<To>())) + { + ec = 1; + return {}; + } + return static_cast<To>(from); // Lossless conversion. } -template <typename To, typename From, - FMT_ENABLE_IF(std::is_same<From, To>::value)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { - ec = 0; - return from; -} // function +template <typename To, typename From, FMT_ENABLE_IF(std::is_same<From, To>::value)> +FMT_CONSTEXPR To lossless_integral_conversion(const From from, int &ec) +{ + ec = 0; + return from; +} // function // clang-format off /** @@ -134,312 +144,355 @@ FMT_CONSTEXPR To lossless_integral_conversion(const From from, int& ec) { * -Inf | -Inf */ // clang-format on -template <typename To, typename From, - FMT_ENABLE_IF(!std::is_same<From, To>::value)> -FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { - ec = 0; - using T = std::numeric_limits<To>; - static_assert(std::is_floating_point<From>::value, "From must be floating"); - static_assert(std::is_floating_point<To>::value, "To must be floating"); - - // catch the only happy case - if (std::isfinite(from)) { - if (from >= T::lowest() && from <= (T::max)()) { - return static_cast<To>(from); - } - // not within range. - ec = 1; - return {}; - } - - // nan and inf will be preserved - return static_cast<To>(from); -} // function - -template <typename To, typename From, - FMT_ENABLE_IF(std::is_same<From, To>::value)> -FMT_CONSTEXPR To safe_float_conversion(const From from, int& ec) { - ec = 0; - static_assert(std::is_floating_point<From>::value, "From must be floating"); - return from; +template <typename To, typename From, FMT_ENABLE_IF(!std::is_same<From, To>::value)> +FMT_CONSTEXPR To safe_float_conversion(const From from, int &ec) +{ + ec = 0; + using T = std::numeric_limits<To>; + static_assert(std::is_floating_point<From>::value, "From must be floating"); + static_assert(std::is_floating_point<To>::value, "To must be floating"); + + // catch the only happy case + if(std::isfinite(from)) + { + if(from >= T::lowest() && from <= (T::max)()) + { + return static_cast<To>(from); + } + // not within range. + ec = 1; + return {}; + } + + // nan and inf will be preserved + return static_cast<To>(from); +} // function + +template <typename To, typename From, FMT_ENABLE_IF(std::is_same<From, To>::value)> +FMT_CONSTEXPR To safe_float_conversion(const From from, int &ec) +{ + ec = 0; + static_assert(std::is_floating_point<From>::value, "From must be floating"); + return from; } /** * safe duration cast between integral durations */ -template <typename To, typename FromRep, typename FromPeriod, - FMT_ENABLE_IF(std::is_integral<FromRep>::value), - FMT_ENABLE_IF(std::is_integral<typename To::rep>::value)> -To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, - int& ec) { - using From = std::chrono::duration<FromRep, FromPeriod>; - ec = 0; - // the basic idea is that we need to convert from count() in the from type - // to count() in the To type, by multiplying it with this: - struct Factor - : std::ratio_divide<typename From::period, typename To::period> {}; - - static_assert(Factor::num > 0, "num must be positive"); - static_assert(Factor::den > 0, "den must be positive"); - - // the conversion is like this: multiply from.count() with Factor::num - // /Factor::den and convert it to To::rep, all this without - // overflow/underflow. let's start by finding a suitable type that can hold - // both To, From and Factor::num - using IntermediateRep = - typename std::common_type<typename From::rep, typename To::rep, - decltype(Factor::num)>::type; - - // safe conversion to IntermediateRep - IntermediateRep count = - lossless_integral_conversion<IntermediateRep>(from.count(), ec); - if (ec) return {}; - // multiply with Factor::num without overflow or underflow - if (detail::const_check(Factor::num != 1)) { - const auto max1 = detail::max_value<IntermediateRep>() / Factor::num; - if (count > max1) { - ec = 1; - return {}; - } - const auto min1 = - (std::numeric_limits<IntermediateRep>::min)() / Factor::num; - if (!std::is_unsigned<IntermediateRep>::value && count < min1) { - ec = 1; - return {}; - } - count *= Factor::num; - } - - if (detail::const_check(Factor::den != 1)) count /= Factor::den; - auto tocount = lossless_integral_conversion<typename To::rep>(count, ec); - return ec ? To() : To(tocount); +template < + typename To, + typename FromRep, + typename FromPeriod, + FMT_ENABLE_IF(std::is_integral<FromRep>::value), + FMT_ENABLE_IF(std::is_integral<typename To::rep>::value)> +To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, int &ec) +{ + using From = std::chrono::duration<FromRep, FromPeriod>; + ec = 0; + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor : std::ratio_divide<typename From::period, typename To::period> + { + }; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type<typename From::rep, typename To::rep, decltype(Factor::num)>::type; + + // safe conversion to IntermediateRep + IntermediateRep count = lossless_integral_conversion<IntermediateRep>(from.count(), ec); + if(ec) + return {}; + // multiply with Factor::num without overflow or underflow + if(detail::const_check(Factor::num != 1)) + { + const auto max1 = detail::max_value<IntermediateRep>() / Factor::num; + if(count > max1) + { + ec = 1; + return {}; + } + const auto min1 = (std::numeric_limits<IntermediateRep>::min)() / Factor::num; + if(!std::is_unsigned<IntermediateRep>::value && count < min1) + { + ec = 1; + return {}; + } + count *= Factor::num; + } + + if(detail::const_check(Factor::den != 1)) + count /= Factor::den; + auto tocount = lossless_integral_conversion<typename To::rep>(count, ec); + return ec ? To() : To(tocount); } /** * safe duration_cast between floating point durations */ -template <typename To, typename FromRep, typename FromPeriod, - FMT_ENABLE_IF(std::is_floating_point<FromRep>::value), - FMT_ENABLE_IF(std::is_floating_point<typename To::rep>::value)> -To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, - int& ec) { - using From = std::chrono::duration<FromRep, FromPeriod>; - ec = 0; - if (std::isnan(from.count())) { - // nan in, gives nan out. easy. - return To{std::numeric_limits<typename To::rep>::quiet_NaN()}; - } - // maybe we should also check if from is denormal, and decide what to do about - // it. - - // +-inf should be preserved. - if (std::isinf(from.count())) { - return To{from.count()}; - } - - // the basic idea is that we need to convert from count() in the from type - // to count() in the To type, by multiplying it with this: - struct Factor - : std::ratio_divide<typename From::period, typename To::period> {}; - - static_assert(Factor::num > 0, "num must be positive"); - static_assert(Factor::den > 0, "den must be positive"); - - // the conversion is like this: multiply from.count() with Factor::num - // /Factor::den and convert it to To::rep, all this without - // overflow/underflow. let's start by finding a suitable type that can hold - // both To, From and Factor::num - using IntermediateRep = - typename std::common_type<typename From::rep, typename To::rep, - decltype(Factor::num)>::type; - - // force conversion of From::rep -> IntermediateRep to be safe, - // even if it will never happen be narrowing in this context. - IntermediateRep count = - safe_float_conversion<IntermediateRep>(from.count(), ec); - if (ec) { - return {}; - } - - // multiply with Factor::num without overflow or underflow - if (detail::const_check(Factor::num != 1)) { - constexpr auto max1 = detail::max_value<IntermediateRep>() / - static_cast<IntermediateRep>(Factor::num); - if (count > max1) { - ec = 1; - return {}; - } - constexpr auto min1 = std::numeric_limits<IntermediateRep>::lowest() / - static_cast<IntermediateRep>(Factor::num); - if (count < min1) { - ec = 1; - return {}; - } - count *= static_cast<IntermediateRep>(Factor::num); - } - - // this can't go wrong, right? den>0 is checked earlier. - if (detail::const_check(Factor::den != 1)) { - using common_t = typename std::common_type<IntermediateRep, intmax_t>::type; - count /= static_cast<common_t>(Factor::den); - } - - // convert to the to type, safely - using ToRep = typename To::rep; - - const ToRep tocount = safe_float_conversion<ToRep>(count, ec); - if (ec) { - return {}; - } - return To{tocount}; +template < + typename To, + typename FromRep, + typename FromPeriod, + FMT_ENABLE_IF(std::is_floating_point<FromRep>::value), + FMT_ENABLE_IF(std::is_floating_point<typename To::rep>::value)> +To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, int &ec) +{ + using From = std::chrono::duration<FromRep, FromPeriod>; + ec = 0; + if(std::isnan(from.count())) + { + // nan in, gives nan out. easy. + return To{std::numeric_limits<typename To::rep>::quiet_NaN()}; + } + // maybe we should also check if from is denormal, and decide what to do about + // it. + + // +-inf should be preserved. + if(std::isinf(from.count())) + { + return To{from.count()}; + } + + // the basic idea is that we need to convert from count() in the from type + // to count() in the To type, by multiplying it with this: + struct Factor : std::ratio_divide<typename From::period, typename To::period> + { + }; + + static_assert(Factor::num > 0, "num must be positive"); + static_assert(Factor::den > 0, "den must be positive"); + + // the conversion is like this: multiply from.count() with Factor::num + // /Factor::den and convert it to To::rep, all this without + // overflow/underflow. let's start by finding a suitable type that can hold + // both To, From and Factor::num + using IntermediateRep = + typename std::common_type<typename From::rep, typename To::rep, decltype(Factor::num)>::type; + + // force conversion of From::rep -> IntermediateRep to be safe, + // even if it will never happen be narrowing in this context. + IntermediateRep count = safe_float_conversion<IntermediateRep>(from.count(), ec); + if(ec) + { + return {}; + } + + // multiply with Factor::num without overflow or underflow + if(detail::const_check(Factor::num != 1)) + { + constexpr auto max1 = detail::max_value<IntermediateRep>() / static_cast<IntermediateRep>(Factor::num); + if(count > max1) + { + ec = 1; + return {}; + } + constexpr auto min1 = + std::numeric_limits<IntermediateRep>::lowest() / static_cast<IntermediateRep>(Factor::num); + if(count < min1) + { + ec = 1; + return {}; + } + count *= static_cast<IntermediateRep>(Factor::num); + } + + // this can't go wrong, right? den>0 is checked earlier. + if(detail::const_check(Factor::den != 1)) + { + using common_t = typename std::common_type<IntermediateRep, intmax_t>::type; + count /= static_cast<common_t>(Factor::den); + } + + // convert to the to type, safely + using ToRep = typename To::rep; + + const ToRep tocount = safe_float_conversion<ToRep>(count, ec); + if(ec) + { + return {}; + } + return To{tocount}; } -} // namespace safe_duration_cast +} // namespace safe_duration_cast #endif // Prevents expansion of a preceding token as a function-style macro. // Usage: f FMT_NOMACRO() #define FMT_NOMACRO -namespace detail { -template <typename T = void> struct null {}; -inline null<> localtime_r FMT_NOMACRO(...) { return null<>(); } -inline null<> localtime_s(...) { return null<>(); } -inline null<> gmtime_r(...) { return null<>(); } -inline null<> gmtime_s(...) { return null<>(); } +namespace detail +{ +template <typename T = void> +struct null +{ +}; +inline null<> localtime_r FMT_NOMACRO(...) +{ + return null<>(); +} +inline null<> localtime_s(...) +{ + return null<>(); +} +inline null<> gmtime_r(...) +{ + return null<>(); +} +inline null<> gmtime_s(...) +{ + return null<>(); +} -inline const std::locale& get_classic_locale() { - static const auto& locale = std::locale::classic(); - return locale; +inline const std::locale &get_classic_locale() +{ + static const auto &locale = std::locale::classic(); + return locale; } -template <typename CodeUnit> struct codecvt_result { - static constexpr const size_t max_size = 32; - CodeUnit buf[max_size]; - CodeUnit* end; +template <typename CodeUnit> +struct codecvt_result +{ + static constexpr const size_t max_size = 32; + CodeUnit buf[max_size]; + CodeUnit *end; }; template <typename CodeUnit> constexpr const size_t codecvt_result<CodeUnit>::max_size; template <typename CodeUnit> -void write_codecvt(codecvt_result<CodeUnit>& out, string_view in_buf, - const std::locale& loc) { +void write_codecvt(codecvt_result<CodeUnit> &out, string_view in_buf, const std::locale &loc) +{ #if FMT_CLANG_VERSION -# pragma clang diagnostic push -# pragma clang diagnostic ignored "-Wdeprecated" - auto& f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); -# pragma clang diagnostic pop +#pragma clang diagnostic push +#pragma clang diagnostic ignored "-Wdeprecated" + auto &f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); +#pragma clang diagnostic pop #else - auto& f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); + auto &f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); #endif - auto mb = std::mbstate_t(); - const char* from_next = nullptr; - auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, - std::begin(out.buf), std::end(out.buf), out.end); - if (result != std::codecvt_base::ok) - FMT_THROW(format_error("failed to format time")); + auto mb = std::mbstate_t(); + const char *from_next = nullptr; + auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, std::begin(out.buf), std::end(out.buf), out.end); + if(result != std::codecvt_base::ok) + FMT_THROW(format_error("failed to format time")); } template <typename OutputIt> -auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale& loc) - -> OutputIt { - if (detail::is_utf8() && loc != get_classic_locale()) { - // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and - // gcc-4. -#if FMT_MSC_VERSION != 0 || \ - (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) - // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 - // and newer. - using code_unit = wchar_t; +auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale &loc) -> OutputIt +{ + if(detail::is_utf8() && loc != get_classic_locale()) + { + // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and + // gcc-4. +#if FMT_MSC_VERSION != 0 || (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) + // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 + // and newer. + using code_unit = wchar_t; #else - using code_unit = char32_t; + using code_unit = char32_t; #endif - using unit_t = codecvt_result<code_unit>; - unit_t unit; - write_codecvt(unit, in, loc); - // In UTF-8 is used one to four one-byte code units. - auto&& buf = basic_memory_buffer<char, unit_t::max_size * 4>(); - for (code_unit* p = unit.buf; p != unit.end; ++p) { - uint32_t c = static_cast<uint32_t>(*p); - if (sizeof(code_unit) == 2 && c >= 0xd800 && c <= 0xdfff) { - // surrogate pair - ++p; - if (p == unit.end || (c & 0xfc00) != 0xd800 || - (*p & 0xfc00) != 0xdc00) { - FMT_THROW(format_error("failed to format time")); + using unit_t = codecvt_result<code_unit>; + unit_t unit; + write_codecvt(unit, in, loc); + // In UTF-8 is used one to four one-byte code units. + auto &&buf = basic_memory_buffer<char, unit_t::max_size * 4>(); + for(code_unit *p = unit.buf; p != unit.end; ++p) + { + uint32_t c = static_cast<uint32_t>(*p); + if(sizeof(code_unit) == 2 && c >= 0xd800 && c <= 0xdfff) + { + // surrogate pair + ++p; + if(p == unit.end || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) + { + FMT_THROW(format_error("failed to format time")); + } + c = (c << 10) + static_cast<uint32_t>(*p) - 0x35fdc00; + } + if(c < 0x80) + { + buf.push_back(static_cast<char>(c)); + } + else if(c < 0x800) + { + buf.push_back(static_cast<char>(0xc0 | (c >> 6))); + buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); + } + else if((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) + { + buf.push_back(static_cast<char>(0xe0 | (c >> 12))); + buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); + } + else if(c >= 0x10000 && c <= 0x10ffff) + { + buf.push_back(static_cast<char>(0xf0 | (c >> 18))); + buf.push_back(static_cast<char>(0x80 | ((c & 0x3ffff) >> 12))); + buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); + buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); + } + else + { + FMT_THROW(format_error("failed to format time")); + } } - c = (c << 10) + static_cast<uint32_t>(*p) - 0x35fdc00; - } - if (c < 0x80) { - buf.push_back(static_cast<char>(c)); - } else if (c < 0x800) { - buf.push_back(static_cast<char>(0xc0 | (c >> 6))); - buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); - } else if ((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) { - buf.push_back(static_cast<char>(0xe0 | (c >> 12))); - buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); - buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); - } else if (c >= 0x10000 && c <= 0x10ffff) { - buf.push_back(static_cast<char>(0xf0 | (c >> 18))); - buf.push_back(static_cast<char>(0x80 | ((c & 0x3ffff) >> 12))); - buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); - buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); - } else { - FMT_THROW(format_error("failed to format time")); - } + return copy_str<char>(buf.data(), buf.data() + buf.size(), out); } - return copy_str<char>(buf.data(), buf.data() + buf.size(), out); - } - return copy_str<char>(in.data(), in.data() + in.size(), out); + return copy_str<char>(in.data(), in.data() + in.size(), out); } -template <typename Char, typename OutputIt, - FMT_ENABLE_IF(!std::is_same<Char, char>::value)> -auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) - -> OutputIt { - codecvt_result<Char> unit; - write_codecvt(unit, sv, loc); - return copy_str<Char>(unit.buf, unit.end, out); +template <typename Char, typename OutputIt, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale &loc) -> OutputIt +{ + codecvt_result<Char> unit; + write_codecvt(unit, sv, loc); + return copy_str<Char>(unit.buf, unit.end, out); } -template <typename Char, typename OutputIt, - FMT_ENABLE_IF(std::is_same<Char, char>::value)> -auto write_tm_str(OutputIt out, string_view sv, const std::locale& loc) - -> OutputIt { - return write_encoded_tm_str(out, sv, loc); +template <typename Char, typename OutputIt, FMT_ENABLE_IF(std::is_same<Char, char>::value)> +auto write_tm_str(OutputIt out, string_view sv, const std::locale &loc) -> OutputIt +{ + return write_encoded_tm_str(out, sv, loc); } template <typename Char> -inline void do_write(buffer<Char>& buf, const std::tm& time, - const std::locale& loc, char format, char modifier) { - auto&& format_buf = formatbuf<std::basic_streambuf<Char>>(buf); - auto&& os = std::basic_ostream<Char>(&format_buf); - os.imbue(loc); - using iterator = std::ostreambuf_iterator<Char>; - const auto& facet = std::use_facet<std::time_put<Char, iterator>>(loc); - auto end = facet.put(os, os, Char(' '), &time, format, modifier); - if (end.failed()) FMT_THROW(format_error("failed to format time")); +inline void do_write(buffer<Char> &buf, const std::tm &time, const std::locale &loc, char format, char modifier) +{ + auto &&format_buf = formatbuf<std::basic_streambuf<Char>>(buf); + auto &&os = std::basic_ostream<Char>(&format_buf); + os.imbue(loc); + using iterator = std::ostreambuf_iterator<Char>; + const auto &facet = std::use_facet<std::time_put<Char, iterator>>(loc); + auto end = facet.put(os, os, Char(' '), &time, format, modifier); + if(end.failed()) + FMT_THROW(format_error("failed to format time")); } -template <typename Char, typename OutputIt, - FMT_ENABLE_IF(!std::is_same<Char, char>::value)> -auto write(OutputIt out, const std::tm& time, const std::locale& loc, - char format, char modifier = 0) -> OutputIt { - auto&& buf = get_buffer<Char>(out); - do_write<Char>(buf, time, loc, format, modifier); - return buf.out(); +template <typename Char, typename OutputIt, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> +auto write(OutputIt out, const std::tm &time, const std::locale &loc, char format, char modifier = 0) -> OutputIt +{ + auto &&buf = get_buffer<Char>(out); + do_write<Char>(buf, time, loc, format, modifier); + return buf.out(); } -template <typename Char, typename OutputIt, - FMT_ENABLE_IF(std::is_same<Char, char>::value)> -auto write(OutputIt out, const std::tm& time, const std::locale& loc, - char format, char modifier = 0) -> OutputIt { - auto&& buf = basic_memory_buffer<Char>(); - do_write<char>(buf, time, loc, format, modifier); - return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); +template <typename Char, typename OutputIt, FMT_ENABLE_IF(std::is_same<Char, char>::value)> +auto write(OutputIt out, const std::tm &time, const std::locale &loc, char format, char modifier = 0) -> OutputIt +{ + auto &&buf = basic_memory_buffer<Char>(); + do_write<char>(buf, time, loc, format, modifier); + return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); } -} // namespace detail +} // namespace detail FMT_MODULE_EXPORT_BEGIN @@ -448,45 +501,52 @@ FMT_MODULE_EXPORT_BEGIN expressed in local time. Unlike ``std::localtime``, this function is thread-safe on most platforms. */ -inline std::tm localtime(std::time_t time) { - struct dispatcher { - std::time_t time_; - std::tm tm_; - - dispatcher(std::time_t t) : time_(t) {} - - bool run() { - using namespace fmt::detail; - return handle(localtime_r(&time_, &tm_)); - } +inline std::tm localtime(std::time_t time) +{ + struct dispatcher + { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + bool run() + { + using namespace fmt::detail; + return handle(localtime_r(&time_, &tm_)); + } - bool handle(std::tm* tm) { return tm != nullptr; } + bool handle(std::tm *tm) { return tm != nullptr; } - bool handle(detail::null<>) { - using namespace fmt::detail; - return fallback(localtime_s(&tm_, &time_)); - } + bool handle(detail::null<>) + { + using namespace fmt::detail; + return fallback(localtime_s(&tm_, &time_)); + } - bool fallback(int res) { return res == 0; } + bool fallback(int res) { return res == 0; } #if !FMT_MSC_VERSION - bool fallback(detail::null<>) { - using namespace fmt::detail; - std::tm* tm = std::localtime(&time_); - if (tm) tm_ = *tm; - return tm != nullptr; - } + bool fallback(detail::null<>) + { + using namespace fmt::detail; + std::tm *tm = std::localtime(&time_); + if(tm) + tm_ = *tm; + return tm != nullptr; + } #endif - }; - dispatcher lt(time); - // Too big time values may be unsupported. - if (!lt.run()) FMT_THROW(format_error("time_t value out of range")); - return lt.tm_; + }; + dispatcher lt(time); + // Too big time values may be unsupported. + if(!lt.run()) + FMT_THROW(format_error("time_t value out of range")); + return lt.tm_; } -inline std::tm localtime( - std::chrono::time_point<std::chrono::system_clock> time_point) { - return localtime(std::chrono::system_clock::to_time_t(time_point)); +inline std::tm localtime(std::chrono::time_point<std::chrono::system_clock> time_point) +{ + return localtime(std::chrono::system_clock::to_time_t(time_point)); } /** @@ -494,44 +554,51 @@ inline std::tm localtime( expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this function is thread-safe on most platforms. */ -inline std::tm gmtime(std::time_t time) { - struct dispatcher { - std::time_t time_; - std::tm tm_; - - dispatcher(std::time_t t) : time_(t) {} - - bool run() { - using namespace fmt::detail; - return handle(gmtime_r(&time_, &tm_)); - } +inline std::tm gmtime(std::time_t time) +{ + struct dispatcher + { + std::time_t time_; + std::tm tm_; + + dispatcher(std::time_t t) : time_(t) {} + + bool run() + { + using namespace fmt::detail; + return handle(gmtime_r(&time_, &tm_)); + } - bool handle(std::tm* tm) { return tm != nullptr; } + bool handle(std::tm *tm) { return tm != nullptr; } - bool handle(detail::null<>) { - using namespace fmt::detail; - return fallback(gmtime_s(&tm_, &time_)); - } + bool handle(detail::null<>) + { + using namespace fmt::detail; + return fallback(gmtime_s(&tm_, &time_)); + } - bool fallback(int res) { return res == 0; } + bool fallback(int res) { return res == 0; } #if !FMT_MSC_VERSION - bool fallback(detail::null<>) { - std::tm* tm = std::gmtime(&time_); - if (tm) tm_ = *tm; - return tm != nullptr; - } + bool fallback(detail::null<>) + { + std::tm *tm = std::gmtime(&time_); + if(tm) + tm_ = *tm; + return tm != nullptr; + } #endif - }; - dispatcher gt(time); - // Too big time values may be unsupported. - if (!gt.run()) FMT_THROW(format_error("time_t value out of range")); - return gt.tm_; + }; + dispatcher gt(time); + // Too big time values may be unsupported. + if(!gt.run()) + FMT_THROW(format_error("time_t value out of range")); + return gt.tm_; } -inline std::tm gmtime( - std::chrono::time_point<std::chrono::system_clock> time_point) { - return gmtime(std::chrono::system_clock::to_time_t(time_point)); +inline std::tm gmtime(std::chrono::time_point<std::chrono::system_clock> time_point) +{ + return gmtime(std::chrono::system_clock::to_time_t(time_point)); } FMT_BEGIN_DETAIL_NAMESPACE @@ -539,1298 +606,1537 @@ FMT_BEGIN_DETAIL_NAMESPACE // Writes two-digit numbers a, b and c separated by sep to buf. // The method by Pavel Novikov based on // https://johnnylee-sde.github.io/Fast-unsigned-integer-to-time-string/. -inline void write_digit2_separated(char* buf, unsigned a, unsigned b, - unsigned c, char sep) { - unsigned long long digits = - a | (b << 24) | (static_cast<unsigned long long>(c) << 48); - // Convert each value to BCD. - // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. - // The difference is - // y - x = a * 6 - // a can be found from x: - // a = floor(x / 10) - // then - // y = x + a * 6 = x + floor(x / 10) * 6 - // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). - digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; - // Put low nibbles to high bytes and high nibbles to low bytes. - digits = ((digits & 0x00f00000f00000f0) >> 4) | - ((digits & 0x000f00000f00000f) << 8); - auto usep = static_cast<unsigned long long>(sep); - // Add ASCII '0' to each digit byte and insert separators. - digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); - - constexpr const size_t len = 8; - if (const_check(is_big_endian())) { - char tmp[len]; - std::memcpy(tmp, &digits, len); - std::reverse_copy(tmp, tmp + len, buf); - } else { - std::memcpy(buf, &digits, len); - } +inline void write_digit2_separated(char *buf, unsigned a, unsigned b, unsigned c, char sep) +{ + unsigned long long digits = a | (b << 24) | (static_cast<unsigned long long>(c) << 48); + // Convert each value to BCD. + // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. + // The difference is + // y - x = a * 6 + // a can be found from x: + // a = floor(x / 10) + // then + // y = x + a * 6 = x + floor(x / 10) * 6 + // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). + digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; + // Put low nibbles to high bytes and high nibbles to low bytes. + digits = ((digits & 0x00f00000f00000f0) >> 4) | ((digits & 0x000f00000f00000f) << 8); + auto usep = static_cast<unsigned long long>(sep); + // Add ASCII '0' to each digit byte and insert separators. + digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); + + constexpr const size_t len = 8; + if(const_check(is_big_endian())) + { + char tmp[len]; + std::memcpy(tmp, &digits, len); + std::reverse_copy(tmp, tmp + len, buf); + } + else + { + std::memcpy(buf, &digits, len); + } } -template <typename Period> FMT_CONSTEXPR inline const char* get_units() { - if (std::is_same<Period, std::atto>::value) return "as"; - if (std::is_same<Period, std::femto>::value) return "fs"; - if (std::is_same<Period, std::pico>::value) return "ps"; - if (std::is_same<Period, std::nano>::value) return "ns"; - if (std::is_same<Period, std::micro>::value) return "µs"; - if (std::is_same<Period, std::milli>::value) return "ms"; - if (std::is_same<Period, std::centi>::value) return "cs"; - if (std::is_same<Period, std::deci>::value) return "ds"; - if (std::is_same<Period, std::ratio<1>>::value) return "s"; - if (std::is_same<Period, std::deca>::value) return "das"; - if (std::is_same<Period, std::hecto>::value) return "hs"; - if (std::is_same<Period, std::kilo>::value) return "ks"; - if (std::is_same<Period, std::mega>::value) return "Ms"; - if (std::is_same<Period, std::giga>::value) return "Gs"; - if (std::is_same<Period, std::tera>::value) return "Ts"; - if (std::is_same<Period, std::peta>::value) return "Ps"; - if (std::is_same<Period, std::exa>::value) return "Es"; - if (std::is_same<Period, std::ratio<60>>::value) return "m"; - if (std::is_same<Period, std::ratio<3600>>::value) return "h"; - return nullptr; +template <typename Period> +FMT_CONSTEXPR inline const char *get_units() +{ + if(std::is_same<Period, std::atto>::value) + return "as"; + if(std::is_same<Period, std::femto>::value) + return "fs"; + if(std::is_same<Period, std::pico>::value) + return "ps"; + if(std::is_same<Period, std::nano>::value) + return "ns"; + if(std::is_same<Period, std::micro>::value) + return "µs"; + if(std::is_same<Period, std::milli>::value) + return "ms"; + if(std::is_same<Period, std::centi>::value) + return "cs"; + if(std::is_same<Period, std::deci>::value) + return "ds"; + if(std::is_same<Period, std::ratio<1>>::value) + return "s"; + if(std::is_same<Period, std::deca>::value) + return "das"; + if(std::is_same<Period, std::hecto>::value) + return "hs"; + if(std::is_same<Period, std::kilo>::value) + return "ks"; + if(std::is_same<Period, std::mega>::value) + return "Ms"; + if(std::is_same<Period, std::giga>::value) + return "Gs"; + if(std::is_same<Period, std::tera>::value) + return "Ts"; + if(std::is_same<Period, std::peta>::value) + return "Ps"; + if(std::is_same<Period, std::exa>::value) + return "Es"; + if(std::is_same<Period, std::ratio<60>>::value) + return "m"; + if(std::is_same<Period, std::ratio<3600>>::value) + return "h"; + return nullptr; } -enum class numeric_system { - standard, - // Alternative numeric system, e.g. å二 instead of 12 in ja_JP locale. - alternative +enum class numeric_system +{ + standard, + // Alternative numeric system, e.g. å二 instead of 12 in ja_JP locale. + alternative }; // Parses a put_time-like format string and invokes handler actions. template <typename Char, typename Handler> -FMT_CONSTEXPR const Char* parse_chrono_format(const Char* begin, - const Char* end, - Handler&& handler) { - auto ptr = begin; - while (ptr != end) { - auto c = *ptr; - if (c == '}') break; - if (c != '%') { - ++ptr; - continue; - } - if (begin != ptr) handler.on_text(begin, ptr); - ++ptr; // consume '%' - if (ptr == end) FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch (c) { - case '%': - handler.on_text(ptr - 1, ptr); - break; - case 'n': { - const Char newline[] = {'\n'}; - handler.on_text(newline, newline + 1); - break; - } - case 't': { - const Char tab[] = {'\t'}; - handler.on_text(tab, tab + 1); - break; - } - // Year: - case 'Y': - handler.on_year(numeric_system::standard); - break; - case 'y': - handler.on_short_year(numeric_system::standard); - break; - case 'C': - handler.on_century(numeric_system::standard); - break; - case 'G': - handler.on_iso_week_based_year(); - break; - case 'g': - handler.on_iso_week_based_short_year(); - break; - // Day of the week: - case 'a': - handler.on_abbr_weekday(); - break; - case 'A': - handler.on_full_weekday(); - break; - case 'w': - handler.on_dec0_weekday(numeric_system::standard); - break; - case 'u': - handler.on_dec1_weekday(numeric_system::standard); - break; - // Month: - case 'b': - case 'h': - handler.on_abbr_month(); - break; - case 'B': - handler.on_full_month(); - break; - case 'm': - handler.on_dec_month(numeric_system::standard); - break; - // Day of the year/month: - case 'U': - handler.on_dec0_week_of_year(numeric_system::standard); - break; - case 'W': - handler.on_dec1_week_of_year(numeric_system::standard); - break; - case 'V': - handler.on_iso_week_of_year(numeric_system::standard); - break; - case 'j': - handler.on_day_of_year(); - break; - case 'd': - handler.on_day_of_month(numeric_system::standard); - break; - case 'e': - handler.on_day_of_month_space(numeric_system::standard); - break; - // Hour, minute, second: - case 'H': - handler.on_24_hour(numeric_system::standard); - break; - case 'I': - handler.on_12_hour(numeric_system::standard); - break; - case 'M': - handler.on_minute(numeric_system::standard); - break; - case 'S': - handler.on_second(numeric_system::standard); - break; - // Other: - case 'c': - handler.on_datetime(numeric_system::standard); - break; - case 'x': - handler.on_loc_date(numeric_system::standard); - break; - case 'X': - handler.on_loc_time(numeric_system::standard); - break; - case 'D': - handler.on_us_date(); - break; - case 'F': - handler.on_iso_date(); - break; - case 'r': - handler.on_12_hour_time(); - break; - case 'R': - handler.on_24_hour_time(); - break; - case 'T': - handler.on_iso_time(); - break; - case 'p': - handler.on_am_pm(); - break; - case 'Q': - handler.on_duration_value(); - break; - case 'q': - handler.on_duration_unit(); - break; - case 'z': - handler.on_utc_offset(); - break; - case 'Z': - handler.on_tz_name(); - break; - // Alternative representation: - case 'E': { - if (ptr == end) FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch (c) { - case 'Y': - handler.on_year(numeric_system::alternative); - break; - case 'y': - handler.on_offset_year(); - break; - case 'C': - handler.on_century(numeric_system::alternative); - break; - case 'c': - handler.on_datetime(numeric_system::alternative); - break; - case 'x': - handler.on_loc_date(numeric_system::alternative); - break; - case 'X': - handler.on_loc_time(numeric_system::alternative); - break; - default: - FMT_THROW(format_error("invalid format")); - } - break; - } - case 'O': - if (ptr == end) FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch (c) { - case 'y': - handler.on_short_year(numeric_system::alternative); - break; - case 'm': - handler.on_dec_month(numeric_system::alternative); - break; - case 'U': - handler.on_dec0_week_of_year(numeric_system::alternative); - break; - case 'W': - handler.on_dec1_week_of_year(numeric_system::alternative); - break; - case 'V': - handler.on_iso_week_of_year(numeric_system::alternative); - break; - case 'd': - handler.on_day_of_month(numeric_system::alternative); - break; - case 'e': - handler.on_day_of_month_space(numeric_system::alternative); - break; - case 'w': - handler.on_dec0_weekday(numeric_system::alternative); - break; - case 'u': - handler.on_dec1_weekday(numeric_system::alternative); - break; - case 'H': - handler.on_24_hour(numeric_system::alternative); - break; - case 'I': - handler.on_12_hour(numeric_system::alternative); - break; - case 'M': - handler.on_minute(numeric_system::alternative); - break; - case 'S': - handler.on_second(numeric_system::alternative); - break; - default: - FMT_THROW(format_error("invalid format")); - } - break; - default: - FMT_THROW(format_error("invalid format")); - } - begin = ptr; - } - if (begin != ptr) handler.on_text(begin, ptr); - return ptr; +FMT_CONSTEXPR const Char *parse_chrono_format(const Char *begin, const Char *end, Handler &&handler) +{ + auto ptr = begin; + while(ptr != end) + { + auto c = *ptr; + if(c == '}') + break; + if(c != '%') + { + ++ptr; + continue; + } + if(begin != ptr) + handler.on_text(begin, ptr); + ++ptr; // consume '%' + if(ptr == end) + FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch(c) + { + case '%': + handler.on_text(ptr - 1, ptr); + break; + case 'n': + { + const Char newline[] = {'\n'}; + handler.on_text(newline, newline + 1); + break; + } + case 't': + { + const Char tab[] = {'\t'}; + handler.on_text(tab, tab + 1); + break; + } + // Year: + case 'Y': + handler.on_year(numeric_system::standard); + break; + case 'y': + handler.on_short_year(numeric_system::standard); + break; + case 'C': + handler.on_century(numeric_system::standard); + break; + case 'G': + handler.on_iso_week_based_year(); + break; + case 'g': + handler.on_iso_week_based_short_year(); + break; + // Day of the week: + case 'a': + handler.on_abbr_weekday(); + break; + case 'A': + handler.on_full_weekday(); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::standard); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::standard); + break; + // Month: + case 'b': + case 'h': + handler.on_abbr_month(); + break; + case 'B': + handler.on_full_month(); + break; + case 'm': + handler.on_dec_month(numeric_system::standard); + break; + // Day of the year/month: + case 'U': + handler.on_dec0_week_of_year(numeric_system::standard); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::standard); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::standard); + break; + case 'j': + handler.on_day_of_year(); + break; + case 'd': + handler.on_day_of_month(numeric_system::standard); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::standard); + break; + // Hour, minute, second: + case 'H': + handler.on_24_hour(numeric_system::standard); + break; + case 'I': + handler.on_12_hour(numeric_system::standard); + break; + case 'M': + handler.on_minute(numeric_system::standard); + break; + case 'S': + handler.on_second(numeric_system::standard); + break; + // Other: + case 'c': + handler.on_datetime(numeric_system::standard); + break; + case 'x': + handler.on_loc_date(numeric_system::standard); + break; + case 'X': + handler.on_loc_time(numeric_system::standard); + break; + case 'D': + handler.on_us_date(); + break; + case 'F': + handler.on_iso_date(); + break; + case 'r': + handler.on_12_hour_time(); + break; + case 'R': + handler.on_24_hour_time(); + break; + case 'T': + handler.on_iso_time(); + break; + case 'p': + handler.on_am_pm(); + break; + case 'Q': + handler.on_duration_value(); + break; + case 'q': + handler.on_duration_unit(); + break; + case 'z': + handler.on_utc_offset(); + break; + case 'Z': + handler.on_tz_name(); + break; + // Alternative representation: + case 'E': + { + if(ptr == end) + FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch(c) + { + case 'Y': + handler.on_year(numeric_system::alternative); + break; + case 'y': + handler.on_offset_year(); + break; + case 'C': + handler.on_century(numeric_system::alternative); + break; + case 'c': + handler.on_datetime(numeric_system::alternative); + break; + case 'x': + handler.on_loc_date(numeric_system::alternative); + break; + case 'X': + handler.on_loc_time(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + } + case 'O': + if(ptr == end) + FMT_THROW(format_error("invalid format")); + c = *ptr++; + switch(c) + { + case 'y': + handler.on_short_year(numeric_system::alternative); + break; + case 'm': + handler.on_dec_month(numeric_system::alternative); + break; + case 'U': + handler.on_dec0_week_of_year(numeric_system::alternative); + break; + case 'W': + handler.on_dec1_week_of_year(numeric_system::alternative); + break; + case 'V': + handler.on_iso_week_of_year(numeric_system::alternative); + break; + case 'd': + handler.on_day_of_month(numeric_system::alternative); + break; + case 'e': + handler.on_day_of_month_space(numeric_system::alternative); + break; + case 'w': + handler.on_dec0_weekday(numeric_system::alternative); + break; + case 'u': + handler.on_dec1_weekday(numeric_system::alternative); + break; + case 'H': + handler.on_24_hour(numeric_system::alternative); + break; + case 'I': + handler.on_12_hour(numeric_system::alternative); + break; + case 'M': + handler.on_minute(numeric_system::alternative); + break; + case 'S': + handler.on_second(numeric_system::alternative); + break; + default: + FMT_THROW(format_error("invalid format")); + } + break; + default: + FMT_THROW(format_error("invalid format")); + } + begin = ptr; + } + if(begin != ptr) + handler.on_text(begin, ptr); + return ptr; } -template <typename Derived> struct null_chrono_spec_handler { - FMT_CONSTEXPR void unsupported() { - static_cast<Derived*>(this)->unsupported(); - } - FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_offset_year() { unsupported(); } - FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } - FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } - FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } - FMT_CONSTEXPR void on_full_weekday() { unsupported(); } - FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_abbr_month() { unsupported(); } - FMT_CONSTEXPR void on_full_month() { unsupported(); } - FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_day_of_year() { unsupported(); } - FMT_CONSTEXPR void on_day_of_month(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_day_of_month_space(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_second(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_datetime(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_loc_date(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_loc_time(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_us_date() { unsupported(); } - FMT_CONSTEXPR void on_iso_date() { unsupported(); } - FMT_CONSTEXPR void on_12_hour_time() { unsupported(); } - FMT_CONSTEXPR void on_24_hour_time() { unsupported(); } - FMT_CONSTEXPR void on_iso_time() { unsupported(); } - FMT_CONSTEXPR void on_am_pm() { unsupported(); } - FMT_CONSTEXPR void on_duration_value() { unsupported(); } - FMT_CONSTEXPR void on_duration_unit() { unsupported(); } - FMT_CONSTEXPR void on_utc_offset() { unsupported(); } - FMT_CONSTEXPR void on_tz_name() { unsupported(); } +template <typename Derived> +struct null_chrono_spec_handler +{ + FMT_CONSTEXPR void unsupported() { static_cast<Derived *>(this)->unsupported(); } + FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_offset_year() { unsupported(); } + FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } + FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } + FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } + FMT_CONSTEXPR void on_full_weekday() { unsupported(); } + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_abbr_month() { unsupported(); } + FMT_CONSTEXPR void on_full_month() { unsupported(); } + FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_year() { unsupported(); } + FMT_CONSTEXPR void on_day_of_month(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_second(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_datetime(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_date(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_loc_time(numeric_system) { unsupported(); } + FMT_CONSTEXPR void on_us_date() { unsupported(); } + FMT_CONSTEXPR void on_iso_date() { unsupported(); } + FMT_CONSTEXPR void on_12_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_24_hour_time() { unsupported(); } + FMT_CONSTEXPR void on_iso_time() { unsupported(); } + FMT_CONSTEXPR void on_am_pm() { unsupported(); } + FMT_CONSTEXPR void on_duration_value() { unsupported(); } + FMT_CONSTEXPR void on_duration_unit() { unsupported(); } + FMT_CONSTEXPR void on_utc_offset() { unsupported(); } + FMT_CONSTEXPR void on_tz_name() { unsupported(); } }; -struct tm_format_checker : null_chrono_spec_handler<tm_format_checker> { - FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } - - template <typename Char> - FMT_CONSTEXPR void on_text(const Char*, const Char*) {} - FMT_CONSTEXPR void on_year(numeric_system) {} - FMT_CONSTEXPR void on_short_year(numeric_system) {} - FMT_CONSTEXPR void on_offset_year() {} - FMT_CONSTEXPR void on_century(numeric_system) {} - FMT_CONSTEXPR void on_iso_week_based_year() {} - FMT_CONSTEXPR void on_iso_week_based_short_year() {} - FMT_CONSTEXPR void on_abbr_weekday() {} - FMT_CONSTEXPR void on_full_weekday() {} - FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} - FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} - FMT_CONSTEXPR void on_abbr_month() {} - FMT_CONSTEXPR void on_full_month() {} - FMT_CONSTEXPR void on_dec_month(numeric_system) {} - FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) {} - FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) {} - FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) {} - FMT_CONSTEXPR void on_day_of_year() {} - FMT_CONSTEXPR void on_day_of_month(numeric_system) {} - FMT_CONSTEXPR void on_day_of_month_space(numeric_system) {} - FMT_CONSTEXPR void on_24_hour(numeric_system) {} - FMT_CONSTEXPR void on_12_hour(numeric_system) {} - FMT_CONSTEXPR void on_minute(numeric_system) {} - FMT_CONSTEXPR void on_second(numeric_system) {} - FMT_CONSTEXPR void on_datetime(numeric_system) {} - FMT_CONSTEXPR void on_loc_date(numeric_system) {} - FMT_CONSTEXPR void on_loc_time(numeric_system) {} - FMT_CONSTEXPR void on_us_date() {} - FMT_CONSTEXPR void on_iso_date() {} - FMT_CONSTEXPR void on_12_hour_time() {} - FMT_CONSTEXPR void on_24_hour_time() {} - FMT_CONSTEXPR void on_iso_time() {} - FMT_CONSTEXPR void on_am_pm() {} - FMT_CONSTEXPR void on_utc_offset() {} - FMT_CONSTEXPR void on_tz_name() {} +struct tm_format_checker : null_chrono_spec_handler<tm_format_checker> +{ + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } + + template <typename Char> + FMT_CONSTEXPR void on_text(const Char *, const Char *) + { + } + FMT_CONSTEXPR void on_year(numeric_system) {} + FMT_CONSTEXPR void on_short_year(numeric_system) {} + FMT_CONSTEXPR void on_offset_year() {} + FMT_CONSTEXPR void on_century(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_based_year() {} + FMT_CONSTEXPR void on_iso_week_based_short_year() {} + FMT_CONSTEXPR void on_abbr_weekday() {} + FMT_CONSTEXPR void on_full_weekday() {} + FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} + FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} + FMT_CONSTEXPR void on_abbr_month() {} + FMT_CONSTEXPR void on_full_month() {} + FMT_CONSTEXPR void on_dec_month(numeric_system) {} + FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) {} + FMT_CONSTEXPR void on_day_of_year() {} + FMT_CONSTEXPR void on_day_of_month(numeric_system) {} + FMT_CONSTEXPR void on_day_of_month_space(numeric_system) {} + FMT_CONSTEXPR void on_24_hour(numeric_system) {} + FMT_CONSTEXPR void on_12_hour(numeric_system) {} + FMT_CONSTEXPR void on_minute(numeric_system) {} + FMT_CONSTEXPR void on_second(numeric_system) {} + FMT_CONSTEXPR void on_datetime(numeric_system) {} + FMT_CONSTEXPR void on_loc_date(numeric_system) {} + FMT_CONSTEXPR void on_loc_time(numeric_system) {} + FMT_CONSTEXPR void on_us_date() {} + FMT_CONSTEXPR void on_iso_date() {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_utc_offset() {} + FMT_CONSTEXPR void on_tz_name() {} }; -inline const char* tm_wday_full_name(int wday) { - static constexpr const char* full_name_list[] = { - "Sunday", "Monday", "Tuesday", "Wednesday", - "Thursday", "Friday", "Saturday"}; - return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; +inline const char *tm_wday_full_name(int wday) +{ + static constexpr const char *full_name_list[] = { + "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}; + return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; } -inline const char* tm_wday_short_name(int wday) { - static constexpr const char* short_name_list[] = {"Sun", "Mon", "Tue", "Wed", - "Thu", "Fri", "Sat"}; - return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; +inline const char *tm_wday_short_name(int wday) +{ + static constexpr const char *short_name_list[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; + return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; } -inline const char* tm_mon_full_name(int mon) { - static constexpr const char* full_name_list[] = { - "January", "February", "March", "April", "May", "June", - "July", "August", "September", "October", "November", "December"}; - return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; +inline const char *tm_mon_full_name(int mon) +{ + static constexpr const char *full_name_list[] = { + "January", + "February", + "March", + "April", + "May", + "June", + "July", + "August", + "September", + "October", + "November", + "December"}; + return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; } -inline const char* tm_mon_short_name(int mon) { - static constexpr const char* short_name_list[] = { - "Jan", "Feb", "Mar", "Apr", "May", "Jun", - "Jul", "Aug", "Sep", "Oct", "Nov", "Dec", - }; - return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; +inline const char *tm_mon_short_name(int mon) +{ + static constexpr const char *short_name_list[] = { + "Jan", + "Feb", + "Mar", + "Apr", + "May", + "Jun", + "Jul", + "Aug", + "Sep", + "Oct", + "Nov", + "Dec", + }; + return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; } template <typename T, typename = void> -struct has_member_data_tm_gmtoff : std::false_type {}; +struct has_member_data_tm_gmtoff : std::false_type +{ +}; template <typename T> -struct has_member_data_tm_gmtoff<T, void_t<decltype(T::tm_gmtoff)>> - : std::true_type {}; +struct has_member_data_tm_gmtoff<T, void_t<decltype(T::tm_gmtoff)>> : std::true_type +{ +}; template <typename T, typename = void> -struct has_member_data_tm_zone : std::false_type {}; +struct has_member_data_tm_zone : std::false_type +{ +}; template <typename T> -struct has_member_data_tm_zone<T, void_t<decltype(T::tm_zone)>> - : std::true_type {}; +struct has_member_data_tm_zone<T, void_t<decltype(T::tm_zone)>> : std::true_type +{ +}; #if FMT_USE_TZSET -inline void tzset_once() { - static bool init = []() -> bool { - _tzset(); - return true; - }(); - ignore_unused(init); +inline void tzset_once() +{ + static bool init = []() -> bool + { + _tzset(); + return true; + }(); + ignore_unused(init); } #endif -template <typename OutputIt, typename Char> class tm_writer { - private: - static constexpr int days_per_week = 7; - - const std::locale& loc_; - const bool is_classic_; - OutputIt out_; - const std::tm& tm_; - - auto tm_sec() const noexcept -> int { - FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); - return tm_.tm_sec; - } - auto tm_min() const noexcept -> int { - FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); - return tm_.tm_min; - } - auto tm_hour() const noexcept -> int { - FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); - return tm_.tm_hour; - } - auto tm_mday() const noexcept -> int { - FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); - return tm_.tm_mday; - } - auto tm_mon() const noexcept -> int { - FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); - return tm_.tm_mon; - } - auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } - auto tm_wday() const noexcept -> int { - FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); - return tm_.tm_wday; - } - auto tm_yday() const noexcept -> int { - FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); - return tm_.tm_yday; - } - - auto tm_hour12() const noexcept -> int { - const auto h = tm_hour(); - const auto z = h < 12 ? h : h - 12; - return z == 0 ? 12 : z; - } - - // POSIX and the C Standard are unclear or inconsistent about what %C and %y - // do if the year is negative or exceeds 9999. Use the convention that %C - // concatenated with %y yields the same output as %Y, and that %Y contains at - // least 4 characters, with more only if necessary. - auto split_year_lower(long long year) const noexcept -> int { - auto l = year % 100; - if (l < 0) l = -l; // l in [0, 99] - return static_cast<int>(l); - } - - // Algorithm: - // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_the_week_number_from_a_month_and_day_of_the_month_or_ordinal_date - auto iso_year_weeks(long long curr_year) const noexcept -> int { - const auto prev_year = curr_year - 1; - const auto curr_p = - (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % - days_per_week; - const auto prev_p = - (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % - days_per_week; - return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); - } - auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int { - return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / - days_per_week; - } - auto tm_iso_week_year() const noexcept -> long long { - const auto year = tm_year(); - const auto w = iso_week_num(tm_yday(), tm_wday()); - if (w < 1) return year - 1; - if (w > iso_year_weeks(year)) return year + 1; - return year; - } - auto tm_iso_week_of_year() const noexcept -> int { - const auto year = tm_year(); - const auto w = iso_week_num(tm_yday(), tm_wday()); - if (w < 1) return iso_year_weeks(year - 1); - if (w > iso_year_weeks(year)) return 1; - return w; - } - - void write1(int value) { - *out_++ = static_cast<char>('0' + to_unsigned(value) % 10); - } - void write2(int value) { - const char* d = digits2(to_unsigned(value) % 100); - *out_++ = *d++; - *out_++ = *d; - } - - void write_year_extended(long long year) { - // At least 4 characters. - int width = 4; - if (year < 0) { - *out_++ = '-'; - year = 0 - year; - --width; - } - uint32_or_64_or_128_t<long long> n = to_unsigned(year); - const int num_digits = count_digits(n); - if (width > num_digits) out_ = std::fill_n(out_, width - num_digits, '0'); - out_ = format_decimal<Char>(out_, n, num_digits).end; - } - void write_year(long long year) { - if (year >= 0 && year < 10000) { - write2(static_cast<int>(year / 100)); - write2(static_cast<int>(year % 100)); - } else { - write_year_extended(year); - } - } - - void write_utc_offset(long offset) { - if (offset < 0) { - *out_++ = '-'; - offset = -offset; - } else { - *out_++ = '+'; - } - offset /= 60; - write2(static_cast<int>(offset / 60)); - write2(static_cast<int>(offset % 60)); - } - template <typename T, FMT_ENABLE_IF(has_member_data_tm_gmtoff<T>::value)> - void format_utc_offset_impl(const T& tm) { - write_utc_offset(tm.tm_gmtoff); - } - template <typename T, FMT_ENABLE_IF(!has_member_data_tm_gmtoff<T>::value)> - void format_utc_offset_impl(const T& tm) { +template <typename OutputIt, typename Char> +class tm_writer +{ +private: + static constexpr int days_per_week = 7; + + const std::locale &loc_; + const bool is_classic_; + OutputIt out_; + const std::tm &tm_; + + auto tm_sec() const noexcept -> int + { + FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); + return tm_.tm_sec; + } + auto tm_min() const noexcept -> int + { + FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); + return tm_.tm_min; + } + auto tm_hour() const noexcept -> int + { + FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); + return tm_.tm_hour; + } + auto tm_mday() const noexcept -> int + { + FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); + return tm_.tm_mday; + } + auto tm_mon() const noexcept -> int + { + FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); + return tm_.tm_mon; + } + auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } + auto tm_wday() const noexcept -> int + { + FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); + return tm_.tm_wday; + } + auto tm_yday() const noexcept -> int + { + FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); + return tm_.tm_yday; + } + + auto tm_hour12() const noexcept -> int + { + const auto h = tm_hour(); + const auto z = h < 12 ? h : h - 12; + return z == 0 ? 12 : z; + } + + // POSIX and the C Standard are unclear or inconsistent about what %C and %y + // do if the year is negative or exceeds 9999. Use the convention that %C + // concatenated with %y yields the same output as %Y, and that %Y contains at + // least 4 characters, with more only if necessary. + auto split_year_lower(long long year) const noexcept -> int + { + auto l = year % 100; + if(l < 0) + l = -l; // l in [0, 99] + return static_cast<int>(l); + } + + // Algorithm: + // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_the_week_number_from_a_month_and_day_of_the_month_or_ordinal_date + auto iso_year_weeks(long long curr_year) const noexcept -> int + { + const auto prev_year = curr_year - 1; + const auto curr_p = (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % days_per_week; + const auto prev_p = (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % days_per_week; + return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); + } + auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int + { + return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / days_per_week; + } + auto tm_iso_week_year() const noexcept -> long long + { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if(w < 1) + return year - 1; + if(w > iso_year_weeks(year)) + return year + 1; + return year; + } + auto tm_iso_week_of_year() const noexcept -> int + { + const auto year = tm_year(); + const auto w = iso_week_num(tm_yday(), tm_wday()); + if(w < 1) + return iso_year_weeks(year - 1); + if(w > iso_year_weeks(year)) + return 1; + return w; + } + + void write1(int value) { *out_++ = static_cast<char>('0' + to_unsigned(value) % 10); } + void write2(int value) + { + const char *d = digits2(to_unsigned(value) % 100); + *out_++ = *d++; + *out_++ = *d; + } + + void write_year_extended(long long year) + { + // At least 4 characters. + int width = 4; + if(year < 0) + { + *out_++ = '-'; + year = 0 - year; + --width; + } + uint32_or_64_or_128_t<long long> n = to_unsigned(year); + const int num_digits = count_digits(n); + if(width > num_digits) + out_ = std::fill_n(out_, width - num_digits, '0'); + out_ = format_decimal<Char>(out_, n, num_digits).end; + } + void write_year(long long year) + { + if(year >= 0 && year < 10000) + { + write2(static_cast<int>(year / 100)); + write2(static_cast<int>(year % 100)); + } + else + { + write_year_extended(year); + } + } + + void write_utc_offset(long offset) + { + if(offset < 0) + { + *out_++ = '-'; + offset = -offset; + } + else + { + *out_++ = '+'; + } + offset /= 60; + write2(static_cast<int>(offset / 60)); + write2(static_cast<int>(offset % 60)); + } + template <typename T, FMT_ENABLE_IF(has_member_data_tm_gmtoff<T>::value)> + void format_utc_offset_impl(const T &tm) + { + write_utc_offset(tm.tm_gmtoff); + } + template <typename T, FMT_ENABLE_IF(!has_member_data_tm_gmtoff<T>::value)> + void format_utc_offset_impl(const T &tm) + { #if defined(_WIN32) && defined(_UCRT) -# if FMT_USE_TZSET - tzset_once(); -# endif - long offset = 0; - _get_timezone(&offset); - if (tm.tm_isdst) { - long dstbias = 0; - _get_dstbias(&dstbias); - offset += dstbias; - } - write_utc_offset(-offset); +#if FMT_USE_TZSET + tzset_once(); +#endif + long offset = 0; + _get_timezone(&offset); + if(tm.tm_isdst) + { + long dstbias = 0; + _get_dstbias(&dstbias); + offset += dstbias; + } + write_utc_offset(-offset); #else - ignore_unused(tm); - format_localized('z'); + ignore_unused(tm); + format_localized('z'); #endif - } + } - template <typename T, FMT_ENABLE_IF(has_member_data_tm_zone<T>::value)> - void format_tz_name_impl(const T& tm) { - if (is_classic_) - out_ = write_tm_str<Char>(out_, tm.tm_zone, loc_); - else - format_localized('Z'); - } - template <typename T, FMT_ENABLE_IF(!has_member_data_tm_zone<T>::value)> - void format_tz_name_impl(const T&) { - format_localized('Z'); - } - - void format_localized(char format, char modifier = 0) { - out_ = write<Char>(out_, tm_, loc_, format, modifier); - } - - public: - tm_writer(const std::locale& loc, OutputIt out, const std::tm& tm) - : loc_(loc), - is_classic_(loc_ == get_classic_locale()), - out_(out), - tm_(tm) {} - - OutputIt out() const { return out_; } - - FMT_CONSTEXPR void on_text(const Char* begin, const Char* end) { - out_ = copy_str<Char>(begin, end, out_); - } - - void on_abbr_weekday() { - if (is_classic_) - out_ = write(out_, tm_wday_short_name(tm_wday())); - else - format_localized('a'); - } - void on_full_weekday() { - if (is_classic_) - out_ = write(out_, tm_wday_full_name(tm_wday())); - else - format_localized('A'); - } - void on_dec0_weekday(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) return write1(tm_wday()); - format_localized('w', 'O'); - } - void on_dec1_weekday(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) { - auto wday = tm_wday(); - write1(wday == 0 ? days_per_week : wday); - } else { - format_localized('u', 'O'); - } - } - - void on_abbr_month() { - if (is_classic_) - out_ = write(out_, tm_mon_short_name(tm_mon())); - else - format_localized('b'); - } - void on_full_month() { - if (is_classic_) - out_ = write(out_, tm_mon_full_name(tm_mon())); - else - format_localized('B'); - } - - void on_datetime(numeric_system ns) { - if (is_classic_) { - on_abbr_weekday(); - *out_++ = ' '; - on_abbr_month(); - *out_++ = ' '; - on_day_of_month_space(numeric_system::standard); - *out_++ = ' '; - on_iso_time(); - *out_++ = ' '; - on_year(numeric_system::standard); - } else { - format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); - } - } - void on_loc_date(numeric_system ns) { - if (is_classic_) - on_us_date(); - else - format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); - } - void on_loc_time(numeric_system ns) { - if (is_classic_) - on_iso_time(); - else - format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); - } - void on_us_date() { - char buf[8]; - write_digit2_separated(buf, to_unsigned(tm_mon() + 1), - to_unsigned(tm_mday()), - to_unsigned(split_year_lower(tm_year())), '/'); - out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); - } - void on_iso_date() { - auto year = tm_year(); - char buf[10]; - size_t offset = 0; - if (year >= 0 && year < 10000) { - copy2(buf, digits2(static_cast<size_t>(year / 100))); - } else { - offset = 4; - write_year_extended(year); - year = 0; - } - write_digit2_separated(buf + 2, static_cast<unsigned>(year % 100), - to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), - '-'); - out_ = copy_str<Char>(std::begin(buf) + offset, std::end(buf), out_); - } - - void on_utc_offset() { format_utc_offset_impl(tm_); } - void on_tz_name() { format_tz_name_impl(tm_); } - - void on_year(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) - return write_year(tm_year()); - format_localized('Y', 'E'); - } - void on_short_year(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) - return write2(split_year_lower(tm_year())); - format_localized('y', 'O'); - } - void on_offset_year() { - if (is_classic_) return write2(split_year_lower(tm_year())); - format_localized('y', 'E'); - } - - void on_century(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) { - auto year = tm_year(); - auto upper = year / 100; - if (year >= -99 && year < 0) { - // Zero upper on negative year. - *out_++ = '-'; - *out_++ = '0'; - } else if (upper >= 0 && upper < 100) { - write2(static_cast<int>(upper)); - } else { - out_ = write<Char>(out_, upper); - } - } else { - format_localized('C', 'E'); - } - } - - void on_dec_month(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) - return write2(tm_mon() + 1); - format_localized('m', 'O'); - } - - void on_dec0_week_of_year(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) - return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); - format_localized('U', 'O'); - } - void on_dec1_week_of_year(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) { - auto wday = tm_wday(); - write2((tm_yday() + days_per_week - - (wday == 0 ? (days_per_week - 1) : (wday - 1))) / - days_per_week); - } else { - format_localized('W', 'O'); - } - } - void on_iso_week_of_year(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) - return write2(tm_iso_week_of_year()); - format_localized('V', 'O'); - } - - void on_iso_week_based_year() { write_year(tm_iso_week_year()); } - void on_iso_week_based_short_year() { - write2(split_year_lower(tm_iso_week_year())); - } - - void on_day_of_year() { - auto yday = tm_yday() + 1; - write1(yday / 100); - write2(yday % 100); - } - void on_day_of_month(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) return write2(tm_mday()); - format_localized('d', 'O'); - } - void on_day_of_month_space(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) { - auto mday = to_unsigned(tm_mday()) % 100; - const char* d2 = digits2(mday); - *out_++ = mday < 10 ? ' ' : d2[0]; - *out_++ = d2[1]; - } else { - format_localized('e', 'O'); - } - } - - void on_24_hour(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) return write2(tm_hour()); - format_localized('H', 'O'); - } - void on_12_hour(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) - return write2(tm_hour12()); - format_localized('I', 'O'); - } - void on_minute(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) return write2(tm_min()); - format_localized('M', 'O'); - } - void on_second(numeric_system ns) { - if (is_classic_ || ns == numeric_system::standard) return write2(tm_sec()); - format_localized('S', 'O'); - } - - void on_12_hour_time() { - if (is_classic_) { - char buf[8]; - write_digit2_separated(buf, to_unsigned(tm_hour12()), - to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); - out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); - *out_++ = ' '; - on_am_pm(); - } else { - format_localized('r'); - } - } - void on_24_hour_time() { - write2(tm_hour()); - *out_++ = ':'; - write2(tm_min()); - } - void on_iso_time() { - char buf[8]; - write_digit2_separated(buf, to_unsigned(tm_hour()), to_unsigned(tm_min()), - to_unsigned(tm_sec()), ':'); - out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); - } - - void on_am_pm() { - if (is_classic_) { - *out_++ = tm_hour() < 12 ? 'A' : 'P'; - *out_++ = 'M'; - } else { - format_localized('p'); - } - } - - // These apply to chrono durations but not tm. - void on_duration_value() {} - void on_duration_unit() {} + template <typename T, FMT_ENABLE_IF(has_member_data_tm_zone<T>::value)> + void format_tz_name_impl(const T &tm) + { + if(is_classic_) + out_ = write_tm_str<Char>(out_, tm.tm_zone, loc_); + else + format_localized('Z'); + } + template <typename T, FMT_ENABLE_IF(!has_member_data_tm_zone<T>::value)> + void format_tz_name_impl(const T &) + { + format_localized('Z'); + } + + void format_localized(char format, char modifier = 0) + { + out_ = write<Char>(out_, tm_, loc_, format, modifier); + } + +public: + tm_writer(const std::locale &loc, OutputIt out, const std::tm &tm) : + loc_(loc), is_classic_(loc_ == get_classic_locale()), out_(out), tm_(tm) + { + } + + OutputIt out() const + { + return out_; + } + + FMT_CONSTEXPR void on_text(const Char *begin, const Char *end) + { + out_ = copy_str<Char>(begin, end, out_); + } + + void on_abbr_weekday() + { + if(is_classic_) + out_ = write(out_, tm_wday_short_name(tm_wday())); + else + format_localized('a'); + } + void on_full_weekday() + { + if(is_classic_) + out_ = write(out_, tm_wday_full_name(tm_wday())); + else + format_localized('A'); + } + void on_dec0_weekday(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write1(tm_wday()); + format_localized('w', 'O'); + } + void on_dec1_weekday(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + { + auto wday = tm_wday(); + write1(wday == 0 ? days_per_week : wday); + } + else + { + format_localized('u', 'O'); + } + } + + void on_abbr_month() + { + if(is_classic_) + out_ = write(out_, tm_mon_short_name(tm_mon())); + else + format_localized('b'); + } + void on_full_month() + { + if(is_classic_) + out_ = write(out_, tm_mon_full_name(tm_mon())); + else + format_localized('B'); + } + + void on_datetime(numeric_system ns) + { + if(is_classic_) + { + on_abbr_weekday(); + *out_++ = ' '; + on_abbr_month(); + *out_++ = ' '; + on_day_of_month_space(numeric_system::standard); + *out_++ = ' '; + on_iso_time(); + *out_++ = ' '; + on_year(numeric_system::standard); + } + else + { + format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); + } + } + void on_loc_date(numeric_system ns) + { + if(is_classic_) + on_us_date(); + else + format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_loc_time(numeric_system ns) + { + if(is_classic_) + on_iso_time(); + else + format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); + } + void on_us_date() + { + char buf[8]; + write_digit2_separated( + buf, to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), to_unsigned(split_year_lower(tm_year())), '/'); + out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); + } + void on_iso_date() + { + auto year = tm_year(); + char buf[10]; + size_t offset = 0; + if(year >= 0 && year < 10000) + { + copy2(buf, digits2(static_cast<size_t>(year / 100))); + } + else + { + offset = 4; + write_year_extended(year); + year = 0; + } + write_digit2_separated( + buf + 2, static_cast<unsigned>(year % 100), to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), '-'); + out_ = copy_str<Char>(std::begin(buf) + offset, std::end(buf), out_); + } + + void on_utc_offset() + { + format_utc_offset_impl(tm_); + } + void on_tz_name() + { + format_tz_name_impl(tm_); + } + + void on_year(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write_year(tm_year()); + format_localized('Y', 'E'); + } + void on_short_year(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(split_year_lower(tm_year())); + format_localized('y', 'O'); + } + void on_offset_year() + { + if(is_classic_) + return write2(split_year_lower(tm_year())); + format_localized('y', 'E'); + } + + void on_century(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + { + auto year = tm_year(); + auto upper = year / 100; + if(year >= -99 && year < 0) + { + // Zero upper on negative year. + *out_++ = '-'; + *out_++ = '0'; + } + else if(upper >= 0 && upper < 100) + { + write2(static_cast<int>(upper)); + } + else + { + out_ = write<Char>(out_, upper); + } + } + else + { + format_localized('C', 'E'); + } + } + + void on_dec_month(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_mon() + 1); + format_localized('m', 'O'); + } + + void on_dec0_week_of_year(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); + format_localized('U', 'O'); + } + void on_dec1_week_of_year(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + { + auto wday = tm_wday(); + write2((tm_yday() + days_per_week - (wday == 0 ? (days_per_week - 1) : (wday - 1))) / days_per_week); + } + else + { + format_localized('W', 'O'); + } + } + void on_iso_week_of_year(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_iso_week_of_year()); + format_localized('V', 'O'); + } + + void on_iso_week_based_year() + { + write_year(tm_iso_week_year()); + } + void on_iso_week_based_short_year() + { + write2(split_year_lower(tm_iso_week_year())); + } + + void on_day_of_year() + { + auto yday = tm_yday() + 1; + write1(yday / 100); + write2(yday % 100); + } + void on_day_of_month(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_mday()); + format_localized('d', 'O'); + } + void on_day_of_month_space(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + { + auto mday = to_unsigned(tm_mday()) % 100; + const char *d2 = digits2(mday); + *out_++ = mday < 10 ? ' ' : d2[0]; + *out_++ = d2[1]; + } + else + { + format_localized('e', 'O'); + } + } + + void on_24_hour(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_hour()); + format_localized('H', 'O'); + } + void on_12_hour(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_hour12()); + format_localized('I', 'O'); + } + void on_minute(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_min()); + format_localized('M', 'O'); + } + void on_second(numeric_system ns) + { + if(is_classic_ || ns == numeric_system::standard) + return write2(tm_sec()); + format_localized('S', 'O'); + } + + void on_12_hour_time() + { + if(is_classic_) + { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour12()), to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); + *out_++ = ' '; + on_am_pm(); + } + else + { + format_localized('r'); + } + } + void on_24_hour_time() + { + write2(tm_hour()); + *out_++ = ':'; + write2(tm_min()); + } + void on_iso_time() + { + char buf[8]; + write_digit2_separated(buf, to_unsigned(tm_hour()), to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); + out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); + } + + void on_am_pm() + { + if(is_classic_) + { + *out_++ = tm_hour() < 12 ? 'A' : 'P'; + *out_++ = 'M'; + } + else + { + format_localized('p'); + } + } + + // These apply to chrono durations but not tm. + void on_duration_value() {} + void on_duration_unit() {} }; -struct chrono_format_checker : null_chrono_spec_handler<chrono_format_checker> { - FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } - - template <typename Char> - FMT_CONSTEXPR void on_text(const Char*, const Char*) {} - FMT_CONSTEXPR void on_24_hour(numeric_system) {} - FMT_CONSTEXPR void on_12_hour(numeric_system) {} - FMT_CONSTEXPR void on_minute(numeric_system) {} - FMT_CONSTEXPR void on_second(numeric_system) {} - FMT_CONSTEXPR void on_12_hour_time() {} - FMT_CONSTEXPR void on_24_hour_time() {} - FMT_CONSTEXPR void on_iso_time() {} - FMT_CONSTEXPR void on_am_pm() {} - FMT_CONSTEXPR void on_duration_value() {} - FMT_CONSTEXPR void on_duration_unit() {} +struct chrono_format_checker : null_chrono_spec_handler<chrono_format_checker> +{ + FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } + + template <typename Char> + FMT_CONSTEXPR void on_text(const Char *, const Char *) + { + } + FMT_CONSTEXPR void on_24_hour(numeric_system) {} + FMT_CONSTEXPR void on_12_hour(numeric_system) {} + FMT_CONSTEXPR void on_minute(numeric_system) {} + FMT_CONSTEXPR void on_second(numeric_system) {} + FMT_CONSTEXPR void on_12_hour_time() {} + FMT_CONSTEXPR void on_24_hour_time() {} + FMT_CONSTEXPR void on_iso_time() {} + FMT_CONSTEXPR void on_am_pm() {} + FMT_CONSTEXPR void on_duration_value() {} + FMT_CONSTEXPR void on_duration_unit() {} }; template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> -inline bool isfinite(T) { - return true; +inline bool isfinite(T) +{ + return true; } // Converts value to Int and checks that it's in the range [0, upper). template <typename T, typename Int, FMT_ENABLE_IF(std::is_integral<T>::value)> -inline Int to_nonnegative_int(T value, Int upper) { - FMT_ASSERT(std::is_unsigned<Int>::value || - (value >= 0 && to_unsigned(value) <= to_unsigned(upper)), - "invalid value"); - (void)upper; - return static_cast<Int>(value); +inline Int to_nonnegative_int(T value, Int upper) +{ + FMT_ASSERT( + std::is_unsigned<Int>::value || (value >= 0 && to_unsigned(value) <= to_unsigned(upper)), "invalid value"); + (void) upper; + return static_cast<Int>(value); } template <typename T, typename Int, FMT_ENABLE_IF(!std::is_integral<T>::value)> -inline Int to_nonnegative_int(T value, Int upper) { - if (value < 0 || value > static_cast<T>(upper)) - FMT_THROW(format_error("invalid value")); - return static_cast<Int>(value); +inline Int to_nonnegative_int(T value, Int upper) +{ + if(value < 0 || value > static_cast<T>(upper)) + FMT_THROW(format_error("invalid value")); + return static_cast<Int>(value); } template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> -inline T mod(T x, int y) { - return x % static_cast<T>(y); +inline T mod(T x, int y) +{ + return x % static_cast<T>(y); } template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> -inline T mod(T x, int y) { - return std::fmod(x, static_cast<T>(y)); +inline T mod(T x, int y) +{ + return std::fmod(x, static_cast<T>(y)); } // If T is an integral type, maps T to its unsigned counterpart, otherwise // leaves it unchanged (unlike std::make_unsigned). template <typename T, bool INTEGRAL = std::is_integral<T>::value> -struct make_unsigned_or_unchanged { - using type = T; +struct make_unsigned_or_unchanged +{ + using type = T; }; -template <typename T> struct make_unsigned_or_unchanged<T, true> { - using type = typename std::make_unsigned<T>::type; +template <typename T> +struct make_unsigned_or_unchanged<T, true> +{ + using type = typename std::make_unsigned<T>::type; }; #if FMT_SAFE_DURATION_CAST // throwing version of safe_duration_cast template <typename To, typename FromRep, typename FromPeriod> -To fmt_safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from) { - int ec; - To to = safe_duration_cast::safe_duration_cast<To>(from, ec); - if (ec) FMT_THROW(format_error("cannot format duration")); - return to; +To fmt_safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from) +{ + int ec; + To to = safe_duration_cast::safe_duration_cast<To>(from, ec); + if(ec) + FMT_THROW(format_error("cannot format duration")); + return to; } #endif -template <typename Rep, typename Period, - FMT_ENABLE_IF(std::is_integral<Rep>::value)> -inline std::chrono::duration<Rep, std::milli> get_milliseconds( - std::chrono::duration<Rep, Period> d) { - // this may overflow and/or the result may not fit in the - // target type. +template <typename Rep, typename Period, FMT_ENABLE_IF(std::is_integral<Rep>::value)> +inline std::chrono::duration<Rep, std::milli> get_milliseconds(std::chrono::duration<Rep, Period> d) +{ + // this may overflow and/or the result may not fit in the + // target type. #if FMT_SAFE_DURATION_CAST - using CommonSecondsType = - typename std::common_type<decltype(d), std::chrono::seconds>::type; - const auto d_as_common = fmt_safe_duration_cast<CommonSecondsType>(d); - const auto d_as_whole_seconds = - fmt_safe_duration_cast<std::chrono::seconds>(d_as_common); - // this conversion should be nonproblematic - const auto diff = d_as_common - d_as_whole_seconds; - const auto ms = - fmt_safe_duration_cast<std::chrono::duration<Rep, std::milli>>(diff); - return ms; + using CommonSecondsType = typename std::common_type<decltype(d), std::chrono::seconds>::type; + const auto d_as_common = fmt_safe_duration_cast<CommonSecondsType>(d); + const auto d_as_whole_seconds = fmt_safe_duration_cast<std::chrono::seconds>(d_as_common); + // this conversion should be nonproblematic + const auto diff = d_as_common - d_as_whole_seconds; + const auto ms = fmt_safe_duration_cast<std::chrono::duration<Rep, std::milli>>(diff); + return ms; #else - auto s = std::chrono::duration_cast<std::chrono::seconds>(d); - return std::chrono::duration_cast<std::chrono::milliseconds>(d - s); + auto s = std::chrono::duration_cast<std::chrono::seconds>(d); + return std::chrono::duration_cast<std::chrono::milliseconds>(d - s); #endif } // Counts the number of fractional digits in the range [0, 18] according to the // C++20 spec. If more than 18 fractional digits are required then returns 6 for // microseconds precision. -template <long long Num, long long Den, int N = 0, - bool Enabled = (N < 19) && (Num <= max_value<long long>() / 10)> -struct count_fractional_digits { - static constexpr int value = - Num % Den == 0 ? N : count_fractional_digits<Num * 10, Den, N + 1>::value; +template <long long Num, long long Den, int N = 0, bool Enabled = (N < 19) && (Num <= max_value<long long>() / 10)> +struct count_fractional_digits +{ + static constexpr int value = Num % Den == 0 ? N : count_fractional_digits<Num * 10, Den, N + 1>::value; }; // Base case that doesn't instantiate any more templates // in order to avoid overflow. template <long long Num, long long Den, int N> -struct count_fractional_digits<Num, Den, N, false> { - static constexpr int value = (Num % Den == 0) ? N : 6; +struct count_fractional_digits<Num, Den, N, false> +{ + static constexpr int value = (Num % Den == 0) ? N : 6; }; -constexpr long long pow10(std::uint32_t n) { - return n == 0 ? 1 : 10 * pow10(n - 1); +constexpr long long pow10(std::uint32_t n) +{ + return n == 0 ? 1 : 10 * pow10(n - 1); } -template <class Rep, class Period, - FMT_ENABLE_IF(std::numeric_limits<Rep>::is_signed)> -constexpr std::chrono::duration<Rep, Period> abs( - std::chrono::duration<Rep, Period> d) { - // We need to compare the duration using the count() method directly - // due to a compiler bug in clang-11 regarding the spaceship operator, - // when -Wzero-as-null-pointer-constant is enabled. - // In clang-12 the bug has been fixed. See - // https://bugs.llvm.org/show_bug.cgi?id=46235 and the reproducible example: - // https://www.godbolt.org/z/Knbb5joYx. - return d.count() >= d.zero().count() ? d : -d; +template <class Rep, class Period, FMT_ENABLE_IF(std::numeric_limits<Rep>::is_signed)> +constexpr std::chrono::duration<Rep, Period> abs(std::chrono::duration<Rep, Period> d) +{ + // We need to compare the duration using the count() method directly + // due to a compiler bug in clang-11 regarding the spaceship operator, + // when -Wzero-as-null-pointer-constant is enabled. + // In clang-12 the bug has been fixed. See + // https://bugs.llvm.org/show_bug.cgi?id=46235 and the reproducible example: + // https://www.godbolt.org/z/Knbb5joYx. + return d.count() >= d.zero().count() ? d : -d; } -template <class Rep, class Period, - FMT_ENABLE_IF(!std::numeric_limits<Rep>::is_signed)> -constexpr std::chrono::duration<Rep, Period> abs( - std::chrono::duration<Rep, Period> d) { - return d; +template <class Rep, class Period, FMT_ENABLE_IF(!std::numeric_limits<Rep>::is_signed)> +constexpr std::chrono::duration<Rep, Period> abs(std::chrono::duration<Rep, Period> d) +{ + return d; } -template <typename Char, typename Rep, typename OutputIt, - FMT_ENABLE_IF(std::is_integral<Rep>::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int) { - return write<Char>(out, val); +template <typename Char, typename Rep, typename OutputIt, FMT_ENABLE_IF(std::is_integral<Rep>::value)> +OutputIt format_duration_value(OutputIt out, Rep val, int) +{ + return write<Char>(out, val); } -template <typename Char, typename Rep, typename OutputIt, - FMT_ENABLE_IF(std::is_floating_point<Rep>::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int precision) { - auto specs = basic_format_specs<Char>(); - specs.precision = precision; - specs.type = precision >= 0 ? presentation_type::fixed_lower - : presentation_type::general_lower; - return write<Char>(out, val, specs); +template <typename Char, typename Rep, typename OutputIt, FMT_ENABLE_IF(std::is_floating_point<Rep>::value)> +OutputIt format_duration_value(OutputIt out, Rep val, int precision) +{ + auto specs = basic_format_specs<Char>(); + specs.precision = precision; + specs.type = precision >= 0 ? presentation_type::fixed_lower : presentation_type::general_lower; + return write<Char>(out, val, specs); } template <typename Char, typename OutputIt> -OutputIt copy_unit(string_view unit, OutputIt out, Char) { - return std::copy(unit.begin(), unit.end(), out); +OutputIt copy_unit(string_view unit, OutputIt out, Char) +{ + return std::copy(unit.begin(), unit.end(), out); } template <typename OutputIt> -OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) { - // This works when wchar_t is UTF-32 because units only contain characters - // that have the same representation in UTF-16 and UTF-32. - utf8_to_utf16 u(unit); - return std::copy(u.c_str(), u.c_str() + u.size(), out); +OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) +{ + // This works when wchar_t is UTF-32 because units only contain characters + // that have the same representation in UTF-16 and UTF-32. + utf8_to_utf16 u(unit); + return std::copy(u.c_str(), u.c_str() + u.size(), out); } template <typename Char, typename Period, typename OutputIt> -OutputIt format_duration_unit(OutputIt out) { - if (const char* unit = get_units<Period>()) - return copy_unit(string_view(unit), out, Char()); - *out++ = '['; - out = write<Char>(out, Period::num); - if (const_check(Period::den != 1)) { - *out++ = '/'; - out = write<Char>(out, Period::den); - } - *out++ = ']'; - *out++ = 's'; - return out; +OutputIt format_duration_unit(OutputIt out) +{ + if(const char *unit = get_units<Period>()) + return copy_unit(string_view(unit), out, Char()); + *out++ = '['; + out = write<Char>(out, Period::num); + if(const_check(Period::den != 1)) + { + *out++ = '/'; + out = write<Char>(out, Period::den); + } + *out++ = ']'; + *out++ = 's'; + return out; } -class get_locale { - private: - union { - std::locale locale_; - }; - bool has_locale_ = false; - - public: - get_locale(bool localized, locale_ref loc) : has_locale_(localized) { - if (localized) - ::new (&locale_) std::locale(loc.template get<std::locale>()); - } - ~get_locale() { - if (has_locale_) locale_.~locale(); - } - operator const std::locale&() const { - return has_locale_ ? locale_ : get_classic_locale(); - } +class get_locale +{ +private: + union + { + std::locale locale_; + }; + bool has_locale_ = false; + +public: + get_locale(bool localized, locale_ref loc) : has_locale_(localized) + { + if(localized) + ::new(&locale_) std::locale(loc.template get<std::locale>()); + } + ~get_locale() + { + if(has_locale_) + locale_.~locale(); + } + operator const std::locale &() const { return has_locale_ ? locale_ : get_classic_locale(); } }; -template <typename FormatContext, typename OutputIt, typename Rep, - typename Period> -struct chrono_formatter { - FormatContext& context; - OutputIt out; - int precision; - bool localized = false; - // rep is unsigned to avoid overflow. - using rep = - conditional_t<std::is_integral<Rep>::value && sizeof(Rep) < sizeof(int), - unsigned, typename make_unsigned_or_unchanged<Rep>::type>; - rep val; - using seconds = std::chrono::duration<rep>; - seconds s; - using milliseconds = std::chrono::duration<rep, std::milli>; - bool negative; - - using char_type = typename FormatContext::char_type; - using tm_writer_type = tm_writer<OutputIt, char_type>; - - chrono_formatter(FormatContext& ctx, OutputIt o, - std::chrono::duration<Rep, Period> d) - : context(ctx), - out(o), - val(static_cast<rep>(d.count())), - negative(false) { - if (d.count() < 0) { - val = 0 - val; - negative = true; - } +template <typename FormatContext, typename OutputIt, typename Rep, typename Period> +struct chrono_formatter +{ + FormatContext &context; + OutputIt out; + int precision; + bool localized = false; + // rep is unsigned to avoid overflow. + using rep = conditional_t< + std::is_integral<Rep>::value && sizeof(Rep) < sizeof(int), + unsigned, + typename make_unsigned_or_unchanged<Rep>::type>; + rep val; + using seconds = std::chrono::duration<rep>; + seconds s; + using milliseconds = std::chrono::duration<rep, std::milli>; + bool negative; + + using char_type = typename FormatContext::char_type; + using tm_writer_type = tm_writer<OutputIt, char_type>; + + chrono_formatter(FormatContext &ctx, OutputIt o, std::chrono::duration<Rep, Period> d) : + context(ctx), out(o), val(static_cast<rep>(d.count())), negative(false) + { + if(d.count() < 0) + { + val = 0 - val; + negative = true; + } - // this may overflow and/or the result may not fit in the - // target type. + // this may overflow and/or the result may not fit in the + // target type. #if FMT_SAFE_DURATION_CAST - // might need checked conversion (rep!=Rep) - auto tmpval = std::chrono::duration<rep, Period>(val); - s = fmt_safe_duration_cast<seconds>(tmpval); + // might need checked conversion (rep!=Rep) + auto tmpval = std::chrono::duration<rep, Period>(val); + s = fmt_safe_duration_cast<seconds>(tmpval); #else - s = std::chrono::duration_cast<seconds>( - std::chrono::duration<rep, Period>(val)); + s = std::chrono::duration_cast<seconds>(std::chrono::duration<rep, Period>(val)); #endif - } + } + + // returns true if nan or inf, writes to out. + bool handle_nan_inf() + { + if(isfinite(val)) + { + return false; + } + if(isnan(val)) + { + write_nan(); + return true; + } + // must be +-inf + if(val > 0) + { + write_pinf(); + } + else + { + write_ninf(); + } + return true; + } - // returns true if nan or inf, writes to out. - bool handle_nan_inf() { - if (isfinite(val)) { - return false; + Rep hour() const + { + return static_cast<Rep>(mod((s.count() / 3600), 24)); } - if (isnan(val)) { - write_nan(); - return true; + + Rep hour12() const + { + Rep hour = static_cast<Rep>(mod((s.count() / 3600), 12)); + return hour <= 0 ? 12 : hour; } - // must be +-inf - if (val > 0) { - write_pinf(); - } else { - write_ninf(); + + Rep minute() const + { + return static_cast<Rep>(mod((s.count() / 60), 60)); } - return true; - } - - Rep hour() const { return static_cast<Rep>(mod((s.count() / 3600), 24)); } - - Rep hour12() const { - Rep hour = static_cast<Rep>(mod((s.count() / 3600), 12)); - return hour <= 0 ? 12 : hour; - } - - Rep minute() const { return static_cast<Rep>(mod((s.count() / 60), 60)); } - Rep second() const { return static_cast<Rep>(mod(s.count(), 60)); } - - std::tm time() const { - auto time = std::tm(); - time.tm_hour = to_nonnegative_int(hour(), 24); - time.tm_min = to_nonnegative_int(minute(), 60); - time.tm_sec = to_nonnegative_int(second(), 60); - return time; - } - - void write_sign() { - if (negative) { - *out++ = '-'; - negative = false; - } - } - - void write(Rep value, int width) { - write_sign(); - if (isnan(value)) return write_nan(); - uint32_or_64_or_128_t<int> n = - to_unsigned(to_nonnegative_int(value, max_value<int>())); - int num_digits = detail::count_digits(n); - if (width > num_digits) out = std::fill_n(out, width - num_digits, '0'); - out = format_decimal<char_type>(out, n, num_digits).end; - } - - template <typename Duration> void write_fractional_seconds(Duration d) { - FMT_ASSERT(!std::is_floating_point<typename Duration::rep>::value, ""); - constexpr auto num_fractional_digits = - count_fractional_digits<Duration::period::num, - Duration::period::den>::value; - - using subsecond_precision = std::chrono::duration< - typename std::common_type<typename Duration::rep, - std::chrono::seconds::rep>::type, - std::ratio<1, detail::pow10(num_fractional_digits)>>; - if (std::ratio_less<typename subsecond_precision::period, - std::chrono::seconds::period>::value) { - *out++ = '.'; - auto fractional = - detail::abs(d) - std::chrono::duration_cast<std::chrono::seconds>(d); - auto subseconds = - std::chrono::treat_as_floating_point< - typename subsecond_precision::rep>::value - ? fractional.count() - : std::chrono::duration_cast<subsecond_precision>(fractional) - .count(); - uint32_or_64_or_128_t<long long> n = - to_unsigned(to_nonnegative_int(subseconds, max_value<long long>())); - int num_digits = detail::count_digits(n); - if (num_fractional_digits > num_digits) - out = std::fill_n(out, num_fractional_digits - num_digits, '0'); - out = format_decimal<char_type>(out, n, num_digits).end; - } - } - - void write_nan() { std::copy_n("nan", 3, out); } - void write_pinf() { std::copy_n("inf", 3, out); } - void write_ninf() { std::copy_n("-inf", 4, out); } - - template <typename Callback, typename... Args> - void format_tm(const tm& time, Callback cb, Args... args) { - if (isnan(val)) return write_nan(); - get_locale loc(localized, context.locale()); - auto w = tm_writer_type(loc, out, time); - (w.*cb)(args...); - out = w.out(); - } - - void on_text(const char_type* begin, const char_type* end) { - std::copy(begin, end, out); - } - - // These are not implemented because durations don't have date information. - void on_abbr_weekday() {} - void on_full_weekday() {} - void on_dec0_weekday(numeric_system) {} - void on_dec1_weekday(numeric_system) {} - void on_abbr_month() {} - void on_full_month() {} - void on_datetime(numeric_system) {} - void on_loc_date(numeric_system) {} - void on_loc_time(numeric_system) {} - void on_us_date() {} - void on_iso_date() {} - void on_utc_offset() {} - void on_tz_name() {} - void on_year(numeric_system) {} - void on_short_year(numeric_system) {} - void on_offset_year() {} - void on_century(numeric_system) {} - void on_iso_week_based_year() {} - void on_iso_week_based_short_year() {} - void on_dec_month(numeric_system) {} - void on_dec0_week_of_year(numeric_system) {} - void on_dec1_week_of_year(numeric_system) {} - void on_iso_week_of_year(numeric_system) {} - void on_day_of_year() {} - void on_day_of_month(numeric_system) {} - void on_day_of_month_space(numeric_system) {} - - void on_24_hour(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) return write(hour(), 2); - auto time = tm(); - time.tm_hour = to_nonnegative_int(hour(), 24); - format_tm(time, &tm_writer_type::on_24_hour, ns); - } - - void on_12_hour(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) return write(hour12(), 2); - auto time = tm(); - time.tm_hour = to_nonnegative_int(hour12(), 12); - format_tm(time, &tm_writer_type::on_12_hour, ns); - } - - void on_minute(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) return write(minute(), 2); - auto time = tm(); - time.tm_min = to_nonnegative_int(minute(), 60); - format_tm(time, &tm_writer_type::on_minute, ns); - } - - void on_second(numeric_system ns) { - if (handle_nan_inf()) return; - - if (ns == numeric_system::standard) { - if (std::is_floating_point<rep>::value) { + Rep second() const + { + return static_cast<Rep>(mod(s.count(), 60)); + } + + std::tm time() const + { + auto time = std::tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + time.tm_min = to_nonnegative_int(minute(), 60); + time.tm_sec = to_nonnegative_int(second(), 60); + return time; + } + + void write_sign() + { + if(negative) + { + *out++ = '-'; + negative = false; + } + } + + void write(Rep value, int width) + { + write_sign(); + if(isnan(value)) + return write_nan(); + uint32_or_64_or_128_t<int> n = to_unsigned(to_nonnegative_int(value, max_value<int>())); + int num_digits = detail::count_digits(n); + if(width > num_digits) + out = std::fill_n(out, width - num_digits, '0'); + out = format_decimal<char_type>(out, n, num_digits).end; + } + + template <typename Duration> + void write_fractional_seconds(Duration d) + { + FMT_ASSERT(!std::is_floating_point<typename Duration::rep>::value, ""); constexpr auto num_fractional_digits = - count_fractional_digits<Period::num, Period::den>::value; - auto buf = memory_buffer(); - format_to(std::back_inserter(buf), runtime("{:.{}f}"), - std::fmod(val * static_cast<rep>(Period::num) / - static_cast<rep>(Period::den), - static_cast<rep>(60)), - num_fractional_digits); - if (negative) *out++ = '-'; - if (buf.size() < 2 || buf[1] == '.') *out++ = '0'; - out = std::copy(buf.begin(), buf.end(), out); - } else { - write(second(), 2); - write_fractional_seconds(std::chrono::duration<rep, Period>(val)); - } - return; - } - auto time = tm(); - time.tm_sec = to_nonnegative_int(second(), 60); - format_tm(time, &tm_writer_type::on_second, ns); - } - - void on_12_hour_time() { - if (handle_nan_inf()) return; - format_tm(time(), &tm_writer_type::on_12_hour_time); - } - - void on_24_hour_time() { - if (handle_nan_inf()) { - *out++ = ':'; - handle_nan_inf(); - return; - } - - write(hour(), 2); - *out++ = ':'; - write(minute(), 2); - } - - void on_iso_time() { - on_24_hour_time(); - *out++ = ':'; - if (handle_nan_inf()) return; - on_second(numeric_system::standard); - } - - void on_am_pm() { - if (handle_nan_inf()) return; - format_tm(time(), &tm_writer_type::on_am_pm); - } - - void on_duration_value() { - if (handle_nan_inf()) return; - write_sign(); - out = format_duration_value<char_type>(out, val, precision); - } - - void on_duration_unit() { - out = format_duration_unit<char_type, Period>(out); - } + count_fractional_digits<Duration::period::num, Duration::period::den>::value; + + using subsecond_precision = std::chrono::duration< + typename std::common_type<typename Duration::rep, std::chrono::seconds::rep>::type, + std::ratio<1, detail::pow10(num_fractional_digits)>>; + if(std::ratio_less<typename subsecond_precision::period, std::chrono::seconds::period>::value) + { + *out++ = '.'; + auto fractional = detail::abs(d) - std::chrono::duration_cast<std::chrono::seconds>(d); + auto subseconds = std::chrono::treat_as_floating_point<typename subsecond_precision::rep>::value ? + fractional.count() : + std::chrono::duration_cast<subsecond_precision>(fractional).count(); + uint32_or_64_or_128_t<long long> n = to_unsigned(to_nonnegative_int(subseconds, max_value<long long>())); + int num_digits = detail::count_digits(n); + if(num_fractional_digits > num_digits) + out = std::fill_n(out, num_fractional_digits - num_digits, '0'); + out = format_decimal<char_type>(out, n, num_digits).end; + } + } + + void write_nan() + { + std::copy_n("nan", 3, out); + } + void write_pinf() + { + std::copy_n("inf", 3, out); + } + void write_ninf() + { + std::copy_n("-inf", 4, out); + } + + template <typename Callback, typename... Args> + void format_tm(const tm &time, Callback cb, Args... args) + { + if(isnan(val)) + return write_nan(); + get_locale loc(localized, context.locale()); + auto w = tm_writer_type(loc, out, time); + (w.*cb)(args...); + out = w.out(); + } + + void on_text(const char_type *begin, const char_type *end) + { + std::copy(begin, end, out); + } + + // These are not implemented because durations don't have date information. + void on_abbr_weekday() {} + void on_full_weekday() {} + void on_dec0_weekday(numeric_system) {} + void on_dec1_weekday(numeric_system) {} + void on_abbr_month() {} + void on_full_month() {} + void on_datetime(numeric_system) {} + void on_loc_date(numeric_system) {} + void on_loc_time(numeric_system) {} + void on_us_date() {} + void on_iso_date() {} + void on_utc_offset() {} + void on_tz_name() {} + void on_year(numeric_system) {} + void on_short_year(numeric_system) {} + void on_offset_year() {} + void on_century(numeric_system) {} + void on_iso_week_based_year() {} + void on_iso_week_based_short_year() {} + void on_dec_month(numeric_system) {} + void on_dec0_week_of_year(numeric_system) {} + void on_dec1_week_of_year(numeric_system) {} + void on_iso_week_of_year(numeric_system) {} + void on_day_of_year() {} + void on_day_of_month(numeric_system) {} + void on_day_of_month_space(numeric_system) {} + + void on_24_hour(numeric_system ns) + { + if(handle_nan_inf()) + return; + + if(ns == numeric_system::standard) + return write(hour(), 2); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour(), 24); + format_tm(time, &tm_writer_type::on_24_hour, ns); + } + + void on_12_hour(numeric_system ns) + { + if(handle_nan_inf()) + return; + + if(ns == numeric_system::standard) + return write(hour12(), 2); + auto time = tm(); + time.tm_hour = to_nonnegative_int(hour12(), 12); + format_tm(time, &tm_writer_type::on_12_hour, ns); + } + + void on_minute(numeric_system ns) + { + if(handle_nan_inf()) + return; + + if(ns == numeric_system::standard) + return write(minute(), 2); + auto time = tm(); + time.tm_min = to_nonnegative_int(minute(), 60); + format_tm(time, &tm_writer_type::on_minute, ns); + } + + void on_second(numeric_system ns) + { + if(handle_nan_inf()) + return; + + if(ns == numeric_system::standard) + { + if(std::is_floating_point<rep>::value) + { + constexpr auto num_fractional_digits = count_fractional_digits<Period::num, Period::den>::value; + auto buf = memory_buffer(); + format_to( + std::back_inserter(buf), + runtime("{:.{}f}"), + std::fmod( + val * static_cast<rep>(Period::num) / static_cast<rep>(Period::den), static_cast<rep>(60)), + num_fractional_digits); + if(negative) + *out++ = '-'; + if(buf.size() < 2 || buf[1] == '.') + *out++ = '0'; + out = std::copy(buf.begin(), buf.end(), out); + } + else + { + write(second(), 2); + write_fractional_seconds(std::chrono::duration<rep, Period>(val)); + } + return; + } + auto time = tm(); + time.tm_sec = to_nonnegative_int(second(), 60); + format_tm(time, &tm_writer_type::on_second, ns); + } + + void on_12_hour_time() + { + if(handle_nan_inf()) + return; + format_tm(time(), &tm_writer_type::on_12_hour_time); + } + + void on_24_hour_time() + { + if(handle_nan_inf()) + { + *out++ = ':'; + handle_nan_inf(); + return; + } + + write(hour(), 2); + *out++ = ':'; + write(minute(), 2); + } + + void on_iso_time() + { + on_24_hour_time(); + *out++ = ':'; + if(handle_nan_inf()) + return; + on_second(numeric_system::standard); + } + + void on_am_pm() + { + if(handle_nan_inf()) + return; + format_tm(time(), &tm_writer_type::on_am_pm); + } + + void on_duration_value() + { + if(handle_nan_inf()) + return; + write_sign(); + out = format_duration_value<char_type>(out, val, precision); + } + + void on_duration_unit() + { + out = format_duration_unit<char_type, Period>(out); + } }; FMT_END_DETAIL_NAMESPACE @@ -1839,231 +2145,252 @@ FMT_END_DETAIL_NAMESPACE using weekday = std::chrono::weekday; #else // A fallback version of weekday. -class weekday { - private: - unsigned char value; - - public: - weekday() = default; - explicit constexpr weekday(unsigned wd) noexcept - : value(static_cast<unsigned char>(wd != 7 ? wd : 0)) {} - constexpr unsigned c_encoding() const noexcept { return value; } +class weekday +{ +private: + unsigned char value; + +public: + weekday() = default; + explicit constexpr weekday(unsigned wd) noexcept : value(static_cast<unsigned char>(wd != 7 ? wd : 0)) {} + constexpr unsigned c_encoding() const noexcept { return value; } }; -class year_month_day {}; +class year_month_day +{ +}; #endif // A rudimentary weekday formatter. -template <typename Char> struct formatter<weekday, Char> { - private: - bool localized = false; - - public: - FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx) - -> decltype(ctx.begin()) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin != end && *begin == 'L') { - ++begin; - localized = true; - } - return begin; - } - - template <typename FormatContext> - auto format(weekday wd, FormatContext& ctx) const -> decltype(ctx.out()) { - auto time = std::tm(); - time.tm_wday = static_cast<int>(wd.c_encoding()); - detail::get_locale loc(localized, ctx.locale()); - auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), time); - w.on_abbr_weekday(); - return w.out(); - } +template <typename Char> +struct formatter<weekday, Char> +{ +private: + bool localized = false; + +public: + FMT_CONSTEXPR auto parse(basic_format_parse_context<Char> &ctx) -> decltype(ctx.begin()) + { + auto begin = ctx.begin(), end = ctx.end(); + if(begin != end && *begin == 'L') + { + ++begin; + localized = true; + } + return begin; + } + + template <typename FormatContext> + auto format(weekday wd, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto time = std::tm(); + time.tm_wday = static_cast<int>(wd.c_encoding()); + detail::get_locale loc(localized, ctx.locale()); + auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), time); + w.on_abbr_weekday(); + return w.out(); + } }; template <typename Rep, typename Period, typename Char> -struct formatter<std::chrono::duration<Rep, Period>, Char> { - private: - basic_format_specs<Char> specs; - int precision = -1; - using arg_ref_type = detail::arg_ref<Char>; - arg_ref_type width_ref; - arg_ref_type precision_ref; - bool localized = false; - basic_string_view<Char> format_str; - using duration = std::chrono::duration<Rep, Period>; - - struct spec_handler { - formatter& f; - basic_format_parse_context<Char>& context; +struct formatter<std::chrono::duration<Rep, Period>, Char> +{ +private: + basic_format_specs<Char> specs; + int precision = -1; + using arg_ref_type = detail::arg_ref<Char>; + arg_ref_type width_ref; + arg_ref_type precision_ref; + bool localized = false; basic_string_view<Char> format_str; + using duration = std::chrono::duration<Rep, Period>; + + struct spec_handler + { + formatter &f; + basic_format_parse_context<Char> &context; + basic_string_view<Char> format_str; + + template <typename Id> + FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) + { + context.check_arg_id(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view<Char> arg_id) + { + context.check_arg_id(arg_id); + return arg_ref_type(arg_id); + } + + FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) { return arg_ref_type(context.next_arg_id()); } + + void on_error(const char *msg) { FMT_THROW(format_error(msg)); } + FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { f.specs.fill = fill; } + FMT_CONSTEXPR void on_align(align_t align) { f.specs.align = align; } + FMT_CONSTEXPR void on_width(int width) { f.specs.width = width; } + FMT_CONSTEXPR void on_precision(int _precision) { f.precision = _precision; } + FMT_CONSTEXPR void end_precision() {} + + template <typename Id> + FMT_CONSTEXPR void on_dynamic_width(Id arg_id) + { + f.width_ref = make_arg_ref(arg_id); + } + + template <typename Id> + FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) + { + f.precision_ref = make_arg_ref(arg_id); + } + }; + + using iterator = typename basic_format_parse_context<Char>::iterator; + struct parse_range + { + iterator begin; + iterator end; + }; + + FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context<Char> &ctx) + { + auto begin = ctx.begin(), end = ctx.end(); + if(begin == end || *begin == '}') + return {begin, begin}; + spec_handler handler{*this, ctx, format_str}; + begin = detail::parse_align(begin, end, handler); + if(begin == end) + return {begin, begin}; + begin = detail::parse_width(begin, end, handler); + if(begin == end) + return {begin, begin}; + if(*begin == '.') + { + if(std::is_floating_point<Rep>::value) + begin = detail::parse_precision(begin, end, handler); + else + handler.on_error("precision not allowed for this argument type"); + } + if(begin != end && *begin == 'L') + { + ++begin; + localized = true; + } + end = detail::parse_chrono_format(begin, end, detail::chrono_format_checker()); + return {begin, end}; + } - template <typename Id> FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view<Char> arg_id) { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) { - return arg_ref_type(context.next_arg_id()); - } - - void on_error(const char* msg) { FMT_THROW(format_error(msg)); } - FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { - f.specs.fill = fill; - } - FMT_CONSTEXPR void on_align(align_t align) { f.specs.align = align; } - FMT_CONSTEXPR void on_width(int width) { f.specs.width = width; } - FMT_CONSTEXPR void on_precision(int _precision) { - f.precision = _precision; - } - FMT_CONSTEXPR void end_precision() {} - - template <typename Id> FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { - f.width_ref = make_arg_ref(arg_id); - } - - template <typename Id> FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { - f.precision_ref = make_arg_ref(arg_id); - } - }; - - using iterator = typename basic_format_parse_context<Char>::iterator; - struct parse_range { - iterator begin; - iterator end; - }; - - FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context<Char>& ctx) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin == end || *begin == '}') return {begin, begin}; - spec_handler handler{*this, ctx, format_str}; - begin = detail::parse_align(begin, end, handler); - if (begin == end) return {begin, begin}; - begin = detail::parse_width(begin, end, handler); - if (begin == end) return {begin, begin}; - if (*begin == '.') { - if (std::is_floating_point<Rep>::value) - begin = detail::parse_precision(begin, end, handler); - else - handler.on_error("precision not allowed for this argument type"); - } - if (begin != end && *begin == 'L') { - ++begin; - localized = true; - } - end = detail::parse_chrono_format(begin, end, - detail::chrono_format_checker()); - return {begin, end}; - } - - public: - FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx) - -> decltype(ctx.begin()) { - auto range = do_parse(ctx); - format_str = basic_string_view<Char>( - &*range.begin, detail::to_unsigned(range.end - range.begin)); - return range.end; - } - - template <typename FormatContext> - auto format(const duration& d, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto specs_copy = specs; - auto precision_copy = precision; - auto begin = format_str.begin(), end = format_str.end(); - // As a possible future optimization, we could avoid extra copying if width - // is not specified. - basic_memory_buffer<Char> buf; - auto out = std::back_inserter(buf); - detail::handle_dynamic_spec<detail::width_checker>(specs_copy.width, - width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>(precision_copy, - precision_ref, ctx); - if (begin == end || *begin == '}') { - out = detail::format_duration_value<Char>(out, d.count(), precision_copy); - detail::format_duration_unit<Char, Period>(out); - } else { - detail::chrono_formatter<FormatContext, decltype(out), Rep, Period> f( - ctx, out, d); - f.precision = precision_copy; - f.localized = localized; - detail::parse_chrono_format(begin, end, f); - } - return detail::write( - ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs_copy); - } +public: + FMT_CONSTEXPR auto parse(basic_format_parse_context<Char> &ctx) -> decltype(ctx.begin()) + { + auto range = do_parse(ctx); + format_str = basic_string_view<Char>(&*range.begin, detail::to_unsigned(range.end - range.begin)); + return range.end; + } + + template <typename FormatContext> + auto format(const duration &d, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto specs_copy = specs; + auto precision_copy = precision; + auto begin = format_str.begin(), end = format_str.end(); + // As a possible future optimization, we could avoid extra copying if width + // is not specified. + basic_memory_buffer<Char> buf; + auto out = std::back_inserter(buf); + detail::handle_dynamic_spec<detail::width_checker>(specs_copy.width, width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>(precision_copy, precision_ref, ctx); + if(begin == end || *begin == '}') + { + out = detail::format_duration_value<Char>(out, d.count(), precision_copy); + detail::format_duration_unit<Char, Period>(out); + } + else + { + detail::chrono_formatter<FormatContext, decltype(out), Rep, Period> f(ctx, out, d); + f.precision = precision_copy; + f.localized = localized; + detail::parse_chrono_format(begin, end, f); + } + return detail::write(ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs_copy); + } }; template <typename Char, typename Duration> -struct formatter<std::chrono::time_point<std::chrono::system_clock, Duration>, - Char> : formatter<std::tm, Char> { - FMT_CONSTEXPR formatter() { - basic_string_view<Char> default_specs = - detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{}; - this->do_parse(default_specs.begin(), default_specs.end()); - } - - template <typename FormatContext> - auto format(std::chrono::time_point<std::chrono::system_clock> val, - FormatContext& ctx) const -> decltype(ctx.out()) { - return formatter<std::tm, Char>::format(localtime(val), ctx); - } +struct formatter<std::chrono::time_point<std::chrono::system_clock, Duration>, Char> : formatter<std::tm, Char> +{ + FMT_CONSTEXPR formatter() + { + basic_string_view<Char> default_specs = detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{}; + this->do_parse(default_specs.begin(), default_specs.end()); + } + + template <typename FormatContext> + auto format(std::chrono::time_point<std::chrono::system_clock> val, FormatContext &ctx) const -> decltype(ctx.out()) + { + return formatter<std::tm, Char>::format(localtime(val), ctx); + } }; -template <typename Char> struct formatter<std::tm, Char> { - private: - enum class spec { - unknown, - year_month_day, - hh_mm_ss, - }; - spec spec_ = spec::unknown; - basic_string_view<Char> specs; - - protected: - template <typename It> FMT_CONSTEXPR auto do_parse(It begin, It end) -> It { - if (begin != end && *begin == ':') ++begin; - end = detail::parse_chrono_format(begin, end, detail::tm_format_checker()); - // Replace default spec only if the new spec is not empty. - if (end != begin) specs = {begin, detail::to_unsigned(end - begin)}; - return end; - } - - public: - FMT_CONSTEXPR auto parse(basic_format_parse_context<Char>& ctx) - -> decltype(ctx.begin()) { - auto end = this->do_parse(ctx.begin(), ctx.end()); - // basic_string_view<>::compare isn't constexpr before C++17. - if (specs.size() == 2 && specs[0] == Char('%')) { - if (specs[1] == Char('F')) - spec_ = spec::year_month_day; - else if (specs[1] == Char('T')) - spec_ = spec::hh_mm_ss; - } - return end; - } - - template <typename FormatContext> - auto format(const std::tm& tm, FormatContext& ctx) const - -> decltype(ctx.out()) { - const auto loc_ref = ctx.locale(); - detail::get_locale loc(static_cast<bool>(loc_ref), loc_ref); - auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), tm); - if (spec_ == spec::year_month_day) - w.on_iso_date(); - else if (spec_ == spec::hh_mm_ss) - w.on_iso_time(); - else - detail::parse_chrono_format(specs.begin(), specs.end(), w); - return w.out(); - } +template <typename Char> +struct formatter<std::tm, Char> +{ +private: + enum class spec + { + unknown, + year_month_day, + hh_mm_ss, + }; + spec spec_ = spec::unknown; + basic_string_view<Char> specs; + +protected: + template <typename It> + FMT_CONSTEXPR auto do_parse(It begin, It end) -> It + { + if(begin != end && *begin == ':') + ++begin; + end = detail::parse_chrono_format(begin, end, detail::tm_format_checker()); + // Replace default spec only if the new spec is not empty. + if(end != begin) + specs = {begin, detail::to_unsigned(end - begin)}; + return end; + } + +public: + FMT_CONSTEXPR auto parse(basic_format_parse_context<Char> &ctx) -> decltype(ctx.begin()) + { + auto end = this->do_parse(ctx.begin(), ctx.end()); + // basic_string_view<>::compare isn't constexpr before C++17. + if(specs.size() == 2 && specs[0] == Char('%')) + { + if(specs[1] == Char('F')) + spec_ = spec::year_month_day; + else if(specs[1] == Char('T')) + spec_ = spec::hh_mm_ss; + } + return end; + } + + template <typename FormatContext> + auto format(const std::tm &tm, FormatContext &ctx) const -> decltype(ctx.out()) + { + const auto loc_ref = ctx.locale(); + detail::get_locale loc(static_cast<bool>(loc_ref), loc_ref); + auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), tm); + if(spec_ == spec::year_month_day) + w.on_iso_date(); + else if(spec_ == spec::hh_mm_ss) + w.on_iso_time(); + else + detail::parse_chrono_format(specs.begin(), specs.end(), w); + return w.out(); + } }; FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_CHRONO_H_ +#endif // FMT_CHRONO_H_ diff --git a/include/spdlog/fmt/bundled/color.h b/include/spdlog/fmt/bundled/color.h index 4c163277e..d087bb849 100644 --- a/include/spdlog/fmt/bundled/color.h +++ b/include/spdlog/fmt/bundled/color.h @@ -13,483 +13,545 @@ FMT_BEGIN_NAMESPACE FMT_MODULE_EXPORT_BEGIN -enum class color : uint32_t { - alice_blue = 0xF0F8FF, // rgb(240,248,255) - antique_white = 0xFAEBD7, // rgb(250,235,215) - aqua = 0x00FFFF, // rgb(0,255,255) - aquamarine = 0x7FFFD4, // rgb(127,255,212) - azure = 0xF0FFFF, // rgb(240,255,255) - beige = 0xF5F5DC, // rgb(245,245,220) - bisque = 0xFFE4C4, // rgb(255,228,196) - black = 0x000000, // rgb(0,0,0) - blanched_almond = 0xFFEBCD, // rgb(255,235,205) - blue = 0x0000FF, // rgb(0,0,255) - blue_violet = 0x8A2BE2, // rgb(138,43,226) - brown = 0xA52A2A, // rgb(165,42,42) - burly_wood = 0xDEB887, // rgb(222,184,135) - cadet_blue = 0x5F9EA0, // rgb(95,158,160) - chartreuse = 0x7FFF00, // rgb(127,255,0) - chocolate = 0xD2691E, // rgb(210,105,30) - coral = 0xFF7F50, // rgb(255,127,80) - cornflower_blue = 0x6495ED, // rgb(100,149,237) - cornsilk = 0xFFF8DC, // rgb(255,248,220) - crimson = 0xDC143C, // rgb(220,20,60) - cyan = 0x00FFFF, // rgb(0,255,255) - dark_blue = 0x00008B, // rgb(0,0,139) - dark_cyan = 0x008B8B, // rgb(0,139,139) - dark_golden_rod = 0xB8860B, // rgb(184,134,11) - dark_gray = 0xA9A9A9, // rgb(169,169,169) - dark_green = 0x006400, // rgb(0,100,0) - dark_khaki = 0xBDB76B, // rgb(189,183,107) - dark_magenta = 0x8B008B, // rgb(139,0,139) - dark_olive_green = 0x556B2F, // rgb(85,107,47) - dark_orange = 0xFF8C00, // rgb(255,140,0) - dark_orchid = 0x9932CC, // rgb(153,50,204) - dark_red = 0x8B0000, // rgb(139,0,0) - dark_salmon = 0xE9967A, // rgb(233,150,122) - dark_sea_green = 0x8FBC8F, // rgb(143,188,143) - dark_slate_blue = 0x483D8B, // rgb(72,61,139) - dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) - dark_turquoise = 0x00CED1, // rgb(0,206,209) - dark_violet = 0x9400D3, // rgb(148,0,211) - deep_pink = 0xFF1493, // rgb(255,20,147) - deep_sky_blue = 0x00BFFF, // rgb(0,191,255) - dim_gray = 0x696969, // rgb(105,105,105) - dodger_blue = 0x1E90FF, // rgb(30,144,255) - fire_brick = 0xB22222, // rgb(178,34,34) - floral_white = 0xFFFAF0, // rgb(255,250,240) - forest_green = 0x228B22, // rgb(34,139,34) - fuchsia = 0xFF00FF, // rgb(255,0,255) - gainsboro = 0xDCDCDC, // rgb(220,220,220) - ghost_white = 0xF8F8FF, // rgb(248,248,255) - gold = 0xFFD700, // rgb(255,215,0) - golden_rod = 0xDAA520, // rgb(218,165,32) - gray = 0x808080, // rgb(128,128,128) - green = 0x008000, // rgb(0,128,0) - green_yellow = 0xADFF2F, // rgb(173,255,47) - honey_dew = 0xF0FFF0, // rgb(240,255,240) - hot_pink = 0xFF69B4, // rgb(255,105,180) - indian_red = 0xCD5C5C, // rgb(205,92,92) - indigo = 0x4B0082, // rgb(75,0,130) - ivory = 0xFFFFF0, // rgb(255,255,240) - khaki = 0xF0E68C, // rgb(240,230,140) - lavender = 0xE6E6FA, // rgb(230,230,250) - lavender_blush = 0xFFF0F5, // rgb(255,240,245) - lawn_green = 0x7CFC00, // rgb(124,252,0) - lemon_chiffon = 0xFFFACD, // rgb(255,250,205) - light_blue = 0xADD8E6, // rgb(173,216,230) - light_coral = 0xF08080, // rgb(240,128,128) - light_cyan = 0xE0FFFF, // rgb(224,255,255) - light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) - light_gray = 0xD3D3D3, // rgb(211,211,211) - light_green = 0x90EE90, // rgb(144,238,144) - light_pink = 0xFFB6C1, // rgb(255,182,193) - light_salmon = 0xFFA07A, // rgb(255,160,122) - light_sea_green = 0x20B2AA, // rgb(32,178,170) - light_sky_blue = 0x87CEFA, // rgb(135,206,250) - light_slate_gray = 0x778899, // rgb(119,136,153) - light_steel_blue = 0xB0C4DE, // rgb(176,196,222) - light_yellow = 0xFFFFE0, // rgb(255,255,224) - lime = 0x00FF00, // rgb(0,255,0) - lime_green = 0x32CD32, // rgb(50,205,50) - linen = 0xFAF0E6, // rgb(250,240,230) - magenta = 0xFF00FF, // rgb(255,0,255) - maroon = 0x800000, // rgb(128,0,0) - medium_aquamarine = 0x66CDAA, // rgb(102,205,170) - medium_blue = 0x0000CD, // rgb(0,0,205) - medium_orchid = 0xBA55D3, // rgb(186,85,211) - medium_purple = 0x9370DB, // rgb(147,112,219) - medium_sea_green = 0x3CB371, // rgb(60,179,113) - medium_slate_blue = 0x7B68EE, // rgb(123,104,238) - medium_spring_green = 0x00FA9A, // rgb(0,250,154) - medium_turquoise = 0x48D1CC, // rgb(72,209,204) - medium_violet_red = 0xC71585, // rgb(199,21,133) - midnight_blue = 0x191970, // rgb(25,25,112) - mint_cream = 0xF5FFFA, // rgb(245,255,250) - misty_rose = 0xFFE4E1, // rgb(255,228,225) - moccasin = 0xFFE4B5, // rgb(255,228,181) - navajo_white = 0xFFDEAD, // rgb(255,222,173) - navy = 0x000080, // rgb(0,0,128) - old_lace = 0xFDF5E6, // rgb(253,245,230) - olive = 0x808000, // rgb(128,128,0) - olive_drab = 0x6B8E23, // rgb(107,142,35) - orange = 0xFFA500, // rgb(255,165,0) - orange_red = 0xFF4500, // rgb(255,69,0) - orchid = 0xDA70D6, // rgb(218,112,214) - pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) - pale_green = 0x98FB98, // rgb(152,251,152) - pale_turquoise = 0xAFEEEE, // rgb(175,238,238) - pale_violet_red = 0xDB7093, // rgb(219,112,147) - papaya_whip = 0xFFEFD5, // rgb(255,239,213) - peach_puff = 0xFFDAB9, // rgb(255,218,185) - peru = 0xCD853F, // rgb(205,133,63) - pink = 0xFFC0CB, // rgb(255,192,203) - plum = 0xDDA0DD, // rgb(221,160,221) - powder_blue = 0xB0E0E6, // rgb(176,224,230) - purple = 0x800080, // rgb(128,0,128) - rebecca_purple = 0x663399, // rgb(102,51,153) - red = 0xFF0000, // rgb(255,0,0) - rosy_brown = 0xBC8F8F, // rgb(188,143,143) - royal_blue = 0x4169E1, // rgb(65,105,225) - saddle_brown = 0x8B4513, // rgb(139,69,19) - salmon = 0xFA8072, // rgb(250,128,114) - sandy_brown = 0xF4A460, // rgb(244,164,96) - sea_green = 0x2E8B57, // rgb(46,139,87) - sea_shell = 0xFFF5EE, // rgb(255,245,238) - sienna = 0xA0522D, // rgb(160,82,45) - silver = 0xC0C0C0, // rgb(192,192,192) - sky_blue = 0x87CEEB, // rgb(135,206,235) - slate_blue = 0x6A5ACD, // rgb(106,90,205) - slate_gray = 0x708090, // rgb(112,128,144) - snow = 0xFFFAFA, // rgb(255,250,250) - spring_green = 0x00FF7F, // rgb(0,255,127) - steel_blue = 0x4682B4, // rgb(70,130,180) - tan = 0xD2B48C, // rgb(210,180,140) - teal = 0x008080, // rgb(0,128,128) - thistle = 0xD8BFD8, // rgb(216,191,216) - tomato = 0xFF6347, // rgb(255,99,71) - turquoise = 0x40E0D0, // rgb(64,224,208) - violet = 0xEE82EE, // rgb(238,130,238) - wheat = 0xF5DEB3, // rgb(245,222,179) - white = 0xFFFFFF, // rgb(255,255,255) - white_smoke = 0xF5F5F5, // rgb(245,245,245) - yellow = 0xFFFF00, // rgb(255,255,0) - yellow_green = 0x9ACD32 // rgb(154,205,50) -}; // enum class color - -enum class terminal_color : uint8_t { - black = 30, - red, - green, - yellow, - blue, - magenta, - cyan, - white, - bright_black = 90, - bright_red, - bright_green, - bright_yellow, - bright_blue, - bright_magenta, - bright_cyan, - bright_white +enum class color : uint32_t +{ + alice_blue = 0xF0F8FF, // rgb(240,248,255) + antique_white = 0xFAEBD7, // rgb(250,235,215) + aqua = 0x00FFFF, // rgb(0,255,255) + aquamarine = 0x7FFFD4, // rgb(127,255,212) + azure = 0xF0FFFF, // rgb(240,255,255) + beige = 0xF5F5DC, // rgb(245,245,220) + bisque = 0xFFE4C4, // rgb(255,228,196) + black = 0x000000, // rgb(0,0,0) + blanched_almond = 0xFFEBCD, // rgb(255,235,205) + blue = 0x0000FF, // rgb(0,0,255) + blue_violet = 0x8A2BE2, // rgb(138,43,226) + brown = 0xA52A2A, // rgb(165,42,42) + burly_wood = 0xDEB887, // rgb(222,184,135) + cadet_blue = 0x5F9EA0, // rgb(95,158,160) + chartreuse = 0x7FFF00, // rgb(127,255,0) + chocolate = 0xD2691E, // rgb(210,105,30) + coral = 0xFF7F50, // rgb(255,127,80) + cornflower_blue = 0x6495ED, // rgb(100,149,237) + cornsilk = 0xFFF8DC, // rgb(255,248,220) + crimson = 0xDC143C, // rgb(220,20,60) + cyan = 0x00FFFF, // rgb(0,255,255) + dark_blue = 0x00008B, // rgb(0,0,139) + dark_cyan = 0x008B8B, // rgb(0,139,139) + dark_golden_rod = 0xB8860B, // rgb(184,134,11) + dark_gray = 0xA9A9A9, // rgb(169,169,169) + dark_green = 0x006400, // rgb(0,100,0) + dark_khaki = 0xBDB76B, // rgb(189,183,107) + dark_magenta = 0x8B008B, // rgb(139,0,139) + dark_olive_green = 0x556B2F, // rgb(85,107,47) + dark_orange = 0xFF8C00, // rgb(255,140,0) + dark_orchid = 0x9932CC, // rgb(153,50,204) + dark_red = 0x8B0000, // rgb(139,0,0) + dark_salmon = 0xE9967A, // rgb(233,150,122) + dark_sea_green = 0x8FBC8F, // rgb(143,188,143) + dark_slate_blue = 0x483D8B, // rgb(72,61,139) + dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) + dark_turquoise = 0x00CED1, // rgb(0,206,209) + dark_violet = 0x9400D3, // rgb(148,0,211) + deep_pink = 0xFF1493, // rgb(255,20,147) + deep_sky_blue = 0x00BFFF, // rgb(0,191,255) + dim_gray = 0x696969, // rgb(105,105,105) + dodger_blue = 0x1E90FF, // rgb(30,144,255) + fire_brick = 0xB22222, // rgb(178,34,34) + floral_white = 0xFFFAF0, // rgb(255,250,240) + forest_green = 0x228B22, // rgb(34,139,34) + fuchsia = 0xFF00FF, // rgb(255,0,255) + gainsboro = 0xDCDCDC, // rgb(220,220,220) + ghost_white = 0xF8F8FF, // rgb(248,248,255) + gold = 0xFFD700, // rgb(255,215,0) + golden_rod = 0xDAA520, // rgb(218,165,32) + gray = 0x808080, // rgb(128,128,128) + green = 0x008000, // rgb(0,128,0) + green_yellow = 0xADFF2F, // rgb(173,255,47) + honey_dew = 0xF0FFF0, // rgb(240,255,240) + hot_pink = 0xFF69B4, // rgb(255,105,180) + indian_red = 0xCD5C5C, // rgb(205,92,92) + indigo = 0x4B0082, // rgb(75,0,130) + ivory = 0xFFFFF0, // rgb(255,255,240) + khaki = 0xF0E68C, // rgb(240,230,140) + lavender = 0xE6E6FA, // rgb(230,230,250) + lavender_blush = 0xFFF0F5, // rgb(255,240,245) + lawn_green = 0x7CFC00, // rgb(124,252,0) + lemon_chiffon = 0xFFFACD, // rgb(255,250,205) + light_blue = 0xADD8E6, // rgb(173,216,230) + light_coral = 0xF08080, // rgb(240,128,128) + light_cyan = 0xE0FFFF, // rgb(224,255,255) + light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) + light_gray = 0xD3D3D3, // rgb(211,211,211) + light_green = 0x90EE90, // rgb(144,238,144) + light_pink = 0xFFB6C1, // rgb(255,182,193) + light_salmon = 0xFFA07A, // rgb(255,160,122) + light_sea_green = 0x20B2AA, // rgb(32,178,170) + light_sky_blue = 0x87CEFA, // rgb(135,206,250) + light_slate_gray = 0x778899, // rgb(119,136,153) + light_steel_blue = 0xB0C4DE, // rgb(176,196,222) + light_yellow = 0xFFFFE0, // rgb(255,255,224) + lime = 0x00FF00, // rgb(0,255,0) + lime_green = 0x32CD32, // rgb(50,205,50) + linen = 0xFAF0E6, // rgb(250,240,230) + magenta = 0xFF00FF, // rgb(255,0,255) + maroon = 0x800000, // rgb(128,0,0) + medium_aquamarine = 0x66CDAA, // rgb(102,205,170) + medium_blue = 0x0000CD, // rgb(0,0,205) + medium_orchid = 0xBA55D3, // rgb(186,85,211) + medium_purple = 0x9370DB, // rgb(147,112,219) + medium_sea_green = 0x3CB371, // rgb(60,179,113) + medium_slate_blue = 0x7B68EE, // rgb(123,104,238) + medium_spring_green = 0x00FA9A, // rgb(0,250,154) + medium_turquoise = 0x48D1CC, // rgb(72,209,204) + medium_violet_red = 0xC71585, // rgb(199,21,133) + midnight_blue = 0x191970, // rgb(25,25,112) + mint_cream = 0xF5FFFA, // rgb(245,255,250) + misty_rose = 0xFFE4E1, // rgb(255,228,225) + moccasin = 0xFFE4B5, // rgb(255,228,181) + navajo_white = 0xFFDEAD, // rgb(255,222,173) + navy = 0x000080, // rgb(0,0,128) + old_lace = 0xFDF5E6, // rgb(253,245,230) + olive = 0x808000, // rgb(128,128,0) + olive_drab = 0x6B8E23, // rgb(107,142,35) + orange = 0xFFA500, // rgb(255,165,0) + orange_red = 0xFF4500, // rgb(255,69,0) + orchid = 0xDA70D6, // rgb(218,112,214) + pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) + pale_green = 0x98FB98, // rgb(152,251,152) + pale_turquoise = 0xAFEEEE, // rgb(175,238,238) + pale_violet_red = 0xDB7093, // rgb(219,112,147) + papaya_whip = 0xFFEFD5, // rgb(255,239,213) + peach_puff = 0xFFDAB9, // rgb(255,218,185) + peru = 0xCD853F, // rgb(205,133,63) + pink = 0xFFC0CB, // rgb(255,192,203) + plum = 0xDDA0DD, // rgb(221,160,221) + powder_blue = 0xB0E0E6, // rgb(176,224,230) + purple = 0x800080, // rgb(128,0,128) + rebecca_purple = 0x663399, // rgb(102,51,153) + red = 0xFF0000, // rgb(255,0,0) + rosy_brown = 0xBC8F8F, // rgb(188,143,143) + royal_blue = 0x4169E1, // rgb(65,105,225) + saddle_brown = 0x8B4513, // rgb(139,69,19) + salmon = 0xFA8072, // rgb(250,128,114) + sandy_brown = 0xF4A460, // rgb(244,164,96) + sea_green = 0x2E8B57, // rgb(46,139,87) + sea_shell = 0xFFF5EE, // rgb(255,245,238) + sienna = 0xA0522D, // rgb(160,82,45) + silver = 0xC0C0C0, // rgb(192,192,192) + sky_blue = 0x87CEEB, // rgb(135,206,235) + slate_blue = 0x6A5ACD, // rgb(106,90,205) + slate_gray = 0x708090, // rgb(112,128,144) + snow = 0xFFFAFA, // rgb(255,250,250) + spring_green = 0x00FF7F, // rgb(0,255,127) + steel_blue = 0x4682B4, // rgb(70,130,180) + tan = 0xD2B48C, // rgb(210,180,140) + teal = 0x008080, // rgb(0,128,128) + thistle = 0xD8BFD8, // rgb(216,191,216) + tomato = 0xFF6347, // rgb(255,99,71) + turquoise = 0x40E0D0, // rgb(64,224,208) + violet = 0xEE82EE, // rgb(238,130,238) + wheat = 0xF5DEB3, // rgb(245,222,179) + white = 0xFFFFFF, // rgb(255,255,255) + white_smoke = 0xF5F5F5, // rgb(245,245,245) + yellow = 0xFFFF00, // rgb(255,255,0) + yellow_green = 0x9ACD32 // rgb(154,205,50) +}; // enum class color + +enum class terminal_color : uint8_t +{ + black = 30, + red, + green, + yellow, + blue, + magenta, + cyan, + white, + bright_black = 90, + bright_red, + bright_green, + bright_yellow, + bright_blue, + bright_magenta, + bright_cyan, + bright_white }; -enum class emphasis : uint8_t { - bold = 1, - faint = 1 << 1, - italic = 1 << 2, - underline = 1 << 3, - blink = 1 << 4, - reverse = 1 << 5, - conceal = 1 << 6, - strikethrough = 1 << 7, +enum class emphasis : uint8_t +{ + bold = 1, + faint = 1 << 1, + italic = 1 << 2, + underline = 1 << 3, + blink = 1 << 4, + reverse = 1 << 5, + conceal = 1 << 6, + strikethrough = 1 << 7, }; // rgb is a struct for red, green and blue colors. // Using the name "rgb" makes some editors show the color in a tooltip. -struct rgb { - FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} - FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} - FMT_CONSTEXPR rgb(uint32_t hex) - : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} - FMT_CONSTEXPR rgb(color hex) - : r((uint32_t(hex) >> 16) & 0xFF), - g((uint32_t(hex) >> 8) & 0xFF), - b(uint32_t(hex) & 0xFF) {} - uint8_t r; - uint8_t g; - uint8_t b; +struct rgb +{ + FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} + FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} + FMT_CONSTEXPR rgb(uint32_t hex) : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} + FMT_CONSTEXPR rgb(color hex) : + r((uint32_t(hex) >> 16) & 0xFF), g((uint32_t(hex) >> 8) & 0xFF), b(uint32_t(hex) & 0xFF) + { + } + uint8_t r; + uint8_t g; + uint8_t b; }; FMT_BEGIN_DETAIL_NAMESPACE // color is a struct of either a rgb color or a terminal color. -struct color_type { - FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} - FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} { - value.rgb_color = static_cast<uint32_t>(rgb_color); - } - FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} { - value.rgb_color = (static_cast<uint32_t>(rgb_color.r) << 16) | - (static_cast<uint32_t>(rgb_color.g) << 8) | rgb_color.b; - } - FMT_CONSTEXPR color_type(terminal_color term_color) noexcept - : is_rgb(), value{} { - value.term_color = static_cast<uint8_t>(term_color); - } - bool is_rgb; - union color_union { - uint8_t term_color; - uint32_t rgb_color; - } value; +struct color_type +{ + FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} + FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} + { + value.rgb_color = static_cast<uint32_t>(rgb_color); + } + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} + { + value.rgb_color = + (static_cast<uint32_t>(rgb_color.r) << 16) | (static_cast<uint32_t>(rgb_color.g) << 8) | rgb_color.b; + } + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept : is_rgb(), value{} + { + value.term_color = static_cast<uint8_t>(term_color); + } + bool is_rgb; + union color_union + { + uint8_t term_color; + uint32_t rgb_color; + } value; }; FMT_END_DETAIL_NAMESPACE /** A text style consisting of foreground and background colors and emphasis. */ -class text_style { - public: - FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept - : set_foreground_color(), set_background_color(), ems(em) {} - - FMT_CONSTEXPR text_style& operator|=(const text_style& rhs) { - if (!set_foreground_color) { - set_foreground_color = rhs.set_foreground_color; - foreground_color = rhs.foreground_color; - } else if (rhs.set_foreground_color) { - if (!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) - FMT_THROW(format_error("can't OR a terminal color")); - foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; +class text_style +{ +public: + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept : + set_foreground_color(), set_background_color(), ems(em) + { } - if (!set_background_color) { - set_background_color = rhs.set_background_color; - background_color = rhs.background_color; - } else if (rhs.set_background_color) { - if (!background_color.is_rgb || !rhs.background_color.is_rgb) - FMT_THROW(format_error("can't OR a terminal color")); - background_color.value.rgb_color |= rhs.background_color.value.rgb_color; + FMT_CONSTEXPR text_style &operator|=(const text_style &rhs) + { + if(!set_foreground_color) + { + set_foreground_color = rhs.set_foreground_color; + foreground_color = rhs.foreground_color; + } + else if(rhs.set_foreground_color) + { + if(!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; + } + + if(!set_background_color) + { + set_background_color = rhs.set_background_color; + background_color = rhs.background_color; + } + else if(rhs.set_background_color) + { + if(!background_color.is_rgb || !rhs.background_color.is_rgb) + FMT_THROW(format_error("can't OR a terminal color")); + background_color.value.rgb_color |= rhs.background_color.value.rgb_color; + } + + ems = static_cast<emphasis>(static_cast<uint8_t>(ems) | static_cast<uint8_t>(rhs.ems)); + return *this; } - ems = static_cast<emphasis>(static_cast<uint8_t>(ems) | - static_cast<uint8_t>(rhs.ems)); - return *this; - } - - friend FMT_CONSTEXPR text_style operator|(text_style lhs, - const text_style& rhs) { - return lhs |= rhs; - } - - FMT_CONSTEXPR bool has_foreground() const noexcept { - return set_foreground_color; - } - FMT_CONSTEXPR bool has_background() const noexcept { - return set_background_color; - } - FMT_CONSTEXPR bool has_emphasis() const noexcept { - return static_cast<uint8_t>(ems) != 0; - } - FMT_CONSTEXPR detail::color_type get_foreground() const noexcept { - FMT_ASSERT(has_foreground(), "no foreground specified for this style"); - return foreground_color; - } - FMT_CONSTEXPR detail::color_type get_background() const noexcept { - FMT_ASSERT(has_background(), "no background specified for this style"); - return background_color; - } - FMT_CONSTEXPR emphasis get_emphasis() const noexcept { - FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); - return ems; - } - - private: - FMT_CONSTEXPR text_style(bool is_foreground, - detail::color_type text_color) noexcept - : set_foreground_color(), set_background_color(), ems() { - if (is_foreground) { - foreground_color = text_color; - set_foreground_color = true; - } else { - background_color = text_color; - set_background_color = true; + friend FMT_CONSTEXPR text_style operator|(text_style lhs, const text_style &rhs) { return lhs |= rhs; } + + FMT_CONSTEXPR bool has_foreground() const noexcept { return set_foreground_color; } + FMT_CONSTEXPR bool has_background() const noexcept { return set_background_color; } + FMT_CONSTEXPR bool has_emphasis() const noexcept { return static_cast<uint8_t>(ems) != 0; } + FMT_CONSTEXPR detail::color_type get_foreground() const noexcept + { + FMT_ASSERT(has_foreground(), "no foreground specified for this style"); + return foreground_color; + } + FMT_CONSTEXPR detail::color_type get_background() const noexcept + { + FMT_ASSERT(has_background(), "no background specified for this style"); + return background_color; + } + FMT_CONSTEXPR emphasis get_emphasis() const noexcept + { + FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); + return ems; } - } - friend FMT_CONSTEXPR text_style fg(detail::color_type foreground) noexcept; +private: + FMT_CONSTEXPR text_style(bool is_foreground, detail::color_type text_color) noexcept : + set_foreground_color(), set_background_color(), ems() + { + if(is_foreground) + { + foreground_color = text_color; + set_foreground_color = true; + } + else + { + background_color = text_color; + set_background_color = true; + } + } - friend FMT_CONSTEXPR text_style bg(detail::color_type background) noexcept; + friend FMT_CONSTEXPR text_style fg(detail::color_type foreground) noexcept; - detail::color_type foreground_color; - detail::color_type background_color; - bool set_foreground_color; - bool set_background_color; - emphasis ems; + friend FMT_CONSTEXPR text_style bg(detail::color_type background) noexcept; + + detail::color_type foreground_color; + detail::color_type background_color; + bool set_foreground_color; + bool set_background_color; + emphasis ems; }; /** Creates a text style from the foreground (text) color. */ -FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) noexcept { - return text_style(true, foreground); +FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) noexcept +{ + return text_style(true, foreground); } /** Creates a text style from the background color. */ -FMT_CONSTEXPR inline text_style bg(detail::color_type background) noexcept { - return text_style(false, background); +FMT_CONSTEXPR inline text_style bg(detail::color_type background) noexcept +{ + return text_style(false, background); } -FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept { - return text_style(lhs) | rhs; +FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept +{ + return text_style(lhs) | rhs; } FMT_BEGIN_DETAIL_NAMESPACE -template <typename Char> struct ansi_color_escape { - FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, - const char* esc) noexcept { - // If we have a terminal color, we need to output another escape code - // sequence. - if (!text_color.is_rgb) { - bool is_background = esc == string_view("\x1b[48;2;"); - uint32_t value = text_color.value.term_color; - // Background ASCII codes are the same as the foreground ones but with - // 10 more. - if (is_background) value += 10u; - - size_t index = 0; - buffer[index++] = static_cast<Char>('\x1b'); - buffer[index++] = static_cast<Char>('['); - - if (value >= 100u) { - buffer[index++] = static_cast<Char>('1'); - value %= 100u; - } - buffer[index++] = static_cast<Char>('0' + value / 10u); - buffer[index++] = static_cast<Char>('0' + value % 10u); - - buffer[index++] = static_cast<Char>('m'); - buffer[index++] = static_cast<Char>('\0'); - return; +template <typename Char> +struct ansi_color_escape +{ + FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, const char *esc) noexcept + { + // If we have a terminal color, we need to output another escape code + // sequence. + if(!text_color.is_rgb) + { + bool is_background = esc == string_view("\x1b[48;2;"); + uint32_t value = text_color.value.term_color; + // Background ASCII codes are the same as the foreground ones but with + // 10 more. + if(is_background) + value += 10u; + + size_t index = 0; + buffer[index++] = static_cast<Char>('\x1b'); + buffer[index++] = static_cast<Char>('['); + + if(value >= 100u) + { + buffer[index++] = static_cast<Char>('1'); + value %= 100u; + } + buffer[index++] = static_cast<Char>('0' + value / 10u); + buffer[index++] = static_cast<Char>('0' + value % 10u); + + buffer[index++] = static_cast<Char>('m'); + buffer[index++] = static_cast<Char>('\0'); + return; + } + + for(int i = 0; i < 7; i++) + { + buffer[i] = static_cast<Char>(esc[i]); + } + rgb color(text_color.value.rgb_color); + to_esc(color.r, buffer + 7, ';'); + to_esc(color.g, buffer + 11, ';'); + to_esc(color.b, buffer + 15, 'm'); + buffer[19] = static_cast<Char>(0); } + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept + { + uint8_t em_codes[num_emphases] = {}; + if(has_emphasis(em, emphasis::bold)) + em_codes[0] = 1; + if(has_emphasis(em, emphasis::faint)) + em_codes[1] = 2; + if(has_emphasis(em, emphasis::italic)) + em_codes[2] = 3; + if(has_emphasis(em, emphasis::underline)) + em_codes[3] = 4; + if(has_emphasis(em, emphasis::blink)) + em_codes[4] = 5; + if(has_emphasis(em, emphasis::reverse)) + em_codes[5] = 7; + if(has_emphasis(em, emphasis::conceal)) + em_codes[6] = 8; + if(has_emphasis(em, emphasis::strikethrough)) + em_codes[7] = 9; + + size_t index = 0; + for(size_t i = 0; i < num_emphases; ++i) + { + if(!em_codes[i]) + continue; + buffer[index++] = static_cast<Char>('\x1b'); + buffer[index++] = static_cast<Char>('['); + buffer[index++] = static_cast<Char>('0' + em_codes[i]); + buffer[index++] = static_cast<Char>('m'); + } + buffer[index++] = static_cast<Char>(0); + } + FMT_CONSTEXPR operator const Char *() const noexcept { return buffer; } - for (int i = 0; i < 7; i++) { - buffer[i] = static_cast<Char>(esc[i]); + FMT_CONSTEXPR const Char *begin() const noexcept { return buffer; } + FMT_CONSTEXPR_CHAR_TRAITS const Char *end() const noexcept + { + return buffer + std::char_traits<Char>::length(buffer); } - rgb color(text_color.value.rgb_color); - to_esc(color.r, buffer + 7, ';'); - to_esc(color.g, buffer + 11, ';'); - to_esc(color.b, buffer + 15, 'm'); - buffer[19] = static_cast<Char>(0); - } - FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept { - uint8_t em_codes[num_emphases] = {}; - if (has_emphasis(em, emphasis::bold)) em_codes[0] = 1; - if (has_emphasis(em, emphasis::faint)) em_codes[1] = 2; - if (has_emphasis(em, emphasis::italic)) em_codes[2] = 3; - if (has_emphasis(em, emphasis::underline)) em_codes[3] = 4; - if (has_emphasis(em, emphasis::blink)) em_codes[4] = 5; - if (has_emphasis(em, emphasis::reverse)) em_codes[5] = 7; - if (has_emphasis(em, emphasis::conceal)) em_codes[6] = 8; - if (has_emphasis(em, emphasis::strikethrough)) em_codes[7] = 9; - - size_t index = 0; - for (size_t i = 0; i < num_emphases; ++i) { - if (!em_codes[i]) continue; - buffer[index++] = static_cast<Char>('\x1b'); - buffer[index++] = static_cast<Char>('['); - buffer[index++] = static_cast<Char>('0' + em_codes[i]); - buffer[index++] = static_cast<Char>('m'); + +private: + static constexpr size_t num_emphases = 8; + Char buffer[7u + 3u * num_emphases + 1u]; + + static FMT_CONSTEXPR void to_esc(uint8_t c, Char *out, char delimiter) noexcept + { + out[0] = static_cast<Char>('0' + c / 100); + out[1] = static_cast<Char>('0' + c / 10 % 10); + out[2] = static_cast<Char>('0' + c % 10); + out[3] = static_cast<Char>(delimiter); + } + static FMT_CONSTEXPR bool has_emphasis(emphasis em, emphasis mask) noexcept + { + return static_cast<uint8_t>(em) & static_cast<uint8_t>(mask); } - buffer[index++] = static_cast<Char>(0); - } - FMT_CONSTEXPR operator const Char*() const noexcept { return buffer; } - - FMT_CONSTEXPR const Char* begin() const noexcept { return buffer; } - FMT_CONSTEXPR_CHAR_TRAITS const Char* end() const noexcept { - return buffer + std::char_traits<Char>::length(buffer); - } - - private: - static constexpr size_t num_emphases = 8; - Char buffer[7u + 3u * num_emphases + 1u]; - - static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, - char delimiter) noexcept { - out[0] = static_cast<Char>('0' + c / 100); - out[1] = static_cast<Char>('0' + c / 10 % 10); - out[2] = static_cast<Char>('0' + c % 10); - out[3] = static_cast<Char>(delimiter); - } - static FMT_CONSTEXPR bool has_emphasis(emphasis em, emphasis mask) noexcept { - return static_cast<uint8_t>(em) & static_cast<uint8_t>(mask); - } }; template <typename Char> -FMT_CONSTEXPR ansi_color_escape<Char> make_foreground_color( - detail::color_type foreground) noexcept { - return ansi_color_escape<Char>(foreground, "\x1b[38;2;"); +FMT_CONSTEXPR ansi_color_escape<Char> make_foreground_color(detail::color_type foreground) noexcept +{ + return ansi_color_escape<Char>(foreground, "\x1b[38;2;"); } template <typename Char> -FMT_CONSTEXPR ansi_color_escape<Char> make_background_color( - detail::color_type background) noexcept { - return ansi_color_escape<Char>(background, "\x1b[48;2;"); +FMT_CONSTEXPR ansi_color_escape<Char> make_background_color(detail::color_type background) noexcept +{ + return ansi_color_escape<Char>(background, "\x1b[48;2;"); } template <typename Char> -FMT_CONSTEXPR ansi_color_escape<Char> make_emphasis(emphasis em) noexcept { - return ansi_color_escape<Char>(em); +FMT_CONSTEXPR ansi_color_escape<Char> make_emphasis(emphasis em) noexcept +{ + return ansi_color_escape<Char>(em); } -template <typename Char> inline void fputs(const Char* chars, FILE* stream) { - int result = std::fputs(chars, stream); - if (result < 0) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +template <typename Char> +inline void fputs(const Char *chars, FILE *stream) +{ + int result = std::fputs(chars, stream); + if(result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } -template <> inline void fputs<wchar_t>(const wchar_t* chars, FILE* stream) { - int result = std::fputws(chars, stream); - if (result < 0) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +template <> +inline void fputs<wchar_t>(const wchar_t *chars, FILE *stream) +{ + int result = std::fputws(chars, stream); + if(result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } -template <typename Char> inline void reset_color(FILE* stream) { - fputs("\x1b[0m", stream); +template <typename Char> +inline void reset_color(FILE *stream) +{ + fputs("\x1b[0m", stream); } -template <> inline void reset_color<wchar_t>(FILE* stream) { - fputs(L"\x1b[0m", stream); +template <> +inline void reset_color<wchar_t>(FILE *stream) +{ + fputs(L"\x1b[0m", stream); } -template <typename Char> inline void reset_color(buffer<Char>& buffer) { - auto reset_color = string_view("\x1b[0m"); - buffer.append(reset_color.begin(), reset_color.end()); +template <typename Char> +inline void reset_color(buffer<Char> &buffer) +{ + auto reset_color = string_view("\x1b[0m"); + buffer.append(reset_color.begin(), reset_color.end()); } -template <typename T> struct styled_arg { - const T& value; - text_style style; +template <typename T> +struct styled_arg +{ + const T &value; + text_style style; }; template <typename Char> -void vformat_to(buffer<Char>& buf, const text_style& ts, - basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) { - bool has_style = false; - if (ts.has_emphasis()) { - has_style = true; - auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); - buf.append(emphasis.begin(), emphasis.end()); - } - if (ts.has_foreground()) { - has_style = true; - auto foreground = detail::make_foreground_color<Char>(ts.get_foreground()); - buf.append(foreground.begin(), foreground.end()); - } - if (ts.has_background()) { - has_style = true; - auto background = detail::make_background_color<Char>(ts.get_background()); - buf.append(background.begin(), background.end()); - } - detail::vformat_to(buf, format_str, args, {}); - if (has_style) detail::reset_color<Char>(buf); +void vformat_to( + buffer<Char> &buf, + const text_style &ts, + basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) +{ + bool has_style = false; + if(ts.has_emphasis()) + { + has_style = true; + auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); + buf.append(emphasis.begin(), emphasis.end()); + } + if(ts.has_foreground()) + { + has_style = true; + auto foreground = detail::make_foreground_color<Char>(ts.get_foreground()); + buf.append(foreground.begin(), foreground.end()); + } + if(ts.has_background()) + { + has_style = true; + auto background = detail::make_background_color<Char>(ts.get_background()); + buf.append(background.begin(), background.end()); + } + detail::vformat_to(buf, format_str, args, {}); + if(has_style) + detail::reset_color<Char>(buf); } FMT_END_DETAIL_NAMESPACE template <typename S, typename Char = char_t<S>> -void vprint(std::FILE* f, const text_style& ts, const S& format, - basic_format_args<buffer_context<type_identity_t<Char>>> args) { - basic_memory_buffer<Char> buf; - detail::vformat_to(buf, ts, detail::to_string_view(format), args); - if (detail::is_utf8()) { - detail::print(f, basic_string_view<Char>(buf.begin(), buf.size())); - } else { - buf.push_back(Char(0)); - detail::fputs(buf.data(), f); - } +void vprint( + std::FILE *f, + const text_style &ts, + const S &format, + basic_format_args<buffer_context<type_identity_t<Char>>> args) +{ + basic_memory_buffer<Char> buf; + detail::vformat_to(buf, ts, detail::to_string_view(format), args); + if(detail::is_utf8()) + { + detail::print(f, basic_string_view<Char>(buf.begin(), buf.size())); + } + else + { + buf.push_back(Char(0)); + detail::fputs(buf.data(), f); + } } /** @@ -503,12 +565,10 @@ void vprint(std::FILE* f, const text_style& ts, const S& format, "Elapsed time: {0:.2f} seconds", 1.23); \endrst */ -template <typename S, typename... Args, - FMT_ENABLE_IF(detail::is_string<S>::value)> -void print(std::FILE* f, const text_style& ts, const S& format_str, - const Args&... args) { - vprint(f, ts, format_str, - fmt::make_format_args<buffer_context<char_t<S>>>(args...)); +template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_string<S>::value)> +void print(std::FILE *f, const text_style &ts, const S &format_str, const Args &...args) +{ + vprint(f, ts, format_str, fmt::make_format_args<buffer_context<char_t<S>>>(args...)); } /** @@ -522,19 +582,19 @@ void print(std::FILE* f, const text_style& ts, const S& format_str, "Elapsed time: {0:.2f} seconds", 1.23); \endrst */ -template <typename S, typename... Args, - FMT_ENABLE_IF(detail::is_string<S>::value)> -void print(const text_style& ts, const S& format_str, const Args&... args) { - return print(stdout, ts, format_str, args...); +template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_string<S>::value)> +void print(const text_style &ts, const S &format_str, const Args &...args) +{ + return print(stdout, ts, format_str, args...); } template <typename S, typename Char = char_t<S>> -inline std::basic_string<Char> vformat( - const text_style& ts, const S& format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) { - basic_memory_buffer<Char> buf; - detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); - return fmt::to_string(buf); +inline std::basic_string<Char> +vformat(const text_style &ts, const S &format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) +{ + basic_memory_buffer<Char> buf; + detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); + return fmt::to_string(buf); } /** @@ -550,23 +610,24 @@ inline std::basic_string<Char> vformat( \endrst */ template <typename S, typename... Args, typename Char = char_t<S>> -inline std::basic_string<Char> format(const text_style& ts, const S& format_str, - const Args&... args) { - return fmt::vformat(ts, detail::to_string_view(format_str), - fmt::make_format_args<buffer_context<Char>>(args...)); +inline std::basic_string<Char> format(const text_style &ts, const S &format_str, const Args &...args) +{ + return fmt::vformat(ts, detail::to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); } /** Formats a string with the given text_style and writes the output to ``out``. */ -template <typename OutputIt, typename Char, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value)> +template <typename OutputIt, typename Char, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value)> OutputIt vformat_to( - OutputIt out, const text_style& ts, basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) { - auto&& buf = detail::get_buffer<Char>(out); - detail::vformat_to(buf, ts, format_str, args); - return detail::get_iterator(buf); + OutputIt out, + const text_style &ts, + basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) +{ + auto &&buf = detail::get_buffer<Char>(out); + detail::vformat_to(buf, ts, format_str, args); + return detail::get_iterator(buf); } /** @@ -581,50 +642,55 @@ OutputIt vformat_to( fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); \endrst */ -template <typename OutputIt, typename S, typename... Args, - bool enable = detail::is_output_iterator<OutputIt, char_t<S>>::value&& - detail::is_string<S>::value> -inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, - Args&&... args) -> - typename std::enable_if<enable, OutputIt>::type { - return vformat_to(out, ts, detail::to_string_view(format_str), - fmt::make_format_args<buffer_context<char_t<S>>>(args...)); +template < + typename OutputIt, + typename S, + typename... Args, + bool enable = detail::is_output_iterator<OutputIt, char_t<S>>::value &&detail::is_string<S>::value> +inline auto format_to(OutputIt out, const text_style &ts, const S &format_str, Args &&...args) -> + typename std::enable_if<enable, OutputIt>::type +{ + return vformat_to( + out, ts, detail::to_string_view(format_str), fmt::make_format_args<buffer_context<char_t<S>>>(args...)); } template <typename T, typename Char> -struct formatter<detail::styled_arg<T>, Char> : formatter<T, Char> { - template <typename FormatContext> - auto format(const detail::styled_arg<T>& arg, FormatContext& ctx) const - -> decltype(ctx.out()) { - const auto& ts = arg.style; - const auto& value = arg.value; - auto out = ctx.out(); - - bool has_style = false; - if (ts.has_emphasis()) { - has_style = true; - auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); - out = std::copy(emphasis.begin(), emphasis.end(), out); - } - if (ts.has_foreground()) { - has_style = true; - auto foreground = - detail::make_foreground_color<Char>(ts.get_foreground()); - out = std::copy(foreground.begin(), foreground.end(), out); - } - if (ts.has_background()) { - has_style = true; - auto background = - detail::make_background_color<Char>(ts.get_background()); - out = std::copy(background.begin(), background.end(), out); - } - out = formatter<T, Char>::format(value, ctx); - if (has_style) { - auto reset_color = string_view("\x1b[0m"); - out = std::copy(reset_color.begin(), reset_color.end(), out); +struct formatter<detail::styled_arg<T>, Char> : formatter<T, Char> +{ + template <typename FormatContext> + auto format(const detail::styled_arg<T> &arg, FormatContext &ctx) const -> decltype(ctx.out()) + { + const auto &ts = arg.style; + const auto &value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if(ts.has_emphasis()) + { + has_style = true; + auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if(ts.has_foreground()) + { + has_style = true; + auto foreground = detail::make_foreground_color<Char>(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if(ts.has_background()) + { + has_style = true; + auto background = detail::make_background_color<Char>(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter<T, Char>::format(value, ctx); + if(has_style) + { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; } - return out; - } }; /** @@ -640,12 +706,12 @@ struct formatter<detail::styled_arg<T>, Char> : formatter<T, Char> { \endrst */ template <typename T> -FMT_CONSTEXPR auto styled(const T& value, text_style ts) - -> detail::styled_arg<remove_cvref_t<T>> { - return detail::styled_arg<remove_cvref_t<T>>{value, ts}; +FMT_CONSTEXPR auto styled(const T &value, text_style ts) -> detail::styled_arg<remove_cvref_t<T>> +{ + return detail::styled_arg<remove_cvref_t<T>>{value, ts}; } FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_COLOR_H_ +#endif // FMT_COLOR_H_ diff --git a/include/spdlog/fmt/bundled/compile.h b/include/spdlog/fmt/bundled/compile.h index 933668c41..bcb81b6ea 100644 --- a/include/spdlog/fmt/bundled/compile.h +++ b/include/spdlog/fmt/bundled/compile.h @@ -11,97 +11,105 @@ #include "format.h" FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ template <typename Char, typename InputIt> -FMT_CONSTEXPR inline counting_iterator copy_str(InputIt begin, InputIt end, - counting_iterator it) { - return it + (end - begin); +FMT_CONSTEXPR inline counting_iterator copy_str(InputIt begin, InputIt end, counting_iterator it) +{ + return it + (end - begin); } -template <typename OutputIt> class truncating_iterator_base { - protected: - OutputIt out_; - size_t limit_; - size_t count_ = 0; - - truncating_iterator_base() : out_(), limit_(0) {} - - truncating_iterator_base(OutputIt out, size_t limit) - : out_(out), limit_(limit) {} - - public: - using iterator_category = std::output_iterator_tag; - using value_type = typename std::iterator_traits<OutputIt>::value_type; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - FMT_UNCHECKED_ITERATOR(truncating_iterator_base); - - OutputIt base() const { return out_; } - size_t count() const { return count_; } +template <typename OutputIt> +class truncating_iterator_base +{ +protected: + OutputIt out_; + size_t limit_; + size_t count_ = 0; + + truncating_iterator_base() : out_(), limit_(0) {} + + truncating_iterator_base(OutputIt out, size_t limit) : out_(out), limit_(limit) {} + +public: + using iterator_category = std::output_iterator_tag; + using value_type = typename std::iterator_traits<OutputIt>::value_type; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(truncating_iterator_base); + + OutputIt base() const { return out_; } + size_t count() const { return count_; } }; // An output iterator that truncates the output and counts the number of objects // written to it. -template <typename OutputIt, - typename Enable = typename std::is_void< - typename std::iterator_traits<OutputIt>::value_type>::type> +template < + typename OutputIt, + typename Enable = typename std::is_void<typename std::iterator_traits<OutputIt>::value_type>::type> class truncating_iterator; template <typename OutputIt> -class truncating_iterator<OutputIt, std::false_type> - : public truncating_iterator_base<OutputIt> { - mutable typename truncating_iterator_base<OutputIt>::value_type blackhole_; +class truncating_iterator<OutputIt, std::false_type> : public truncating_iterator_base<OutputIt> +{ + mutable typename truncating_iterator_base<OutputIt>::value_type blackhole_; - public: - using value_type = typename truncating_iterator_base<OutputIt>::value_type; +public: + using value_type = typename truncating_iterator_base<OutputIt>::value_type; - truncating_iterator() = default; + truncating_iterator() = default; - truncating_iterator(OutputIt out, size_t limit) - : truncating_iterator_base<OutputIt>(out, limit) {} + truncating_iterator(OutputIt out, size_t limit) : truncating_iterator_base<OutputIt>(out, limit) {} - truncating_iterator& operator++() { - if (this->count_++ < this->limit_) ++this->out_; - return *this; - } + truncating_iterator &operator++() + { + if(this->count_++ < this->limit_) + ++this->out_; + return *this; + } - truncating_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } + truncating_iterator operator++(int) + { + auto it = *this; + ++*this; + return it; + } - value_type& operator*() const { - return this->count_ < this->limit_ ? *this->out_ : blackhole_; - } + value_type &operator*() const { return this->count_ < this->limit_ ? *this->out_ : blackhole_; } }; template <typename OutputIt> -class truncating_iterator<OutputIt, std::true_type> - : public truncating_iterator_base<OutputIt> { - public: - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) - : truncating_iterator_base<OutputIt>(out, limit) {} - - template <typename T> truncating_iterator& operator=(T val) { - if (this->count_++ < this->limit_) *this->out_++ = val; - return *this; - } - - truncating_iterator& operator++() { return *this; } - truncating_iterator& operator++(int) { return *this; } - truncating_iterator& operator*() { return *this; } +class truncating_iterator<OutputIt, std::true_type> : public truncating_iterator_base<OutputIt> +{ +public: + truncating_iterator() = default; + + truncating_iterator(OutputIt out, size_t limit) : truncating_iterator_base<OutputIt>(out, limit) {} + + template <typename T> + truncating_iterator &operator=(T val) + { + if(this->count_++ < this->limit_) + *this->out_++ = val; + return *this; + } + + truncating_iterator &operator++() { return *this; } + truncating_iterator &operator++(int) { return *this; } + truncating_iterator &operator*() { return *this; } }; // A compile-time string which is compiled into fast formatting code. -class compiled_string {}; +class compiled_string +{ +}; template <typename S> -struct is_compiled_string : std::is_base_of<compiled_string, S> {}; +struct is_compiled_string : std::is_base_of<compiled_string, S> +{ +}; /** \rst @@ -117,495 +125,585 @@ struct is_compiled_string : std::is_base_of<compiled_string, S> {}; \endrst */ #if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -# define FMT_COMPILE(s) \ - FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) +#define FMT_COMPILE(s) FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) #else -# define FMT_COMPILE(s) FMT_STRING(s) +#define FMT_COMPILE(s) FMT_STRING(s) #endif #if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <typename Char, size_t N, - fmt::detail_exported::fixed_string<Char, N> Str> -struct udl_compiled_string : compiled_string { - using char_type = Char; - explicit constexpr operator basic_string_view<char_type>() const { - return {Str.data, N - 1}; - } +template <typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> +struct udl_compiled_string : compiled_string +{ + using char_type = Char; + explicit constexpr operator basic_string_view<char_type>() const { return {Str.data, N - 1}; } }; #endif template <typename T, typename... Tail> -const T& first(const T& value, const Tail&...) { - return value; +const T &first(const T &value, const Tail &...) +{ + return value; } #if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -template <typename... Args> struct type_list {}; +template <typename... Args> +struct type_list +{ +}; // Returns a reference to the argument at index N from [first, rest...]. template <int N, typename T, typename... Args> -constexpr const auto& get([[maybe_unused]] const T& first, - [[maybe_unused]] const Args&... rest) { - static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); - if constexpr (N == 0) - return first; - else - return detail::get<N - 1>(rest...); +constexpr const auto &get([[maybe_unused]] const T &first, [[maybe_unused]] const Args &...rest) +{ + static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); + if constexpr(N == 0) + return first; + else + return detail::get<N - 1>(rest...); } template <typename Char, typename... Args> -constexpr int get_arg_index_by_name(basic_string_view<Char> name, - type_list<Args...>) { - return get_arg_index_by_name<Args...>(name); +constexpr int get_arg_index_by_name(basic_string_view<Char> name, type_list<Args...>) +{ + return get_arg_index_by_name<Args...>(name); } -template <int N, typename> struct get_type_impl; +template <int N, typename> +struct get_type_impl; -template <int N, typename... Args> struct get_type_impl<N, type_list<Args...>> { - using type = - remove_cvref_t<decltype(detail::get<N>(std::declval<Args>()...))>; +template <int N, typename... Args> +struct get_type_impl<N, type_list<Args...>> +{ + using type = remove_cvref_t<decltype(detail::get<N>(std::declval<Args>()...))>; }; template <int N, typename T> using get_type = typename get_type_impl<N, T>::type; -template <typename T> struct is_compiled_format : std::false_type {}; - -template <typename Char> struct text { - basic_string_view<Char> data; - using char_type = Char; +template <typename T> +struct is_compiled_format : std::false_type +{ +}; - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args&...) const { - return write<Char>(out, data); - } +template <typename Char> +struct text +{ + basic_string_view<Char> data; + using char_type = Char; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args &...) const + { + return write<Char>(out, data); + } }; template <typename Char> -struct is_compiled_format<text<Char>> : std::true_type {}; +struct is_compiled_format<text<Char>> : std::true_type +{ +}; template <typename Char> -constexpr text<Char> make_text(basic_string_view<Char> s, size_t pos, - size_t size) { - return {{&s[pos], size}}; +constexpr text<Char> make_text(basic_string_view<Char> s, size_t pos, size_t size) +{ + return {{&s[pos], size}}; } -template <typename Char> struct code_unit { - Char value; - using char_type = Char; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args&...) const { - return write<Char>(out, value); - } +template <typename Char> +struct code_unit +{ + Char value; + using char_type = Char; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args &...) const + { + return write<Char>(out, value); + } }; // This ensures that the argument type is convertible to `const T&`. template <typename T, int N, typename... Args> -constexpr const T& get_arg_checked(const Args&... args) { - const auto& arg = detail::get<N>(args...); - if constexpr (detail::is_named_arg<remove_cvref_t<decltype(arg)>>()) { - return arg.value; - } else { - return arg; - } +constexpr const T &get_arg_checked(const Args &...args) +{ + const auto &arg = detail::get<N>(args...); + if constexpr(detail::is_named_arg<remove_cvref_t<decltype(arg)>>()) + { + return arg.value; + } + else + { + return arg; + } } template <typename Char> -struct is_compiled_format<code_unit<Char>> : std::true_type {}; +struct is_compiled_format<code_unit<Char>> : std::true_type +{ +}; // A replacement field that refers to argument N. -template <typename Char, typename T, int N> struct field { - using char_type = Char; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args&... args) const { - return write<Char>(out, get_arg_checked<T, N>(args...)); - } +template <typename Char, typename T, int N> +struct field +{ + using char_type = Char; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args &...args) const + { + return write<Char>(out, get_arg_checked<T, N>(args...)); + } }; template <typename Char, typename T, int N> -struct is_compiled_format<field<Char, T, N>> : std::true_type {}; +struct is_compiled_format<field<Char, T, N>> : std::true_type +{ +}; // A replacement field that refers to argument with name. -template <typename Char> struct runtime_named_field { - using char_type = Char; - basic_string_view<Char> name; - - template <typename OutputIt, typename T> - constexpr static bool try_format_argument( - OutputIt& out, - // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 - [[maybe_unused]] basic_string_view<Char> arg_name, const T& arg) { - if constexpr (is_named_arg<typename std::remove_cv<T>::type>::value) { - if (arg_name == arg.name) { - out = write<Char>(out, arg.value); - return true; - } +template <typename Char> +struct runtime_named_field +{ + using char_type = Char; + basic_string_view<Char> name; + + template <typename OutputIt, typename T> + constexpr static bool try_format_argument( + OutputIt &out, + // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 + [[maybe_unused]] basic_string_view<Char> arg_name, + const T &arg) + { + if constexpr(is_named_arg<typename std::remove_cv<T>::type>::value) + { + if(arg_name == arg.name) + { + out = write<Char>(out, arg.value); + return true; + } + } + return false; } - return false; - } - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args&... args) const { - bool found = (try_format_argument(out, name, args) || ...); - if (!found) { - FMT_THROW(format_error("argument with specified name is not found")); + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args &...args) const + { + bool found = (try_format_argument(out, name, args) || ...); + if(!found) + { + FMT_THROW(format_error("argument with specified name is not found")); + } + return out; } - return out; - } }; template <typename Char> -struct is_compiled_format<runtime_named_field<Char>> : std::true_type {}; +struct is_compiled_format<runtime_named_field<Char>> : std::true_type +{ +}; // A replacement field that refers to argument N and has format specifiers. -template <typename Char, typename T, int N> struct spec_field { - using char_type = Char; - formatter<T, Char> fmt; - - template <typename OutputIt, typename... Args> - constexpr FMT_INLINE OutputIt format(OutputIt out, - const Args&... args) const { - const auto& vargs = - fmt::make_format_args<basic_format_context<OutputIt, Char>>(args...); - basic_format_context<OutputIt, Char> ctx(out, vargs); - return fmt.format(get_arg_checked<T, N>(args...), ctx); - } +template <typename Char, typename T, int N> +struct spec_field +{ + using char_type = Char; + formatter<T, Char> fmt; + + template <typename OutputIt, typename... Args> + constexpr FMT_INLINE OutputIt format(OutputIt out, const Args &...args) const + { + const auto &vargs = fmt::make_format_args<basic_format_context<OutputIt, Char>>(args...); + basic_format_context<OutputIt, Char> ctx(out, vargs); + return fmt.format(get_arg_checked<T, N>(args...), ctx); + } }; template <typename Char, typename T, int N> -struct is_compiled_format<spec_field<Char, T, N>> : std::true_type {}; - -template <typename L, typename R> struct concat { - L lhs; - R rhs; - using char_type = typename L::char_type; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args&... args) const { - out = lhs.format(out, args...); - return rhs.format(out, args...); - } +struct is_compiled_format<spec_field<Char, T, N>> : std::true_type +{ }; template <typename L, typename R> -struct is_compiled_format<concat<L, R>> : std::true_type {}; +struct concat +{ + L lhs; + R rhs; + using char_type = typename L::char_type; + + template <typename OutputIt, typename... Args> + constexpr OutputIt format(OutputIt out, const Args &...args) const + { + out = lhs.format(out, args...); + return rhs.format(out, args...); + } +}; + +template <typename L, typename R> +struct is_compiled_format<concat<L, R>> : std::true_type +{ +}; template <typename L, typename R> -constexpr concat<L, R> make_concat(L lhs, R rhs) { - return {lhs, rhs}; +constexpr concat<L, R> make_concat(L lhs, R rhs) +{ + return {lhs, rhs}; } -struct unknown_format {}; +struct unknown_format +{ +}; template <typename Char> -constexpr size_t parse_text(basic_string_view<Char> str, size_t pos) { - for (size_t size = str.size(); pos != size; ++pos) { - if (str[pos] == '{' || str[pos] == '}') break; - } - return pos; +constexpr size_t parse_text(basic_string_view<Char> str, size_t pos) +{ + for(size_t size = str.size(); pos != size; ++pos) + { + if(str[pos] == '{' || str[pos] == '}') + break; + } + return pos; } template <typename Args, size_t POS, int ID, typename S> constexpr auto compile_format_string(S format_str); template <typename Args, size_t POS, int ID, typename T, typename S> -constexpr auto parse_tail(T head, S format_str) { - if constexpr (POS != - basic_string_view<typename S::char_type>(format_str).size()) { - constexpr auto tail = compile_format_string<Args, POS, ID>(format_str); - if constexpr (std::is_same<remove_cvref_t<decltype(tail)>, - unknown_format>()) - return tail; +constexpr auto parse_tail(T head, S format_str) +{ + if constexpr(POS != basic_string_view<typename S::char_type>(format_str).size()) + { + constexpr auto tail = compile_format_string<Args, POS, ID>(format_str); + if constexpr(std::is_same<remove_cvref_t<decltype(tail)>, unknown_format>()) + return tail; + else + return make_concat(head, tail); + } else - return make_concat(head, tail); - } else { - return head; - } + { + return head; + } } -template <typename T, typename Char> struct parse_specs_result { - formatter<T, Char> fmt; - size_t end; - int next_arg_id; +template <typename T, typename Char> +struct parse_specs_result +{ + formatter<T, Char> fmt; + size_t end; + int next_arg_id; }; constexpr int manual_indexing_id = -1; template <typename T, typename Char> -constexpr parse_specs_result<T, Char> parse_specs(basic_string_view<Char> str, - size_t pos, int next_arg_id) { - str.remove_prefix(pos); - auto ctx = compile_parse_context<Char>(str, max_value<int>(), nullptr, {}, - next_arg_id); - auto f = formatter<T, Char>(); - auto end = f.parse(ctx); - return {f, pos + fmt::detail::to_unsigned(end - str.data()), - next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; +constexpr parse_specs_result<T, Char> parse_specs(basic_string_view<Char> str, size_t pos, int next_arg_id) +{ + str.remove_prefix(pos); + auto ctx = compile_parse_context<Char>(str, max_value<int>(), nullptr, {}, next_arg_id); + auto f = formatter<T, Char>(); + auto end = f.parse(ctx); + return { + f, pos + fmt::detail::to_unsigned(end - str.data()), next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; } -template <typename Char> struct arg_id_handler { - arg_ref<Char> arg_id; - - constexpr int operator()() { - FMT_ASSERT(false, "handler cannot be used with automatic indexing"); - return 0; - } - constexpr int operator()(int id) { - arg_id = arg_ref<Char>(id); - return 0; - } - constexpr int operator()(basic_string_view<Char> id) { - arg_id = arg_ref<Char>(id); - return 0; - } - - constexpr void on_error(const char* message) { - FMT_THROW(format_error(message)); - } +template <typename Char> +struct arg_id_handler +{ + arg_ref<Char> arg_id; + + constexpr int operator()() + { + FMT_ASSERT(false, "handler cannot be used with automatic indexing"); + return 0; + } + constexpr int operator()(int id) + { + arg_id = arg_ref<Char>(id); + return 0; + } + constexpr int operator()(basic_string_view<Char> id) + { + arg_id = arg_ref<Char>(id); + return 0; + } + + constexpr void on_error(const char *message) { FMT_THROW(format_error(message)); } }; -template <typename Char> struct parse_arg_id_result { - arg_ref<Char> arg_id; - const Char* arg_id_end; +template <typename Char> +struct parse_arg_id_result +{ + arg_ref<Char> arg_id; + const Char *arg_id_end; }; template <int ID, typename Char> -constexpr auto parse_arg_id(const Char* begin, const Char* end) { - auto handler = arg_id_handler<Char>{arg_ref<Char>{}}; - auto arg_id_end = parse_arg_id(begin, end, handler); - return parse_arg_id_result<Char>{handler.arg_id, arg_id_end}; +constexpr auto parse_arg_id(const Char *begin, const Char *end) +{ + auto handler = arg_id_handler<Char>{arg_ref<Char>{}}; + auto arg_id_end = parse_arg_id(begin, end, handler); + return parse_arg_id_result<Char>{handler.arg_id, arg_id_end}; } -template <typename T, typename Enable = void> struct field_type { - using type = remove_cvref_t<T>; +template <typename T, typename Enable = void> +struct field_type +{ + using type = remove_cvref_t<T>; }; template <typename T> -struct field_type<T, enable_if_t<detail::is_named_arg<T>::value>> { - using type = remove_cvref_t<decltype(T::value)>; +struct field_type<T, enable_if_t<detail::is_named_arg<T>::value>> +{ + using type = remove_cvref_t<decltype(T::value)>; }; -template <typename T, typename Args, size_t END_POS, int ARG_INDEX, int NEXT_ID, - typename S> -constexpr auto parse_replacement_field_then_tail(S format_str) { - using char_type = typename S::char_type; - constexpr auto str = basic_string_view<char_type>(format_str); - constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); - if constexpr (c == '}') { - return parse_tail<Args, END_POS + 1, NEXT_ID>( - field<char_type, typename field_type<T>::type, ARG_INDEX>(), - format_str); - } else if constexpr (c != ':') { - FMT_THROW(format_error("expected ':'")); - } else { - constexpr auto result = parse_specs<typename field_type<T>::type>( - str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); - if constexpr (result.end >= str.size() || str[result.end] != '}') { - FMT_THROW(format_error("expected '}'")); - return 0; - } else { - return parse_tail<Args, result.end + 1, result.next_arg_id>( - spec_field<char_type, typename field_type<T>::type, ARG_INDEX>{ - result.fmt}, - format_str); +template <typename T, typename Args, size_t END_POS, int ARG_INDEX, int NEXT_ID, typename S> +constexpr auto parse_replacement_field_then_tail(S format_str) +{ + using char_type = typename S::char_type; + constexpr auto str = basic_string_view<char_type>(format_str); + constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); + if constexpr(c == '}') + { + return parse_tail<Args, END_POS + 1, NEXT_ID>( + field<char_type, typename field_type<T>::type, ARG_INDEX>(), format_str); + } + else if constexpr(c != ':') + { + FMT_THROW(format_error("expected ':'")); + } + else + { + constexpr auto result = + parse_specs<typename field_type<T>::type>(str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); + if constexpr(result.end >= str.size() || str[result.end] != '}') + { + FMT_THROW(format_error("expected '}'")); + return 0; + } + else + { + return parse_tail<Args, result.end + 1, result.next_arg_id>( + spec_field<char_type, typename field_type<T>::type, ARG_INDEX>{result.fmt}, format_str); + } } - } } // Compiles a non-empty format string and returns the compiled representation // or unknown_format() on unrecognized input. template <typename Args, size_t POS, int ID, typename S> -constexpr auto compile_format_string(S format_str) { - using char_type = typename S::char_type; - constexpr auto str = basic_string_view<char_type>(format_str); - if constexpr (str[POS] == '{') { - if constexpr (POS + 1 == str.size()) - FMT_THROW(format_error("unmatched '{' in format string")); - if constexpr (str[POS + 1] == '{') { - return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); - } else if constexpr (str[POS + 1] == '}' || str[POS + 1] == ':') { - static_assert(ID != manual_indexing_id, - "cannot switch from manual to automatic argument indexing"); - constexpr auto next_id = - ID != manual_indexing_id ? ID + 1 : manual_indexing_id; - return parse_replacement_field_then_tail<get_type<ID, Args>, Args, - POS + 1, ID, next_id>( - format_str); - } else { - constexpr auto arg_id_result = - parse_arg_id<ID>(str.data() + POS + 1, str.data() + str.size()); - constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); - constexpr char_type c = - arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); - static_assert(c == '}' || c == ':', "missing '}' in format string"); - if constexpr (arg_id_result.arg_id.kind == arg_id_kind::index) { - static_assert( - ID == manual_indexing_id || ID == 0, - "cannot switch from automatic to manual argument indexing"); - constexpr auto arg_index = arg_id_result.arg_id.val.index; - return parse_replacement_field_then_tail<get_type<arg_index, Args>, - Args, arg_id_end_pos, - arg_index, manual_indexing_id>( - format_str); - } else if constexpr (arg_id_result.arg_id.kind == arg_id_kind::name) { - constexpr auto arg_index = - get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); - if constexpr (arg_index != invalid_arg_index) { - constexpr auto next_id = - ID != manual_indexing_id ? ID + 1 : manual_indexing_id; - return parse_replacement_field_then_tail< - decltype(get_type<arg_index, Args>::value), Args, arg_id_end_pos, - arg_index, next_id>(format_str); - } else { - if constexpr (c == '}') { - return parse_tail<Args, arg_id_end_pos + 1, ID>( - runtime_named_field<char_type>{arg_id_result.arg_id.val.name}, - format_str); - } else if constexpr (c == ':') { - return unknown_format(); // no type info for specs parsing - } +constexpr auto compile_format_string(S format_str) +{ + using char_type = typename S::char_type; + constexpr auto str = basic_string_view<char_type>(format_str); + if constexpr(str[POS] == '{') + { + if constexpr(POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '{' in format string")); + if constexpr(str[POS + 1] == '{') + { + return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); + } + else if constexpr(str[POS + 1] == '}' || str[POS + 1] == ':') + { + static_assert(ID != manual_indexing_id, "cannot switch from manual to automatic argument indexing"); + constexpr auto next_id = ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail<get_type<ID, Args>, Args, POS + 1, ID, next_id>(format_str); + } + else + { + constexpr auto arg_id_result = parse_arg_id<ID>(str.data() + POS + 1, str.data() + str.size()); + constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); + constexpr char_type c = arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); + static_assert(c == '}' || c == ':', "missing '}' in format string"); + if constexpr(arg_id_result.arg_id.kind == arg_id_kind::index) + { + static_assert( + ID == manual_indexing_id || ID == 0, "cannot switch from automatic to manual argument indexing"); + constexpr auto arg_index = arg_id_result.arg_id.val.index; + return parse_replacement_field_then_tail< + get_type<arg_index, Args>, + Args, + arg_id_end_pos, + arg_index, + manual_indexing_id>(format_str); + } + else if constexpr(arg_id_result.arg_id.kind == arg_id_kind::name) + { + constexpr auto arg_index = get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); + if constexpr(arg_index != invalid_arg_index) + { + constexpr auto next_id = ID != manual_indexing_id ? ID + 1 : manual_indexing_id; + return parse_replacement_field_then_tail< + decltype(get_type<arg_index, Args>::value), + Args, + arg_id_end_pos, + arg_index, + next_id>(format_str); + } + else + { + if constexpr(c == '}') + { + return parse_tail<Args, arg_id_end_pos + 1, ID>( + runtime_named_field<char_type>{arg_id_result.arg_id.val.name}, format_str); + } + else if constexpr(c == ':') + { + return unknown_format(); // no type info for specs parsing + } + } + } } - } } - } else if constexpr (str[POS] == '}') { - if constexpr (POS + 1 == str.size()) - FMT_THROW(format_error("unmatched '}' in format string")); - return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); - } else { - constexpr auto end = parse_text(str, POS + 1); - if constexpr (end - POS > 1) { - return parse_tail<Args, end, ID>(make_text(str, POS, end - POS), - format_str); - } else { - return parse_tail<Args, end, ID>(code_unit<char_type>{str[POS]}, - format_str); + else if constexpr(str[POS] == '}') + { + if constexpr(POS + 1 == str.size()) + FMT_THROW(format_error("unmatched '}' in format string")); + return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); + } + else + { + constexpr auto end = parse_text(str, POS + 1); + if constexpr(end - POS > 1) + { + return parse_tail<Args, end, ID>(make_text(str, POS, end - POS), format_str); + } + else + { + return parse_tail<Args, end, ID>(code_unit<char_type>{str[POS]}, format_str); + } } - } } -template <typename... Args, typename S, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -constexpr auto compile(S format_str) { - constexpr auto str = basic_string_view<typename S::char_type>(format_str); - if constexpr (str.size() == 0) { - return detail::make_text(str, 0, 0); - } else { - constexpr auto result = - detail::compile_format_string<detail::type_list<Args...>, 0, 0>( - format_str); - return result; - } +template <typename... Args, typename S, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +constexpr auto compile(S format_str) +{ + constexpr auto str = basic_string_view<typename S::char_type>(format_str); + if constexpr(str.size() == 0) + { + return detail::make_text(str, 0, 0); + } + else + { + constexpr auto result = detail::compile_format_string<detail::type_list<Args...>, 0, 0>(format_str); + return result; + } } -#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -} // namespace detail +#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) +} // namespace detail FMT_MODULE_EXPORT_BEGIN #if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -template <typename CompiledFormat, typename... Args, - typename Char = typename CompiledFormat::char_type, - FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> -FMT_INLINE std::basic_string<Char> format(const CompiledFormat& cf, - const Args&... args) { - auto s = std::basic_string<Char>(); - cf.format(std::back_inserter(s), args...); - return s; +template < + typename CompiledFormat, + typename... Args, + typename Char = typename CompiledFormat::char_type, + FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> +FMT_INLINE std::basic_string<Char> format(const CompiledFormat &cf, const Args &...args) +{ + auto s = std::basic_string<Char>(); + cf.format(std::back_inserter(s), args...); + return s; } -template <typename OutputIt, typename CompiledFormat, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> -constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat& cf, - const Args&... args) { - return cf.format(out, args...); +template < + typename OutputIt, + typename CompiledFormat, + typename... Args, + FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> +constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat &cf, const Args &...args) +{ + return cf.format(out, args...); } -template <typename S, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -FMT_INLINE std::basic_string<typename S::char_type> format(const S&, - Args&&... args) { - if constexpr (std::is_same<typename S::char_type, char>::value) { - constexpr auto str = basic_string_view<typename S::char_type>(S()); - if constexpr (str.size() == 2 && str[0] == '{' && str[1] == '}') { - const auto& first = detail::first(args...); - if constexpr (detail::is_named_arg< - remove_cvref_t<decltype(first)>>::value) { - return fmt::to_string(first.value); - } else { - return fmt::to_string(first); - } +template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +FMT_INLINE std::basic_string<typename S::char_type> format(const S &, Args &&...args) +{ + if constexpr(std::is_same<typename S::char_type, char>::value) + { + constexpr auto str = basic_string_view<typename S::char_type>(S()); + if constexpr(str.size() == 2 && str[0] == '{' && str[1] == '}') + { + const auto &first = detail::first(args...); + if constexpr(detail::is_named_arg<remove_cvref_t<decltype(first)>>::value) + { + return fmt::to_string(first.value); + } + else + { + return fmt::to_string(first); + } + } + } + constexpr auto compiled = detail::compile<Args...>(S()); + if constexpr(std::is_same<remove_cvref_t<decltype(compiled)>, detail::unknown_format>()) + { + return fmt::format(static_cast<basic_string_view<typename S::char_type>>(S()), std::forward<Args>(args)...); + } + else + { + return fmt::format(compiled, std::forward<Args>(args)...); } - } - constexpr auto compiled = detail::compile<Args...>(S()); - if constexpr (std::is_same<remove_cvref_t<decltype(compiled)>, - detail::unknown_format>()) { - return fmt::format( - static_cast<basic_string_view<typename S::char_type>>(S()), - std::forward<Args>(args)...); - } else { - return fmt::format(compiled, std::forward<Args>(args)...); - } } -template <typename OutputIt, typename S, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { - constexpr auto compiled = detail::compile<Args...>(S()); - if constexpr (std::is_same<remove_cvref_t<decltype(compiled)>, - detail::unknown_format>()) { - return fmt::format_to( - out, static_cast<basic_string_view<typename S::char_type>>(S()), - std::forward<Args>(args)...); - } else { - return fmt::format_to(out, compiled, std::forward<Args>(args)...); - } +template <typename OutputIt, typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S &, Args &&...args) +{ + constexpr auto compiled = detail::compile<Args...>(S()); + if constexpr(std::is_same<remove_cvref_t<decltype(compiled)>, detail::unknown_format>()) + { + return fmt::format_to( + out, static_cast<basic_string_view<typename S::char_type>>(S()), std::forward<Args>(args)...); + } + else + { + return fmt::format_to(out, compiled, std::forward<Args>(args)...); + } } #endif -template <typename OutputIt, typename S, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -format_to_n_result<OutputIt> format_to_n(OutputIt out, size_t n, - const S& format_str, Args&&... args) { - auto it = fmt::format_to(detail::truncating_iterator<OutputIt>(out, n), - format_str, std::forward<Args>(args)...); - return {it.base(), it.count()}; +template <typename OutputIt, typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +format_to_n_result<OutputIt> format_to_n(OutputIt out, size_t n, const S &format_str, Args &&...args) +{ + auto it = fmt::format_to(detail::truncating_iterator<OutputIt>(out, n), format_str, std::forward<Args>(args)...); + return {it.base(), it.count()}; } -template <typename S, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -FMT_CONSTEXPR20 size_t formatted_size(const S& format_str, - const Args&... args) { - return fmt::format_to(detail::counting_iterator(), format_str, args...) - .count(); +template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +FMT_CONSTEXPR20 size_t formatted_size(const S &format_str, const Args &...args) +{ + return fmt::format_to(detail::counting_iterator(), format_str, args...).count(); } -template <typename S, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -void print(std::FILE* f, const S& format_str, const Args&... args) { - memory_buffer buffer; - fmt::format_to(std::back_inserter(buffer), format_str, args...); - detail::print(f, {buffer.data(), buffer.size()}); +template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +void print(std::FILE *f, const S &format_str, const Args &...args) +{ + memory_buffer buffer; + fmt::format_to(std::back_inserter(buffer), format_str, args...); + detail::print(f, {buffer.data(), buffer.size()}); } -template <typename S, typename... Args, - FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -void print(const S& format_str, const Args&... args) { - print(stdout, format_str, args...); +template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> +void print(const S &format_str, const Args &...args) +{ + print(stdout, format_str, args...); } #if FMT_USE_NONTYPE_TEMPLATE_ARGS -inline namespace literals { -template <detail_exported::fixed_string Str> constexpr auto operator""_cf() { - using char_t = remove_cvref_t<decltype(Str.data[0])>; - return detail::udl_compiled_string<char_t, sizeof(Str.data) / sizeof(char_t), - Str>(); +inline namespace literals +{ +template <detail_exported::fixed_string Str> +constexpr auto operator""_cf() +{ + using char_t = remove_cvref_t<decltype(Str.data[0])>; + return detail::udl_compiled_string<char_t, sizeof(Str.data) / sizeof(char_t), Str>(); } -} // namespace literals +} // namespace literals #endif FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_COMPILE_H_ +#endif // FMT_COMPILE_H_ diff --git a/include/spdlog/fmt/bundled/core.h b/include/spdlog/fmt/bundled/core.h index f6a37af9e..c4a806c98 100644 --- a/include/spdlog/fmt/bundled/core.h +++ b/include/spdlog/fmt/bundled/core.h @@ -8,9 +8,9 @@ #ifndef FMT_CORE_H_ #define FMT_CORE_H_ -#include <cstddef> // std::byte -#include <cstdio> // std::FILE -#include <cstring> // std::strlen +#include <cstddef> // std::byte +#include <cstdio> // std::FILE +#include <cstring> // std::strlen #include <iterator> #include <limits> #include <string> @@ -20,268 +20,258 @@ #define FMT_VERSION 90100 #if defined(__clang__) && !defined(__ibmxl__) -# define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) +#define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) #else -# define FMT_CLANG_VERSION 0 +#define FMT_CLANG_VERSION 0 #endif -#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && \ - !defined(__NVCOMPILER) -# define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) +#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && !defined(__NVCOMPILER) +#define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) #else -# define FMT_GCC_VERSION 0 +#define FMT_GCC_VERSION 0 #endif #ifndef FMT_GCC_PRAGMA // Workaround _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884. -# if FMT_GCC_VERSION >= 504 -# define FMT_GCC_PRAGMA(arg) _Pragma(arg) -# else -# define FMT_GCC_PRAGMA(arg) -# endif +#if FMT_GCC_VERSION >= 504 +#define FMT_GCC_PRAGMA(arg) _Pragma(arg) +#else +#define FMT_GCC_PRAGMA(arg) +#endif #endif #ifdef __ICL -# define FMT_ICC_VERSION __ICL +#define FMT_ICC_VERSION __ICL #elif defined(__INTEL_COMPILER) -# define FMT_ICC_VERSION __INTEL_COMPILER +#define FMT_ICC_VERSION __INTEL_COMPILER #else -# define FMT_ICC_VERSION 0 +#define FMT_ICC_VERSION 0 #endif #ifdef _MSC_VER -# define FMT_MSC_VERSION _MSC_VER -# define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) +#define FMT_MSC_VERSION _MSC_VER +#define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) #else -# define FMT_MSC_VERSION 0 -# define FMT_MSC_WARNING(...) +#define FMT_MSC_VERSION 0 +#define FMT_MSC_WARNING(...) #endif #ifdef _MSVC_LANG -# define FMT_CPLUSPLUS _MSVC_LANG +#define FMT_CPLUSPLUS _MSVC_LANG #else -# define FMT_CPLUSPLUS __cplusplus +#define FMT_CPLUSPLUS __cplusplus #endif #ifdef __has_feature -# define FMT_HAS_FEATURE(x) __has_feature(x) +#define FMT_HAS_FEATURE(x) __has_feature(x) #else -# define FMT_HAS_FEATURE(x) 0 +#define FMT_HAS_FEATURE(x) 0 #endif -#if (defined(__has_include) || FMT_ICC_VERSION >= 1600 || \ - FMT_MSC_VERSION > 1900) && \ - !defined(__INTELLISENSE__) -# define FMT_HAS_INCLUDE(x) __has_include(x) +#if(defined(__has_include) || FMT_ICC_VERSION >= 1600 || FMT_MSC_VERSION > 1900) && !defined(__INTELLISENSE__) +#define FMT_HAS_INCLUDE(x) __has_include(x) #else -# define FMT_HAS_INCLUDE(x) 0 +#define FMT_HAS_INCLUDE(x) 0 #endif #ifdef __has_cpp_attribute -# define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) +#define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) #else -# define FMT_HAS_CPP_ATTRIBUTE(x) 0 +#define FMT_HAS_CPP_ATTRIBUTE(x) 0 #endif -#define FMT_HAS_CPP14_ATTRIBUTE(attribute) \ - (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) +#define FMT_HAS_CPP14_ATTRIBUTE(attribute) (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) -#define FMT_HAS_CPP17_ATTRIBUTE(attribute) \ - (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) +#define FMT_HAS_CPP17_ATTRIBUTE(attribute) (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) // Check if relaxed C++14 constexpr is supported. // GCC doesn't allow throw in constexpr until version 6 (bug 67371). #ifndef FMT_USE_CONSTEXPR -# if (FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \ - (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ - !FMT_ICC_VERSION && !defined(__NVCC__) -# define FMT_USE_CONSTEXPR 1 -# else -# define FMT_USE_CONSTEXPR 0 -# endif +#if(FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \ + (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ + !FMT_ICC_VERSION && !defined(__NVCC__) +#define FMT_USE_CONSTEXPR 1 +#else +#define FMT_USE_CONSTEXPR 0 +#endif #endif #if FMT_USE_CONSTEXPR -# define FMT_CONSTEXPR constexpr +#define FMT_CONSTEXPR constexpr #else -# define FMT_CONSTEXPR +#define FMT_CONSTEXPR #endif -#if ((FMT_CPLUSPLUS >= 202002L) && \ - (!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE > 9)) || \ +#if((FMT_CPLUSPLUS >= 202002L) && (!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE > 9)) || \ (FMT_CPLUSPLUS >= 201709L && FMT_GCC_VERSION >= 1002) -# define FMT_CONSTEXPR20 constexpr +#define FMT_CONSTEXPR20 constexpr #else -# define FMT_CONSTEXPR20 +#define FMT_CONSTEXPR20 #endif // Check if constexpr std::char_traits<>::{compare,length} are supported. #if defined(__GLIBCXX__) -# if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ - _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. -# define FMT_CONSTEXPR_CHAR_TRAITS constexpr -# endif -#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && \ - _LIBCPP_VERSION >= 4000 -# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ + _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. +#define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#endif +#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && _LIBCPP_VERSION >= 4000 +#define FMT_CONSTEXPR_CHAR_TRAITS constexpr #elif FMT_MSC_VERSION >= 1914 && FMT_CPLUSPLUS >= 201703L -# define FMT_CONSTEXPR_CHAR_TRAITS constexpr +#define FMT_CONSTEXPR_CHAR_TRAITS constexpr #endif #ifndef FMT_CONSTEXPR_CHAR_TRAITS -# define FMT_CONSTEXPR_CHAR_TRAITS +#define FMT_CONSTEXPR_CHAR_TRAITS #endif // Check if exceptions are disabled. #ifndef FMT_EXCEPTIONS -# if (defined(__GNUC__) && !defined(__EXCEPTIONS)) || \ - (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) -# define FMT_EXCEPTIONS 0 -# else -# define FMT_EXCEPTIONS 1 -# endif +#if(defined(__GNUC__) && !defined(__EXCEPTIONS)) || (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) +#define FMT_EXCEPTIONS 0 +#else +#define FMT_EXCEPTIONS 1 +#endif #endif #ifndef FMT_DEPRECATED -# if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 -# define FMT_DEPRECATED [[deprecated]] -# else -# if (defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) -# define FMT_DEPRECATED __attribute__((deprecated)) -# elif FMT_MSC_VERSION -# define FMT_DEPRECATED __declspec(deprecated) -# else -# define FMT_DEPRECATED /* deprecated */ -# endif -# endif +#if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 +#define FMT_DEPRECATED [[deprecated]] +#else +#if(defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) +#define FMT_DEPRECATED __attribute__((deprecated)) +#elif FMT_MSC_VERSION +#define FMT_DEPRECATED __declspec(deprecated) +#else +#define FMT_DEPRECATED /* deprecated */ +#endif +#endif #endif // [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code // warnings. -#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && \ - !defined(__NVCC__) -# define FMT_NORETURN [[noreturn]] +#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && !defined(__NVCC__) +#define FMT_NORETURN [[noreturn]] #else -# define FMT_NORETURN +#define FMT_NORETURN #endif #if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) -# define FMT_FALLTHROUGH [[fallthrough]] +#define FMT_FALLTHROUGH [[fallthrough]] #elif defined(__clang__) -# define FMT_FALLTHROUGH [[clang::fallthrough]] -#elif FMT_GCC_VERSION >= 700 && \ - (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) -# define FMT_FALLTHROUGH [[gnu::fallthrough]] +#define FMT_FALLTHROUGH [[clang::fallthrough]] +#elif FMT_GCC_VERSION >= 700 && (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) +#define FMT_FALLTHROUGH [[gnu::fallthrough]] #else -# define FMT_FALLTHROUGH +#define FMT_FALLTHROUGH #endif #ifndef FMT_NODISCARD -# if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) -# define FMT_NODISCARD [[nodiscard]] -# else -# define FMT_NODISCARD -# endif +#if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) +#define FMT_NODISCARD [[nodiscard]] +#else +#define FMT_NODISCARD +#endif #endif #ifndef FMT_USE_FLOAT -# define FMT_USE_FLOAT 1 +#define FMT_USE_FLOAT 1 #endif #ifndef FMT_USE_DOUBLE -# define FMT_USE_DOUBLE 1 +#define FMT_USE_DOUBLE 1 #endif #ifndef FMT_USE_LONG_DOUBLE -# define FMT_USE_LONG_DOUBLE 1 +#define FMT_USE_LONG_DOUBLE 1 #endif #ifndef FMT_INLINE -# if FMT_GCC_VERSION || FMT_CLANG_VERSION -# define FMT_INLINE inline __attribute__((always_inline)) -# else -# define FMT_INLINE inline -# endif +#if FMT_GCC_VERSION || FMT_CLANG_VERSION +#define FMT_INLINE inline __attribute__((always_inline)) +#else +#define FMT_INLINE inline +#endif #endif // An inline std::forward replacement. -#define FMT_FORWARD(...) static_cast<decltype(__VA_ARGS__)&&>(__VA_ARGS__) +#define FMT_FORWARD(...) static_cast<decltype(__VA_ARGS__) &&>(__VA_ARGS__) #ifdef _MSC_VER -# define FMT_UNCHECKED_ITERATOR(It) \ - using _Unchecked_type = It // Mark iterator as checked. +#define FMT_UNCHECKED_ITERATOR(It) using _Unchecked_type = It // Mark iterator as checked. #else -# define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It +#define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It #endif #ifndef FMT_BEGIN_NAMESPACE -# define FMT_BEGIN_NAMESPACE \ - namespace fmt { \ - inline namespace v9 { -# define FMT_END_NAMESPACE \ - } \ +#define FMT_BEGIN_NAMESPACE \ + namespace fmt \ + { \ + inline namespace v9 \ + { +#define FMT_END_NAMESPACE \ + } \ } #endif #ifndef FMT_MODULE_EXPORT -# define FMT_MODULE_EXPORT -# define FMT_MODULE_EXPORT_BEGIN -# define FMT_MODULE_EXPORT_END -# define FMT_BEGIN_DETAIL_NAMESPACE namespace detail { -# define FMT_END_DETAIL_NAMESPACE } +#define FMT_MODULE_EXPORT +#define FMT_MODULE_EXPORT_BEGIN +#define FMT_MODULE_EXPORT_END +#define FMT_BEGIN_DETAIL_NAMESPACE \ + namespace detail \ + { +#define FMT_END_DETAIL_NAMESPACE } #endif #if !defined(FMT_HEADER_ONLY) && defined(_WIN32) -# define FMT_CLASS_API FMT_MSC_WARNING(suppress : 4275) -# ifdef FMT_EXPORT -# define FMT_API __declspec(dllexport) -# elif defined(FMT_SHARED) -# define FMT_API __declspec(dllimport) -# endif +#define FMT_CLASS_API FMT_MSC_WARNING(suppress : 4275) +#ifdef FMT_EXPORT +#define FMT_API __declspec(dllexport) +#elif defined(FMT_SHARED) +#define FMT_API __declspec(dllimport) +#endif #else -# define FMT_CLASS_API -# if defined(FMT_EXPORT) || defined(FMT_SHARED) -# if defined(__GNUC__) || defined(__clang__) -# define FMT_API __attribute__((visibility("default"))) -# endif -# endif +#define FMT_CLASS_API +#if defined(FMT_EXPORT) || defined(FMT_SHARED) +#if defined(__GNUC__) || defined(__clang__) +#define FMT_API __attribute__((visibility("default"))) +#endif +#endif #endif #ifndef FMT_API -# define FMT_API +#define FMT_API #endif // libc++ supports string_view in pre-c++17. -#if FMT_HAS_INCLUDE(<string_view>) && \ - (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) -# include <string_view> -# define FMT_USE_STRING_VIEW +#if FMT_HAS_INCLUDE(<string_view>) && (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) +#include <string_view> +#define FMT_USE_STRING_VIEW #elif FMT_HAS_INCLUDE("experimental/string_view") && FMT_CPLUSPLUS >= 201402L -# include <experimental/string_view> -# define FMT_USE_EXPERIMENTAL_STRING_VIEW +#include <experimental/string_view> +#define FMT_USE_EXPERIMENTAL_STRING_VIEW #endif #ifndef FMT_UNICODE -# define FMT_UNICODE !FMT_MSC_VERSION +#define FMT_UNICODE !FMT_MSC_VERSION #endif #ifndef FMT_CONSTEVAL -# if ((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && \ - FMT_CPLUSPLUS >= 202002L && !defined(__apple_build_version__)) || \ - (defined(__cpp_consteval) && \ - (!FMT_MSC_VERSION || _MSC_FULL_VER >= 193030704)) +#if((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && FMT_CPLUSPLUS >= 202002L && \ + !defined(__apple_build_version__)) || \ + (defined(__cpp_consteval) && (!FMT_MSC_VERSION || _MSC_FULL_VER >= 193030704)) // consteval is broken in MSVC before VS2022 and Apple clang 13. -# define FMT_CONSTEVAL consteval -# define FMT_HAS_CONSTEVAL -# else -# define FMT_CONSTEVAL -# endif +#define FMT_CONSTEVAL consteval +#define FMT_HAS_CONSTEVAL +#else +#define FMT_CONSTEVAL +#endif #endif #ifndef FMT_USE_NONTYPE_TEMPLATE_ARGS -# if defined(__cpp_nontype_template_args) && \ - ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || \ - __cpp_nontype_template_args >= 201911L) && \ - !defined(__NVCOMPILER) -# define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 -# else -# define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 -# endif +#if defined(__cpp_nontype_template_args) && \ + ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || __cpp_nontype_template_args >= 201911L) && \ + !defined(__NVCOMPILER) +#define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 +#else +#define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 +#endif #endif // Enable minimal optimizations for more compact code in debug mode. @@ -298,41 +288,62 @@ template <bool B, typename T = void> using enable_if_t = typename std::enable_if<B, T>::type; template <bool B, typename T, typename F> using conditional_t = typename std::conditional<B, T, F>::type; -template <bool B> using bool_constant = std::integral_constant<bool, B>; +template <bool B> +using bool_constant = std::integral_constant<bool, B>; template <typename T> using remove_reference_t = typename std::remove_reference<T>::type; template <typename T> using remove_const_t = typename std::remove_const<T>::type; template <typename T> using remove_cvref_t = typename std::remove_cv<remove_reference_t<T>>::type; -template <typename T> struct type_identity { using type = T; }; -template <typename T> using type_identity_t = typename type_identity<T>::type; +template <typename T> +struct type_identity +{ + using type = T; +}; +template <typename T> +using type_identity_t = typename type_identity<T>::type; template <typename T> using underlying_t = typename std::underlying_type<T>::type; -template <typename...> struct disjunction : std::false_type {}; -template <typename P> struct disjunction<P> : P {}; +template <typename...> +struct disjunction : std::false_type +{ +}; +template <typename P> +struct disjunction<P> : P +{ +}; template <typename P1, typename... Pn> -struct disjunction<P1, Pn...> - : conditional_t<bool(P1::value), P1, disjunction<Pn...>> {}; +struct disjunction<P1, Pn...> : conditional_t<bool(P1::value), P1, disjunction<Pn...>> +{ +}; -template <typename...> struct conjunction : std::true_type {}; -template <typename P> struct conjunction<P> : P {}; +template <typename...> +struct conjunction : std::true_type +{ +}; +template <typename P> +struct conjunction<P> : P +{ +}; template <typename P1, typename... Pn> -struct conjunction<P1, Pn...> - : conditional_t<bool(P1::value), conjunction<Pn...>, P1> {}; +struct conjunction<P1, Pn...> : conditional_t<bool(P1::value), conjunction<Pn...>, P1> +{ +}; -struct monostate { - constexpr monostate() {} +struct monostate +{ + constexpr monostate() {} }; // An enable_if helper to be used in template parameters which results in much // shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed // to workaround a bug in MSVC 2019 (see #1140 and #1186). #ifdef FMT_DOC -# define FMT_ENABLE_IF(...) +#define FMT_ENABLE_IF(...) #else -# define FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 +#define FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 #endif FMT_BEGIN_DETAIL_NAMESPACE @@ -340,83 +351,100 @@ FMT_BEGIN_DETAIL_NAMESPACE // Suppresses "unused variable" warnings with the method described in // https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. // (void)var does not work on many Intel compilers. -template <typename... T> FMT_CONSTEXPR void ignore_unused(const T&...) {} +template <typename... T> +FMT_CONSTEXPR void ignore_unused(const T &...) +{ +} -constexpr FMT_INLINE auto is_constant_evaluated( - bool default_value = false) noexcept -> bool { +constexpr FMT_INLINE auto is_constant_evaluated(bool default_value = false) noexcept -> bool +{ #ifdef __cpp_lib_is_constant_evaluated - ignore_unused(default_value); - return std::is_constant_evaluated(); + ignore_unused(default_value); + return std::is_constant_evaluated(); #else - return default_value; + return default_value; #endif } // Suppresses "conditional expression is constant" warnings. -template <typename T> constexpr FMT_INLINE auto const_check(T value) -> T { - return value; +template <typename T> +constexpr FMT_INLINE auto const_check(T value) -> T +{ + return value; } -FMT_NORETURN FMT_API void assert_fail(const char* file, int line, - const char* message); +FMT_NORETURN FMT_API void assert_fail(const char *file, int line, const char *message); #ifndef FMT_ASSERT -# ifdef NDEBUG +#ifdef NDEBUG // FMT_ASSERT is not empty to avoid -Wempty-body. -# define FMT_ASSERT(condition, message) \ - ::fmt::detail::ignore_unused((condition), (message)) -# else -# define FMT_ASSERT(condition, message) \ - ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ - ? (void)0 \ - : ::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) -# endif +#define FMT_ASSERT(condition, message) ::fmt::detail::ignore_unused((condition), (message)) +#else +#define FMT_ASSERT(condition, message) \ + ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ + ? \ + (void) 0 : \ + ::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) +#endif #endif #if defined(FMT_USE_STRING_VIEW) -template <typename Char> using std_string_view = std::basic_string_view<Char>; +template <typename Char> +using std_string_view = std::basic_string_view<Char>; #elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) template <typename Char> using std_string_view = std::experimental::basic_string_view<Char>; #else -template <typename T> struct std_string_view {}; +template <typename T> +struct std_string_view +{ +}; #endif #ifdef FMT_USE_INT128 // Do nothing. -#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && \ - !(FMT_CLANG_VERSION && FMT_MSC_VERSION) -# define FMT_USE_INT128 1 -using int128_opt = __int128_t; // An optional native 128-bit integer. +#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && !(FMT_CLANG_VERSION && FMT_MSC_VERSION) +#define FMT_USE_INT128 1 +using int128_opt = __int128_t; // An optional native 128-bit integer. using uint128_opt = __uint128_t; -template <typename T> inline auto convert_for_visit(T value) -> T { - return value; +template <typename T> +inline auto convert_for_visit(T value) -> T +{ + return value; } #else -# define FMT_USE_INT128 0 +#define FMT_USE_INT128 0 #endif #if !FMT_USE_INT128 -enum class int128_opt {}; -enum class uint128_opt {}; +enum class int128_opt +{ +}; +enum class uint128_opt +{ +}; // Reduce template instantiations. -template <typename T> auto convert_for_visit(T) -> monostate { return {}; } +template <typename T> +auto convert_for_visit(T) -> monostate +{ + return {}; +} #endif // Casts a nonnegative integer to unsigned. template <typename Int> -FMT_CONSTEXPR auto to_unsigned(Int value) -> - typename std::make_unsigned<Int>::type { - FMT_ASSERT(std::is_unsigned<Int>::value || value >= 0, "negative value"); - return static_cast<typename std::make_unsigned<Int>::type>(value); +FMT_CONSTEXPR auto to_unsigned(Int value) -> typename std::make_unsigned<Int>::type +{ + FMT_ASSERT(std::is_unsigned<Int>::value || value >= 0, "negative value"); + return static_cast<typename std::make_unsigned<Int>::type>(value); } FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char micro[] = "\u00B5"; -constexpr auto is_utf8() -> bool { - // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). - using uchar = unsigned char; - return FMT_UNICODE || (sizeof(micro) == 3 && uchar(micro[0]) == 0xC2 && - uchar(micro[1]) == 0xB5); +constexpr auto is_utf8() -> bool +{ + // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). + using uchar = unsigned char; + return FMT_UNICODE || (sizeof(micro) == 3 && uchar(micro[0]) == 0xC2 && uchar(micro[1]) == 0xB5); } FMT_END_DETAIL_NAMESPACE @@ -427,134 +455,138 @@ FMT_END_DETAIL_NAMESPACE compiled with a different ``-std`` option than the client code (which is not recommended). */ -template <typename Char> class basic_string_view { - private: - const Char* data_; - size_t size_; - - public: - using value_type = Char; - using iterator = const Char*; - - constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} - - /** Constructs a string reference object from a C string and a size. */ - constexpr basic_string_view(const Char* s, size_t count) noexcept - : data_(s), size_(count) {} - - /** - \rst - Constructs a string reference object from a C string computing - the size with ``std::char_traits<Char>::length``. - \endrst - */ - FMT_CONSTEXPR_CHAR_TRAITS - FMT_INLINE - basic_string_view(const Char* s) - : data_(s), - size_(detail::const_check(std::is_same<Char, char>::value && - !detail::is_constant_evaluated(true)) - ? std::strlen(reinterpret_cast<const char*>(s)) - : std::char_traits<Char>::length(s)) {} - - /** Constructs a string reference from a ``std::basic_string`` object. */ - template <typename Traits, typename Alloc> - FMT_CONSTEXPR basic_string_view( - const std::basic_string<Char, Traits, Alloc>& s) noexcept - : data_(s.data()), size_(s.size()) {} - - template <typename S, FMT_ENABLE_IF(std::is_same< - S, detail::std_string_view<Char>>::value)> - FMT_CONSTEXPR basic_string_view(S s) noexcept - : data_(s.data()), size_(s.size()) {} - - /** Returns a pointer to the string data. */ - constexpr auto data() const noexcept -> const Char* { return data_; } - - /** Returns the string size. */ - constexpr auto size() const noexcept -> size_t { return size_; } - - constexpr auto begin() const noexcept -> iterator { return data_; } - constexpr auto end() const noexcept -> iterator { return data_ + size_; } - - constexpr auto operator[](size_t pos) const noexcept -> const Char& { - return data_[pos]; - } - - FMT_CONSTEXPR void remove_prefix(size_t n) noexcept { - data_ += n; - size_ -= n; - } - - // Lexicographically compare this string reference to other. - FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int { - size_t str_size = size_ < other.size_ ? size_ : other.size_; - int result = std::char_traits<Char>::compare(data_, other.data_, str_size); - if (result == 0) - result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); - return result; - } - - FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, - basic_string_view rhs) - -> bool { - return lhs.compare(rhs) == 0; - } - friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) != 0; - } - friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) < 0; - } - friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) <= 0; - } - friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) > 0; - } - friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { - return lhs.compare(rhs) >= 0; - } +template <typename Char> +class basic_string_view +{ +private: + const Char *data_; + size_t size_; + +public: + using value_type = Char; + using iterator = const Char *; + + constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} + + /** Constructs a string reference object from a C string and a size. */ + constexpr basic_string_view(const Char *s, size_t count) noexcept : data_(s), size_(count) {} + + /** + \rst + Constructs a string reference object from a C string computing + the size with ``std::char_traits<Char>::length``. + \endrst + */ + FMT_CONSTEXPR_CHAR_TRAITS + FMT_INLINE + basic_string_view(const Char *s) : + data_(s), + size_( + detail::const_check(std::is_same<Char, char>::value && !detail::is_constant_evaluated(true)) ? + std::strlen(reinterpret_cast<const char *>(s)) : + std::char_traits<Char>::length(s)) + { + } + + /** Constructs a string reference from a ``std::basic_string`` object. */ + template <typename Traits, typename Alloc> + FMT_CONSTEXPR basic_string_view(const std::basic_string<Char, Traits, Alloc> &s) noexcept : + data_(s.data()), size_(s.size()) + { + } + + template <typename S, FMT_ENABLE_IF(std::is_same<S, detail::std_string_view<Char>>::value)> + FMT_CONSTEXPR basic_string_view(S s) noexcept : data_(s.data()), size_(s.size()) + { + } + + /** Returns a pointer to the string data. */ + constexpr auto data() const noexcept -> const Char * { return data_; } + + /** Returns the string size. */ + constexpr auto size() const noexcept -> size_t { return size_; } + + constexpr auto begin() const noexcept -> iterator { return data_; } + constexpr auto end() const noexcept -> iterator { return data_ + size_; } + + constexpr auto operator[](size_t pos) const noexcept -> const Char & { return data_[pos]; } + + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept + { + data_ += n; + size_ -= n; + } + + // Lexicographically compare this string reference to other. + FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int + { + size_t str_size = size_ < other.size_ ? size_ : other.size_; + int result = std::char_traits<Char>::compare(data_, other.data_, str_size); + if(result == 0) + result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); + return result; + } + + FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, basic_string_view rhs) -> bool + { + return lhs.compare(rhs) == 0; + } + friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) != 0; } + friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) < 0; } + friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) <= 0; } + friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) > 0; } + friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) >= 0; } }; using string_view = basic_string_view<char>; /** Specifies if ``T`` is a character type. Can be specialized by users. */ -template <typename T> struct is_char : std::false_type {}; -template <> struct is_char<char> : std::true_type {}; +template <typename T> +struct is_char : std::false_type +{ +}; +template <> +struct is_char<char> : std::true_type +{ +}; FMT_BEGIN_DETAIL_NAMESPACE // A base class for compile-time strings. -struct compile_string {}; +struct compile_string +{ +}; template <typename S> -struct is_compile_string : std::is_base_of<compile_string, S> {}; +struct is_compile_string : std::is_base_of<compile_string, S> +{ +}; // Returns a string view of `s`. template <typename Char, FMT_ENABLE_IF(is_char<Char>::value)> -FMT_INLINE auto to_string_view(const Char* s) -> basic_string_view<Char> { - return s; +FMT_INLINE auto to_string_view(const Char *s) -> basic_string_view<Char> +{ + return s; } template <typename Char, typename Traits, typename Alloc> -inline auto to_string_view(const std::basic_string<Char, Traits, Alloc>& s) - -> basic_string_view<Char> { - return s; +inline auto to_string_view(const std::basic_string<Char, Traits, Alloc> &s) -> basic_string_view<Char> +{ + return s; } template <typename Char> -constexpr auto to_string_view(basic_string_view<Char> s) - -> basic_string_view<Char> { - return s; +constexpr auto to_string_view(basic_string_view<Char> s) -> basic_string_view<Char> +{ + return s; } -template <typename Char, - FMT_ENABLE_IF(!std::is_empty<std_string_view<Char>>::value)> -inline auto to_string_view(std_string_view<Char> s) -> basic_string_view<Char> { - return s; +template <typename Char, FMT_ENABLE_IF(!std::is_empty<std_string_view<Char>>::value)> +inline auto to_string_view(std_string_view<Char> s) -> basic_string_view<Char> +{ + return s; } template <typename S, FMT_ENABLE_IF(is_compile_string<S>::value)> -constexpr auto to_string_view(const S& s) - -> basic_string_view<typename S::char_type> { - return basic_string_view<typename S::char_type>(s); +constexpr auto to_string_view(const S &s) -> basic_string_view<typename S::char_type> +{ + return basic_string_view<typename S::char_type>(s); } void to_string_view(...); @@ -563,46 +595,56 @@ void to_string_view(...); // enable_if and MSVC 2015 fails to compile it as an alias template. // ADL invocation of to_string_view is DEPRECATED! template <typename S> -struct is_string : std::is_class<decltype(to_string_view(std::declval<S>()))> { -}; - -template <typename S, typename = void> struct char_t_impl {}; -template <typename S> struct char_t_impl<S, enable_if_t<is_string<S>::value>> { - using result = decltype(to_string_view(std::declval<S>())); - using type = typename result::value_type; -}; - -enum class type { - none_type, - // Integer types should go first, - int_type, - uint_type, - long_long_type, - ulong_long_type, - int128_type, - uint128_type, - bool_type, - char_type, - last_integer_type = char_type, - // followed by floating-point types. - float_type, - double_type, - long_double_type, - last_numeric_type = long_double_type, - cstring_type, - string_type, - pointer_type, - custom_type +struct is_string : std::is_class<decltype(to_string_view(std::declval<S>()))> +{ +}; + +template <typename S, typename = void> +struct char_t_impl +{ +}; +template <typename S> +struct char_t_impl<S, enable_if_t<is_string<S>::value>> +{ + using result = decltype(to_string_view(std::declval<S>())); + using type = typename result::value_type; +}; + +enum class type +{ + none_type, + // Integer types should go first, + int_type, + uint_type, + long_long_type, + ulong_long_type, + int128_type, + uint128_type, + bool_type, + char_type, + last_integer_type = char_type, + // followed by floating-point types. + float_type, + double_type, + long_double_type, + last_numeric_type = long_double_type, + cstring_type, + string_type, + pointer_type, + custom_type }; // Maps core type T to the corresponding type enum constant. template <typename T, typename Char> -struct type_constant : std::integral_constant<type, type::custom_type> {}; +struct type_constant : std::integral_constant<type, type::custom_type> +{ +}; -#define FMT_TYPE_CONSTANT(Type, constant) \ - template <typename Char> \ - struct type_constant<Type, Char> \ - : std::integral_constant<type, type::constant> {} +#define FMT_TYPE_CONSTANT(Type, constant) \ + template <typename Char> \ + struct type_constant<Type, Char> : std::integral_constant<type, type::constant> \ + { \ + } FMT_TYPE_CONSTANT(int, int_type); FMT_TYPE_CONSTANT(unsigned, uint_type); @@ -615,33 +657,35 @@ FMT_TYPE_CONSTANT(Char, char_type); FMT_TYPE_CONSTANT(float, float_type); FMT_TYPE_CONSTANT(double, double_type); FMT_TYPE_CONSTANT(long double, long_double_type); -FMT_TYPE_CONSTANT(const Char*, cstring_type); +FMT_TYPE_CONSTANT(const Char *, cstring_type); FMT_TYPE_CONSTANT(basic_string_view<Char>, string_type); -FMT_TYPE_CONSTANT(const void*, pointer_type); +FMT_TYPE_CONSTANT(const void *, pointer_type); -constexpr bool is_integral_type(type t) { - return t > type::none_type && t <= type::last_integer_type; +constexpr bool is_integral_type(type t) +{ + return t > type::none_type && t <= type::last_integer_type; } -constexpr bool is_arithmetic_type(type t) { - return t > type::none_type && t <= type::last_numeric_type; +constexpr bool is_arithmetic_type(type t) +{ + return t > type::none_type && t <= type::last_numeric_type; } -FMT_NORETURN FMT_API void throw_format_error(const char* message); +FMT_NORETURN FMT_API void throw_format_error(const char *message); -struct error_handler { - constexpr error_handler() = default; - constexpr error_handler(const error_handler&) = default; +struct error_handler +{ + constexpr error_handler() = default; + constexpr error_handler(const error_handler &) = default; - // This function is intentionally not constexpr to give a compile-time error. - FMT_NORETURN void on_error(const char* message) { - throw_format_error(message); - } + // This function is intentionally not constexpr to give a compile-time error. + FMT_NORETURN void on_error(const char *message) { throw_format_error(message); } }; FMT_END_DETAIL_NAMESPACE /** String's character type. */ -template <typename S> using char_t = typename detail::char_t_impl<S>::type; +template <typename S> +using char_t = typename detail::char_t_impl<S>::type; /** \rst @@ -651,74 +695,76 @@ template <typename S> using char_t = typename detail::char_t_impl<S>::type; \endrst */ template <typename Char, typename ErrorHandler = detail::error_handler> -class basic_format_parse_context : private ErrorHandler { - private: - basic_string_view<Char> format_str_; - int next_arg_id_; - - FMT_CONSTEXPR void do_check_arg_id(int id); - - public: - using char_type = Char; - using iterator = typename basic_string_view<Char>::iterator; - - explicit constexpr basic_format_parse_context( - basic_string_view<Char> format_str, ErrorHandler eh = {}, - int next_arg_id = 0) - : ErrorHandler(eh), format_str_(format_str), next_arg_id_(next_arg_id) {} - - /** - Returns an iterator to the beginning of the format string range being - parsed. - */ - constexpr auto begin() const noexcept -> iterator { - return format_str_.begin(); - } - - /** - Returns an iterator past the end of the format string range being parsed. - */ - constexpr auto end() const noexcept -> iterator { return format_str_.end(); } - - /** Advances the begin iterator to ``it``. */ - FMT_CONSTEXPR void advance_to(iterator it) { - format_str_.remove_prefix(detail::to_unsigned(it - begin())); - } - - /** - Reports an error if using the manual argument indexing; otherwise returns - the next argument index and switches to the automatic indexing. - */ - FMT_CONSTEXPR auto next_arg_id() -> int { - if (next_arg_id_ < 0) { - on_error("cannot switch from manual to automatic argument indexing"); - return 0; - } - int id = next_arg_id_++; - do_check_arg_id(id); - return id; - } - - /** - Reports an error if using the automatic argument indexing; otherwise - switches to the manual indexing. - */ - FMT_CONSTEXPR void check_arg_id(int id) { - if (next_arg_id_ > 0) { - on_error("cannot switch from automatic to manual argument indexing"); - return; - } - next_arg_id_ = -1; - do_check_arg_id(id); - } - FMT_CONSTEXPR void check_arg_id(basic_string_view<Char>) {} - FMT_CONSTEXPR void check_dynamic_spec(int arg_id); - - FMT_CONSTEXPR void on_error(const char* message) { - ErrorHandler::on_error(message); - } - - constexpr auto error_handler() const -> ErrorHandler { return *this; } +class basic_format_parse_context : private ErrorHandler +{ +private: + basic_string_view<Char> format_str_; + int next_arg_id_; + + FMT_CONSTEXPR void do_check_arg_id(int id); + +public: + using char_type = Char; + using iterator = typename basic_string_view<Char>::iterator; + + explicit constexpr basic_format_parse_context( + basic_string_view<Char> format_str, + ErrorHandler eh = {}, + int next_arg_id = 0) : + ErrorHandler(eh), format_str_(format_str), next_arg_id_(next_arg_id) + { + } + + /** + Returns an iterator to the beginning of the format string range being + parsed. + */ + constexpr auto begin() const noexcept -> iterator { return format_str_.begin(); } + + /** + Returns an iterator past the end of the format string range being parsed. + */ + constexpr auto end() const noexcept -> iterator { return format_str_.end(); } + + /** Advances the begin iterator to ``it``. */ + FMT_CONSTEXPR void advance_to(iterator it) { format_str_.remove_prefix(detail::to_unsigned(it - begin())); } + + /** + Reports an error if using the manual argument indexing; otherwise returns + the next argument index and switches to the automatic indexing. + */ + FMT_CONSTEXPR auto next_arg_id() -> int + { + if(next_arg_id_ < 0) + { + on_error("cannot switch from manual to automatic argument indexing"); + return 0; + } + int id = next_arg_id_++; + do_check_arg_id(id); + return id; + } + + /** + Reports an error if using the automatic argument indexing; otherwise + switches to the manual indexing. + */ + FMT_CONSTEXPR void check_arg_id(int id) + { + if(next_arg_id_ > 0) + { + on_error("cannot switch from automatic to manual argument indexing"); + return; + } + next_arg_id_ = -1; + do_check_arg_id(id); + } + FMT_CONSTEXPR void check_arg_id(basic_string_view<Char>) {} + FMT_CONSTEXPR void check_dynamic_spec(int arg_id); + + FMT_CONSTEXPR void on_error(const char *message) { ErrorHandler::on_error(message); } + + constexpr auto error_handler() const -> ErrorHandler { return *this; } }; using format_parse_context = basic_format_parse_context<char>; @@ -726,131 +772,158 @@ using format_parse_context = basic_format_parse_context<char>; FMT_BEGIN_DETAIL_NAMESPACE // A parse context with extra data used only in compile-time checks. template <typename Char, typename ErrorHandler = detail::error_handler> -class compile_parse_context - : public basic_format_parse_context<Char, ErrorHandler> { - private: - int num_args_; - const type* types_; - using base = basic_format_parse_context<Char, ErrorHandler>; - - public: - explicit FMT_CONSTEXPR compile_parse_context( - basic_string_view<Char> format_str, int num_args, const type* types, - ErrorHandler eh = {}, int next_arg_id = 0) - : base(format_str, eh, next_arg_id), num_args_(num_args), types_(types) {} - - constexpr auto num_args() const -> int { return num_args_; } - constexpr auto arg_type(int id) const -> type { return types_[id]; } - - FMT_CONSTEXPR auto next_arg_id() -> int { - int id = base::next_arg_id(); - if (id >= num_args_) this->on_error("argument not found"); - return id; - } - - FMT_CONSTEXPR void check_arg_id(int id) { - base::check_arg_id(id); - if (id >= num_args_) this->on_error("argument not found"); - } - using base::check_arg_id; - - FMT_CONSTEXPR void check_dynamic_spec(int arg_id) { - if (arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) - this->on_error("width/precision is not integer"); - } +class compile_parse_context : public basic_format_parse_context<Char, ErrorHandler> +{ +private: + int num_args_; + const type *types_; + using base = basic_format_parse_context<Char, ErrorHandler>; + +public: + explicit FMT_CONSTEXPR compile_parse_context( + basic_string_view<Char> format_str, + int num_args, + const type *types, + ErrorHandler eh = {}, + int next_arg_id = 0) : + base(format_str, eh, next_arg_id), num_args_(num_args), types_(types) + { + } + + constexpr auto num_args() const -> int { return num_args_; } + constexpr auto arg_type(int id) const -> type { return types_[id]; } + + FMT_CONSTEXPR auto next_arg_id() -> int + { + int id = base::next_arg_id(); + if(id >= num_args_) + this->on_error("argument not found"); + return id; + } + + FMT_CONSTEXPR void check_arg_id(int id) + { + base::check_arg_id(id); + if(id >= num_args_) + this->on_error("argument not found"); + } + using base::check_arg_id; + + FMT_CONSTEXPR void check_dynamic_spec(int arg_id) + { + if(arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) + this->on_error("width/precision is not integer"); + } }; FMT_END_DETAIL_NAMESPACE template <typename Char, typename ErrorHandler> -FMT_CONSTEXPR void -basic_format_parse_context<Char, ErrorHandler>::do_check_arg_id(int id) { - // Argument id is only checked at compile-time during parsing because - // formatting has its own validation. - if (detail::is_constant_evaluated() && FMT_GCC_VERSION >= 1200) { - using context = detail::compile_parse_context<Char, ErrorHandler>; - if (id >= static_cast<context*>(this)->num_args()) - on_error("argument not found"); - } +FMT_CONSTEXPR void basic_format_parse_context<Char, ErrorHandler>::do_check_arg_id(int id) +{ + // Argument id is only checked at compile-time during parsing because + // formatting has its own validation. + if(detail::is_constant_evaluated() && FMT_GCC_VERSION >= 1200) + { + using context = detail::compile_parse_context<Char, ErrorHandler>; + if(id >= static_cast<context *>(this)->num_args()) + on_error("argument not found"); + } } template <typename Char, typename ErrorHandler> -FMT_CONSTEXPR void -basic_format_parse_context<Char, ErrorHandler>::check_dynamic_spec(int arg_id) { - if (detail::is_constant_evaluated()) { - using context = detail::compile_parse_context<Char, ErrorHandler>; - static_cast<context*>(this)->check_dynamic_spec(arg_id); - } +FMT_CONSTEXPR void basic_format_parse_context<Char, ErrorHandler>::check_dynamic_spec(int arg_id) +{ + if(detail::is_constant_evaluated()) + { + using context = detail::compile_parse_context<Char, ErrorHandler>; + static_cast<context *>(this)->check_dynamic_spec(arg_id); + } } -template <typename Context> class basic_format_arg; -template <typename Context> class basic_format_args; -template <typename Context> class dynamic_format_arg_store; +template <typename Context> +class basic_format_arg; +template <typename Context> +class basic_format_args; +template <typename Context> +class dynamic_format_arg_store; // A formatter for objects of type T. template <typename T, typename Char = char, typename Enable = void> -struct formatter { - // A deleted default constructor indicates a disabled formatter. - formatter() = delete; +struct formatter +{ + // A deleted default constructor indicates a disabled formatter. + formatter() = delete; }; // Specifies if T has an enabled formatter specialization. A type can be // formattable even if it doesn't have a formatter e.g. via a conversion. template <typename T, typename Context> -using has_formatter = - std::is_constructible<typename Context::template formatter_type<T>>; +using has_formatter = std::is_constructible<typename Context::template formatter_type<T>>; // Checks whether T is a container with contiguous storage. -template <typename T> struct is_contiguous : std::false_type {}; +template <typename T> +struct is_contiguous : std::false_type +{ +}; template <typename Char> -struct is_contiguous<std::basic_string<Char>> : std::true_type {}; +struct is_contiguous<std::basic_string<Char>> : std::true_type +{ +}; class appender; FMT_BEGIN_DETAIL_NAMESPACE template <typename Context, typename T> -constexpr auto has_const_formatter_impl(T*) - -> decltype(typename Context::template formatter_type<T>().format( - std::declval<const T&>(), std::declval<Context&>()), - true) { - return true; +constexpr auto has_const_formatter_impl(T *) + -> decltype(typename Context::template formatter_type<T>().format(std::declval<const T &>(), std::declval<Context &>()), true) +{ + return true; } template <typename Context> -constexpr auto has_const_formatter_impl(...) -> bool { - return false; +constexpr auto has_const_formatter_impl(...) -> bool +{ + return false; } template <typename T, typename Context> -constexpr auto has_const_formatter() -> bool { - return has_const_formatter_impl<Context>(static_cast<T*>(nullptr)); +constexpr auto has_const_formatter() -> bool +{ + return has_const_formatter_impl<Context>(static_cast<T *>(nullptr)); } // Extracts a reference to the container from back_insert_iterator. template <typename Container> -inline auto get_container(std::back_insert_iterator<Container> it) - -> Container& { - using base = std::back_insert_iterator<Container>; - struct accessor : base { - accessor(base b) : base(b) {} - using base::container; - }; - return *accessor(it).container; +inline auto get_container(std::back_insert_iterator<Container> it) -> Container & +{ + using base = std::back_insert_iterator<Container>; + struct accessor : base + { + accessor(base b) : base(b) {} + using base::container; + }; + return *accessor(it).container; } template <typename Char, typename InputIt, typename OutputIt> -FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) - -> OutputIt { - while (begin != end) *out++ = static_cast<Char>(*begin++); - return out; +FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) -> OutputIt +{ + while(begin != end) + *out++ = static_cast<Char>(*begin++); + return out; } -template <typename Char, typename T, typename U, - FMT_ENABLE_IF( - std::is_same<remove_const_t<T>, U>::value&& is_char<U>::value)> -FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* { - if (is_constant_evaluated()) return copy_str<Char, T*, U*>(begin, end, out); - auto size = to_unsigned(end - begin); - memcpy(out, begin, size * sizeof(U)); - return out + size; +template < + typename Char, + typename T, + typename U, + FMT_ENABLE_IF(std::is_same<remove_const_t<T>, U>::value &&is_char<U>::value)> +FMT_CONSTEXPR auto copy_str(T *begin, T *end, U *out) -> U * +{ + if(is_constant_evaluated()) + return copy_str<Char, T *, U *>(begin, end, out); + auto size = to_unsigned(end - begin); + memcpy(out, begin, size * sizeof(U)); + return out + size; } /** @@ -859,269 +932,311 @@ FMT_CONSTEXPR auto copy_str(T* begin, T* end, U* out) -> U* { class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. \endrst */ -template <typename T> class buffer { - private: - T* ptr_; - size_t size_; - size_t capacity_; - - protected: - // Don't initialize ptr_ since it is not accessed to save a few cycles. - FMT_MSC_WARNING(suppress : 26495) - buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} - - FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) noexcept - : ptr_(p), size_(sz), capacity_(cap) {} +template <typename T> +class buffer +{ +private: + T *ptr_; + size_t size_; + size_t capacity_; + +protected: + // Don't initialize ptr_ since it is not accessed to save a few cycles. + FMT_MSC_WARNING(suppress : 26495) + buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} + + FMT_CONSTEXPR20 buffer(T *p = nullptr, size_t sz = 0, size_t cap = 0) noexcept : ptr_(p), size_(sz), capacity_(cap) + { + } - FMT_CONSTEXPR20 ~buffer() = default; - buffer(buffer&&) = default; + FMT_CONSTEXPR20 ~buffer() = default; + buffer(buffer &&) = default; - /** Sets the buffer data and capacity. */ - FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept { - ptr_ = buf_data; - capacity_ = buf_capacity; - } + /** Sets the buffer data and capacity. */ + FMT_CONSTEXPR void set(T *buf_data, size_t buf_capacity) noexcept + { + ptr_ = buf_data; + capacity_ = buf_capacity; + } - /** Increases the buffer capacity to hold at least *capacity* elements. */ - virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; + /** Increases the buffer capacity to hold at least *capacity* elements. */ + virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; - public: - using value_type = T; - using const_reference = const T&; +public: + using value_type = T; + using const_reference = const T &; - buffer(const buffer&) = delete; - void operator=(const buffer&) = delete; + buffer(const buffer &) = delete; + void operator=(const buffer &) = delete; - auto begin() noexcept -> T* { return ptr_; } - auto end() noexcept -> T* { return ptr_ + size_; } + auto begin() noexcept -> T * { return ptr_; } + auto end() noexcept -> T * { return ptr_ + size_; } - auto begin() const noexcept -> const T* { return ptr_; } - auto end() const noexcept -> const T* { return ptr_ + size_; } + auto begin() const noexcept -> const T * { return ptr_; } + auto end() const noexcept -> const T * { return ptr_ + size_; } - /** Returns the size of this buffer. */ - constexpr auto size() const noexcept -> size_t { return size_; } + /** Returns the size of this buffer. */ + constexpr auto size() const noexcept -> size_t { return size_; } - /** Returns the capacity of this buffer. */ - constexpr auto capacity() const noexcept -> size_t { return capacity_; } + /** Returns the capacity of this buffer. */ + constexpr auto capacity() const noexcept -> size_t { return capacity_; } - /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; } + /** Returns a pointer to the buffer data. */ + FMT_CONSTEXPR auto data() noexcept -> T * { return ptr_; } - /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; } + /** Returns a pointer to the buffer data. */ + FMT_CONSTEXPR auto data() const noexcept -> const T * { return ptr_; } - /** Clears this buffer. */ - void clear() { size_ = 0; } + /** Clears this buffer. */ + void clear() { size_ = 0; } - // Tries resizing the buffer to contain *count* elements. If T is a POD type - // the new elements may not be initialized. - FMT_CONSTEXPR20 void try_resize(size_t count) { - try_reserve(count); - size_ = count <= capacity_ ? count : capacity_; - } + // Tries resizing the buffer to contain *count* elements. If T is a POD type + // the new elements may not be initialized. + FMT_CONSTEXPR20 void try_resize(size_t count) + { + try_reserve(count); + size_ = count <= capacity_ ? count : capacity_; + } - // Tries increasing the buffer capacity to *new_capacity*. It can increase the - // capacity by a smaller amount than requested but guarantees there is space - // for at least one additional element either by increasing the capacity or by - // flushing the buffer if it is full. - FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) { - if (new_capacity > capacity_) grow(new_capacity); - } + // Tries increasing the buffer capacity to *new_capacity*. It can increase the + // capacity by a smaller amount than requested but guarantees there is space + // for at least one additional element either by increasing the capacity or by + // flushing the buffer if it is full. + FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) + { + if(new_capacity > capacity_) + grow(new_capacity); + } - FMT_CONSTEXPR20 void push_back(const T& value) { - try_reserve(size_ + 1); - ptr_[size_++] = value; - } + FMT_CONSTEXPR20 void push_back(const T &value) + { + try_reserve(size_ + 1); + ptr_[size_++] = value; + } - /** Appends data to the end of the buffer. */ - template <typename U> void append(const U* begin, const U* end); + /** Appends data to the end of the buffer. */ + template <typename U> + void append(const U *begin, const U *end); - template <typename Idx> FMT_CONSTEXPR auto operator[](Idx index) -> T& { - return ptr_[index]; - } - template <typename Idx> - FMT_CONSTEXPR auto operator[](Idx index) const -> const T& { - return ptr_[index]; - } + template <typename Idx> + FMT_CONSTEXPR auto operator[](Idx index) -> T & + { + return ptr_[index]; + } + template <typename Idx> + FMT_CONSTEXPR auto operator[](Idx index) const -> const T & + { + return ptr_[index]; + } }; -struct buffer_traits { - explicit buffer_traits(size_t) {} - auto count() const -> size_t { return 0; } - auto limit(size_t size) -> size_t { return size; } +struct buffer_traits +{ + explicit buffer_traits(size_t) {} + auto count() const -> size_t { return 0; } + auto limit(size_t size) -> size_t { return size; } }; -class fixed_buffer_traits { - private: - size_t count_ = 0; - size_t limit_; - - public: - explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} - auto count() const -> size_t { return count_; } - auto limit(size_t size) -> size_t { - size_t n = limit_ > count_ ? limit_ - count_ : 0; - count_ += size; - return size < n ? size : n; - } +class fixed_buffer_traits +{ +private: + size_t count_ = 0; + size_t limit_; + +public: + explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} + auto count() const -> size_t { return count_; } + auto limit(size_t size) -> size_t + { + size_t n = limit_ > count_ ? limit_ - count_ : 0; + count_ += size; + return size < n ? size : n; + } }; // A buffer that writes to an output iterator when flushed. template <typename OutputIt, typename T, typename Traits = buffer_traits> -class iterator_buffer final : public Traits, public buffer<T> { - private: - OutputIt out_; - enum { buffer_size = 256 }; - T data_[buffer_size]; - - protected: - FMT_CONSTEXPR20 void grow(size_t) override { - if (this->size() == buffer_size) flush(); - } - - void flush() { - auto size = this->size(); - this->clear(); - out_ = copy_str<T>(data_, data_ + this->limit(size), out_); - } - - public: - explicit iterator_buffer(OutputIt out, size_t n = buffer_size) - : Traits(n), buffer<T>(data_, 0, buffer_size), out_(out) {} - iterator_buffer(iterator_buffer&& other) - : Traits(other), buffer<T>(data_, 0, buffer_size), out_(other.out_) {} - ~iterator_buffer() { flush(); } - - auto out() -> OutputIt { - flush(); - return out_; - } - auto count() const -> size_t { return Traits::count() + this->size(); } +class iterator_buffer final : public Traits, public buffer<T> +{ +private: + OutputIt out_; + enum + { + buffer_size = 256 + }; + T data_[buffer_size]; + +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + if(this->size() == buffer_size) + flush(); + } + + void flush() + { + auto size = this->size(); + this->clear(); + out_ = copy_str<T>(data_, data_ + this->limit(size), out_); + } + +public: + explicit iterator_buffer(OutputIt out, size_t n = buffer_size) : + Traits(n), buffer<T>(data_, 0, buffer_size), out_(out) + { + } + iterator_buffer(iterator_buffer &&other) : Traits(other), buffer<T>(data_, 0, buffer_size), out_(other.out_) {} + ~iterator_buffer() { flush(); } + + auto out() -> OutputIt + { + flush(); + return out_; + } + auto count() const -> size_t { return Traits::count() + this->size(); } }; template <typename T> -class iterator_buffer<T*, T, fixed_buffer_traits> final - : public fixed_buffer_traits, - public buffer<T> { - private: - T* out_; - enum { buffer_size = 256 }; - T data_[buffer_size]; - - protected: - FMT_CONSTEXPR20 void grow(size_t) override { - if (this->size() == this->capacity()) flush(); - } - - void flush() { - size_t n = this->limit(this->size()); - if (this->data() == out_) { - out_ += n; - this->set(data_, buffer_size); - } - this->clear(); - } - - public: - explicit iterator_buffer(T* out, size_t n = buffer_size) - : fixed_buffer_traits(n), buffer<T>(out, 0, n), out_(out) {} - iterator_buffer(iterator_buffer&& other) - : fixed_buffer_traits(other), - buffer<T>(std::move(other)), - out_(other.out_) { - if (this->data() != out_) { - this->set(data_, buffer_size); - this->clear(); - } - } - ~iterator_buffer() { flush(); } - - auto out() -> T* { - flush(); - return out_; - } - auto count() const -> size_t { - return fixed_buffer_traits::count() + this->size(); - } -}; - -template <typename T> class iterator_buffer<T*, T> final : public buffer<T> { - protected: - FMT_CONSTEXPR20 void grow(size_t) override {} - - public: - explicit iterator_buffer(T* out, size_t = 0) : buffer<T>(out, 0, ~size_t()) {} - - auto out() -> T* { return &*this->end(); } +class iterator_buffer<T *, T, fixed_buffer_traits> final : public fixed_buffer_traits, public buffer<T> +{ +private: + T *out_; + enum + { + buffer_size = 256 + }; + T data_[buffer_size]; + +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + if(this->size() == this->capacity()) + flush(); + } + + void flush() + { + size_t n = this->limit(this->size()); + if(this->data() == out_) + { + out_ += n; + this->set(data_, buffer_size); + } + this->clear(); + } + +public: + explicit iterator_buffer(T *out, size_t n = buffer_size) : fixed_buffer_traits(n), buffer<T>(out, 0, n), out_(out) + { + } + iterator_buffer(iterator_buffer &&other) : fixed_buffer_traits(other), buffer<T>(std::move(other)), out_(other.out_) + { + if(this->data() != out_) + { + this->set(data_, buffer_size); + this->clear(); + } + } + ~iterator_buffer() { flush(); } + + auto out() -> T * + { + flush(); + return out_; + } + auto count() const -> size_t { return fixed_buffer_traits::count() + this->size(); } +}; + +template <typename T> +class iterator_buffer<T *, T> final : public buffer<T> +{ +protected: + FMT_CONSTEXPR20 void grow(size_t) override {} + +public: + explicit iterator_buffer(T *out, size_t = 0) : buffer<T>(out, 0, ~size_t()) {} + + auto out() -> T * { return &*this->end(); } }; // A buffer that writes to a container with the contiguous storage. template <typename Container> -class iterator_buffer<std::back_insert_iterator<Container>, - enable_if_t<is_contiguous<Container>::value, - typename Container::value_type>> - final : public buffer<typename Container::value_type> { - private: - Container& container_; - - protected: - FMT_CONSTEXPR20 void grow(size_t capacity) override { - container_.resize(capacity); - this->set(&container_[0], capacity); - } - - public: - explicit iterator_buffer(Container& c) - : buffer<typename Container::value_type>(c.size()), container_(c) {} - explicit iterator_buffer(std::back_insert_iterator<Container> out, size_t = 0) - : iterator_buffer(get_container(out)) {} - - auto out() -> std::back_insert_iterator<Container> { - return std::back_inserter(container_); - } +class iterator_buffer< + std::back_insert_iterator<Container>, + enable_if_t<is_contiguous<Container>::value, typename Container::value_type>> + final : public buffer<typename Container::value_type> +{ +private: + Container &container_; + +protected: + FMT_CONSTEXPR20 void grow(size_t capacity) override + { + container_.resize(capacity); + this->set(&container_[0], capacity); + } + +public: + explicit iterator_buffer(Container &c) : buffer<typename Container::value_type>(c.size()), container_(c) {} + explicit iterator_buffer(std::back_insert_iterator<Container> out, size_t = 0) : iterator_buffer(get_container(out)) + { + } + + auto out() -> std::back_insert_iterator<Container> { return std::back_inserter(container_); } }; // A buffer that counts the number of code units written discarding the output. -template <typename T = char> class counting_buffer final : public buffer<T> { - private: - enum { buffer_size = 256 }; - T data_[buffer_size]; - size_t count_ = 0; - - protected: - FMT_CONSTEXPR20 void grow(size_t) override { - if (this->size() != buffer_size) return; - count_ += this->size(); - this->clear(); - } +template <typename T = char> +class counting_buffer final : public buffer<T> +{ +private: + enum + { + buffer_size = 256 + }; + T data_[buffer_size]; + size_t count_ = 0; + +protected: + FMT_CONSTEXPR20 void grow(size_t) override + { + if(this->size() != buffer_size) + return; + count_ += this->size(); + this->clear(); + } - public: - counting_buffer() : buffer<T>(data_, 0, buffer_size) {} +public: + counting_buffer() : buffer<T>(data_, 0, buffer_size) {} - auto count() -> size_t { return count_ + this->size(); } + auto count() -> size_t { return count_ + this->size(); } }; template <typename T> -using buffer_appender = conditional_t<std::is_same<T, char>::value, appender, - std::back_insert_iterator<buffer<T>>>; +using buffer_appender = conditional_t<std::is_same<T, char>::value, appender, std::back_insert_iterator<buffer<T>>>; // Maps an output iterator to a buffer. template <typename T, typename OutputIt> -auto get_buffer(OutputIt out) -> iterator_buffer<OutputIt, T> { - return iterator_buffer<OutputIt, T>(out); +auto get_buffer(OutputIt out) -> iterator_buffer<OutputIt, T> +{ + return iterator_buffer<OutputIt, T>(out); } template <typename Buffer> -auto get_iterator(Buffer& buf) -> decltype(buf.out()) { - return buf.out(); +auto get_iterator(Buffer &buf) -> decltype(buf.out()) +{ + return buf.out(); } -template <typename T> auto get_iterator(buffer<T>& buf) -> buffer_appender<T> { - return buffer_appender<T>(buf); +template <typename T> +auto get_iterator(buffer<T> &buf) -> buffer_appender<T> +{ + return buffer_appender<T>(buf); } template <typename T, typename Char = char, typename Enable = void> -struct fallback_formatter { - fallback_formatter() = delete; +struct fallback_formatter +{ + fallback_formatter() = delete; }; // Specifies if T has an enabled fallback_formatter specialization. @@ -1133,483 +1248,573 @@ using has_fallback_formatter = std::false_type; #endif -struct view {}; +struct view +{ +}; -template <typename Char, typename T> struct named_arg : view { - const Char* name; - const T& value; - named_arg(const Char* n, const T& v) : name(n), value(v) {} +template <typename Char, typename T> +struct named_arg : view +{ + const Char *name; + const T &value; + named_arg(const Char *n, const T &v) : name(n), value(v) {} }; -template <typename Char> struct named_arg_info { - const Char* name; - int id; +template <typename Char> +struct named_arg_info +{ + const Char *name; + int id; }; template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> -struct arg_data { - // args_[0].named_args points to named_args_ to avoid bloating format_args. - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; - named_arg_info<Char> named_args_[NUM_NAMED_ARGS]; - - template <typename... U> - arg_data(const U&... init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} {} - arg_data(const arg_data& other) = delete; - auto args() const -> const T* { return args_ + 1; } - auto named_args() -> named_arg_info<Char>* { return named_args_; } +struct arg_data +{ + // args_[0].named_args points to named_args_ to avoid bloating format_args. + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; + named_arg_info<Char> named_args_[NUM_NAMED_ARGS]; + + template <typename... U> + arg_data(const U &...init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} + { + } + arg_data(const arg_data &other) = delete; + auto args() const -> const T * { return args_ + 1; } + auto named_args() -> named_arg_info<Char> * { return named_args_; } }; template <typename T, typename Char, size_t NUM_ARGS> -struct arg_data<T, Char, NUM_ARGS, 0> { - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; +struct arg_data<T, Char, NUM_ARGS, 0> +{ + // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. + T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; - template <typename... U> - FMT_CONSTEXPR FMT_INLINE arg_data(const U&... init) : args_{init...} {} - FMT_CONSTEXPR FMT_INLINE auto args() const -> const T* { return args_; } - FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { - return nullptr; - } + template <typename... U> + FMT_CONSTEXPR FMT_INLINE arg_data(const U &...init) : args_{init...} + { + } + FMT_CONSTEXPR FMT_INLINE auto args() const -> const T * { return args_; } + FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { return nullptr; } }; template <typename Char> -inline void init_named_args(named_arg_info<Char>*, int, int) {} +inline void init_named_args(named_arg_info<Char> *, int, int) +{ +} -template <typename T> struct is_named_arg : std::false_type {}; -template <typename T> struct is_statically_named_arg : std::false_type {}; +template <typename T> +struct is_named_arg : std::false_type +{ +}; +template <typename T> +struct is_statically_named_arg : std::false_type +{ +}; template <typename T, typename Char> -struct is_named_arg<named_arg<Char, T>> : std::true_type {}; +struct is_named_arg<named_arg<Char, T>> : std::true_type +{ +}; -template <typename Char, typename T, typename... Tail, - FMT_ENABLE_IF(!is_named_arg<T>::value)> -void init_named_args(named_arg_info<Char>* named_args, int arg_count, - int named_arg_count, const T&, const Tail&... args) { - init_named_args(named_args, arg_count + 1, named_arg_count, args...); +template <typename Char, typename T, typename... Tail, FMT_ENABLE_IF(!is_named_arg<T>::value)> +void init_named_args( + named_arg_info<Char> *named_args, + int arg_count, + int named_arg_count, + const T &, + const Tail &...args) +{ + init_named_args(named_args, arg_count + 1, named_arg_count, args...); } -template <typename Char, typename T, typename... Tail, - FMT_ENABLE_IF(is_named_arg<T>::value)> -void init_named_args(named_arg_info<Char>* named_args, int arg_count, - int named_arg_count, const T& arg, const Tail&... args) { - named_args[named_arg_count++] = {arg.name, arg_count}; - init_named_args(named_args, arg_count + 1, named_arg_count, args...); +template <typename Char, typename T, typename... Tail, FMT_ENABLE_IF(is_named_arg<T>::value)> +void init_named_args( + named_arg_info<Char> *named_args, + int arg_count, + int named_arg_count, + const T &arg, + const Tail &...args) +{ + named_args[named_arg_count++] = {arg.name, arg_count}; + init_named_args(named_args, arg_count + 1, named_arg_count, args...); } template <typename... Args> -FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, - const Args&...) {} +FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, const Args &...) +{ +} -template <bool B = false> constexpr auto count() -> size_t { return B ? 1 : 0; } -template <bool B1, bool B2, bool... Tail> constexpr auto count() -> size_t { - return (B1 ? 1 : 0) + count<B2, Tail...>(); +template <bool B = false> +constexpr auto count() -> size_t +{ + return B ? 1 : 0; +} +template <bool B1, bool B2, bool... Tail> +constexpr auto count() -> size_t +{ + return (B1 ? 1 : 0) + count<B2, Tail...>(); } -template <typename... Args> constexpr auto count_named_args() -> size_t { - return count<is_named_arg<Args>::value...>(); +template <typename... Args> +constexpr auto count_named_args() -> size_t +{ + return count<is_named_arg<Args>::value...>(); } template <typename... Args> -constexpr auto count_statically_named_args() -> size_t { - return count<is_statically_named_arg<Args>::value...>(); +constexpr auto count_statically_named_args() -> size_t +{ + return count<is_statically_named_arg<Args>::value...>(); } -struct unformattable {}; -struct unformattable_char : unformattable {}; -struct unformattable_const : unformattable {}; -struct unformattable_pointer : unformattable {}; +struct unformattable +{ +}; +struct unformattable_char : unformattable +{ +}; +struct unformattable_const : unformattable +{ +}; +struct unformattable_pointer : unformattable +{ +}; -template <typename Char> struct string_value { - const Char* data; - size_t size; +template <typename Char> +struct string_value +{ + const Char *data; + size_t size; }; -template <typename Char> struct named_arg_value { - const named_arg_info<Char>* data; - size_t size; +template <typename Char> +struct named_arg_value +{ + const named_arg_info<Char> *data; + size_t size; }; -template <typename Context> struct custom_value { - using parse_context = typename Context::parse_context_type; - void* value; - void (*format)(void* arg, parse_context& parse_ctx, Context& ctx); +template <typename Context> +struct custom_value +{ + using parse_context = typename Context::parse_context_type; + void *value; + void (*format)(void *arg, parse_context &parse_ctx, Context &ctx); }; // A formatting argument value. -template <typename Context> class value { - public: - using char_type = typename Context::char_type; - - union { - monostate no_value; - int int_value; - unsigned uint_value; - long long long_long_value; - unsigned long long ulong_long_value; - int128_opt int128_value; - uint128_opt uint128_value; - bool bool_value; - char_type char_value; - float float_value; - double double_value; - long double long_double_value; - const void* pointer; - string_value<char_type> string; - custom_value<Context> custom; - named_arg_value<char_type> named_args; - }; - - constexpr FMT_INLINE value() : no_value() {} - constexpr FMT_INLINE value(int val) : int_value(val) {} - constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} - constexpr FMT_INLINE value(long long val) : long_long_value(val) {} - constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} - FMT_INLINE value(int128_opt val) : int128_value(val) {} - FMT_INLINE value(uint128_opt val) : uint128_value(val) {} - constexpr FMT_INLINE value(float val) : float_value(val) {} - constexpr FMT_INLINE value(double val) : double_value(val) {} - FMT_INLINE value(long double val) : long_double_value(val) {} - constexpr FMT_INLINE value(bool val) : bool_value(val) {} - constexpr FMT_INLINE value(char_type val) : char_value(val) {} - FMT_CONSTEXPR FMT_INLINE value(const char_type* val) { - string.data = val; - if (is_constant_evaluated()) string.size = {}; - } - FMT_CONSTEXPR FMT_INLINE value(basic_string_view<char_type> val) { - string.data = val.data(); - string.size = val.size(); - } - FMT_INLINE value(const void* val) : pointer(val) {} - FMT_INLINE value(const named_arg_info<char_type>* args, size_t size) - : named_args{args, size} {} - - template <typename T> FMT_CONSTEXPR FMT_INLINE value(T& val) { - using value_type = remove_cvref_t<T>; - custom.value = const_cast<value_type*>(&val); - // Get the formatter type through the context to allow different contexts - // have different extension points, e.g. `formatter<T>` for `format` and - // `printf_formatter<T>` for `printf`. - custom.format = format_custom_arg< - value_type, - conditional_t<has_formatter<value_type, Context>::value, - typename Context::template formatter_type<value_type>, - fallback_formatter<value_type, char_type>>>; - } - value(unformattable); - value(unformattable_char); - value(unformattable_const); - value(unformattable_pointer); - - private: - // Formats an argument of a custom type, such as a user-defined class. - template <typename T, typename Formatter> - static void format_custom_arg(void* arg, - typename Context::parse_context_type& parse_ctx, - Context& ctx) { - auto f = Formatter(); - parse_ctx.advance_to(f.parse(parse_ctx)); - using qualified_type = - conditional_t<has_const_formatter<T, Context>(), const T, T>; - ctx.advance_to(f.format(*static_cast<qualified_type*>(arg), ctx)); - } +template <typename Context> +class value +{ +public: + using char_type = typename Context::char_type; + + union + { + monostate no_value; + int int_value; + unsigned uint_value; + long long long_long_value; + unsigned long long ulong_long_value; + int128_opt int128_value; + uint128_opt uint128_value; + bool bool_value; + char_type char_value; + float float_value; + double double_value; + long double long_double_value; + const void *pointer; + string_value<char_type> string; + custom_value<Context> custom; + named_arg_value<char_type> named_args; + }; + + constexpr FMT_INLINE value() : no_value() {} + constexpr FMT_INLINE value(int val) : int_value(val) {} + constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} + constexpr FMT_INLINE value(long long val) : long_long_value(val) {} + constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} + FMT_INLINE value(int128_opt val) : int128_value(val) {} + FMT_INLINE value(uint128_opt val) : uint128_value(val) {} + constexpr FMT_INLINE value(float val) : float_value(val) {} + constexpr FMT_INLINE value(double val) : double_value(val) {} + FMT_INLINE value(long double val) : long_double_value(val) {} + constexpr FMT_INLINE value(bool val) : bool_value(val) {} + constexpr FMT_INLINE value(char_type val) : char_value(val) {} + FMT_CONSTEXPR FMT_INLINE value(const char_type *val) + { + string.data = val; + if(is_constant_evaluated()) + string.size = {}; + } + FMT_CONSTEXPR FMT_INLINE value(basic_string_view<char_type> val) + { + string.data = val.data(); + string.size = val.size(); + } + FMT_INLINE value(const void *val) : pointer(val) {} + FMT_INLINE value(const named_arg_info<char_type> *args, size_t size) : named_args{args, size} {} + + template <typename T> + FMT_CONSTEXPR FMT_INLINE value(T &val) + { + using value_type = remove_cvref_t<T>; + custom.value = const_cast<value_type *>(&val); + // Get the formatter type through the context to allow different contexts + // have different extension points, e.g. `formatter<T>` for `format` and + // `printf_formatter<T>` for `printf`. + custom.format = format_custom_arg< + value_type, + conditional_t< + has_formatter<value_type, Context>::value, + typename Context::template formatter_type<value_type>, + fallback_formatter<value_type, char_type>>>; + } + value(unformattable); + value(unformattable_char); + value(unformattable_const); + value(unformattable_pointer); + +private: + // Formats an argument of a custom type, such as a user-defined class. + template <typename T, typename Formatter> + static void format_custom_arg(void *arg, typename Context::parse_context_type &parse_ctx, Context &ctx) + { + auto f = Formatter(); + parse_ctx.advance_to(f.parse(parse_ctx)); + using qualified_type = conditional_t<has_const_formatter<T, Context>(), const T, T>; + ctx.advance_to(f.format(*static_cast<qualified_type *>(arg), ctx)); + } }; template <typename Context, typename T> -FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg<Context>; +FMT_CONSTEXPR auto make_arg(T &&value) -> basic_format_arg<Context>; // To minimize the number of types we need to deal with, long is translated // either to int or to long long depending on its size. -enum { long_short = sizeof(long) == sizeof(int) }; -using long_type = conditional_t<long_short, int, long long>; +enum +{ + long_short = sizeof(long) == sizeof(int) +}; +using long_type = conditional_t<long_short, int, long long>; using ulong_type = conditional_t<long_short, unsigned, unsigned long long>; #ifdef __cpp_lib_byte -inline auto format_as(std::byte b) -> unsigned char { - return static_cast<unsigned char>(b); +inline auto format_as(std::byte b) -> unsigned char +{ + return static_cast<unsigned char>(b); } #endif -template <typename T> struct has_format_as { - template <typename U, typename V = decltype(format_as(U())), - FMT_ENABLE_IF(std::is_enum<U>::value&& std::is_integral<V>::value)> - static auto check(U*) -> std::true_type; - static auto check(...) -> std::false_type; - - enum { value = decltype(check(static_cast<T*>(nullptr)))::value }; +template <typename T> +struct has_format_as +{ + template < + typename U, + typename V = decltype(format_as(U())), + FMT_ENABLE_IF(std::is_enum<U>::value &&std::is_integral<V>::value)> + static auto check(U *) -> std::true_type; + static auto check(...) -> std::false_type; + + enum + { + value = decltype(check(static_cast<T *>(nullptr)))::value + }; }; // Maps formatting arguments to core types. // arg_mapper reports errors by returning unformattable instead of using // static_assert because it's used in the is_formattable trait. -template <typename Context> struct arg_mapper { - using char_type = typename Context::char_type; - - FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) - -> unsigned long long { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } - - template <typename T, FMT_ENABLE_IF(std::is_same<T, char>::value || - std::is_same<T, char_type>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type { - return val; - } - template <typename T, enable_if_t<(std::is_same<T, wchar_t>::value || +template <typename Context> +struct arg_mapper +{ + using char_type = typename Context::char_type; + + FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) -> unsigned long long { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } + + template <typename T, FMT_ENABLE_IF(std::is_same<T, char>::value || std::is_same<T, char_type>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type + { + return val; + } + template < + typename T, + enable_if_t< + (std::is_same<T, wchar_t>::value || #ifdef __cpp_char8_t - std::is_same<T, char8_t>::value || + std::is_same<T, char8_t>::value || #endif - std::is_same<T, char16_t>::value || - std::is_same<T, char32_t>::value) && - !std::is_same<T, char_type>::value, - int> = 0> - FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char { - return {}; - } - - FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double { - return val; - } - - FMT_CONSTEXPR FMT_INLINE auto map(char_type* val) -> const char_type* { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(const char_type* val) -> const char_type* { - return val; - } - template <typename T, - FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && - std::is_same<char_type, char_t<T>>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> basic_string_view<char_type> { - return to_string_view(val); - } - template <typename T, - FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && - !std::is_same<char_type, char_t<T>>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T&) -> unformattable_char { - return {}; - } - template <typename T, - FMT_ENABLE_IF( - std::is_convertible<T, basic_string_view<char_type>>::value && - !is_string<T>::value && !has_formatter<T, Context>::value && - !has_fallback_formatter<T, char_type>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> basic_string_view<char_type> { - return basic_string_view<char_type>(val); - } - template <typename T, - FMT_ENABLE_IF( - std::is_convertible<T, std_string_view<char_type>>::value && - !std::is_convertible<T, basic_string_view<char_type>>::value && - !is_string<T>::value && !has_formatter<T, Context>::value && - !has_fallback_formatter<T, char_type>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> basic_string_view<char_type> { - return std_string_view<char_type>(val); - } - - FMT_CONSTEXPR FMT_INLINE auto map(void* val) -> const void* { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(const void* val) -> const void* { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void* { - return val; - } - - // We use SFINAE instead of a const T* parameter to avoid conflicting with - // the C array overload. - template < - typename T, - FMT_ENABLE_IF( - std::is_pointer<T>::value || std::is_member_pointer<T>::value || - std::is_function<typename std::remove_pointer<T>::type>::value || - (std::is_convertible<const T&, const void*>::value && - !std::is_convertible<const T&, const char_type*>::value && - !has_formatter<T, Context>::value))> - FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer { - return {}; - } - - template <typename T, std::size_t N, - FMT_ENABLE_IF(!std::is_same<T, wchar_t>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] { - return values; - } - - template <typename T, - FMT_ENABLE_IF( - std::is_enum<T>::value&& std::is_convertible<T, int>::value && - !has_format_as<T>::value && !has_formatter<T, Context>::value && - !has_fallback_formatter<T, char_type>::value)> - FMT_DEPRECATED FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> decltype(std::declval<arg_mapper>().map( - static_cast<underlying_t<T>>(val))) { - return map(static_cast<underlying_t<T>>(val)); - } - - template <typename T, FMT_ENABLE_IF(has_format_as<T>::value && - !has_formatter<T, Context>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& val) - -> decltype(std::declval<arg_mapper>().map(format_as(T()))) { - return map(format_as(val)); - } - - template <typename T, typename U = remove_cvref_t<T>> - struct formattable - : bool_constant<has_const_formatter<U, Context>() || - !std::is_const<remove_reference_t<T>>::value || - has_fallback_formatter<U, char_type>::value> {}; - -#if (FMT_MSC_VERSION != 0 && FMT_MSC_VERSION < 1910) || \ - FMT_ICC_VERSION != 0 || defined(__NVCC__) - // Workaround a bug in MSVC and Intel (Issue 2746). - template <typename T> FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { - return val; - } + std::is_same<T, char16_t>::value || std::is_same<T, char32_t>::value) && + !std::is_same<T, char_type>::value, + int> = 0> + FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char + { + return {}; + } + + FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double + { + return val; + } + + FMT_CONSTEXPR FMT_INLINE auto map(char_type *val) -> const char_type * + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const char_type *val) -> const char_type * + { + return val; + } + template < + typename T, + FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && std::is_same<char_type, char_t<T>>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> basic_string_view<char_type> + { + return to_string_view(val); + } + template < + typename T, + FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && !std::is_same<char_type, char_t<T>>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T &) -> unformattable_char + { + return {}; + } + template < + typename T, + FMT_ENABLE_IF( + std::is_convertible<T, basic_string_view<char_type>>::value && !is_string<T>::value && + !has_formatter<T, Context>::value && !has_fallback_formatter<T, char_type>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> basic_string_view<char_type> + { + return basic_string_view<char_type>(val); + } + template < + typename T, + FMT_ENABLE_IF( + std::is_convertible<T, std_string_view<char_type>>::value && + !std::is_convertible<T, basic_string_view<char_type>>::value && !is_string<T>::value && + !has_formatter<T, Context>::value && !has_fallback_formatter<T, char_type>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> basic_string_view<char_type> + { + return std_string_view<char_type>(val); + } + + FMT_CONSTEXPR FMT_INLINE auto map(void *val) -> const void * + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(const void *val) -> const void * + { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void * + { + return val; + } + + // We use SFINAE instead of a const T* parameter to avoid conflicting with + // the C array overload. + template < + typename T, + FMT_ENABLE_IF( + std::is_pointer<T>::value || std::is_member_pointer<T>::value || + std::is_function<typename std::remove_pointer<T>::type>::value || + (std::is_convertible<const T &, const void *>::value && + !std::is_convertible<const T &, const char_type *>::value && !has_formatter<T, Context>::value))> + FMT_CONSTEXPR auto map(const T &) -> unformattable_pointer + { + return {}; + } + + template <typename T, std::size_t N, FMT_ENABLE_IF(!std::is_same<T, wchar_t>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] + { + return values; + } + + template < + typename T, + FMT_ENABLE_IF( + std::is_enum<T>::value &&std::is_convertible<T, int>::value && !has_format_as<T>::value && + !has_formatter<T, Context>::value && !has_fallback_formatter<T, char_type>::value)> + FMT_DEPRECATED FMT_CONSTEXPR FMT_INLINE auto map(const T &val) + -> decltype(std::declval<arg_mapper>().map(static_cast<underlying_t<T>>(val))) + { + return map(static_cast<underlying_t<T>>(val)); + } + + template <typename T, FMT_ENABLE_IF(has_format_as<T>::value && !has_formatter<T, Context>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> decltype(std::declval<arg_mapper>().map(format_as(T()))) + { + return map(format_as(val)); + } + + template <typename T, typename U = remove_cvref_t<T>> + struct formattable : bool_constant< + has_const_formatter<U, Context>() || !std::is_const<remove_reference_t<T>>::value || + has_fallback_formatter<U, char_type>::value> + { + }; + +#if(FMT_MSC_VERSION != 0 && FMT_MSC_VERSION < 1910) || FMT_ICC_VERSION != 0 || defined(__NVCC__) + // Workaround a bug in MSVC and Intel (Issue 2746). + template <typename T> + FMT_CONSTEXPR FMT_INLINE auto do_map(T &&val) -> T & + { + return val; + } #else - template <typename T, FMT_ENABLE_IF(formattable<T>::value)> - FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { - return val; - } - template <typename T, FMT_ENABLE_IF(!formattable<T>::value)> - FMT_CONSTEXPR FMT_INLINE auto do_map(T&&) -> unformattable_const { - return {}; - } + template <typename T, FMT_ENABLE_IF(formattable<T>::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T &&val) -> T & + { + return val; + } + template <typename T, FMT_ENABLE_IF(!formattable<T>::value)> + FMT_CONSTEXPR FMT_INLINE auto do_map(T &&) -> unformattable_const + { + return {}; + } #endif - template <typename T, typename U = remove_cvref_t<T>, - FMT_ENABLE_IF(!is_string<U>::value && !is_char<U>::value && - !std::is_array<U>::value && - !std::is_pointer<U>::value && - !has_format_as<U>::value && - (has_formatter<U, Context>::value || - has_fallback_formatter<U, char_type>::value))> - FMT_CONSTEXPR FMT_INLINE auto map(T&& val) - -> decltype(this->do_map(std::forward<T>(val))) { - return do_map(std::forward<T>(val)); - } + template < + typename T, + typename U = remove_cvref_t<T>, + FMT_ENABLE_IF( + !is_string<U>::value && !is_char<U>::value && !std::is_array<U>::value && !std::is_pointer<U>::value && + !has_format_as<U>::value && + (has_formatter<U, Context>::value || has_fallback_formatter<U, char_type>::value))> + FMT_CONSTEXPR FMT_INLINE auto map(T &&val) -> decltype(this->do_map(std::forward<T>(val))) + { + return do_map(std::forward<T>(val)); + } - template <typename T, FMT_ENABLE_IF(is_named_arg<T>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T& named_arg) - -> decltype(std::declval<arg_mapper>().map(named_arg.value)) { - return map(named_arg.value); - } + template <typename T, FMT_ENABLE_IF(is_named_arg<T>::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T &named_arg) -> decltype(std::declval<arg_mapper>().map(named_arg.value)) + { + return map(named_arg.value); + } - auto map(...) -> unformattable { return {}; } + auto map(...) -> unformattable + { + return {}; + } }; // A type constant after applying arg_mapper<Context>. template <typename T, typename Context> using mapped_type_constant = - type_constant<decltype(arg_mapper<Context>().map(std::declval<const T&>())), - typename Context::char_type>; + type_constant<decltype(arg_mapper<Context>().map(std::declval<const T &>())), typename Context::char_type>; -enum { packed_arg_bits = 4 }; +enum +{ + packed_arg_bits = 4 +}; // Maximum number of arguments with packed types. -enum { max_packed_args = 62 / packed_arg_bits }; -enum : unsigned long long { is_unpacked_bit = 1ULL << 63 }; -enum : unsigned long long { has_named_args_bit = 1ULL << 62 }; +enum +{ + max_packed_args = 62 / packed_arg_bits +}; +enum : unsigned long long +{ + is_unpacked_bit = 1ULL << 63 +}; +enum : unsigned long long +{ + has_named_args_bit = 1ULL << 62 +}; FMT_END_DETAIL_NAMESPACE // An output iterator that appends to a buffer. // It is used to reduce symbol sizes for the common case. -class appender : public std::back_insert_iterator<detail::buffer<char>> { - using base = std::back_insert_iterator<detail::buffer<char>>; +class appender : public std::back_insert_iterator<detail::buffer<char>> +{ + using base = std::back_insert_iterator<detail::buffer<char>>; - template <typename T> - friend auto get_buffer(appender out) -> detail::buffer<char>& { - return detail::get_container(out); - } + template <typename T> + friend auto get_buffer(appender out) -> detail::buffer<char> & + { + return detail::get_container(out); + } - public: - using std::back_insert_iterator<detail::buffer<char>>::back_insert_iterator; - appender(base it) noexcept : base(it) {} - FMT_UNCHECKED_ITERATOR(appender); +public: + using std::back_insert_iterator<detail::buffer<char>>::back_insert_iterator; + appender(base it) noexcept : base(it) {} + FMT_UNCHECKED_ITERATOR(appender); - auto operator++() noexcept -> appender& { return *this; } - auto operator++(int) noexcept -> appender { return *this; } + auto operator++() noexcept -> appender & { return *this; } + auto operator++(int) noexcept -> appender { return *this; } }; // A formatting argument. It is a trivially copyable/constructible type to // allow storage in basic_memory_buffer. -template <typename Context> class basic_format_arg { - private: - detail::value<Context> value_; - detail::type type_; +template <typename Context> +class basic_format_arg +{ +private: + detail::value<Context> value_; + detail::type type_; - template <typename ContextType, typename T> - friend FMT_CONSTEXPR auto detail::make_arg(T&& value) - -> basic_format_arg<ContextType>; + template <typename ContextType, typename T> + friend FMT_CONSTEXPR auto detail::make_arg(T &&value) -> basic_format_arg<ContextType>; - template <typename Visitor, typename Ctx> - friend FMT_CONSTEXPR auto visit_format_arg(Visitor&& vis, - const basic_format_arg<Ctx>& arg) - -> decltype(vis(0)); + template <typename Visitor, typename Ctx> + friend FMT_CONSTEXPR auto visit_format_arg(Visitor &&vis, const basic_format_arg<Ctx> &arg) -> decltype(vis(0)); - friend class basic_format_args<Context>; - friend class dynamic_format_arg_store<Context>; + friend class basic_format_args<Context>; + friend class dynamic_format_arg_store<Context>; - using char_type = typename Context::char_type; + using char_type = typename Context::char_type; - template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> - friend struct detail::arg_data; + template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> + friend struct detail::arg_data; - basic_format_arg(const detail::named_arg_info<char_type>* args, size_t size) - : value_(args, size) {} + basic_format_arg(const detail::named_arg_info<char_type> *args, size_t size) : value_(args, size) {} - public: - class handle { - public: - explicit handle(detail::custom_value<Context> custom) : custom_(custom) {} +public: + class handle + { + public: + explicit handle(detail::custom_value<Context> custom) : custom_(custom) {} - void format(typename Context::parse_context_type& parse_ctx, - Context& ctx) const { - custom_.format(custom_.value, parse_ctx, ctx); - } + void format(typename Context::parse_context_type &parse_ctx, Context &ctx) const + { + custom_.format(custom_.value, parse_ctx, ctx); + } - private: - detail::custom_value<Context> custom_; - }; + private: + detail::custom_value<Context> custom_; + }; - constexpr basic_format_arg() : type_(detail::type::none_type) {} + constexpr basic_format_arg() : type_(detail::type::none_type) {} - constexpr explicit operator bool() const noexcept { - return type_ != detail::type::none_type; - } + constexpr explicit operator bool() const noexcept { return type_ != detail::type::none_type; } - auto type() const -> detail::type { return type_; } + auto type() const -> detail::type { return type_; } - auto is_integral() const -> bool { return detail::is_integral_type(type_); } - auto is_arithmetic() const -> bool { - return detail::is_arithmetic_type(type_); - } + auto is_integral() const -> bool { return detail::is_integral_type(type_); } + auto is_arithmetic() const -> bool { return detail::is_arithmetic_type(type_); } }; /** @@ -1620,238 +1825,261 @@ template <typename Context> class basic_format_arg { \endrst */ template <typename Visitor, typename Context> -FMT_CONSTEXPR FMT_INLINE auto visit_format_arg( - Visitor&& vis, const basic_format_arg<Context>& arg) -> decltype(vis(0)) { - switch (arg.type_) { - case detail::type::none_type: - break; - case detail::type::int_type: - return vis(arg.value_.int_value); - case detail::type::uint_type: - return vis(arg.value_.uint_value); - case detail::type::long_long_type: - return vis(arg.value_.long_long_value); - case detail::type::ulong_long_type: - return vis(arg.value_.ulong_long_value); - case detail::type::int128_type: - return vis(detail::convert_for_visit(arg.value_.int128_value)); - case detail::type::uint128_type: - return vis(detail::convert_for_visit(arg.value_.uint128_value)); - case detail::type::bool_type: - return vis(arg.value_.bool_value); - case detail::type::char_type: - return vis(arg.value_.char_value); - case detail::type::float_type: - return vis(arg.value_.float_value); - case detail::type::double_type: - return vis(arg.value_.double_value); - case detail::type::long_double_type: - return vis(arg.value_.long_double_value); - case detail::type::cstring_type: - return vis(arg.value_.string.data); - case detail::type::string_type: - using sv = basic_string_view<typename Context::char_type>; - return vis(sv(arg.value_.string.data, arg.value_.string.size)); - case detail::type::pointer_type: - return vis(arg.value_.pointer); - case detail::type::custom_type: - return vis(typename basic_format_arg<Context>::handle(arg.value_.custom)); - } - return vis(monostate()); +FMT_CONSTEXPR FMT_INLINE auto visit_format_arg(Visitor &&vis, const basic_format_arg<Context> &arg) -> decltype(vis(0)) +{ + switch(arg.type_) + { + case detail::type::none_type: + break; + case detail::type::int_type: + return vis(arg.value_.int_value); + case detail::type::uint_type: + return vis(arg.value_.uint_value); + case detail::type::long_long_type: + return vis(arg.value_.long_long_value); + case detail::type::ulong_long_type: + return vis(arg.value_.ulong_long_value); + case detail::type::int128_type: + return vis(detail::convert_for_visit(arg.value_.int128_value)); + case detail::type::uint128_type: + return vis(detail::convert_for_visit(arg.value_.uint128_value)); + case detail::type::bool_type: + return vis(arg.value_.bool_value); + case detail::type::char_type: + return vis(arg.value_.char_value); + case detail::type::float_type: + return vis(arg.value_.float_value); + case detail::type::double_type: + return vis(arg.value_.double_value); + case detail::type::long_double_type: + return vis(arg.value_.long_double_value); + case detail::type::cstring_type: + return vis(arg.value_.string.data); + case detail::type::string_type: + using sv = basic_string_view<typename Context::char_type>; + return vis(sv(arg.value_.string.data, arg.value_.string.size)); + case detail::type::pointer_type: + return vis(arg.value_.pointer); + case detail::type::custom_type: + return vis(typename basic_format_arg<Context>::handle(arg.value_.custom)); + } + return vis(monostate()); } FMT_BEGIN_DETAIL_NAMESPACE template <typename Char, typename InputIt> -auto copy_str(InputIt begin, InputIt end, appender out) -> appender { - get_container(out).append(begin, end); - return out; +auto copy_str(InputIt begin, InputIt end, appender out) -> appender +{ + get_container(out).append(begin, end); + return out; } template <typename Char, typename R, typename OutputIt> -FMT_CONSTEXPR auto copy_str(R&& rng, OutputIt out) -> OutputIt { - return detail::copy_str<Char>(rng.begin(), rng.end(), out); +FMT_CONSTEXPR auto copy_str(R &&rng, OutputIt out) -> OutputIt +{ + return detail::copy_str<Char>(rng.begin(), rng.end(), out); } #if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 // A workaround for gcc 4.8 to make void_t work in a SFINAE context. -template <typename... Ts> struct void_t_impl { using type = void; }; +template <typename... Ts> +struct void_t_impl +{ + using type = void; +}; template <typename... Ts> using void_t = typename detail::void_t_impl<Ts...>::type; #else -template <typename...> using void_t = void; +template <typename...> +using void_t = void; #endif template <typename It, typename T, typename Enable = void> -struct is_output_iterator : std::false_type {}; +struct is_output_iterator : std::false_type +{ +}; template <typename It, typename T> struct is_output_iterator< - It, T, - void_t<typename std::iterator_traits<It>::iterator_category, - decltype(*std::declval<It>() = std::declval<T>())>> - : std::true_type {}; + It, + T, + void_t<typename std::iterator_traits<It>::iterator_category, decltype(*std::declval<It>() = std::declval<T>())>> + : std::true_type +{ +}; template <typename OutputIt> -struct is_back_insert_iterator : std::false_type {}; +struct is_back_insert_iterator : std::false_type +{ +}; template <typename Container> -struct is_back_insert_iterator<std::back_insert_iterator<Container>> - : std::true_type {}; +struct is_back_insert_iterator<std::back_insert_iterator<Container>> : std::true_type +{ +}; template <typename OutputIt> -struct is_contiguous_back_insert_iterator : std::false_type {}; +struct is_contiguous_back_insert_iterator : std::false_type +{ +}; template <typename Container> -struct is_contiguous_back_insert_iterator<std::back_insert_iterator<Container>> - : is_contiguous<Container> {}; +struct is_contiguous_back_insert_iterator<std::back_insert_iterator<Container>> : is_contiguous<Container> +{ +}; template <> -struct is_contiguous_back_insert_iterator<appender> : std::true_type {}; +struct is_contiguous_back_insert_iterator<appender> : std::true_type +{ +}; // A type-erased reference to an std::locale to avoid a heavy <locale> include. -class locale_ref { - private: - const void* locale_; // A type-erased pointer to std::locale. +class locale_ref +{ +private: + const void *locale_; // A type-erased pointer to std::locale. - public: - constexpr locale_ref() : locale_(nullptr) {} - template <typename Locale> explicit locale_ref(const Locale& loc); +public: + constexpr locale_ref() : locale_(nullptr) {} + template <typename Locale> + explicit locale_ref(const Locale &loc); - explicit operator bool() const noexcept { return locale_ != nullptr; } + explicit operator bool() const noexcept { return locale_ != nullptr; } - template <typename Locale> auto get() const -> Locale; + template <typename Locale> + auto get() const -> Locale; }; -template <typename> constexpr auto encode_types() -> unsigned long long { - return 0; +template <typename> +constexpr auto encode_types() -> unsigned long long +{ + return 0; } template <typename Context, typename Arg, typename... Args> -constexpr auto encode_types() -> unsigned long long { - return static_cast<unsigned>(mapped_type_constant<Arg, Context>::value) | - (encode_types<Context, Args...>() << packed_arg_bits); +constexpr auto encode_types() -> unsigned long long +{ + return static_cast<unsigned>(mapped_type_constant<Arg, Context>::value) | + (encode_types<Context, Args...>() << packed_arg_bits); } template <typename Context, typename T> -FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value<Context> { - const auto& arg = arg_mapper<Context>().map(FMT_FORWARD(val)); - - constexpr bool formattable_char = - !std::is_same<decltype(arg), const unformattable_char&>::value; - static_assert(formattable_char, "Mixing character types is disallowed."); - - constexpr bool formattable_const = - !std::is_same<decltype(arg), const unformattable_const&>::value; - static_assert(formattable_const, "Cannot format a const argument."); - - // Formatting of arbitrary pointers is disallowed. If you want to output - // a pointer cast it to "void *" or "const void *". In particular, this - // forbids formatting of "[const] volatile char *" which is printed as bool - // by iostreams. - constexpr bool formattable_pointer = - !std::is_same<decltype(arg), const unformattable_pointer&>::value; - static_assert(formattable_pointer, - "Formatting of non-void pointers is disallowed."); - - constexpr bool formattable = - !std::is_same<decltype(arg), const unformattable&>::value; - static_assert( - formattable, - "Cannot format an argument. To make type T formattable provide a " - "formatter<T> specialization: https://fmt.dev/latest/api.html#udt"); - return {arg}; +FMT_CONSTEXPR FMT_INLINE auto make_value(T &&val) -> value<Context> +{ + const auto &arg = arg_mapper<Context>().map(FMT_FORWARD(val)); + + constexpr bool formattable_char = !std::is_same<decltype(arg), const unformattable_char &>::value; + static_assert(formattable_char, "Mixing character types is disallowed."); + + constexpr bool formattable_const = !std::is_same<decltype(arg), const unformattable_const &>::value; + static_assert(formattable_const, "Cannot format a const argument."); + + // Formatting of arbitrary pointers is disallowed. If you want to output + // a pointer cast it to "void *" or "const void *". In particular, this + // forbids formatting of "[const] volatile char *" which is printed as bool + // by iostreams. + constexpr bool formattable_pointer = !std::is_same<decltype(arg), const unformattable_pointer &>::value; + static_assert(formattable_pointer, "Formatting of non-void pointers is disallowed."); + + constexpr bool formattable = !std::is_same<decltype(arg), const unformattable &>::value; + static_assert( + formattable, + "Cannot format an argument. To make type T formattable provide a " + "formatter<T> specialization: https://fmt.dev/latest/api.html#udt"); + return {arg}; } template <typename Context, typename T> -FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg<Context> { - basic_format_arg<Context> arg; - arg.type_ = mapped_type_constant<T, Context>::value; - arg.value_ = make_value<Context>(value); - return arg; +FMT_CONSTEXPR auto make_arg(T &&value) -> basic_format_arg<Context> +{ + basic_format_arg<Context> arg; + arg.type_ = mapped_type_constant<T, Context>::value; + arg.value_ = make_value<Context>(value); + return arg; } // The type template parameter is there to avoid an ODR violation when using // a fallback formatter in one translation unit and an implicit conversion in // another (not recommended). -template <bool IS_PACKED, typename Context, type, typename T, - FMT_ENABLE_IF(IS_PACKED)> -FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value<Context> { - return make_value<Context>(val); +template <bool IS_PACKED, typename Context, type, typename T, FMT_ENABLE_IF(IS_PACKED)> +FMT_CONSTEXPR FMT_INLINE auto make_arg(T &&val) -> value<Context> +{ + return make_value<Context>(val); } -template <bool IS_PACKED, typename Context, type, typename T, - FMT_ENABLE_IF(!IS_PACKED)> -FMT_CONSTEXPR inline auto make_arg(T&& value) -> basic_format_arg<Context> { - return make_arg<Context>(value); +template <bool IS_PACKED, typename Context, type, typename T, FMT_ENABLE_IF(!IS_PACKED)> +FMT_CONSTEXPR inline auto make_arg(T &&value) -> basic_format_arg<Context> +{ + return make_arg<Context>(value); } FMT_END_DETAIL_NAMESPACE // Formatting context. -template <typename OutputIt, typename Char> class basic_format_context { - public: - /** The character type for the output. */ - using char_type = Char; - - private: - OutputIt out_; - basic_format_args<basic_format_context> args_; - detail::locale_ref loc_; - - public: - using iterator = OutputIt; - using format_arg = basic_format_arg<basic_format_context>; - using parse_context_type = basic_format_parse_context<Char>; - template <typename T> using formatter_type = formatter<T, char_type>; - - basic_format_context(basic_format_context&&) = default; - basic_format_context(const basic_format_context&) = delete; - void operator=(const basic_format_context&) = delete; - /** - Constructs a ``basic_format_context`` object. References to the arguments are - stored in the object so make sure they have appropriate lifetimes. - */ - constexpr basic_format_context( - OutputIt out, basic_format_args<basic_format_context> ctx_args, - detail::locale_ref loc = detail::locale_ref()) - : out_(out), args_(ctx_args), loc_(loc) {} - - constexpr auto arg(int id) const -> format_arg { return args_.get(id); } - FMT_CONSTEXPR auto arg(basic_string_view<char_type> name) -> format_arg { - return args_.get(name); - } - FMT_CONSTEXPR auto arg_id(basic_string_view<char_type> name) -> int { - return args_.get_id(name); - } - auto args() const -> const basic_format_args<basic_format_context>& { - return args_; - } - - FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } - void on_error(const char* message) { error_handler().on_error(message); } - - // Returns an iterator to the beginning of the output range. - FMT_CONSTEXPR auto out() -> iterator { return out_; } - - // Advances the begin iterator to ``it``. - void advance_to(iterator it) { - if (!detail::is_back_insert_iterator<iterator>()) out_ = it; - } - - FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } +template <typename OutputIt, typename Char> +class basic_format_context +{ +public: + /** The character type for the output. */ + using char_type = Char; + +private: + OutputIt out_; + basic_format_args<basic_format_context> args_; + detail::locale_ref loc_; + +public: + using iterator = OutputIt; + using format_arg = basic_format_arg<basic_format_context>; + using parse_context_type = basic_format_parse_context<Char>; + template <typename T> + using formatter_type = formatter<T, char_type>; + + basic_format_context(basic_format_context &&) = default; + basic_format_context(const basic_format_context &) = delete; + void operator=(const basic_format_context &) = delete; + /** + Constructs a ``basic_format_context`` object. References to the arguments are + stored in the object so make sure they have appropriate lifetimes. + */ + constexpr basic_format_context( + OutputIt out, + basic_format_args<basic_format_context> ctx_args, + detail::locale_ref loc = detail::locale_ref()) : + out_(out), args_(ctx_args), loc_(loc) + { + } + + constexpr auto arg(int id) const -> format_arg { return args_.get(id); } + FMT_CONSTEXPR auto arg(basic_string_view<char_type> name) -> format_arg { return args_.get(name); } + FMT_CONSTEXPR auto arg_id(basic_string_view<char_type> name) -> int { return args_.get_id(name); } + auto args() const -> const basic_format_args<basic_format_context> &{ return args_; } + + FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } + void on_error(const char *message) { error_handler().on_error(message); } + + // Returns an iterator to the beginning of the output range. + FMT_CONSTEXPR auto out() -> iterator { return out_; } + + // Advances the begin iterator to ``it``. + void advance_to(iterator it) + { + if(!detail::is_back_insert_iterator<iterator>()) + out_ = it; + } + + FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } }; template <typename Char> -using buffer_context = - basic_format_context<detail::buffer_appender<Char>, Char>; +using buffer_context = basic_format_context<detail::buffer_appender<Char>, Char>; using format_context = buffer_context<char>; // Workaround an alias issue: https://stackoverflow.com/q/62767544/471164. -#define FMT_BUFFER_CONTEXT(Char) \ - basic_format_context<detail::buffer_appender<Char>, Char> +#define FMT_BUFFER_CONTEXT(Char) basic_format_context<detail::buffer_appender<Char>, Char> template <typename T, typename Char = char> using is_formattable = bool_constant< - !std::is_base_of<detail::unformattable, - decltype(detail::arg_mapper<buffer_context<Char>>().map( - std::declval<T>()))>::value && + !std::is_base_of< + detail::unformattable, + decltype(detail::arg_mapper<buffer_context<Char>>().map(std::declval<T>()))>::value && !detail::has_fallback_formatter<T, Char>::value>; /** @@ -1868,40 +2096,32 @@ class format_arg_store : public basic_format_args<Context> #endif { - private: - static const size_t num_args = sizeof...(Args); - static const size_t num_named_args = detail::count_named_args<Args...>(); - static const bool is_packed = num_args <= detail::max_packed_args; +private: + static const size_t num_args = sizeof...(Args); + static const size_t num_named_args = detail::count_named_args<Args...>(); + static const bool is_packed = num_args <= detail::max_packed_args; - using value_type = conditional_t<is_packed, detail::value<Context>, - basic_format_arg<Context>>; + using value_type = conditional_t<is_packed, detail::value<Context>, basic_format_arg<Context>>; - detail::arg_data<value_type, typename Context::char_type, num_args, - num_named_args> - data_; + detail::arg_data<value_type, typename Context::char_type, num_args, num_named_args> data_; - friend class basic_format_args<Context>; + friend class basic_format_args<Context>; - static constexpr unsigned long long desc = - (is_packed ? detail::encode_types<Context, Args...>() - : detail::is_unpacked_bit | num_args) | - (num_named_args != 0 - ? static_cast<unsigned long long>(detail::has_named_args_bit) - : 0); + static constexpr unsigned long long desc = + (is_packed ? detail::encode_types<Context, Args...>() : detail::is_unpacked_bit | num_args) | + (num_named_args != 0 ? static_cast<unsigned long long>(detail::has_named_args_bit) : 0); - public: - template <typename... T> - FMT_CONSTEXPR FMT_INLINE format_arg_store(T&&... args) - : +public: + template <typename... T> + FMT_CONSTEXPR FMT_INLINE format_arg_store(T &&...args) : #if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 basic_format_args<Context>(*this), #endif - data_{detail::make_arg< - is_packed, Context, - detail::mapped_type_constant<remove_cvref_t<T>, Context>::value>( - FMT_FORWARD(args))...} { - detail::init_named_args(data_.named_args(), 0, 0, args...); - } + data_{detail::make_arg<is_packed, Context, detail::mapped_type_constant<remove_cvref_t<T>, Context>::value>( + FMT_FORWARD(args))...} + { + detail::init_named_args(data_.named_args(), 0, 0, args...); + } }; /** @@ -1913,9 +2133,9 @@ class format_arg_store \endrst */ template <typename Context = format_context, typename... Args> -constexpr auto make_format_args(Args&&... args) - -> format_arg_store<Context, remove_cvref_t<Args>...> { - return {FMT_FORWARD(args)...}; +constexpr auto make_format_args(Args &&...args) -> format_arg_store<Context, remove_cvref_t<Args>...> +{ + return {FMT_FORWARD(args)...}; } /** @@ -1930,9 +2150,10 @@ constexpr auto make_format_args(Args&&... args) \endrst */ template <typename Char, typename T> -inline auto arg(const Char* name, const T& arg) -> detail::named_arg<Char, T> { - static_assert(!detail::is_named_arg<T>(), "nested named arguments"); - return {name, arg}; +inline auto arg(const Char *name, const T &arg) -> detail::named_arg<Char, T> +{ + static_assert(!detail::is_named_arg<T>(), "nested named arguments"); + return {name, arg}; } /** @@ -1945,115 +2166,126 @@ inline auto arg(const Char* name, const T& arg) -> detail::named_arg<Char, T> { format_args args = make_format_args(42); // Error: dangling reference \endrst */ -template <typename Context> class basic_format_args { - public: - using size_type = int; - using format_arg = basic_format_arg<Context>; - - private: - // A descriptor that contains information about formatting arguments. - // If the number of arguments is less or equal to max_packed_args then - // argument types are passed in the descriptor. This reduces binary code size - // per formatting function call. - unsigned long long desc_; - union { - // If is_packed() returns true then argument values are stored in values_; - // otherwise they are stored in args_. This is done to improve cache - // locality and reduce compiled code size since storing larger objects - // may require more code (at least on x86-64) even if the same amount of - // data is actually copied to stack. It saves ~10% on the bloat test. - const detail::value<Context>* values_; - const format_arg* args_; - }; - - constexpr auto is_packed() const -> bool { - return (desc_ & detail::is_unpacked_bit) == 0; - } - auto has_named_args() const -> bool { - return (desc_ & detail::has_named_args_bit) != 0; - } - - FMT_CONSTEXPR auto type(int index) const -> detail::type { - int shift = index * detail::packed_arg_bits; - unsigned int mask = (1 << detail::packed_arg_bits) - 1; - return static_cast<detail::type>((desc_ >> shift) & mask); - } - - constexpr FMT_INLINE basic_format_args(unsigned long long desc, - const detail::value<Context>* values) - : desc_(desc), values_(values) {} - constexpr basic_format_args(unsigned long long desc, const format_arg* args) - : desc_(desc), args_(args) {} - - public: - constexpr basic_format_args() : desc_(0), args_(nullptr) {} - - /** - \rst - Constructs a `basic_format_args` object from `~fmt::format_arg_store`. - \endrst - */ - template <typename... Args> - constexpr FMT_INLINE basic_format_args( - const format_arg_store<Context, Args...>& store) - : basic_format_args(format_arg_store<Context, Args...>::desc, - store.data_.args()) {} - - /** - \rst - Constructs a `basic_format_args` object from - `~fmt::dynamic_format_arg_store`. - \endrst - */ - constexpr FMT_INLINE basic_format_args( - const dynamic_format_arg_store<Context>& store) - : basic_format_args(store.get_types(), store.data()) {} - - /** - \rst - Constructs a `basic_format_args` object from a dynamic set of arguments. - \endrst - */ - constexpr basic_format_args(const format_arg* args, int count) - : basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), - args) {} - - /** Returns the argument with the specified id. */ - FMT_CONSTEXPR auto get(int id) const -> format_arg { - format_arg arg; - if (!is_packed()) { - if (id < max_size()) arg = args_[id]; - return arg; - } - if (id >= detail::max_packed_args) return arg; - arg.type_ = type(id); - if (arg.type_ == detail::type::none_type) return arg; - arg.value_ = values_[id]; - return arg; - } +template <typename Context> +class basic_format_args +{ +public: + using size_type = int; + using format_arg = basic_format_arg<Context>; + +private: + // A descriptor that contains information about formatting arguments. + // If the number of arguments is less or equal to max_packed_args then + // argument types are passed in the descriptor. This reduces binary code size + // per formatting function call. + unsigned long long desc_; + union + { + // If is_packed() returns true then argument values are stored in values_; + // otherwise they are stored in args_. This is done to improve cache + // locality and reduce compiled code size since storing larger objects + // may require more code (at least on x86-64) even if the same amount of + // data is actually copied to stack. It saves ~10% on the bloat test. + const detail::value<Context> *values_; + const format_arg *args_; + }; + + constexpr auto is_packed() const -> bool { return (desc_ & detail::is_unpacked_bit) == 0; } + auto has_named_args() const -> bool { return (desc_ & detail::has_named_args_bit) != 0; } + + FMT_CONSTEXPR auto type(int index) const -> detail::type + { + int shift = index * detail::packed_arg_bits; + unsigned int mask = (1 << detail::packed_arg_bits) - 1; + return static_cast<detail::type>((desc_ >> shift) & mask); + } + + constexpr FMT_INLINE basic_format_args(unsigned long long desc, const detail::value<Context> *values) : + desc_(desc), values_(values) + { + } + constexpr basic_format_args(unsigned long long desc, const format_arg *args) : desc_(desc), args_(args) {} + +public: + constexpr basic_format_args() : desc_(0), args_(nullptr) {} + + /** + \rst + Constructs a `basic_format_args` object from `~fmt::format_arg_store`. + \endrst + */ + template <typename... Args> + constexpr FMT_INLINE basic_format_args(const format_arg_store<Context, Args...> &store) : + basic_format_args(format_arg_store<Context, Args...>::desc, store.data_.args()) + { + } - template <typename Char> - auto get(basic_string_view<Char> name) const -> format_arg { - int id = get_id(name); - return id >= 0 ? get(id) : format_arg(); - } + /** + \rst + Constructs a `basic_format_args` object from + `~fmt::dynamic_format_arg_store`. + \endrst + */ + constexpr FMT_INLINE basic_format_args(const dynamic_format_arg_store<Context> &store) : + basic_format_args(store.get_types(), store.data()) + { + } + + /** + \rst + Constructs a `basic_format_args` object from a dynamic set of arguments. + \endrst + */ + constexpr basic_format_args(const format_arg *args, int count) : + basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), args) + { + } + + /** Returns the argument with the specified id. */ + FMT_CONSTEXPR auto get(int id) const -> format_arg + { + format_arg arg; + if(!is_packed()) + { + if(id < max_size()) + arg = args_[id]; + return arg; + } + if(id >= detail::max_packed_args) + return arg; + arg.type_ = type(id); + if(arg.type_ == detail::type::none_type) + return arg; + arg.value_ = values_[id]; + return arg; + } + + template <typename Char> + auto get(basic_string_view<Char> name) const -> format_arg + { + int id = get_id(name); + return id >= 0 ? get(id) : format_arg(); + } - template <typename Char> - auto get_id(basic_string_view<Char> name) const -> int { - if (!has_named_args()) return -1; - const auto& named_args = - (is_packed() ? values_[-1] : args_[-1].value_).named_args; - for (size_t i = 0; i < named_args.size; ++i) { - if (named_args.data[i].name == name) return named_args.data[i].id; + template <typename Char> + auto get_id(basic_string_view<Char> name) const -> int + { + if(!has_named_args()) + return -1; + const auto &named_args = (is_packed() ? values_[-1] : args_[-1].value_).named_args; + for(size_t i = 0; i < named_args.size; ++i) + { + if(named_args.data[i].name == name) + return named_args.data[i].id; + } + return -1; } - return -1; - } - auto max_size() const -> int { - unsigned long long max_packed = detail::max_packed_args; - return static_cast<int>(is_packed() ? max_packed - : desc_ & ~detail::is_unpacked_bit); - } + auto max_size() const -> int + { + unsigned long long max_packed = detail::max_packed_args; + return static_cast<int>(is_packed() ? max_packed : desc_ & ~detail::is_unpacked_bit); + } }; /** An alias to ``basic_format_args<format_context>``. */ @@ -2066,16 +2298,17 @@ using format_args = basic_format_args<format_context>; // Additionally, if an underlying type is specified, older gcc incorrectly warns // that the type is too small. Both bugs are fixed in gcc 9.3. #if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 -# define FMT_ENUM_UNDERLYING_TYPE(type) +#define FMT_ENUM_UNDERLYING_TYPE(type) #else -# define FMT_ENUM_UNDERLYING_TYPE(type) : type +#define FMT_ENUM_UNDERLYING_TYPE(type) : type #endif -namespace align { -enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, - numeric}; +namespace align +{ +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, numeric}; } using align_t = align::type; -namespace sign { +namespace sign +{ enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; } using sign_t = sign::type; @@ -2083,1045 +2316,1160 @@ using sign_t = sign::type; FMT_BEGIN_DETAIL_NAMESPACE // Workaround an array initialization issue in gcc 4.8. -template <typename Char> struct fill_t { - private: - enum { max_size = 4 }; - Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; - unsigned char size_ = 1; - - public: - FMT_CONSTEXPR void operator=(basic_string_view<Char> s) { - auto size = s.size(); - if (size > max_size) return throw_format_error("invalid fill"); - for (size_t i = 0; i < size; ++i) data_[i] = s[i]; - size_ = static_cast<unsigned char>(size); - } - - constexpr auto size() const -> size_t { return size_; } - constexpr auto data() const -> const Char* { return data_; } - - FMT_CONSTEXPR auto operator[](size_t index) -> Char& { return data_[index]; } - FMT_CONSTEXPR auto operator[](size_t index) const -> const Char& { - return data_[index]; - } +template <typename Char> +struct fill_t +{ +private: + enum + { + max_size = 4 + }; + Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; + unsigned char size_ = 1; + +public: + FMT_CONSTEXPR void operator=(basic_string_view<Char> s) + { + auto size = s.size(); + if(size > max_size) + return throw_format_error("invalid fill"); + for(size_t i = 0; i < size; ++i) + data_[i] = s[i]; + size_ = static_cast<unsigned char>(size); + } + + constexpr auto size() const -> size_t { return size_; } + constexpr auto data() const -> const Char * { return data_; } + + FMT_CONSTEXPR auto operator[](size_t index) -> Char & { return data_[index]; } + FMT_CONSTEXPR auto operator[](size_t index) const -> const Char & { return data_[index]; } }; FMT_END_DETAIL_NAMESPACE -enum class presentation_type : unsigned char { - none, - // Integer types should go first, - dec, // 'd' - oct, // 'o' - hex_lower, // 'x' - hex_upper, // 'X' - bin_lower, // 'b' - bin_upper, // 'B' - hexfloat_lower, // 'a' - hexfloat_upper, // 'A' - exp_lower, // 'e' - exp_upper, // 'E' - fixed_lower, // 'f' - fixed_upper, // 'F' - general_lower, // 'g' - general_upper, // 'G' - chr, // 'c' - string, // 's' - pointer, // 'p' - debug // '?' +enum class presentation_type : unsigned char +{ + none, + // Integer types should go first, + dec, // 'd' + oct, // 'o' + hex_lower, // 'x' + hex_upper, // 'X' + bin_lower, // 'b' + bin_upper, // 'B' + hexfloat_lower, // 'a' + hexfloat_upper, // 'A' + exp_lower, // 'e' + exp_upper, // 'E' + fixed_lower, // 'f' + fixed_upper, // 'F' + general_lower, // 'g' + general_upper, // 'G' + chr, // 'c' + string, // 's' + pointer, // 'p' + debug // '?' }; // Format specifiers for built-in and string types. -template <typename Char> struct basic_format_specs { - int width; - int precision; - presentation_type type; - align_t align : 4; - sign_t sign : 3; - bool alt : 1; // Alternate form ('#'). - bool localized : 1; - detail::fill_t<Char> fill; - - constexpr basic_format_specs() - : width(0), +template <typename Char> +struct basic_format_specs +{ + int width; + int precision; + presentation_type type; + align_t align : 4; + sign_t sign : 3; + bool alt : 1; // Alternate form ('#'). + bool localized : 1; + detail::fill_t<Char> fill; + + constexpr basic_format_specs() : + width(0), precision(-1), type(presentation_type::none), align(align::none), sign(sign::none), alt(false), - localized(false) {} + localized(false) + { + } }; using format_specs = basic_format_specs<char>; FMT_BEGIN_DETAIL_NAMESPACE -enum class arg_id_kind { none, index, name }; +enum class arg_id_kind +{ + none, + index, + name +}; // An argument reference. -template <typename Char> struct arg_ref { - FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} +template <typename Char> +struct arg_ref +{ + FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} - FMT_CONSTEXPR explicit arg_ref(int index) - : kind(arg_id_kind::index), val(index) {} - FMT_CONSTEXPR explicit arg_ref(basic_string_view<Char> name) - : kind(arg_id_kind::name), val(name) {} + FMT_CONSTEXPR explicit arg_ref(int index) : kind(arg_id_kind::index), val(index) {} + FMT_CONSTEXPR explicit arg_ref(basic_string_view<Char> name) : kind(arg_id_kind::name), val(name) {} - FMT_CONSTEXPR auto operator=(int idx) -> arg_ref& { - kind = arg_id_kind::index; - val.index = idx; - return *this; - } + FMT_CONSTEXPR auto operator=(int idx) -> arg_ref & + { + kind = arg_id_kind::index; + val.index = idx; + return *this; + } - arg_id_kind kind; - union value { - FMT_CONSTEXPR value(int id = 0) : index{id} {} - FMT_CONSTEXPR value(basic_string_view<Char> n) : name(n) {} + arg_id_kind kind; + union value + { + FMT_CONSTEXPR value(int id = 0) : index{id} {} + FMT_CONSTEXPR value(basic_string_view<Char> n) : name(n) {} - int index; - basic_string_view<Char> name; - } val; + int index; + basic_string_view<Char> name; + } val; }; // Format specifiers with width and precision resolved at formatting rather // than parsing time to allow re-using the same parsed specifiers with // different sets of arguments (precompilation of format strings). template <typename Char> -struct dynamic_format_specs : basic_format_specs<Char> { - arg_ref<Char> width_ref; - arg_ref<Char> precision_ref; +struct dynamic_format_specs : basic_format_specs<Char> +{ + arg_ref<Char> width_ref; + arg_ref<Char> precision_ref; }; -struct auto_id {}; +struct auto_id +{ +}; // A format specifier handler that sets fields in basic_format_specs. -template <typename Char> class specs_setter { - protected: - basic_format_specs<Char>& specs_; +template <typename Char> +class specs_setter +{ +protected: + basic_format_specs<Char> &specs_; - public: - explicit FMT_CONSTEXPR specs_setter(basic_format_specs<Char>& specs) - : specs_(specs) {} +public: + explicit FMT_CONSTEXPR specs_setter(basic_format_specs<Char> &specs) : specs_(specs) {} - FMT_CONSTEXPR specs_setter(const specs_setter& other) - : specs_(other.specs_) {} + FMT_CONSTEXPR specs_setter(const specs_setter &other) : specs_(other.specs_) {} - FMT_CONSTEXPR void on_align(align_t align) { specs_.align = align; } - FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { - specs_.fill = fill; - } - FMT_CONSTEXPR void on_sign(sign_t s) { specs_.sign = s; } - FMT_CONSTEXPR void on_hash() { specs_.alt = true; } - FMT_CONSTEXPR void on_localized() { specs_.localized = true; } + FMT_CONSTEXPR void on_align(align_t align) { specs_.align = align; } + FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { specs_.fill = fill; } + FMT_CONSTEXPR void on_sign(sign_t s) { specs_.sign = s; } + FMT_CONSTEXPR void on_hash() { specs_.alt = true; } + FMT_CONSTEXPR void on_localized() { specs_.localized = true; } - FMT_CONSTEXPR void on_zero() { - if (specs_.align == align::none) specs_.align = align::numeric; - specs_.fill[0] = Char('0'); - } + FMT_CONSTEXPR void on_zero() + { + if(specs_.align == align::none) + specs_.align = align::numeric; + specs_.fill[0] = Char('0'); + } - FMT_CONSTEXPR void on_width(int width) { specs_.width = width; } - FMT_CONSTEXPR void on_precision(int precision) { - specs_.precision = precision; - } - FMT_CONSTEXPR void end_precision() {} + FMT_CONSTEXPR void on_width(int width) { specs_.width = width; } + FMT_CONSTEXPR void on_precision(int precision) { specs_.precision = precision; } + FMT_CONSTEXPR void end_precision() {} - FMT_CONSTEXPR void on_type(presentation_type type) { specs_.type = type; } + FMT_CONSTEXPR void on_type(presentation_type type) { specs_.type = type; } }; // Format spec handler that saves references to arguments representing dynamic // width and precision to be resolved at formatting time. template <typename ParseContext> -class dynamic_specs_handler - : public specs_setter<typename ParseContext::char_type> { - public: - using char_type = typename ParseContext::char_type; +class dynamic_specs_handler : public specs_setter<typename ParseContext::char_type> +{ +public: + using char_type = typename ParseContext::char_type; - FMT_CONSTEXPR dynamic_specs_handler(dynamic_format_specs<char_type>& specs, - ParseContext& ctx) - : specs_setter<char_type>(specs), specs_(specs), context_(ctx) {} + FMT_CONSTEXPR dynamic_specs_handler(dynamic_format_specs<char_type> &specs, ParseContext &ctx) : + specs_setter<char_type>(specs), specs_(specs), context_(ctx) + { + } - FMT_CONSTEXPR dynamic_specs_handler(const dynamic_specs_handler& other) - : specs_setter<char_type>(other), - specs_(other.specs_), - context_(other.context_) {} + FMT_CONSTEXPR dynamic_specs_handler(const dynamic_specs_handler &other) : + specs_setter<char_type>(other), specs_(other.specs_), context_(other.context_) + { + } - template <typename Id> FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { - specs_.width_ref = make_arg_ref(arg_id); - } + template <typename Id> + FMT_CONSTEXPR void on_dynamic_width(Id arg_id) + { + specs_.width_ref = make_arg_ref(arg_id); + } - template <typename Id> FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { - specs_.precision_ref = make_arg_ref(arg_id); - } + template <typename Id> + FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) + { + specs_.precision_ref = make_arg_ref(arg_id); + } - FMT_CONSTEXPR void on_error(const char* message) { - context_.on_error(message); - } + FMT_CONSTEXPR void on_error(const char *message) { context_.on_error(message); } - private: - dynamic_format_specs<char_type>& specs_; - ParseContext& context_; +private: + dynamic_format_specs<char_type> &specs_; + ParseContext &context_; - using arg_ref_type = arg_ref<char_type>; + using arg_ref_type = arg_ref<char_type>; - FMT_CONSTEXPR auto make_arg_ref(int arg_id) -> arg_ref_type { - context_.check_arg_id(arg_id); - context_.check_dynamic_spec(arg_id); - return arg_ref_type(arg_id); - } + FMT_CONSTEXPR auto make_arg_ref(int arg_id) -> arg_ref_type + { + context_.check_arg_id(arg_id); + context_.check_dynamic_spec(arg_id); + return arg_ref_type(arg_id); + } - FMT_CONSTEXPR auto make_arg_ref(auto_id) -> arg_ref_type { - int arg_id = context_.next_arg_id(); - context_.check_dynamic_spec(arg_id); - return arg_ref_type(arg_id); - } + FMT_CONSTEXPR auto make_arg_ref(auto_id) -> arg_ref_type + { + int arg_id = context_.next_arg_id(); + context_.check_dynamic_spec(arg_id); + return arg_ref_type(arg_id); + } - FMT_CONSTEXPR auto make_arg_ref(basic_string_view<char_type> arg_id) - -> arg_ref_type { - context_.check_arg_id(arg_id); - basic_string_view<char_type> format_str( - context_.begin(), to_unsigned(context_.end() - context_.begin())); - return arg_ref_type(arg_id); - } + FMT_CONSTEXPR auto make_arg_ref(basic_string_view<char_type> arg_id) -> arg_ref_type + { + context_.check_arg_id(arg_id); + basic_string_view<char_type> format_str(context_.begin(), to_unsigned(context_.end() - context_.begin())); + return arg_ref_type(arg_id); + } }; -template <typename Char> constexpr bool is_ascii_letter(Char c) { - return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); +template <typename Char> +constexpr bool is_ascii_letter(Char c) +{ + return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); } // Converts a character to ASCII. Returns a number > 127 on conversion failure. template <typename Char, FMT_ENABLE_IF(std::is_integral<Char>::value)> -constexpr auto to_ascii(Char c) -> Char { - return c; +constexpr auto to_ascii(Char c) -> Char +{ + return c; } template <typename Char, FMT_ENABLE_IF(std::is_enum<Char>::value)> -constexpr auto to_ascii(Char c) -> underlying_t<Char> { - return c; +constexpr auto to_ascii(Char c) -> underlying_t<Char> +{ + return c; } -FMT_CONSTEXPR inline auto code_point_length_impl(char c) -> int { - return "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4" - [static_cast<unsigned char>(c) >> 3]; +FMT_CONSTEXPR inline auto code_point_length_impl(char c) -> int +{ + return "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4"[static_cast<unsigned char>(c) >> 3]; } template <typename Char> -FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int { - if (const_check(sizeof(Char) != 1)) return 1; - int len = code_point_length_impl(static_cast<char>(*begin)); +FMT_CONSTEXPR auto code_point_length(const Char *begin) -> int +{ + if(const_check(sizeof(Char) != 1)) + return 1; + int len = code_point_length_impl(static_cast<char>(*begin)); - // Compute the pointer to the next character early so that the next - // iteration can start working on the next character. Neither Clang - // nor GCC figure out this reordering on their own. - return len + !len; + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + return len + !len; } // Return the result via the out param to workaround gcc bug 77539. -template <bool IS_CONSTEXPR, typename T, typename Ptr = const T*> -FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr& out) -> bool { - for (out = first; out != last; ++out) { - if (*out == value) return true; - } - return false; +template <bool IS_CONSTEXPR, typename T, typename Ptr = const T *> +FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr &out) -> bool +{ + for(out = first; out != last; ++out) + { + if(*out == value) + return true; + } + return false; } template <> -inline auto find<false, char>(const char* first, const char* last, char value, - const char*& out) -> bool { - out = static_cast<const char*>( - std::memchr(first, value, to_unsigned(last - first))); - return out != nullptr; +inline auto find<false, char>(const char *first, const char *last, char value, const char *&out) -> bool +{ + out = static_cast<const char *>(std::memchr(first, value, to_unsigned(last - first))); + return out != nullptr; } // Parses the range [begin, end) as an unsigned integer. This function assumes // that the range is non-empty and the first character is a digit. template <typename Char> -FMT_CONSTEXPR auto parse_nonnegative_int(const Char*& begin, const Char* end, - int error_value) noexcept -> int { - FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); - unsigned value = 0, prev = 0; - auto p = begin; - do { - prev = value; - value = value * 10 + unsigned(*p - '0'); - ++p; - } while (p != end && '0' <= *p && *p <= '9'); - auto num_digits = p - begin; - begin = p; - if (num_digits <= std::numeric_limits<int>::digits10) - return static_cast<int>(value); - // Check for overflow. - const unsigned max = to_unsigned((std::numeric_limits<int>::max)()); - return num_digits == std::numeric_limits<int>::digits10 + 1 && - prev * 10ull + unsigned(p[-1] - '0') <= max - ? static_cast<int>(value) - : error_value; +FMT_CONSTEXPR auto parse_nonnegative_int(const Char *&begin, const Char *end, int error_value) noexcept -> int +{ + FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); + unsigned value = 0, prev = 0; + auto p = begin; + do + { + prev = value; + value = value * 10 + unsigned(*p - '0'); + ++p; + } while(p != end && '0' <= *p && *p <= '9'); + auto num_digits = p - begin; + begin = p; + if(num_digits <= std::numeric_limits<int>::digits10) + return static_cast<int>(value); + // Check for overflow. + const unsigned max = to_unsigned((std::numeric_limits<int>::max)()); + return num_digits == std::numeric_limits<int>::digits10 + 1 && prev * 10ull + unsigned(p[-1] - '0') <= max ? + static_cast<int>(value) : + error_value; } // Parses fill and alignment. template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - FMT_ASSERT(begin != end, ""); - auto align = align::none; - auto p = begin + code_point_length(begin); - if (end - p <= 0) p = begin; - for (;;) { - switch (to_ascii(*p)) { - case '<': - align = align::left; - break; - case '>': - align = align::right; - break; - case '^': - align = align::center; - break; - default: - break; - } - if (align != align::none) { - if (p != begin) { - auto c = *begin; - if (c == '{') - return handler.on_error("invalid fill character '{'"), begin; - handler.on_fill(basic_string_view<Char>(begin, to_unsigned(p - begin))); - begin = p + 1; - } else - ++begin; - handler.on_align(align); - break; - } else if (p == begin) { - break; +FMT_CONSTEXPR auto parse_align(const Char *begin, const Char *end, Handler &&handler) -> const Char * +{ + FMT_ASSERT(begin != end, ""); + auto align = align::none; + auto p = begin + code_point_length(begin); + if(end - p <= 0) + p = begin; + for(;;) + { + switch(to_ascii(*p)) + { + case '<': + align = align::left; + break; + case '>': + align = align::right; + break; + case '^': + align = align::center; + break; + default: + break; + } + if(align != align::none) + { + if(p != begin) + { + auto c = *begin; + if(c == '{') + return handler.on_error("invalid fill character '{'"), begin; + handler.on_fill(basic_string_view<Char>(begin, to_unsigned(p - begin))); + begin = p + 1; + } + else + ++begin; + handler.on_align(align); + break; + } + else if(p == begin) + { + break; + } + p = begin; } - p = begin; - } - return begin; + return begin; } -template <typename Char> FMT_CONSTEXPR bool is_name_start(Char c) { - return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; +template <typename Char> +FMT_CONSTEXPR bool is_name_start(Char c) +{ + return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; } template <typename Char, typename IDHandler> -FMT_CONSTEXPR auto do_parse_arg_id(const Char* begin, const Char* end, - IDHandler&& handler) -> const Char* { - FMT_ASSERT(begin != end, ""); - Char c = *begin; - if (c >= '0' && c <= '9') { - int index = 0; - if (c != '0') - index = - parse_nonnegative_int(begin, end, (std::numeric_limits<int>::max)()); - else - ++begin; - if (begin == end || (*begin != '}' && *begin != ':')) - handler.on_error("invalid format string"); - else - handler(index); - return begin; - } - if (!is_name_start(c)) { - handler.on_error("invalid format string"); - return begin; - } - auto it = begin; - do { - ++it; - } while (it != end && (is_name_start(c = *it) || ('0' <= c && c <= '9'))); - handler(basic_string_view<Char>(begin, to_unsigned(it - begin))); - return it; +FMT_CONSTEXPR auto do_parse_arg_id(const Char *begin, const Char *end, IDHandler &&handler) -> const Char * +{ + FMT_ASSERT(begin != end, ""); + Char c = *begin; + if(c >= '0' && c <= '9') + { + int index = 0; + if(c != '0') + index = parse_nonnegative_int(begin, end, (std::numeric_limits<int>::max)()); + else + ++begin; + if(begin == end || (*begin != '}' && *begin != ':')) + handler.on_error("invalid format string"); + else + handler(index); + return begin; + } + if(!is_name_start(c)) + { + handler.on_error("invalid format string"); + return begin; + } + auto it = begin; + do + { + ++it; + } while(it != end && (is_name_start(c = *it) || ('0' <= c && c <= '9'))); + handler(basic_string_view<Char>(begin, to_unsigned(it - begin))); + return it; } template <typename Char, typename IDHandler> -FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char* begin, const Char* end, - IDHandler&& handler) -> const Char* { - Char c = *begin; - if (c != '}' && c != ':') return do_parse_arg_id(begin, end, handler); - handler(); - return begin; +FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char *begin, const Char *end, IDHandler &&handler) -> const Char * +{ + Char c = *begin; + if(c != '}' && c != ':') + return do_parse_arg_id(begin, end, handler); + handler(); + return begin; } template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_width(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - using detail::auto_id; - struct width_adapter { - Handler& handler; - - FMT_CONSTEXPR void operator()() { handler.on_dynamic_width(auto_id()); } - FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_width(id); } - FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { - handler.on_dynamic_width(id); - } - FMT_CONSTEXPR void on_error(const char* message) { - if (message) handler.on_error(message); - } - }; - - FMT_ASSERT(begin != end, ""); - if ('0' <= *begin && *begin <= '9') { - int width = parse_nonnegative_int(begin, end, -1); - if (width != -1) - handler.on_width(width); - else - handler.on_error("number is too big"); - } else if (*begin == '{') { - ++begin; - if (begin != end) begin = parse_arg_id(begin, end, width_adapter{handler}); - if (begin == end || *begin != '}') - return handler.on_error("invalid format string"), begin; - ++begin; - } - return begin; +FMT_CONSTEXPR auto parse_width(const Char *begin, const Char *end, Handler &&handler) -> const Char * +{ + using detail::auto_id; + struct width_adapter + { + Handler &handler; + + FMT_CONSTEXPR void operator()() { handler.on_dynamic_width(auto_id()); } + FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_width(id); } + FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { handler.on_dynamic_width(id); } + FMT_CONSTEXPR void on_error(const char *message) + { + if(message) + handler.on_error(message); + } + }; + + FMT_ASSERT(begin != end, ""); + if('0' <= *begin && *begin <= '9') + { + int width = parse_nonnegative_int(begin, end, -1); + if(width != -1) + handler.on_width(width); + else + handler.on_error("number is too big"); + } + else if(*begin == '{') + { + ++begin; + if(begin != end) + begin = parse_arg_id(begin, end, width_adapter{handler}); + if(begin == end || *begin != '}') + return handler.on_error("invalid format string"), begin; + ++begin; + } + return begin; } template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_precision(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - using detail::auto_id; - struct precision_adapter { - Handler& handler; - - FMT_CONSTEXPR void operator()() { handler.on_dynamic_precision(auto_id()); } - FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_precision(id); } - FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { - handler.on_dynamic_precision(id); - } - FMT_CONSTEXPR void on_error(const char* message) { - if (message) handler.on_error(message); - } - }; - - ++begin; - auto c = begin != end ? *begin : Char(); - if ('0' <= c && c <= '9') { - auto precision = parse_nonnegative_int(begin, end, -1); - if (precision != -1) - handler.on_precision(precision); - else - handler.on_error("number is too big"); - } else if (c == '{') { +FMT_CONSTEXPR auto parse_precision(const Char *begin, const Char *end, Handler &&handler) -> const Char * +{ + using detail::auto_id; + struct precision_adapter + { + Handler &handler; + + FMT_CONSTEXPR void operator()() { handler.on_dynamic_precision(auto_id()); } + FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_precision(id); } + FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { handler.on_dynamic_precision(id); } + FMT_CONSTEXPR void on_error(const char *message) + { + if(message) + handler.on_error(message); + } + }; + ++begin; - if (begin != end) - begin = parse_arg_id(begin, end, precision_adapter{handler}); - if (begin == end || *begin++ != '}') - return handler.on_error("invalid format string"), begin; - } else { - return handler.on_error("missing precision specifier"), begin; - } - handler.end_precision(); - return begin; + auto c = begin != end ? *begin : Char(); + if('0' <= c && c <= '9') + { + auto precision = parse_nonnegative_int(begin, end, -1); + if(precision != -1) + handler.on_precision(precision); + else + handler.on_error("number is too big"); + } + else if(c == '{') + { + ++begin; + if(begin != end) + begin = parse_arg_id(begin, end, precision_adapter{handler}); + if(begin == end || *begin++ != '}') + return handler.on_error("invalid format string"), begin; + } + else + { + return handler.on_error("missing precision specifier"), begin; + } + handler.end_precision(); + return begin; } template <typename Char> -FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type { - switch (to_ascii(type)) { - case 'd': - return presentation_type::dec; - case 'o': - return presentation_type::oct; - case 'x': - return presentation_type::hex_lower; - case 'X': - return presentation_type::hex_upper; - case 'b': - return presentation_type::bin_lower; - case 'B': - return presentation_type::bin_upper; - case 'a': - return presentation_type::hexfloat_lower; - case 'A': - return presentation_type::hexfloat_upper; - case 'e': - return presentation_type::exp_lower; - case 'E': - return presentation_type::exp_upper; - case 'f': - return presentation_type::fixed_lower; - case 'F': - return presentation_type::fixed_upper; - case 'g': - return presentation_type::general_lower; - case 'G': - return presentation_type::general_upper; - case 'c': - return presentation_type::chr; - case 's': - return presentation_type::string; - case 'p': - return presentation_type::pointer; - case '?': - return presentation_type::debug; - default: - return presentation_type::none; - } +FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type +{ + switch(to_ascii(type)) + { + case 'd': + return presentation_type::dec; + case 'o': + return presentation_type::oct; + case 'x': + return presentation_type::hex_lower; + case 'X': + return presentation_type::hex_upper; + case 'b': + return presentation_type::bin_lower; + case 'B': + return presentation_type::bin_upper; + case 'a': + return presentation_type::hexfloat_lower; + case 'A': + return presentation_type::hexfloat_upper; + case 'e': + return presentation_type::exp_lower; + case 'E': + return presentation_type::exp_upper; + case 'f': + return presentation_type::fixed_lower; + case 'F': + return presentation_type::fixed_upper; + case 'g': + return presentation_type::general_lower; + case 'G': + return presentation_type::general_upper; + case 'c': + return presentation_type::chr; + case 's': + return presentation_type::string; + case 'p': + return presentation_type::pointer; + case '?': + return presentation_type::debug; + default: + return presentation_type::none; + } } // Parses standard format specifiers and sends notifications about parsed // components to handler. template <typename Char, typename SpecHandler> -FMT_CONSTEXPR FMT_INLINE auto parse_format_specs(const Char* begin, - const Char* end, - SpecHandler&& handler) - -> const Char* { - if (1 < end - begin && begin[1] == '}' && is_ascii_letter(*begin) && - *begin != 'L') { - presentation_type type = parse_presentation_type(*begin++); - if (type == presentation_type::none) - handler.on_error("invalid type specifier"); - handler.on_type(type); - return begin; - } +FMT_CONSTEXPR FMT_INLINE auto parse_format_specs(const Char *begin, const Char *end, SpecHandler &&handler) + -> const Char * +{ + if(1 < end - begin && begin[1] == '}' && is_ascii_letter(*begin) && *begin != 'L') + { + presentation_type type = parse_presentation_type(*begin++); + if(type == presentation_type::none) + handler.on_error("invalid type specifier"); + handler.on_type(type); + return begin; + } - if (begin == end) return begin; + if(begin == end) + return begin; + + begin = parse_align(begin, end, handler); + if(begin == end) + return begin; + + // Parse sign. + switch(to_ascii(*begin)) + { + case '+': + handler.on_sign(sign::plus); + ++begin; + break; + case '-': + handler.on_sign(sign::minus); + ++begin; + break; + case ' ': + handler.on_sign(sign::space); + ++begin; + break; + default: + break; + } + if(begin == end) + return begin; + + if(*begin == '#') + { + handler.on_hash(); + if(++begin == end) + return begin; + } - begin = parse_align(begin, end, handler); - if (begin == end) return begin; + // Parse zero flag. + if(*begin == '0') + { + handler.on_zero(); + if(++begin == end) + return begin; + } - // Parse sign. - switch (to_ascii(*begin)) { - case '+': - handler.on_sign(sign::plus); - ++begin; - break; - case '-': - handler.on_sign(sign::minus); - ++begin; - break; - case ' ': - handler.on_sign(sign::space); - ++begin; - break; - default: - break; - } - if (begin == end) return begin; - - if (*begin == '#') { - handler.on_hash(); - if (++begin == end) return begin; - } - - // Parse zero flag. - if (*begin == '0') { - handler.on_zero(); - if (++begin == end) return begin; - } - - begin = parse_width(begin, end, handler); - if (begin == end) return begin; - - // Parse precision. - if (*begin == '.') { - begin = parse_precision(begin, end, handler); - if (begin == end) return begin; - } - - if (*begin == 'L') { - handler.on_localized(); - ++begin; - } + begin = parse_width(begin, end, handler); + if(begin == end) + return begin; + + // Parse precision. + if(*begin == '.') + { + begin = parse_precision(begin, end, handler); + if(begin == end) + return begin; + } + + if(*begin == 'L') + { + handler.on_localized(); + ++begin; + } - // Parse type. - if (begin != end && *begin != '}') { - presentation_type type = parse_presentation_type(*begin++); - if (type == presentation_type::none) - handler.on_error("invalid type specifier"); - handler.on_type(type); - } - return begin; + // Parse type. + if(begin != end && *begin != '}') + { + presentation_type type = parse_presentation_type(*begin++); + if(type == presentation_type::none) + handler.on_error("invalid type specifier"); + handler.on_type(type); + } + return begin; } template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_replacement_field(const Char* begin, const Char* end, - Handler&& handler) -> const Char* { - struct id_adapter { - Handler& handler; - int arg_id; - - FMT_CONSTEXPR void operator()() { arg_id = handler.on_arg_id(); } - FMT_CONSTEXPR void operator()(int id) { arg_id = handler.on_arg_id(id); } - FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { - arg_id = handler.on_arg_id(id); - } - FMT_CONSTEXPR void on_error(const char* message) { - if (message) handler.on_error(message); - } - }; - - ++begin; - if (begin == end) return handler.on_error("invalid format string"), end; - if (*begin == '}') { - handler.on_replacement_field(handler.on_arg_id(), begin); - } else if (*begin == '{') { - handler.on_text(begin, begin + 1); - } else { - auto adapter = id_adapter{handler, 0}; - begin = parse_arg_id(begin, end, adapter); - Char c = begin != end ? *begin : Char(); - if (c == '}') { - handler.on_replacement_field(adapter.arg_id, begin); - } else if (c == ':') { - begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); - if (begin == end || *begin != '}') - return handler.on_error("unknown format specifier"), end; - } else { - return handler.on_error("missing '}' in format string"), end; - } - } - return begin + 1; +FMT_CONSTEXPR auto parse_replacement_field(const Char *begin, const Char *end, Handler &&handler) -> const Char * +{ + struct id_adapter + { + Handler &handler; + int arg_id; + + FMT_CONSTEXPR void operator()() { arg_id = handler.on_arg_id(); } + FMT_CONSTEXPR void operator()(int id) { arg_id = handler.on_arg_id(id); } + FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { arg_id = handler.on_arg_id(id); } + FMT_CONSTEXPR void on_error(const char *message) + { + if(message) + handler.on_error(message); + } + }; + + ++begin; + if(begin == end) + return handler.on_error("invalid format string"), end; + if(*begin == '}') + { + handler.on_replacement_field(handler.on_arg_id(), begin); + } + else if(*begin == '{') + { + handler.on_text(begin, begin + 1); + } + else + { + auto adapter = id_adapter{handler, 0}; + begin = parse_arg_id(begin, end, adapter); + Char c = begin != end ? *begin : Char(); + if(c == '}') + { + handler.on_replacement_field(adapter.arg_id, begin); + } + else if(c == ':') + { + begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); + if(begin == end || *begin != '}') + return handler.on_error("unknown format specifier"), end; + } + else + { + return handler.on_error("missing '}' in format string"), end; + } + } + return begin + 1; } template <bool IS_CONSTEXPR, typename Char, typename Handler> -FMT_CONSTEXPR FMT_INLINE void parse_format_string( - basic_string_view<Char> format_str, Handler&& handler) { - // Workaround a name-lookup bug in MSVC's modules implementation. - using detail::find; - - auto begin = format_str.data(); - auto end = begin + format_str.size(); - if (end - begin < 32) { - // Use a simple loop instead of memchr for small strings. - const Char* p = begin; - while (p != end) { - auto c = *p++; - if (c == '{') { - handler.on_text(begin, p - 1); - begin = p = parse_replacement_field(p - 1, end, handler); - } else if (c == '}') { - if (p == end || *p != '}') - return handler.on_error("unmatched '}' in format string"); - handler.on_text(begin, p); - begin = ++p; - } - } - handler.on_text(begin, end); - return; - } - struct writer { - FMT_CONSTEXPR void operator()(const Char* from, const Char* to) { - if (from == to) return; - for (;;) { - const Char* p = nullptr; - if (!find<IS_CONSTEXPR>(from, to, Char('}'), p)) - return handler_.on_text(from, to); - ++p; - if (p == to || *p != '}') - return handler_.on_error("unmatched '}' in format string"); - handler_.on_text(from, p); - from = p + 1; - } +FMT_CONSTEXPR FMT_INLINE void parse_format_string(basic_string_view<Char> format_str, Handler &&handler) +{ + // Workaround a name-lookup bug in MSVC's modules implementation. + using detail::find; + + auto begin = format_str.data(); + auto end = begin + format_str.size(); + if(end - begin < 32) + { + // Use a simple loop instead of memchr for small strings. + const Char *p = begin; + while(p != end) + { + auto c = *p++; + if(c == '{') + { + handler.on_text(begin, p - 1); + begin = p = parse_replacement_field(p - 1, end, handler); + } + else if(c == '}') + { + if(p == end || *p != '}') + return handler.on_error("unmatched '}' in format string"); + handler.on_text(begin, p); + begin = ++p; + } + } + handler.on_text(begin, end); + return; + } + struct writer + { + FMT_CONSTEXPR void operator()(const Char *from, const Char *to) + { + if(from == to) + return; + for(;;) + { + const Char *p = nullptr; + if(!find<IS_CONSTEXPR>(from, to, Char('}'), p)) + return handler_.on_text(from, to); + ++p; + if(p == to || *p != '}') + return handler_.on_error("unmatched '}' in format string"); + handler_.on_text(from, p); + from = p + 1; + } + } + Handler &handler_; + } write = {handler}; + while(begin != end) + { + // Doing two passes with memchr (one for '{' and another for '}') is up to + // 2.5x faster than the naive one-pass implementation on big format strings. + const Char *p = begin; + if(*begin != '{' && !find<IS_CONSTEXPR>(begin + 1, end, Char('{'), p)) + return write(begin, end); + write(begin, p); + begin = parse_replacement_field(p, end, handler); } - Handler& handler_; - } write = {handler}; - while (begin != end) { - // Doing two passes with memchr (one for '{' and another for '}') is up to - // 2.5x faster than the naive one-pass implementation on big format strings. - const Char* p = begin; - if (*begin != '{' && !find<IS_CONSTEXPR>(begin + 1, end, Char('{'), p)) - return write(begin, end); - write(begin, p); - begin = parse_replacement_field(p, end, handler); - } } -template <typename T, bool = is_named_arg<T>::value> struct strip_named_arg { - using type = T; +template <typename T, bool = is_named_arg<T>::value> +struct strip_named_arg +{ + using type = T; }; -template <typename T> struct strip_named_arg<T, true> { - using type = remove_cvref_t<decltype(T::value)>; +template <typename T> +struct strip_named_arg<T, true> +{ + using type = remove_cvref_t<decltype(T::value)>; }; template <typename T, typename ParseContext> -FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) - -> decltype(ctx.begin()) { - using char_type = typename ParseContext::char_type; - using context = buffer_context<char_type>; - using stripped_type = typename strip_named_arg<T>::type; - using mapped_type = conditional_t< - mapped_type_constant<T, context>::value != type::custom_type, - decltype(arg_mapper<context>().map(std::declval<const T&>())), - stripped_type>; - auto f = conditional_t<has_formatter<mapped_type, context>::value, - formatter<mapped_type, char_type>, - fallback_formatter<stripped_type, char_type>>(); - return f.parse(ctx); +FMT_CONSTEXPR auto parse_format_specs(ParseContext &ctx) -> decltype(ctx.begin()) +{ + using char_type = typename ParseContext::char_type; + using context = buffer_context<char_type>; + using stripped_type = typename strip_named_arg<T>::type; + using mapped_type = conditional_t< + mapped_type_constant<T, context>::value != type::custom_type, + decltype(arg_mapper<context>().map(std::declval<const T &>())), + stripped_type>; + auto f = conditional_t< + has_formatter<mapped_type, context>::value, + formatter<mapped_type, char_type>, + fallback_formatter<stripped_type, char_type>>(); + return f.parse(ctx); } template <typename ErrorHandler> -FMT_CONSTEXPR void check_int_type_spec(presentation_type type, - ErrorHandler&& eh) { - if (type > presentation_type::bin_upper && type != presentation_type::chr) - eh.on_error("invalid type specifier"); +FMT_CONSTEXPR void check_int_type_spec(presentation_type type, ErrorHandler &&eh) +{ + if(type > presentation_type::bin_upper && type != presentation_type::chr) + eh.on_error("invalid type specifier"); } // Checks char specs and returns true if the type spec is char (and not int). template <typename Char, typename ErrorHandler = error_handler> -FMT_CONSTEXPR auto check_char_specs(const basic_format_specs<Char>& specs, - ErrorHandler&& eh = {}) -> bool { - if (specs.type != presentation_type::none && - specs.type != presentation_type::chr && - specs.type != presentation_type::debug) { - check_int_type_spec(specs.type, eh); - return false; - } - if (specs.align == align::numeric || specs.sign != sign::none || specs.alt) - eh.on_error("invalid format specifier for char"); - return true; +FMT_CONSTEXPR auto check_char_specs(const basic_format_specs<Char> &specs, ErrorHandler &&eh = {}) -> bool +{ + if(specs.type != presentation_type::none && specs.type != presentation_type::chr && + specs.type != presentation_type::debug) + { + check_int_type_spec(specs.type, eh); + return false; + } + if(specs.align == align::numeric || specs.sign != sign::none || specs.alt) + eh.on_error("invalid format specifier for char"); + return true; } // A floating-point presentation format. -enum class float_format : unsigned char { - general, // General: exponent notation or fixed point based on magnitude. - exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. - fixed, // Fixed point with the default precision of 6, e.g. 0.0012. - hex +enum class float_format : unsigned char +{ + general, // General: exponent notation or fixed point based on magnitude. + exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. + fixed, // Fixed point with the default precision of 6, e.g. 0.0012. + hex }; -struct float_specs { - int precision; - float_format format : 8; - sign_t sign : 8; - bool upper : 1; - bool locale : 1; - bool binary32 : 1; - bool showpoint : 1; +struct float_specs +{ + int precision; + float_format format : 8; + sign_t sign : 8; + bool upper : 1; + bool locale : 1; + bool binary32 : 1; + bool showpoint : 1; }; template <typename ErrorHandler = error_handler, typename Char> -FMT_CONSTEXPR auto parse_float_type_spec(const basic_format_specs<Char>& specs, - ErrorHandler&& eh = {}) - -> float_specs { - auto result = float_specs(); - result.showpoint = specs.alt; - result.locale = specs.localized; - switch (specs.type) { - case presentation_type::none: - result.format = float_format::general; - break; - case presentation_type::general_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::general_lower: - result.format = float_format::general; - break; - case presentation_type::exp_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::exp_lower: - result.format = float_format::exp; - result.showpoint |= specs.precision != 0; - break; - case presentation_type::fixed_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::fixed_lower: - result.format = float_format::fixed; - result.showpoint |= specs.precision != 0; - break; - case presentation_type::hexfloat_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::hexfloat_lower: - result.format = float_format::hex; - break; - default: - eh.on_error("invalid type specifier"); - break; - } - return result; +FMT_CONSTEXPR auto parse_float_type_spec(const basic_format_specs<Char> &specs, ErrorHandler &&eh = {}) -> float_specs +{ + auto result = float_specs(); + result.showpoint = specs.alt; + result.locale = specs.localized; + switch(specs.type) + { + case presentation_type::none: + result.format = float_format::general; + break; + case presentation_type::general_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::general_lower: + result.format = float_format::general; + break; + case presentation_type::exp_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::exp_lower: + result.format = float_format::exp; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::fixed_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::fixed_lower: + result.format = float_format::fixed; + result.showpoint |= specs.precision != 0; + break; + case presentation_type::hexfloat_upper: + result.upper = true; + FMT_FALLTHROUGH; + case presentation_type::hexfloat_lower: + result.format = float_format::hex; + break; + default: + eh.on_error("invalid type specifier"); + break; + } + return result; } template <typename ErrorHandler = error_handler> -FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, - ErrorHandler&& eh = {}) -> bool { - if (type == presentation_type::none || type == presentation_type::string || - type == presentation_type::debug) - return true; - if (type != presentation_type::pointer) eh.on_error("invalid type specifier"); - return false; +FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, ErrorHandler &&eh = {}) -> bool +{ + if(type == presentation_type::none || type == presentation_type::string || type == presentation_type::debug) + return true; + if(type != presentation_type::pointer) + eh.on_error("invalid type specifier"); + return false; } template <typename ErrorHandler = error_handler> -FMT_CONSTEXPR void check_string_type_spec(presentation_type type, - ErrorHandler&& eh = {}) { - if (type != presentation_type::none && type != presentation_type::string && - type != presentation_type::debug) - eh.on_error("invalid type specifier"); +FMT_CONSTEXPR void check_string_type_spec(presentation_type type, ErrorHandler &&eh = {}) +{ + if(type != presentation_type::none && type != presentation_type::string && type != presentation_type::debug) + eh.on_error("invalid type specifier"); } template <typename ErrorHandler> -FMT_CONSTEXPR void check_pointer_type_spec(presentation_type type, - ErrorHandler&& eh) { - if (type != presentation_type::none && type != presentation_type::pointer) - eh.on_error("invalid type specifier"); +FMT_CONSTEXPR void check_pointer_type_spec(presentation_type type, ErrorHandler &&eh) +{ + if(type != presentation_type::none && type != presentation_type::pointer) + eh.on_error("invalid type specifier"); } // A parse_format_specs handler that checks if specifiers are consistent with // the argument type. -template <typename Handler> class specs_checker : public Handler { - private: - detail::type arg_type_; - - FMT_CONSTEXPR void require_numeric_argument() { - if (!is_arithmetic_type(arg_type_)) - this->on_error("format specifier requires numeric argument"); - } - - public: - FMT_CONSTEXPR specs_checker(const Handler& handler, detail::type arg_type) - : Handler(handler), arg_type_(arg_type) {} - - FMT_CONSTEXPR void on_align(align_t align) { - if (align == align::numeric) require_numeric_argument(); - Handler::on_align(align); - } - - FMT_CONSTEXPR void on_sign(sign_t s) { - require_numeric_argument(); - if (is_integral_type(arg_type_) && arg_type_ != type::int_type && - arg_type_ != type::long_long_type && arg_type_ != type::int128_type && - arg_type_ != type::char_type) { - this->on_error("format specifier requires signed argument"); - } - Handler::on_sign(s); - } - - FMT_CONSTEXPR void on_hash() { - require_numeric_argument(); - Handler::on_hash(); - } - - FMT_CONSTEXPR void on_localized() { - require_numeric_argument(); - Handler::on_localized(); - } - - FMT_CONSTEXPR void on_zero() { - require_numeric_argument(); - Handler::on_zero(); - } - - FMT_CONSTEXPR void end_precision() { - if (is_integral_type(arg_type_) || arg_type_ == type::pointer_type) - this->on_error("precision not allowed for this argument type"); - } +template <typename Handler> +class specs_checker : public Handler +{ +private: + detail::type arg_type_; + + FMT_CONSTEXPR void require_numeric_argument() + { + if(!is_arithmetic_type(arg_type_)) + this->on_error("format specifier requires numeric argument"); + } + +public: + FMT_CONSTEXPR specs_checker(const Handler &handler, detail::type arg_type) : Handler(handler), arg_type_(arg_type) + { + } + + FMT_CONSTEXPR void on_align(align_t align) + { + if(align == align::numeric) + require_numeric_argument(); + Handler::on_align(align); + } + + FMT_CONSTEXPR void on_sign(sign_t s) + { + require_numeric_argument(); + if(is_integral_type(arg_type_) && arg_type_ != type::int_type && arg_type_ != type::long_long_type && + arg_type_ != type::int128_type && arg_type_ != type::char_type) + { + this->on_error("format specifier requires signed argument"); + } + Handler::on_sign(s); + } + + FMT_CONSTEXPR void on_hash() + { + require_numeric_argument(); + Handler::on_hash(); + } + + FMT_CONSTEXPR void on_localized() + { + require_numeric_argument(); + Handler::on_localized(); + } + + FMT_CONSTEXPR void on_zero() + { + require_numeric_argument(); + Handler::on_zero(); + } + + FMT_CONSTEXPR void end_precision() + { + if(is_integral_type(arg_type_) || arg_type_ == type::pointer_type) + this->on_error("precision not allowed for this argument type"); + } }; constexpr int invalid_arg_index = -1; #if FMT_USE_NONTYPE_TEMPLATE_ARGS template <int N, typename T, typename... Args, typename Char> -constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int { - if constexpr (detail::is_statically_named_arg<T>()) { - if (name == T::name) return N; - } - if constexpr (sizeof...(Args) > 0) - return get_arg_index_by_name<N + 1, Args...>(name); - (void)name; // Workaround an MSVC bug about "unused" parameter. - return invalid_arg_index; +constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int +{ + if constexpr(detail::is_statically_named_arg<T>()) + { + if(name == T::name) + return N; + } + if constexpr(sizeof...(Args) > 0) + return get_arg_index_by_name<N + 1, Args...>(name); + (void) name; // Workaround an MSVC bug about "unused" parameter. + return invalid_arg_index; } #endif template <typename... Args, typename Char> -FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view<Char> name) -> int { +FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view<Char> name) -> int +{ #if FMT_USE_NONTYPE_TEMPLATE_ARGS - if constexpr (sizeof...(Args) > 0) - return get_arg_index_by_name<0, Args...>(name); + if constexpr(sizeof...(Args) > 0) + return get_arg_index_by_name<0, Args...>(name); #endif - (void)name; - return invalid_arg_index; + (void) name; + return invalid_arg_index; } template <typename Char, typename ErrorHandler, typename... Args> -class format_string_checker { - private: - // In the future basic_format_parse_context will replace compile_parse_context - // here and will use is_constant_evaluated and downcasting to access the data - // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. - using parse_context_type = compile_parse_context<Char, ErrorHandler>; - static constexpr int num_args = sizeof...(Args); - - // Format specifier parsing function. - using parse_func = const Char* (*)(parse_context_type&); - - parse_context_type context_; - parse_func parse_funcs_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; - type types_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; - - public: - explicit FMT_CONSTEXPR format_string_checker( - basic_string_view<Char> format_str, ErrorHandler eh) - : context_(format_str, num_args, types_, eh), +class format_string_checker +{ +private: + // In the future basic_format_parse_context will replace compile_parse_context + // here and will use is_constant_evaluated and downcasting to access the data + // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. + using parse_context_type = compile_parse_context<Char, ErrorHandler>; + static constexpr int num_args = sizeof...(Args); + + // Format specifier parsing function. + using parse_func = const Char *(*) (parse_context_type &); + + parse_context_type context_; + parse_func parse_funcs_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; + type types_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; + +public: + explicit FMT_CONSTEXPR format_string_checker(basic_string_view<Char> format_str, ErrorHandler eh) : + context_(format_str, num_args, types_, eh), parse_funcs_{&parse_format_specs<Args, parse_context_type>...}, - types_{ - mapped_type_constant<Args, - basic_format_context<Char*, Char>>::value...} { - } - - FMT_CONSTEXPR void on_text(const Char*, const Char*) {} - - FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } - FMT_CONSTEXPR auto on_arg_id(int id) -> int { - return context_.check_arg_id(id), id; - } - FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int { + types_{mapped_type_constant<Args, basic_format_context<Char *, Char>>::value...} + { + } + + FMT_CONSTEXPR void on_text(const Char *, const Char *) {} + + FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { return context_.check_arg_id(id), id; } + FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int + { #if FMT_USE_NONTYPE_TEMPLATE_ARGS - auto index = get_arg_index_by_name<Args...>(id); - if (index == invalid_arg_index) on_error("named argument is not found"); - return context_.check_arg_id(index), index; + auto index = get_arg_index_by_name<Args...>(id); + if(index == invalid_arg_index) + on_error("named argument is not found"); + return context_.check_arg_id(index), index; #else - (void)id; - on_error("compile-time checks for named arguments require C++20 support"); - return 0; + (void) id; + on_error("compile-time checks for named arguments require C++20 support"); + return 0; #endif - } + } - FMT_CONSTEXPR void on_replacement_field(int, const Char*) {} + FMT_CONSTEXPR void on_replacement_field(int, const Char *) {} - FMT_CONSTEXPR auto on_format_specs(int id, const Char* begin, const Char*) - -> const Char* { - context_.advance_to(context_.begin() + (begin - &*context_.begin())); - // id >= 0 check is a workaround for gcc 10 bug (#2065). - return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; - } + FMT_CONSTEXPR auto on_format_specs(int id, const Char *begin, const Char *) -> const Char * + { + context_.advance_to(context_.begin() + (begin - &*context_.begin())); + // id >= 0 check is a workaround for gcc 10 bug (#2065). + return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; + } - FMT_CONSTEXPR void on_error(const char* message) { - context_.on_error(message); - } + FMT_CONSTEXPR void on_error(const char *message) + { + context_.on_error(message); + } }; // Reports a compile-time error if S is not a valid format string. template <typename..., typename S, FMT_ENABLE_IF(!is_compile_string<S>::value)> -FMT_INLINE void check_format_string(const S&) { +FMT_INLINE void check_format_string(const S &) +{ #ifdef FMT_ENFORCE_COMPILE_STRING - static_assert(is_compile_string<S>::value, - "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " - "FMT_STRING."); + static_assert( + is_compile_string<S>::value, + "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " + "FMT_STRING."); #endif } -template <typename... Args, typename S, - FMT_ENABLE_IF(is_compile_string<S>::value)> -void check_format_string(S format_str) { - FMT_CONSTEXPR auto s = basic_string_view<typename S::char_type>(format_str); - using checker = format_string_checker<typename S::char_type, error_handler, - remove_cvref_t<Args>...>; - FMT_CONSTEXPR bool invalid_format = - (parse_format_string<true>(s, checker(s, {})), true); - ignore_unused(invalid_format); +template <typename... Args, typename S, FMT_ENABLE_IF(is_compile_string<S>::value)> +void check_format_string(S format_str) +{ + FMT_CONSTEXPR auto s = basic_string_view<typename S::char_type>(format_str); + using checker = format_string_checker<typename S::char_type, error_handler, remove_cvref_t<Args>...>; + FMT_CONSTEXPR bool invalid_format = (parse_format_string<true>(s, checker(s, {})), true); + ignore_unused(invalid_format); } template <typename Char> void vformat_to( - buffer<Char>& buf, basic_string_view<Char> fmt, + buffer<Char> &buf, + basic_string_view<Char> fmt, basic_format_args<FMT_BUFFER_CONTEXT(type_identity_t<Char>)> args, - locale_ref loc = {}); + locale_ref loc = {}); -FMT_API void vprint_mojibake(std::FILE*, string_view, format_args); +FMT_API void vprint_mojibake(std::FILE *, string_view, format_args); #ifndef _WIN32 -inline void vprint_mojibake(std::FILE*, string_view, format_args) {} +inline void vprint_mojibake(std::FILE *, string_view, format_args) {} #endif FMT_END_DETAIL_NAMESPACE // A formatter specialization for the core types corresponding to detail::type // constants. template <typename T, typename Char> -struct formatter<T, Char, - enable_if_t<detail::type_constant<T, Char>::value != - detail::type::custom_type>> { - private: - detail::dynamic_format_specs<Char> specs_; - - public: - // Parses format specifiers stopping either at the end of the range or at the - // terminating '}'. - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - auto begin = ctx.begin(), end = ctx.end(); - if (begin == end) return begin; - using handler_type = detail::dynamic_specs_handler<ParseContext>; - auto type = detail::type_constant<T, Char>::value; - auto checker = - detail::specs_checker<handler_type>(handler_type(specs_, ctx), type); - auto it = detail::parse_format_specs(begin, end, checker); - auto eh = ctx.error_handler(); - switch (type) { - case detail::type::none_type: - FMT_ASSERT(false, "invalid argument type"); - break; - case detail::type::bool_type: - if (specs_.type == presentation_type::none || - specs_.type == presentation_type::string) { - break; - } - FMT_FALLTHROUGH; - case detail::type::int_type: - case detail::type::uint_type: - case detail::type::long_long_type: - case detail::type::ulong_long_type: - case detail::type::int128_type: - case detail::type::uint128_type: - detail::check_int_type_spec(specs_.type, eh); - break; - case detail::type::char_type: - detail::check_char_specs(specs_, eh); - break; - case detail::type::float_type: - if (detail::const_check(FMT_USE_FLOAT)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "float support disabled"); - break; - case detail::type::double_type: - if (detail::const_check(FMT_USE_DOUBLE)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "double support disabled"); - break; - case detail::type::long_double_type: - if (detail::const_check(FMT_USE_LONG_DOUBLE)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "long double support disabled"); - break; - case detail::type::cstring_type: - detail::check_cstring_type_spec(specs_.type, eh); - break; - case detail::type::string_type: - detail::check_string_type_spec(specs_.type, eh); - break; - case detail::type::pointer_type: - detail::check_pointer_type_spec(specs_.type, eh); - break; - case detail::type::custom_type: - // Custom format specifiers are checked in parse functions of - // formatter specializations. - break; +struct formatter<T, Char, enable_if_t<detail::type_constant<T, Char>::value != detail::type::custom_type>> +{ +private: + detail::dynamic_format_specs<Char> specs_; + +public: + // Parses format specifiers stopping either at the end of the range or at the + // terminating '}'. + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + auto begin = ctx.begin(), end = ctx.end(); + if(begin == end) + return begin; + using handler_type = detail::dynamic_specs_handler<ParseContext>; + auto type = detail::type_constant<T, Char>::value; + auto checker = detail::specs_checker<handler_type>(handler_type(specs_, ctx), type); + auto it = detail::parse_format_specs(begin, end, checker); + auto eh = ctx.error_handler(); + switch(type) + { + case detail::type::none_type: + FMT_ASSERT(false, "invalid argument type"); + break; + case detail::type::bool_type: + if(specs_.type == presentation_type::none || specs_.type == presentation_type::string) + { + break; + } + FMT_FALLTHROUGH; + case detail::type::int_type: + case detail::type::uint_type: + case detail::type::long_long_type: + case detail::type::ulong_long_type: + case detail::type::int128_type: + case detail::type::uint128_type: + detail::check_int_type_spec(specs_.type, eh); + break; + case detail::type::char_type: + detail::check_char_specs(specs_, eh); + break; + case detail::type::float_type: + if(detail::const_check(FMT_USE_FLOAT)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "float support disabled"); + break; + case detail::type::double_type: + if(detail::const_check(FMT_USE_DOUBLE)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "double support disabled"); + break; + case detail::type::long_double_type: + if(detail::const_check(FMT_USE_LONG_DOUBLE)) + detail::parse_float_type_spec(specs_, eh); + else + FMT_ASSERT(false, "long double support disabled"); + break; + case detail::type::cstring_type: + detail::check_cstring_type_spec(specs_.type, eh); + break; + case detail::type::string_type: + detail::check_string_type_spec(specs_.type, eh); + break; + case detail::type::pointer_type: + detail::check_pointer_type_spec(specs_.type, eh); + break; + case detail::type::custom_type: + // Custom format specifiers are checked in parse functions of + // formatter specializations. + break; + } + return it; + } + + template < + detail::type U = detail::type_constant<T, Char>::value, + enable_if_t< + (U == detail::type::string_type || U == detail::type::cstring_type || U == detail::type::char_type), + int> = 0> + FMT_CONSTEXPR void set_debug_format() + { + specs_.type = presentation_type::debug; + } + + template <typename FormatContext> + FMT_CONSTEXPR auto format(const T &val, FormatContext &ctx) const -> decltype(ctx.out()); +}; + +#define FMT_FORMAT_AS(Type, Base) \ + template <typename Char> \ + struct formatter<Type, Char> : formatter<Base, Char> \ + { \ + template <typename FormatContext> \ + auto format(Type const &val, FormatContext &ctx) const -> decltype(ctx.out()) \ + { \ + return formatter<Base, Char>::format(static_cast<Base>(val), ctx); \ + } \ } - return it; - } - - template <detail::type U = detail::type_constant<T, Char>::value, - enable_if_t<(U == detail::type::string_type || - U == detail::type::cstring_type || - U == detail::type::char_type), - int> = 0> - FMT_CONSTEXPR void set_debug_format() { - specs_.type = presentation_type::debug; - } - - template <typename FormatContext> - FMT_CONSTEXPR auto format(const T& val, FormatContext& ctx) const - -> decltype(ctx.out()); -}; - -#define FMT_FORMAT_AS(Type, Base) \ - template <typename Char> \ - struct formatter<Type, Char> : formatter<Base, Char> { \ - template <typename FormatContext> \ - auto format(Type const& val, FormatContext& ctx) const \ - -> decltype(ctx.out()) { \ - return formatter<Base, Char>::format(static_cast<Base>(val), ctx); \ - } \ - } FMT_FORMAT_AS(signed char, int); FMT_FORMAT_AS(unsigned char, unsigned); @@ -3129,48 +3477,59 @@ FMT_FORMAT_AS(short, int); FMT_FORMAT_AS(unsigned short, unsigned); FMT_FORMAT_AS(long, long long); FMT_FORMAT_AS(unsigned long, unsigned long long); -FMT_FORMAT_AS(Char*, const Char*); +FMT_FORMAT_AS(Char *, const Char *); FMT_FORMAT_AS(std::basic_string<Char>, basic_string_view<Char>); -FMT_FORMAT_AS(std::nullptr_t, const void*); +FMT_FORMAT_AS(std::nullptr_t, const void *); FMT_FORMAT_AS(detail::std_string_view<Char>, basic_string_view<Char>); -template <typename Char> struct basic_runtime { basic_string_view<Char> str; }; +template <typename Char> +struct basic_runtime +{ + basic_string_view<Char> str; +}; /** A compile-time format string. */ -template <typename Char, typename... Args> class basic_format_string { - private: - basic_string_view<Char> str_; - - public: - template <typename S, - FMT_ENABLE_IF( - std::is_convertible<const S&, basic_string_view<Char>>::value)> - FMT_CONSTEVAL FMT_INLINE basic_format_string(const S& s) : str_(s) { - static_assert( - detail::count< - (std::is_base_of<detail::view, remove_reference_t<Args>>::value && - std::is_reference<Args>::value)...>() == 0, - "passing views as lvalues is disallowed"); +template <typename Char, typename... Args> +class basic_format_string +{ +private: + basic_string_view<Char> str_; + +public: + template <typename S, FMT_ENABLE_IF(std::is_convertible<const S &, basic_string_view<Char>>::value)> + FMT_CONSTEVAL FMT_INLINE basic_format_string(const S &s) : str_(s) + { + static_assert( + detail::count<( + std::is_base_of<detail::view, remove_reference_t<Args>>::value && + std::is_reference<Args>::value)...>() == 0, + "passing views as lvalues is disallowed"); #ifdef FMT_HAS_CONSTEVAL - if constexpr (detail::count_named_args<Args...>() == - detail::count_statically_named_args<Args...>()) { - using checker = detail::format_string_checker<Char, detail::error_handler, - remove_cvref_t<Args>...>; - detail::parse_format_string<true>(str_, checker(s, {})); - } + if constexpr(detail::count_named_args<Args...>() == detail::count_statically_named_args<Args...>()) + { + using checker = detail::format_string_checker<Char, detail::error_handler, remove_cvref_t<Args>...>; + detail::parse_format_string<true>(str_, checker(s, {})); + } #else - detail::check_format_string<Args...>(s); + detail::check_format_string<Args...>(s); #endif - } - basic_format_string(basic_runtime<Char> r) : str_(r.str) {} + } + basic_format_string(basic_runtime<Char> r) : str_(r.str) {} - FMT_INLINE operator basic_string_view<Char>() const { return str_; } + FMT_INLINE operator basic_string_view<Char>() const + { + return str_; + } }; #if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 // Workaround broken conversion on older gcc. -template <typename...> using format_string = string_view; -inline auto runtime(string_view s) -> string_view { return s; } +template <typename...> +using format_string = string_view; +inline auto runtime(string_view s) -> string_view +{ + return s; +} #else template <typename... Args> using format_string = basic_format_string<char, type_identity_t<Args>...>; @@ -3184,7 +3543,10 @@ using format_string = basic_format_string<char, type_identity_t<Args>...>; fmt::print(fmt::runtime("{:d}"), "I am not a number"); \endrst */ -inline auto runtime(string_view s) -> basic_runtime<char> { return {{s}}; } +inline auto runtime(string_view s) -> basic_runtime<char> +{ + return {{s}}; +} #endif FMT_API auto vformat(string_view fmt, format_args args) -> std::string; @@ -3201,19 +3563,19 @@ FMT_API auto vformat(string_view fmt, format_args args) -> std::string; \endrst */ template <typename... T> -FMT_NODISCARD FMT_INLINE auto format(format_string<T...> fmt, T&&... args) - -> std::string { - return vformat(fmt, fmt::make_format_args(args...)); +FMT_NODISCARD FMT_INLINE auto format(format_string<T...> fmt, T &&...args) -> std::string +{ + return vformat(fmt, fmt::make_format_args(args...)); } /** Formats a string and writes the output to ``out``. */ -template <typename OutputIt, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt { - using detail::get_buffer; - auto&& buf = get_buffer<char>(out); - detail::vformat_to(buf, fmt, args, {}); - return detail::get_iterator(buf); +template <typename OutputIt, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt +{ + using detail::get_buffer; + auto &&buf = get_buffer<char>(out); + detail::vformat_to(buf, fmt, args, {}); + return detail::get_iterator(buf); } /** @@ -3228,28 +3590,28 @@ auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt { fmt::format_to(std::back_inserter(out), "{}", 42); \endrst */ -template <typename OutputIt, typename... T, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -FMT_INLINE auto format_to(OutputIt out, format_string<T...> fmt, T&&... args) - -> OutputIt { - return vformat_to(out, fmt, fmt::make_format_args(args...)); +template <typename OutputIt, typename... T, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +FMT_INLINE auto format_to(OutputIt out, format_string<T...> fmt, T &&...args) -> OutputIt +{ + return vformat_to(out, fmt, fmt::make_format_args(args...)); } -template <typename OutputIt> struct format_to_n_result { - /** Iterator past the end of the output range. */ - OutputIt out; - /** Total (not truncated) output size. */ - size_t size; +template <typename OutputIt> +struct format_to_n_result +{ + /** Iterator past the end of the output range. */ + OutputIt out; + /** Total (not truncated) output size. */ + size_t size; }; -template <typename OutputIt, typename... T, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) - -> format_to_n_result<OutputIt> { - using traits = detail::fixed_buffer_traits; - auto buf = detail::iterator_buffer<OutputIt, char, traits>(out, n); - detail::vformat_to(buf, fmt, args, {}); - return {buf.out(), buf.count()}; +template <typename OutputIt, typename... T, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) -> format_to_n_result<OutputIt> +{ + using traits = detail::fixed_buffer_traits; + auto buf = detail::iterator_buffer<OutputIt, char, traits>(out, n); + detail::vformat_to(buf, fmt, args, {}); + return {buf.out(), buf.count()}; } /** @@ -3260,24 +3622,24 @@ auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) `format_to_n` does not append a terminating null character. \endrst */ -template <typename OutputIt, typename... T, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string<T...> fmt, - T&&... args) -> format_to_n_result<OutputIt> { - return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); +template <typename OutputIt, typename... T, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> +FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string<T...> fmt, T &&...args) + -> format_to_n_result<OutputIt> +{ + return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); } /** Returns the number of chars in the output of ``format(fmt, args...)``. */ template <typename... T> -FMT_NODISCARD FMT_INLINE auto formatted_size(format_string<T...> fmt, - T&&... args) -> size_t { - auto buf = detail::counting_buffer<>(); - detail::vformat_to(buf, string_view(fmt), fmt::make_format_args(args...), {}); - return buf.count(); +FMT_NODISCARD FMT_INLINE auto formatted_size(format_string<T...> fmt, T &&...args) -> size_t +{ + auto buf = detail::counting_buffer<>(); + detail::vformat_to(buf, string_view(fmt), fmt::make_format_args(args...), {}); + return buf.count(); } FMT_API void vprint(string_view fmt, format_args args); -FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); +FMT_API void vprint(std::FILE *f, string_view fmt, format_args args); /** \rst @@ -3290,10 +3652,10 @@ FMT_API void vprint(std::FILE* f, string_view fmt, format_args args); \endrst */ template <typename... T> -FMT_INLINE void print(format_string<T...> fmt, T&&... args) { - const auto& vargs = fmt::make_format_args(args...); - return detail::is_utf8() ? vprint(fmt, vargs) - : detail::vprint_mojibake(stdout, fmt, vargs); +FMT_INLINE void print(format_string<T...> fmt, T &&...args) +{ + const auto &vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(fmt, vargs) : detail::vprint_mojibake(stdout, fmt, vargs); } /** @@ -3307,10 +3669,10 @@ FMT_INLINE void print(format_string<T...> fmt, T&&... args) { \endrst */ template <typename... T> -FMT_INLINE void print(std::FILE* f, format_string<T...> fmt, T&&... args) { - const auto& vargs = fmt::make_format_args(args...); - return detail::is_utf8() ? vprint(f, fmt, vargs) - : detail::vprint_mojibake(f, fmt, vargs); +FMT_INLINE void print(std::FILE *f, format_string<T...> fmt, T &&...args) +{ + const auto &vargs = fmt::make_format_args(args...); + return detail::is_utf8() ? vprint(f, fmt, vargs) : detail::vprint_mojibake(f, fmt, vargs); } FMT_MODULE_EXPORT_END @@ -3318,6 +3680,6 @@ FMT_GCC_PRAGMA("GCC pop_options") FMT_END_NAMESPACE #ifdef FMT_HEADER_ONLY -# include "format.h" +#include "format.h" #endif -#endif // FMT_CORE_H_ +#endif // FMT_CORE_H_ diff --git a/include/spdlog/fmt/bundled/format-inl.h b/include/spdlog/fmt/bundled/format-inl.h index 22b1ec8df..7bd314a8b 100644 --- a/include/spdlog/fmt/bundled/format-inl.h +++ b/include/spdlog/fmt/bundled/format-inl.h @@ -10,1714 +10,1772 @@ #include <algorithm> #include <cctype> -#include <cerrno> // errno +#include <cerrno> // errno #include <climits> #include <cmath> #include <cstdarg> -#include <cstring> // std::memmove +#include <cstring> // std::memmove #include <cwchar> #include <exception> #ifndef FMT_STATIC_THOUSANDS_SEPARATOR -# include <locale> +#include <locale> #endif #ifdef _WIN32 -# include <io.h> // _isatty +#include <io.h> // _isatty #endif #include "format.h" FMT_BEGIN_NAMESPACE -namespace detail { - -FMT_FUNC void assert_fail(const char* file, int line, const char* message) { - // Use unchecked std::fprintf to avoid triggering another assertion when - // writing to stderr fails - std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); - // Chosen instead of std::abort to satisfy Clang in CUDA mode during device - // code pass. - std::terminate(); +namespace detail +{ + +FMT_FUNC void assert_fail(const char *file, int line, const char *message) +{ + // Use unchecked std::fprintf to avoid triggering another assertion when + // writing to stderr fails + std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); + // Chosen instead of std::abort to satisfy Clang in CUDA mode during device + // code pass. + std::terminate(); } -FMT_FUNC void throw_format_error(const char* message) { - FMT_THROW(format_error(message)); +FMT_FUNC void throw_format_error(const char *message) +{ + FMT_THROW(format_error(message)); } -FMT_FUNC void format_error_code(detail::buffer<char>& out, int error_code, - string_view message) noexcept { - // Report error code making sure that the output fits into - // inline_buffer_size to avoid dynamic memory allocation and potential - // bad_alloc. - out.try_resize(0); - static const char SEP[] = ": "; - static const char ERROR_STR[] = "error "; - // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. - size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; - auto abs_value = static_cast<uint32_or_64_or_128_t<int>>(error_code); - if (detail::is_negative(error_code)) { - abs_value = 0 - abs_value; - ++error_code_size; - } - error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); - auto it = buffer_appender<char>(out); - if (message.size() <= inline_buffer_size - error_code_size) - format_to(it, FMT_STRING("{}{}"), message, SEP); - format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); - FMT_ASSERT(out.size() <= inline_buffer_size, ""); +FMT_FUNC void format_error_code(detail::buffer<char> &out, int error_code, string_view message) noexcept +{ + // Report error code making sure that the output fits into + // inline_buffer_size to avoid dynamic memory allocation and potential + // bad_alloc. + out.try_resize(0); + static const char SEP[] = ": "; + static const char ERROR_STR[] = "error "; + // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. + size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; + auto abs_value = static_cast<uint32_or_64_or_128_t<int>>(error_code); + if(detail::is_negative(error_code)) + { + abs_value = 0 - abs_value; + ++error_code_size; + } + error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); + auto it = buffer_appender<char>(out); + if(message.size() <= inline_buffer_size - error_code_size) + format_to(it, FMT_STRING("{}{}"), message, SEP); + format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); + FMT_ASSERT(out.size() <= inline_buffer_size, ""); } -FMT_FUNC void report_error(format_func func, int error_code, - const char* message) noexcept { - memory_buffer full_message; - func(full_message, error_code, message); - // Don't use fwrite_fully because the latter may throw. - if (std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) - std::fputc('\n', stderr); +FMT_FUNC void report_error(format_func func, int error_code, const char *message) noexcept +{ + memory_buffer full_message; + func(full_message, error_code, message); + // Don't use fwrite_fully because the latter may throw. + if(std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) + std::fputc('\n', stderr); } // A wrapper around fwrite that throws on error. -inline void fwrite_fully(const void* ptr, size_t size, size_t count, - FILE* stream) { - size_t written = std::fwrite(ptr, size, count, stream); - if (written < count) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +inline void fwrite_fully(const void *ptr, size_t size, size_t count, FILE *stream) +{ + size_t written = std::fwrite(ptr, size, count, stream); + if(written < count) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } #ifndef FMT_STATIC_THOUSANDS_SEPARATOR template <typename Locale> -locale_ref::locale_ref(const Locale& loc) : locale_(&loc) { - static_assert(std::is_same<Locale, std::locale>::value, ""); +locale_ref::locale_ref(const Locale &loc) : locale_(&loc) +{ + static_assert(std::is_same<Locale, std::locale>::value, ""); } -template <typename Locale> Locale locale_ref::get() const { - static_assert(std::is_same<Locale, std::locale>::value, ""); - return locale_ ? *static_cast<const std::locale*>(locale_) : std::locale(); +template <typename Locale> +Locale locale_ref::get() const +{ + static_assert(std::is_same<Locale, std::locale>::value, ""); + return locale_ ? *static_cast<const std::locale *>(locale_) : std::locale(); } template <typename Char> -FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char> { - auto& facet = std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()); - auto grouping = facet.grouping(); - auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); - return {std::move(grouping), thousands_sep}; +FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char> +{ + auto &facet = std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()); + auto grouping = facet.grouping(); + auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); + return {std::move(grouping), thousands_sep}; } -template <typename Char> FMT_FUNC Char decimal_point_impl(locale_ref loc) { - return std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()) - .decimal_point(); +template <typename Char> +FMT_FUNC Char decimal_point_impl(locale_ref loc) +{ + return std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()).decimal_point(); } #else template <typename Char> -FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result<Char> { - return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; +FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result<Char> +{ + return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; } -template <typename Char> FMT_FUNC Char decimal_point_impl(locale_ref) { - return '.'; +template <typename Char> +FMT_FUNC Char decimal_point_impl(locale_ref) +{ + return '.'; } #endif -} // namespace detail +} // namespace detail #if !FMT_MSC_VERSION FMT_API FMT_FUNC format_error::~format_error() noexcept = default; #endif -FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, - format_args args) { - auto ec = std::error_code(error_code, std::generic_category()); - return std::system_error(ec, vformat(format_str, args)); +FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, format_args args) +{ + auto ec = std::error_code(error_code, std::generic_category()); + return std::system_error(ec, vformat(format_str, args)); } -namespace detail { +namespace detail +{ -template <typename F> inline bool operator==(basic_fp<F> x, basic_fp<F> y) { - return x.f == y.f && x.e == y.e; +template <typename F> +inline bool operator==(basic_fp<F> x, basic_fp<F> y) +{ + return x.f == y.f && x.e == y.e; } // Compilers should be able to optimize this into the ror instruction. -FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept { - r &= 31; - return (n >> r) | (n << (32 - r)); +FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept +{ + r &= 31; + return (n >> r) | (n << (32 - r)); } -FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept { - r &= 63; - return (n >> r) | (n << (64 - r)); +FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept +{ + r &= 63; + return (n >> r) | (n << (64 - r)); } // Computes 128-bit result of multiplication of two 64-bit unsigned integers. -inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept { +inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept +{ #if FMT_USE_INT128 - auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); - return {static_cast<uint64_t>(p >> 64), static_cast<uint64_t>(p)}; + auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); + return {static_cast<uint64_t>(p >> 64), static_cast<uint64_t>(p)}; #elif defined(_MSC_VER) && defined(_M_X64) - auto result = uint128_fallback(); - result.lo_ = _umul128(x, y, &result.hi_); - return result; + auto result = uint128_fallback(); + result.lo_ = _umul128(x, y, &result.hi_); + return result; #else - const uint64_t mask = static_cast<uint64_t>(max_value<uint32_t>()); + const uint64_t mask = static_cast<uint64_t>(max_value<uint32_t>()); - uint64_t a = x >> 32; - uint64_t b = x & mask; - uint64_t c = y >> 32; - uint64_t d = y & mask; + uint64_t a = x >> 32; + uint64_t b = x & mask; + uint64_t c = y >> 32; + uint64_t d = y & mask; - uint64_t ac = a * c; - uint64_t bc = b * c; - uint64_t ad = a * d; - uint64_t bd = b * d; + uint64_t ac = a * c; + uint64_t bc = b * c; + uint64_t ad = a * d; + uint64_t bd = b * d; - uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); + uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); - return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), - (intermediate << 32) + (bd & mask)}; + return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), (intermediate << 32) + (bd & mask)}; #endif } // Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. -namespace dragonbox { -// Computes upper 64 bits of multiplication of two 64-bit unsigned integers. -inline uint64_t umul128_upper64(uint64_t x, uint64_t y) noexcept { +namespace dragonbox +{ + // Computes upper 64 bits of multiplication of two 64-bit unsigned integers. + inline uint64_t umul128_upper64(uint64_t x, uint64_t y) noexcept + { #if FMT_USE_INT128 - auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); - return static_cast<uint64_t>(p >> 64); + auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); + return static_cast<uint64_t>(p >> 64); #elif defined(_MSC_VER) && defined(_M_X64) - return __umulh(x, y); + return __umulh(x, y); #else - return umul128(x, y).high(); + return umul128(x, y).high(); #endif -} + } -// Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a -// 128-bit unsigned integer. -inline uint128_fallback umul192_upper128(uint64_t x, - uint128_fallback y) noexcept { - uint128_fallback r = umul128(x, y.high()); - r += umul128_upper64(x, y.low()); - return r; -} + // Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a + // 128-bit unsigned integer. + inline uint128_fallback umul192_upper128(uint64_t x, uint128_fallback y) noexcept + { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; + } -// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a -// 64-bit unsigned integer. -inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept { - return umul128_upper64(static_cast<uint64_t>(x) << 32, y); -} + // Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a + // 64-bit unsigned integer. + inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept + { + return umul128_upper64(static_cast<uint64_t>(x) << 32, y); + } -// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a -// 128-bit unsigned integer. -inline uint128_fallback umul192_lower128(uint64_t x, - uint128_fallback y) noexcept { - uint64_t high = x * y.high(); - uint128_fallback high_low = umul128(x, y.low()); - return {high + high_low.high(), high_low.low()}; -} + // Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a + // 128-bit unsigned integer. + inline uint128_fallback umul192_lower128(uint64_t x, uint128_fallback y) noexcept + { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; + } -// Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a -// 64-bit unsigned integer. -inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept { - return x * y; -} + // Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a + // 64-bit unsigned integer. + inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept + { + return x * y; + } -// Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from -// https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. -inline int floor_log10_pow2(int e) noexcept { - FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); - static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); - return (e * 315653) >> 20; -} + // Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from + // https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. + inline int floor_log10_pow2(int e) noexcept + { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; + } -// Various fast log computations. -inline int floor_log2_pow10(int e) noexcept { - FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); - return (e * 1741647) >> 19; -} -inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept { - FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); - return (e * 631305 - 261663) >> 21; -} + // Various fast log computations. + inline int floor_log2_pow10(int e) noexcept + { + FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); + return (e * 1741647) >> 19; + } + inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept + { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; + } -static constexpr struct { - uint32_t divisor; - int shift_amount; -} div_small_pow10_infos[] = {{10, 16}, {100, 16}}; - -// Replaces n by floor(n / pow(10, N)) returning true if and only if n is -// divisible by pow(10, N). -// Precondition: n <= pow(10, N + 1). -template <int N> -bool check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept { - // The numbers below are chosen such that: - // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, - // 2. nm mod 2^k < m if and only if n is divisible by d, - // where m is magic_number, k is shift_amount - // and d is divisor. - // - // Item 1 is a common technique of replacing division by a constant with - // multiplication, see e.g. "Division by Invariant Integers Using - // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set - // to ceil(2^k/d) for large enough k. - // The idea for item 2 originates from Schubfach. - constexpr auto info = div_small_pow10_infos[N - 1]; - FMT_ASSERT(n <= info.divisor * 10, "n is too large"); - constexpr uint32_t magic_number = - (1u << info.shift_amount) / info.divisor + 1; - n *= magic_number; - const uint32_t comparison_mask = (1u << info.shift_amount) - 1; - bool result = (n & comparison_mask) < magic_number; - n >>= info.shift_amount; - return result; -} + static constexpr struct + { + uint32_t divisor; + int shift_amount; + } div_small_pow10_infos[] = {{10, 16}, {100, 16}}; + + // Replaces n by floor(n / pow(10, N)) returning true if and only if n is + // divisible by pow(10, N). + // Precondition: n <= pow(10, N + 1). + template <int N> + bool check_divisibility_and_divide_by_pow10(uint32_t &n) noexcept + { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; + n >>= info.shift_amount; + return result; + } -// Computes floor(n / pow(10, N)) for small n and N. -// Precondition: n <= pow(10, N + 1). -template <int N> uint32_t small_division_by_pow10(uint32_t n) noexcept { - constexpr auto info = div_small_pow10_infos[N - 1]; - FMT_ASSERT(n <= info.divisor * 10, "n is too large"); - constexpr uint32_t magic_number = - (1u << info.shift_amount) / info.divisor + 1; - return (n * magic_number) >> info.shift_amount; -} + // Computes floor(n / pow(10, N)) for small n and N. + // Precondition: n <= pow(10, N + 1). + template <int N> + uint32_t small_division_by_pow10(uint32_t n) noexcept + { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; + } -// Computes floor(n / 10^(kappa + 1)) (float) -inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept { - // 1374389535 = ceil(2^37/100) - return static_cast<uint32_t>((static_cast<uint64_t>(n) * 1374389535) >> 37); -} -// Computes floor(n / 10^(kappa + 1)) (double) -inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept { - // 2361183241434822607 = ceil(2^(64+7)/1000) - return umul128_upper64(n, 2361183241434822607ull) >> 7; -} + // Computes floor(n / 10^(kappa + 1)) (float) + inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept + { + // 1374389535 = ceil(2^37/100) + return static_cast<uint32_t>((static_cast<uint64_t>(n) * 1374389535) >> 37); + } + // Computes floor(n / 10^(kappa + 1)) (double) + inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept + { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; + } -// Various subroutines using pow10 cache -template <class T> struct cache_accessor; - -template <> struct cache_accessor<float> { - using carrier_uint = float_info<float>::carrier_uint; - using cache_entry_type = uint64_t; - - static uint64_t get_cached_power(int k) noexcept { - FMT_ASSERT(k >= float_info<float>::min_k && k <= float_info<float>::max_k, - "k is out of range"); - static constexpr const uint64_t pow10_significands[] = { - 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, - 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, 0xc612062576589ddb, - 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, - 0xf1c90080baf72cb2, 0x971da05074da7bef, 0xbce5086492111aeb, - 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, - 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, - 0xe12e13424bb40e14, 0x8cbccc096f5088cc, 0xafebff0bcb24aaff, - 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, - 0xd6bf94d5e57a42bd, 0x8637bd05af6c69b6, 0xa7c5ac471b478424, - 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, - 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, - 0xc800000000000000, 0xfa00000000000000, 0x9c40000000000000, - 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, - 0xbebc200000000000, 0xee6b280000000000, 0x9502f90000000000, - 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, - 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, - 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, - 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, - 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, - 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, - 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, - 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, - 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, - 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, - 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, - 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; - return pow10_significands[k - float_info<float>::min_k]; - } - - struct compute_mul_result { - carrier_uint result; - bool is_integer; - }; - struct compute_mul_parity_result { - bool parity; - bool is_integer; - }; - - static compute_mul_result compute_mul( - carrier_uint u, const cache_entry_type& cache) noexcept { - auto r = umul96_upper64(u, cache); - return {static_cast<carrier_uint>(r >> 32), - static_cast<carrier_uint>(r) == 0}; - } - - static uint32_t compute_delta(const cache_entry_type& cache, - int beta) noexcept { - return static_cast<uint32_t>(cache >> (64 - 1 - beta)); - } - - static compute_mul_parity_result compute_mul_parity( - carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept { - FMT_ASSERT(beta >= 1, ""); - FMT_ASSERT(beta < 64, ""); - - auto r = umul96_lower64(two_f, cache); - return {((r >> (64 - beta)) & 1) != 0, - static_cast<uint32_t>(r >> (32 - beta)) == 0}; - } - - static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta) noexcept { - return static_cast<carrier_uint>( - (cache - (cache >> (num_significand_bits<float>() + 2))) >> - (64 - num_significand_bits<float>() - 1 - beta)); - } - - static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta) noexcept { - return static_cast<carrier_uint>( - (cache + (cache >> (num_significand_bits<float>() + 1))) >> - (64 - num_significand_bits<float>() - 1 - beta)); - } - - static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta) noexcept { - return (static_cast<carrier_uint>( - cache >> (64 - num_significand_bits<float>() - 2 - beta)) + - 1) / - 2; - } -}; + // Various subroutines using pow10 cache + template <class T> + struct cache_accessor; + + template <> + struct cache_accessor<float> + { + using carrier_uint = float_info<float>::carrier_uint; + using cache_entry_type = uint64_t; + + static uint64_t get_cached_power(int k) noexcept + { + FMT_ASSERT(k >= float_info<float>::min_k && k <= float_info<float>::max_k, "k is out of range"); + static constexpr const uint64_t pow10_significands[] = { + 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, + 0xc612062576589ddb, 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, 0xf1c90080baf72cb2, + 0x971da05074da7bef, 0xbce5086492111aeb, 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, + 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, 0xe12e13424bb40e14, 0x8cbccc096f5088cc, + 0xafebff0bcb24aaff, 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, 0xd6bf94d5e57a42bd, + 0x8637bd05af6c69b6, 0xa7c5ac471b478424, 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, + 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, 0xc800000000000000, 0xfa00000000000000, + 0x9c40000000000000, 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, 0xbebc200000000000, + 0xee6b280000000000, 0x9502f90000000000, 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, + 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, + 0x8ac7230489e80000, 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, 0xa968163f0a57b400, + 0xd3c21bcecceda100, 0x84595161401484a0, 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, + 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, 0x9dc5ada82b70b59e, 0xc5371912364ce306, + 0xf684df56c3e01bc7, 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, 0x96769950b50d88f5, + 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, + 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; + return pow10_significands[k - float_info<float>::min_k]; + } + + struct compute_mul_result + { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result + { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul(carrier_uint u, const cache_entry_type &cache) noexcept + { + auto r = umul96_upper64(u, cache); + return {static_cast<carrier_uint>(r >> 32), static_cast<carrier_uint>(r) == 0}; + } + + static uint32_t compute_delta(const cache_entry_type &cache, int beta) noexcept + { + return static_cast<uint32_t>(cache >> (64 - 1 - beta)); + } + + static compute_mul_parity_result + compute_mul_parity(carrier_uint two_f, const cache_entry_type &cache, int beta) noexcept + { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, static_cast<uint32_t>(r >> (32 - beta)) == 0}; + } + + static carrier_uint + compute_left_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept + { + return static_cast<carrier_uint>( + (cache - (cache >> (num_significand_bits<float>() + 2))) >> + (64 - num_significand_bits<float>() - 1 - beta)); + } + + static carrier_uint + compute_right_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept + { + return static_cast<carrier_uint>( + (cache + (cache >> (num_significand_bits<float>() + 1))) >> + (64 - num_significand_bits<float>() - 1 - beta)); + } + + static carrier_uint compute_round_up_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept + { + return (static_cast<carrier_uint>(cache >> (64 - num_significand_bits<float>() - 2 - beta)) + 1) / 2; + } + }; -template <> struct cache_accessor<double> { - using carrier_uint = float_info<double>::carrier_uint; - using cache_entry_type = uint128_fallback; + template <> + struct cache_accessor<double> + { + using carrier_uint = float_info<double>::carrier_uint; + using cache_entry_type = uint128_fallback; - static uint128_fallback get_cached_power(int k) noexcept { - FMT_ASSERT(k >= float_info<double>::min_k && k <= float_info<double>::max_k, - "k is out of range"); + static uint128_fallback get_cached_power(int k) noexcept + { + FMT_ASSERT(k >= float_info<double>::min_k && k <= float_info<double>::max_k, "k is out of range"); - static constexpr const uint128_fallback pow10_significands[] = { + static constexpr const uint128_fallback pow10_significands[] = { #if FMT_USE_FULL_CACHE_DRAGONBOX - {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, - {0x9faacf3df73609b1, 0x77b191618c54e9ad}, - {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, - {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, - {0x9becce62836ac577, 0x4ee367f9430aec33}, - {0xc2e801fb244576d5, 0x229c41f793cda740}, - {0xf3a20279ed56d48a, 0x6b43527578c11110}, - {0x9845418c345644d6, 0x830a13896b78aaaa}, - {0xbe5691ef416bd60c, 0x23cc986bc656d554}, - {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, - {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, - {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, - {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, - {0x91376c36d99995be, 0x23100809b9c21fa2}, - {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, - {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, - {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, - {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, - {0xdd95317f31c7fa1d, 0x40405643d711d584}, - {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, - {0xad1c8eab5ee43b66, 0xda3243650005eed0}, - {0xd863b256369d4a40, 0x90bed43e40076a83}, - {0x873e4f75e2224e68, 0x5a7744a6e804a292}, - {0xa90de3535aaae202, 0x711515d0a205cb37}, - {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, - {0x8412d9991ed58091, 0xe858790afe9486c3}, - {0xa5178fff668ae0b6, 0x626e974dbe39a873}, - {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, - {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, - {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, - {0xc987434744ac874e, 0xa327ffb266b56221}, - {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, - {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, - {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, - {0xf6019da07f549b2b, 0x7e2a53a146606a49}, - {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, - {0xc0314325637a1939, 0xfa911155fefb5309}, - {0xf03d93eebc589f88, 0x793555ab7eba27cb}, - {0x96267c7535b763b5, 0x4bc1558b2f3458df}, - {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, - {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, - {0x92a1958a7675175f, 0x0bfacd89ec191eca}, - {0xb749faed14125d36, 0xcef980ec671f667c}, - {0xe51c79a85916f484, 0x82b7e12780e7401b}, - {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, - {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, - {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, - {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, - {0xaecc49914078536d, 0x58fae9f773886e19}, - {0xda7f5bf590966848, 0xaf39a475506a899f}, - {0x888f99797a5e012d, 0x6d8406c952429604}, - {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, - {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, - {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, - {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, - {0xd0601d8efc57b08b, 0xf13b94daf124da27}, - {0x823c12795db6ce57, 0x76c53d08d6b70859}, - {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, - {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, - {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, - {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, - {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, - {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, - {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, - {0xc21094364dfb5636, 0x985915fc12f542e5}, - {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, - {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, - {0xbd8430bd08277231, 0x50c6ff782a838354}, - {0xece53cec4a314ebd, 0xa4f8bf5635246429}, - {0x940f4613ae5ed136, 0x871b7795e136be9a}, - {0xb913179899f68584, 0x28e2557b59846e40}, - {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, - {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, - {0xb4bca50b065abe63, 0x0fed077a756b53aa}, - {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, - {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, - {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, - {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, - {0x89e42caaf9491b60, 0xf41686c49db57245}, - {0xac5d37d5b79b6239, 0x311c2875c522ced6}, - {0xd77485cb25823ac7, 0x7d633293366b828c}, - {0x86a8d39ef77164bc, 0xae5dff9c02033198}, - {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, - {0xd267caa862a12d66, 0xd072df63c324fd7c}, - {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, - {0xa46116538d0deb78, 0x52d9be85f074e609}, - {0xcd795be870516656, 0x67902e276c921f8c}, - {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, - {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, - {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, - {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, - {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, - {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, - {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, - {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, - {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, - {0xef340a98172aace4, 0x86fb897116c87c35}, - {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, - {0xbae0a846d2195712, 0x8974836059cca10a}, - {0xe998d258869facd7, 0x2bd1a438703fc94c}, - {0x91ff83775423cc06, 0x7b6306a34627ddd0}, - {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, - {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, - {0x8e938662882af53e, 0x547eb47b7282ee9d}, - {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, - {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, - {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, - {0xae0b158b4738705e, 0x9624ab50b148d446}, - {0xd98ddaee19068c76, 0x3badd624dd9b0958}, - {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, - {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, - {0xd47487cc8470652b, 0x7647c32000696720}, - {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, - {0xa5fb0a17c777cf09, 0xf468107100525891}, - {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, - {0x81ac1fe293d599bf, 0xc6f14cd848405531}, - {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, - {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, - {0xfd442e4688bd304a, 0x908f4a166d1da664}, - {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, - {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, - {0xf7549530e188c128, 0xd12bee59e68ef47d}, - {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, - {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, - {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, - {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, - {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, - {0xebdf661791d60f56, 0x111b495b3464ad22}, - {0x936b9fcebb25c995, 0xcab10dd900beec35}, - {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, - {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, - {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, - {0xb3f4e093db73a093, 0x59ed216765690f57}, - {0xe0f218b8d25088b8, 0x306869c13ec3532d}, - {0x8c974f7383725573, 0x1e414218c73a13fc}, - {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, - {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, - {0x894bc396ce5da772, 0x6b8bba8c328eb784}, - {0xab9eb47c81f5114f, 0x066ea92f3f326565}, - {0xd686619ba27255a2, 0xc80a537b0efefebe}, - {0x8613fd0145877585, 0xbd06742ce95f5f37}, - {0xa798fc4196e952e7, 0x2c48113823b73705}, - {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, - {0x82ef85133de648c4, 0x9a984d73dbe722fc}, - {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, - {0xcc963fee10b7d1b3, 0x318df905079926a9}, - {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, - {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, - {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, - {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, - {0x9c1661a651213e2d, 0x06bea10ca65c084f}, - {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, - {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, - {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, - {0xbe89523386091465, 0xf6bbb397f1135824}, - {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, - {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, - {0xba121a4650e4ddeb, 0x92f34d62616ce414}, - {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, - {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, - {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, - {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, - {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, - {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, - {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, - {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, - {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, - {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, - {0x87625f056c7c4a8b, 0x11471cd764ad4973}, - {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, - {0xd389b47879823479, 0x4aff1d108d4ec2c4}, - {0x843610cb4bf160cb, 0xcedf722a585139bb}, - {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, - {0xce947a3da6a9273e, 0x733d226229feea33}, - {0x811ccc668829b887, 0x0806357d5a3f5260}, - {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, - {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, - {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, - {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, - {0xc5029163f384a931, 0x0a9e795e65d4df12}, - {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, - {0x99ea0196163fa42e, 0x504bced1bf8e4e46}, - {0xc06481fb9bcf8d39, 0xe45ec2862f71e1d7}, - {0xf07da27a82c37088, 0x5d767327bb4e5a4d}, - {0x964e858c91ba2655, 0x3a6a07f8d510f870}, - {0xbbe226efb628afea, 0x890489f70a55368c}, - {0xeadab0aba3b2dbe5, 0x2b45ac74ccea842f}, - {0x92c8ae6b464fc96f, 0x3b0b8bc90012929e}, - {0xb77ada0617e3bbcb, 0x09ce6ebb40173745}, - {0xe55990879ddcaabd, 0xcc420a6a101d0516}, - {0x8f57fa54c2a9eab6, 0x9fa946824a12232e}, - {0xb32df8e9f3546564, 0x47939822dc96abfa}, - {0xdff9772470297ebd, 0x59787e2b93bc56f8}, - {0x8bfbea76c619ef36, 0x57eb4edb3c55b65b}, - {0xaefae51477a06b03, 0xede622920b6b23f2}, - {0xdab99e59958885c4, 0xe95fab368e45ecee}, - {0x88b402f7fd75539b, 0x11dbcb0218ebb415}, - {0xaae103b5fcd2a881, 0xd652bdc29f26a11a}, - {0xd59944a37c0752a2, 0x4be76d3346f04960}, - {0x857fcae62d8493a5, 0x6f70a4400c562ddc}, - {0xa6dfbd9fb8e5b88e, 0xcb4ccd500f6bb953}, - {0xd097ad07a71f26b2, 0x7e2000a41346a7a8}, - {0x825ecc24c873782f, 0x8ed400668c0c28c9}, - {0xa2f67f2dfa90563b, 0x728900802f0f32fb}, - {0xcbb41ef979346bca, 0x4f2b40a03ad2ffba}, - {0xfea126b7d78186bc, 0xe2f610c84987bfa9}, - {0x9f24b832e6b0f436, 0x0dd9ca7d2df4d7ca}, - {0xc6ede63fa05d3143, 0x91503d1c79720dbc}, - {0xf8a95fcf88747d94, 0x75a44c6397ce912b}, - {0x9b69dbe1b548ce7c, 0xc986afbe3ee11abb}, - {0xc24452da229b021b, 0xfbe85badce996169}, - {0xf2d56790ab41c2a2, 0xfae27299423fb9c4}, - {0x97c560ba6b0919a5, 0xdccd879fc967d41b}, - {0xbdb6b8e905cb600f, 0x5400e987bbc1c921}, - {0xed246723473e3813, 0x290123e9aab23b69}, - {0x9436c0760c86e30b, 0xf9a0b6720aaf6522}, - {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, - {0xe7958cb87392c2c2, 0xb60b1d1230b20e05}, - {0x90bd77f3483bb9b9, 0xb1c6f22b5e6f48c3}, - {0xb4ecd5f01a4aa828, 0x1e38aeb6360b1af4}, - {0xe2280b6c20dd5232, 0x25c6da63c38de1b1}, - {0x8d590723948a535f, 0x579c487e5a38ad0f}, - {0xb0af48ec79ace837, 0x2d835a9df0c6d852}, - {0xdcdb1b2798182244, 0xf8e431456cf88e66}, - {0x8a08f0f8bf0f156b, 0x1b8e9ecb641b5900}, - {0xac8b2d36eed2dac5, 0xe272467e3d222f40}, - {0xd7adf884aa879177, 0x5b0ed81dcc6abb10}, - {0x86ccbb52ea94baea, 0x98e947129fc2b4ea}, - {0xa87fea27a539e9a5, 0x3f2398d747b36225}, - {0xd29fe4b18e88640e, 0x8eec7f0d19a03aae}, - {0x83a3eeeef9153e89, 0x1953cf68300424ad}, - {0xa48ceaaab75a8e2b, 0x5fa8c3423c052dd8}, - {0xcdb02555653131b6, 0x3792f412cb06794e}, - {0x808e17555f3ebf11, 0xe2bbd88bbee40bd1}, - {0xa0b19d2ab70e6ed6, 0x5b6aceaeae9d0ec5}, - {0xc8de047564d20a8b, 0xf245825a5a445276}, - {0xfb158592be068d2e, 0xeed6e2f0f0d56713}, - {0x9ced737bb6c4183d, 0x55464dd69685606c}, - {0xc428d05aa4751e4c, 0xaa97e14c3c26b887}, - {0xf53304714d9265df, 0xd53dd99f4b3066a9}, - {0x993fe2c6d07b7fab, 0xe546a8038efe402a}, - {0xbf8fdb78849a5f96, 0xde98520472bdd034}, - {0xef73d256a5c0f77c, 0x963e66858f6d4441}, - {0x95a8637627989aad, 0xdde7001379a44aa9}, - {0xbb127c53b17ec159, 0x5560c018580d5d53}, - {0xe9d71b689dde71af, 0xaab8f01e6e10b4a7}, - {0x9226712162ab070d, 0xcab3961304ca70e9}, - {0xb6b00d69bb55c8d1, 0x3d607b97c5fd0d23}, - {0xe45c10c42a2b3b05, 0x8cb89a7db77c506b}, - {0x8eb98a7a9a5b04e3, 0x77f3608e92adb243}, - {0xb267ed1940f1c61c, 0x55f038b237591ed4}, - {0xdf01e85f912e37a3, 0x6b6c46dec52f6689}, - {0x8b61313bbabce2c6, 0x2323ac4b3b3da016}, - {0xae397d8aa96c1b77, 0xabec975e0a0d081b}, - {0xd9c7dced53c72255, 0x96e7bd358c904a22}, - {0x881cea14545c7575, 0x7e50d64177da2e55}, - {0xaa242499697392d2, 0xdde50bd1d5d0b9ea}, - {0xd4ad2dbfc3d07787, 0x955e4ec64b44e865}, - {0x84ec3c97da624ab4, 0xbd5af13bef0b113f}, - {0xa6274bbdd0fadd61, 0xecb1ad8aeacdd58f}, - {0xcfb11ead453994ba, 0x67de18eda5814af3}, - {0x81ceb32c4b43fcf4, 0x80eacf948770ced8}, - {0xa2425ff75e14fc31, 0xa1258379a94d028e}, - {0xcad2f7f5359a3b3e, 0x096ee45813a04331}, - {0xfd87b5f28300ca0d, 0x8bca9d6e188853fd}, - {0x9e74d1b791e07e48, 0x775ea264cf55347e}, - {0xc612062576589dda, 0x95364afe032a819e}, - {0xf79687aed3eec551, 0x3a83ddbd83f52205}, - {0x9abe14cd44753b52, 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0x3375788de9b06959}, + {0xc1a12d2fc3978937, 0x0052d6b1641c83af}, + {0xf209787bb47d6b84, 0xc0678c5dbd23a49b}, + {0x9745eb4d50ce6332, 0xf840b7ba963646e1}, + {0xbd176620a501fbff, 0xb650e5a93bc3d899}, + {0xec5d3fa8ce427aff, 0xa3e51f138ab4cebf}, + {0x93ba47c980e98cdf, 0xc66f336c36b10138}, + {0xb8a8d9bbe123f017, 0xb80b0047445d4185}, + {0xe6d3102ad96cec1d, 0xa60dc059157491e6}, + {0x9043ea1ac7e41392, 0x87c89837ad68db30}, + {0xb454e4a179dd1877, 0x29babe4598c311fc}, + {0xe16a1dc9d8545e94, 0xf4296dd6fef3d67b}, + {0x8ce2529e2734bb1d, 0x1899e4a65f58660d}, + {0xb01ae745b101e9e4, 0x5ec05dcff72e7f90}, + {0xdc21a1171d42645d, 0x76707543f4fa1f74}, + {0x899504ae72497eba, 0x6a06494a791c53a9}, + {0xabfa45da0edbde69, 0x0487db9d17636893}, + {0xd6f8d7509292d603, 0x45a9d2845d3c42b7}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xa7f26836f282b732, 0x8e6cac7768d7141f}, + {0xd1ef0244af2364ff, 0x3207d795430cd927}, + {0x8335616aed761f1f, 0x7f44e6bd49e807b9}, + {0xa402b9c5a8d3a6e7, 0x5f16206c9c6209a7}, + {0xcd036837130890a1, 0x36dba887c37a8c10}, + {0x802221226be55a64, 0xc2494954da2c978a}, + {0xa02aa96b06deb0fd, 0xf2db9baa10b7bd6d}, + {0xc83553c5c8965d3d, 0x6f92829494e5acc8}, + {0xfa42a8b73abbf48c, 0xcb772339ba1f17fa}, + {0x9c69a97284b578d7, 0xff2a760414536efc}, + {0xc38413cf25e2d70d, 0xfef5138519684abb}, + {0xf46518c2ef5b8cd1, 0x7eb258665fc25d6a}, + {0x98bf2f79d5993802, 0xef2f773ffbd97a62}, + {0xbeeefb584aff8603, 0xaafb550ffacfd8fb}, + {0xeeaaba2e5dbf6784, 0x95ba2a53f983cf39}, + {0x952ab45cfa97a0b2, 0xdd945a747bf26184}, + {0xba756174393d88df, 0x94f971119aeef9e5}, + {0xe912b9d1478ceb17, 0x7a37cd5601aab85e}, + {0x91abb422ccb812ee, 0xac62e055c10ab33b}, + {0xb616a12b7fe617aa, 0x577b986b314d600a}, + {0xe39c49765fdf9d94, 0xed5a7e85fda0b80c}, + {0x8e41ade9fbebc27d, 0x14588f13be847308}, + {0xb1d219647ae6b31c, 0x596eb2d8ae258fc9}, + {0xde469fbd99a05fe3, 0x6fca5f8ed9aef3bc}, + {0x8aec23d680043bee, 0x25de7bb9480d5855}, + {0xada72ccc20054ae9, 0xaf561aa79a10ae6b}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0x87aa9aff79042286, 0x90fb44d2f05d0843}, + {0xa99541bf57452b28, 0x353a1607ac744a54}, + {0xd3fa922f2d1675f2, 0x42889b8997915ce9}, + {0x847c9b5d7c2e09b7, 0x69956135febada12}, + {0xa59bc234db398c25, 0x43fab9837e699096}, + {0xcf02b2c21207ef2e, 0x94f967e45e03f4bc}, + {0x8161afb94b44f57d, 0x1d1be0eebac278f6}, + {0xa1ba1ba79e1632dc, 0x6462d92a69731733}, + {0xca28a291859bbf93, 0x7d7b8f7503cfdcff}, + {0xfcb2cb35e702af78, 0x5cda735244c3d43f}, + {0x9defbf01b061adab, 0x3a0888136afa64a8}, + {0xc56baec21c7a1916, 0x088aaa1845b8fdd1}, + {0xf6c69a72a3989f5b, 0x8aad549e57273d46}, + {0x9a3c2087a63f6399, 0x36ac54e2f678864c}, + {0xc0cb28a98fcf3c7f, 0x84576a1bb416a7de}, + {0xf0fdf2d3f3c30b9f, 0x656d44a2a11c51d6}, + {0x969eb7c47859e743, 0x9f644ae5a4b1b326}, + {0xbc4665b596706114, 0x873d5d9f0dde1fef}, + {0xeb57ff22fc0c7959, 0xa90cb506d155a7eb}, + {0x9316ff75dd87cbd8, 0x09a7f12442d588f3}, + {0xb7dcbf5354e9bece, 0x0c11ed6d538aeb30}, + {0xe5d3ef282a242e81, 0x8f1668c8a86da5fb}, + {0x8fa475791a569d10, 0xf96e017d694487bd}, + {0xb38d92d760ec4455, 0x37c981dcc395a9ad}, + {0xe070f78d3927556a, 0x85bbe253f47b1418}, + {0x8c469ab843b89562, 0x93956d7478ccec8f}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0xdb2e51bfe9d0696a, 0x06997b05fcc0319f}, + {0x88fcf317f22241e2, 0x441fece3bdf81f04}, + {0xab3c2fddeeaad25a, 0xd527e81cad7626c4}, + {0xd60b3bd56a5586f1, 0x8a71e223d8d3b075}, + {0x85c7056562757456, 0xf6872d5667844e4a}, + {0xa738c6bebb12d16c, 0xb428f8ac016561dc}, + {0xd106f86e69d785c7, 0xe13336d701beba53}, + {0x82a45b450226b39c, 0xecc0024661173474}, + {0xa34d721642b06084, 0x27f002d7f95d0191}, + {0xcc20ce9bd35c78a5, 0x31ec038df7b441f5}, + {0xff290242c83396ce, 0x7e67047175a15272}, + {0x9f79a169bd203e41, 0x0f0062c6e984d387}, + {0xc75809c42c684dd1, 0x52c07b78a3e60869}, + {0xf92e0c3537826145, 0xa7709a56ccdf8a83}, + {0x9bbcc7a142b17ccb, 0x88a66076400bb692}, + {0xc2abf989935ddbfe, 0x6acff893d00ea436}, + {0xf356f7ebf83552fe, 0x0583f6b8c4124d44}, + {0x98165af37b2153de, 0xc3727a337a8b704b}, + {0xbe1bf1b059e9a8d6, 0x744f18c0592e4c5d}, + {0xeda2ee1c7064130c, 0x1162def06f79df74}, + {0x9485d4d1c63e8be7, 0x8addcb5645ac2ba9}, + {0xb9a74a0637ce2ee1, 0x6d953e2bd7173693}, + {0xe8111c87c5c1ba99, 0xc8fa8db6ccdd0438}, + {0x910ab1d4db9914a0, 0x1d9c9892400a22a3}, + {0xb54d5e4a127f59c8, 0x2503beb6d00cab4c}, + {0xe2a0b5dc971f303a, 0x2e44ae64840fd61e}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xb10d8e1456105dad, 0x7425a83e872c5f48}, + {0xdd50f1996b947518, 0xd12f124e28f7771a}, + {0x8a5296ffe33cc92f, 0x82bd6b70d99aaa70}, + {0xace73cbfdc0bfb7b, 0x636cc64d1001550c}, + {0xd8210befd30efa5a, 0x3c47f7e05401aa4f}, + {0x8714a775e3e95c78, 0x65acfaec34810a72}, + {0xa8d9d1535ce3b396, 0x7f1839a741a14d0e}, + {0xd31045a8341ca07c, 0x1ede48111209a051}, + {0x83ea2b892091e44d, 0x934aed0aab460433}, + {0xa4e4b66b68b65d60, 0xf81da84d56178540}, + {0xce1de40642e3f4b9, 0x36251260ab9d668f}, + {0x80d2ae83e9ce78f3, 0xc1d72b7c6b42601a}, + {0xa1075a24e4421730, 0xb24cf65b8612f820}, + {0xc94930ae1d529cfc, 0xdee033f26797b628}, + {0xfb9b7cd9a4a7443c, 0x169840ef017da3b2}, + {0x9d412e0806e88aa5, 0x8e1f289560ee864f}, + {0xc491798a08a2ad4e, 0xf1a6f2bab92a27e3}, + {0xf5b5d7ec8acb58a2, 0xae10af696774b1dc}, + {0x9991a6f3d6bf1765, 0xacca6da1e0a8ef2a}, + {0xbff610b0cc6edd3f, 0x17fd090a58d32af4}, + {0xeff394dcff8a948e, 0xddfc4b4cef07f5b1}, + {0x95f83d0a1fb69cd9, 0x4abdaf101564f98f}, + {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f2}, + {0xea53df5fd18d5513, 0x84c86189216dc5ee}, + {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, + {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, + {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, + {0xdf78e4b2bd342cf6, 0x914da9246b255417}, + {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, + {0xae9672aba3d0c320, 0xa184ac2473b529b2}, + {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, + {0x8865899617fb1871, 0x7e2fa67c7a658893}, + {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, + {0xd51ea6fa85785631, 0x552a74227f3ea566}, + {0x8533285c936b35de, 0xd53a88958f872760}, + {0xa67ff273b8460356, 0x8a892abaf368f138}, + {0xd01fef10a657842c, 0x2d2b7569b0432d86}, + {0x8213f56a67f6b29b, 0x9c3b29620e29fc74}, + {0xa298f2c501f45f42, 0x8349f3ba91b47b90}, + {0xcb3f2f7642717713, 0x241c70a936219a74}, + {0xfe0efb53d30dd4d7, 0xed238cd383aa0111}, + {0x9ec95d1463e8a506, 0xf4363804324a40ab}, + {0xc67bb4597ce2ce48, 0xb143c6053edcd0d6}, + {0xf81aa16fdc1b81da, 0xdd94b7868e94050b}, + {0x9b10a4e5e9913128, 0xca7cf2b4191c8327}, + {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f1}, + {0xf24a01a73cf2dccf, 0xbc633b39673c8ced}, + {0x976e41088617ca01, 0xd5be0503e085d814}, + {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e19}, + {0xec9c459d51852ba2, 0xddf8e7d60ed1219f}, + {0x93e1ab8252f33b45, 0xcabb90e5c942b504}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0xe7109bfba19c0c9d, 0x0cc512670a783ad5}, + {0x906a617d450187e2, 0x27fb2b80668b24c6}, + {0xb484f9dc9641e9da, 0xb1f9f660802dedf7}, + {0xe1a63853bbd26451, 0x5e7873f8a0396974}, + {0x8d07e33455637eb2, 0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, + {0xf70867153aa2db38, 0xb8cbee4fc66d1ea8} #else - {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, - {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, - {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, - {0x86a8d39ef77164bc, 0xae5dff9c02033198}, - {0xd98ddaee19068c76, 0x3badd624dd9b0958}, - {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, - {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, - {0xe55990879ddcaabd, 0xcc420a6a101d0516}, - {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, - {0x95a8637627989aad, 0xdde7001379a44aa9}, - {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, - {0xc350000000000000, 0x0000000000000000}, - {0x9dc5ada82b70b59d, 0xf020000000000000}, - {0xfee50b7025c36a08, 0x02f236d04753d5b5}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, - {0xa6539930bf6bff45, 0x84db8346b786151d}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, - {0xd910f7ff28069da4, 0x1b2ba1518094da05}, - {0xaf58416654a6babb, 0x387ac8d1970027b3}, - {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, - { 0x95527a5202df0ccb, - 0x0f37801e0c43ebc9 } + {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, + {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, + {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, + {0x86a8d39ef77164bc, 0xae5dff9c02033198}, + {0xd98ddaee19068c76, 0x3badd624dd9b0958}, + {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, + {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, + {0xe55990879ddcaabd, 0xcc420a6a101d0516}, + {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, + {0x95a8637627989aad, 0xdde7001379a44aa9}, + {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, + {0xc350000000000000, 0x0000000000000000}, + {0x9dc5ada82b70b59d, 0xf020000000000000}, + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + { 0x95527a5202df0ccb, + 0x0f37801e0c43ebc9 } #endif - }; + }; #if FMT_USE_FULL_CACHE_DRAGONBOX - return pow10_significands[k - float_info<double>::min_k]; + return pow10_significands[k - float_info<double>::min_k]; #else - static constexpr const uint64_t powers_of_5_64[] = { - 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, - 0x000000000000007d, 0x0000000000000271, 0x0000000000000c35, - 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, - 0x00000000001dcd65, 0x00000000009502f9, 0x0000000002e90edd, - 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, - 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, - 0x000003782dace9d9, 0x00001158e460913d, 0x000056bc75e2d631, - 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, - 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; - - static const int compression_ratio = 27; - - // Compute base index. - int cache_index = (k - float_info<double>::min_k) / compression_ratio; - int kb = cache_index * compression_ratio + float_info<double>::min_k; - int offset = k - kb; - - // Get base cache. - uint128_fallback base_cache = pow10_significands[cache_index]; - if (offset == 0) return base_cache; - - // Compute the required amount of bit-shift. - int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; - FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); - - // Try to recover the real cache. - uint64_t pow5 = powers_of_5_64[offset]; - uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); - uint128_fallback middle_low = umul128(base_cache.low(), pow5); - - recovered_cache += middle_low.high(); - - uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); - uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); - - recovered_cache = - uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, - ((middle_low.low() >> alpha) | middle_to_low)}; - FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); - return {recovered_cache.high(), recovered_cache.low() + 1}; + static constexpr const uint64_t powers_of_5_64[] = { + 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, 0x000000000000007d, 0x0000000000000271, + 0x0000000000000c35, 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, 0x00000000001dcd65, + 0x00000000009502f9, 0x0000000002e90edd, 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, + 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, 0x000003782dace9d9, 0x00001158e460913d, + 0x000056bc75e2d631, 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, 0x00d3c21bcecceda1, + 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; + + static const int compression_ratio = 27; + + // Compute base index. + int cache_index = (k - float_info<double>::min_k) / compression_ratio; + int kb = cache_index * compression_ratio + float_info<double>::min_k; + int offset = k - kb; + + // Get base cache. + uint128_fallback base_cache = pow10_significands[cache_index]; + if(offset == 0) + return base_cache; + + // Compute the required amount of bit-shift. + int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; + FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); + + // Try to recover the real cache. + uint64_t pow5 = powers_of_5_64[offset]; + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); + + recovered_cache += middle_low.high(); + + uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); + uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); + + recovered_cache = uint128_fallback{ + (recovered_cache.low() >> alpha) | high_to_middle, ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; #endif - } - - struct compute_mul_result { - carrier_uint result; - bool is_integer; - }; - struct compute_mul_parity_result { - bool parity; - bool is_integer; - }; - - static compute_mul_result compute_mul( - carrier_uint u, const cache_entry_type& cache) noexcept { - auto r = umul192_upper128(u, cache); - return {r.high(), r.low() == 0}; - } - - static uint32_t compute_delta(cache_entry_type const& cache, - int beta) noexcept { - return static_cast<uint32_t>(cache.high() >> (64 - 1 - beta)); - } - - static compute_mul_parity_result compute_mul_parity( - carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept { - FMT_ASSERT(beta >= 1, ""); - FMT_ASSERT(beta < 64, ""); - - auto r = umul192_lower128(two_f, cache); - return {((r.high() >> (64 - beta)) & 1) != 0, - ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; - } - - static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta) noexcept { - return (cache.high() - - (cache.high() >> (num_significand_bits<double>() + 2))) >> - (64 - num_significand_bits<double>() - 1 - beta); - } - - static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta) noexcept { - return (cache.high() + - (cache.high() >> (num_significand_bits<double>() + 1))) >> - (64 - num_significand_bits<double>() - 1 - beta); - } - - static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta) noexcept { - return ((cache.high() >> (64 - num_significand_bits<double>() - 2 - beta)) + - 1) / - 2; - } -}; - -// Various integer checks -template <class T> -bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept { - const int case_shorter_interval_left_endpoint_lower_threshold = 2; - const int case_shorter_interval_left_endpoint_upper_threshold = 3; - return exponent >= case_shorter_interval_left_endpoint_lower_threshold && - exponent <= case_shorter_interval_left_endpoint_upper_threshold; -} - -// Remove trailing zeros from n and return the number of zeros removed (float) -FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept { - FMT_ASSERT(n != 0, ""); - const uint32_t mod_inv_5 = 0xcccccccd; - const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; - - int s = 0; - while (true) { - auto q = rotr(n * mod_inv_25, 2); - if (q > max_value<uint32_t>() / 100) break; - n = q; - s += 2; - } - auto q = rotr(n * mod_inv_5, 1); - if (q <= max_value<uint32_t>() / 10) { - n = q; - s |= 1; - } - - return s; -} - -// Removes trailing zeros and returns the number of zeros removed (double) -FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept { - FMT_ASSERT(n != 0, ""); - - // This magic number is ceil(2^90 / 10^8). - constexpr uint64_t magic_number = 12379400392853802749ull; - auto nm = umul128(n, magic_number); - - // Is n is divisible by 10^8? - if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) { - // If yes, work with the quotient. - auto n32 = static_cast<uint32_t>(nm.high() >> (90 - 64)); - - const uint32_t mod_inv_5 = 0xcccccccd; - const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + } + + struct compute_mul_result + { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result + { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul(carrier_uint u, const cache_entry_type &cache) noexcept + { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; + } + + static uint32_t compute_delta(cache_entry_type const &cache, int beta) noexcept + { + return static_cast<uint32_t>(cache.high() >> (64 - 1 - beta)); + } + + static compute_mul_parity_result + compute_mul_parity(carrier_uint two_f, const cache_entry_type &cache, int beta) noexcept + { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); + + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; + } + + static carrier_uint + compute_left_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept + { + return (cache.high() - (cache.high() >> (num_significand_bits<double>() + 2))) >> + (64 - num_significand_bits<double>() - 1 - beta); + } + + static carrier_uint + compute_right_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept + { + return (cache.high() + (cache.high() >> (num_significand_bits<double>() + 1))) >> + (64 - num_significand_bits<double>() - 1 - beta); + } + + static carrier_uint compute_round_up_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept + { + return ((cache.high() >> (64 - num_significand_bits<double>() - 2 - beta)) + 1) / 2; + } + }; - int s = 8; - while (true) { - auto q = rotr(n32 * mod_inv_25, 2); - if (q > max_value<uint32_t>() / 100) break; - n32 = q; - s += 2; + // Various integer checks + template <class T> + bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept + { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; } - auto q = rotr(n32 * mod_inv_5, 1); - if (q <= max_value<uint32_t>() / 10) { - n32 = q; - s |= 1; + + // Remove trailing zeros from n and return the number of zeros removed (float) + FMT_INLINE int remove_trailing_zeros(uint32_t &n) noexcept + { + FMT_ASSERT(n != 0, ""); + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 0; + while(true) + { + auto q = rotr(n * mod_inv_25, 2); + if(q > max_value<uint32_t>() / 100) + break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if(q <= max_value<uint32_t>() / 10) + { + n = q; + s |= 1; + } + + return s; } - n = n32; - return s; - } - - // If n is not divisible by 10^8, work with n itself. - const uint64_t mod_inv_5 = 0xcccccccccccccccd; - const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5; - - int s = 0; - while (true) { - auto q = rotr(n * mod_inv_25, 2); - if (q > max_value<uint64_t>() / 100) break; - n = q; - s += 2; - } - auto q = rotr(n * mod_inv_5, 1); - if (q <= max_value<uint64_t>() / 10) { - n = q; - s |= 1; - } - - return s; -} + // Removes trailing zeros and returns the number of zeros removed (double) + FMT_INLINE int remove_trailing_zeros(uint64_t &n) noexcept + { + FMT_ASSERT(n != 0, ""); + + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); + + // Is n is divisible by 10^8? + if((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) + { + // If yes, work with the quotient. + auto n32 = static_cast<uint32_t>(nm.high() >> (90 - 64)); + + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 8; + while(true) + { + auto q = rotr(n32 * mod_inv_25, 2); + if(q > max_value<uint32_t>() / 100) + break; + n32 = q; + s += 2; + } + auto q = rotr(n32 * mod_inv_5, 1); + if(q <= max_value<uint32_t>() / 10) + { + n32 = q; + s |= 1; + } + + n = n32; + return s; + } + + // If n is not divisible by 10^8, work with n itself. + const uint64_t mod_inv_5 = 0xcccccccccccccccd; + const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5; + + int s = 0; + while(true) + { + auto q = rotr(n * mod_inv_25, 2); + if(q > max_value<uint64_t>() / 100) + break; + n = q; + s += 2; + } + auto q = rotr(n * mod_inv_5, 1); + if(q <= max_value<uint64_t>() / 10) + { + n = q; + s |= 1; + } + + return s; + } -// The main algorithm for shorter interval case -template <class T> -FMT_INLINE decimal_fp<T> shorter_interval_case(int exponent) noexcept { - decimal_fp<T> ret_value; - // Compute k and beta - const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); - const int beta = exponent + floor_log2_pow10(-minus_k); - - // Compute xi and zi - using cache_entry_type = typename cache_accessor<T>::cache_entry_type; - const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); - - auto xi = cache_accessor<T>::compute_left_endpoint_for_shorter_interval_case( - cache, beta); - auto zi = cache_accessor<T>::compute_right_endpoint_for_shorter_interval_case( - cache, beta); - - // If the left endpoint is not an integer, increase it - if (!is_left_endpoint_integer_shorter_interval<T>(exponent)) ++xi; - - // Try bigger divisor - ret_value.significand = zi / 10; - - // If succeed, remove trailing zeros if necessary and return - if (ret_value.significand * 10 >= xi) { - ret_value.exponent = minus_k + 1; - ret_value.exponent += remove_trailing_zeros(ret_value.significand); - return ret_value; - } - - // Otherwise, compute the round-up of y - ret_value.significand = - cache_accessor<T>::compute_round_up_for_shorter_interval_case(cache, - beta); - ret_value.exponent = minus_k; - - // When tie occurs, choose one of them according to the rule - if (exponent >= float_info<T>::shorter_interval_tie_lower_threshold && - exponent <= float_info<T>::shorter_interval_tie_upper_threshold) { - ret_value.significand = ret_value.significand % 2 == 0 - ? ret_value.significand - : ret_value.significand - 1; - } else if (ret_value.significand < xi) { - ++ret_value.significand; - } - return ret_value; -} + // The main algorithm for shorter interval case + template <class T> + FMT_INLINE decimal_fp<T> shorter_interval_case(int exponent) noexcept + { + decimal_fp<T> ret_value; + // Compute k and beta + const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute xi and zi + using cache_entry_type = typename cache_accessor<T>::cache_entry_type; + const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); + + auto xi = cache_accessor<T>::compute_left_endpoint_for_shorter_interval_case(cache, beta); + auto zi = cache_accessor<T>::compute_right_endpoint_for_shorter_interval_case(cache, beta); + + // If the left endpoint is not an integer, increase it + if(!is_left_endpoint_integer_shorter_interval<T>(exponent)) + ++xi; + + // Try bigger divisor + ret_value.significand = zi / 10; + + // If succeed, remove trailing zeros if necessary and return + if(ret_value.significand * 10 >= xi) + { + ret_value.exponent = minus_k + 1; + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + } + + // Otherwise, compute the round-up of y + ret_value.significand = cache_accessor<T>::compute_round_up_for_shorter_interval_case(cache, beta); + ret_value.exponent = minus_k; + + // When tie occurs, choose one of them according to the rule + if(exponent >= float_info<T>::shorter_interval_tie_lower_threshold && + exponent <= float_info<T>::shorter_interval_tie_upper_threshold) + { + ret_value.significand = ret_value.significand % 2 == 0 ? ret_value.significand : ret_value.significand - 1; + } + else if(ret_value.significand < xi) + { + ++ret_value.significand; + } + return ret_value; + } -template <typename T> decimal_fp<T> to_decimal(T x) noexcept { - // Step 1: integer promotion & Schubfach multiplier calculation. - - using carrier_uint = typename float_info<T>::carrier_uint; - using cache_entry_type = typename cache_accessor<T>::cache_entry_type; - auto br = bit_cast<carrier_uint>(x); - - // Extract significand bits and exponent bits. - const carrier_uint significand_mask = - (static_cast<carrier_uint>(1) << num_significand_bits<T>()) - 1; - carrier_uint significand = (br & significand_mask); - int exponent = - static_cast<int>((br & exponent_mask<T>()) >> num_significand_bits<T>()); - - if (exponent != 0) { // Check if normal. - exponent -= exponent_bias<T>() + num_significand_bits<T>(); - - // Shorter interval case; proceed like Schubfach. - // In fact, when exponent == 1 and significand == 0, the interval is - // regular. However, it can be shown that the end-results are anyway same. - if (significand == 0) return shorter_interval_case<T>(exponent); - - significand |= (static_cast<carrier_uint>(1) << num_significand_bits<T>()); - } else { - // Subnormal case; the interval is always regular. - if (significand == 0) return {0, 0}; - exponent = - std::numeric_limits<T>::min_exponent - num_significand_bits<T>() - 1; - } - - const bool include_left_endpoint = (significand % 2 == 0); - const bool include_right_endpoint = include_left_endpoint; - - // Compute k and beta. - const int minus_k = floor_log10_pow2(exponent) - float_info<T>::kappa; - const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); - const int beta = exponent + floor_log2_pow10(-minus_k); - - // Compute zi and deltai. - // 10^kappa <= deltai < 10^(kappa + 1) - const uint32_t deltai = cache_accessor<T>::compute_delta(cache, beta); - const carrier_uint two_fc = significand << 1; - - // For the case of binary32, the result of integer check is not correct for - // 29711844 * 2^-82 - // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 - // and 29711844 * 2^-81 - // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, - // and they are the unique counterexamples. However, since 29711844 is even, - // this does not cause any problem for the endpoints calculations; it can only - // cause a problem when we need to perform integer check for the center. - // Fortunately, with these inputs, that branch is never executed, so we are - // fine. - const typename cache_accessor<T>::compute_mul_result z_mul = - cache_accessor<T>::compute_mul((two_fc | 1) << beta, cache); - - // Step 2: Try larger divisor; remove trailing zeros if necessary. - - // Using an upper bound on zi, we might be able to optimize the division - // better than the compiler; we are computing zi / big_divisor here. - decimal_fp<T> ret_value; - ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); - uint32_t r = static_cast<uint32_t>(z_mul.result - float_info<T>::big_divisor * - ret_value.significand); - - if (r < deltai) { - // Exclude the right endpoint if necessary. - if (r == 0 && (z_mul.is_integer & !include_right_endpoint)) { - --ret_value.significand; - r = float_info<T>::big_divisor; - goto small_divisor_case_label; + template <typename T> + decimal_fp<T> to_decimal(T x) noexcept + { + // Step 1: integer promotion & Schubfach multiplier calculation. + + using carrier_uint = typename float_info<T>::carrier_uint; + using cache_entry_type = typename cache_accessor<T>::cache_entry_type; + auto br = bit_cast<carrier_uint>(x); + + // Extract significand bits and exponent bits. + const carrier_uint significand_mask = (static_cast<carrier_uint>(1) << num_significand_bits<T>()) - 1; + carrier_uint significand = (br & significand_mask); + int exponent = static_cast<int>((br & exponent_mask<T>()) >> num_significand_bits<T>()); + + if(exponent != 0) + { // Check if normal. + exponent -= exponent_bias<T>() + num_significand_bits<T>(); + + // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. + if(significand == 0) + return shorter_interval_case<T>(exponent); + + significand |= (static_cast<carrier_uint>(1) << num_significand_bits<T>()); + } + else + { + // Subnormal case; the interval is always regular. + if(significand == 0) + return {0, 0}; + exponent = std::numeric_limits<T>::min_exponent - num_significand_bits<T>() - 1; + } + + const bool include_left_endpoint = (significand % 2 == 0); + const bool include_right_endpoint = include_left_endpoint; + + // Compute k and beta. + const int minus_k = floor_log10_pow2(exponent) - float_info<T>::kappa; + const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); + + // Compute zi and deltai. + // 10^kappa <= deltai < 10^(kappa + 1) + const uint32_t deltai = cache_accessor<T>::compute_delta(cache, beta); + const carrier_uint two_fc = significand << 1; + + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor<T>::compute_mul_result z_mul = + cache_accessor<T>::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. + + // Using an upper bound on zi, we might be able to optimize the division + // better than the compiler; we are computing zi / big_divisor here. + decimal_fp<T> ret_value; + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast<uint32_t>(z_mul.result - float_info<T>::big_divisor * ret_value.significand); + + if(r < deltai) + { + // Exclude the right endpoint if necessary. + if(r == 0 && (z_mul.is_integer & !include_right_endpoint)) + { + --ret_value.significand; + r = float_info<T>::big_divisor; + goto small_divisor_case_label; + } + } + else if(r > deltai) + { + goto small_divisor_case_label; + } + else + { + // r == deltai; compare fractional parts. + const typename cache_accessor<T>::compute_mul_parity_result x_mul = + cache_accessor<T>::compute_mul_parity(two_fc - 1, cache, beta); + + if(!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) + goto small_divisor_case_label; + } + ret_value.exponent = minus_k + float_info<T>::kappa + 1; + + // We may need to remove trailing zeros. + ret_value.exponent += remove_trailing_zeros(ret_value.significand); + return ret_value; + + // Step 3: Find the significand with the smaller divisor. + + small_divisor_case_label: + ret_value.significand *= 10; + ret_value.exponent = minus_k + float_info<T>::kappa; + + uint32_t dist = r - (deltai / 2) + (float_info<T>::small_divisor / 2); + const bool approx_y_parity = ((dist ^ (float_info<T>::small_divisor / 2)) & 1) != 0; + + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = check_divisibility_and_divide_by_pow10<float_info<T>::kappa>(dist); + + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; + + if(!divisible_by_small_divisor) + return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor<T>::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if(y_mul.parity != approx_y_parity) + --ret_value.significand; + else if(y_mul.is_integer & (ret_value.significand % 2 != 0)) + --ret_value.significand; + return ret_value; } - } else if (r > deltai) { - goto small_divisor_case_label; - } else { - // r == deltai; compare fractional parts. - const typename cache_accessor<T>::compute_mul_parity_result x_mul = - cache_accessor<T>::compute_mul_parity(two_fc - 1, cache, beta); - - if (!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) - goto small_divisor_case_label; - } - ret_value.exponent = minus_k + float_info<T>::kappa + 1; - - // We may need to remove trailing zeros. - ret_value.exponent += remove_trailing_zeros(ret_value.significand); - return ret_value; - - // Step 3: Find the significand with the smaller divisor. - -small_divisor_case_label: - ret_value.significand *= 10; - ret_value.exponent = minus_k + float_info<T>::kappa; - - uint32_t dist = r - (deltai / 2) + (float_info<T>::small_divisor / 2); - const bool approx_y_parity = - ((dist ^ (float_info<T>::small_divisor / 2)) & 1) != 0; - - // Is dist divisible by 10^kappa? - const bool divisible_by_small_divisor = - check_divisibility_and_divide_by_pow10<float_info<T>::kappa>(dist); - - // Add dist / 10^kappa to the significand. - ret_value.significand += dist; - - if (!divisible_by_small_divisor) return ret_value; - - // Check z^(f) >= epsilon^(f). - // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, - // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). - // Since there are only 2 possibilities, we only need to care about the - // parity. Also, zi and r should have the same parity since the divisor - // is an even number. - const auto y_mul = cache_accessor<T>::compute_mul_parity(two_fc, cache, beta); - - // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), - // or equivalently, when y is an integer. - if (y_mul.parity != approx_y_parity) - --ret_value.significand; - else if (y_mul.is_integer & (ret_value.significand % 2 != 0)) - --ret_value.significand; - return ret_value; -} -} // namespace dragonbox +} // namespace dragonbox #ifdef _MSC_VER -FMT_FUNC auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) - -> int { - auto args = va_list(); - va_start(args, fmt); - int result = vsnprintf_s(buf, size, _TRUNCATE, fmt, args); - va_end(args); - return result; +FMT_FUNC auto fmt_snprintf(char *buf, size_t size, const char *fmt, ...) -> int +{ + auto args = va_list(); + va_start(args, fmt); + int result = vsnprintf_s(buf, size, _TRUNCATE, fmt, args); + va_end(args); + return result; } #endif -} // namespace detail - -template <> struct formatter<detail::bigint> { - FMT_CONSTEXPR auto parse(format_parse_context& ctx) - -> format_parse_context::iterator { - return ctx.begin(); - } - - template <typename FormatContext> - auto format(const detail::bigint& n, FormatContext& ctx) const -> - typename FormatContext::iterator { - auto out = ctx.out(); - bool first = true; - for (auto i = n.bigits_.size(); i > 0; --i) { - auto value = n.bigits_[i - 1u]; - if (first) { - out = format_to(out, FMT_STRING("{:x}"), value); - first = false; - continue; - } - out = format_to(out, FMT_STRING("{:08x}"), value); +} // namespace detail + +template <> +struct formatter<detail::bigint> +{ + FMT_CONSTEXPR auto parse(format_parse_context &ctx) -> format_parse_context::iterator { return ctx.begin(); } + + template <typename FormatContext> + auto format(const detail::bigint &n, FormatContext &ctx) const -> typename FormatContext::iterator + { + auto out = ctx.out(); + bool first = true; + for(auto i = n.bigits_.size(); i > 0; --i) + { + auto value = n.bigits_[i - 1u]; + if(first) + { + out = format_to(out, FMT_STRING("{:x}"), value); + first = false; + continue; + } + out = format_to(out, FMT_STRING("{:08x}"), value); + } + if(n.exp_ > 0) + out = format_to(out, FMT_STRING("p{}"), n.exp_ * detail::bigint::bigit_bits); + return out; } - if (n.exp_ > 0) - out = format_to(out, FMT_STRING("p{}"), - n.exp_ * detail::bigint::bigit_bits); - return out; - } }; -FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { - for_each_codepoint(s, [this](uint32_t cp, string_view) { - if (cp == invalid_code_point) FMT_THROW(std::runtime_error("invalid utf8")); - if (cp <= 0xFFFF) { - buffer_.push_back(static_cast<wchar_t>(cp)); - } else { - cp -= 0x10000; - buffer_.push_back(static_cast<wchar_t>(0xD800 + (cp >> 10))); - buffer_.push_back(static_cast<wchar_t>(0xDC00 + (cp & 0x3FF))); - } - return true; - }); - buffer_.push_back(0); +FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) +{ + for_each_codepoint( + s, + [this](uint32_t cp, string_view) + { + if(cp == invalid_code_point) + FMT_THROW(std::runtime_error("invalid utf8")); + if(cp <= 0xFFFF) + { + buffer_.push_back(static_cast<wchar_t>(cp)); + } + else + { + cp -= 0x10000; + buffer_.push_back(static_cast<wchar_t>(0xD800 + (cp >> 10))); + buffer_.push_back(static_cast<wchar_t>(0xDC00 + (cp & 0x3FF))); + } + return true; + }); + buffer_.push_back(0); } -FMT_FUNC void format_system_error(detail::buffer<char>& out, int error_code, - const char* message) noexcept { - FMT_TRY { - auto ec = std::error_code(error_code, std::generic_category()); - write(std::back_inserter(out), std::system_error(ec, message).what()); - return; - } - FMT_CATCH(...) {} - format_error_code(out, error_code, message); +FMT_FUNC void format_system_error(detail::buffer<char> &out, int error_code, const char *message) noexcept +{ + FMT_TRY + { + auto ec = std::error_code(error_code, std::generic_category()); + write(std::back_inserter(out), std::system_error(ec, message).what()); + return; + } + FMT_CATCH(...) {} + format_error_code(out, error_code, message); } -FMT_FUNC void report_system_error(int error_code, - const char* message) noexcept { - report_error(format_system_error, error_code, message); +FMT_FUNC void report_system_error(int error_code, const char *message) noexcept +{ + report_error(format_system_error, error_code, message); } -FMT_FUNC std::string vformat(string_view fmt, format_args args) { - // Don't optimize the "{}" case to keep the binary size small and because it - // can be better optimized in fmt::format anyway. - auto buffer = memory_buffer(); - detail::vformat_to(buffer, fmt, args); - return to_string(buffer); +FMT_FUNC std::string vformat(string_view fmt, format_args args) +{ + // Don't optimize the "{}" case to keep the binary size small and because it + // can be better optimized in fmt::format anyway. + auto buffer = memory_buffer(); + detail::vformat_to(buffer, fmt, args); + return to_string(buffer); } -namespace detail { +namespace detail +{ #ifdef _WIN32 using dword = conditional_t<sizeof(long) == 4, unsigned long, unsigned>; -extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // - void*, const void*, dword, dword*, void*); - -FMT_FUNC bool write_console(std::FILE* f, string_view text) { - auto fd = _fileno(f); - if (_isatty(fd)) { - detail::utf8_to_utf16 u16(string_view(text.data(), text.size())); - auto written = detail::dword(); - if (detail::WriteConsoleW(reinterpret_cast<void*>(_get_osfhandle(fd)), - u16.c_str(), static_cast<uint32_t>(u16.size()), - &written, nullptr)) { - return true; +extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // + void *, + const void *, + dword, + dword *, + void *); + +FMT_FUNC bool write_console(std::FILE *f, string_view text) +{ + auto fd = _fileno(f); + if(_isatty(fd)) + { + detail::utf8_to_utf16 u16(string_view(text.data(), text.size())); + auto written = detail::dword(); + if(detail::WriteConsoleW( + reinterpret_cast<void *>(_get_osfhandle(fd)), + u16.c_str(), + static_cast<uint32_t>(u16.size()), + &written, + nullptr)) + { + return true; + } } - } - // We return false if the file descriptor was not TTY, or it was but - // SetConsoleW failed which can happen if the output has been redirected to - // NUL. In both cases when we return false, we should attempt to do regular - // write via fwrite or std::ostream::write. - return false; + // We return false if the file descriptor was not TTY, or it was but + // SetConsoleW failed which can happen if the output has been redirected to + // NUL. In both cases when we return false, we should attempt to do regular + // write via fwrite or std::ostream::write. + return false; } #endif -FMT_FUNC void print(std::FILE* f, string_view text) { +FMT_FUNC void print(std::FILE *f, string_view text) +{ #ifdef _WIN32 - if (write_console(f, text)) return; + if(write_console(f, text)) + return; #endif - detail::fwrite_fully(text.data(), 1, text.size(), f); + detail::fwrite_fully(text.data(), 1, text.size(), f); } -} // namespace detail +} // namespace detail -FMT_FUNC void vprint(std::FILE* f, string_view format_str, format_args args) { - memory_buffer buffer; - detail::vformat_to(buffer, format_str, args); - detail::print(f, {buffer.data(), buffer.size()}); +FMT_FUNC void vprint(std::FILE *f, string_view format_str, format_args args) +{ + memory_buffer buffer; + detail::vformat_to(buffer, format_str, args); + detail::print(f, {buffer.data(), buffer.size()}); } #ifdef _WIN32 // Print assuming legacy (non-Unicode) encoding. -FMT_FUNC void detail::vprint_mojibake(std::FILE* f, string_view format_str, - format_args args) { - memory_buffer buffer; - detail::vformat_to(buffer, format_str, - basic_format_args<buffer_context<char>>(args)); - fwrite_fully(buffer.data(), 1, buffer.size(), f); +FMT_FUNC void detail::vprint_mojibake(std::FILE *f, string_view format_str, format_args args) +{ + memory_buffer buffer; + detail::vformat_to(buffer, format_str, basic_format_args<buffer_context<char>>(args)); + fwrite_fully(buffer.data(), 1, buffer.size(), f); } #endif -FMT_FUNC void vprint(string_view format_str, format_args args) { - vprint(stdout, format_str, args); +FMT_FUNC void vprint(string_view format_str, format_args args) +{ + vprint(stdout, format_str, args); } -namespace detail { +namespace detail +{ -struct singleton { - unsigned char upper; - unsigned char lower_count; +struct singleton +{ + unsigned char upper; + unsigned char lower_count; }; -inline auto is_printable(uint16_t x, const singleton* singletons, - size_t singletons_size, - const unsigned char* singleton_lowers, - const unsigned char* normal, size_t normal_size) - -> bool { - auto upper = x >> 8; - auto lower_start = 0; - for (size_t i = 0; i < singletons_size; ++i) { - auto s = singletons[i]; - auto lower_end = lower_start + s.lower_count; - if (upper < s.upper) break; - if (upper == s.upper) { - for (auto j = lower_start; j < lower_end; ++j) { - if (singleton_lowers[j] == (x & 0xff)) return false; - } +inline auto is_printable( + uint16_t x, + const singleton *singletons, + size_t singletons_size, + const unsigned char *singleton_lowers, + const unsigned char *normal, + size_t normal_size) -> bool +{ + auto upper = x >> 8; + auto lower_start = 0; + for(size_t i = 0; i < singletons_size; ++i) + { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if(upper < s.upper) + break; + if(upper == s.upper) + { + for(auto j = lower_start; j < lower_end; ++j) + { + if(singleton_lowers[j] == (x & 0xff)) + return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast<int>(x); + auto current = true; + for(size_t i = 0; i < normal_size; ++i) + { + auto v = static_cast<int>(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if(xsigned < 0) + break; + current = !current; } - lower_start = lower_end; - } - - auto xsigned = static_cast<int>(x); - auto current = true; - for (size_t i = 0; i < normal_size; ++i) { - auto v = static_cast<int>(normal[i]); - auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; - xsigned -= len; - if (xsigned < 0) break; - current = !current; - } - return current; + return current; } // This code is generated by support/printable.py. -FMT_FUNC auto is_printable(uint32_t cp) -> bool { - static constexpr singleton singletons0[] = { - {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, - {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, - {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, - {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, - {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, - {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, - {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, - }; - static constexpr unsigned char singletons0_lower[] = { - 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, - 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, - 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, - 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, - 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, - 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, - 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, - 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, - 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, - 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, - 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, - 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, - 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, - 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, - 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, - 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, - 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, - 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, - 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, - 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, - 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, - 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, - 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, - 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, - 0xfe, 0xff, - }; - static constexpr singleton singletons1[] = { - {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, - {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, - {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, - {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, - {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, - {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, - {0xfa, 2}, {0xfb, 1}, - }; - static constexpr unsigned char singletons1_lower[] = { - 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, - 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, - 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, - 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, - 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, - 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, - 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, - 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, - 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, - 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, - 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, - 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, - 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, - 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, - 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, - }; - static constexpr unsigned char normal0[] = { - 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, - 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, - 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, - 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, - 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, - 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, - 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, - 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, - 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, - 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, - 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, - 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, - 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, - 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, - 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, - 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, - 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, - 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, - 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, - 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, - 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, - 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, - 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, - 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, - 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, - 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, - }; - static constexpr unsigned char normal1[] = { - 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, - 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, - 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, - 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, - 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, - 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, - 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, - 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, - 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, - 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, - 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, - 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, - 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, - 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, - 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, - 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, - 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, - 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, - 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, - 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, - 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, - 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, - 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, - 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, - 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, - 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, - 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, - 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, - 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, - 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, - 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, - 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, - 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, - 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, - 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, - }; - auto lower = static_cast<uint16_t>(cp); - if (cp < 0x10000) { - return is_printable(lower, singletons0, - sizeof(singletons0) / sizeof(*singletons0), - singletons0_lower, normal0, sizeof(normal0)); - } - if (cp < 0x20000) { - return is_printable(lower, singletons1, - sizeof(singletons1) / sizeof(*singletons1), - singletons1_lower, normal1, sizeof(normal1)); - } - if (0x2a6de <= cp && cp < 0x2a700) return false; - if (0x2b735 <= cp && cp < 0x2b740) return false; - if (0x2b81e <= cp && cp < 0x2b820) return false; - if (0x2cea2 <= cp && cp < 0x2ceb0) return false; - if (0x2ebe1 <= cp && cp < 0x2f800) return false; - if (0x2fa1e <= cp && cp < 0x30000) return false; - if (0x3134b <= cp && cp < 0xe0100) return false; - if (0xe01f0 <= cp && cp < 0x110000) return false; - return cp < 0x110000; +FMT_FUNC auto is_printable(uint32_t cp) -> bool +{ + static constexpr singleton singletons0[] = { + {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, {0x09, 17}, {0x0a, 28}, {0x0b, 25}, + {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, + {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, {0x20, 3}, {0x2b, 3}, {0x2c, 2}, + {0x2d, 11}, {0x2e, 1}, {0x30, 3}, {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, + {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, + 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, + 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, + 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, + 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, + 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, + 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, + 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, + 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, + 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, + 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, + 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, + 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, + 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, + 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, + 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, + 0xfe, 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, + {0x11, 2}, {0x12, 5}, {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, {0x1d, 8}, {0x24, 1}, + {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, + {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, {0xfa, 2}, {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, + 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, + 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, + 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, + 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, + 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, + 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, + 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, + 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, + 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, + 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, + 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, + 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, + 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, + 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, + 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, + 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, + 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, + 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, + 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, + 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, + 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, + 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, + 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, + 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, + 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, + 0x03, 0x0f, 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, + 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, + 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, + 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, + 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, + 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, + 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, + 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, + 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, + 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, + 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, + 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, + 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, + 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, + 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, + 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, + 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, + 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, + 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, + 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, + 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, + 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, + 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, + 0xcb, 0x25, 0x0a, 0x84, 0x06, + }; + auto lower = static_cast<uint16_t>(cp); + if(cp < 0x10000) + { + return is_printable( + lower, + singletons0, + sizeof(singletons0) / sizeof(*singletons0), + singletons0_lower, + normal0, + sizeof(normal0)); + } + if(cp < 0x20000) + { + return is_printable( + lower, + singletons1, + sizeof(singletons1) / sizeof(*singletons1), + singletons1_lower, + normal1, + sizeof(normal1)); + } + if(0x2a6de <= cp && cp < 0x2a700) + return false; + if(0x2b735 <= cp && cp < 0x2b740) + return false; + if(0x2b81e <= cp && cp < 0x2b820) + return false; + if(0x2cea2 <= cp && cp < 0x2ceb0) + return false; + if(0x2ebe1 <= cp && cp < 0x2f800) + return false; + if(0x2fa1e <= cp && cp < 0x30000) + return false; + if(0x3134b <= cp && cp < 0xe0100) + return false; + if(0xe01f0 <= cp && cp < 0x110000) + return false; + return cp < 0x110000; } -} // namespace detail +} // namespace detail FMT_END_NAMESPACE -#endif // FMT_FORMAT_INL_H_ +#endif // FMT_FORMAT_INL_H_ diff --git a/include/spdlog/fmt/bundled/format.h b/include/spdlog/fmt/bundled/format.h index 7c607dbd3..6d296484b 100644 --- a/include/spdlog/fmt/bundled/format.h +++ b/include/spdlog/fmt/bundled/format.h @@ -33,100 +33,104 @@ #ifndef FMT_FORMAT_H_ #define FMT_FORMAT_H_ -#include <cmath> // std::signbit -#include <cstdint> // uint32_t -#include <cstring> // std::memcpy -#include <limits> // std::numeric_limits -#include <memory> // std::uninitialized_copy -#include <stdexcept> // std::runtime_error -#include <system_error> // std::system_error +#include <cmath> // std::signbit +#include <cstdint> // uint32_t +#include <cstring> // std::memcpy +#include <limits> // std::numeric_limits +#include <memory> // std::uninitialized_copy +#include <stdexcept> // std::runtime_error +#include <system_error> // std::system_error #ifdef __cpp_lib_bit_cast -# include <bit> // std::bitcast +#include <bit> // std::bitcast #endif #include "core.h" #if FMT_GCC_VERSION -# define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) +#define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) #else -# define FMT_GCC_VISIBILITY_HIDDEN +#define FMT_GCC_VISIBILITY_HIDDEN #endif #ifdef __NVCC__ -# define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) +#define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) #else -# define FMT_CUDA_VERSION 0 +#define FMT_CUDA_VERSION 0 #endif #ifdef __has_builtin -# define FMT_HAS_BUILTIN(x) __has_builtin(x) +#define FMT_HAS_BUILTIN(x) __has_builtin(x) #else -# define FMT_HAS_BUILTIN(x) 0 +#define FMT_HAS_BUILTIN(x) 0 #endif #if FMT_GCC_VERSION || FMT_CLANG_VERSION -# define FMT_NOINLINE __attribute__((noinline)) +#define FMT_NOINLINE __attribute__((noinline)) #else -# define FMT_NOINLINE +#define FMT_NOINLINE #endif #if FMT_MSC_VERSION -# define FMT_MSC_DEFAULT = default +#define FMT_MSC_DEFAULT = default #else -# define FMT_MSC_DEFAULT +#define FMT_MSC_DEFAULT #endif #ifndef FMT_THROW -# if FMT_EXCEPTIONS -# if FMT_MSC_VERSION || defined(__NVCC__) +#if FMT_EXCEPTIONS +#if FMT_MSC_VERSION || defined(__NVCC__) FMT_BEGIN_NAMESPACE -namespace detail { -template <typename Exception> inline void do_throw(const Exception& x) { - // Silence unreachable code warnings in MSVC and NVCC because these - // are nearly impossible to fix in a generic code. - volatile bool b = true; - if (b) throw x; -} -} // namespace detail +namespace detail +{ +template <typename Exception> +inline void do_throw(const Exception &x) +{ + // Silence unreachable code warnings in MSVC and NVCC because these + // are nearly impossible to fix in a generic code. + volatile bool b = true; + if(b) + throw x; +} +} // namespace detail FMT_END_NAMESPACE -# define FMT_THROW(x) detail::do_throw(x) -# else -# define FMT_THROW(x) throw x -# endif -# else -# define FMT_THROW(x) \ - do { \ - FMT_ASSERT(false, (x).what()); \ - } while (false) -# endif +#define FMT_THROW(x) detail::do_throw(x) +#else +#define FMT_THROW(x) throw x +#endif +#else +#define FMT_THROW(x) \ + do \ + { \ + FMT_ASSERT(false, (x).what()); \ + } while(false) +#endif #endif #if FMT_EXCEPTIONS -# define FMT_TRY try -# define FMT_CATCH(x) catch (x) +#define FMT_TRY try +#define FMT_CATCH(x) catch(x) #else -# define FMT_TRY if (true) -# define FMT_CATCH(x) if (false) +#define FMT_TRY if(true) +#define FMT_CATCH(x) if(false) #endif #ifndef FMT_MAYBE_UNUSED -# if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) -# define FMT_MAYBE_UNUSED [[maybe_unused]] -# else -# define FMT_MAYBE_UNUSED -# endif +#if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) +#define FMT_MAYBE_UNUSED [[maybe_unused]] +#else +#define FMT_MAYBE_UNUSED +#endif #endif #ifndef FMT_USE_USER_DEFINED_LITERALS // EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. -# if (FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 407 || \ - FMT_MSC_VERSION >= 1900) && \ - (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) -# define FMT_USE_USER_DEFINED_LITERALS 1 -# else -# define FMT_USE_USER_DEFINED_LITERALS 0 -# endif +#if(FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 407 || FMT_MSC_VERSION >= 1900) && \ + (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) +#define FMT_USE_USER_DEFINED_LITERALS 1 +#else +#define FMT_USE_USER_DEFINED_LITERALS 0 +#endif #endif // Defining FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of @@ -134,126 +138,133 @@ FMT_END_NAMESPACE // largest integer type. This results in a reduction in binary size but will // cause a decrease in integer formatting performance. #if !defined(FMT_REDUCE_INT_INSTANTIATIONS) -# define FMT_REDUCE_INT_INSTANTIATIONS 0 +#define FMT_REDUCE_INT_INSTANTIATIONS 0 #endif // __builtin_clz is broken in clang with Microsoft CodeGen: // https://github.com/fmtlib/fmt/issues/519. #if !FMT_MSC_VERSION -# if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION -# define FMT_BUILTIN_CLZ(n) __builtin_clz(n) -# endif -# if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION -# define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) -# endif +#if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION +#define FMT_BUILTIN_CLZ(n) __builtin_clz(n) +#endif +#if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +#define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) +#endif #endif // __builtin_ctz is broken in Intel Compiler Classic on Windows: // https://github.com/fmtlib/fmt/issues/2510. #ifndef __ICL -# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ - defined(__NVCOMPILER) -# define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) -# endif -# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ - FMT_ICC_VERSION || defined(__NVCOMPILER) -# define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) -# endif +#if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || defined(__NVCOMPILER) +#define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) +#endif +#if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || FMT_ICC_VERSION || defined(__NVCOMPILER) +#define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) +#endif #endif #if FMT_MSC_VERSION -# include <intrin.h> // _BitScanReverse[64], _BitScanForward[64], _umul128 +#include <intrin.h> // _BitScanReverse[64], _BitScanForward[64], _umul128 #endif // Some compilers masquerade as both MSVC and GCC-likes or otherwise support // __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the // MSVC intrinsics if the clz and clzll builtins are not available. -#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && \ - !defined(FMT_BUILTIN_CTZLL) +#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && !defined(FMT_BUILTIN_CTZLL) FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ // Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. -# if !defined(__clang__) -# pragma intrinsic(_BitScanForward) -# pragma intrinsic(_BitScanReverse) -# if defined(_WIN64) -# pragma intrinsic(_BitScanForward64) -# pragma intrinsic(_BitScanReverse64) -# endif -# endif - -inline auto clz(uint32_t x) -> int { - unsigned long r = 0; - _BitScanReverse(&r, x); - FMT_ASSERT(x != 0, ""); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. - FMT_MSC_WARNING(suppress : 6102) - return 31 ^ static_cast<int>(r); -} -# define FMT_BUILTIN_CLZ(n) detail::clz(n) - -inline auto clzll(uint64_t x) -> int { - unsigned long r = 0; -# ifdef _WIN64 - _BitScanReverse64(&r, x); -# else - // Scan the high 32 bits. - if (_BitScanReverse(&r, static_cast<uint32_t>(x >> 32))) return 63 ^ (r + 32); - // Scan the low 32 bits. - _BitScanReverse(&r, static_cast<uint32_t>(x)); -# endif - FMT_ASSERT(x != 0, ""); - FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. - return 63 ^ static_cast<int>(r); -} -# define FMT_BUILTIN_CLZLL(n) detail::clzll(n) - -inline auto ctz(uint32_t x) -> int { - unsigned long r = 0; - _BitScanForward(&r, x); - FMT_ASSERT(x != 0, ""); - FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. - return static_cast<int>(r); -} -# define FMT_BUILTIN_CTZ(n) detail::ctz(n) - -inline auto ctzll(uint64_t x) -> int { - unsigned long r = 0; - FMT_ASSERT(x != 0, ""); - FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. -# ifdef _WIN64 - _BitScanForward64(&r, x); -# else - // Scan the low 32 bits. - if (_BitScanForward(&r, static_cast<uint32_t>(x))) return static_cast<int>(r); - // Scan the high 32 bits. - _BitScanForward(&r, static_cast<uint32_t>(x >> 32)); - r += 32; -# endif - return static_cast<int>(r); -} -# define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) -} // namespace detail +#if !defined(__clang__) +#pragma intrinsic(_BitScanForward) +#pragma intrinsic(_BitScanReverse) +#if defined(_WIN64) +#pragma intrinsic(_BitScanForward64) +#pragma intrinsic(_BitScanReverse64) +#endif +#endif + +inline auto clz(uint32_t x) -> int +{ + unsigned long r = 0; + _BitScanReverse(&r, x); + FMT_ASSERT(x != 0, ""); + // Static analysis complains about using uninitialized data + // "r", but the only way that can happen is if "x" is 0, + // which the callers guarantee to not happen. + FMT_MSC_WARNING(suppress : 6102) + return 31 ^ static_cast<int>(r); +} +#define FMT_BUILTIN_CLZ(n) detail::clz(n) + +inline auto clzll(uint64_t x) -> int +{ + unsigned long r = 0; +#ifdef _WIN64 + _BitScanReverse64(&r, x); +#else + // Scan the high 32 bits. + if(_BitScanReverse(&r, static_cast<uint32_t>(x >> 32))) + return 63 ^ (r + 32); + // Scan the low 32 bits. + _BitScanReverse(&r, static_cast<uint32_t>(x)); +#endif + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return 63 ^ static_cast<int>(r); +} +#define FMT_BUILTIN_CLZLL(n) detail::clzll(n) + +inline auto ctz(uint32_t x) -> int +{ + unsigned long r = 0; + _BitScanForward(&r, x); + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. + return static_cast<int>(r); +} +#define FMT_BUILTIN_CTZ(n) detail::ctz(n) + +inline auto ctzll(uint64_t x) -> int +{ + unsigned long r = 0; + FMT_ASSERT(x != 0, ""); + FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. +#ifdef _WIN64 + _BitScanForward64(&r, x); +#else + // Scan the low 32 bits. + if(_BitScanForward(&r, static_cast<uint32_t>(x))) + return static_cast<int>(r); + // Scan the high 32 bits. + _BitScanForward(&r, static_cast<uint32_t>(x >> 32)); + r += 32; +#endif + return static_cast<int>(r); +} +#define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) +} // namespace detail FMT_END_NAMESPACE #endif FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ -FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) { - ignore_unused(condition); +FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) +{ + ignore_unused(condition); #ifdef FMT_FUZZ - if (condition) throw std::runtime_error("fuzzing limit reached"); + if(condition) + throw std::runtime_error("fuzzing limit reached"); #endif } -template <typename CharT, CharT... C> struct string_literal { - static constexpr CharT value[sizeof...(C)] = {C...}; - constexpr operator basic_string_view<CharT>() const { - return {value, sizeof...(C)}; - } +template <typename CharT, CharT... C> +struct string_literal +{ + static constexpr CharT value[sizeof...(C)] = {C...}; + constexpr operator basic_string_view<CharT>() const { return {value, sizeof...(C)}; } }; #if FMT_CPLUSPLUS < 201703L @@ -261,167 +272,182 @@ template <typename CharT, CharT... C> constexpr CharT string_literal<CharT, C...>::value[sizeof...(C)]; #endif -template <typename Streambuf> class formatbuf : public Streambuf { - private: - using char_type = typename Streambuf::char_type; - using streamsize = decltype(std::declval<Streambuf>().sputn(nullptr, 0)); - using int_type = typename Streambuf::int_type; - using traits_type = typename Streambuf::traits_type; - - buffer<char_type>& buffer_; - - public: - explicit formatbuf(buffer<char_type>& buf) : buffer_(buf) {} - - protected: - // The put area is always empty. This makes the implementation simpler and has - // the advantage that the streambuf and the buffer are always in sync and - // sputc never writes into uninitialized memory. A disadvantage is that each - // call to sputc always results in a (virtual) call to overflow. There is no - // disadvantage here for sputn since this always results in a call to xsputn. - - auto overflow(int_type ch) -> int_type override { - if (!traits_type::eq_int_type(ch, traits_type::eof())) - buffer_.push_back(static_cast<char_type>(ch)); - return ch; - } - - auto xsputn(const char_type* s, streamsize count) -> streamsize override { - buffer_.append(s, s + count); - return count; - } +template <typename Streambuf> +class formatbuf : public Streambuf +{ +private: + using char_type = typename Streambuf::char_type; + using streamsize = decltype(std::declval<Streambuf>().sputn(nullptr, 0)); + using int_type = typename Streambuf::int_type; + using traits_type = typename Streambuf::traits_type; + + buffer<char_type> &buffer_; + +public: + explicit formatbuf(buffer<char_type> &buf) : buffer_(buf) {} + +protected: + // The put area is always empty. This makes the implementation simpler and has + // the advantage that the streambuf and the buffer are always in sync and + // sputc never writes into uninitialized memory. A disadvantage is that each + // call to sputc always results in a (virtual) call to overflow. There is no + // disadvantage here for sputn since this always results in a call to xsputn. + + auto overflow(int_type ch) -> int_type override + { + if(!traits_type::eq_int_type(ch, traits_type::eof())) + buffer_.push_back(static_cast<char_type>(ch)); + return ch; + } + + auto xsputn(const char_type *s, streamsize count) -> streamsize override + { + buffer_.append(s, s + count); + return count; + } }; // Implementation of std::bit_cast for pre-C++20. template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) == sizeof(From))> -FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To { +FMT_CONSTEXPR20 auto bit_cast(const From &from) -> To +{ #ifdef __cpp_lib_bit_cast - if (is_constant_evaluated()) return std::bit_cast<To>(from); + if(is_constant_evaluated()) + return std::bit_cast<To>(from); #endif - auto to = To(); - // The cast suppresses a bogus -Wclass-memaccess on GCC. - std::memcpy(static_cast<void*>(&to), &from, sizeof(to)); - return to; + auto to = To(); + // The cast suppresses a bogus -Wclass-memaccess on GCC. + std::memcpy(static_cast<void *>(&to), &from, sizeof(to)); + return to; } -inline auto is_big_endian() -> bool { +inline auto is_big_endian() -> bool +{ #ifdef _WIN32 - return false; + return false; #elif defined(__BIG_ENDIAN__) - return true; + return true; #elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) - return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; + return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; #else - struct bytes { - char data[sizeof(int)]; - }; - return bit_cast<bytes>(1).data[0] == 0; + struct bytes + { + char data[sizeof(int)]; + }; + return bit_cast<bytes>(1).data[0] == 0; #endif } -class uint128_fallback { - private: - uint64_t lo_, hi_; - - friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept; - - public: - constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} - constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} - - constexpr uint64_t high() const noexcept { return hi_; } - constexpr uint64_t low() const noexcept { return lo_; } - - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - constexpr explicit operator T() const { - return static_cast<T>(lo_); - } - - friend constexpr auto operator==(const uint128_fallback& lhs, - const uint128_fallback& rhs) -> bool { - return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; - } - friend constexpr auto operator!=(const uint128_fallback& lhs, - const uint128_fallback& rhs) -> bool { - return !(lhs == rhs); - } - friend constexpr auto operator>(const uint128_fallback& lhs, - const uint128_fallback& rhs) -> bool { - return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; - } - friend constexpr auto operator|(const uint128_fallback& lhs, - const uint128_fallback& rhs) - -> uint128_fallback { - return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; - } - friend constexpr auto operator&(const uint128_fallback& lhs, - const uint128_fallback& rhs) - -> uint128_fallback { - return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; - } - friend auto operator+(const uint128_fallback& lhs, - const uint128_fallback& rhs) -> uint128_fallback { - auto result = uint128_fallback(lhs); - result += rhs; - return result; - } - friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) - -> uint128_fallback { - FMT_ASSERT(lhs.hi_ == 0, ""); - uint64_t hi = (lhs.lo_ >> 32) * rhs; - uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; - uint64_t new_lo = (hi << 32) + lo; - return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; - } - friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) - -> uint128_fallback { - return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; - } - FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback { - if (shift == 64) return {0, hi_}; - if (shift > 64) return uint128_fallback(0, hi_) >> (shift - 64); - return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; - } - FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback { - if (shift == 64) return {lo_, 0}; - if (shift > 64) return uint128_fallback(lo_, 0) << (shift - 64); - return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; - } - FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& { - return *this = *this >> shift; - } - FMT_CONSTEXPR void operator+=(uint128_fallback n) { - uint64_t new_lo = lo_ + n.lo_; - uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); - FMT_ASSERT(new_hi >= hi_, ""); - lo_ = new_lo; - hi_ = new_hi; - } - - FMT_CONSTEXPR20 uint128_fallback& operator+=(uint64_t n) noexcept { - if (is_constant_evaluated()) { - lo_ += n; - hi_ += (lo_ < n ? 1 : 0); - return *this; +class uint128_fallback +{ +private: + uint64_t lo_, hi_; + + friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept; + +public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} + constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} + + constexpr uint64_t high() const noexcept { return hi_; } + constexpr uint64_t low() const noexcept { return lo_; } + + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + constexpr explicit operator T() const + { + return static_cast<T>(lo_); + } + + friend constexpr auto operator==(const uint128_fallback &lhs, const uint128_fallback &rhs) -> bool + { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback &lhs, const uint128_fallback &rhs) -> bool + { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback &lhs, const uint128_fallback &rhs) -> bool + { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback &lhs, const uint128_fallback &rhs) -> uint128_fallback + { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback &lhs, const uint128_fallback &rhs) -> uint128_fallback + { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend auto operator+(const uint128_fallback &lhs, const uint128_fallback &rhs) -> uint128_fallback + { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback &lhs, uint32_t rhs) -> uint128_fallback + { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback &lhs, uint64_t rhs) -> uint128_fallback + { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback + { + if(shift == 64) + return {0, hi_}; + if(shift > 64) + return uint128_fallback(0, hi_) >> (shift - 64); + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback + { + if(shift == 64) + return {lo_, 0}; + if(shift > 64) + return uint128_fallback(lo_, 0) << (shift - 64); + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback & { return *this = *this >> shift; } + FMT_CONSTEXPR void operator+=(uint128_fallback n) + { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + + FMT_CONSTEXPR20 uint128_fallback &operator+=(uint64_t n) noexcept + { + if(is_constant_evaluated()) + { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); + return *this; + } #if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) - unsigned long long carry; - lo_ = __builtin_addcll(lo_, n, 0, &carry); - hi_ += carry; + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; #elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) - unsigned long long result; - auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); - lo_ = result; - hi_ += carry; + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; #elif defined(_MSC_VER) && defined(_M_X64) - auto carry = _addcarry_u64(0, lo_, n, &lo_); - _addcarry_u64(carry, hi_, 0, &hi_); + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); #else - lo_ += n; - hi_ += (lo_ < n ? 1 : 0); + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); #endif - return *this; - } + return *this; + } }; using uint128_t = conditional_t<FMT_USE_INT128, uint128_opt, uint128_fallback>; @@ -434,68 +460,94 @@ using uintptr_t = uint128_t; // Returns the largest possible value for type T. Same as // std::numeric_limits<T>::max() but shorter and not affected by the max macro. -template <typename T> constexpr auto max_value() -> T { - return (std::numeric_limits<T>::max)(); +template <typename T> +constexpr auto max_value() -> T +{ + return (std::numeric_limits<T>::max)(); } -template <typename T> constexpr auto num_bits() -> int { - return std::numeric_limits<T>::digits; +template <typename T> +constexpr auto num_bits() -> int +{ + return std::numeric_limits<T>::digits; } // std::numeric_limits<T>::digits may return 0 for 128-bit ints. -template <> constexpr auto num_bits<int128_opt>() -> int { return 128; } -template <> constexpr auto num_bits<uint128_t>() -> int { return 128; } +template <> +constexpr auto num_bits<int128_opt>() -> int +{ + return 128; +} +template <> +constexpr auto num_bits<uint128_t>() -> int +{ + return 128; +} // A heterogeneous bit_cast used for converting 96-bit long double to uint128_t // and 128-bit pointers to uint128_fallback. template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) > sizeof(From))> -inline auto bit_cast(const From& from) -> To { - constexpr auto size = static_cast<int>(sizeof(From) / sizeof(unsigned)); - struct data_t { - unsigned value[static_cast<unsigned>(size)]; - } data = bit_cast<data_t>(from); - auto result = To(); - if (const_check(is_big_endian())) { - for (int i = 0; i < size; ++i) - result = (result << num_bits<unsigned>()) | data.value[i]; - } else { - for (int i = size - 1; i >= 0; --i) - result = (result << num_bits<unsigned>()) | data.value[i]; - } - return result; -} - -FMT_INLINE void assume(bool condition) { - (void)condition; +inline auto bit_cast(const From &from) -> To +{ + constexpr auto size = static_cast<int>(sizeof(From) / sizeof(unsigned)); + struct data_t + { + unsigned value[static_cast<unsigned>(size)]; + } data = bit_cast<data_t>(from); + auto result = To(); + if(const_check(is_big_endian())) + { + for(int i = 0; i < size; ++i) + result = (result << num_bits<unsigned>()) | data.value[i]; + } + else + { + for(int i = size - 1; i >= 0; --i) + result = (result << num_bits<unsigned>()) | data.value[i]; + } + return result; +} + +FMT_INLINE void assume(bool condition) +{ + (void) condition; #if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION - __builtin_assume(condition); + __builtin_assume(condition); #endif } // An approximation of iterator_t for pre-C++20 systems. template <typename T> -using iterator_t = decltype(std::begin(std::declval<T&>())); -template <typename T> using sentinel_t = decltype(std::end(std::declval<T&>())); +using iterator_t = decltype(std::begin(std::declval<T &>())); +template <typename T> +using sentinel_t = decltype(std::end(std::declval<T &>())); // A workaround for std::string not having mutable data() until C++17. template <typename Char> -inline auto get_data(std::basic_string<Char>& s) -> Char* { - return &s[0]; +inline auto get_data(std::basic_string<Char> &s) -> Char * +{ + return &s[0]; } template <typename Container> -inline auto get_data(Container& c) -> typename Container::value_type* { - return c.data(); +inline auto get_data(Container &c) -> typename Container::value_type * +{ + return c.data(); } #if defined(_SECURE_SCL) && _SECURE_SCL // Make a checked iterator to avoid MSVC warnings. -template <typename T> using checked_ptr = stdext::checked_array_iterator<T*>; template <typename T> -constexpr auto make_checked(T* p, size_t size) -> checked_ptr<T> { - return {p, size}; +using checked_ptr = stdext::checked_array_iterator<T *>; +template <typename T> +constexpr auto make_checked(T *p, size_t size) -> checked_ptr<T> +{ + return {p, size}; } #else -template <typename T> using checked_ptr = T*; -template <typename T> constexpr auto make_checked(T* p, size_t) -> T* { - return p; +template <typename T> +using checked_ptr = T *; +template <typename T> +constexpr auto make_checked(T *p, size_t) -> T * +{ + return p; } #endif @@ -506,81 +558,92 @@ template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)> __attribute__((no_sanitize("undefined"))) #endif inline auto -reserve(std::back_insert_iterator<Container> it, size_t n) - -> checked_ptr<typename Container::value_type> { - Container& c = get_container(it); - size_t size = c.size(); - c.resize(size + n); - return make_checked(get_data(c) + size, n); +reserve(std::back_insert_iterator<Container> it, size_t n) -> checked_ptr<typename Container::value_type> +{ + Container &c = get_container(it); + size_t size = c.size(); + c.resize(size + n); + return make_checked(get_data(c) + size, n); } template <typename T> -inline auto reserve(buffer_appender<T> it, size_t n) -> buffer_appender<T> { - buffer<T>& buf = get_container(it); - buf.try_reserve(buf.size() + n); - return it; +inline auto reserve(buffer_appender<T> it, size_t n) -> buffer_appender<T> +{ + buffer<T> &buf = get_container(it); + buf.try_reserve(buf.size() + n); + return it; } template <typename Iterator> -constexpr auto reserve(Iterator& it, size_t) -> Iterator& { - return it; +constexpr auto reserve(Iterator &it, size_t) -> Iterator & +{ + return it; } template <typename OutputIt> -using reserve_iterator = - remove_reference_t<decltype(reserve(std::declval<OutputIt&>(), 0))>; +using reserve_iterator = remove_reference_t<decltype(reserve(std::declval<OutputIt &>(), 0))>; template <typename T, typename OutputIt> -constexpr auto to_pointer(OutputIt, size_t) -> T* { - return nullptr; +constexpr auto to_pointer(OutputIt, size_t) -> T * +{ + return nullptr; } -template <typename T> auto to_pointer(buffer_appender<T> it, size_t n) -> T* { - buffer<T>& buf = get_container(it); - auto size = buf.size(); - if (buf.capacity() < size + n) return nullptr; - buf.try_resize(size + n); - return buf.data() + size; +template <typename T> +auto to_pointer(buffer_appender<T> it, size_t n) -> T * +{ + buffer<T> &buf = get_container(it); + auto size = buf.size(); + if(buf.capacity() < size + n) + return nullptr; + buf.try_resize(size + n); + return buf.data() + size; } template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)> -inline auto base_iterator(std::back_insert_iterator<Container>& it, - checked_ptr<typename Container::value_type>) - -> std::back_insert_iterator<Container> { - return it; +inline auto base_iterator(std::back_insert_iterator<Container> &it, checked_ptr<typename Container::value_type>) + -> std::back_insert_iterator<Container> +{ + return it; } template <typename Iterator> -constexpr auto base_iterator(Iterator, Iterator it) -> Iterator { - return it; +constexpr auto base_iterator(Iterator, Iterator it) -> Iterator +{ + return it; } // <algorithm> is spectacularly slow to compile in C++20 so use a simple fill_n // instead (#1998). template <typename OutputIt, typename Size, typename T> -FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T& value) - -> OutputIt { - for (Size i = 0; i < count; ++i) *out++ = value; - return out; +FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T &value) -> OutputIt +{ + for(Size i = 0; i < count; ++i) + *out++ = value; + return out; } template <typename T, typename Size> -FMT_CONSTEXPR20 auto fill_n(T* out, Size count, char value) -> T* { - if (is_constant_evaluated()) { - return fill_n<T*, Size, T>(out, count, value); - } - std::memset(out, value, to_unsigned(count)); - return out + count; +FMT_CONSTEXPR20 auto fill_n(T *out, Size count, char value) -> T * +{ + if(is_constant_evaluated()) + { + return fill_n<T *, Size, T>(out, count, value); + } + std::memset(out, value, to_unsigned(count)); + return out + count; } #ifdef __cpp_char8_t using char8_type = char8_t; #else -enum char8_type : unsigned char {}; +enum char8_type : unsigned char +{ +}; #endif template <typename OutChar, typename InputIt, typename OutputIt> -FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, - OutputIt out) -> OutputIt { - return copy_str<OutChar>(begin, end, out); +FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, OutputIt out) -> OutputIt +{ + return copy_str<OutChar>(begin, end, out); } // A public domain branchless UTF-8 decoder by Christopher Wellons: @@ -600,40 +663,40 @@ FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, * occurs, this pointer will be a guess that depends on the particular * error, but it will always advance at least one byte. */ -FMT_CONSTEXPR inline auto utf8_decode(const char* s, uint32_t* c, int* e) - -> const char* { - constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; - constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; - constexpr const int shiftc[] = {0, 18, 12, 6, 0}; - constexpr const int shifte[] = {0, 6, 4, 2, 0}; - - int len = code_point_length_impl(*s); - // Compute the pointer to the next character early so that the next - // iteration can start working on the next character. Neither Clang - // nor GCC figure out this reordering on their own. - const char* next = s + len + !len; - - using uchar = unsigned char; - - // Assume a four-byte character and load four bytes. Unused bits are - // shifted out. - *c = uint32_t(uchar(s[0]) & masks[len]) << 18; - *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; - *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; - *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; - *c >>= shiftc[len]; - - // Accumulate the various error conditions. - *e = (*c < mins[len]) << 6; // non-canonical encoding - *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? - *e |= (*c > 0x10FFFF) << 8; // out of range? - *e |= (uchar(s[1]) & 0xc0) >> 2; - *e |= (uchar(s[2]) & 0xc0) >> 4; - *e |= uchar(s[3]) >> 6; - *e ^= 0x2a; // top two bits of each tail byte correct? - *e >>= shifte[len]; - - return next; +FMT_CONSTEXPR inline auto utf8_decode(const char *s, uint32_t *c, int *e) -> const char * +{ + constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; + constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; + constexpr const int shiftc[] = {0, 18, 12, 6, 0}; + constexpr const int shifte[] = {0, 6, 4, 2, 0}; + + int len = code_point_length_impl(*s); + // Compute the pointer to the next character early so that the next + // iteration can start working on the next character. Neither Clang + // nor GCC figure out this reordering on their own. + const char *next = s + len + !len; + + using uchar = unsigned char; + + // Assume a four-byte character and load four bytes. Unused bits are + // shifted out. + *c = uint32_t(uchar(s[0]) & masks[len]) << 18; + *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; + *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; + *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; + *c >>= shiftc[len]; + + // Accumulate the various error conditions. + *e = (*c < mins[len]) << 6; // non-canonical encoding + *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? + *e |= (*c > 0x10FFFF) << 8; // out of range? + *e |= (uchar(s[1]) & 0xc0) >> 2; + *e |= (uchar(s[2]) & 0xc0) >> 4; + *e |= uchar(s[3]) >> 6; + *e ^= 0x2a; // top two bits of each tail byte correct? + *e >>= shifte[len]; + + return next; } constexpr uint32_t invalid_code_point = ~uint32_t(); @@ -641,157 +704,183 @@ constexpr uint32_t invalid_code_point = ~uint32_t(); // Invokes f(cp, sv) for every code point cp in s with sv being the string view // corresponding to the code point. cp is invalid_code_point on error. template <typename F> -FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) { - auto decode = [f](const char* buf_ptr, const char* ptr) { - auto cp = uint32_t(); - auto error = 0; - auto end = utf8_decode(buf_ptr, &cp, &error); - bool result = f(error ? invalid_code_point : cp, - string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); - return result ? (error ? buf_ptr + 1 : end) : nullptr; - }; - auto p = s.data(); - const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. - if (s.size() >= block_size) { - for (auto end = p + s.size() - block_size + 1; p < end;) { - p = decode(p, p); - if (!p) return; - } - } - if (auto num_chars_left = s.data() + s.size() - p) { - char buf[2 * block_size - 1] = {}; - copy_str<char>(p, p + num_chars_left, buf); - const char* buf_ptr = buf; - do { - auto end = decode(buf_ptr, p); - if (!end) return; - p += end - buf_ptr; - buf_ptr = end; - } while (buf_ptr - buf < num_chars_left); - } +FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) +{ + auto decode = [f](const char *buf_ptr, const char *ptr) + { + auto cp = uint32_t(); + auto error = 0; + auto end = utf8_decode(buf_ptr, &cp, &error); + bool result = f(error ? invalid_code_point : cp, string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); + return result ? (error ? buf_ptr + 1 : end) : nullptr; + }; + auto p = s.data(); + const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. + if(s.size() >= block_size) + { + for(auto end = p + s.size() - block_size + 1; p < end;) + { + p = decode(p, p); + if(!p) + return; + } + } + if(auto num_chars_left = s.data() + s.size() - p) + { + char buf[2 * block_size - 1] = {}; + copy_str<char>(p, p + num_chars_left, buf); + const char *buf_ptr = buf; + do + { + auto end = decode(buf_ptr, p); + if(!end) + return; + p += end - buf_ptr; + buf_ptr = end; + } while(buf_ptr - buf < num_chars_left); + } } template <typename Char> -inline auto compute_width(basic_string_view<Char> s) -> size_t { - return s.size(); +inline auto compute_width(basic_string_view<Char> s) -> size_t +{ + return s.size(); } // Computes approximate display width of a UTF-8 string. -FMT_CONSTEXPR inline size_t compute_width(string_view s) { - size_t num_code_points = 0; - // It is not a lambda for compatibility with C++14. - struct count_code_points { - size_t* count; - FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool { - *count += detail::to_unsigned( - 1 + - (cp >= 0x1100 && - (cp <= 0x115f || // Hangul Jamo init. consonants - cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET - cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET - // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: - (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || - (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables - (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs - (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms - (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms - (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms - (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms - (cp >= 0x20000 && cp <= 0x2fffd) || // CJK - (cp >= 0x30000 && cp <= 0x3fffd) || - // Miscellaneous Symbols and Pictographs + Emoticons: - (cp >= 0x1f300 && cp <= 0x1f64f) || - // Supplemental Symbols and Pictographs: - (cp >= 0x1f900 && cp <= 0x1f9ff)))); - return true; - } - }; - for_each_codepoint(s, count_code_points{&num_code_points}); - return num_code_points; -} - -inline auto compute_width(basic_string_view<char8_type> s) -> size_t { - return compute_width( - string_view(reinterpret_cast<const char*>(s.data()), s.size())); +FMT_CONSTEXPR inline size_t compute_width(string_view s) +{ + size_t num_code_points = 0; + // It is not a lambda for compatibility with C++14. + struct count_code_points + { + size_t *count; + FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool + { + *count += detail::to_unsigned( + 1 + (cp >= 0x1100 && (cp <= 0x115f || // Hangul Jamo init. consonants + cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET + cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET + // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: + (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || + (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables + (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs + (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms + (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms + (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms + (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms + (cp >= 0x20000 && cp <= 0x2fffd) || // CJK + (cp >= 0x30000 && cp <= 0x3fffd) || + // Miscellaneous Symbols and Pictographs + Emoticons: + (cp >= 0x1f300 && cp <= 0x1f64f) || + // Supplemental Symbols and Pictographs: + (cp >= 0x1f900 && cp <= 0x1f9ff)))); + return true; + } + }; + for_each_codepoint(s, count_code_points{&num_code_points}); + return num_code_points; +} + +inline auto compute_width(basic_string_view<char8_type> s) -> size_t +{ + return compute_width(string_view(reinterpret_cast<const char *>(s.data()), s.size())); } template <typename Char> -inline auto code_point_index(basic_string_view<Char> s, size_t n) -> size_t { - size_t size = s.size(); - return n < size ? n : size; +inline auto code_point_index(basic_string_view<Char> s, size_t n) -> size_t +{ + size_t size = s.size(); + return n < size ? n : size; } // Calculates the index of the nth code point in a UTF-8 string. -inline auto code_point_index(string_view s, size_t n) -> size_t { - const char* data = s.data(); - size_t num_code_points = 0; - for (size_t i = 0, size = s.size(); i != size; ++i) { - if ((data[i] & 0xc0) != 0x80 && ++num_code_points > n) return i; - } - return s.size(); +inline auto code_point_index(string_view s, size_t n) -> size_t +{ + const char *data = s.data(); + size_t num_code_points = 0; + for(size_t i = 0, size = s.size(); i != size; ++i) + { + if((data[i] & 0xc0) != 0x80 && ++num_code_points > n) + return i; + } + return s.size(); } -inline auto code_point_index(basic_string_view<char8_type> s, size_t n) - -> size_t { - return code_point_index( - string_view(reinterpret_cast<const char*>(s.data()), s.size()), n); +inline auto code_point_index(basic_string_view<char8_type> s, size_t n) -> size_t +{ + return code_point_index(string_view(reinterpret_cast<const char *>(s.data()), s.size()), n); } #ifndef FMT_USE_FLOAT128 -# ifdef __SIZEOF_FLOAT128__ -# define FMT_USE_FLOAT128 1 -# else -# define FMT_USE_FLOAT128 0 -# endif +#ifdef __SIZEOF_FLOAT128__ +#define FMT_USE_FLOAT128 1 +#else +#define FMT_USE_FLOAT128 0 +#endif #endif #if FMT_USE_FLOAT128 using float128 = __float128; #else using float128 = void; #endif -template <typename T> using is_float128 = std::is_same<T, float128>; +template <typename T> +using is_float128 = std::is_same<T, float128>; template <typename T> -using is_floating_point = - bool_constant<std::is_floating_point<T>::value || is_float128<T>::value>; +using is_floating_point = bool_constant<std::is_floating_point<T>::value || is_float128<T>::value>; template <typename T, bool = std::is_floating_point<T>::value> -struct is_fast_float : bool_constant<std::numeric_limits<T>::is_iec559 && - sizeof(T) <= sizeof(double)> {}; -template <typename T> struct is_fast_float<T, false> : std::false_type {}; +struct is_fast_float : bool_constant<std::numeric_limits<T>::is_iec559 && sizeof(T) <= sizeof(double)> +{ +}; +template <typename T> +struct is_fast_float<T, false> : std::false_type +{ +}; template <typename T> using is_double_double = bool_constant<std::numeric_limits<T>::digits == 106>; #ifndef FMT_USE_FULL_CACHE_DRAGONBOX -# define FMT_USE_FULL_CACHE_DRAGONBOX 0 +#define FMT_USE_FULL_CACHE_DRAGONBOX 0 #endif template <typename T> template <typename U> -void buffer<T>::append(const U* begin, const U* end) { - while (begin != end) { - auto count = to_unsigned(end - begin); - try_reserve(size_ + count); - auto free_cap = capacity_ - size_; - if (free_cap < count) count = free_cap; - std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); - size_ += count; - begin += count; - } +void buffer<T>::append(const U *begin, const U *end) +{ + while(begin != end) + { + auto count = to_unsigned(end - begin); + try_reserve(size_ + count); + auto free_cap = capacity_ - size_; + if(free_cap < count) + count = free_cap; + std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); + size_ += count; + begin += count; + } } template <typename T, typename Enable = void> -struct is_locale : std::false_type {}; +struct is_locale : std::false_type +{ +}; template <typename T> -struct is_locale<T, void_t<decltype(T::classic())>> : std::true_type {}; -} // namespace detail +struct is_locale<T, void_t<decltype(T::classic())>> : std::true_type +{ +}; +} // namespace detail FMT_MODULE_EXPORT_BEGIN // The number of characters to store in the basic_memory_buffer object itself // to avoid dynamic memory allocation. -enum { inline_buffer_size = 500 }; +enum +{ + inline_buffer_size = 500 +}; /** \rst @@ -814,950 +903,1057 @@ enum { inline_buffer_size = 500 }; The output can be converted to an ``std::string`` with ``to_string(out)``. \endrst */ -template <typename T, size_t SIZE = inline_buffer_size, - typename Allocator = std::allocator<T>> -class basic_memory_buffer final : public detail::buffer<T> { - private: - T store_[SIZE]; - - // Don't inherit from Allocator avoid generating type_info for it. - Allocator alloc_; - - // Deallocate memory allocated by the buffer. - FMT_CONSTEXPR20 void deallocate() { - T* data = this->data(); - if (data != store_) alloc_.deallocate(data, this->capacity()); - } - - protected: - FMT_CONSTEXPR20 void grow(size_t size) override; - - public: - using value_type = T; - using const_reference = const T&; - - FMT_CONSTEXPR20 explicit basic_memory_buffer( - const Allocator& alloc = Allocator()) - : alloc_(alloc) { - this->set(store_, SIZE); - if (detail::is_constant_evaluated()) detail::fill_n(store_, SIZE, T()); - } - FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } - - private: - // Move data from other to this buffer. - FMT_CONSTEXPR20 void move(basic_memory_buffer& other) { - alloc_ = std::move(other.alloc_); - T* data = other.data(); - size_t size = other.size(), capacity = other.capacity(); - if (data == other.store_) { - this->set(store_, capacity); - detail::copy_str<T>(other.store_, other.store_ + size, - detail::make_checked(store_, capacity)); - } else { - this->set(data, capacity); - // Set pointer to the inline array so that delete is not called - // when deallocating. - other.set(other.store_, 0); - other.clear(); - } - this->resize(size); - } - - public: - /** - \rst - Constructs a :class:`fmt::basic_memory_buffer` object moving the content - of the other object to it. - \endrst - */ - FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept { - move(other); - } - - /** - \rst - Moves the content of the other ``basic_memory_buffer`` object to this one. - \endrst - */ - auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& { - FMT_ASSERT(this != &other, ""); - deallocate(); - move(other); - return *this; - } - - // Returns a copy of the allocator associated with this buffer. - auto get_allocator() const -> Allocator { return alloc_; } - - /** - Resizes the buffer to contain *count* elements. If T is a POD type new - elements may not be initialized. - */ - FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } - - /** Increases the buffer capacity to *new_capacity*. */ - void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } - - // Directly append data into the buffer - using detail::buffer<T>::append; - template <typename ContiguousRange> - void append(const ContiguousRange& range) { - append(range.data(), range.data() + range.size()); - } +template <typename T, size_t SIZE = inline_buffer_size, typename Allocator = std::allocator<T>> +class basic_memory_buffer final : public detail::buffer<T> +{ +private: + T store_[SIZE]; + + // Don't inherit from Allocator avoid generating type_info for it. + Allocator alloc_; + + // Deallocate memory allocated by the buffer. + FMT_CONSTEXPR20 void deallocate() + { + T *data = this->data(); + if(data != store_) + alloc_.deallocate(data, this->capacity()); + } + +protected: + FMT_CONSTEXPR20 void grow(size_t size) override; + +public: + using value_type = T; + using const_reference = const T &; + + FMT_CONSTEXPR20 explicit basic_memory_buffer(const Allocator &alloc = Allocator()) : alloc_(alloc) + { + this->set(store_, SIZE); + if(detail::is_constant_evaluated()) + detail::fill_n(store_, SIZE, T()); + } + FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } + +private: + // Move data from other to this buffer. + FMT_CONSTEXPR20 void move(basic_memory_buffer &other) + { + alloc_ = std::move(other.alloc_); + T *data = other.data(); + size_t size = other.size(), capacity = other.capacity(); + if(data == other.store_) + { + this->set(store_, capacity); + detail::copy_str<T>(other.store_, other.store_ + size, detail::make_checked(store_, capacity)); + } + else + { + this->set(data, capacity); + // Set pointer to the inline array so that delete is not called + // when deallocating. + other.set(other.store_, 0); + other.clear(); + } + this->resize(size); + } + +public: + /** + \rst + Constructs a :class:`fmt::basic_memory_buffer` object moving the content + of the other object to it. + \endrst + */ + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer &&other) noexcept { move(other); } + + /** + \rst + Moves the content of the other ``basic_memory_buffer`` object to this one. + \endrst + */ + auto operator=(basic_memory_buffer &&other) noexcept -> basic_memory_buffer & + { + FMT_ASSERT(this != &other, ""); + deallocate(); + move(other); + return *this; + } + + // Returns a copy of the allocator associated with this buffer. + auto get_allocator() const -> Allocator { return alloc_; } + + /** + Resizes the buffer to contain *count* elements. If T is a POD type new + elements may not be initialized. + */ + FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } + + /** Increases the buffer capacity to *new_capacity*. */ + void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } + + // Directly append data into the buffer + using detail::buffer<T>::append; + template <typename ContiguousRange> + void append(const ContiguousRange &range) + { + append(range.data(), range.data() + range.size()); + } }; template <typename T, size_t SIZE, typename Allocator> -FMT_CONSTEXPR20 void basic_memory_buffer<T, SIZE, Allocator>::grow( - size_t size) { - detail::abort_fuzzing_if(size > 5000); - const size_t max_size = std::allocator_traits<Allocator>::max_size(alloc_); - size_t old_capacity = this->capacity(); - size_t new_capacity = old_capacity + old_capacity / 2; - if (size > new_capacity) - new_capacity = size; - else if (new_capacity > max_size) - new_capacity = size > max_size ? size : max_size; - T* old_data = this->data(); - T* new_data = - std::allocator_traits<Allocator>::allocate(alloc_, new_capacity); - // The following code doesn't throw, so the raw pointer above doesn't leak. - std::uninitialized_copy(old_data, old_data + this->size(), - detail::make_checked(new_data, new_capacity)); - this->set(new_data, new_capacity); - // deallocate must not throw according to the standard, but even if it does, - // the buffer already uses the new storage and will deallocate it in - // destructor. - if (old_data != store_) alloc_.deallocate(old_data, old_capacity); +FMT_CONSTEXPR20 void basic_memory_buffer<T, SIZE, Allocator>::grow(size_t size) +{ + detail::abort_fuzzing_if(size > 5000); + const size_t max_size = std::allocator_traits<Allocator>::max_size(alloc_); + size_t old_capacity = this->capacity(); + size_t new_capacity = old_capacity + old_capacity / 2; + if(size > new_capacity) + new_capacity = size; + else if(new_capacity > max_size) + new_capacity = size > max_size ? size : max_size; + T *old_data = this->data(); + T *new_data = std::allocator_traits<Allocator>::allocate(alloc_, new_capacity); + // The following code doesn't throw, so the raw pointer above doesn't leak. + std::uninitialized_copy(old_data, old_data + this->size(), detail::make_checked(new_data, new_capacity)); + this->set(new_data, new_capacity); + // deallocate must not throw according to the standard, but even if it does, + // the buffer already uses the new storage and will deallocate it in + // destructor. + if(old_data != store_) + alloc_.deallocate(old_data, old_capacity); } using memory_buffer = basic_memory_buffer<char>; template <typename T, size_t SIZE, typename Allocator> -struct is_contiguous<basic_memory_buffer<T, SIZE, Allocator>> : std::true_type { +struct is_contiguous<basic_memory_buffer<T, SIZE, Allocator>> : std::true_type +{ }; -namespace detail { +namespace detail +{ #ifdef _WIN32 -FMT_API bool write_console(std::FILE* f, string_view text); +FMT_API bool write_console(std::FILE *f, string_view text); #endif -FMT_API void print(std::FILE*, string_view); -} // namespace detail +FMT_API void print(std::FILE *, string_view); +} // namespace detail /** A formatting error such as invalid format string. */ FMT_CLASS_API -class FMT_API format_error : public std::runtime_error { - public: - explicit format_error(const char* message) : std::runtime_error(message) {} - explicit format_error(const std::string& message) - : std::runtime_error(message) {} - format_error(const format_error&) = default; - format_error& operator=(const format_error&) = default; - format_error(format_error&&) = default; - format_error& operator=(format_error&&) = default; - ~format_error() noexcept override FMT_MSC_DEFAULT; +class FMT_API format_error : public std::runtime_error +{ +public: + explicit format_error(const char *message) : std::runtime_error(message) {} + explicit format_error(const std::string &message) : std::runtime_error(message) {} + format_error(const format_error &) = default; + format_error &operator=(const format_error &) = default; + format_error(format_error &&) = default; + format_error &operator=(format_error &&) = default; + ~format_error() noexcept override FMT_MSC_DEFAULT; }; -namespace detail_exported { +namespace detail_exported +{ #if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <typename Char, size_t N> struct fixed_string { - constexpr fixed_string(const Char (&str)[N]) { - detail::copy_str<Char, const Char*, Char*>(static_cast<const Char*>(str), - str + N, data); - } - Char data[N] = {}; +template <typename Char, size_t N> +struct fixed_string +{ + constexpr fixed_string(const Char (&str)[N]) + { + detail::copy_str<Char, const Char *, Char *>(static_cast<const Char *>(str), str + N, data); + } + Char data[N] = {}; }; #endif // Converts a compile-time string to basic_string_view. template <typename Char, size_t N> -constexpr auto compile_string_to_view(const Char (&s)[N]) - -> basic_string_view<Char> { - // Remove trailing NUL character if needed. Won't be present if this is used - // with a raw character array (i.e. not defined as a string). - return {s, N - (std::char_traits<Char>::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; +constexpr auto compile_string_to_view(const Char (&s)[N]) -> basic_string_view<Char> +{ + // Remove trailing NUL character if needed. Won't be present if this is used + // with a raw character array (i.e. not defined as a string). + return {s, N - (std::char_traits<Char>::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; } template <typename Char> -constexpr auto compile_string_to_view(detail::std_string_view<Char> s) - -> basic_string_view<Char> { - return {s.data(), s.size()}; +constexpr auto compile_string_to_view(detail::std_string_view<Char> s) -> basic_string_view<Char> +{ + return {s.data(), s.size()}; } -} // namespace detail_exported +} // namespace detail_exported FMT_BEGIN_DETAIL_NAMESPACE -template <typename T> struct is_integral : std::is_integral<T> {}; -template <> struct is_integral<int128_opt> : std::true_type {}; -template <> struct is_integral<uint128_t> : std::true_type {}; +template <typename T> +struct is_integral : std::is_integral<T> +{ +}; +template <> +struct is_integral<int128_opt> : std::true_type +{ +}; +template <> +struct is_integral<uint128_t> : std::true_type +{ +}; template <typename T> -using is_signed = - std::integral_constant<bool, std::numeric_limits<T>::is_signed || - std::is_same<T, int128_opt>::value>; +using is_signed = std::integral_constant<bool, std::numeric_limits<T>::is_signed || std::is_same<T, int128_opt>::value>; // Returns true if value is negative, false otherwise. // Same as `value < 0` but doesn't produce warnings if T is an unsigned type. template <typename T, FMT_ENABLE_IF(is_signed<T>::value)> -constexpr auto is_negative(T value) -> bool { - return value < 0; +constexpr auto is_negative(T value) -> bool +{ + return value < 0; } template <typename T, FMT_ENABLE_IF(!is_signed<T>::value)> -constexpr auto is_negative(T) -> bool { - return false; +constexpr auto is_negative(T) -> bool +{ + return false; } template <typename T> -FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool { - if (std::is_same<T, float>()) return FMT_USE_FLOAT; - if (std::is_same<T, double>()) return FMT_USE_DOUBLE; - if (std::is_same<T, long double>()) return FMT_USE_LONG_DOUBLE; - return true; +FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool +{ + if(std::is_same<T, float>()) + return FMT_USE_FLOAT; + if(std::is_same<T, double>()) + return FMT_USE_DOUBLE; + if(std::is_same<T, long double>()) + return FMT_USE_LONG_DOUBLE; + return true; } // Smallest of uint32_t, uint64_t, uint128_t that is large enough to // represent all values of an integral type T. template <typename T> -using uint32_or_64_or_128_t = - conditional_t<num_bits<T>() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, - uint32_t, - conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>>; +using uint32_or_64_or_128_t = conditional_t< + num_bits<T>() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, + uint32_t, + conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>>; template <typename T> using uint64_or_128_t = conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>; -#define FMT_POWERS_OF_10(factor) \ - factor * 10, (factor)*100, (factor)*1000, (factor)*10000, (factor)*100000, \ - (factor)*1000000, (factor)*10000000, (factor)*100000000, \ - (factor)*1000000000 +#define FMT_POWERS_OF_10(factor) \ + factor * 10, (factor) *100, (factor) *1000, (factor) *10000, (factor) *100000, (factor) *1000000, \ + (factor) *10000000, (factor) *100000000, (factor) *1000000000 // Converts value in the range [0, 100) to a string. -constexpr const char* digits2(size_t value) { - // GCC generates slightly better code when value is pointer-size. - return &"0001020304050607080910111213141516171819" - "2021222324252627282930313233343536373839" - "4041424344454647484950515253545556575859" - "6061626364656667686970717273747576777879" - "8081828384858687888990919293949596979899"[value * 2]; +constexpr const char *digits2(size_t value) +{ + // GCC generates slightly better code when value is pointer-size. + return &"0001020304050607080910111213141516171819" + "2021222324252627282930313233343536373839" + "4041424344454647484950515253545556575859" + "6061626364656667686970717273747576777879" + "8081828384858687888990919293949596979899"[value * 2]; } // Sign is a template parameter to workaround a bug in gcc 4.8. -template <typename Char, typename Sign> constexpr Char sign(Sign s) { +template <typename Char, typename Sign> +constexpr Char sign(Sign s) +{ #if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 - static_assert(std::is_same<Sign, sign_t>::value, ""); + static_assert(std::is_same<Sign, sign_t>::value, ""); #endif - return static_cast<Char>("\0-+ "[s]); -} - -template <typename T> FMT_CONSTEXPR auto count_digits_fallback(T n) -> int { - int count = 1; - for (;;) { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if (n < 10) return count; - if (n < 100) return count + 1; - if (n < 1000) return count + 2; - if (n < 10000) return count + 3; - n /= 10000u; - count += 4; - } + return static_cast<Char>("\0-+ "[s]); +} + +template <typename T> +FMT_CONSTEXPR auto count_digits_fallback(T n) -> int +{ + int count = 1; + for(;;) + { + // Integer division is slow so do it for a group of four digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + if(n < 10) + return count; + if(n < 100) + return count + 1; + if(n < 1000) + return count + 2; + if(n < 10000) + return count + 3; + n /= 10000u; + count += 4; + } } #if FMT_USE_INT128 -FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int { - return count_digits_fallback(n); +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int +{ + return count_digits_fallback(n); } #endif #ifdef FMT_BUILTIN_CLZLL // It is a separate function rather than a part of count_digits to workaround // the lack of static constexpr in constexpr functions. -inline auto do_count_digits(uint64_t n) -> int { - // This has comparable performance to the version by Kendall Willets - // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) - // but uses smaller tables. - // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). - static constexpr uint8_t bsr2log10[] = { - 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, - 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, - 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, - 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; - auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; - static constexpr const uint64_t zero_or_powers_of_10[] = { - 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), - 10000000000000000000ULL}; - return t - (n < zero_or_powers_of_10[t]); +inline auto do_count_digits(uint64_t n) -> int +{ + // This has comparable performance to the version by Kendall Willets + // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) + // but uses smaller tables. + // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). + static constexpr uint8_t bsr2log10[] = {1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, + 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, + 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, + 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; + auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; + static constexpr const uint64_t zero_or_powers_of_10[] = { + 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), 10000000000000000000ULL}; + return t - (n < zero_or_powers_of_10[t]); } #endif // Returns the number of decimal digits in n. Leading zeros are not counted // except for n == 0 in which case count_digits returns 1. -FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { +FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int +{ #ifdef FMT_BUILTIN_CLZLL - if (!is_constant_evaluated()) { - return do_count_digits(n); - } + if(!is_constant_evaluated()) + { + return do_count_digits(n); + } #endif - return count_digits_fallback(n); + return count_digits_fallback(n); } // Counts the number of digits in n. BITS = log2(radix). template <int BITS, typename UInt> -FMT_CONSTEXPR auto count_digits(UInt n) -> int { +FMT_CONSTEXPR auto count_digits(UInt n) -> int +{ #ifdef FMT_BUILTIN_CLZ - if (!is_constant_evaluated() && num_bits<UInt>() == 32) - return (FMT_BUILTIN_CLZ(static_cast<uint32_t>(n) | 1) ^ 31) / BITS + 1; + if(!is_constant_evaluated() && num_bits<UInt>() == 32) + return (FMT_BUILTIN_CLZ(static_cast<uint32_t>(n) | 1) ^ 31) / BITS + 1; #endif - // Lambda avoids unreachable code warnings from NVHPC. - return [](UInt m) { - int num_digits = 0; - do { - ++num_digits; - } while ((m >>= BITS) != 0); - return num_digits; - }(n); + // Lambda avoids unreachable code warnings from NVHPC. + return [](UInt m) + { + int num_digits = 0; + do + { + ++num_digits; + } while((m >>= BITS) != 0); + return num_digits; + }(n); } #ifdef FMT_BUILTIN_CLZ // It is a separate function rather than a part of count_digits to workaround // the lack of static constexpr in constexpr functions. -FMT_INLINE auto do_count_digits(uint32_t n) -> int { +FMT_INLINE auto do_count_digits(uint32_t n) -> int +{ // An optimization by Kendall Willets from https://bit.ly/3uOIQrB. // This increments the upper 32 bits (log10(T) - 1) when >= T is added. -# define FMT_INC(T) (((sizeof(# T) - 1ull) << 32) - T) - static constexpr uint64_t table[] = { - FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 - FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 - FMT_INC(100), FMT_INC(100), FMT_INC(100), // 512 - FMT_INC(1000), FMT_INC(1000), FMT_INC(1000), // 4096 - FMT_INC(10000), FMT_INC(10000), FMT_INC(10000), // 32k - FMT_INC(100000), FMT_INC(100000), FMT_INC(100000), // 256k - FMT_INC(1000000), FMT_INC(1000000), FMT_INC(1000000), // 2048k - FMT_INC(10000000), FMT_INC(10000000), FMT_INC(10000000), // 16M - FMT_INC(100000000), FMT_INC(100000000), FMT_INC(100000000), // 128M - FMT_INC(1000000000), FMT_INC(1000000000), FMT_INC(1000000000), // 1024M - FMT_INC(1000000000), FMT_INC(1000000000) // 4B - }; - auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; - return static_cast<int>((n + inc) >> 32); +#define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T) + static constexpr uint64_t table[] = { + FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 + FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 + FMT_INC(100), FMT_INC(100), FMT_INC(100), // 512 + FMT_INC(1000), FMT_INC(1000), FMT_INC(1000), // 4096 + FMT_INC(10000), FMT_INC(10000), FMT_INC(10000), // 32k + FMT_INC(100000), FMT_INC(100000), FMT_INC(100000), // 256k + FMT_INC(1000000), FMT_INC(1000000), FMT_INC(1000000), // 2048k + FMT_INC(10000000), FMT_INC(10000000), FMT_INC(10000000), // 16M + FMT_INC(100000000), FMT_INC(100000000), FMT_INC(100000000), // 128M + FMT_INC(1000000000), FMT_INC(1000000000), FMT_INC(1000000000), // 1024M + FMT_INC(1000000000), FMT_INC(1000000000) // 4B + }; + auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; + return static_cast<int>((n + inc) >> 32); } #endif // Optional version of count_digits for better performance on 32-bit platforms. -FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int { +FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int +{ #ifdef FMT_BUILTIN_CLZ - if (!is_constant_evaluated()) { - return do_count_digits(n); - } + if(!is_constant_evaluated()) + { + return do_count_digits(n); + } #endif - return count_digits_fallback(n); + return count_digits_fallback(n); } -template <typename Int> constexpr auto digits10() noexcept -> int { - return std::numeric_limits<Int>::digits10; +template <typename Int> +constexpr auto digits10() noexcept -> int +{ + return std::numeric_limits<Int>::digits10; +} +template <> +constexpr auto digits10<int128_opt>() noexcept -> int +{ + return 38; +} +template <> +constexpr auto digits10<uint128_t>() noexcept -> int +{ + return 38; } -template <> constexpr auto digits10<int128_opt>() noexcept -> int { return 38; } -template <> constexpr auto digits10<uint128_t>() noexcept -> int { return 38; } -template <typename Char> struct thousands_sep_result { - std::string grouping; - Char thousands_sep; +template <typename Char> +struct thousands_sep_result +{ + std::string grouping; + Char thousands_sep; }; template <typename Char> FMT_API auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char>; template <typename Char> -inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<Char> { - auto result = thousands_sep_impl<char>(loc); - return {result.grouping, Char(result.thousands_sep)}; +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<Char> +{ + auto result = thousands_sep_impl<char>(loc); + return {result.grouping, Char(result.thousands_sep)}; } template <> -inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<wchar_t> { - return thousands_sep_impl<wchar_t>(loc); +inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<wchar_t> +{ + return thousands_sep_impl<wchar_t>(loc); } template <typename Char> FMT_API auto decimal_point_impl(locale_ref loc) -> Char; -template <typename Char> inline auto decimal_point(locale_ref loc) -> Char { - return Char(decimal_point_impl<char>(loc)); +template <typename Char> +inline auto decimal_point(locale_ref loc) -> Char +{ + return Char(decimal_point_impl<char>(loc)); } -template <> inline auto decimal_point(locale_ref loc) -> wchar_t { - return decimal_point_impl<wchar_t>(loc); +template <> +inline auto decimal_point(locale_ref loc) -> wchar_t +{ + return decimal_point_impl<wchar_t>(loc); } // Compares two characters for equality. -template <typename Char> auto equal2(const Char* lhs, const char* rhs) -> bool { - return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); +template <typename Char> +auto equal2(const Char *lhs, const char *rhs) -> bool +{ + return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); } -inline auto equal2(const char* lhs, const char* rhs) -> bool { - return memcmp(lhs, rhs, 2) == 0; +inline auto equal2(const char *lhs, const char *rhs) -> bool +{ + return memcmp(lhs, rhs, 2) == 0; } // Copies two characters from src to dst. template <typename Char> -FMT_CONSTEXPR20 FMT_INLINE void copy2(Char* dst, const char* src) { - if (!is_constant_evaluated() && sizeof(Char) == sizeof(char)) { - memcpy(dst, src, 2); - return; - } - *dst++ = static_cast<Char>(*src++); - *dst = static_cast<Char>(*src); -} - -template <typename Iterator> struct format_decimal_result { - Iterator begin; - Iterator end; +FMT_CONSTEXPR20 FMT_INLINE void copy2(Char *dst, const char *src) +{ + if(!is_constant_evaluated() && sizeof(Char) == sizeof(char)) + { + memcpy(dst, src, 2); + return; + } + *dst++ = static_cast<Char>(*src++); + *dst = static_cast<Char>(*src); +} + +template <typename Iterator> +struct format_decimal_result +{ + Iterator begin; + Iterator end; }; // Formats a decimal unsigned integer value writing into out pointing to a // buffer of specified size. The caller must ensure that the buffer is large // enough. template <typename Char, typename UInt> -FMT_CONSTEXPR20 auto format_decimal(Char* out, UInt value, int size) - -> format_decimal_result<Char*> { - FMT_ASSERT(size >= count_digits(value), "invalid digit count"); - out += size; - Char* end = out; - while (value >= 100) { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. +FMT_CONSTEXPR20 auto format_decimal(Char *out, UInt value, int size) -> format_decimal_result<Char *> +{ + FMT_ASSERT(size >= count_digits(value), "invalid digit count"); + out += size; + Char *end = out; + while(value >= 100) + { + // Integer division is slow so do it for a group of two digits instead + // of for every digit. The idea comes from the talk by Alexandrescu + // "Three Optimization Tips for C++". See speed-test for a comparison. + out -= 2; + copy2(out, digits2(static_cast<size_t>(value % 100))); + value /= 100; + } + if(value < 10) + { + *--out = static_cast<Char>('0' + value); + return {out, end}; + } out -= 2; - copy2(out, digits2(static_cast<size_t>(value % 100))); - value /= 100; - } - if (value < 10) { - *--out = static_cast<Char>('0' + value); + copy2(out, digits2(static_cast<size_t>(value))); return {out, end}; - } - out -= 2; - copy2(out, digits2(static_cast<size_t>(value))); - return {out, end}; } -template <typename Char, typename UInt, typename Iterator, - FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<Iterator>>::value)> -FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) - -> format_decimal_result<Iterator> { - // Buffer is large enough to hold all digits (digits10 + 1). - Char buffer[digits10<UInt>() + 1]; - auto end = format_decimal(buffer, value, size).end; - return {out, detail::copy_str_noinline<Char>(buffer, end, out)}; +template < + typename Char, + typename UInt, + typename Iterator, + FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<Iterator>>::value)> +FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) -> format_decimal_result<Iterator> +{ + // Buffer is large enough to hold all digits (digits10 + 1). + Char buffer[digits10<UInt>() + 1]; + auto end = format_decimal(buffer, value, size).end; + return {out, detail::copy_str_noinline<Char>(buffer, end, out)}; } template <unsigned BASE_BITS, typename Char, typename UInt> -FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, - bool upper = false) -> Char* { - buffer += num_digits; - Char* end = buffer; - do { - const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; - unsigned digit = static_cast<unsigned>(value & ((1 << BASE_BITS) - 1)); - *--buffer = static_cast<Char>(BASE_BITS < 4 ? static_cast<char>('0' + digit) - : digits[digit]); - } while ((value >>= BASE_BITS) != 0); - return end; +FMT_CONSTEXPR auto format_uint(Char *buffer, UInt value, int num_digits, bool upper = false) -> Char * +{ + buffer += num_digits; + Char *end = buffer; + do + { + const char *digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; + unsigned digit = static_cast<unsigned>(value & ((1 << BASE_BITS) - 1)); + *--buffer = static_cast<Char>(BASE_BITS < 4 ? static_cast<char>('0' + digit) : digits[digit]); + } while((value >>= BASE_BITS) != 0); + return end; } template <unsigned BASE_BITS, typename Char, typename It, typename UInt> -inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) - -> It { - if (auto ptr = to_pointer<Char>(out, to_unsigned(num_digits))) { - format_uint<BASE_BITS>(ptr, value, num_digits, upper); - return out; - } - // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). - char buffer[num_bits<UInt>() / BASE_BITS + 1]; - format_uint<BASE_BITS>(buffer, value, num_digits, upper); - return detail::copy_str_noinline<Char>(buffer, buffer + num_digits, out); +inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) -> It +{ + if(auto ptr = to_pointer<Char>(out, to_unsigned(num_digits))) + { + format_uint<BASE_BITS>(ptr, value, num_digits, upper); + return out; + } + // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). + char buffer[num_bits<UInt>() / BASE_BITS + 1]; + format_uint<BASE_BITS>(buffer, value, num_digits, upper); + return detail::copy_str_noinline<Char>(buffer, buffer + num_digits, out); } // A converter from UTF-8 to UTF-16. -class utf8_to_utf16 { - private: - basic_memory_buffer<wchar_t> buffer_; - - public: - FMT_API explicit utf8_to_utf16(string_view s); - operator basic_string_view<wchar_t>() const { return {&buffer_[0], size()}; } - auto size() const -> size_t { return buffer_.size() - 1; } - auto c_str() const -> const wchar_t* { return &buffer_[0]; } - auto str() const -> std::wstring { return {&buffer_[0], size()}; } +class utf8_to_utf16 +{ +private: + basic_memory_buffer<wchar_t> buffer_; + +public: + FMT_API explicit utf8_to_utf16(string_view s); + operator basic_string_view<wchar_t>() const { return {&buffer_[0], size()}; } + auto size() const -> size_t { return buffer_.size() - 1; } + auto c_str() const -> const wchar_t * { return &buffer_[0]; } + auto str() const -> std::wstring { return {&buffer_[0], size()}; } }; -namespace dragonbox { +namespace dragonbox +{ // Type-specific information that Dragonbox uses. -template <typename T, typename Enable = void> struct float_info; - -template <> struct float_info<float> { - using carrier_uint = uint32_t; - static const int exponent_bits = 8; - static const int kappa = 1; - static const int big_divisor = 100; - static const int small_divisor = 10; - static const int min_k = -31; - static const int max_k = 46; - static const int shorter_interval_tie_lower_threshold = -35; - static const int shorter_interval_tie_upper_threshold = -35; +template <typename T, typename Enable = void> +struct float_info; + +template <> +struct float_info<float> +{ + using carrier_uint = uint32_t; + static const int exponent_bits = 8; + static const int kappa = 1; + static const int big_divisor = 100; + static const int small_divisor = 10; + static const int min_k = -31; + static const int max_k = 46; + static const int shorter_interval_tie_lower_threshold = -35; + static const int shorter_interval_tie_upper_threshold = -35; }; -template <> struct float_info<double> { - using carrier_uint = uint64_t; - static const int exponent_bits = 11; - static const int kappa = 2; - static const int big_divisor = 1000; - static const int small_divisor = 100; - static const int min_k = -292; - static const int max_k = 326; - static const int shorter_interval_tie_lower_threshold = -77; - static const int shorter_interval_tie_upper_threshold = -77; +template <> +struct float_info<double> +{ + using carrier_uint = uint64_t; + static const int exponent_bits = 11; + static const int kappa = 2; + static const int big_divisor = 1000; + static const int small_divisor = 100; + static const int min_k = -292; + static const int max_k = 326; + static const int shorter_interval_tie_lower_threshold = -77; + static const int shorter_interval_tie_upper_threshold = -77; }; // An 80- or 128-bit floating point number. template <typename T> -struct float_info<T, enable_if_t<std::numeric_limits<T>::digits == 64 || - std::numeric_limits<T>::digits == 113 || - is_float128<T>::value>> { - using carrier_uint = detail::uint128_t; - static const int exponent_bits = 15; +struct float_info< + T, + enable_if_t<std::numeric_limits<T>::digits == 64 || std::numeric_limits<T>::digits == 113 || is_float128<T>::value>> +{ + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; }; // A double-double floating point number. template <typename T> -struct float_info<T, enable_if_t<is_double_double<T>::value>> { - using carrier_uint = detail::uint128_t; +struct float_info<T, enable_if_t<is_double_double<T>::value>> +{ + using carrier_uint = detail::uint128_t; }; -template <typename T> struct decimal_fp { - using significand_type = typename float_info<T>::carrier_uint; - significand_type significand; - int exponent; +template <typename T> +struct decimal_fp +{ + using significand_type = typename float_info<T>::carrier_uint; + significand_type significand; + int exponent; }; -template <typename T> FMT_API auto to_decimal(T x) noexcept -> decimal_fp<T>; -} // namespace dragonbox +template <typename T> +FMT_API auto to_decimal(T x) noexcept -> decimal_fp<T>; +} // namespace dragonbox // Returns true iff Float has the implicit bit which is not stored. -template <typename Float> constexpr bool has_implicit_bit() { - // An 80-bit FP number has a 64-bit significand an no implicit bit. - return std::numeric_limits<Float>::digits != 64; +template <typename Float> +constexpr bool has_implicit_bit() +{ + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits<Float>::digits != 64; } // Returns the number of significand bits stored in Float. The implicit bit is // not counted since it is not stored. -template <typename Float> constexpr int num_significand_bits() { - // std::numeric_limits may not support __float128. - return is_float128<Float>() ? 112 - : (std::numeric_limits<Float>::digits - - (has_implicit_bit<Float>() ? 1 : 0)); +template <typename Float> +constexpr int num_significand_bits() +{ + // std::numeric_limits may not support __float128. + return is_float128<Float>() ? 112 : (std::numeric_limits<Float>::digits - (has_implicit_bit<Float>() ? 1 : 0)); } template <typename Float> -constexpr auto exponent_mask() -> - typename dragonbox::float_info<Float>::carrier_uint { - using uint = typename dragonbox::float_info<Float>::carrier_uint; - return ((uint(1) << dragonbox::float_info<Float>::exponent_bits) - 1) - << num_significand_bits<Float>(); +constexpr auto exponent_mask() -> typename dragonbox::float_info<Float>::carrier_uint +{ + using uint = typename dragonbox::float_info<Float>::carrier_uint; + return ((uint(1) << dragonbox::float_info<Float>::exponent_bits) - 1) << num_significand_bits<Float>(); } -template <typename Float> constexpr auto exponent_bias() -> int { - // std::numeric_limits may not support __float128. - return is_float128<Float>() ? 16383 - : std::numeric_limits<Float>::max_exponent - 1; +template <typename Float> +constexpr auto exponent_bias() -> int +{ + // std::numeric_limits may not support __float128. + return is_float128<Float>() ? 16383 : std::numeric_limits<Float>::max_exponent - 1; } // Writes the exponent exp in the form "[+-]d{2,3}" to buffer. template <typename Char, typename It> -FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It { - FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); - if (exp < 0) { - *it++ = static_cast<Char>('-'); - exp = -exp; - } else { - *it++ = static_cast<Char>('+'); - } - if (exp >= 100) { - const char* top = digits2(to_unsigned(exp / 100)); - if (exp >= 1000) *it++ = static_cast<Char>(top[0]); - *it++ = static_cast<Char>(top[1]); - exp %= 100; - } - const char* d = digits2(to_unsigned(exp)); - *it++ = static_cast<Char>(d[0]); - *it++ = static_cast<Char>(d[1]); - return it; +FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It +{ + FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); + if(exp < 0) + { + *it++ = static_cast<Char>('-'); + exp = -exp; + } + else + { + *it++ = static_cast<Char>('+'); + } + if(exp >= 100) + { + const char *top = digits2(to_unsigned(exp / 100)); + if(exp >= 1000) + *it++ = static_cast<Char>(top[0]); + *it++ = static_cast<Char>(top[1]); + exp %= 100; + } + const char *d = digits2(to_unsigned(exp)); + *it++ = static_cast<Char>(d[0]); + *it++ = static_cast<Char>(d[1]); + return it; } // A floating-point number f * pow(2, e) where F is an unsigned type. -template <typename F> struct basic_fp { - F f; - int e; - - static constexpr const int num_significand_bits = - static_cast<int>(sizeof(F) * num_bits<unsigned char>()); - - constexpr basic_fp() : f(0), e(0) {} - constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} - - // Constructs fp from an IEEE754 floating-point number. - template <typename Float> FMT_CONSTEXPR basic_fp(Float n) { assign(n); } - - // Assigns n to this and return true iff predecessor is closer than successor. - template <typename Float, FMT_ENABLE_IF(!is_double_double<Float>::value)> - FMT_CONSTEXPR auto assign(Float n) -> bool { - static_assert(std::numeric_limits<Float>::digits <= 113, "unsupported FP"); - // Assume Float is in the format [sign][exponent][significand]. - using carrier_uint = typename dragonbox::float_info<Float>::carrier_uint; - const auto num_float_significand_bits = - detail::num_significand_bits<Float>(); - const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; - const auto significand_mask = implicit_bit - 1; - auto u = bit_cast<carrier_uint>(n); - f = static_cast<F>(u & significand_mask); - auto biased_e = static_cast<int>((u & exponent_mask<Float>()) >> - num_float_significand_bits); - // The predecessor is closer if n is a normalized power of 2 (f == 0) - // other than the smallest normalized number (biased_e > 1). - auto is_predecessor_closer = f == 0 && biased_e > 1; - if (biased_e == 0) - biased_e = 1; // Subnormals use biased exponent 1 (min exponent). - else if (has_implicit_bit<Float>()) - f += static_cast<F>(implicit_bit); - e = biased_e - exponent_bias<Float>() - num_float_significand_bits; - if (!has_implicit_bit<Float>()) ++e; - return is_predecessor_closer; - } - - template <typename Float, FMT_ENABLE_IF(is_double_double<Float>::value)> - FMT_CONSTEXPR auto assign(Float n) -> bool { - static_assert(std::numeric_limits<double>::is_iec559, "unsupported FP"); - return assign(static_cast<double>(n)); - } +template <typename F> +struct basic_fp +{ + F f; + int e; + + static constexpr const int num_significand_bits = static_cast<int>(sizeof(F) * num_bits<unsigned char>()); + + constexpr basic_fp() : f(0), e(0) {} + constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} + + // Constructs fp from an IEEE754 floating-point number. + template <typename Float> + FMT_CONSTEXPR basic_fp(Float n) + { + assign(n); + } + + // Assigns n to this and return true iff predecessor is closer than successor. + template <typename Float, FMT_ENABLE_IF(!is_double_double<Float>::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool + { + static_assert(std::numeric_limits<Float>::digits <= 113, "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info<Float>::carrier_uint; + const auto num_float_significand_bits = detail::num_significand_bits<Float>(); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast<carrier_uint>(n); + f = static_cast<F>(u & significand_mask); + auto biased_e = static_cast<int>((u & exponent_mask<Float>()) >> num_float_significand_bits); + // The predecessor is closer if n is a normalized power of 2 (f == 0) + // other than the smallest normalized number (biased_e > 1). + auto is_predecessor_closer = f == 0 && biased_e > 1; + if(biased_e == 0) + biased_e = 1; // Subnormals use biased exponent 1 (min exponent). + else if(has_implicit_bit<Float>()) + f += static_cast<F>(implicit_bit); + e = biased_e - exponent_bias<Float>() - num_float_significand_bits; + if(!has_implicit_bit<Float>()) + ++e; + return is_predecessor_closer; + } + + template <typename Float, FMT_ENABLE_IF(is_double_double<Float>::value)> + FMT_CONSTEXPR auto assign(Float n) -> bool + { + static_assert(std::numeric_limits<double>::is_iec559, "unsupported FP"); + return assign(static_cast<double>(n)); + } }; using fp = basic_fp<unsigned long long>; // Normalizes the value converted from double and multiplied by (1 << SHIFT). template <int SHIFT = 0, typename F> -FMT_CONSTEXPR basic_fp<F> normalize(basic_fp<F> value) { - // Handle subnormals. - const auto implicit_bit = F(1) << num_significand_bits<double>(); - const auto shifted_implicit_bit = implicit_bit << SHIFT; - while ((value.f & shifted_implicit_bit) == 0) { - value.f <<= 1; - --value.e; - } - // Subtract 1 to account for hidden bit. - const auto offset = basic_fp<F>::num_significand_bits - - num_significand_bits<double>() - SHIFT - 1; - value.f <<= offset; - value.e -= offset; - return value; +FMT_CONSTEXPR basic_fp<F> normalize(basic_fp<F> value) +{ + // Handle subnormals. + const auto implicit_bit = F(1) << num_significand_bits<double>(); + const auto shifted_implicit_bit = implicit_bit << SHIFT; + while((value.f & shifted_implicit_bit) == 0) + { + value.f <<= 1; + --value.e; + } + // Subtract 1 to account for hidden bit. + const auto offset = basic_fp<F>::num_significand_bits - num_significand_bits<double>() - SHIFT - 1; + value.f <<= offset; + value.e -= offset; + return value; } // Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. -FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) { +FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) +{ #if FMT_USE_INT128 - auto product = static_cast<__uint128_t>(lhs) * rhs; - auto f = static_cast<uint64_t>(product >> 64); - return (static_cast<uint64_t>(product) & (1ULL << 63)) != 0 ? f + 1 : f; + auto product = static_cast<__uint128_t>(lhs) * rhs; + auto f = static_cast<uint64_t>(product >> 64); + return (static_cast<uint64_t>(product) & (1ULL << 63)) != 0 ? f + 1 : f; #else - // Multiply 32-bit parts of significands. - uint64_t mask = (1ULL << 32) - 1; - uint64_t a = lhs >> 32, b = lhs & mask; - uint64_t c = rhs >> 32, d = rhs & mask; - uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; - // Compute mid 64-bit of result and round. - uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); - return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); + // Multiply 32-bit parts of significands. + uint64_t mask = (1ULL << 32) - 1; + uint64_t a = lhs >> 32, b = lhs & mask; + uint64_t c = rhs >> 32, d = rhs & mask; + uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; + // Compute mid 64-bit of result and round. + uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); + return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); #endif } -FMT_CONSTEXPR inline fp operator*(fp x, fp y) { - return {multiply(x.f, y.f), x.e + y.e + 64}; -} - -template <typename T = void> struct basic_data { - // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. - // These are generated by support/compute-powers.py. - static constexpr uint64_t pow10_significands[87] = { - 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, - 0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, 0xe61acf033d1a45df, - 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, - 0x8dd01fad907ffc3c, 0xd3515c2831559a83, 0x9d71ac8fada6c9b5, - 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, - 0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7, - 0xa086cfcd97bf97f4, 0xef340a98172aace5, 0xb23867fb2a35b28e, - 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996, - 0xdbac6c247d62a584, 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, - 0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, - 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, - 0xf8a95fcf88747d94, 0xb94470938fa89bcf, 0x8a08f0f8bf0f156b, - 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, - 0xaa242499697392d3, 0xfd87b5f28300ca0e, 0xbce5086492111aeb, - 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, - 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984, - 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, 0xd5d238a4abe98068, - 0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, - 0x83c7088e1aab65db, 0xc45d1df942711d9a, 0x924d692ca61be758, - 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85, - 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, - 0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, 0xa59bc234db398c25, - 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, - 0xcc20ce9bd35c78a5, 0x98165af37b2153df, 0xe2a0b5dc971f303a, - 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, - 0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129, - 0xe7109bfba19c0c9d, 0xac2820d9623bf429, 0x80444b5e7aa7cf85, - 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, - 0x9e19db92b4e31ba9, 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b, - }; +FMT_CONSTEXPR inline fp operator*(fp x, fp y) +{ + return {multiply(x.f, y.f), x.e + y.e + 64}; +} + +template <typename T = void> +struct basic_data +{ + // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. + // These are generated by support/compute-powers.py. + static constexpr uint64_t pow10_significands[87] = { + 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, 0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, + 0xe61acf033d1a45df, 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, 0x8dd01fad907ffc3c, + 0xd3515c2831559a83, 0x9d71ac8fada6c9b5, 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, + 0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7, 0xa086cfcd97bf97f4, 0xef340a98172aace5, + 0xb23867fb2a35b28e, 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996, 0xdbac6c247d62a584, + 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, 0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, + 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, 0xf8a95fcf88747d94, 0xb94470938fa89bcf, + 0x8a08f0f8bf0f156b, 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, 0xaa242499697392d3, + 0xfd87b5f28300ca0e, 0xbce5086492111aeb, 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, + 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984, 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, + 0xd5d238a4abe98068, 0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, 0x83c7088e1aab65db, + 0xc45d1df942711d9a, 0x924d692ca61be758, 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85, + 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, 0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, + 0xa59bc234db398c25, 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, 0xcc20ce9bd35c78a5, + 0x98165af37b2153df, 0xe2a0b5dc971f303a, 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, + 0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129, 0xe7109bfba19c0c9d, 0xac2820d9623bf429, + 0x80444b5e7aa7cf85, 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, 0x9e19db92b4e31ba9, + 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b, + }; #if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -# pragma GCC diagnostic push -# pragma GCC diagnostic ignored "-Wnarrowing" +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wnarrowing" #endif - // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding - // to significands above. - static constexpr int16_t pow10_exponents[87] = { - -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, - -927, -901, -874, -847, -821, -794, -768, -741, -715, -688, -661, - -635, -608, -582, -555, -529, -502, -475, -449, -422, -396, -369, - -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, - -50, -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, - 242, 269, 295, 322, 348, 375, 402, 428, 455, 481, 508, - 534, 561, 588, 614, 641, 667, 694, 720, 747, 774, 800, - 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; + // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding + // to significands above. + static constexpr int16_t pow10_exponents[87] = { + -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, -927, -901, -874, -847, + -821, -794, -768, -741, -715, -688, -661, -635, -608, -582, -555, -529, -502, -475, -449, + -422, -396, -369, -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, -50, + -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, 242, 269, 295, 322, 348, + 375, 402, 428, 455, 481, 508, 534, 561, 588, 614, 641, 667, 694, 720, 747, + 774, 800, 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; #if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -# pragma GCC diagnostic pop +#pragma GCC diagnostic pop #endif - static constexpr uint64_t power_of_10_64[20] = { - 1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL), - 10000000000000000000ULL}; + static constexpr uint64_t power_of_10_64[20] = + {1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL), 10000000000000000000ULL}; }; #if FMT_CPLUSPLUS < 201703L -template <typename T> constexpr uint64_t basic_data<T>::pow10_significands[]; -template <typename T> constexpr int16_t basic_data<T>::pow10_exponents[]; -template <typename T> constexpr uint64_t basic_data<T>::power_of_10_64[]; +template <typename T> +constexpr uint64_t basic_data<T>::pow10_significands[]; +template <typename T> +constexpr int16_t basic_data<T>::pow10_exponents[]; +template <typename T> +constexpr uint64_t basic_data<T>::power_of_10_64[]; #endif // This is a struct rather than an alias to avoid shadowing warnings in gcc. -struct data : basic_data<> {}; +struct data : basic_data<> +{ +}; // Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its // (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`. -FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, - int& pow10_exponent) { - const int shift = 32; - // log10(2) = 0x0.4d104d427de7fbcc... - const int64_t significand = 0x4d104d427de7fbcc; - int index = static_cast<int>( - ((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) + - ((int64_t(1) << shift) - 1)) // ceil - >> 32 // arithmetic shift - ); - // Decimal exponent of the first (smallest) cached power of 10. - const int first_dec_exp = -348; - // Difference between 2 consecutive decimal exponents in cached powers of 10. - const int dec_exp_step = 8; - index = (index - first_dec_exp - 1) / dec_exp_step + 1; - pow10_exponent = first_dec_exp + index * dec_exp_step; - // Using *(x + index) instead of x[index] avoids an issue with some compilers - // using the EDG frontend (e.g. nvhpc/22.3 in C++17 mode). - return {*(data::pow10_significands + index), - *(data::pow10_exponents + index)}; +FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, int &pow10_exponent) +{ + const int shift = 32; + // log10(2) = 0x0.4d104d427de7fbcc... + const int64_t significand = 0x4d104d427de7fbcc; + int index = static_cast<int>( + ((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) + ((int64_t(1) << shift) - 1)) // ceil + >> 32 // arithmetic shift + ); + // Decimal exponent of the first (smallest) cached power of 10. + const int first_dec_exp = -348; + // Difference between 2 consecutive decimal exponents in cached powers of 10. + const int dec_exp_step = 8; + index = (index - first_dec_exp - 1) / dec_exp_step + 1; + pow10_exponent = first_dec_exp + index * dec_exp_step; + // Using *(x + index) instead of x[index] avoids an issue with some compilers + // using the EDG frontend (e.g. nvhpc/22.3 in C++17 mode). + return {*(data::pow10_significands + index), *(data::pow10_exponents + index)}; } #ifndef _MSC_VER -# define FMT_SNPRINTF snprintf +#define FMT_SNPRINTF snprintf #else -FMT_API auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) -> int; -# define FMT_SNPRINTF fmt_snprintf -#endif // _MSC_VER +FMT_API auto fmt_snprintf(char *buf, size_t size, const char *fmt, ...) -> int; +#define FMT_SNPRINTF fmt_snprintf +#endif // _MSC_VER // Formats a floating-point number with snprintf using the hexfloat format. template <typename T> -auto snprintf_float(T value, int precision, float_specs specs, - buffer<char>& buf) -> int { - // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. - FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); - FMT_ASSERT(specs.format == float_format::hex, ""); - static_assert(!std::is_same<T, float>::value, ""); - - // Build the format string. - char format[7]; // The longest format is "%#.*Le". - char* format_ptr = format; - *format_ptr++ = '%'; - if (specs.showpoint) *format_ptr++ = '#'; - if (precision >= 0) { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } - if (std::is_same<T, long double>()) *format_ptr++ = 'L'; - *format_ptr++ = specs.upper ? 'A' : 'a'; - *format_ptr = '\0'; - - // Format using snprintf. - auto offset = buf.size(); - for (;;) { - auto begin = buf.data() + offset; - auto capacity = buf.capacity() - offset; - abort_fuzzing_if(precision > 100000); - // Suppress the warning about a nonliteral format string. - // Cannot use auto because of a bug in MinGW (#1532). - int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; - int result = precision >= 0 - ? snprintf_ptr(begin, capacity, format, precision, value) - : snprintf_ptr(begin, capacity, format, value); - if (result < 0) { - // The buffer will grow exponentially. - buf.try_reserve(buf.capacity() + 1); - continue; - } - auto size = to_unsigned(result); - // Size equal to capacity means that the last character was truncated. - if (size < capacity) { - buf.try_resize(size + offset); - return 0; - } - buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. - } +auto snprintf_float(T value, int precision, float_specs specs, buffer<char> &buf) -> int +{ + // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. + FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); + FMT_ASSERT(specs.format == float_format::hex, ""); + static_assert(!std::is_same<T, float>::value, ""); + + // Build the format string. + char format[7]; // The longest format is "%#.*Le". + char *format_ptr = format; + *format_ptr++ = '%'; + if(specs.showpoint) + *format_ptr++ = '#'; + if(precision >= 0) + { + *format_ptr++ = '.'; + *format_ptr++ = '*'; + } + if(std::is_same<T, long double>()) + *format_ptr++ = 'L'; + *format_ptr++ = specs.upper ? 'A' : 'a'; + *format_ptr = '\0'; + + // Format using snprintf. + auto offset = buf.size(); + for(;;) + { + auto begin = buf.data() + offset; + auto capacity = buf.capacity() - offset; + abort_fuzzing_if(precision > 100000); + // Suppress the warning about a nonliteral format string. + // Cannot use auto because of a bug in MinGW (#1532). + int (*snprintf_ptr)(char *, size_t, const char *, ...) = FMT_SNPRINTF; + int result = precision >= 0 ? snprintf_ptr(begin, capacity, format, precision, value) : + snprintf_ptr(begin, capacity, format, value); + if(result < 0) + { + // The buffer will grow exponentially. + buf.try_reserve(buf.capacity() + 1); + continue; + } + auto size = to_unsigned(result); + // Size equal to capacity means that the last character was truncated. + if(size < capacity) + { + buf.try_resize(size + offset); + return 0; + } + buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. + } } template <typename T> -using convert_float_result = - conditional_t<std::is_same<T, float>::value || sizeof(T) == sizeof(double), - double, T>; +using convert_float_result = conditional_t<std::is_same<T, float>::value || sizeof(T) == sizeof(double), double, T>; template <typename T> -constexpr auto convert_float(T value) -> convert_float_result<T> { - return static_cast<convert_float_result<T>>(value); +constexpr auto convert_float(T value) -> convert_float_result<T> +{ + return static_cast<convert_float_result<T>>(value); } template <typename OutputIt, typename Char> -FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, - const fill_t<Char>& fill) -> OutputIt { - auto fill_size = fill.size(); - if (fill_size == 1) return detail::fill_n(it, n, fill[0]); - auto data = fill.data(); - for (size_t i = 0; i < n; ++i) - it = copy_str<Char>(data, data + fill_size, it); - return it; +FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, const fill_t<Char> &fill) -> OutputIt +{ + auto fill_size = fill.size(); + if(fill_size == 1) + return detail::fill_n(it, n, fill[0]); + auto data = fill.data(); + for(size_t i = 0; i < n; ++i) + it = copy_str<Char>(data, data + fill_size, it); + return it; } // Writes the output of f, padded according to format specifications in specs. // size: output size in code units. // width: output display width in (terminal) column positions. -template <align::type align = align::left, typename OutputIt, typename Char, - typename F> -FMT_CONSTEXPR auto write_padded(OutputIt out, - const basic_format_specs<Char>& specs, - size_t size, size_t width, F&& f) -> OutputIt { - static_assert(align == align::left || align == align::right, ""); - unsigned spec_width = to_unsigned(specs.width); - size_t padding = spec_width > width ? spec_width - width : 0; - // Shifts are encoded as string literals because static constexpr is not - // supported in constexpr functions. - auto* shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; - size_t left_padding = padding >> shifts[specs.align]; - size_t right_padding = padding - left_padding; - auto it = reserve(out, size + padding * specs.fill.size()); - if (left_padding != 0) it = fill(it, left_padding, specs.fill); - it = f(it); - if (right_padding != 0) it = fill(it, right_padding, specs.fill); - return base_iterator(out, it); -} - -template <align::type align = align::left, typename OutputIt, typename Char, - typename F> -constexpr auto write_padded(OutputIt out, const basic_format_specs<Char>& specs, - size_t size, F&& f) -> OutputIt { - return write_padded<align>(out, specs, size, size, f); +template <align::type align = align::left, typename OutputIt, typename Char, typename F> +FMT_CONSTEXPR auto write_padded(OutputIt out, const basic_format_specs<Char> &specs, size_t size, size_t width, F &&f) + -> OutputIt +{ + static_assert(align == align::left || align == align::right, ""); + unsigned spec_width = to_unsigned(specs.width); + size_t padding = spec_width > width ? spec_width - width : 0; + // Shifts are encoded as string literals because static constexpr is not + // supported in constexpr functions. + auto *shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; + size_t left_padding = padding >> shifts[specs.align]; + size_t right_padding = padding - left_padding; + auto it = reserve(out, size + padding * specs.fill.size()); + if(left_padding != 0) + it = fill(it, left_padding, specs.fill); + it = f(it); + if(right_padding != 0) + it = fill(it, right_padding, specs.fill); + return base_iterator(out, it); +} + +template <align::type align = align::left, typename OutputIt, typename Char, typename F> +constexpr auto write_padded(OutputIt out, const basic_format_specs<Char> &specs, size_t size, F &&f) -> OutputIt +{ + return write_padded<align>(out, specs, size, size, f); } template <align::type align = align::left, typename Char, typename OutputIt> -FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, - const basic_format_specs<Char>& specs) - -> OutputIt { - return write_padded<align>( - out, specs, bytes.size(), [bytes](reserve_iterator<OutputIt> it) { - const char* data = bytes.data(); - return copy_str<Char>(data, data + bytes.size(), it); - }); +FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, const basic_format_specs<Char> &specs) -> OutputIt +{ + return write_padded<align>( + out, + specs, + bytes.size(), + [bytes](reserve_iterator<OutputIt> it) + { + const char *data = bytes.data(); + return copy_str<Char>(data, data + bytes.size(), it); + }); } template <typename Char, typename OutputIt, typename UIntPtr> -auto write_ptr(OutputIt out, UIntPtr value, - const basic_format_specs<Char>* specs) -> OutputIt { - int num_digits = count_digits<4>(value); - auto size = to_unsigned(num_digits) + size_t(2); - auto write = [=](reserve_iterator<OutputIt> it) { - *it++ = static_cast<Char>('0'); - *it++ = static_cast<Char>('x'); - return format_uint<4, Char>(it, value, num_digits); - }; - return specs ? write_padded<align::right>(out, *specs, size, write) - : base_iterator(out, write(reserve(out, size))); +auto write_ptr(OutputIt out, UIntPtr value, const basic_format_specs<Char> *specs) -> OutputIt +{ + int num_digits = count_digits<4>(value); + auto size = to_unsigned(num_digits) + size_t(2); + auto write = [=](reserve_iterator<OutputIt> it) + { + *it++ = static_cast<Char>('0'); + *it++ = static_cast<Char>('x'); + return format_uint<4, Char>(it, value, num_digits); + }; + return specs ? write_padded<align::right>(out, *specs, size, write) : base_iterator(out, write(reserve(out, size))); } // Returns true iff the code point cp is printable. FMT_API auto is_printable(uint32_t cp) -> bool; -inline auto needs_escape(uint32_t cp) -> bool { - return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || - !is_printable(cp); +inline auto needs_escape(uint32_t cp) -> bool +{ + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || !is_printable(cp); } -template <typename Char> struct find_escape_result { - const Char* begin; - const Char* end; - uint32_t cp; +template <typename Char> +struct find_escape_result +{ + const Char *begin; + const Char *end; + uint32_t cp; }; template <typename Char> using make_unsigned_char = - typename conditional_t<std::is_integral<Char>::value, - std::make_unsigned<Char>, - type_identity<uint32_t>>::type; + typename conditional_t<std::is_integral<Char>::value, std::make_unsigned<Char>, type_identity<uint32_t>>::type; template <typename Char> -auto find_escape(const Char* begin, const Char* end) - -> find_escape_result<Char> { - for (; begin != end; ++begin) { - uint32_t cp = static_cast<make_unsigned_char<Char>>(*begin); - if (const_check(sizeof(Char) == 1) && cp >= 0x80) continue; - if (needs_escape(cp)) return {begin, begin + 1, cp}; - } - return {begin, nullptr, 0}; -} - -inline auto find_escape(const char* begin, const char* end) - -> find_escape_result<char> { - if (!is_utf8()) return find_escape<char>(begin, end); - auto result = find_escape_result<char>{end, nullptr, 0}; - for_each_codepoint(string_view(begin, to_unsigned(end - begin)), - [&](uint32_t cp, string_view sv) { - if (needs_escape(cp)) { - result = {sv.begin(), sv.end(), cp}; - return false; - } - return true; - }); - return result; -} - -#define FMT_STRING_IMPL(s, base, explicit) \ - [] { \ - /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ - /* Use a macro-like name to avoid shadowing warnings. */ \ - struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base { \ - using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t<decltype(s[0])>; \ - FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ - operator fmt::basic_string_view<char_type>() const { \ - return fmt::detail_exported::compile_string_to_view<char_type>(s); \ - } \ - }; \ - return FMT_COMPILE_STRING(); \ - }() +auto find_escape(const Char *begin, const Char *end) -> find_escape_result<Char> +{ + for(; begin != end; ++begin) + { + uint32_t cp = static_cast<make_unsigned_char<Char>>(*begin); + if(const_check(sizeof(Char) == 1) && cp >= 0x80) + continue; + if(needs_escape(cp)) + return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char *begin, const char *end) -> find_escape_result<char> +{ + if(!is_utf8()) + return find_escape<char>(begin, end); + auto result = find_escape_result<char>{end, nullptr, 0}; + for_each_codepoint( + string_view(begin, to_unsigned(end - begin)), + [&](uint32_t cp, string_view sv) + { + if(needs_escape(cp)) + { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; + }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] \ + { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base \ + { \ + using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t<decltype(s[0])>; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit operator fmt::basic_string_view<char_type>() const \ + { \ + return fmt::detail_exported::compile_string_to_view<char_type>(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() /** \rst @@ -1772,132 +1968,150 @@ inline auto find_escape(const char* begin, const char* end) #define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) template <size_t width, typename Char, typename OutputIt> -auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt { - *out++ = static_cast<Char>('\\'); - *out++ = static_cast<Char>(prefix); - Char buf[width]; - fill_n(buf, width, static_cast<Char>('0')); - format_uint<4>(buf, cp, width); - return copy_str<Char>(buf, buf + width, out); +auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt +{ + *out++ = static_cast<Char>('\\'); + *out++ = static_cast<Char>(prefix); + Char buf[width]; + fill_n(buf, width, static_cast<Char>('0')); + format_uint<4>(buf, cp, width); + return copy_str<Char>(buf, buf + width, out); } template <typename OutputIt, typename Char> -auto write_escaped_cp(OutputIt out, const find_escape_result<Char>& escape) - -> OutputIt { - auto c = static_cast<Char>(escape.cp); - switch (escape.cp) { - case '\n': - *out++ = static_cast<Char>('\\'); - c = static_cast<Char>('n'); - break; - case '\r': - *out++ = static_cast<Char>('\\'); - c = static_cast<Char>('r'); - break; - case '\t': - *out++ = static_cast<Char>('\\'); - c = static_cast<Char>('t'); - break; - case '"': - FMT_FALLTHROUGH; - case '\'': - FMT_FALLTHROUGH; - case '\\': - *out++ = static_cast<Char>('\\'); - break; - default: - if (is_utf8()) { - if (escape.cp < 0x100) { - return write_codepoint<2, Char>(out, 'x', escape.cp); - } - if (escape.cp < 0x10000) { - return write_codepoint<4, Char>(out, 'u', escape.cp); - } - if (escape.cp < 0x110000) { - return write_codepoint<8, Char>(out, 'U', escape.cp); - } - } - for (Char escape_char : basic_string_view<Char>( - escape.begin, to_unsigned(escape.end - escape.begin))) { - out = write_codepoint<2, Char>(out, 'x', - static_cast<uint32_t>(escape_char) & 0xFF); +auto write_escaped_cp(OutputIt out, const find_escape_result<Char> &escape) -> OutputIt +{ + auto c = static_cast<Char>(escape.cp); + switch(escape.cp) + { + case '\n': + *out++ = static_cast<Char>('\\'); + c = static_cast<Char>('n'); + break; + case '\r': + *out++ = static_cast<Char>('\\'); + c = static_cast<Char>('r'); + break; + case '\t': + *out++ = static_cast<Char>('\\'); + c = static_cast<Char>('t'); + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = static_cast<Char>('\\'); + break; + default: + if(is_utf8()) + { + if(escape.cp < 0x100) + { + return write_codepoint<2, Char>(out, 'x', escape.cp); + } + if(escape.cp < 0x10000) + { + return write_codepoint<4, Char>(out, 'u', escape.cp); + } + if(escape.cp < 0x110000) + { + return write_codepoint<8, Char>(out, 'U', escape.cp); + } + } + for(Char escape_char : basic_string_view<Char>(escape.begin, to_unsigned(escape.end - escape.begin))) + { + out = write_codepoint<2, Char>(out, 'x', static_cast<uint32_t>(escape_char) & 0xFF); + } + return out; } + *out++ = c; return out; - } - *out++ = c; - return out; } template <typename Char, typename OutputIt> -auto write_escaped_string(OutputIt out, basic_string_view<Char> str) - -> OutputIt { - *out++ = static_cast<Char>('"'); - auto begin = str.begin(), end = str.end(); - do { - auto escape = find_escape(begin, end); - out = copy_str<Char>(begin, escape.begin, out); - begin = escape.end; - if (!begin) break; - out = write_escaped_cp<OutputIt, Char>(out, escape); - } while (begin != end); - *out++ = static_cast<Char>('"'); - return out; +auto write_escaped_string(OutputIt out, basic_string_view<Char> str) -> OutputIt +{ + *out++ = static_cast<Char>('"'); + auto begin = str.begin(), end = str.end(); + do + { + auto escape = find_escape(begin, end); + out = copy_str<Char>(begin, escape.begin, out); + begin = escape.end; + if(!begin) + break; + out = write_escaped_cp<OutputIt, Char>(out, escape); + } while(begin != end); + *out++ = static_cast<Char>('"'); + return out; } template <typename Char, typename OutputIt> -auto write_escaped_char(OutputIt out, Char v) -> OutputIt { - *out++ = static_cast<Char>('\''); - if ((needs_escape(static_cast<uint32_t>(v)) && v != static_cast<Char>('"')) || - v == static_cast<Char>('\'')) { - out = write_escaped_cp( - out, find_escape_result<Char>{&v, &v + 1, static_cast<uint32_t>(v)}); - } else { - *out++ = v; - } - *out++ = static_cast<Char>('\''); - return out; +auto write_escaped_char(OutputIt out, Char v) -> OutputIt +{ + *out++ = static_cast<Char>('\''); + if((needs_escape(static_cast<uint32_t>(v)) && v != static_cast<Char>('"')) || v == static_cast<Char>('\'')) + { + out = write_escaped_cp(out, find_escape_result<Char>{&v, &v + 1, static_cast<uint32_t>(v)}); + } + else + { + *out++ = v; + } + *out++ = static_cast<Char>('\''); + return out; } template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write_char(OutputIt out, Char value, - const basic_format_specs<Char>& specs) - -> OutputIt { - bool is_debug = specs.type == presentation_type::debug; - return write_padded(out, specs, 1, [=](reserve_iterator<OutputIt> it) { - if (is_debug) return write_escaped_char(it, value); - *it++ = value; - return it; - }); +FMT_CONSTEXPR auto write_char(OutputIt out, Char value, const basic_format_specs<Char> &specs) -> OutputIt +{ + bool is_debug = specs.type == presentation_type::debug; + return write_padded( + out, + specs, + 1, + [=](reserve_iterator<OutputIt> it) + { + if(is_debug) + return write_escaped_char(it, value); + *it++ = value; + return it; + }); } template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, Char value, - const basic_format_specs<Char>& specs, - locale_ref loc = {}) -> OutputIt { - return check_char_specs(specs) - ? write_char(out, value, specs) - : write(out, static_cast<int>(value), specs, loc); +FMT_CONSTEXPR auto write(OutputIt out, Char value, const basic_format_specs<Char> &specs, locale_ref loc = {}) + -> OutputIt +{ + return check_char_specs(specs) ? write_char(out, value, specs) : write(out, static_cast<int>(value), specs, loc); } // Data for write_int that doesn't depend on output iterator type. It is used to // avoid template code bloat. -template <typename Char> struct write_int_data { - size_t size; - size_t padding; - - FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, - const basic_format_specs<Char>& specs) - : size((prefix >> 24) + to_unsigned(num_digits)), padding(0) { - if (specs.align == align::numeric) { - auto width = to_unsigned(specs.width); - if (width > size) { - padding = width - size; - size = width; - } - } else if (specs.precision > num_digits) { - size = (prefix >> 24) + to_unsigned(specs.precision); - padding = to_unsigned(specs.precision - num_digits); - } - } +template <typename Char> +struct write_int_data +{ + size_t size; + size_t padding; + + FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, const basic_format_specs<Char> &specs) : + size((prefix >> 24) + to_unsigned(num_digits)), padding(0) + { + if(specs.align == align::numeric) + { + auto width = to_unsigned(specs.width); + if(width > size) + { + padding = width - size; + size = width; + } + } + else if(specs.precision > num_digits) + { + size = (prefix >> 24) + to_unsigned(specs.precision); + padding = to_unsigned(specs.precision - num_digits); + } + } }; // Writes an integer in the format @@ -1905,1701 +2119,1985 @@ template <typename Char> struct write_int_data { // where <digits> are written by write_digits(it). // prefix contains chars in three lower bytes and the size in the fourth byte. template <typename OutputIt, typename Char, typename W> -FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, int num_digits, - unsigned prefix, - const basic_format_specs<Char>& specs, - W write_digits) -> OutputIt { - // Slightly faster check for specs.width == 0 && specs.precision == -1. - if ((specs.width | (specs.precision + 1)) == 0) { - auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); - if (prefix != 0) { - for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) - *it++ = static_cast<Char>(p & 0xff); - } - return base_iterator(out, write_digits(it)); - } - auto data = write_int_data<Char>(num_digits, prefix, specs); - return write_padded<align::right>( - out, specs, data.size, [=](reserve_iterator<OutputIt> it) { - for (unsigned p = prefix & 0xffffff; p != 0; p >>= 8) - *it++ = static_cast<Char>(p & 0xff); - it = detail::fill_n(it, data.padding, static_cast<Char>('0')); - return write_digits(it); - }); -} - -template <typename Char> class digit_grouping { - private: - thousands_sep_result<Char> sep_; - - struct next_state { - std::string::const_iterator group; - int pos; - }; - next_state initial_state() const { return {sep_.grouping.begin(), 0}; } - - // Returns the next digit group separator position. - int next(next_state& state) const { - if (!sep_.thousands_sep) return max_value<int>(); - if (state.group == sep_.grouping.end()) - return state.pos += sep_.grouping.back(); - if (*state.group <= 0 || *state.group == max_value<char>()) - return max_value<int>(); - state.pos += *state.group++; - return state.pos; - } - - public: - explicit digit_grouping(locale_ref loc, bool localized = true) { - if (localized) - sep_ = thousands_sep<Char>(loc); - else - sep_.thousands_sep = Char(); - } - explicit digit_grouping(thousands_sep_result<Char> sep) : sep_(sep) {} - - Char separator() const { return sep_.thousands_sep; } - - int count_separators(int num_digits) const { - int count = 0; - auto state = initial_state(); - while (num_digits > next(state)) ++count; - return count; - } - - // Applies grouping to digits and write the output to out. - template <typename Out, typename C> - Out apply(Out out, basic_string_view<C> digits) const { - auto num_digits = static_cast<int>(digits.size()); - auto separators = basic_memory_buffer<int>(); - separators.push_back(0); - auto state = initial_state(); - while (int i = next(state)) { - if (i >= num_digits) break; - separators.push_back(i); - } - for (int i = 0, sep_index = static_cast<int>(separators.size() - 1); - i < num_digits; ++i) { - if (num_digits - i == separators[sep_index]) { - *out++ = separator(); - --sep_index; - } - *out++ = static_cast<Char>(digits[to_unsigned(i)]); +FMT_CONSTEXPR FMT_INLINE auto +write_int(OutputIt out, int num_digits, unsigned prefix, const basic_format_specs<Char> &specs, W write_digits) + -> OutputIt +{ + // Slightly faster check for specs.width == 0 && specs.precision == -1. + if((specs.width | (specs.precision + 1)) == 0) + { + auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); + if(prefix != 0) + { + for(unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast<Char>(p & 0xff); + } + return base_iterator(out, write_digits(it)); } - return out; - } -}; + auto data = write_int_data<Char>(num_digits, prefix, specs); + return write_padded<align::right>( + out, + specs, + data.size, + [=](reserve_iterator<OutputIt> it) + { + for(unsigned p = prefix & 0xffffff; p != 0; p >>= 8) + *it++ = static_cast<Char>(p & 0xff); + it = detail::fill_n(it, data.padding, static_cast<Char>('0')); + return write_digits(it); + }); +} -template <typename OutputIt, typename UInt, typename Char> -auto write_int_localized(OutputIt out, UInt value, unsigned prefix, - const basic_format_specs<Char>& specs, - const digit_grouping<Char>& grouping) -> OutputIt { - static_assert(std::is_same<uint64_or_128_t<UInt>, UInt>::value, ""); - int num_digits = count_digits(value); - char digits[40]; - format_decimal(digits, value, num_digits); - unsigned size = to_unsigned((prefix != 0 ? 1 : 0) + num_digits + - grouping.count_separators(num_digits)); - return write_padded<align::right>( - out, specs, size, size, [&](reserve_iterator<OutputIt> it) { - if (prefix != 0) { - char sign = static_cast<char>(prefix); - *it++ = static_cast<Char>(sign); +template <typename Char> +class digit_grouping +{ +private: + thousands_sep_result<Char> sep_; + + struct next_state + { + std::string::const_iterator group; + int pos; + }; + next_state initial_state() const { return {sep_.grouping.begin(), 0}; } + + // Returns the next digit group separator position. + int next(next_state &state) const + { + if(!sep_.thousands_sep) + return max_value<int>(); + if(state.group == sep_.grouping.end()) + return state.pos += sep_.grouping.back(); + if(*state.group <= 0 || *state.group == max_value<char>()) + return max_value<int>(); + state.pos += *state.group++; + return state.pos; + } + +public: + explicit digit_grouping(locale_ref loc, bool localized = true) + { + if(localized) + sep_ = thousands_sep<Char>(loc); + else + sep_.thousands_sep = Char(); + } + explicit digit_grouping(thousands_sep_result<Char> sep) : sep_(sep) {} + + Char separator() const { return sep_.thousands_sep; } + + int count_separators(int num_digits) const + { + int count = 0; + auto state = initial_state(); + while(num_digits > next(state)) + ++count; + return count; + } + + // Applies grouping to digits and write the output to out. + template <typename Out, typename C> + Out apply(Out out, basic_string_view<C> digits) const + { + auto num_digits = static_cast<int>(digits.size()); + auto separators = basic_memory_buffer<int>(); + separators.push_back(0); + auto state = initial_state(); + while(int i = next(state)) + { + if(i >= num_digits) + break; + separators.push_back(i); } - return grouping.apply(it, string_view(digits, to_unsigned(num_digits))); - }); -} + for(int i = 0, sep_index = static_cast<int>(separators.size() - 1); i < num_digits; ++i) + { + if(num_digits - i == separators[sep_index]) + { + *out++ = separator(); + --sep_index; + } + *out++ = static_cast<Char>(digits[to_unsigned(i)]); + } + return out; + } +}; template <typename OutputIt, typename UInt, typename Char> -auto write_int_localized(OutputIt& out, UInt value, unsigned prefix, - const basic_format_specs<Char>& specs, locale_ref loc) - -> bool { - auto grouping = digit_grouping<Char>(loc); - out = write_int_localized(out, value, prefix, specs, grouping); - return true; -} - -FMT_CONSTEXPR inline void prefix_append(unsigned& prefix, unsigned value) { - prefix |= prefix != 0 ? value << 8 : value; - prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +auto write_int_localized( + OutputIt out, + UInt value, + unsigned prefix, + const basic_format_specs<Char> &specs, + const digit_grouping<Char> &grouping) -> OutputIt +{ + static_assert(std::is_same<uint64_or_128_t<UInt>, UInt>::value, ""); + int num_digits = count_digits(value); + char digits[40]; + format_decimal(digits, value, num_digits); + unsigned size = to_unsigned((prefix != 0 ? 1 : 0) + num_digits + grouping.count_separators(num_digits)); + return write_padded<align::right>( + out, + specs, + size, + size, + [&](reserve_iterator<OutputIt> it) + { + if(prefix != 0) + { + char sign = static_cast<char>(prefix); + *it++ = static_cast<Char>(sign); + } + return grouping.apply(it, string_view(digits, to_unsigned(num_digits))); + }); } -template <typename UInt> struct write_int_arg { - UInt abs_value; - unsigned prefix; +template <typename OutputIt, typename UInt, typename Char> +auto write_int_localized( + OutputIt &out, + UInt value, + unsigned prefix, + const basic_format_specs<Char> &specs, + locale_ref loc) -> bool +{ + auto grouping = digit_grouping<Char>(loc); + out = write_int_localized(out, value, prefix, specs, grouping); + return true; +} + +FMT_CONSTEXPR inline void prefix_append(unsigned &prefix, unsigned value) +{ + prefix |= prefix != 0 ? value << 8 : value; + prefix += (1u + (value > 0xff ? 1 : 0)) << 24; +} + +template <typename UInt> +struct write_int_arg +{ + UInt abs_value; + unsigned prefix; }; template <typename T> -FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) - -> write_int_arg<uint32_or_64_or_128_t<T>> { - auto prefix = 0u; - auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); - if (is_negative(value)) { - prefix = 0x01000000 | '-'; - abs_value = 0 - abs_value; - } else { - constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', - 0x1000000u | ' '}; - prefix = prefixes[sign]; - } - return {abs_value, prefix}; +FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) -> write_int_arg<uint32_or_64_or_128_t<T>> +{ + auto prefix = 0u; + auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); + if(is_negative(value)) + { + prefix = 0x01000000 | '-'; + abs_value = 0 - abs_value; + } + else + { + constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', 0x1000000u | ' '}; + prefix = prefixes[sign]; + } + return {abs_value, prefix}; } template <typename Char, typename OutputIt, typename T> -FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg<T> arg, - const basic_format_specs<Char>& specs, - locale_ref loc) -> OutputIt { - static_assert(std::is_same<T, uint32_or_64_or_128_t<T>>::value, ""); - auto abs_value = arg.abs_value; - auto prefix = arg.prefix; - switch (specs.type) { - case presentation_type::none: - case presentation_type::dec: { - if (specs.localized && - write_int_localized(out, static_cast<uint64_or_128_t<T>>(abs_value), - prefix, specs, loc)) { - return out; - } - auto num_digits = count_digits(abs_value); - return write_int( - out, num_digits, prefix, specs, [=](reserve_iterator<OutputIt> it) { - return format_decimal<Char>(it, abs_value, num_digits).end; - }); - } - case presentation_type::hex_lower: - case presentation_type::hex_upper: { - bool upper = specs.type == presentation_type::hex_upper; - if (specs.alt) - prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); - int num_digits = count_digits<4>(abs_value); - return write_int( - out, num_digits, prefix, specs, [=](reserve_iterator<OutputIt> it) { - return format_uint<4, Char>(it, abs_value, num_digits, upper); - }); - } - case presentation_type::bin_lower: - case presentation_type::bin_upper: { - bool upper = specs.type == presentation_type::bin_upper; - if (specs.alt) - prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); - int num_digits = count_digits<1>(abs_value); - return write_int(out, num_digits, prefix, specs, - [=](reserve_iterator<OutputIt> it) { - return format_uint<1, Char>(it, abs_value, num_digits); - }); - } - case presentation_type::oct: { - int num_digits = count_digits<3>(abs_value); - // Octal prefix '0' is counted as a digit, so only add it if precision - // is not greater than the number of digits. - if (specs.alt && specs.precision <= num_digits && abs_value != 0) - prefix_append(prefix, '0'); - return write_int(out, num_digits, prefix, specs, - [=](reserve_iterator<OutputIt> it) { - return format_uint<3, Char>(it, abs_value, num_digits); - }); - } - case presentation_type::chr: - return write_char(out, static_cast<Char>(abs_value), specs); - default: - throw_format_error("invalid type specifier"); - } - return out; +FMT_CONSTEXPR FMT_INLINE auto +write_int(OutputIt out, write_int_arg<T> arg, const basic_format_specs<Char> &specs, locale_ref loc) -> OutputIt +{ + static_assert(std::is_same<T, uint32_or_64_or_128_t<T>>::value, ""); + auto abs_value = arg.abs_value; + auto prefix = arg.prefix; + switch(specs.type) + { + case presentation_type::none: + case presentation_type::dec: + { + if(specs.localized && + write_int_localized(out, static_cast<uint64_or_128_t<T>>(abs_value), prefix, specs, loc)) + { + return out; + } + auto num_digits = count_digits(abs_value); + return write_int( + out, + num_digits, + prefix, + specs, + [=](reserve_iterator<OutputIt> it) { return format_decimal<Char>(it, abs_value, num_digits).end; }); + } + case presentation_type::hex_lower: + case presentation_type::hex_upper: + { + bool upper = specs.type == presentation_type::hex_upper; + if(specs.alt) + prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); + int num_digits = count_digits<4>(abs_value); + return write_int( + out, + num_digits, + prefix, + specs, + [=](reserve_iterator<OutputIt> it) { return format_uint<4, Char>(it, abs_value, num_digits, upper); }); + } + case presentation_type::bin_lower: + case presentation_type::bin_upper: + { + bool upper = specs.type == presentation_type::bin_upper; + if(specs.alt) + prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); + int num_digits = count_digits<1>(abs_value); + return write_int( + out, + num_digits, + prefix, + specs, + [=](reserve_iterator<OutputIt> it) { return format_uint<1, Char>(it, abs_value, num_digits); }); + } + case presentation_type::oct: + { + int num_digits = count_digits<3>(abs_value); + // Octal prefix '0' is counted as a digit, so only add it if precision + // is not greater than the number of digits. + if(specs.alt && specs.precision <= num_digits && abs_value != 0) + prefix_append(prefix, '0'); + return write_int( + out, + num_digits, + prefix, + specs, + [=](reserve_iterator<OutputIt> it) { return format_uint<3, Char>(it, abs_value, num_digits); }); + } + case presentation_type::chr: + return write_char(out, static_cast<Char>(abs_value), specs); + default: + throw_format_error("invalid type specifier"); + } + return out; } template <typename Char, typename OutputIt, typename T> -FMT_CONSTEXPR FMT_NOINLINE auto write_int_noinline( - OutputIt out, write_int_arg<T> arg, const basic_format_specs<Char>& specs, - locale_ref loc) -> OutputIt { - return write_int(out, arg, specs, loc); -} -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_integral<T>::value && - !std::is_same<T, bool>::value && - std::is_same<OutputIt, buffer_appender<Char>>::value)> -FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, - const basic_format_specs<Char>& specs, - locale_ref loc) -> OutputIt { - return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, - loc); +FMT_CONSTEXPR FMT_NOINLINE auto +write_int_noinline(OutputIt out, write_int_arg<T> arg, const basic_format_specs<Char> &specs, locale_ref loc) + -> OutputIt +{ + return write_int(out, arg, specs, loc); +} +template < + typename Char, + typename OutputIt, + typename T, + FMT_ENABLE_IF( + is_integral<T>::value && !std::is_same<T, bool>::value && std::is_same<OutputIt, buffer_appender<Char>>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, const basic_format_specs<Char> &specs, locale_ref loc) + -> OutputIt +{ + return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, loc); } // An inlined version of write used in format string compilation. -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_integral<T>::value && - !std::is_same<T, bool>::value && - !std::is_same<OutputIt, buffer_appender<Char>>::value)> -FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, - const basic_format_specs<Char>& specs, - locale_ref loc) -> OutputIt { - return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); +template < + typename Char, + typename OutputIt, + typename T, + FMT_ENABLE_IF( + is_integral<T>::value && !std::is_same<T, bool>::value && + !std::is_same<OutputIt, buffer_appender<Char>>::value)> +FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, const basic_format_specs<Char> &specs, locale_ref loc) + -> OutputIt +{ + return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); } // An output iterator that counts the number of objects written to it and // discards them. -class counting_iterator { - private: - size_t count_; - - public: - using iterator_category = std::output_iterator_tag; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - FMT_UNCHECKED_ITERATOR(counting_iterator); - - struct value_type { - template <typename T> FMT_CONSTEXPR void operator=(const T&) {} - }; - - FMT_CONSTEXPR counting_iterator() : count_(0) {} - - FMT_CONSTEXPR size_t count() const { return count_; } - - FMT_CONSTEXPR counting_iterator& operator++() { - ++count_; - return *this; - } - FMT_CONSTEXPR counting_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } +class counting_iterator +{ +private: + size_t count_; + +public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type + { + template <typename T> + FMT_CONSTEXPR void operator=(const T &) + { + } + }; - FMT_CONSTEXPR friend counting_iterator operator+(counting_iterator it, - difference_type n) { - it.count_ += static_cast<size_t>(n); - return it; - } + FMT_CONSTEXPR counting_iterator() : count_(0) {} + + FMT_CONSTEXPR size_t count() const { return count_; } + + FMT_CONSTEXPR counting_iterator &operator++() + { + ++count_; + return *this; + } + FMT_CONSTEXPR counting_iterator operator++(int) + { + auto it = *this; + ++*this; + return it; + } + + FMT_CONSTEXPR friend counting_iterator operator+(counting_iterator it, difference_type n) + { + it.count_ += static_cast<size_t>(n); + return it; + } - FMT_CONSTEXPR value_type operator*() const { return {}; } + FMT_CONSTEXPR value_type operator*() const { return {}; } }; template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> s, - const basic_format_specs<Char>& specs) -> OutputIt { - auto data = s.data(); - auto size = s.size(); - if (specs.precision >= 0 && to_unsigned(specs.precision) < size) - size = code_point_index(s, to_unsigned(specs.precision)); - bool is_debug = specs.type == presentation_type::debug; - size_t width = 0; - if (specs.width != 0) { - if (is_debug) - width = write_escaped_string(counting_iterator{}, s).count(); - else - width = compute_width(basic_string_view<Char>(data, size)); - } - return write_padded(out, specs, size, width, - [=](reserve_iterator<OutputIt> it) { - if (is_debug) return write_escaped_string(it, s); - return copy_str<Char>(data, data + size, it); - }); +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> s, const basic_format_specs<Char> &specs) -> OutputIt +{ + auto data = s.data(); + auto size = s.size(); + if(specs.precision >= 0 && to_unsigned(specs.precision) < size) + size = code_point_index(s, to_unsigned(specs.precision)); + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + if(specs.width != 0) + { + if(is_debug) + width = write_escaped_string(counting_iterator{}, s).count(); + else + width = compute_width(basic_string_view<Char>(data, size)); + } + return write_padded( + out, + specs, + size, + width, + [=](reserve_iterator<OutputIt> it) + { + if(is_debug) + return write_escaped_string(it, s); + return copy_str<Char>(data, data + size, it); + }); } template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, - basic_string_view<type_identity_t<Char>> s, - const basic_format_specs<Char>& specs, locale_ref) - -> OutputIt { - check_string_type_spec(specs.type); - return write(out, s, specs); +FMT_CONSTEXPR auto +write(OutputIt out, basic_string_view<type_identity_t<Char>> s, const basic_format_specs<Char> &specs, locale_ref) + -> OutputIt +{ + check_string_type_spec(specs.type); + return write(out, s, specs); } template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, const Char* s, - const basic_format_specs<Char>& specs, locale_ref) - -> OutputIt { - return check_cstring_type_spec(specs.type) - ? write(out, basic_string_view<Char>(s), specs, {}) - : write_ptr<Char>(out, bit_cast<uintptr_t>(s), &specs); -} - -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_integral<T>::value && - !std::is_same<T, bool>::value && - !std::is_same<T, Char>::value)> -FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { - auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); - bool negative = is_negative(value); - // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. - if (negative) abs_value = ~abs_value + 1; - int num_digits = count_digits(abs_value); - auto size = (negative ? 1 : 0) + static_cast<size_t>(num_digits); - auto it = reserve(out, size); - if (auto ptr = to_pointer<Char>(it, size)) { - if (negative) *ptr++ = static_cast<Char>('-'); - format_decimal<Char>(ptr, abs_value, num_digits); - return out; - } - if (negative) *it++ = static_cast<Char>('-'); - it = format_decimal<Char>(it, abs_value, num_digits).end; - return base_iterator(out, it); +FMT_CONSTEXPR auto write(OutputIt out, const Char *s, const basic_format_specs<Char> &specs, locale_ref) -> OutputIt +{ + return check_cstring_type_spec(specs.type) ? write(out, basic_string_view<Char>(s), specs, {}) : + write_ptr<Char>(out, bit_cast<uintptr_t>(s), &specs); +} + +template < + typename Char, + typename OutputIt, + typename T, + FMT_ENABLE_IF(is_integral<T>::value && !std::is_same<T, bool>::value && !std::is_same<T, Char>::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt +{ + auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); + bool negative = is_negative(value); + // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. + if(negative) + abs_value = ~abs_value + 1; + int num_digits = count_digits(abs_value); + auto size = (negative ? 1 : 0) + static_cast<size_t>(num_digits); + auto it = reserve(out, size); + if(auto ptr = to_pointer<Char>(it, size)) + { + if(negative) + *ptr++ = static_cast<Char>('-'); + format_decimal<Char>(ptr, abs_value, num_digits); + return out; + } + if(negative) + *it++ = static_cast<Char>('-'); + it = format_decimal<Char>(it, abs_value, num_digits).end; + return base_iterator(out, it); } template <typename Char, typename OutputIt> -FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, - basic_format_specs<Char> specs, - const float_specs& fspecs) -> OutputIt { - auto str = - isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); - constexpr size_t str_size = 3; - auto sign = fspecs.sign; - auto size = str_size + (sign ? 1 : 0); - // Replace '0'-padding with space for non-finite values. - const bool is_zero_fill = - specs.fill.size() == 1 && *specs.fill.data() == static_cast<Char>('0'); - if (is_zero_fill) specs.fill[0] = static_cast<Char>(' '); - return write_padded(out, specs, size, [=](reserve_iterator<OutputIt> it) { - if (sign) *it++ = detail::sign<Char>(sign); - return copy_str<Char>(str, str + str_size, it); - }); +FMT_CONSTEXPR20 auto +write_nonfinite(OutputIt out, bool isnan, basic_format_specs<Char> specs, const float_specs &fspecs) -> OutputIt +{ + auto str = isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); + constexpr size_t str_size = 3; + auto sign = fspecs.sign; + auto size = str_size + (sign ? 1 : 0); + // Replace '0'-padding with space for non-finite values. + const bool is_zero_fill = specs.fill.size() == 1 && *specs.fill.data() == static_cast<Char>('0'); + if(is_zero_fill) + specs.fill[0] = static_cast<Char>(' '); + return write_padded( + out, + specs, + size, + [=](reserve_iterator<OutputIt> it) + { + if(sign) + *it++ = detail::sign<Char>(sign); + return copy_str<Char>(str, str + str_size, it); + }); } // A decimal floating-point number significand * pow(10, exp). -struct big_decimal_fp { - const char* significand; - int significand_size; - int exponent; +struct big_decimal_fp +{ + const char *significand; + int significand_size; + int exponent; }; -constexpr auto get_significand_size(const big_decimal_fp& f) -> int { - return f.significand_size; +constexpr auto get_significand_size(const big_decimal_fp &f) -> int +{ + return f.significand_size; } template <typename T> -inline auto get_significand_size(const dragonbox::decimal_fp<T>& f) -> int { - return count_digits(f.significand); +inline auto get_significand_size(const dragonbox::decimal_fp<T> &f) -> int +{ + return count_digits(f.significand); } template <typename Char, typename OutputIt> -constexpr auto write_significand(OutputIt out, const char* significand, - int significand_size) -> OutputIt { - return copy_str<Char>(significand, significand + significand_size, out); +constexpr auto write_significand(OutputIt out, const char *significand, int significand_size) -> OutputIt +{ + return copy_str<Char>(significand, significand + significand_size, out); } template <typename Char, typename OutputIt, typename UInt> -inline auto write_significand(OutputIt out, UInt significand, - int significand_size) -> OutputIt { - return format_decimal<Char>(out, significand, significand_size).end; +inline auto write_significand(OutputIt out, UInt significand, int significand_size) -> OutputIt +{ + return format_decimal<Char>(out, significand, significand_size).end; } template <typename Char, typename OutputIt, typename T, typename Grouping> -FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, - int significand_size, int exponent, - const Grouping& grouping) -> OutputIt { - if (!grouping.separator()) { - out = write_significand<Char>(out, significand, significand_size); - return detail::fill_n(out, exponent, static_cast<Char>('0')); - } - auto buffer = memory_buffer(); - write_significand<char>(appender(buffer), significand, significand_size); - detail::fill_n(appender(buffer), exponent, '0'); - return grouping.apply(out, string_view(buffer.data(), buffer.size())); -} - -template <typename Char, typename UInt, - FMT_ENABLE_IF(std::is_integral<UInt>::value)> -inline auto write_significand(Char* out, UInt significand, int significand_size, - int integral_size, Char decimal_point) -> Char* { - if (!decimal_point) - return format_decimal(out, significand, significand_size).end; - out += significand_size + 1; - Char* end = out; - int floating_size = significand_size - integral_size; - for (int i = floating_size / 2; i > 0; --i) { - out -= 2; - copy2(out, digits2(static_cast<std::size_t>(significand % 100))); - significand /= 100; - } - if (floating_size % 2 != 0) { - *--out = static_cast<Char>('0' + significand % 10); - significand /= 10; - } - *--out = decimal_point; - format_decimal(out - integral_size, significand, integral_size); - return end; -} - -template <typename OutputIt, typename UInt, typename Char, - FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<OutputIt>>::value)> -inline auto write_significand(OutputIt out, UInt significand, - int significand_size, int integral_size, - Char decimal_point) -> OutputIt { - // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. - Char buffer[digits10<UInt>() + 2]; - auto end = write_significand(buffer, significand, significand_size, - integral_size, decimal_point); - return detail::copy_str_noinline<Char>(buffer, end, out); +FMT_CONSTEXPR20 auto +write_significand(OutputIt out, T significand, int significand_size, int exponent, const Grouping &grouping) -> OutputIt +{ + if(!grouping.separator()) + { + out = write_significand<Char>(out, significand, significand_size); + return detail::fill_n(out, exponent, static_cast<Char>('0')); + } + auto buffer = memory_buffer(); + write_significand<char>(appender(buffer), significand, significand_size); + detail::fill_n(appender(buffer), exponent, '0'); + return grouping.apply(out, string_view(buffer.data(), buffer.size())); +} + +template <typename Char, typename UInt, FMT_ENABLE_IF(std::is_integral<UInt>::value)> +inline auto write_significand(Char *out, UInt significand, int significand_size, int integral_size, Char decimal_point) + -> Char * +{ + if(!decimal_point) + return format_decimal(out, significand, significand_size).end; + out += significand_size + 1; + Char *end = out; + int floating_size = significand_size - integral_size; + for(int i = floating_size / 2; i > 0; --i) + { + out -= 2; + copy2(out, digits2(static_cast<std::size_t>(significand % 100))); + significand /= 100; + } + if(floating_size % 2 != 0) + { + *--out = static_cast<Char>('0' + significand % 10); + significand /= 10; + } + *--out = decimal_point; + format_decimal(out - integral_size, significand, integral_size); + return end; +} + +template < + typename OutputIt, + typename UInt, + typename Char, + FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<OutputIt>>::value)> +inline auto +write_significand(OutputIt out, UInt significand, int significand_size, int integral_size, Char decimal_point) + -> OutputIt +{ + // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. + Char buffer[digits10<UInt>() + 2]; + auto end = write_significand(buffer, significand, significand_size, integral_size, decimal_point); + return detail::copy_str_noinline<Char>(buffer, end, out); } template <typename OutputIt, typename Char> -FMT_CONSTEXPR auto write_significand(OutputIt out, const char* significand, - int significand_size, int integral_size, - Char decimal_point) -> OutputIt { - out = detail::copy_str_noinline<Char>(significand, - significand + integral_size, out); - if (!decimal_point) return out; - *out++ = decimal_point; - return detail::copy_str_noinline<Char>(significand + integral_size, - significand + significand_size, out); +FMT_CONSTEXPR auto +write_significand(OutputIt out, const char *significand, int significand_size, int integral_size, Char decimal_point) + -> OutputIt +{ + out = detail::copy_str_noinline<Char>(significand, significand + integral_size, out); + if(!decimal_point) + return out; + *out++ = decimal_point; + return detail::copy_str_noinline<Char>(significand + integral_size, significand + significand_size, out); } template <typename OutputIt, typename Char, typename T, typename Grouping> -FMT_CONSTEXPR20 auto write_significand(OutputIt out, T significand, - int significand_size, int integral_size, - Char decimal_point, - const Grouping& grouping) -> OutputIt { - if (!grouping.separator()) { - return write_significand(out, significand, significand_size, integral_size, - decimal_point); - } - auto buffer = basic_memory_buffer<Char>(); - write_significand(buffer_appender<Char>(buffer), significand, - significand_size, integral_size, decimal_point); - grouping.apply( - out, basic_string_view<Char>(buffer.data(), to_unsigned(integral_size))); - return detail::copy_str_noinline<Char>(buffer.data() + integral_size, - buffer.end(), out); -} - -template <typename OutputIt, typename DecimalFP, typename Char, - typename Grouping = digit_grouping<Char>> -FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& f, - const basic_format_specs<Char>& specs, - float_specs fspecs, locale_ref loc) - -> OutputIt { - auto significand = f.significand; - int significand_size = get_significand_size(f); - const Char zero = static_cast<Char>('0'); - auto sign = fspecs.sign; - size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); - using iterator = reserve_iterator<OutputIt>; - - Char decimal_point = - fspecs.locale ? detail::decimal_point<Char>(loc) : static_cast<Char>('.'); - - int output_exp = f.exponent + significand_size - 1; - auto use_exp_format = [=]() { - if (fspecs.format == float_format::exp) return true; - if (fspecs.format != float_format::general) return false; - // Use the fixed notation if the exponent is in [exp_lower, exp_upper), - // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. - const int exp_lower = -4, exp_upper = 16; - return output_exp < exp_lower || - output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); - }; - if (use_exp_format()) { - int num_zeros = 0; - if (fspecs.showpoint) { - num_zeros = fspecs.precision - significand_size; - if (num_zeros < 0) num_zeros = 0; - size += to_unsigned(num_zeros); - } else if (significand_size == 1) { - decimal_point = Char(); - } - auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; - int exp_digits = 2; - if (abs_output_exp >= 100) exp_digits = abs_output_exp >= 1000 ? 4 : 3; - - size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); - char exp_char = fspecs.upper ? 'E' : 'e'; - auto write = [=](iterator it) { - if (sign) *it++ = detail::sign<Char>(sign); - // Insert a decimal point after the first digit and add an exponent. - it = write_significand(it, significand, significand_size, 1, - decimal_point); - if (num_zeros > 0) it = detail::fill_n(it, num_zeros, zero); - *it++ = static_cast<Char>(exp_char); - return write_exponent<Char>(output_exp, it); +FMT_CONSTEXPR20 auto write_significand( + OutputIt out, + T significand, + int significand_size, + int integral_size, + Char decimal_point, + const Grouping &grouping) -> OutputIt +{ + if(!grouping.separator()) + { + return write_significand(out, significand, significand_size, integral_size, decimal_point); + } + auto buffer = basic_memory_buffer<Char>(); + write_significand(buffer_appender<Char>(buffer), significand, significand_size, integral_size, decimal_point); + grouping.apply(out, basic_string_view<Char>(buffer.data(), to_unsigned(integral_size))); + return detail::copy_str_noinline<Char>(buffer.data() + integral_size, buffer.end(), out); +} + +template <typename OutputIt, typename DecimalFP, typename Char, typename Grouping = digit_grouping<Char>> +FMT_CONSTEXPR20 auto do_write_float( + OutputIt out, + const DecimalFP &f, + const basic_format_specs<Char> &specs, + float_specs fspecs, + locale_ref loc) -> OutputIt +{ + auto significand = f.significand; + int significand_size = get_significand_size(f); + const Char zero = static_cast<Char>('0'); + auto sign = fspecs.sign; + size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); + using iterator = reserve_iterator<OutputIt>; + + Char decimal_point = fspecs.locale ? detail::decimal_point<Char>(loc) : static_cast<Char>('.'); + + int output_exp = f.exponent + significand_size - 1; + auto use_exp_format = [=]() + { + if(fspecs.format == float_format::exp) + return true; + if(fspecs.format != float_format::general) + return false; + // Use the fixed notation if the exponent is in [exp_lower, exp_upper), + // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. + const int exp_lower = -4, exp_upper = 16; + return output_exp < exp_lower || output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); }; - return specs.width > 0 ? write_padded<align::right>(out, specs, size, write) - : base_iterator(out, write(reserve(out, size))); - } - - int exp = f.exponent + significand_size; - if (f.exponent >= 0) { - // 1234e5 -> 123400000[.0+] - size += to_unsigned(f.exponent); - int num_zeros = fspecs.precision - exp; - abort_fuzzing_if(num_zeros > 5000); - if (fspecs.showpoint) { - ++size; - if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 1; - if (num_zeros > 0) size += to_unsigned(num_zeros); - } - auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(exp)); - return write_padded<align::right>(out, specs, size, [&](iterator it) { - if (sign) *it++ = detail::sign<Char>(sign); - it = write_significand<Char>(it, significand, significand_size, - f.exponent, grouping); - if (!fspecs.showpoint) return it; - *it++ = decimal_point; - return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; - }); - } else if (exp > 0) { - // 1234e-2 -> 12.34[0+] - int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; - size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); - auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(significand_size)); - return write_padded<align::right>(out, specs, size, [&](iterator it) { - if (sign) *it++ = detail::sign<Char>(sign); - it = write_significand(it, significand, significand_size, exp, - decimal_point, grouping); - return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; - }); - } - // 1234e-6 -> 0.001234 - int num_zeros = -exp; - if (significand_size == 0 && fspecs.precision >= 0 && - fspecs.precision < num_zeros) { - num_zeros = fspecs.precision; - } - bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; - size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); - return write_padded<align::right>(out, specs, size, [&](iterator it) { - if (sign) *it++ = detail::sign<Char>(sign); - *it++ = zero; - if (!pointy) return it; - *it++ = decimal_point; - it = detail::fill_n(it, num_zeros, zero); - return write_significand<Char>(it, significand, significand_size); - }); -} - -template <typename Char> class fallback_digit_grouping { - public: - constexpr fallback_digit_grouping(locale_ref, bool) {} - - constexpr Char separator() const { return Char(); } - - constexpr int count_separators(int) const { return 0; } - - template <typename Out, typename C> - constexpr Out apply(Out out, basic_string_view<C>) const { - return out; - } + if(use_exp_format()) + { + int num_zeros = 0; + if(fspecs.showpoint) + { + num_zeros = fspecs.precision - significand_size; + if(num_zeros < 0) + num_zeros = 0; + size += to_unsigned(num_zeros); + } + else if(significand_size == 1) + { + decimal_point = Char(); + } + auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; + int exp_digits = 2; + if(abs_output_exp >= 100) + exp_digits = abs_output_exp >= 1000 ? 4 : 3; + + size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); + char exp_char = fspecs.upper ? 'E' : 'e'; + auto write = [=](iterator it) + { + if(sign) + *it++ = detail::sign<Char>(sign); + // Insert a decimal point after the first digit and add an exponent. + it = write_significand(it, significand, significand_size, 1, decimal_point); + if(num_zeros > 0) + it = detail::fill_n(it, num_zeros, zero); + *it++ = static_cast<Char>(exp_char); + return write_exponent<Char>(output_exp, it); + }; + return specs.width > 0 ? write_padded<align::right>(out, specs, size, write) : + base_iterator(out, write(reserve(out, size))); + } + + int exp = f.exponent + significand_size; + if(f.exponent >= 0) + { + // 1234e5 -> 123400000[.0+] + size += to_unsigned(f.exponent); + int num_zeros = fspecs.precision - exp; + abort_fuzzing_if(num_zeros > 5000); + if(fspecs.showpoint) + { + ++size; + if(num_zeros <= 0 && fspecs.format != float_format::fixed) + num_zeros = 1; + if(num_zeros > 0) + size += to_unsigned(num_zeros); + } + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(exp)); + return write_padded<align::right>( + out, + specs, + size, + [&](iterator it) + { + if(sign) + *it++ = detail::sign<Char>(sign); + it = write_significand<Char>(it, significand, significand_size, f.exponent, grouping); + if(!fspecs.showpoint) + return it; + *it++ = decimal_point; + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } + else if(exp > 0) + { + // 1234e-2 -> 12.34[0+] + int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; + size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); + auto grouping = Grouping(loc, fspecs.locale); + size += to_unsigned(grouping.count_separators(significand_size)); + return write_padded<align::right>( + out, + specs, + size, + [&](iterator it) + { + if(sign) + *it++ = detail::sign<Char>(sign); + it = write_significand(it, significand, significand_size, exp, decimal_point, grouping); + return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; + }); + } + // 1234e-6 -> 0.001234 + int num_zeros = -exp; + if(significand_size == 0 && fspecs.precision >= 0 && fspecs.precision < num_zeros) + { + num_zeros = fspecs.precision; + } + bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; + size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); + return write_padded<align::right>( + out, + specs, + size, + [&](iterator it) + { + if(sign) + *it++ = detail::sign<Char>(sign); + *it++ = zero; + if(!pointy) + return it; + *it++ = decimal_point; + it = detail::fill_n(it, num_zeros, zero); + return write_significand<Char>(it, significand, significand_size); + }); +} + +template <typename Char> +class fallback_digit_grouping +{ +public: + constexpr fallback_digit_grouping(locale_ref, bool) {} + + constexpr Char separator() const { return Char(); } + + constexpr int count_separators(int) const { return 0; } + + template <typename Out, typename C> + constexpr Out apply(Out out, basic_string_view<C>) const + { + return out; + } }; template <typename OutputIt, typename DecimalFP, typename Char> -FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& f, - const basic_format_specs<Char>& specs, - float_specs fspecs, locale_ref loc) - -> OutputIt { - if (is_constant_evaluated()) { - return do_write_float<OutputIt, DecimalFP, Char, - fallback_digit_grouping<Char>>(out, f, specs, fspecs, - loc); - } else { - return do_write_float(out, f, specs, fspecs, loc); - } +FMT_CONSTEXPR20 auto +write_float(OutputIt out, const DecimalFP &f, const basic_format_specs<Char> &specs, float_specs fspecs, locale_ref loc) + -> OutputIt +{ + if(is_constant_evaluated()) + { + return do_write_float<OutputIt, DecimalFP, Char, fallback_digit_grouping<Char>>(out, f, specs, fspecs, loc); + } + else + { + return do_write_float(out, f, specs, fspecs, loc); + } } -template <typename T> constexpr bool isnan(T value) { - return !(value >= value); // std::isnan doesn't support __float128. +template <typename T> +constexpr bool isnan(T value) +{ + return !(value >= value); // std::isnan doesn't support __float128. } template <typename T, typename Enable = void> -struct has_isfinite : std::false_type {}; +struct has_isfinite : std::false_type +{ +}; template <typename T> -struct has_isfinite<T, enable_if_t<sizeof(std::isfinite(T())) != 0>> - : std::true_type {}; - -template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value&& - has_isfinite<T>::value)> -FMT_CONSTEXPR20 bool isfinite(T value) { - constexpr T inf = T(std::numeric_limits<double>::infinity()); - if (is_constant_evaluated()) - return !detail::isnan(value) && value != inf && value != -inf; - return std::isfinite(value); +struct has_isfinite<T, enable_if_t<sizeof(std::isfinite(T())) != 0>> : std::true_type +{ +}; + +template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value &&has_isfinite<T>::value)> +FMT_CONSTEXPR20 bool isfinite(T value) +{ + constexpr T inf = T(std::numeric_limits<double>::infinity()); + if(is_constant_evaluated()) + return !detail::isnan(value) && value != inf && value != -inf; + return std::isfinite(value); } template <typename T, FMT_ENABLE_IF(!has_isfinite<T>::value)> -FMT_CONSTEXPR bool isfinite(T value) { - T inf = T(std::numeric_limits<double>::infinity()); - // std::isfinite doesn't support __float128. - return !detail::isnan(value) && value != inf && value != -inf; +FMT_CONSTEXPR bool isfinite(T value) +{ + T inf = T(std::numeric_limits<double>::infinity()); + // std::isfinite doesn't support __float128. + return !detail::isnan(value) && value != inf && value != -inf; } template <typename T, FMT_ENABLE_IF(is_floating_point<T>::value)> -FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { - if (is_constant_evaluated()) { +FMT_INLINE FMT_CONSTEXPR bool signbit(T value) +{ + if(is_constant_evaluated()) + { #ifdef __cpp_if_constexpr - if constexpr (std::numeric_limits<double>::is_iec559) { - auto bits = detail::bit_cast<uint64_t>(static_cast<double>(value)); - return (bits >> (num_bits<uint64_t>() - 1)) != 0; - } + if constexpr(std::numeric_limits<double>::is_iec559) + { + auto bits = detail::bit_cast<uint64_t>(static_cast<double>(value)); + return (bits >> (num_bits<uint64_t>() - 1)) != 0; + } #endif - } - return std::signbit(static_cast<double>(value)); + } + return std::signbit(static_cast<double>(value)); } -enum class round_direction { unknown, up, down }; +enum class round_direction +{ + unknown, + up, + down +}; // Given the divisor (normally a power of 10), the remainder = v % divisor for // some number v and the error, returns whether v should be rounded up, down, or // whether the rounding direction can't be determined due to error. // error should be less than divisor / 2. -FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor, - uint64_t remainder, - uint64_t error) { - FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. - FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. - FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. - // Round down if (remainder + error) * 2 <= divisor. - if (remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) - return round_direction::down; - // Round up if (remainder - error) * 2 >= divisor. - if (remainder >= error && - remainder - error >= divisor - (remainder - error)) { - return round_direction::up; - } - return round_direction::unknown; -} - -namespace digits { -enum result { - more, // Generate more digits. - done, // Done generating digits. - error // Digit generation cancelled due to an error. +FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor, uint64_t remainder, uint64_t error) +{ + FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. + FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. + FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. + // Round down if (remainder + error) * 2 <= divisor. + if(remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) + return round_direction::down; + // Round up if (remainder - error) * 2 >= divisor. + if(remainder >= error && remainder - error >= divisor - (remainder - error)) + { + return round_direction::up; + } + return round_direction::unknown; +} + +namespace digits +{ +enum result +{ + more, // Generate more digits. + done, // Done generating digits. + error // Digit generation cancelled due to an error. }; } -struct gen_digits_handler { - char* buf; - int size; - int precision; - int exp10; - bool fixed; - - FMT_CONSTEXPR digits::result on_digit(char digit, uint64_t divisor, - uint64_t remainder, uint64_t error, - bool integral) { - FMT_ASSERT(remainder < divisor, ""); - buf[size++] = digit; - if (!integral && error >= remainder) return digits::error; - if (size < precision) return digits::more; - if (!integral) { - // Check if error * 2 < divisor with overflow prevention. - // The check is not needed for the integral part because error = 1 - // and divisor > (1 << 32) there. - if (error >= divisor || error >= divisor - error) return digits::error; - } else { - FMT_ASSERT(error == 1 && divisor > 2, ""); - } - auto dir = get_round_direction(divisor, remainder, error); - if (dir != round_direction::up) - return dir == round_direction::down ? digits::done : digits::error; - ++buf[size - 1]; - for (int i = size - 1; i > 0 && buf[i] > '9'; --i) { - buf[i] = '0'; - ++buf[i - 1]; - } - if (buf[0] > '9') { - buf[0] = '1'; - if (fixed) - buf[size++] = '0'; - else - ++exp10; - } - return digits::done; - } +struct gen_digits_handler +{ + char *buf; + int size; + int precision; + int exp10; + bool fixed; + + FMT_CONSTEXPR digits::result + on_digit(char digit, uint64_t divisor, uint64_t remainder, uint64_t error, bool integral) + { + FMT_ASSERT(remainder < divisor, ""); + buf[size++] = digit; + if(!integral && error >= remainder) + return digits::error; + if(size < precision) + return digits::more; + if(!integral) + { + // Check if error * 2 < divisor with overflow prevention. + // The check is not needed for the integral part because error = 1 + // and divisor > (1 << 32) there. + if(error >= divisor || error >= divisor - error) + return digits::error; + } + else + { + FMT_ASSERT(error == 1 && divisor > 2, ""); + } + auto dir = get_round_direction(divisor, remainder, error); + if(dir != round_direction::up) + return dir == round_direction::down ? digits::done : digits::error; + ++buf[size - 1]; + for(int i = size - 1; i > 0 && buf[i] > '9'; --i) + { + buf[i] = '0'; + ++buf[i - 1]; + } + if(buf[0] > '9') + { + buf[0] = '1'; + if(fixed) + buf[size++] = '0'; + else + ++exp10; + } + return digits::done; + } }; -inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) { - // Adjust fixed precision by exponent because it is relative to decimal - // point. - if (exp10 > 0 && precision > max_value<int>() - exp10) - FMT_THROW(format_error("number is too big")); - precision += exp10; +inline FMT_CONSTEXPR20 void adjust_precision(int &precision, int exp10) +{ + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if(exp10 > 0 && precision > max_value<int>() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; } // Generates output using the Grisu digit-gen algorithm. // error: the size of the region (lower, upper) outside of which numbers // definitely do not round to value (Delta in Grisu3). -FMT_INLINE FMT_CONSTEXPR20 auto grisu_gen_digits(fp value, uint64_t error, - int& exp, - gen_digits_handler& handler) - -> digits::result { - const fp one(1ULL << -value.e, value.e); - // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be - // zero because it contains a product of two 64-bit numbers with MSB set (due - // to normalization) - 1, shifted right by at most 60 bits. - auto integral = static_cast<uint32_t>(value.f >> -one.e); - FMT_ASSERT(integral != 0, ""); - FMT_ASSERT(integral == value.f >> -one.e, ""); - // The fractional part of scaled value (p2 in Grisu) c = value % one. - uint64_t fractional = value.f & (one.f - 1); - exp = count_digits(integral); // kappa in Grisu. - // Non-fixed formats require at least one digit and no precision adjustment. - if (handler.fixed) { - adjust_precision(handler.precision, exp + handler.exp10); - // Check if precision is satisfied just by leading zeros, e.g. - // format("{:.2f}", 0.001) gives "0.00" without generating any digits. - if (handler.precision <= 0) { - if (handler.precision < 0) return digits::done; - // Divide by 10 to prevent overflow. - uint64_t divisor = data::power_of_10_64[exp - 1] << -one.e; - auto dir = get_round_direction(divisor, value.f / 10, error * 10); - if (dir == round_direction::unknown) return digits::error; - handler.buf[handler.size++] = dir == round_direction::up ? '1' : '0'; - return digits::done; - } - } - // Generate digits for the integral part. This can produce up to 10 digits. - do { - uint32_t digit = 0; - auto divmod_integral = [&](uint32_t divisor) { - digit = integral / divisor; - integral %= divisor; - }; - // This optimization by Milo Yip reduces the number of integer divisions by - // one per iteration. - switch (exp) { - case 10: - divmod_integral(1000000000); - break; - case 9: - divmod_integral(100000000); - break; - case 8: - divmod_integral(10000000); - break; - case 7: - divmod_integral(1000000); - break; - case 6: - divmod_integral(100000); - break; - case 5: - divmod_integral(10000); - break; - case 4: - divmod_integral(1000); - break; - case 3: - divmod_integral(100); - break; - case 2: - divmod_integral(10); - break; - case 1: - digit = integral; - integral = 0; - break; - default: - FMT_ASSERT(false, "invalid number of digits"); - } - --exp; - auto remainder = (static_cast<uint64_t>(integral) << -one.e) + fractional; - auto result = handler.on_digit(static_cast<char>('0' + digit), - data::power_of_10_64[exp] << -one.e, - remainder, error, true); - if (result != digits::more) return result; - } while (exp > 0); - // Generate digits for the fractional part. - for (;;) { - fractional *= 10; - error *= 10; - char digit = static_cast<char>('0' + (fractional >> -one.e)); - fractional &= one.f - 1; - --exp; - auto result = handler.on_digit(digit, one.f, fractional, error, false); - if (result != digits::more) return result; - } -} - -class bigint { - private: - // A bigint is stored as an array of bigits (big digits), with bigit at index - // 0 being the least significant one. - using bigit = uint32_t; - using double_bigit = uint64_t; - enum { bigits_capacity = 32 }; - basic_memory_buffer<bigit, bigits_capacity> bigits_; - int exp_; - - FMT_CONSTEXPR20 bigit operator[](int index) const { - return bigits_[to_unsigned(index)]; - } - FMT_CONSTEXPR20 bigit& operator[](int index) { - return bigits_[to_unsigned(index)]; - } - - static constexpr const int bigit_bits = num_bits<bigit>(); - - friend struct formatter<bigint>; - - FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit& borrow) { - auto result = static_cast<double_bigit>((*this)[index]) - other - borrow; - (*this)[index] = static_cast<bigit>(result); - borrow = static_cast<bigit>(result >> (bigit_bits * 2 - 1)); - } - - FMT_CONSTEXPR20 void remove_leading_zeros() { - int num_bigits = static_cast<int>(bigits_.size()) - 1; - while (num_bigits > 0 && (*this)[num_bigits] == 0) --num_bigits; - bigits_.resize(to_unsigned(num_bigits + 1)); - } - - // Computes *this -= other assuming aligned bigints and *this >= other. - FMT_CONSTEXPR20 void subtract_aligned(const bigint& other) { - FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); - FMT_ASSERT(compare(*this, other) >= 0, ""); - bigit borrow = 0; - int i = other.exp_ - exp_; - for (size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) - subtract_bigits(i, other.bigits_[j], borrow); - while (borrow > 0) subtract_bigits(i, 0, borrow); - remove_leading_zeros(); - } - - FMT_CONSTEXPR20 void multiply(uint32_t value) { - const double_bigit wide_value = value; - bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - double_bigit result = bigits_[i] * wide_value + carry; - bigits_[i] = static_cast<bigit>(result); - carry = static_cast<bigit>(result >> bigit_bits); - } - if (carry != 0) bigits_.push_back(carry); - } - - template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || - std::is_same<UInt, uint128_t>::value)> - FMT_CONSTEXPR20 void multiply(UInt value) { - using half_uint = - conditional_t<std::is_same<UInt, uint128_t>::value, uint64_t, uint32_t>; - const int shift = num_bits<half_uint>() - bigit_bits; - const UInt lower = static_cast<half_uint>(value); - const UInt upper = value >> num_bits<half_uint>(); - UInt carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - UInt result = lower * bigits_[i] + static_cast<bigit>(carry); - carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + - (carry >> bigit_bits); - bigits_[i] = static_cast<bigit>(result); - } - while (carry != 0) { - bigits_.push_back(static_cast<bigit>(carry)); - carry >>= bigit_bits; - } - } - - template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || - std::is_same<UInt, uint128_t>::value)> - FMT_CONSTEXPR20 void assign(UInt n) { - size_t num_bigits = 0; - do { - bigits_[num_bigits++] = static_cast<bigit>(n); - n >>= bigit_bits; - } while (n != 0); - bigits_.resize(num_bigits); - exp_ = 0; - } - - public: - FMT_CONSTEXPR20 bigint() : exp_(0) {} - explicit bigint(uint64_t n) { assign(n); } - - bigint(const bigint&) = delete; - void operator=(const bigint&) = delete; - - FMT_CONSTEXPR20 void assign(const bigint& other) { - auto size = other.bigits_.size(); - bigits_.resize(size); - auto data = other.bigits_.data(); - std::copy(data, data + size, make_checked(bigits_.data(), size)); - exp_ = other.exp_; - } - - template <typename Int> FMT_CONSTEXPR20 void operator=(Int n) { - FMT_ASSERT(n > 0, ""); - assign(uint64_or_128_t<Int>(n)); - } - - FMT_CONSTEXPR20 int num_bigits() const { - return static_cast<int>(bigits_.size()) + exp_; - } - - FMT_NOINLINE FMT_CONSTEXPR20 bigint& operator<<=(int shift) { - FMT_ASSERT(shift >= 0, ""); - exp_ += shift / bigit_bits; - shift %= bigit_bits; - if (shift == 0) return *this; - bigit carry = 0; - for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - bigit c = bigits_[i] >> (bigit_bits - shift); - bigits_[i] = (bigits_[i] << shift) + carry; - carry = c; - } - if (carry != 0) bigits_.push_back(carry); - return *this; - } - - template <typename Int> FMT_CONSTEXPR20 bigint& operator*=(Int value) { - FMT_ASSERT(value > 0, ""); - multiply(uint32_or_64_or_128_t<Int>(value)); - return *this; - } - - friend FMT_CONSTEXPR20 int compare(const bigint& lhs, const bigint& rhs) { - int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); - if (num_lhs_bigits != num_rhs_bigits) - return num_lhs_bigits > num_rhs_bigits ? 1 : -1; - int i = static_cast<int>(lhs.bigits_.size()) - 1; - int j = static_cast<int>(rhs.bigits_.size()) - 1; - int end = i - j; - if (end < 0) end = 0; - for (; i >= end; --i, --j) { - bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; - if (lhs_bigit != rhs_bigit) return lhs_bigit > rhs_bigit ? 1 : -1; - } - if (i != j) return i > j ? 1 : -1; - return 0; - } - - // Returns compare(lhs1 + lhs2, rhs). - friend FMT_CONSTEXPR20 int add_compare(const bigint& lhs1, const bigint& lhs2, - const bigint& rhs) { - auto minimum = [](int a, int b) { return a < b ? a : b; }; - auto maximum = [](int a, int b) { return a > b ? a : b; }; - int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); - int num_rhs_bigits = rhs.num_bigits(); - if (max_lhs_bigits + 1 < num_rhs_bigits) return -1; - if (max_lhs_bigits > num_rhs_bigits) return 1; - auto get_bigit = [](const bigint& n, int i) -> bigit { - return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; +FMT_INLINE FMT_CONSTEXPR20 auto grisu_gen_digits(fp value, uint64_t error, int &exp, gen_digits_handler &handler) + -> digits::result +{ + const fp one(1ULL << -value.e, value.e); + // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be + // zero because it contains a product of two 64-bit numbers with MSB set (due + // to normalization) - 1, shifted right by at most 60 bits. + auto integral = static_cast<uint32_t>(value.f >> -one.e); + FMT_ASSERT(integral != 0, ""); + FMT_ASSERT(integral == value.f >> -one.e, ""); + // The fractional part of scaled value (p2 in Grisu) c = value % one. + uint64_t fractional = value.f & (one.f - 1); + exp = count_digits(integral); // kappa in Grisu. + // Non-fixed formats require at least one digit and no precision adjustment. + if(handler.fixed) + { + adjust_precision(handler.precision, exp + handler.exp10); + // Check if precision is satisfied just by leading zeros, e.g. + // format("{:.2f}", 0.001) gives "0.00" without generating any digits. + if(handler.precision <= 0) + { + if(handler.precision < 0) + return digits::done; + // Divide by 10 to prevent overflow. + uint64_t divisor = data::power_of_10_64[exp - 1] << -one.e; + auto dir = get_round_direction(divisor, value.f / 10, error * 10); + if(dir == round_direction::unknown) + return digits::error; + handler.buf[handler.size++] = dir == round_direction::up ? '1' : '0'; + return digits::done; + } + } + // Generate digits for the integral part. This can produce up to 10 digits. + do + { + uint32_t digit = 0; + auto divmod_integral = [&](uint32_t divisor) + { + digit = integral / divisor; + integral %= divisor; + }; + // This optimization by Milo Yip reduces the number of integer divisions by + // one per iteration. + switch(exp) + { + case 10: + divmod_integral(1000000000); + break; + case 9: + divmod_integral(100000000); + break; + case 8: + divmod_integral(10000000); + break; + case 7: + divmod_integral(1000000); + break; + case 6: + divmod_integral(100000); + break; + case 5: + divmod_integral(10000); + break; + case 4: + divmod_integral(1000); + break; + case 3: + divmod_integral(100); + break; + case 2: + divmod_integral(10); + break; + case 1: + digit = integral; + integral = 0; + break; + default: + FMT_ASSERT(false, "invalid number of digits"); + } + --exp; + auto remainder = (static_cast<uint64_t>(integral) << -one.e) + fractional; + auto result = handler.on_digit( + static_cast<char>('0' + digit), data::power_of_10_64[exp] << -one.e, remainder, error, true); + if(result != digits::more) + return result; + } while(exp > 0); + // Generate digits for the fractional part. + for(;;) + { + fractional *= 10; + error *= 10; + char digit = static_cast<char>('0' + (fractional >> -one.e)); + fractional &= one.f - 1; + --exp; + auto result = handler.on_digit(digit, one.f, fractional, error, false); + if(result != digits::more) + return result; + } +} + +class bigint +{ +private: + // A bigint is stored as an array of bigits (big digits), with bigit at index + // 0 being the least significant one. + using bigit = uint32_t; + using double_bigit = uint64_t; + enum + { + bigits_capacity = 32 }; - double_bigit borrow = 0; - int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); - for (int i = num_rhs_bigits - 1; i >= min_exp; --i) { - double_bigit sum = - static_cast<double_bigit>(get_bigit(lhs1, i)) + get_bigit(lhs2, i); - bigit rhs_bigit = get_bigit(rhs, i); - if (sum > rhs_bigit + borrow) return 1; - borrow = rhs_bigit + borrow - sum; - if (borrow > 1) return -1; - borrow <<= bigit_bits; - } - return borrow != 0 ? -1 : 0; - } - - // Assigns pow(10, exp) to this bigint. - FMT_CONSTEXPR20 void assign_pow10(int exp) { - FMT_ASSERT(exp >= 0, ""); - if (exp == 0) return *this = 1; - // Find the top bit. - int bitmask = 1; - while (exp >= bitmask) bitmask <<= 1; - bitmask >>= 1; - // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by - // repeated squaring and multiplication. - *this = 5; - bitmask >>= 1; - while (bitmask != 0) { - square(); - if ((exp & bitmask) != 0) *this *= 5; - bitmask >>= 1; - } - *this <<= exp; // Multiply by pow(2, exp) by shifting. - } - - FMT_CONSTEXPR20 void square() { - int num_bigits = static_cast<int>(bigits_.size()); - int num_result_bigits = 2 * num_bigits; - basic_memory_buffer<bigit, bigits_capacity> n(std::move(bigits_)); - bigits_.resize(to_unsigned(num_result_bigits)); - auto sum = uint128_t(); - for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { - // Compute bigit at position bigit_index of the result by adding - // cross-product terms n[i] * n[j] such that i + j == bigit_index. - for (int i = 0, j = bigit_index; j >= 0; ++i, --j) { - // Most terms are multiplied twice which can be optimized in the future. - sum += static_cast<double_bigit>(n[i]) * n[j]; - } - (*this)[bigit_index] = static_cast<bigit>(sum); - sum >>= num_bits<bigit>(); // Compute the carry. - } - // Do the same for the top half. - for (int bigit_index = num_bigits; bigit_index < num_result_bigits; - ++bigit_index) { - for (int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) - sum += static_cast<double_bigit>(n[i++]) * n[j--]; - (*this)[bigit_index] = static_cast<bigit>(sum); - sum >>= num_bits<bigit>(); - } - remove_leading_zeros(); - exp_ *= 2; - } - - // If this bigint has a bigger exponent than other, adds trailing zero to make - // exponents equal. This simplifies some operations such as subtraction. - FMT_CONSTEXPR20 void align(const bigint& other) { - int exp_difference = exp_ - other.exp_; - if (exp_difference <= 0) return; - int num_bigits = static_cast<int>(bigits_.size()); - bigits_.resize(to_unsigned(num_bigits + exp_difference)); - for (int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) - bigits_[j] = bigits_[i]; - std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); - exp_ -= exp_difference; - } - - // Divides this bignum by divisor, assigning the remainder to this and - // returning the quotient. - FMT_CONSTEXPR20 int divmod_assign(const bigint& divisor) { - FMT_ASSERT(this != &divisor, ""); - if (compare(*this, divisor) < 0) return 0; - FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); - align(divisor); - int quotient = 0; - do { - subtract_aligned(divisor); - ++quotient; - } while (compare(*this, divisor) >= 0); - return quotient; - } + basic_memory_buffer<bigit, bigits_capacity> bigits_; + int exp_; + + FMT_CONSTEXPR20 bigit operator[](int index) const { return bigits_[to_unsigned(index)]; } + FMT_CONSTEXPR20 bigit &operator[](int index) { return bigits_[to_unsigned(index)]; } + + static constexpr const int bigit_bits = num_bits<bigit>(); + + friend struct formatter<bigint>; + + FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit &borrow) + { + auto result = static_cast<double_bigit>((*this)[index]) - other - borrow; + (*this)[index] = static_cast<bigit>(result); + borrow = static_cast<bigit>(result >> (bigit_bits * 2 - 1)); + } + + FMT_CONSTEXPR20 void remove_leading_zeros() + { + int num_bigits = static_cast<int>(bigits_.size()) - 1; + while(num_bigits > 0 && (*this)[num_bigits] == 0) + --num_bigits; + bigits_.resize(to_unsigned(num_bigits + 1)); + } + + // Computes *this -= other assuming aligned bigints and *this >= other. + FMT_CONSTEXPR20 void subtract_aligned(const bigint &other) + { + FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); + FMT_ASSERT(compare(*this, other) >= 0, ""); + bigit borrow = 0; + int i = other.exp_ - exp_; + for(size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) + subtract_bigits(i, other.bigits_[j], borrow); + while(borrow > 0) + subtract_bigits(i, 0, borrow); + remove_leading_zeros(); + } + + FMT_CONSTEXPR20 void multiply(uint32_t value) + { + const double_bigit wide_value = value; + bigit carry = 0; + for(size_t i = 0, n = bigits_.size(); i < n; ++i) + { + double_bigit result = bigits_[i] * wide_value + carry; + bigits_[i] = static_cast<bigit>(result); + carry = static_cast<bigit>(result >> bigit_bits); + } + if(carry != 0) + bigits_.push_back(carry); + } + + template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || std::is_same<UInt, uint128_t>::value)> + FMT_CONSTEXPR20 void multiply(UInt value) + { + using half_uint = conditional_t<std::is_same<UInt, uint128_t>::value, uint64_t, uint32_t>; + const int shift = num_bits<half_uint>() - bigit_bits; + const UInt lower = static_cast<half_uint>(value); + const UInt upper = value >> num_bits<half_uint>(); + UInt carry = 0; + for(size_t i = 0, n = bigits_.size(); i < n; ++i) + { + UInt result = lower * bigits_[i] + static_cast<bigit>(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + (carry >> bigit_bits); + bigits_[i] = static_cast<bigit>(result); + } + while(carry != 0) + { + bigits_.push_back(static_cast<bigit>(carry)); + carry >>= bigit_bits; + } + } + + template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || std::is_same<UInt, uint128_t>::value)> + FMT_CONSTEXPR20 void assign(UInt n) + { + size_t num_bigits = 0; + do + { + bigits_[num_bigits++] = static_cast<bigit>(n); + n >>= bigit_bits; + } while(n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + +public: + FMT_CONSTEXPR20 bigint() : exp_(0) {} + explicit bigint(uint64_t n) { assign(n); } + + bigint(const bigint &) = delete; + void operator=(const bigint &) = delete; + + FMT_CONSTEXPR20 void assign(const bigint &other) + { + auto size = other.bigits_.size(); + bigits_.resize(size); + auto data = other.bigits_.data(); + std::copy(data, data + size, make_checked(bigits_.data(), size)); + exp_ = other.exp_; + } + + template <typename Int> + FMT_CONSTEXPR20 void operator=(Int n) + { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t<Int>(n)); + } + + FMT_CONSTEXPR20 int num_bigits() const { return static_cast<int>(bigits_.size()) + exp_; } + + FMT_NOINLINE FMT_CONSTEXPR20 bigint &operator<<=(int shift) + { + FMT_ASSERT(shift >= 0, ""); + exp_ += shift / bigit_bits; + shift %= bigit_bits; + if(shift == 0) + return *this; + bigit carry = 0; + for(size_t i = 0, n = bigits_.size(); i < n; ++i) + { + bigit c = bigits_[i] >> (bigit_bits - shift); + bigits_[i] = (bigits_[i] << shift) + carry; + carry = c; + } + if(carry != 0) + bigits_.push_back(carry); + return *this; + } + + template <typename Int> + FMT_CONSTEXPR20 bigint &operator*=(Int value) + { + FMT_ASSERT(value > 0, ""); + multiply(uint32_or_64_or_128_t<Int>(value)); + return *this; + } + + friend FMT_CONSTEXPR20 int compare(const bigint &lhs, const bigint &rhs) + { + int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); + if(num_lhs_bigits != num_rhs_bigits) + return num_lhs_bigits > num_rhs_bigits ? 1 : -1; + int i = static_cast<int>(lhs.bigits_.size()) - 1; + int j = static_cast<int>(rhs.bigits_.size()) - 1; + int end = i - j; + if(end < 0) + end = 0; + for(; i >= end; --i, --j) + { + bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; + if(lhs_bigit != rhs_bigit) + return lhs_bigit > rhs_bigit ? 1 : -1; + } + if(i != j) + return i > j ? 1 : -1; + return 0; + } + + // Returns compare(lhs1 + lhs2, rhs). + friend FMT_CONSTEXPR20 int add_compare(const bigint &lhs1, const bigint &lhs2, const bigint &rhs) + { + auto minimum = [](int a, int b) { return a < b ? a : b; }; + auto maximum = [](int a, int b) { return a > b ? a : b; }; + int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); + int num_rhs_bigits = rhs.num_bigits(); + if(max_lhs_bigits + 1 < num_rhs_bigits) + return -1; + if(max_lhs_bigits > num_rhs_bigits) + return 1; + auto get_bigit = [](const bigint &n, int i) -> bigit + { return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; }; + double_bigit borrow = 0; + int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); + for(int i = num_rhs_bigits - 1; i >= min_exp; --i) + { + double_bigit sum = static_cast<double_bigit>(get_bigit(lhs1, i)) + get_bigit(lhs2, i); + bigit rhs_bigit = get_bigit(rhs, i); + if(sum > rhs_bigit + borrow) + return 1; + borrow = rhs_bigit + borrow - sum; + if(borrow > 1) + return -1; + borrow <<= bigit_bits; + } + return borrow != 0 ? -1 : 0; + } + + // Assigns pow(10, exp) to this bigint. + FMT_CONSTEXPR20 void assign_pow10(int exp) + { + FMT_ASSERT(exp >= 0, ""); + if(exp == 0) + return *this = 1; + // Find the top bit. + int bitmask = 1; + while(exp >= bitmask) + bitmask <<= 1; + bitmask >>= 1; + // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by + // repeated squaring and multiplication. + *this = 5; + bitmask >>= 1; + while(bitmask != 0) + { + square(); + if((exp & bitmask) != 0) + *this *= 5; + bitmask >>= 1; + } + *this <<= exp; // Multiply by pow(2, exp) by shifting. + } + + FMT_CONSTEXPR20 void square() + { + int num_bigits = static_cast<int>(bigits_.size()); + int num_result_bigits = 2 * num_bigits; + basic_memory_buffer<bigit, bigits_capacity> n(std::move(bigits_)); + bigits_.resize(to_unsigned(num_result_bigits)); + auto sum = uint128_t(); + for(int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) + { + // Compute bigit at position bigit_index of the result by adding + // cross-product terms n[i] * n[j] such that i + j == bigit_index. + for(int i = 0, j = bigit_index; j >= 0; ++i, --j) + { + // Most terms are multiplied twice which can be optimized in the future. + sum += static_cast<double_bigit>(n[i]) * n[j]; + } + (*this)[bigit_index] = static_cast<bigit>(sum); + sum >>= num_bits<bigit>(); // Compute the carry. + } + // Do the same for the top half. + for(int bigit_index = num_bigits; bigit_index < num_result_bigits; ++bigit_index) + { + for(int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) + sum += static_cast<double_bigit>(n[i++]) * n[j--]; + (*this)[bigit_index] = static_cast<bigit>(sum); + sum >>= num_bits<bigit>(); + } + remove_leading_zeros(); + exp_ *= 2; + } + + // If this bigint has a bigger exponent than other, adds trailing zero to make + // exponents equal. This simplifies some operations such as subtraction. + FMT_CONSTEXPR20 void align(const bigint &other) + { + int exp_difference = exp_ - other.exp_; + if(exp_difference <= 0) + return; + int num_bigits = static_cast<int>(bigits_.size()); + bigits_.resize(to_unsigned(num_bigits + exp_difference)); + for(int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) + bigits_[j] = bigits_[i]; + std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); + exp_ -= exp_difference; + } + + // Divides this bignum by divisor, assigning the remainder to this and + // returning the quotient. + FMT_CONSTEXPR20 int divmod_assign(const bigint &divisor) + { + FMT_ASSERT(this != &divisor, ""); + if(compare(*this, divisor) < 0) + return 0; + FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); + align(divisor); + int quotient = 0; + do + { + subtract_aligned(divisor); + ++quotient; + } while(compare(*this, divisor) >= 0); + return quotient; + } }; // format_dragon flags. -enum dragon { - predecessor_closer = 1, - fixup = 2, // Run fixup to correct exp10 which can be off by one. - fixed = 4, +enum dragon +{ + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, }; // Formats a floating-point number using a variation of the Fixed-Precision // Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: // https://fmt.dev/papers/p372-steele.pdf. -FMT_CONSTEXPR20 inline void format_dragon(basic_fp<uint128_t> value, - unsigned flags, int num_digits, - buffer<char>& buf, int& exp10) { - bigint numerator; // 2 * R in (FPP)^2. - bigint denominator; // 2 * S in (FPP)^2. - // lower and upper are differences between value and corresponding boundaries. - bigint lower; // (M^- in (FPP)^2). - bigint upper_store; // upper's value if different from lower. - bigint* upper = nullptr; // (M^+ in (FPP)^2). - // Shift numerator and denominator by an extra bit or two (if lower boundary - // is closer) to make lower and upper integers. This eliminates multiplication - // by 2 during later computations. - bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; - int shift = is_predecessor_closer ? 2 : 1; - if (value.e >= 0) { - numerator = value.f; - numerator <<= value.e + shift; - lower = 1; - lower <<= value.e; - if (is_predecessor_closer) { - upper_store = 1; - upper_store <<= value.e + 1; - upper = &upper_store; - } - denominator.assign_pow10(exp10); - denominator <<= shift; - } else if (exp10 < 0) { - numerator.assign_pow10(-exp10); - lower.assign(numerator); - if (is_predecessor_closer) { - upper_store.assign(numerator); - upper_store <<= 1; - upper = &upper_store; - } - numerator *= value.f; - numerator <<= shift; - denominator = 1; - denominator <<= shift - value.e; - } else { - numerator = value.f; - numerator <<= shift; - denominator.assign_pow10(exp10); - denominator <<= shift - value.e; - lower = 1; - if (is_predecessor_closer) { - upper_store = 1ULL << 1; - upper = &upper_store; - } - } - int even = static_cast<int>((value.f & 1) == 0); - if (!upper) upper = &lower; - if ((flags & dragon::fixup) != 0) { - if (add_compare(numerator, *upper, denominator) + even <= 0) { - --exp10; - numerator *= 10; - if (num_digits < 0) { - lower *= 10; - if (upper != &lower) *upper *= 10; - } - } - if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1); - } - // Invariant: value == (numerator / denominator) * pow(10, exp10). - if (num_digits < 0) { - // Generate the shortest representation. - num_digits = 0; - char* data = buf.data(); - for (;;) { - int digit = numerator.divmod_assign(denominator); - bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. - // numerator + upper >[=] pow10: - bool high = add_compare(numerator, *upper, denominator) + even > 0; - data[num_digits++] = static_cast<char>('0' + digit); - if (low || high) { - if (!low) { - ++data[num_digits - 1]; - } else if (high) { - int result = add_compare(numerator, numerator, denominator); - // Round half to even. - if (result > 0 || (result == 0 && (digit % 2) != 0)) - ++data[num_digits - 1]; +FMT_CONSTEXPR20 inline void +format_dragon(basic_fp<uint128_t> value, unsigned flags, int num_digits, buffer<char> &buf, int &exp10) +{ + bigint numerator; // 2 * R in (FPP)^2. + bigint denominator; // 2 * S in (FPP)^2. + // lower and upper are differences between value and corresponding boundaries. + bigint lower; // (M^- in (FPP)^2). + bigint upper_store; // upper's value if different from lower. + bigint *upper = nullptr; // (M^+ in (FPP)^2). + // Shift numerator and denominator by an extra bit or two (if lower boundary + // is closer) to make lower and upper integers. This eliminates multiplication + // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; + int shift = is_predecessor_closer ? 2 : 1; + if(value.e >= 0) + { + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; + lower <<= value.e; + if(is_predecessor_closer) + { + upper_store = 1; + upper_store <<= value.e + 1; + upper = &upper_store; + } + denominator.assign_pow10(exp10); + denominator <<= shift; + } + else if(exp10 < 0) + { + numerator.assign_pow10(-exp10); + lower.assign(numerator); + if(is_predecessor_closer) + { + upper_store.assign(numerator); + upper_store <<= 1; + upper = &upper_store; + } + numerator *= value.f; + numerator <<= shift; + denominator = 1; + denominator <<= shift - value.e; + } + else + { + numerator = value.f; + numerator <<= shift; + denominator.assign_pow10(exp10); + denominator <<= shift - value.e; + lower = 1; + if(is_predecessor_closer) + { + upper_store = 1ULL << 1; + upper = &upper_store; + } + } + int even = static_cast<int>((value.f & 1) == 0); + if(!upper) + upper = &lower; + if((flags & dragon::fixup) != 0) + { + if(add_compare(numerator, *upper, denominator) + even <= 0) + { + --exp10; + numerator *= 10; + if(num_digits < 0) + { + lower *= 10; + if(upper != &lower) + *upper *= 10; + } } - buf.try_resize(to_unsigned(num_digits)); - exp10 -= num_digits - 1; + if((flags & dragon::fixed) != 0) + adjust_precision(num_digits, exp10 + 1); + } + // Invariant: value == (numerator / denominator) * pow(10, exp10). + if(num_digits < 0) + { + // Generate the shortest representation. + num_digits = 0; + char *data = buf.data(); + for(;;) + { + int digit = numerator.divmod_assign(denominator); + bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. + // numerator + upper >[=] pow10: + bool high = add_compare(numerator, *upper, denominator) + even > 0; + data[num_digits++] = static_cast<char>('0' + digit); + if(low || high) + { + if(!low) + { + ++data[num_digits - 1]; + } + else if(high) + { + int result = add_compare(numerator, numerator, denominator); + // Round half to even. + if(result > 0 || (result == 0 && (digit % 2) != 0)) + ++data[num_digits - 1]; + } + buf.try_resize(to_unsigned(num_digits)); + exp10 -= num_digits - 1; + return; + } + numerator *= 10; + lower *= 10; + if(upper != &lower) + *upper *= 10; + } + } + // Generate the given number of digits. + exp10 -= num_digits - 1; + if(num_digits == 0) + { + denominator *= 10; + auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; + buf.push_back(digit); return; - } - numerator *= 10; - lower *= 10; - if (upper != &lower) *upper *= 10; - } - } - // Generate the given number of digits. - exp10 -= num_digits - 1; - if (num_digits == 0) { - denominator *= 10; - auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; - buf.push_back(digit); - return; - } - buf.try_resize(to_unsigned(num_digits)); - for (int i = 0; i < num_digits - 1; ++i) { - int digit = numerator.divmod_assign(denominator); - buf[i] = static_cast<char>('0' + digit); - numerator *= 10; - } - int digit = numerator.divmod_assign(denominator); - auto result = add_compare(numerator, numerator, denominator); - if (result > 0 || (result == 0 && (digit % 2) != 0)) { - if (digit == 9) { - const auto overflow = '0' + 10; - buf[num_digits - 1] = overflow; - // Propagate the carry. - for (int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) { - buf[i] = '0'; - ++buf[i - 1]; - } - if (buf[0] == overflow) { - buf[0] = '1'; - ++exp10; - } - return; - } - ++digit; - } - buf[num_digits - 1] = static_cast<char>('0' + digit); + } + buf.try_resize(to_unsigned(num_digits)); + for(int i = 0; i < num_digits - 1; ++i) + { + int digit = numerator.divmod_assign(denominator); + buf[i] = static_cast<char>('0' + digit); + numerator *= 10; + } + int digit = numerator.divmod_assign(denominator); + auto result = add_compare(numerator, numerator, denominator); + if(result > 0 || (result == 0 && (digit % 2) != 0)) + { + if(digit == 9) + { + const auto overflow = '0' + 10; + buf[num_digits - 1] = overflow; + // Propagate the carry. + for(int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) + { + buf[i] = '0'; + ++buf[i - 1]; + } + if(buf[0] == overflow) + { + buf[0] = '1'; + ++exp10; + } + return; + } + ++digit; + } + buf[num_digits - 1] = static_cast<char>('0' + digit); } template <typename Float> -FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, - buffer<char>& buf) -> int { - // float is passed as double to reduce the number of instantiations. - static_assert(!std::is_same<Float, float>::value, ""); - FMT_ASSERT(value >= 0, "value is negative"); - auto converted_value = convert_float(value); - - const bool fixed = specs.format == float_format::fixed; - if (value <= 0) { // <= instead of == to silence a warning. - if (precision <= 0 || !fixed) { - buf.push_back('0'); - return 0; - } - buf.try_resize(to_unsigned(precision)); - fill_n(buf.data(), precision, '0'); - return -precision; - } - - int exp = 0; - bool use_dragon = true; - unsigned dragon_flags = 0; - if (!is_fast_float<Float>()) { - const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) - using info = dragonbox::float_info<decltype(converted_value)>; - const auto f = basic_fp<typename info::carrier_uint>(converted_value); - // Compute exp, an approximate power of 10, such that - // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). - // This is based on log10(value) == log2(value) / log2(10) and approximation - // of log2(value) by e + num_fraction_bits idea from double-conversion. - exp = static_cast<int>( - std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10)); - dragon_flags = dragon::fixup; - } else if (!is_constant_evaluated() && precision < 0) { - // Use Dragonbox for the shortest format. - if (specs.binary32) { - auto dec = dragonbox::to_decimal(static_cast<float>(value)); - write<char>(buffer_appender<char>(buf), dec.significand); - return dec.exponent; - } - auto dec = dragonbox::to_decimal(static_cast<double>(value)); - write<char>(buffer_appender<char>(buf), dec.significand); - return dec.exponent; - } else { - // Use Grisu + Dragon4 for the given precision: - // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. - const int min_exp = -60; // alpha in Grisu. - int cached_exp10 = 0; // K in Grisu. - fp normalized = normalize(fp(converted_value)); - const auto cached_pow = get_cached_power( - min_exp - (normalized.e + fp::num_significand_bits), cached_exp10); - normalized = normalized * cached_pow; - gen_digits_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; - if (grisu_gen_digits(normalized, 1, exp, handler) != digits::error && - !is_constant_evaluated()) { - exp += handler.exp10; - buf.try_resize(to_unsigned(handler.size)); - use_dragon = false; - } else { - exp += handler.size - cached_exp10 - 1; - precision = handler.precision; - } - } - if (use_dragon) { - auto f = basic_fp<uint128_t>(); - bool is_predecessor_closer = specs.binary32 - ? f.assign(static_cast<float>(value)) - : f.assign(converted_value); - if (is_predecessor_closer) dragon_flags |= dragon::predecessor_closer; - if (fixed) dragon_flags |= dragon::fixed; - // Limit precision to the maximum possible number of significant digits in - // an IEEE754 double because we don't need to generate zeros. - const int max_double_digits = 767; - if (precision > max_double_digits) precision = max_double_digits; - format_dragon(f, dragon_flags, precision, buf, exp); - } - if (!fixed && !specs.showpoint) { - // Remove trailing zeros. - auto num_digits = buf.size(); - while (num_digits > 0 && buf[num_digits - 1] == '0') { - --num_digits; - ++exp; - } - buf.try_resize(num_digits); - } - return exp; -} - -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_floating_point<T>::value)> -FMT_CONSTEXPR20 auto write(OutputIt out, T value, - basic_format_specs<Char> specs, locale_ref loc = {}) - -> OutputIt { - if (const_check(!is_supported_floating_point(value))) return out; - float_specs fspecs = parse_float_type_spec(specs); - fspecs.sign = specs.sign; - if (detail::signbit(value)) { // value < 0 is false for NaN so use signbit. - fspecs.sign = sign::minus; - value = -value; - } else if (fspecs.sign == sign::minus) { - fspecs.sign = sign::none; - } - - if (!detail::isfinite(value)) - return write_nonfinite(out, detail::isnan(value), specs, fspecs); - - if (specs.align == align::numeric && fspecs.sign) { - auto it = reserve(out, 1); - *it++ = detail::sign<Char>(fspecs.sign); - out = base_iterator(out, it); - fspecs.sign = sign::none; - if (specs.width != 0) --specs.width; - } - - memory_buffer buffer; - if (fspecs.format == float_format::hex) { - if (fspecs.sign) buffer.push_back(detail::sign<char>(fspecs.sign)); - snprintf_float(convert_float(value), specs.precision, fspecs, buffer); - return write_bytes<align::right>(out, {buffer.data(), buffer.size()}, - specs); - } - int precision = specs.precision >= 0 || specs.type == presentation_type::none - ? specs.precision - : 6; - if (fspecs.format == float_format::exp) { - if (precision == max_value<int>()) - throw_format_error("number is too big"); +FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, buffer<char> &buf) -> int +{ + // float is passed as double to reduce the number of instantiations. + static_assert(!std::is_same<Float, float>::value, ""); + FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); + + const bool fixed = specs.format == float_format::fixed; + if(value <= 0) + { // <= instead of == to silence a warning. + if(precision <= 0 || !fixed) + { + buf.push_back('0'); + return 0; + } + buf.try_resize(to_unsigned(precision)); + fill_n(buf.data(), precision, '0'); + return -precision; + } + + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if(!is_fast_float<Float>()) + { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info<decltype(converted_value)>; + const auto f = basic_fp<typename info::carrier_uint>(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + exp = static_cast<int>(std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10)); + dragon_flags = dragon::fixup; + } + else if(!is_constant_evaluated() && precision < 0) + { + // Use Dragonbox for the shortest format. + if(specs.binary32) + { + auto dec = dragonbox::to_decimal(static_cast<float>(value)); + write<char>(buffer_appender<char>(buf), dec.significand); + return dec.exponent; + } + auto dec = dragonbox::to_decimal(static_cast<double>(value)); + write<char>(buffer_appender<char>(buf), dec.significand); + return dec.exponent; + } else - ++precision; - } else if (fspecs.format != float_format::fixed && precision == 0) { - precision = 1; - } - if (const_check(std::is_same<T, float>())) fspecs.binary32 = true; - int exp = format_float(convert_float(value), precision, fspecs, buffer); - fspecs.precision = precision; - auto f = big_decimal_fp{buffer.data(), static_cast<int>(buffer.size()), exp}; - return write_float(out, f, specs, fspecs, loc); -} - -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_fast_float<T>::value)> -FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { - if (is_constant_evaluated()) - return write(out, value, basic_format_specs<Char>()); - if (const_check(!is_supported_floating_point(value))) return out; + { + // Use Grisu + Dragon4 for the given precision: + // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. + const int min_exp = -60; // alpha in Grisu. + int cached_exp10 = 0; // K in Grisu. + fp normalized = normalize(fp(converted_value)); + const auto cached_pow = get_cached_power(min_exp - (normalized.e + fp::num_significand_bits), cached_exp10); + normalized = normalized * cached_pow; + gen_digits_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; + if(grisu_gen_digits(normalized, 1, exp, handler) != digits::error && !is_constant_evaluated()) + { + exp += handler.exp10; + buf.try_resize(to_unsigned(handler.size)); + use_dragon = false; + } + else + { + exp += handler.size - cached_exp10 - 1; + precision = handler.precision; + } + } + if(use_dragon) + { + auto f = basic_fp<uint128_t>(); + bool is_predecessor_closer = specs.binary32 ? f.assign(static_cast<float>(value)) : f.assign(converted_value); + if(is_predecessor_closer) + dragon_flags |= dragon::predecessor_closer; + if(fixed) + dragon_flags |= dragon::fixed; + // Limit precision to the maximum possible number of significant digits in + // an IEEE754 double because we don't need to generate zeros. + const int max_double_digits = 767; + if(precision > max_double_digits) + precision = max_double_digits; + format_dragon(f, dragon_flags, precision, buf, exp); + } + if(!fixed && !specs.showpoint) + { + // Remove trailing zeros. + auto num_digits = buf.size(); + while(num_digits > 0 && buf[num_digits - 1] == '0') + { + --num_digits; + ++exp; + } + buf.try_resize(num_digits); + } + return exp; +} + +template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(is_floating_point<T>::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value, basic_format_specs<Char> specs, locale_ref loc = {}) -> OutputIt +{ + if(const_check(!is_supported_floating_point(value))) + return out; + float_specs fspecs = parse_float_type_spec(specs); + fspecs.sign = specs.sign; + if(detail::signbit(value)) + { // value < 0 is false for NaN so use signbit. + fspecs.sign = sign::minus; + value = -value; + } + else if(fspecs.sign == sign::minus) + { + fspecs.sign = sign::none; + } - auto fspecs = float_specs(); - if (detail::signbit(value)) { - fspecs.sign = sign::minus; - value = -value; - } + if(!detail::isfinite(value)) + return write_nonfinite(out, detail::isnan(value), specs, fspecs); + + if(specs.align == align::numeric && fspecs.sign) + { + auto it = reserve(out, 1); + *it++ = detail::sign<Char>(fspecs.sign); + out = base_iterator(out, it); + fspecs.sign = sign::none; + if(specs.width != 0) + --specs.width; + } + + memory_buffer buffer; + if(fspecs.format == float_format::hex) + { + if(fspecs.sign) + buffer.push_back(detail::sign<char>(fspecs.sign)); + snprintf_float(convert_float(value), specs.precision, fspecs, buffer); + return write_bytes<align::right>(out, {buffer.data(), buffer.size()}, specs); + } + int precision = specs.precision >= 0 || specs.type == presentation_type::none ? specs.precision : 6; + if(fspecs.format == float_format::exp) + { + if(precision == max_value<int>()) + throw_format_error("number is too big"); + else + ++precision; + } + else if(fspecs.format != float_format::fixed && precision == 0) + { + precision = 1; + } + if(const_check(std::is_same<T, float>())) + fspecs.binary32 = true; + int exp = format_float(convert_float(value), precision, fspecs, buffer); + fspecs.precision = precision; + auto f = big_decimal_fp{buffer.data(), static_cast<int>(buffer.size()), exp}; + return write_float(out, f, specs, fspecs, loc); +} + +template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(is_fast_float<T>::value)> +FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt +{ + if(is_constant_evaluated()) + return write(out, value, basic_format_specs<Char>()); + if(const_check(!is_supported_floating_point(value))) + return out; + + auto fspecs = float_specs(); + if(detail::signbit(value)) + { + fspecs.sign = sign::minus; + value = -value; + } - constexpr auto specs = basic_format_specs<Char>(); - using floaty = conditional_t<std::is_same<T, long double>::value, double, T>; - using uint = typename dragonbox::float_info<floaty>::carrier_uint; - uint mask = exponent_mask<floaty>(); - if ((bit_cast<uint>(value) & mask) == mask) - return write_nonfinite(out, std::isnan(value), specs, fspecs); + constexpr auto specs = basic_format_specs<Char>(); + using floaty = conditional_t<std::is_same<T, long double>::value, double, T>; + using uint = typename dragonbox::float_info<floaty>::carrier_uint; + uint mask = exponent_mask<floaty>(); + if((bit_cast<uint>(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, fspecs); - auto dec = dragonbox::to_decimal(static_cast<floaty>(value)); - return write_float(out, dec, specs, fspecs, {}); + auto dec = dragonbox::to_decimal(static_cast<floaty>(value)); + return write_float(out, dec, specs, fspecs, {}); } -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_floating_point<T>::value && - !is_fast_float<T>::value)> -inline auto write(OutputIt out, T value) -> OutputIt { - return write(out, value, basic_format_specs<Char>()); +template < + typename Char, + typename OutputIt, + typename T, + FMT_ENABLE_IF(is_floating_point<T>::value && !is_fast_float<T>::value)> +inline auto write(OutputIt out, T value) -> OutputIt +{ + return write(out, value, basic_format_specs<Char>()); } template <typename Char, typename OutputIt> -auto write(OutputIt out, monostate, basic_format_specs<Char> = {}, - locale_ref = {}) -> OutputIt { - FMT_ASSERT(false, ""); - return out; +auto write(OutputIt out, monostate, basic_format_specs<Char> = {}, locale_ref = {}) -> OutputIt +{ + FMT_ASSERT(false, ""); + return out; } template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> value) - -> OutputIt { - auto it = reserve(out, value.size()); - it = copy_str_noinline<Char>(value.begin(), value.end(), it); - return base_iterator(out, it); +FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> value) -> OutputIt +{ + auto it = reserve(out, value.size()); + it = copy_str_noinline<Char>(value.begin(), value.end(), it); + return base_iterator(out, it); } -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(is_string<T>::value)> -constexpr auto write(OutputIt out, const T& value) -> OutputIt { - return write<Char>(out, to_string_view(value)); +template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(is_string<T>::value)> +constexpr auto write(OutputIt out, const T &value) -> OutputIt +{ + return write<Char>(out, to_string_view(value)); } // FMT_ENABLE_IF() condition separated to workaround an MSVC bug. template < - typename Char, typename OutputIt, typename T, - bool check = - std::is_enum<T>::value && !std::is_same<T, Char>::value && - mapped_type_constant<T, basic_format_context<OutputIt, Char>>::value != - type::custom_type, + typename Char, + typename OutputIt, + typename T, + bool check = std::is_enum<T>::value && !std::is_same<T, Char>::value && + mapped_type_constant<T, basic_format_context<OutputIt, Char>>::value != type::custom_type, FMT_ENABLE_IF(check)> -FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { - return write<Char>(out, static_cast<underlying_t<T>>(value)); +FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt +{ + return write<Char>(out, static_cast<underlying_t<T>>(value)); } -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(std::is_same<T, bool>::value)> -FMT_CONSTEXPR auto write(OutputIt out, T value, - const basic_format_specs<Char>& specs = {}, - locale_ref = {}) -> OutputIt { - return specs.type != presentation_type::none && - specs.type != presentation_type::string - ? write(out, value ? 1 : 0, specs, {}) - : write_bytes(out, value ? "true" : "false", specs); +template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(std::is_same<T, bool>::value)> +FMT_CONSTEXPR auto write(OutputIt out, T value, const basic_format_specs<Char> &specs = {}, locale_ref = {}) -> OutputIt +{ + return specs.type != presentation_type::none && specs.type != presentation_type::string ? + write(out, value ? 1 : 0, specs, {}) : + write_bytes(out, value ? "true" : "false", specs); } template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt { - auto it = reserve(out, 1); - *it++ = value; - return base_iterator(out, it); +FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt +{ + auto it = reserve(out, 1); + *it++ = value; + return base_iterator(out, it); } template <typename Char, typename OutputIt> -FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char* value) - -> OutputIt { - if (!value) { - throw_format_error("string pointer is null"); - } else { - out = write(out, basic_string_view<Char>(value)); - } - return out; +FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char *value) -> OutputIt +{ + if(!value) + { + throw_format_error("string pointer is null"); + } + else + { + out = write(out, basic_string_view<Char>(value)); + } + return out; } -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(std::is_same<T, void>::value)> -auto write(OutputIt out, const T* value, - const basic_format_specs<Char>& specs = {}, locale_ref = {}) - -> OutputIt { - check_pointer_type_spec(specs.type, error_handler()); - return write_ptr<Char>(out, bit_cast<uintptr_t>(value), &specs); +template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(std::is_same<T, void>::value)> +auto write(OutputIt out, const T *value, const basic_format_specs<Char> &specs = {}, locale_ref = {}) -> OutputIt +{ + check_pointer_type_spec(specs.type, error_handler()); + return write_ptr<Char>(out, bit_cast<uintptr_t>(value), &specs); } // A write overload that handles implicit conversions. -template <typename Char, typename OutputIt, typename T, - typename Context = basic_format_context<OutputIt, Char>> -FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< - std::is_class<T>::value && !is_string<T>::value && - !is_floating_point<T>::value && !std::is_same<T, Char>::value && - !std::is_same<const T&, - decltype(arg_mapper<Context>().map(value))>::value, - OutputIt> { - return write<Char>(out, arg_mapper<Context>().map(value)); -} - -template <typename Char, typename OutputIt, typename T, - typename Context = basic_format_context<OutputIt, Char>> -FMT_CONSTEXPR auto write(OutputIt out, const T& value) - -> enable_if_t<mapped_type_constant<T, Context>::value == type::custom_type, - OutputIt> { - using formatter_type = - conditional_t<has_formatter<T, Context>::value, - typename Context::template formatter_type<T>, - fallback_formatter<T, Char>>; - auto ctx = Context(out, {}, {}); - return formatter_type().format(value, ctx); +template <typename Char, typename OutputIt, typename T, typename Context = basic_format_context<OutputIt, Char>> +FMT_CONSTEXPR auto write(OutputIt out, const T &value) -> enable_if_t< + std::is_class<T>::value && !is_string<T>::value && !is_floating_point<T>::value && !std::is_same<T, Char>::value && + !std::is_same<const T &, decltype(arg_mapper<Context>().map(value))>::value, + OutputIt> +{ + return write<Char>(out, arg_mapper<Context>().map(value)); +} + +template <typename Char, typename OutputIt, typename T, typename Context = basic_format_context<OutputIt, Char>> +FMT_CONSTEXPR auto write(OutputIt out, const T &value) + -> enable_if_t<mapped_type_constant<T, Context>::value == type::custom_type, OutputIt> +{ + using formatter_type = conditional_t< + has_formatter<T, Context>::value, + typename Context::template formatter_type<T>, + fallback_formatter<T, Char>>; + auto ctx = Context(out, {}, {}); + return formatter_type().format(value, ctx); } // An argument visitor that formats the argument and writes it via the output // iterator. It's a class and not a generic lambda for compatibility with C++11. -template <typename Char> struct default_arg_formatter { - using iterator = buffer_appender<Char>; - using context = buffer_context<Char>; - - iterator out; - basic_format_args<context> args; - locale_ref loc; - - template <typename T> auto operator()(T value) -> iterator { - return write<Char>(out, value); - } - auto operator()(typename basic_format_arg<context>::handle h) -> iterator { - basic_format_parse_context<Char> parse_ctx({}); - context format_ctx(out, args, loc); - h.format(parse_ctx, format_ctx); - return format_ctx.out(); - } +template <typename Char> +struct default_arg_formatter +{ + using iterator = buffer_appender<Char>; + using context = buffer_context<Char>; + + iterator out; + basic_format_args<context> args; + locale_ref loc; + + template <typename T> + auto operator()(T value) -> iterator + { + return write<Char>(out, value); + } + auto operator()(typename basic_format_arg<context>::handle h) -> iterator + { + basic_format_parse_context<Char> parse_ctx({}); + context format_ctx(out, args, loc); + h.format(parse_ctx, format_ctx); + return format_ctx.out(); + } }; -template <typename Char> struct arg_formatter { - using iterator = buffer_appender<Char>; - using context = buffer_context<Char>; - - iterator out; - const basic_format_specs<Char>& specs; - locale_ref locale; - - template <typename T> - FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator { - return detail::write(out, value, specs, locale); - } - auto operator()(typename basic_format_arg<context>::handle) -> iterator { - // User-defined types are handled separately because they require access - // to the parse context. - return out; - } +template <typename Char> +struct arg_formatter +{ + using iterator = buffer_appender<Char>; + using context = buffer_context<Char>; + + iterator out; + const basic_format_specs<Char> &specs; + locale_ref locale; + + template <typename T> + FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator + { + return detail::write(out, value, specs, locale); + } + auto operator()(typename basic_format_arg<context>::handle) -> iterator + { + // User-defined types are handled separately because they require access + // to the parse context. + return out; + } }; -template <typename Char> struct custom_formatter { - basic_format_parse_context<Char>& parse_ctx; - buffer_context<Char>& ctx; - - void operator()( - typename basic_format_arg<buffer_context<Char>>::handle h) const { - h.format(parse_ctx, ctx); - } - template <typename T> void operator()(T) const {} +template <typename Char> +struct custom_formatter +{ + basic_format_parse_context<Char> &parse_ctx; + buffer_context<Char> &ctx; + + void operator()(typename basic_format_arg<buffer_context<Char>>::handle h) const { h.format(parse_ctx, ctx); } + template <typename T> + void operator()(T) const + { + } }; template <typename T> -using is_integer = - bool_constant<is_integral<T>::value && !std::is_same<T, bool>::value && - !std::is_same<T, char>::value && - !std::is_same<T, wchar_t>::value>; - -template <typename ErrorHandler> class width_checker { - public: - explicit FMT_CONSTEXPR width_checker(ErrorHandler& eh) : handler_(eh) {} - - template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { - if (is_negative(value)) handler_.on_error("negative width"); - return static_cast<unsigned long long>(value); - } - - template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T) -> unsigned long long { - handler_.on_error("width is not integer"); - return 0; - } - - private: - ErrorHandler& handler_; -}; +using is_integer = bool_constant< + is_integral<T>::value && !std::is_same<T, bool>::value && !std::is_same<T, char>::value && + !std::is_same<T, wchar_t>::value>; + +template <typename ErrorHandler> +class width_checker +{ +public: + explicit FMT_CONSTEXPR width_checker(ErrorHandler &eh) : handler_(eh) {} + + template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long + { + if(is_negative(value)) + handler_.on_error("negative width"); + return static_cast<unsigned long long>(value); + } + + template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long + { + handler_.on_error("width is not integer"); + return 0; + } -template <typename ErrorHandler> class precision_checker { - public: - explicit FMT_CONSTEXPR precision_checker(ErrorHandler& eh) : handler_(eh) {} +private: + ErrorHandler &handler_; +}; - template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T value) -> unsigned long long { - if (is_negative(value)) handler_.on_error("negative precision"); - return static_cast<unsigned long long>(value); - } +template <typename ErrorHandler> +class precision_checker +{ +public: + explicit FMT_CONSTEXPR precision_checker(ErrorHandler &eh) : handler_(eh) {} + + template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T value) -> unsigned long long + { + if(is_negative(value)) + handler_.on_error("negative precision"); + return static_cast<unsigned long long>(value); + } - template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T) -> unsigned long long { - handler_.on_error("precision is not integer"); - return 0; - } + template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> + FMT_CONSTEXPR auto operator()(T) -> unsigned long long + { + handler_.on_error("precision is not integer"); + return 0; + } - private: - ErrorHandler& handler_; +private: + ErrorHandler &handler_; }; -template <template <typename> class Handler, typename FormatArg, - typename ErrorHandler> -FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg, ErrorHandler eh) -> int { - unsigned long long value = visit_format_arg(Handler<ErrorHandler>(eh), arg); - if (value > to_unsigned(max_value<int>())) eh.on_error("number is too big"); - return static_cast<int>(value); +template <template <typename> class Handler, typename FormatArg, typename ErrorHandler> +FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg, ErrorHandler eh) -> int +{ + unsigned long long value = visit_format_arg(Handler<ErrorHandler>(eh), arg); + if(value > to_unsigned(max_value<int>())) + eh.on_error("number is too big"); + return static_cast<int>(value); } template <typename Context, typename ID> -FMT_CONSTEXPR auto get_arg(Context& ctx, ID id) -> - typename Context::format_arg { - auto arg = ctx.arg(id); - if (!arg) ctx.on_error("argument not found"); - return arg; +FMT_CONSTEXPR auto get_arg(Context &ctx, ID id) -> typename Context::format_arg +{ + auto arg = ctx.arg(id); + if(!arg) + ctx.on_error("argument not found"); + return arg; } // The standard format specifier handler with checking. -template <typename Char> class specs_handler : public specs_setter<Char> { - private: - basic_format_parse_context<Char>& parse_context_; - buffer_context<Char>& context_; - - // This is only needed for compatibility with gcc 4.4. - using format_arg = basic_format_arg<buffer_context<Char>>; - - FMT_CONSTEXPR auto get_arg(auto_id) -> format_arg { - return detail::get_arg(context_, parse_context_.next_arg_id()); - } - - FMT_CONSTEXPR auto get_arg(int arg_id) -> format_arg { - parse_context_.check_arg_id(arg_id); - return detail::get_arg(context_, arg_id); - } - - FMT_CONSTEXPR auto get_arg(basic_string_view<Char> arg_id) -> format_arg { - parse_context_.check_arg_id(arg_id); - return detail::get_arg(context_, arg_id); - } - - public: - FMT_CONSTEXPR specs_handler(basic_format_specs<Char>& specs, - basic_format_parse_context<Char>& parse_ctx, - buffer_context<Char>& ctx) - : specs_setter<Char>(specs), parse_context_(parse_ctx), context_(ctx) {} - - template <typename Id> FMT_CONSTEXPR void on_dynamic_width(Id arg_id) { - this->specs_.width = get_dynamic_spec<width_checker>( - get_arg(arg_id), context_.error_handler()); - } - - template <typename Id> FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) { - this->specs_.precision = get_dynamic_spec<precision_checker>( - get_arg(arg_id), context_.error_handler()); - } - - void on_error(const char* message) { context_.on_error(message); } +template <typename Char> +class specs_handler : public specs_setter<Char> +{ +private: + basic_format_parse_context<Char> &parse_context_; + buffer_context<Char> &context_; + + // This is only needed for compatibility with gcc 4.4. + using format_arg = basic_format_arg<buffer_context<Char>>; + + FMT_CONSTEXPR auto get_arg(auto_id) -> format_arg + { + return detail::get_arg(context_, parse_context_.next_arg_id()); + } + + FMT_CONSTEXPR auto get_arg(int arg_id) -> format_arg + { + parse_context_.check_arg_id(arg_id); + return detail::get_arg(context_, arg_id); + } + + FMT_CONSTEXPR auto get_arg(basic_string_view<Char> arg_id) -> format_arg + { + parse_context_.check_arg_id(arg_id); + return detail::get_arg(context_, arg_id); + } + +public: + FMT_CONSTEXPR specs_handler( + basic_format_specs<Char> &specs, + basic_format_parse_context<Char> &parse_ctx, + buffer_context<Char> &ctx) : + specs_setter<Char>(specs), parse_context_(parse_ctx), context_(ctx) + { + } + + template <typename Id> + FMT_CONSTEXPR void on_dynamic_width(Id arg_id) + { + this->specs_.width = get_dynamic_spec<width_checker>(get_arg(arg_id), context_.error_handler()); + } + + template <typename Id> + FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) + { + this->specs_.precision = get_dynamic_spec<precision_checker>(get_arg(arg_id), context_.error_handler()); + } + + void on_error(const char *message) { context_.on_error(message); } }; template <template <typename> class Handler, typename Context> -FMT_CONSTEXPR void handle_dynamic_spec(int& value, - arg_ref<typename Context::char_type> ref, - Context& ctx) { - switch (ref.kind) { - case arg_id_kind::none: - break; - case arg_id_kind::index: - value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.index), - ctx.error_handler()); - break; - case arg_id_kind::name: - value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.name), - ctx.error_handler()); - break; - } +FMT_CONSTEXPR void handle_dynamic_spec(int &value, arg_ref<typename Context::char_type> ref, Context &ctx) +{ + switch(ref.kind) + { + case arg_id_kind::none: + break; + case arg_id_kind::index: + value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.index), ctx.error_handler()); + break; + case arg_id_kind::name: + value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.name), ctx.error_handler()); + break; + } } #if FMT_USE_USER_DEFINED_LITERALS -template <typename Char> struct udl_formatter { - basic_string_view<Char> str; - - template <typename... T> - auto operator()(T&&... args) const -> std::basic_string<Char> { - return vformat(str, fmt::make_format_args<buffer_context<Char>>(args...)); - } +template <typename Char> +struct udl_formatter +{ + basic_string_view<Char> str; + + template <typename... T> + auto operator()(T &&...args) const -> std::basic_string<Char> + { + return vformat(str, fmt::make_format_args<buffer_context<Char>>(args...)); + } }; -# if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <typename T, typename Char, size_t N, - fmt::detail_exported::fixed_string<Char, N> Str> -struct statically_named_arg : view { - static constexpr auto name = Str.data; +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <typename T, typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> +struct statically_named_arg : view +{ + static constexpr auto name = Str.data; + + const T &value; + statically_named_arg(const T &v) : value(v) {} +}; - const T& value; - statically_named_arg(const T& v) : value(v) {} +template <typename T, typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> +struct is_named_arg<statically_named_arg<T, Char, N, Str>> : std::true_type +{ }; -template <typename T, typename Char, size_t N, - fmt::detail_exported::fixed_string<Char, N> Str> -struct is_named_arg<statically_named_arg<T, Char, N, Str>> : std::true_type {}; - -template <typename T, typename Char, size_t N, - fmt::detail_exported::fixed_string<Char, N> Str> -struct is_statically_named_arg<statically_named_arg<T, Char, N, Str>> - : std::true_type {}; - -template <typename Char, size_t N, - fmt::detail_exported::fixed_string<Char, N> Str> -struct udl_arg { - template <typename T> auto operator=(T&& value) const { - return statically_named_arg<T, Char, N, Str>(std::forward<T>(value)); - } +template <typename T, typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> +struct is_statically_named_arg<statically_named_arg<T, Char, N, Str>> : std::true_type +{ }; -# else -template <typename Char> struct udl_arg { - const Char* str; - template <typename T> auto operator=(T&& value) const -> named_arg<Char, T> { - return {str, std::forward<T>(value)}; - } +template <typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> +struct udl_arg +{ + template <typename T> + auto operator=(T &&value) const + { + return statically_named_arg<T, Char, N, Str>(std::forward<T>(value)); + } }; -# endif -#endif // FMT_USE_USER_DEFINED_LITERALS +#else +template <typename Char> +struct udl_arg +{ + const Char *str; + + template <typename T> + auto operator=(T &&value) const -> named_arg<Char, T> + { + return {str, std::forward<T>(value)}; + } +}; +#endif +#endif // FMT_USE_USER_DEFINED_LITERALS template <typename Locale, typename Char> -auto vformat(const Locale& loc, basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> std::basic_string<Char> { - basic_memory_buffer<Char> buffer; - detail::vformat_to(buffer, format_str, args, detail::locale_ref(loc)); - return {buffer.data(), buffer.size()}; +auto vformat( + const Locale &loc, + basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) -> std::basic_string<Char> +{ + basic_memory_buffer<Char> buffer; + detail::vformat_to(buffer, format_str, args, detail::locale_ref(loc)); + return {buffer.data(), buffer.size()}; } -using format_func = void (*)(detail::buffer<char>&, int, const char*); +using format_func = void (*)(detail::buffer<char> &, int, const char *); -FMT_API void format_error_code(buffer<char>& out, int error_code, - string_view message) noexcept; +FMT_API void format_error_code(buffer<char> &out, int error_code, string_view message) noexcept; -FMT_API void report_error(format_func func, int error_code, - const char* message) noexcept; +FMT_API void report_error(format_func func, int error_code, const char *message) noexcept; FMT_END_DETAIL_NAMESPACE -FMT_API auto vsystem_error(int error_code, string_view format_str, - format_args args) -> std::system_error; +FMT_API auto vsystem_error(int error_code, string_view format_str, format_args args) -> std::system_error; /** \rst @@ -3619,9 +4117,9 @@ FMT_API auto vsystem_error(int error_code, string_view format_str, \endrst */ template <typename... T> -auto system_error(int error_code, format_string<T...> fmt, T&&... args) - -> std::system_error { - return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); +auto system_error(int error_code, format_string<T...> fmt, T &&...args) -> std::system_error +{ + return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); } /** @@ -3640,108 +4138,115 @@ auto system_error(int error_code, format_string<T...> fmt, T&&... args) *error_code* is a system error code as given by ``errno``. \endrst */ -FMT_API void format_system_error(detail::buffer<char>& out, int error_code, - const char* message) noexcept; +FMT_API void format_system_error(detail::buffer<char> &out, int error_code, const char *message) noexcept; // Reports a system error without throwing an exception. // Can be used to report errors from destructors. -FMT_API void report_system_error(int error_code, const char* message) noexcept; +FMT_API void report_system_error(int error_code, const char *message) noexcept; /** Fast integer formatter. */ -class format_int { - private: - // Buffer should be large enough to hold all digits (digits10 + 1), - // a sign and a null character. - enum { buffer_size = std::numeric_limits<unsigned long long>::digits10 + 3 }; - mutable char buffer_[buffer_size]; - char* str_; - - template <typename UInt> auto format_unsigned(UInt value) -> char* { - auto n = static_cast<detail::uint32_or_64_or_128_t<UInt>>(value); - return detail::format_decimal(buffer_, n, buffer_size - 1).begin; - } - - template <typename Int> auto format_signed(Int value) -> char* { - auto abs_value = static_cast<detail::uint32_or_64_or_128_t<Int>>(value); - bool negative = value < 0; - if (negative) abs_value = 0 - abs_value; - auto begin = format_unsigned(abs_value); - if (negative) *--begin = '-'; - return begin; - } - - public: - explicit format_int(int value) : str_(format_signed(value)) {} - explicit format_int(long value) : str_(format_signed(value)) {} - explicit format_int(long long value) : str_(format_signed(value)) {} - explicit format_int(unsigned value) : str_(format_unsigned(value)) {} - explicit format_int(unsigned long value) : str_(format_unsigned(value)) {} - explicit format_int(unsigned long long value) - : str_(format_unsigned(value)) {} - - /** Returns the number of characters written to the output buffer. */ - auto size() const -> size_t { - return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); - } - - /** - Returns a pointer to the output buffer content. No terminating null - character is appended. - */ - auto data() const -> const char* { return str_; } - - /** - Returns a pointer to the output buffer content with terminating null - character appended. - */ - auto c_str() const -> const char* { - buffer_[buffer_size - 1] = '\0'; - return str_; - } - - /** - \rst - Returns the content of the output buffer as an ``std::string``. - \endrst - */ - auto str() const -> std::string { return std::string(str_, size()); } +class format_int +{ +private: + // Buffer should be large enough to hold all digits (digits10 + 1), + // a sign and a null character. + enum + { + buffer_size = std::numeric_limits<unsigned long long>::digits10 + 3 + }; + mutable char buffer_[buffer_size]; + char *str_; + + template <typename UInt> + auto format_unsigned(UInt value) -> char * + { + auto n = static_cast<detail::uint32_or_64_or_128_t<UInt>>(value); + return detail::format_decimal(buffer_, n, buffer_size - 1).begin; + } + + template <typename Int> + auto format_signed(Int value) -> char * + { + auto abs_value = static_cast<detail::uint32_or_64_or_128_t<Int>>(value); + bool negative = value < 0; + if(negative) + abs_value = 0 - abs_value; + auto begin = format_unsigned(abs_value); + if(negative) + *--begin = '-'; + return begin; + } + +public: + explicit format_int(int value) : str_(format_signed(value)) {} + explicit format_int(long value) : str_(format_signed(value)) {} + explicit format_int(long long value) : str_(format_signed(value)) {} + explicit format_int(unsigned value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long value) : str_(format_unsigned(value)) {} + explicit format_int(unsigned long long value) : str_(format_unsigned(value)) {} + + /** Returns the number of characters written to the output buffer. */ + auto size() const -> size_t { return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); } + + /** + Returns a pointer to the output buffer content. No terminating null + character is appended. + */ + auto data() const -> const char * { return str_; } + + /** + Returns a pointer to the output buffer content with terminating null + character appended. + */ + auto c_str() const -> const char * + { + buffer_[buffer_size - 1] = '\0'; + return str_; + } + + /** + \rst + Returns the content of the output buffer as an ``std::string``. + \endrst + */ + auto str() const -> std::string { return std::string(str_, size()); } }; template <typename T, typename Char> template <typename FormatContext> FMT_CONSTEXPR FMT_INLINE auto -formatter<T, Char, - enable_if_t<detail::type_constant<T, Char>::value != - detail::type::custom_type>>::format(const T& val, - FormatContext& ctx) - const -> decltype(ctx.out()) { - if (specs_.width_ref.kind != detail::arg_id_kind::none || - specs_.precision_ref.kind != detail::arg_id_kind::none) { - auto specs = specs_; - detail::handle_dynamic_spec<detail::width_checker>(specs.width, - specs.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>( - specs.precision, specs.precision_ref, ctx); - return detail::write<Char>(ctx.out(), val, specs, ctx.locale()); - } - return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); +formatter<T, Char, enable_if_t<detail::type_constant<T, Char>::value != detail::type::custom_type>>::format( + const T &val, + FormatContext &ctx) const -> decltype(ctx.out()) +{ + if(specs_.width_ref.kind != detail::arg_id_kind::none || specs_.precision_ref.kind != detail::arg_id_kind::none) + { + auto specs = specs_; + detail::handle_dynamic_spec<detail::width_checker>(specs.width, specs.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>(specs.precision, specs.precision_ref, ctx); + return detail::write<Char>(ctx.out(), val, specs, ctx.locale()); + } + return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); } template <typename Char> -struct formatter<void*, Char> : formatter<const void*, Char> { - template <typename FormatContext> - auto format(void* val, FormatContext& ctx) const -> decltype(ctx.out()) { - return formatter<const void*, Char>::format(val, ctx); - } +struct formatter<void *, Char> : formatter<const void *, Char> +{ + template <typename FormatContext> + auto format(void *val, FormatContext &ctx) const -> decltype(ctx.out()) + { + return formatter<const void *, Char>::format(val, ctx); + } }; template <typename Char, size_t N> -struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> { - template <typename FormatContext> - FMT_CONSTEXPR auto format(const Char* val, FormatContext& ctx) const - -> decltype(ctx.out()) { - return formatter<basic_string_view<Char>, Char>::format(val, ctx); - } +struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> +{ + template <typename FormatContext> + FMT_CONSTEXPR auto format(const Char *val, FormatContext &ctx) const -> decltype(ctx.out()) + { + return formatter<basic_string_view<Char>, Char>::format(val, ctx); + } }; // A formatter for types known only at run time such as variant alternatives. @@ -3756,44 +4261,52 @@ struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> { // }, v); // } // }; -template <typename Char = char> class dynamic_formatter { - private: - detail::dynamic_format_specs<Char> specs_; - const Char* format_str_; - - struct null_handler : detail::error_handler { - void on_align(align_t) {} - void on_sign(sign_t) {} - void on_hash() {} - }; - - template <typename Context> void handle_specs(Context& ctx) { - detail::handle_dynamic_spec<detail::width_checker>(specs_.width, - specs_.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>( - specs_.precision, specs_.precision_ref, ctx); - } - - public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - format_str_ = ctx.begin(); - // Checks are deferred to formatting time when the argument type is known. - detail::dynamic_specs_handler<ParseContext> handler(specs_, ctx); - return detail::parse_format_specs(ctx.begin(), ctx.end(), handler); - } - - template <typename T, typename FormatContext> - auto format(const T& val, FormatContext& ctx) -> decltype(ctx.out()) { - handle_specs(ctx); - detail::specs_checker<null_handler> checker( - null_handler(), detail::mapped_type_constant<T, FormatContext>::value); - checker.on_align(specs_.align); - if (specs_.sign != sign::none) checker.on_sign(specs_.sign); - if (specs_.alt) checker.on_hash(); - if (specs_.precision >= 0) checker.end_precision(); - return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); - } +template <typename Char = char> +class dynamic_formatter +{ +private: + detail::dynamic_format_specs<Char> specs_; + const Char *format_str_; + + struct null_handler : detail::error_handler + { + void on_align(align_t) {} + void on_sign(sign_t) {} + void on_hash() {} + }; + + template <typename Context> + void handle_specs(Context &ctx) + { + detail::handle_dynamic_spec<detail::width_checker>(specs_.width, specs_.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>(specs_.precision, specs_.precision_ref, ctx); + } + +public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + format_str_ = ctx.begin(); + // Checks are deferred to formatting time when the argument type is known. + detail::dynamic_specs_handler<ParseContext> handler(specs_, ctx); + return detail::parse_format_specs(ctx.begin(), ctx.end(), handler); + } + + template <typename T, typename FormatContext> + auto format(const T &val, FormatContext &ctx) -> decltype(ctx.out()) + { + handle_specs(ctx); + detail::specs_checker<null_handler> checker( + null_handler(), detail::mapped_type_constant<T, FormatContext>::value); + checker.on_align(specs_.align); + if(specs_.sign != sign::none) + checker.on_sign(specs_.sign); + if(specs_.alt) + checker.on_hash(); + if(specs_.precision >= 0) + checker.end_precision(); + return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); + } }; /** @@ -3805,15 +4318,21 @@ template <typename Char = char> class dynamic_formatter { auto s = fmt::format("{}", fmt::ptr(p)); \endrst */ -template <typename T> auto ptr(T p) -> const void* { - static_assert(std::is_pointer<T>::value, ""); - return detail::bit_cast<const void*>(p); +template <typename T> +auto ptr(T p) -> const void * +{ + static_assert(std::is_pointer<T>::value, ""); + return detail::bit_cast<const void *>(p); } -template <typename T> auto ptr(const std::unique_ptr<T>& p) -> const void* { - return p.get(); +template <typename T> +auto ptr(const std::unique_ptr<T> &p) -> const void * +{ + return p.get(); } -template <typename T> auto ptr(const std::shared_ptr<T>& p) -> const void* { - return p.get(); +template <typename T> +auto ptr(const std::shared_ptr<T> &p) -> const void * +{ + return p.get(); } /** @@ -3827,53 +4346,62 @@ template <typename T> auto ptr(const std::shared_ptr<T>& p) -> const void* { \endrst */ template <typename Enum> -constexpr auto underlying(Enum e) noexcept -> underlying_t<Enum> { - return static_cast<underlying_t<Enum>>(e); +constexpr auto underlying(Enum e) noexcept -> underlying_t<Enum> +{ + return static_cast<underlying_t<Enum>>(e); } -namespace enums { +namespace enums +{ template <typename Enum, FMT_ENABLE_IF(std::is_enum<Enum>::value)> -constexpr auto format_as(Enum e) noexcept -> underlying_t<Enum> { - return static_cast<underlying_t<Enum>>(e); +constexpr auto format_as(Enum e) noexcept -> underlying_t<Enum> +{ + return static_cast<underlying_t<Enum>>(e); } -} // namespace enums +} // namespace enums -class bytes { - private: - string_view data_; - friend struct formatter<bytes>; +class bytes +{ +private: + string_view data_; + friend struct formatter<bytes>; - public: - explicit bytes(string_view data) : data_(data) {} +public: + explicit bytes(string_view data) : data_(data) {} }; -template <> struct formatter<bytes> { - private: - detail::dynamic_format_specs<char> specs_; - - public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - using handler_type = detail::dynamic_specs_handler<ParseContext>; - detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), - detail::type::string_type); - auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); - detail::check_string_type_spec(specs_.type, ctx.error_handler()); - return it; - } - - template <typename FormatContext> - auto format(bytes b, FormatContext& ctx) -> decltype(ctx.out()) { - detail::handle_dynamic_spec<detail::width_checker>(specs_.width, - specs_.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>( - specs_.precision, specs_.precision_ref, ctx); - return detail::write_bytes(ctx.out(), b.data_, specs_); - } +template <> +struct formatter<bytes> +{ +private: + detail::dynamic_format_specs<char> specs_; + +public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + using handler_type = detail::dynamic_specs_handler<ParseContext>; + detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), detail::type::string_type); + auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); + detail::check_string_type_spec(specs_.type, ctx.error_handler()); + return it; + } + + template <typename FormatContext> + auto format(bytes b, FormatContext &ctx) -> decltype(ctx.out()) + { + detail::handle_dynamic_spec<detail::width_checker>(specs_.width, specs_.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>(specs_.precision, specs_.precision_ref, ctx); + return detail::write_bytes(ctx.out(), b.data_, specs_); + } }; // group_digits_view is not derived from view because it copies the argument. -template <typename T> struct group_digits_view { T value; }; +template <typename T> +struct group_digits_view +{ + T value; +}; /** \rst @@ -3886,101 +4414,110 @@ template <typename T> struct group_digits_view { T value; }; // Output: "12,345" \endrst */ -template <typename T> auto group_digits(T value) -> group_digits_view<T> { - return {value}; -} - -template <typename T> struct formatter<group_digits_view<T>> : formatter<T> { - private: - detail::dynamic_format_specs<char> specs_; - - public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - using handler_type = detail::dynamic_specs_handler<ParseContext>; - detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), - detail::type::int_type); - auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); - detail::check_string_type_spec(specs_.type, ctx.error_handler()); - return it; - } - - template <typename FormatContext> - auto format(group_digits_view<T> t, FormatContext& ctx) - -> decltype(ctx.out()) { - detail::handle_dynamic_spec<detail::width_checker>(specs_.width, - specs_.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>( - specs_.precision, specs_.precision_ref, ctx); - return detail::write_int_localized( - ctx.out(), static_cast<detail::uint64_or_128_t<T>>(t.value), 0, specs_, - detail::digit_grouping<char>({"\3", ','})); - } +template <typename T> +auto group_digits(T value) -> group_digits_view<T> +{ + return {value}; +} + +template <typename T> +struct formatter<group_digits_view<T>> : formatter<T> +{ +private: + detail::dynamic_format_specs<char> specs_; + +public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + using handler_type = detail::dynamic_specs_handler<ParseContext>; + detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), detail::type::int_type); + auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); + detail::check_string_type_spec(specs_.type, ctx.error_handler()); + return it; + } + + template <typename FormatContext> + auto format(group_digits_view<T> t, FormatContext &ctx) -> decltype(ctx.out()) + { + detail::handle_dynamic_spec<detail::width_checker>(specs_.width, specs_.width_ref, ctx); + detail::handle_dynamic_spec<detail::precision_checker>(specs_.precision, specs_.precision_ref, ctx); + return detail::write_int_localized( + ctx.out(), + static_cast<detail::uint64_or_128_t<T>>(t.value), + 0, + specs_, + detail::digit_grouping<char>({"\3", ','})); + } }; template <typename It, typename Sentinel, typename Char = char> -struct join_view : detail::view { - It begin; - Sentinel end; - basic_string_view<Char> sep; +struct join_view : detail::view +{ + It begin; + Sentinel end; + basic_string_view<Char> sep; - join_view(It b, Sentinel e, basic_string_view<Char> s) - : begin(b), end(e), sep(s) {} + join_view(It b, Sentinel e, basic_string_view<Char> s) : begin(b), end(e), sep(s) {} }; template <typename It, typename Sentinel, typename Char> -struct formatter<join_view<It, Sentinel, Char>, Char> { - private: - using value_type = +struct formatter<join_view<It, Sentinel, Char>, Char> +{ +private: + using value_type = #ifdef __cpp_lib_ranges - std::iter_value_t<It>; + std::iter_value_t<It>; #else - typename std::iterator_traits<It>::value_type; + typename std::iterator_traits<It>::value_type; #endif - using context = buffer_context<Char>; - using mapper = detail::arg_mapper<context>; + using context = buffer_context<Char>; + using mapper = detail::arg_mapper<context>; - template <typename T, FMT_ENABLE_IF(has_formatter<T, context>::value)> - static auto map(const T& value) -> const T& { - return value; - } - template <typename T, FMT_ENABLE_IF(!has_formatter<T, context>::value)> - static auto map(const T& value) -> decltype(mapper().map(value)) { - return mapper().map(value); - } - - using formatter_type = - conditional_t<is_formattable<value_type, Char>::value, - formatter<remove_cvref_t<decltype(map( - std::declval<const value_type&>()))>, - Char>, - detail::fallback_formatter<value_type, Char>>; - - formatter_type value_formatter_; - - public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return value_formatter_.parse(ctx); - } - - template <typename FormatContext> - auto format(const join_view<It, Sentinel, Char>& value, - FormatContext& ctx) const -> decltype(ctx.out()) { - auto it = value.begin; - auto out = ctx.out(); - if (it != value.end) { - out = value_formatter_.format(map(*it), ctx); - ++it; - while (it != value.end) { - out = detail::copy_str<Char>(value.sep.begin(), value.sep.end(), out); - ctx.advance_to(out); - out = value_formatter_.format(map(*it), ctx); - ++it; - } + template <typename T, FMT_ENABLE_IF(has_formatter<T, context>::value)> + static auto map(const T &value) -> const T & + { + return value; + } + template <typename T, FMT_ENABLE_IF(!has_formatter<T, context>::value)> + static auto map(const T &value) -> decltype(mapper().map(value)) + { + return mapper().map(value); + } + + using formatter_type = conditional_t< + is_formattable<value_type, Char>::value, + formatter<remove_cvref_t<decltype(map(std::declval<const value_type &>()))>, Char>, + detail::fallback_formatter<value_type, Char>>; + + formatter_type value_formatter_; + +public: + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return value_formatter_.parse(ctx); + } + + template <typename FormatContext> + auto format(const join_view<It, Sentinel, Char> &value, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto it = value.begin; + auto out = ctx.out(); + if(it != value.end) + { + out = value_formatter_.format(map(*it), ctx); + ++it; + while(it != value.end) + { + out = detail::copy_str<Char>(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + out = value_formatter_.format(map(*it), ctx); + ++it; + } + } + return out; } - return out; - } }; /** @@ -3988,8 +4525,9 @@ struct formatter<join_view<It, Sentinel, Char>, Char> { separated by `sep`. */ template <typename It, typename Sentinel> -auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> { - return {begin, end, sep}; +auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> +{ + return {begin, end, sep}; } /** @@ -4009,9 +4547,9 @@ auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> { \endrst */ template <typename Range> -auto join(Range&& range, string_view sep) - -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>> { - return join(std::begin(range), std::end(range), sep); +auto join(Range &&range, string_view sep) -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>> +{ + return join(std::begin(range), std::end(range), sep); } /** @@ -4026,129 +4564,136 @@ auto join(Range&& range, string_view sep) \endrst */ template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> -inline auto to_string(const T& value) -> std::string { - auto result = std::string(); - detail::write<char>(std::back_inserter(result), value); - return result; +inline auto to_string(const T &value) -> std::string +{ + auto result = std::string(); + detail::write<char>(std::back_inserter(result), value); + return result; } template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> -FMT_NODISCARD inline auto to_string(T value) -> std::string { - // The buffer should be large enough to store the number including the sign - // or "false" for bool. - constexpr int max_size = detail::digits10<T>() + 2; - char buffer[max_size > 5 ? static_cast<unsigned>(max_size) : 5]; - char* begin = buffer; - return std::string(begin, detail::write<char>(begin, value)); +FMT_NODISCARD inline auto to_string(T value) -> std::string +{ + // The buffer should be large enough to store the number including the sign + // or "false" for bool. + constexpr int max_size = detail::digits10<T>() + 2; + char buffer[max_size > 5 ? static_cast<unsigned>(max_size) : 5]; + char *begin = buffer; + return std::string(begin, detail::write<char>(begin, value)); } template <typename Char, size_t SIZE> -FMT_NODISCARD auto to_string(const basic_memory_buffer<Char, SIZE>& buf) - -> std::basic_string<Char> { - auto size = buf.size(); - detail::assume(size < std::basic_string<Char>().max_size()); - return std::basic_string<Char>(buf.data(), size); +FMT_NODISCARD auto to_string(const basic_memory_buffer<Char, SIZE> &buf) -> std::basic_string<Char> +{ + auto size = buf.size(); + detail::assume(size < std::basic_string<Char>().max_size()); + return std::basic_string<Char>(buf.data(), size); } FMT_BEGIN_DETAIL_NAMESPACE template <typename Char> void vformat_to( - buffer<Char>& buf, basic_string_view<Char> fmt, + buffer<Char> &buf, + basic_string_view<Char> fmt, basic_format_args<FMT_BUFFER_CONTEXT(type_identity_t<Char>)> args, - locale_ref loc) { - // workaround for msvc bug regarding name-lookup in module - // link names into function scope - using detail::arg_formatter; - using detail::buffer_appender; - using detail::custom_formatter; - using detail::default_arg_formatter; - using detail::get_arg; - using detail::locale_ref; - using detail::parse_format_specs; - using detail::specs_checker; - using detail::specs_handler; - using detail::to_unsigned; - using detail::type; - using detail::write; - auto out = buffer_appender<Char>(buf); - if (fmt.size() == 2 && equal2(fmt.data(), "{}")) { - auto arg = args.get(0); - if (!arg) error_handler().on_error("argument not found"); - visit_format_arg(default_arg_formatter<Char>{out, args, loc}, arg); - return; - } - - struct format_handler : error_handler { - basic_format_parse_context<Char> parse_context; - buffer_context<Char> context; - - format_handler(buffer_appender<Char> p_out, basic_string_view<Char> str, - basic_format_args<buffer_context<Char>> p_args, - locale_ref p_loc) - : parse_context(str), context(p_out, p_args, p_loc) {} - - void on_text(const Char* begin, const Char* end) { - auto text = basic_string_view<Char>(begin, to_unsigned(end - begin)); - context.advance_to(write<Char>(context.out(), text)); - } - - FMT_CONSTEXPR auto on_arg_id() -> int { - return parse_context.next_arg_id(); - } - FMT_CONSTEXPR auto on_arg_id(int id) -> int { - return parse_context.check_arg_id(id), id; - } - FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int { - int arg_id = context.arg_id(id); - if (arg_id < 0) on_error("argument not found"); - return arg_id; - } - - FMT_INLINE void on_replacement_field(int id, const Char*) { - auto arg = get_arg(context, id); - context.advance_to(visit_format_arg( - default_arg_formatter<Char>{context.out(), context.args(), - context.locale()}, - arg)); - } - - auto on_format_specs(int id, const Char* begin, const Char* end) - -> const Char* { - auto arg = get_arg(context, id); - if (arg.type() == type::custom_type) { - parse_context.advance_to(parse_context.begin() + - (begin - &*parse_context.begin())); - visit_format_arg(custom_formatter<Char>{parse_context, context}, arg); - return parse_context.begin(); - } - auto specs = basic_format_specs<Char>(); - specs_checker<specs_handler<Char>> handler( - specs_handler<Char>(specs, parse_context, context), arg.type()); - begin = parse_format_specs(begin, end, handler); - if (begin == end || *begin != '}') - on_error("missing '}' in format string"); - auto f = arg_formatter<Char>{context.out(), specs, context.locale()}; - context.advance_to(visit_format_arg(f, arg)); - return begin; - } - }; - detail::parse_format_string<false>(fmt, format_handler(out, fmt, args, loc)); + locale_ref loc) +{ + // workaround for msvc bug regarding name-lookup in module + // link names into function scope + using detail::arg_formatter; + using detail::buffer_appender; + using detail::custom_formatter; + using detail::default_arg_formatter; + using detail::get_arg; + using detail::locale_ref; + using detail::parse_format_specs; + using detail::specs_checker; + using detail::specs_handler; + using detail::to_unsigned; + using detail::type; + using detail::write; + auto out = buffer_appender<Char>(buf); + if(fmt.size() == 2 && equal2(fmt.data(), "{}")) + { + auto arg = args.get(0); + if(!arg) + error_handler().on_error("argument not found"); + visit_format_arg(default_arg_formatter<Char>{out, args, loc}, arg); + return; + } + + struct format_handler : error_handler + { + basic_format_parse_context<Char> parse_context; + buffer_context<Char> context; + + format_handler( + buffer_appender<Char> p_out, + basic_string_view<Char> str, + basic_format_args<buffer_context<Char>> p_args, + locale_ref p_loc) : + parse_context(str), context(p_out, p_args, p_loc) + { + } + + void on_text(const Char *begin, const Char *end) + { + auto text = basic_string_view<Char>(begin, to_unsigned(end - begin)); + context.advance_to(write<Char>(context.out(), text)); + } + + FMT_CONSTEXPR auto on_arg_id() -> int { return parse_context.next_arg_id(); } + FMT_CONSTEXPR auto on_arg_id(int id) -> int { return parse_context.check_arg_id(id), id; } + FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int + { + int arg_id = context.arg_id(id); + if(arg_id < 0) + on_error("argument not found"); + return arg_id; + } + + FMT_INLINE void on_replacement_field(int id, const Char *) + { + auto arg = get_arg(context, id); + context.advance_to( + visit_format_arg(default_arg_formatter<Char>{context.out(), context.args(), context.locale()}, arg)); + } + + auto on_format_specs(int id, const Char *begin, const Char *end) -> const Char * + { + auto arg = get_arg(context, id); + if(arg.type() == type::custom_type) + { + parse_context.advance_to(parse_context.begin() + (begin - &*parse_context.begin())); + visit_format_arg(custom_formatter<Char>{parse_context, context}, arg); + return parse_context.begin(); + } + auto specs = basic_format_specs<Char>(); + specs_checker<specs_handler<Char>> handler(specs_handler<Char>(specs, parse_context, context), arg.type()); + begin = parse_format_specs(begin, end, handler); + if(begin == end || *begin != '}') + on_error("missing '}' in format string"); + auto f = arg_formatter<Char>{context.out(), specs, context.locale()}; + context.advance_to(visit_format_arg(f, arg)); + return begin; + } + }; + detail::parse_format_string<false>(fmt, format_handler(out, fmt, args, loc)); } #ifndef FMT_HEADER_ONLY -extern template FMT_API auto thousands_sep_impl<char>(locale_ref) - -> thousands_sep_result<char>; -extern template FMT_API auto thousands_sep_impl<wchar_t>(locale_ref) - -> thousands_sep_result<wchar_t>; +extern template FMT_API auto thousands_sep_impl<char>(locale_ref) -> thousands_sep_result<char>; +extern template FMT_API auto thousands_sep_impl<wchar_t>(locale_ref) -> thousands_sep_result<wchar_t>; extern template FMT_API auto decimal_point_impl(locale_ref) -> char; extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; -#endif // FMT_HEADER_ONLY +#endif // FMT_HEADER_ONLY FMT_END_DETAIL_NAMESPACE #if FMT_USE_USER_DEFINED_LITERALS -inline namespace literals { +inline namespace literals +{ /** \rst User-defined literal equivalent of :func:`fmt::arg`. @@ -4159,59 +4704,64 @@ inline namespace literals { fmt::print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); \endrst */ -# if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <detail_exported::fixed_string Str> constexpr auto operator""_a() { - using char_t = remove_cvref_t<decltype(Str.data[0])>; - return detail::udl_arg<char_t, sizeof(Str.data) / sizeof(char_t), Str>(); +#if FMT_USE_NONTYPE_TEMPLATE_ARGS +template <detail_exported::fixed_string Str> +constexpr auto operator""_a() +{ + using char_t = remove_cvref_t<decltype(Str.data[0])>; + return detail::udl_arg<char_t, sizeof(Str.data) / sizeof(char_t), Str>(); } -# else -constexpr auto operator"" _a(const char* s, size_t) -> detail::udl_arg<char> { - return {s}; +#else +constexpr auto operator"" _a(const char *s, size_t) -> detail::udl_arg<char> +{ + return {s}; } -# endif -} // namespace literals -#endif // FMT_USE_USER_DEFINED_LITERALS +#endif +} // namespace literals +#endif // FMT_USE_USER_DEFINED_LITERALS template <typename Locale, FMT_ENABLE_IF(detail::is_locale<Locale>::value)> -inline auto vformat(const Locale& loc, string_view fmt, format_args args) - -> std::string { - return detail::vformat(loc, fmt, args); +inline auto vformat(const Locale &loc, string_view fmt, format_args args) -> std::string +{ + return detail::vformat(loc, fmt, args); } -template <typename Locale, typename... T, - FMT_ENABLE_IF(detail::is_locale<Locale>::value)> -inline auto format(const Locale& loc, format_string<T...> fmt, T&&... args) - -> std::string { - return vformat(loc, string_view(fmt), fmt::make_format_args(args...)); +template <typename Locale, typename... T, FMT_ENABLE_IF(detail::is_locale<Locale>::value)> +inline auto format(const Locale &loc, format_string<T...> fmt, T &&...args) -> std::string +{ + return vformat(loc, string_view(fmt), fmt::make_format_args(args...)); } -template <typename OutputIt, typename Locale, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value&& - detail::is_locale<Locale>::value)> -auto vformat_to(OutputIt out, const Locale& loc, string_view fmt, - format_args args) -> OutputIt { - using detail::get_buffer; - auto&& buf = get_buffer<char>(out); - detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); - return detail::get_iterator(buf); +template < + typename OutputIt, + typename Locale, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value &&detail::is_locale<Locale>::value)> +auto vformat_to(OutputIt out, const Locale &loc, string_view fmt, format_args args) -> OutputIt +{ + using detail::get_buffer; + auto &&buf = get_buffer<char>(out); + detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); + return detail::get_iterator(buf); } -template <typename OutputIt, typename Locale, typename... T, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value&& - detail::is_locale<Locale>::value)> -FMT_INLINE auto format_to(OutputIt out, const Locale& loc, - format_string<T...> fmt, T&&... args) -> OutputIt { - return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); +template < + typename OutputIt, + typename Locale, + typename... T, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value &&detail::is_locale<Locale>::value)> +FMT_INLINE auto format_to(OutputIt out, const Locale &loc, format_string<T...> fmt, T &&...args) -> OutputIt +{ + return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); } FMT_MODULE_EXPORT_END FMT_END_NAMESPACE #ifdef FMT_HEADER_ONLY -# define FMT_FUNC inline -# include "format-inl.h" +#define FMT_FUNC inline +#include "format-inl.h" #else -# define FMT_FUNC +#define FMT_FUNC #endif -#endif // FMT_FORMAT_H_ +#endif // FMT_FORMAT_H_ diff --git a/include/spdlog/fmt/bundled/os.h b/include/spdlog/fmt/bundled/os.h index d82be1125..417c09e35 100644 --- a/include/spdlog/fmt/bundled/os.h +++ b/include/spdlog/fmt/bundled/os.h @@ -11,61 +11,60 @@ #include <cerrno> #include <cstddef> #include <cstdio> -#include <system_error> // std::system_error +#include <system_error> // std::system_error #if defined __APPLE__ || defined(__FreeBSD__) -# include <xlocale.h> // for LC_NUMERIC_MASK on OS X +#include <xlocale.h> // for LC_NUMERIC_MASK on OS X #endif #include "format.h" #ifndef FMT_USE_FCNTL // UWP doesn't provide _pipe. -# if FMT_HAS_INCLUDE("winapifamily.h") -# include <winapifamily.h> -# endif -# if (FMT_HAS_INCLUDE(<fcntl.h>) || defined(__APPLE__) || \ - defined(__linux__)) && \ - (!defined(WINAPI_FAMILY) || \ - (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) -# include <fcntl.h> // for O_RDONLY -# define FMT_USE_FCNTL 1 -# else -# define FMT_USE_FCNTL 0 -# endif +#if FMT_HAS_INCLUDE("winapifamily.h") +#include <winapifamily.h> +#endif +#if(FMT_HAS_INCLUDE(<fcntl.h>) || defined(__APPLE__) || defined(__linux__)) && \ + (!defined(WINAPI_FAMILY) || (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) +#include <fcntl.h> // for O_RDONLY +#define FMT_USE_FCNTL 1 +#else +#define FMT_USE_FCNTL 0 +#endif #endif #ifndef FMT_POSIX -# if defined(_WIN32) && !defined(__MINGW32__) +#if defined(_WIN32) && !defined(__MINGW32__) // Fix warnings about deprecated symbols. -# define FMT_POSIX(call) _##call -# else -# define FMT_POSIX(call) call -# endif +#define FMT_POSIX(call) _##call +#else +#define FMT_POSIX(call) call +#endif #endif // Calls to system functions are wrapped in FMT_SYSTEM for testability. #ifdef FMT_SYSTEM -# define FMT_POSIX_CALL(call) FMT_SYSTEM(call) +#define FMT_POSIX_CALL(call) FMT_SYSTEM(call) #else -# define FMT_SYSTEM(call) ::call -# ifdef _WIN32 +#define FMT_SYSTEM(call) ::call +#ifdef _WIN32 // Fix warnings about deprecated symbols. -# define FMT_POSIX_CALL(call) ::_##call -# else -# define FMT_POSIX_CALL(call) ::call -# endif +#define FMT_POSIX_CALL(call) ::_##call +#else +#define FMT_POSIX_CALL(call) ::call +#endif #endif // Retries the expression while it evaluates to error_result and errno // equals to EINTR. #ifndef _WIN32 -# define FMT_RETRY_VAL(result, expression, error_result) \ - do { \ - (result) = (expression); \ - } while ((result) == (error_result) && errno == EINTR) +#define FMT_RETRY_VAL(result, expression, error_result) \ + do \ + { \ + (result) = (expression); \ + } while((result) == (error_result) && errno == EINTR) #else -# define FMT_RETRY_VAL(result, expression, error_result) result = (expression) +#define FMT_RETRY_VAL(result, expression, error_result) result = (expression) #endif #define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) @@ -98,76 +97,79 @@ FMT_MODULE_EXPORT_BEGIN format(std::string("{}"), 42); \endrst */ -template <typename Char> class basic_cstring_view { - private: - const Char* data_; - - public: - /** Constructs a string reference object from a C string. */ - basic_cstring_view(const Char* s) : data_(s) {} - - /** - \rst - Constructs a string reference from an ``std::string`` object. - \endrst - */ - basic_cstring_view(const std::basic_string<Char>& s) : data_(s.c_str()) {} - - /** Returns the pointer to a C string. */ - const Char* c_str() const { return data_; } +template <typename Char> +class basic_cstring_view +{ +private: + const Char *data_; + +public: + /** Constructs a string reference object from a C string. */ + basic_cstring_view(const Char *s) : data_(s) {} + + /** + \rst + Constructs a string reference from an ``std::string`` object. + \endrst + */ + basic_cstring_view(const std::basic_string<Char> &s) : data_(s.c_str()) {} + + /** Returns the pointer to a C string. */ + const Char *c_str() const { return data_; } }; -using cstring_view = basic_cstring_view<char>; +using cstring_view = basic_cstring_view<char>; using wcstring_view = basic_cstring_view<wchar_t>; -template <typename Char> struct formatter<std::error_code, Char> { - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return ctx.begin(); - } - - template <typename FormatContext> - FMT_CONSTEXPR auto format(const std::error_code& ec, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto out = ctx.out(); - out = detail::write_bytes(out, ec.category().name(), - basic_format_specs<Char>()); - out = detail::write<Char>(out, Char(':')); - out = detail::write<Char>(out, ec.value()); - return out; - } +template <typename Char> +struct formatter<std::error_code, Char> +{ + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template <typename FormatContext> + FMT_CONSTEXPR auto format(const std::error_code &ec, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto out = ctx.out(); + out = detail::write_bytes(out, ec.category().name(), basic_format_specs<Char>()); + out = detail::write<Char>(out, Char(':')); + out = detail::write<Char>(out, ec.value()); + return out; + } }; #ifdef _WIN32 -FMT_API const std::error_category& system_category() noexcept; +FMT_API const std::error_category &system_category() noexcept; FMT_BEGIN_DETAIL_NAMESPACE // A converter from UTF-16 to UTF-8. // It is only provided for Windows since other systems support UTF-8 natively. -class utf16_to_utf8 { - private: - memory_buffer buffer_; - - public: - utf16_to_utf8() {} - FMT_API explicit utf16_to_utf8(basic_string_view<wchar_t> s); - operator string_view() const { return string_view(&buffer_[0], size()); } - size_t size() const { return buffer_.size() - 1; } - const char* c_str() const { return &buffer_[0]; } - std::string str() const { return std::string(&buffer_[0], size()); } - - // Performs conversion returning a system error code instead of - // throwing exception on conversion error. This method may still throw - // in case of memory allocation error. - FMT_API int convert(basic_string_view<wchar_t> s); +class utf16_to_utf8 +{ +private: + memory_buffer buffer_; + +public: + utf16_to_utf8() {} + FMT_API explicit utf16_to_utf8(basic_string_view<wchar_t> s); + operator string_view() const { return string_view(&buffer_[0], size()); } + size_t size() const { return buffer_.size() - 1; } + const char *c_str() const { return &buffer_[0]; } + std::string str() const { return std::string(&buffer_[0], size()); } + + // Performs conversion returning a system error code instead of + // throwing exception on conversion error. This method may still throw + // in case of memory allocation error. + FMT_API int convert(basic_string_view<wchar_t> s); }; -FMT_API void format_windows_error(buffer<char>& out, int error_code, - const char* message) noexcept; +FMT_API void format_windows_error(buffer<char> &out, int error_code, const char *message) noexcept; FMT_END_DETAIL_NAMESPACE -FMT_API std::system_error vwindows_error(int error_code, string_view format_str, - format_args args); +FMT_API std::system_error vwindows_error(int error_code, string_view format_str, format_args args); /** \rst @@ -198,78 +200,79 @@ FMT_API std::system_error vwindows_error(int error_code, string_view format_str, \endrst */ template <typename... Args> -std::system_error windows_error(int error_code, string_view message, - const Args&... args) { - return vwindows_error(error_code, message, fmt::make_format_args(args...)); +std::system_error windows_error(int error_code, string_view message, const Args &...args) +{ + return vwindows_error(error_code, message, fmt::make_format_args(args...)); } // Reports a Windows error without throwing an exception. // Can be used to report errors from destructors. -FMT_API void report_windows_error(int error_code, const char* message) noexcept; +FMT_API void report_windows_error(int error_code, const char *message) noexcept; #else -inline const std::error_category& system_category() noexcept { - return std::system_category(); +inline const std::error_category &system_category() noexcept +{ + return std::system_category(); } -#endif // _WIN32 +#endif // _WIN32 // std::system is not available on some platforms such as iOS (#2248). #ifdef __OSX__ template <typename S, typename... Args, typename Char = char_t<S>> -void say(const S& format_str, Args&&... args) { - std::system(format("say \"{}\"", format(format_str, args...)).c_str()); +void say(const S &format_str, Args &&...args) +{ + std::system(format("say \"{}\"", format(format_str, args...)).c_str()); } #endif // A buffered file. -class buffered_file { - private: - FILE* file_; +class buffered_file +{ +private: + FILE *file_; - friend class file; + friend class file; - explicit buffered_file(FILE* f) : file_(f) {} + explicit buffered_file(FILE *f) : file_(f) {} - public: - buffered_file(const buffered_file&) = delete; - void operator=(const buffered_file&) = delete; +public: + buffered_file(const buffered_file &) = delete; + void operator=(const buffered_file &) = delete; - // Constructs a buffered_file object which doesn't represent any file. - buffered_file() noexcept : file_(nullptr) {} + // Constructs a buffered_file object which doesn't represent any file. + buffered_file() noexcept : file_(nullptr) {} - // Destroys the object closing the file it represents if any. - FMT_API ~buffered_file() noexcept; + // Destroys the object closing the file it represents if any. + FMT_API ~buffered_file() noexcept; - public: - buffered_file(buffered_file&& other) noexcept : file_(other.file_) { - other.file_ = nullptr; - } +public: + buffered_file(buffered_file &&other) noexcept : file_(other.file_) { other.file_ = nullptr; } - buffered_file& operator=(buffered_file&& other) { - close(); - file_ = other.file_; - other.file_ = nullptr; - return *this; - } + buffered_file &operator=(buffered_file &&other) + { + close(); + file_ = other.file_; + other.file_ = nullptr; + return *this; + } - // Opens a file. - FMT_API buffered_file(cstring_view filename, cstring_view mode); + // Opens a file. + FMT_API buffered_file(cstring_view filename, cstring_view mode); - // Closes the file. - FMT_API void close(); + // Closes the file. + FMT_API void close(); - // Returns the pointer to a FILE object representing this file. - FILE* get() const noexcept { return file_; } + // Returns the pointer to a FILE object representing this file. + FILE *get() const noexcept { return file_; } - FMT_API int descriptor() const; + FMT_API int descriptor() const; - void vprint(string_view format_str, format_args args) { - fmt::vprint(file_, format_str, args); - } + void vprint(string_view format_str, format_args args) { fmt::vprint(file_, format_str, args); } - template <typename... Args> - inline void print(string_view format_str, const Args&... args) { - vprint(format_str, fmt::make_format_args(args...)); - } + template <typename... Args> + inline void print(string_view format_str, const Args &...args) + { + vprint(format_str, fmt::make_format_args(args...)); + } }; #if FMT_USE_FCNTL @@ -279,82 +282,85 @@ class buffered_file { // closing the file multiple times will cause a crash on Windows rather // than an exception. You can get standard behavior by overriding the // invalid parameter handler with _set_invalid_parameter_handler. -class FMT_API file { - private: - int fd_; // File descriptor. - - // Constructs a file object with a given descriptor. - explicit file(int fd) : fd_(fd) {} - - public: - // Possible values for the oflag argument to the constructor. - enum { - RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. - WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. - RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. - CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. - APPEND = FMT_POSIX(O_APPEND), // Open in append mode. - TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. - }; - - // Constructs a file object which doesn't represent any file. - file() noexcept : fd_(-1) {} - - // Opens a file and constructs a file object representing this file. - file(cstring_view path, int oflag); - - public: - file(const file&) = delete; - void operator=(const file&) = delete; - - file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; } - - // Move assignment is not noexcept because close may throw. - file& operator=(file&& other) { - close(); - fd_ = other.fd_; - other.fd_ = -1; - return *this; - } - - // Destroys the object closing the file it represents if any. - ~file() noexcept; - - // Returns the file descriptor. - int descriptor() const noexcept { return fd_; } - - // Closes the file. - void close(); - - // Returns the file size. The size has signed type for consistency with - // stat::st_size. - long long size() const; - - // Attempts to read count bytes from the file into the specified buffer. - size_t read(void* buffer, size_t count); - - // Attempts to write count bytes from the specified buffer to the file. - size_t write(const void* buffer, size_t count); - - // Duplicates a file descriptor with the dup function and returns - // the duplicate as a file object. - static file dup(int fd); - - // Makes fd be the copy of this file descriptor, closing fd first if - // necessary. - void dup2(int fd); - - // Makes fd be the copy of this file descriptor, closing fd first if - // necessary. - void dup2(int fd, std::error_code& ec) noexcept; - - // Creates a pipe setting up read_end and write_end file objects for reading - // and writing respectively. - static void pipe(file& read_end, file& write_end); - - // Creates a buffered_file object associated with this file and detaches - // this file object from the file. - buffered_file fdopen(const char* mode); +class FMT_API file +{ +private: + int fd_; // File descriptor. + + // Constructs a file object with a given descriptor. + explicit file(int fd) : fd_(fd) {} + +public: + // Possible values for the oflag argument to the constructor. + enum + { + RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. + WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. + RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. + CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. + APPEND = FMT_POSIX(O_APPEND), // Open in append mode. + TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. + }; + + // Constructs a file object which doesn't represent any file. + file() noexcept : fd_(-1) {} + + // Opens a file and constructs a file object representing this file. + file(cstring_view path, int oflag); + +public: + file(const file &) = delete; + void operator=(const file &) = delete; + + file(file &&other) noexcept : fd_(other.fd_) { other.fd_ = -1; } + + // Move assignment is not noexcept because close may throw. + file &operator=(file &&other) + { + close(); + fd_ = other.fd_; + other.fd_ = -1; + return *this; + } + + // Destroys the object closing the file it represents if any. + ~file() noexcept; + + // Returns the file descriptor. + int descriptor() const noexcept { return fd_; } + + // Closes the file. + void close(); + + // Returns the file size. The size has signed type for consistency with + // stat::st_size. + long long size() const; + + // Attempts to read count bytes from the file into the specified buffer. + size_t read(void *buffer, size_t count); + + // Attempts to write count bytes from the specified buffer to the file. + size_t write(const void *buffer, size_t count); + + // Duplicates a file descriptor with the dup function and returns + // the duplicate as a file object. + static file dup(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd); + + // Makes fd be the copy of this file descriptor, closing fd first if + // necessary. + void dup2(int fd, std::error_code &ec) noexcept; + + // Creates a pipe setting up read_end and write_end file objects for reading + // and writing respectively. + static void pipe(file &read_end, file &write_end); + + // Creates a buffered_file object associated with this file and detaches + // this file object from the file. + buffered_file fdopen(const char *mode); }; // Returns the memory page size. @@ -362,39 +368,43 @@ long getpagesize(); FMT_BEGIN_DETAIL_NAMESPACE -struct buffer_size { - buffer_size() = default; - size_t value = 0; - buffer_size operator=(size_t val) const { - auto bs = buffer_size(); - bs.value = val; - return bs; - } +struct buffer_size +{ + buffer_size() = default; + size_t value = 0; + buffer_size operator=(size_t val) const + { + auto bs = buffer_size(); + bs.value = val; + return bs; + } }; -struct ostream_params { - int oflag = file::WRONLY | file::CREATE | file::TRUNC; - size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; +struct ostream_params +{ + int oflag = file::WRONLY | file::CREATE | file::TRUNC; + size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; - ostream_params() {} + ostream_params() {} - template <typename... T> - ostream_params(T... params, int new_oflag) : ostream_params(params...) { - oflag = new_oflag; - } + template <typename... T> + ostream_params(T... params, int new_oflag) : ostream_params(params...) + { + oflag = new_oflag; + } - template <typename... T> - ostream_params(T... params, detail::buffer_size bs) - : ostream_params(params...) { - this->buffer_size = bs.value; - } + template <typename... T> + ostream_params(T... params, detail::buffer_size bs) : ostream_params(params...) + { + this->buffer_size = bs.value; + } // Intel has a bug that results in failure to deduce a constructor // for empty parameter packs. -# if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 - ostream_params(int new_oflag) : oflag(new_oflag) {} - ostream_params(detail::buffer_size bs) : buffer_size(bs.value) {} -# endif +#if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 + ostream_params(int new_oflag) : oflag(new_oflag) {} + ostream_params(detail::buffer_size bs) : buffer_size(bs.value) {} +#endif }; FMT_END_DETAIL_NAMESPACE @@ -404,51 +414,57 @@ FMT_END_DETAIL_NAMESPACE constexpr detail::buffer_size buffer_size{}; /** A fast output stream which is not thread-safe. */ -class FMT_API ostream final : private detail::buffer<char> { - private: - file file_; - - void grow(size_t) override; - - ostream(cstring_view path, const detail::ostream_params& params) - : file_(path, params.oflag) { - set(new char[params.buffer_size], params.buffer_size); - } - - public: - ostream(ostream&& other) - : detail::buffer<char>(other.data(), other.size(), other.capacity()), - file_(std::move(other.file_)) { - other.clear(); - other.set(nullptr, 0); - } - ~ostream() { - flush(); - delete[] data(); - } - - void flush() { - if (size() == 0) return; - file_.write(data(), size()); - clear(); - } - - template <typename... T> - friend ostream output_file(cstring_view path, T... params); - - void close() { - flush(); - file_.close(); - } - - /** - Formats ``args`` according to specifications in ``fmt`` and writes the - output to the file. - */ - template <typename... T> void print(format_string<T...> fmt, T&&... args) { - vformat_to(detail::buffer_appender<char>(*this), fmt, - fmt::make_format_args(args...)); - } +class FMT_API ostream final : private detail::buffer<char> +{ +private: + file file_; + + void grow(size_t) override; + + ostream(cstring_view path, const detail::ostream_params ¶ms) : file_(path, params.oflag) + { + set(new char[params.buffer_size], params.buffer_size); + } + +public: + ostream(ostream &&other) : + detail::buffer<char>(other.data(), other.size(), other.capacity()), file_(std::move(other.file_)) + { + other.clear(); + other.set(nullptr, 0); + } + ~ostream() + { + flush(); + delete[] data(); + } + + void flush() + { + if(size() == 0) + return; + file_.write(data(), size()); + clear(); + } + + template <typename... T> + friend ostream output_file(cstring_view path, T... params); + + void close() + { + flush(); + file_.close(); + } + + /** + Formats ``args`` according to specifications in ``fmt`` and writes the + output to the file. + */ + template <typename... T> + void print(format_string<T...> fmt, T &&...args) + { + vformat_to(detail::buffer_appender<char>(*this), fmt, fmt::make_format_args(args...)); + } }; /** @@ -467,12 +483,13 @@ class FMT_API ostream final : private detail::buffer<char> { \endrst */ template <typename... T> -inline ostream output_file(cstring_view path, T... params) { - return {path, detail::ostream_params(params...)}; +inline ostream output_file(cstring_view path, T... params) +{ + return {path, detail::ostream_params(params...)}; } -#endif // FMT_USE_FCNTL +#endif // FMT_USE_FCNTL FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_OS_H_ +#endif // FMT_OS_H_ diff --git a/include/spdlog/fmt/bundled/ostream.h b/include/spdlog/fmt/bundled/ostream.h index c3cdd4a61..64a3b6cd2 100644 --- a/include/spdlog/fmt/bundled/ostream.h +++ b/include/spdlog/fmt/bundled/ostream.h @@ -11,156 +11,173 @@ #include <fstream> #include <ostream> #if defined(_WIN32) && defined(__GLIBCXX__) -# include <ext/stdio_filebuf.h> -# include <ext/stdio_sync_filebuf.h> +#include <ext/stdio_filebuf.h> +#include <ext/stdio_sync_filebuf.h> #elif defined(_WIN32) && defined(_LIBCPP_VERSION) -# include <__std_stream> +#include <__std_stream> #endif #include "format.h" FMT_BEGIN_NAMESPACE -template <typename OutputIt, typename Char> class basic_printf_context; +template <typename OutputIt, typename Char> +class basic_printf_context; -namespace detail { +namespace detail +{ // Checks if T has a user-defined operator<<. template <typename T, typename Char, typename Enable = void> -class is_streamable { - private: - template <typename U> - static auto test(int) - -> bool_constant<sizeof(std::declval<std::basic_ostream<Char>&>() - << std::declval<U>()) != 0>; +class is_streamable +{ +private: + template <typename U> + static auto test(int) + -> bool_constant<sizeof(std::declval<std::basic_ostream<Char> &>() << std::declval<U>()) != 0>; - template <typename> static auto test(...) -> std::false_type; + template <typename> + static auto test(...) -> std::false_type; - using result = decltype(test<T>(0)); + using result = decltype(test<T>(0)); - public: - is_streamable() = default; +public: + is_streamable() = default; - static const bool value = result::value; + static const bool value = result::value; }; // Formatting of built-in types and arrays is intentionally disabled because // it's handled by standard (non-ostream) formatters. template <typename T, typename Char> struct is_streamable< - T, Char, + T, + Char, enable_if_t< - std::is_arithmetic<T>::value || std::is_array<T>::value || - std::is_pointer<T>::value || std::is_same<T, char8_type>::value || - std::is_convertible<T, fmt::basic_string_view<Char>>::value || + std::is_arithmetic<T>::value || std::is_array<T>::value || std::is_pointer<T>::value || + std::is_same<T, char8_type>::value || std::is_convertible<T, fmt::basic_string_view<Char>>::value || std::is_same<T, std_string_view<Char>>::value || - (std::is_convertible<T, int>::value && !std::is_enum<T>::value)>> - : std::false_type {}; + (std::is_convertible<T, int>::value && !std::is_enum<T>::value)>> : std::false_type +{ +}; // Generate a unique explicit instantion in every translation unit using a tag // type in an anonymous namespace. -namespace { -struct file_access_tag {}; -} // namespace -template <class Tag, class BufType, FILE* BufType::*FileMemberPtr> -class file_access { - friend auto get_file(BufType& obj) -> FILE* { return obj.*FileMemberPtr; } +namespace +{ + struct file_access_tag + { + }; +} // namespace +template <class Tag, class BufType, FILE *BufType::*FileMemberPtr> +class file_access +{ + friend auto get_file(BufType &obj) -> FILE * { return obj.*FileMemberPtr; } }; #if FMT_MSC_VERSION -template class file_access<file_access_tag, std::filebuf, - &std::filebuf::_Myfile>; -auto get_file(std::filebuf&) -> FILE*; +template class file_access<file_access_tag, std::filebuf, &std::filebuf::_Myfile>; +auto get_file(std::filebuf &) -> FILE *; #elif defined(_WIN32) && defined(_LIBCPP_VERSION) -template class file_access<file_access_tag, std::__stdoutbuf<char>, - &std::__stdoutbuf<char>::__file_>; -auto get_file(std::__stdoutbuf<char>&) -> FILE*; +template class file_access<file_access_tag, std::__stdoutbuf<char>, &std::__stdoutbuf<char>::__file_>; +auto get_file(std::__stdoutbuf<char> &) -> FILE *; #endif -inline bool write_ostream_unicode(std::ostream& os, fmt::string_view data) { +inline bool write_ostream_unicode(std::ostream &os, fmt::string_view data) +{ #if FMT_MSC_VERSION - if (auto* buf = dynamic_cast<std::filebuf*>(os.rdbuf())) - if (FILE* f = get_file(*buf)) return write_console(f, data); + if(auto *buf = dynamic_cast<std::filebuf *>(os.rdbuf())) + if(FILE *f = get_file(*buf)) + return write_console(f, data); #elif defined(_WIN32) && defined(__GLIBCXX__) - auto* rdbuf = os.rdbuf(); - FILE* c_file; - if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char>*>(rdbuf)) - c_file = fbuf->file(); - else if (auto* fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char>*>(rdbuf)) - c_file = fbuf->file(); - else - return false; - if (c_file) return write_console(c_file, data); + auto *rdbuf = os.rdbuf(); + FILE *c_file; + if(auto *fbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char> *>(rdbuf)) + c_file = fbuf->file(); + else if(auto *fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char> *>(rdbuf)) + c_file = fbuf->file(); + else + return false; + if(c_file) + return write_console(c_file, data); #elif defined(_WIN32) && defined(_LIBCPP_VERSION) - if (auto* buf = dynamic_cast<std::__stdoutbuf<char>*>(os.rdbuf())) - if (FILE* f = get_file(*buf)) return write_console(f, data); + if(auto *buf = dynamic_cast<std::__stdoutbuf<char> *>(os.rdbuf())) + if(FILE *f = get_file(*buf)) + return write_console(f, data); #else - ignore_unused(os, data); + ignore_unused(os, data); #endif - return false; + return false; } -inline bool write_ostream_unicode(std::wostream&, - fmt::basic_string_view<wchar_t>) { - return false; +inline bool write_ostream_unicode(std::wostream &, fmt::basic_string_view<wchar_t>) +{ + return false; } // Write the content of buf to os. // It is a separate function rather than a part of vprint to simplify testing. template <typename Char> -void write_buffer(std::basic_ostream<Char>& os, buffer<Char>& buf) { - const Char* buf_data = buf.data(); - using unsigned_streamsize = std::make_unsigned<std::streamsize>::type; - unsigned_streamsize size = buf.size(); - unsigned_streamsize max_size = to_unsigned(max_value<std::streamsize>()); - do { - unsigned_streamsize n = size <= max_size ? size : max_size; - os.write(buf_data, static_cast<std::streamsize>(n)); - buf_data += n; - size -= n; - } while (size != 0); +void write_buffer(std::basic_ostream<Char> &os, buffer<Char> &buf) +{ + const Char *buf_data = buf.data(); + using unsigned_streamsize = std::make_unsigned<std::streamsize>::type; + unsigned_streamsize size = buf.size(); + unsigned_streamsize max_size = to_unsigned(max_value<std::streamsize>()); + do + { + unsigned_streamsize n = size <= max_size ? size : max_size; + os.write(buf_data, static_cast<std::streamsize>(n)); + buf_data += n; + size -= n; + } while(size != 0); } template <typename Char, typename T> -void format_value(buffer<Char>& buf, const T& value, - locale_ref loc = locale_ref()) { - auto&& format_buf = formatbuf<std::basic_streambuf<Char>>(buf); - auto&& output = std::basic_ostream<Char>(&format_buf); +void format_value(buffer<Char> &buf, const T &value, locale_ref loc = locale_ref()) +{ + auto &&format_buf = formatbuf<std::basic_streambuf<Char>>(buf); + auto &&output = std::basic_ostream<Char>(&format_buf); #if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) - if (loc) output.imbue(loc.get<std::locale>()); + if(loc) + output.imbue(loc.get<std::locale>()); #endif - output << value; - output.exceptions(std::ios_base::failbit | std::ios_base::badbit); + output << value; + output.exceptions(std::ios_base::failbit | std::ios_base::badbit); } -template <typename T> struct streamed_view { const T& value; }; +template <typename T> +struct streamed_view +{ + const T &value; +}; -} // namespace detail +} // namespace detail // Formats an object of type T that has an overloaded ostream operator<<. template <typename Char> -struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> { - void set_debug_format() = delete; - - template <typename T, typename OutputIt> - auto format(const T& value, basic_format_context<OutputIt, Char>& ctx) const - -> OutputIt { - auto buffer = basic_memory_buffer<Char>(); - format_value(buffer, value, ctx.locale()); - return formatter<basic_string_view<Char>, Char>::format( - {buffer.data(), buffer.size()}, ctx); - } +struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> +{ + void set_debug_format() = delete; + + template <typename T, typename OutputIt> + auto format(const T &value, basic_format_context<OutputIt, Char> &ctx) const -> OutputIt + { + auto buffer = basic_memory_buffer<Char>(); + format_value(buffer, value, ctx.locale()); + return formatter<basic_string_view<Char>, Char>::format({buffer.data(), buffer.size()}, ctx); + } }; using ostream_formatter = basic_ostream_formatter<char>; template <typename T, typename Char> -struct formatter<detail::streamed_view<T>, Char> - : basic_ostream_formatter<Char> { - template <typename OutputIt> - auto format(detail::streamed_view<T> view, - basic_format_context<OutputIt, Char>& ctx) const -> OutputIt { - return basic_ostream_formatter<Char>::format(view.value, ctx); - } +struct formatter<detail::streamed_view<T>, Char> : basic_ostream_formatter<Char> +{ + template <typename OutputIt> + auto format(detail::streamed_view<T> view, basic_format_context<OutputIt, Char> &ctx) const -> OutputIt + { + return basic_ostream_formatter<Char>::format(view.value, ctx); + } }; /** @@ -174,36 +191,41 @@ struct formatter<detail::streamed_view<T>, Char> \endrst */ template <typename T> -auto streamed(const T& value) -> detail::streamed_view<T> { - return {value}; +auto streamed(const T &value) -> detail::streamed_view<T> +{ + return {value}; } -namespace detail { +namespace detail +{ // Formats an object of type T that has an overloaded ostream operator<<. template <typename T, typename Char> -struct fallback_formatter<T, Char, enable_if_t<is_streamable<T, Char>::value>> - : basic_ostream_formatter<Char> { - using basic_ostream_formatter<Char>::format; +struct fallback_formatter<T, Char, enable_if_t<is_streamable<T, Char>::value>> : basic_ostream_formatter<Char> +{ + using basic_ostream_formatter<Char>::format; }; -inline void vprint_directly(std::ostream& os, string_view format_str, - format_args args) { - auto buffer = memory_buffer(); - detail::vformat_to(buffer, format_str, args); - detail::write_buffer(os, buffer); +inline void vprint_directly(std::ostream &os, string_view format_str, format_args args) +{ + auto buffer = memory_buffer(); + detail::vformat_to(buffer, format_str, args); + detail::write_buffer(os, buffer); } -} // namespace detail +} // namespace detail FMT_MODULE_EXPORT template <typename Char> -void vprint(std::basic_ostream<Char>& os, - basic_string_view<type_identity_t<Char>> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) { - auto buffer = basic_memory_buffer<Char>(); - detail::vformat_to(buffer, format_str, args); - if (detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) return; - detail::write_buffer(os, buffer); +void vprint( + std::basic_ostream<Char> &os, + basic_string_view<type_identity_t<Char>> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) +{ + auto buffer = basic_memory_buffer<Char>(); + detail::vformat_to(buffer, format_str, args); + if(detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) + return; + detail::write_buffer(os, buffer); } /** @@ -216,22 +238,22 @@ void vprint(std::basic_ostream<Char>& os, \endrst */ FMT_MODULE_EXPORT template <typename... T> -void print(std::ostream& os, format_string<T...> fmt, T&&... args) { - const auto& vargs = fmt::make_format_args(args...); - if (detail::is_utf8()) - vprint(os, fmt, vargs); - else - detail::vprint_directly(os, fmt, vargs); +void print(std::ostream &os, format_string<T...> fmt, T &&...args) +{ + const auto &vargs = fmt::make_format_args(args...); + if(detail::is_utf8()) + vprint(os, fmt, vargs); + else + detail::vprint_directly(os, fmt, vargs); } FMT_MODULE_EXPORT template <typename... Args> -void print(std::wostream& os, - basic_format_string<wchar_t, type_identity_t<Args>...> fmt, - Args&&... args) { - vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...)); +void print(std::wostream &os, basic_format_string<wchar_t, type_identity_t<Args>...> fmt, Args &&...args) +{ + vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...)); } FMT_END_NAMESPACE -#endif // FMT_OSTREAM_H_ +#endif // FMT_OSTREAM_H_ diff --git a/include/spdlog/fmt/bundled/printf.h b/include/spdlog/fmt/bundled/printf.h index 70a592dc2..3c2e6d16a 100644 --- a/include/spdlog/fmt/bundled/printf.h +++ b/include/spdlog/fmt/bundled/printf.h @@ -8,152 +8,188 @@ #ifndef FMT_PRINTF_H_ #define FMT_PRINTF_H_ -#include <algorithm> // std::max -#include <limits> // std::numeric_limits - #include "format.h" +#include <algorithm> // std::max +#include <limits> // std::numeric_limits + FMT_BEGIN_NAMESPACE FMT_MODULE_EXPORT_BEGIN -template <typename T> struct printf_formatter { printf_formatter() = delete; }; +template <typename T> +struct printf_formatter +{ + printf_formatter() = delete; +}; template <typename Char> -class basic_printf_parse_context : public basic_format_parse_context<Char> { - using basic_format_parse_context<Char>::basic_format_parse_context; +class basic_printf_parse_context : public basic_format_parse_context<Char> +{ + using basic_format_parse_context<Char>::basic_format_parse_context; }; -template <typename OutputIt, typename Char> class basic_printf_context { - private: - OutputIt out_; - basic_format_args<basic_printf_context> args_; - - public: - using char_type = Char; - using format_arg = basic_format_arg<basic_printf_context>; - using parse_context_type = basic_printf_parse_context<Char>; - template <typename T> using formatter_type = printf_formatter<T>; - - /** - \rst - Constructs a ``printf_context`` object. References to the arguments are - stored in the context object so make sure they have appropriate lifetimes. - \endrst - */ - basic_printf_context(OutputIt out, - basic_format_args<basic_printf_context> args) - : out_(out), args_(args) {} - - OutputIt out() { return out_; } - void advance_to(OutputIt it) { out_ = it; } - - detail::locale_ref locale() { return {}; } - - format_arg arg(int id) const { return args_.get(id); } - - FMT_CONSTEXPR void on_error(const char* message) { - detail::error_handler().on_error(message); - } +template <typename OutputIt, typename Char> +class basic_printf_context +{ +private: + OutputIt out_; + basic_format_args<basic_printf_context> args_; + +public: + using char_type = Char; + using format_arg = basic_format_arg<basic_printf_context>; + using parse_context_type = basic_printf_parse_context<Char>; + template <typename T> + using formatter_type = printf_formatter<T>; + + /** + \rst + Constructs a ``printf_context`` object. References to the arguments are + stored in the context object so make sure they have appropriate lifetimes. + \endrst + */ + basic_printf_context(OutputIt out, basic_format_args<basic_printf_context> args) : out_(out), args_(args) {} + + OutputIt out() { return out_; } + void advance_to(OutputIt it) { out_ = it; } + + detail::locale_ref locale() { return {}; } + + format_arg arg(int id) const { return args_.get(id); } + + FMT_CONSTEXPR void on_error(const char *message) { detail::error_handler().on_error(message); } }; FMT_BEGIN_DETAIL_NAMESPACE // Checks if a value fits in int - used to avoid warnings about comparing // signed and unsigned integers. -template <bool IsSigned> struct int_checker { - template <typename T> static bool fits_in_int(T value) { - unsigned max = max_value<int>(); - return value <= max; - } - static bool fits_in_int(bool) { return true; } +template <bool IsSigned> +struct int_checker +{ + template <typename T> + static bool fits_in_int(T value) + { + unsigned max = max_value<int>(); + return value <= max; + } + static bool fits_in_int(bool) { return true; } }; -template <> struct int_checker<true> { - template <typename T> static bool fits_in_int(T value) { - return value >= (std::numeric_limits<int>::min)() && - value <= max_value<int>(); - } - static bool fits_in_int(int) { return true; } +template <> +struct int_checker<true> +{ + template <typename T> + static bool fits_in_int(T value) + { + return value >= (std::numeric_limits<int>::min)() && value <= max_value<int>(); + } + static bool fits_in_int(int) { return true; } }; -class printf_precision_handler { - public: - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - int operator()(T value) { - if (!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value)) - FMT_THROW(format_error("number is too big")); - return (std::max)(static_cast<int>(value), 0); - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - int operator()(T) { - FMT_THROW(format_error("precision is not integer")); - return 0; - } +class printf_precision_handler +{ +public: + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + int operator()(T value) + { + if(!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value)) + FMT_THROW(format_error("number is too big")); + return (std::max)(static_cast<int>(value), 0); + } + + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + int operator()(T) + { + FMT_THROW(format_error("precision is not integer")); + return 0; + } }; // An argument visitor that returns true iff arg is a zero integer. -class is_zero_int { - public: - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - bool operator()(T value) { - return value == 0; - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - bool operator()(T) { - return false; - } +class is_zero_int +{ +public: + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + bool operator()(T value) + { + return value == 0; + } + + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + bool operator()(T) + { + return false; + } +}; + +template <typename T> +struct make_unsigned_or_bool : std::make_unsigned<T> +{ +}; + +template <> +struct make_unsigned_or_bool<bool> +{ + using type = bool; }; -template <typename T> struct make_unsigned_or_bool : std::make_unsigned<T> {}; - -template <> struct make_unsigned_or_bool<bool> { using type = bool; }; - -template <typename T, typename Context> class arg_converter { - private: - using char_type = typename Context::char_type; - - basic_format_arg<Context>& arg_; - char_type type_; - - public: - arg_converter(basic_format_arg<Context>& arg, char_type type) - : arg_(arg), type_(type) {} - - void operator()(bool value) { - if (type_ != 's') operator()<bool>(value); - } - - template <typename U, FMT_ENABLE_IF(std::is_integral<U>::value)> - void operator()(U value) { - bool is_signed = type_ == 'd' || type_ == 'i'; - using target_type = conditional_t<std::is_same<T, void>::value, U, T>; - if (const_check(sizeof(target_type) <= sizeof(int))) { - // Extra casts are used to silence warnings. - if (is_signed) { - arg_ = detail::make_arg<Context>( - static_cast<int>(static_cast<target_type>(value))); - } else { - using unsigned_type = typename make_unsigned_or_bool<target_type>::type; - arg_ = detail::make_arg<Context>( - static_cast<unsigned>(static_cast<unsigned_type>(value))); - } - } else { - if (is_signed) { - // glibc's printf doesn't sign extend arguments of smaller types: - // std::printf("%lld", -42); // prints "4294967254" - // but we don't have to do the same because it's a UB. - arg_ = detail::make_arg<Context>(static_cast<long long>(value)); - } else { - arg_ = detail::make_arg<Context>( - static_cast<typename make_unsigned_or_bool<U>::type>(value)); - } +template <typename T, typename Context> +class arg_converter +{ +private: + using char_type = typename Context::char_type; + + basic_format_arg<Context> &arg_; + char_type type_; + +public: + arg_converter(basic_format_arg<Context> &arg, char_type type) : arg_(arg), type_(type) {} + + void operator()(bool value) + { + if(type_ != 's') + operator()<bool>(value); } - } - template <typename U, FMT_ENABLE_IF(!std::is_integral<U>::value)> - void operator()(U) {} // No conversion needed for non-integral types. + template <typename U, FMT_ENABLE_IF(std::is_integral<U>::value)> + void operator()(U value) + { + bool is_signed = type_ == 'd' || type_ == 'i'; + using target_type = conditional_t<std::is_same<T, void>::value, U, T>; + if(const_check(sizeof(target_type) <= sizeof(int))) + { + // Extra casts are used to silence warnings. + if(is_signed) + { + arg_ = detail::make_arg<Context>(static_cast<int>(static_cast<target_type>(value))); + } + else + { + using unsigned_type = typename make_unsigned_or_bool<target_type>::type; + arg_ = detail::make_arg<Context>(static_cast<unsigned>(static_cast<unsigned_type>(value))); + } + } + else + { + if(is_signed) + { + // glibc's printf doesn't sign extend arguments of smaller types: + // std::printf("%lld", -42); // prints "4294967254" + // but we don't have to do the same because it's a UB. + arg_ = detail::make_arg<Context>(static_cast<long long>(value)); + } + else + { + arg_ = detail::make_arg<Context>(static_cast<typename make_unsigned_or_bool<U>::type>(value)); + } + } + } + + template <typename U, FMT_ENABLE_IF(!std::is_integral<U>::value)> + void operator()(U) + { + } // No conversion needed for non-integral types. }; // Converts an integer argument to T for printf, if T is an integral type. @@ -161,373 +197,423 @@ template <typename T, typename Context> class arg_converter { // type depending on the type specifier: 'd' and 'i' - signed, other - // unsigned). template <typename T, typename Context, typename Char> -void convert_arg(basic_format_arg<Context>& arg, Char type) { - visit_format_arg(arg_converter<T, Context>(arg, type), arg); +void convert_arg(basic_format_arg<Context> &arg, Char type) +{ + visit_format_arg(arg_converter<T, Context>(arg, type), arg); } // Converts an integer argument to char for printf. -template <typename Context> class char_converter { - private: - basic_format_arg<Context>& arg_; - - public: - explicit char_converter(basic_format_arg<Context>& arg) : arg_(arg) {} - - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - void operator()(T value) { - arg_ = detail::make_arg<Context>( - static_cast<typename Context::char_type>(value)); - } +template <typename Context> +class char_converter +{ +private: + basic_format_arg<Context> &arg_; + +public: + explicit char_converter(basic_format_arg<Context> &arg) : arg_(arg) {} + + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + void operator()(T value) + { + arg_ = detail::make_arg<Context>(static_cast<typename Context::char_type>(value)); + } - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - void operator()(T) {} // No conversion needed for non-integral types. + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + void operator()(T) + { + } // No conversion needed for non-integral types. }; // An argument visitor that return a pointer to a C string if argument is a // string or null otherwise. -template <typename Char> struct get_cstring { - template <typename T> const Char* operator()(T) { return nullptr; } - const Char* operator()(const Char* s) { return s; } +template <typename Char> +struct get_cstring +{ + template <typename T> + const Char *operator()(T) + { + return nullptr; + } + const Char *operator()(const Char *s) { return s; } }; // Checks if an argument is a valid printf width specifier and sets // left alignment if it is negative. -template <typename Char> class printf_width_handler { - private: - using format_specs = basic_format_specs<Char>; - - format_specs& specs_; - - public: - explicit printf_width_handler(format_specs& specs) : specs_(specs) {} +template <typename Char> +class printf_width_handler +{ +private: + using format_specs = basic_format_specs<Char>; + + format_specs &specs_; + +public: + explicit printf_width_handler(format_specs &specs) : specs_(specs) {} + + template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> + unsigned operator()(T value) + { + auto width = static_cast<uint32_or_64_or_128_t<T>>(value); + if(detail::is_negative(value)) + { + specs_.align = align::left; + width = 0 - width; + } + unsigned int_max = max_value<int>(); + if(width > int_max) + FMT_THROW(format_error("number is too big")); + return static_cast<unsigned>(width); + } - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - unsigned operator()(T value) { - auto width = static_cast<uint32_or_64_or_128_t<T>>(value); - if (detail::is_negative(value)) { - specs_.align = align::left; - width = 0 - width; + template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> + unsigned operator()(T) + { + FMT_THROW(format_error("width is not integer")); + return 0; } - unsigned int_max = max_value<int>(); - if (width > int_max) FMT_THROW(format_error("number is too big")); - return static_cast<unsigned>(width); - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - unsigned operator()(T) { - FMT_THROW(format_error("width is not integer")); - return 0; - } }; // The ``printf`` argument formatter. template <typename OutputIt, typename Char> -class printf_arg_formatter : public arg_formatter<Char> { - private: - using base = arg_formatter<Char>; - using context_type = basic_printf_context<OutputIt, Char>; - using format_specs = basic_format_specs<Char>; - - context_type& context_; - - OutputIt write_null_pointer(bool is_string = false) { - auto s = this->specs; - s.type = presentation_type::none; - return write_bytes(this->out, is_string ? "(null)" : "(nil)", s); - } - - public: - printf_arg_formatter(OutputIt iter, format_specs& s, context_type& ctx) - : base{iter, s, locale_ref()}, context_(ctx) {} - - OutputIt operator()(monostate value) { return base::operator()(value); } - - template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)> - OutputIt operator()(T value) { - // MSVC2013 fails to compile separate overloads for bool and Char so use - // std::is_same instead. - if (std::is_same<T, Char>::value) { - format_specs fmt_specs = this->specs; - if (fmt_specs.type != presentation_type::none && - fmt_specs.type != presentation_type::chr) { - return (*this)(static_cast<int>(value)); - } - fmt_specs.sign = sign::none; - fmt_specs.alt = false; - fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. - // align::numeric needs to be overwritten here since the '0' flag is - // ignored for non-numeric types - if (fmt_specs.align == align::none || fmt_specs.align == align::numeric) - fmt_specs.align = align::right; - return write<Char>(this->out, static_cast<Char>(value), fmt_specs); +class printf_arg_formatter : public arg_formatter<Char> +{ +private: + using base = arg_formatter<Char>; + using context_type = basic_printf_context<OutputIt, Char>; + using format_specs = basic_format_specs<Char>; + + context_type &context_; + + OutputIt write_null_pointer(bool is_string = false) + { + auto s = this->specs; + s.type = presentation_type::none; + return write_bytes(this->out, is_string ? "(null)" : "(nil)", s); } - return base::operator()(value); - } - - template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> - OutputIt operator()(T value) { - return base::operator()(value); - } - - /** Formats a null-terminated C string. */ - OutputIt operator()(const char* value) { - if (value) return base::operator()(value); - return write_null_pointer(this->specs.type != presentation_type::pointer); - } - - /** Formats a null-terminated wide C string. */ - OutputIt operator()(const wchar_t* value) { - if (value) return base::operator()(value); - return write_null_pointer(this->specs.type != presentation_type::pointer); - } - - OutputIt operator()(basic_string_view<Char> value) { - return base::operator()(value); - } - - /** Formats a pointer. */ - OutputIt operator()(const void* value) { - return value ? base::operator()(value) : write_null_pointer(); - } - - /** Formats an argument of a custom (user-defined) type. */ - OutputIt operator()(typename basic_format_arg<context_type>::handle handle) { - auto parse_ctx = - basic_printf_parse_context<Char>(basic_string_view<Char>()); - handle.format(parse_ctx, context_); - return this->out; - } -}; -template <typename Char> -void parse_flags(basic_format_specs<Char>& specs, const Char*& it, - const Char* end) { - for (; it != end; ++it) { - switch (*it) { - case '-': - specs.align = align::left; - break; - case '+': - specs.sign = sign::plus; - break; - case '0': - specs.fill[0] = '0'; - break; - case ' ': - if (specs.sign != sign::plus) { - specs.sign = sign::space; - } - break; - case '#': - specs.alt = true; - break; - default: - return; +public: + printf_arg_formatter(OutputIt iter, format_specs &s, context_type &ctx) : base{iter, s, locale_ref()}, context_(ctx) + { } - } -} -template <typename Char, typename GetArg> -int parse_header(const Char*& it, const Char* end, - basic_format_specs<Char>& specs, GetArg get_arg) { - int arg_index = -1; - Char c = *it; - if (c >= '0' && c <= '9') { - // Parse an argument index (if followed by '$') or a width possibly - // preceded with '0' flag(s). - int value = parse_nonnegative_int(it, end, -1); - if (it != end && *it == '$') { // value is an argument index - ++it; - arg_index = value != -1 ? value : max_value<int>(); - } else { - if (c == '0') specs.fill[0] = '0'; - if (value != 0) { - // Nonzero value means that we parsed width and don't need to - // parse it or flags again, so return now. - if (value == -1) FMT_THROW(format_error("number is too big")); - specs.width = value; - return arg_index; - } - } - } - parse_flags(specs, it, end); - // Parse width. - if (it != end) { - if (*it >= '0' && *it <= '9') { - specs.width = parse_nonnegative_int(it, end, -1); - if (specs.width == -1) FMT_THROW(format_error("number is too big")); - } else if (*it == '*') { - ++it; - specs.width = static_cast<int>(visit_format_arg( - detail::printf_width_handler<Char>(specs), get_arg(-1))); + OutputIt operator()(monostate value) { return base::operator()(value); } + + template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)> + OutputIt operator()(T value) + { + // MSVC2013 fails to compile separate overloads for bool and Char so use + // std::is_same instead. + if(std::is_same<T, Char>::value) + { + format_specs fmt_specs = this->specs; + if(fmt_specs.type != presentation_type::none && fmt_specs.type != presentation_type::chr) + { + return (*this)(static_cast<int>(value)); + } + fmt_specs.sign = sign::none; + fmt_specs.alt = false; + fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. + // align::numeric needs to be overwritten here since the '0' flag is + // ignored for non-numeric types + if(fmt_specs.align == align::none || fmt_specs.align == align::numeric) + fmt_specs.align = align::right; + return write<Char>(this->out, static_cast<Char>(value), fmt_specs); + } + return base::operator()(value); } - } - return arg_index; -} -template <typename Char, typename Context> -void vprintf(buffer<Char>& buf, basic_string_view<Char> format, - basic_format_args<Context> args) { - using OutputIt = buffer_appender<Char>; - auto out = OutputIt(buf); - auto context = basic_printf_context<OutputIt, Char>(out, args); - auto parse_ctx = basic_printf_parse_context<Char>(format); - - // Returns the argument with specified index or, if arg_index is -1, the next - // argument. - auto get_arg = [&](int arg_index) { - if (arg_index < 0) - arg_index = parse_ctx.next_arg_id(); - else - parse_ctx.check_arg_id(--arg_index); - return detail::get_arg(context, arg_index); - }; - - const Char* start = parse_ctx.begin(); - const Char* end = parse_ctx.end(); - auto it = start; - while (it != end) { - if (!detail::find<false, Char>(it, end, '%', it)) { - it = end; // detail::find leaves it == nullptr if it doesn't find '%' - break; - } - Char c = *it++; - if (it != end && *it == c) { - out = detail::write( - out, basic_string_view<Char>(start, detail::to_unsigned(it - start))); - start = ++it; - continue; - } - out = detail::write(out, basic_string_view<Char>( - start, detail::to_unsigned(it - 1 - start))); - - basic_format_specs<Char> specs; - specs.align = align::right; - - // Parse argument index, flags and width. - int arg_index = parse_header(it, end, specs, get_arg); - if (arg_index == 0) parse_ctx.on_error("argument not found"); - - // Parse precision. - if (it != end && *it == '.') { - ++it; - c = it != end ? *it : 0; - if ('0' <= c && c <= '9') { - specs.precision = parse_nonnegative_int(it, end, 0); - } else if (c == '*') { - ++it; - specs.precision = static_cast<int>( - visit_format_arg(detail::printf_precision_handler(), get_arg(-1))); - } else { - specs.precision = 0; - } + template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> + OutputIt operator()(T value) + { + return base::operator()(value); } - auto arg = get_arg(arg_index); - // For d, i, o, u, x, and X conversion specifiers, if a precision is - // specified, the '0' flag is ignored - if (specs.precision >= 0 && arg.is_integral()) - specs.fill[0] = - ' '; // Ignore '0' flag for non-numeric types or if '-' present. - if (specs.precision >= 0 && arg.type() == detail::type::cstring_type) { - auto str = visit_format_arg(detail::get_cstring<Char>(), arg); - auto str_end = str + specs.precision; - auto nul = std::find(str, str_end, Char()); - arg = detail::make_arg<basic_printf_context<OutputIt, Char>>( - basic_string_view<Char>( - str, detail::to_unsigned(nul != str_end ? nul - str - : specs.precision))); + /** Formats a null-terminated C string. */ + OutputIt operator()(const char *value) + { + if(value) + return base::operator()(value); + return write_null_pointer(this->specs.type != presentation_type::pointer); } - if (specs.alt && visit_format_arg(detail::is_zero_int(), arg)) - specs.alt = false; - if (specs.fill[0] == '0') { - if (arg.is_arithmetic() && specs.align != align::left) - specs.align = align::numeric; - else - specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' - // flag is also present. + + /** Formats a null-terminated wide C string. */ + OutputIt operator()(const wchar_t *value) + { + if(value) + return base::operator()(value); + return write_null_pointer(this->specs.type != presentation_type::pointer); } - // Parse length and convert the argument to the required type. - c = it != end ? *it++ : 0; - Char t = it != end ? *it : 0; - using detail::convert_arg; - switch (c) { - case 'h': - if (t == 'h') { - ++it; - t = it != end ? *it : 0; - convert_arg<signed char>(arg, t); - } else { - convert_arg<short>(arg, t); - } - break; - case 'l': - if (t == 'l') { - ++it; - t = it != end ? *it : 0; - convert_arg<long long>(arg, t); - } else { - convert_arg<long>(arg, t); - } - break; - case 'j': - convert_arg<intmax_t>(arg, t); - break; - case 'z': - convert_arg<size_t>(arg, t); - break; - case 't': - convert_arg<std::ptrdiff_t>(arg, t); - break; - case 'L': - // printf produces garbage when 'L' is omitted for long double, no - // need to do the same. - break; - default: - --it; - convert_arg<void>(arg, c); + OutputIt operator()(basic_string_view<Char> value) { return base::operator()(value); } + + /** Formats a pointer. */ + OutputIt operator()(const void *value) { return value ? base::operator()(value) : write_null_pointer(); } + + /** Formats an argument of a custom (user-defined) type. */ + OutputIt operator()(typename basic_format_arg<context_type>::handle handle) + { + auto parse_ctx = basic_printf_parse_context<Char>(basic_string_view<Char>()); + handle.format(parse_ctx, context_); + return this->out; } +}; - // Parse type. - if (it == end) FMT_THROW(format_error("invalid format string")); - char type = static_cast<char>(*it++); - if (arg.is_integral()) { - // Normalize type. - switch (type) { - case 'i': - case 'u': - type = 'd'; - break; - case 'c': - visit_format_arg( - detail::char_converter<basic_printf_context<OutputIt, Char>>(arg), - arg); - break; - } +template <typename Char> +void parse_flags(basic_format_specs<Char> &specs, const Char *&it, const Char *end) +{ + for(; it != end; ++it) + { + switch(*it) + { + case '-': + specs.align = align::left; + break; + case '+': + specs.sign = sign::plus; + break; + case '0': + specs.fill[0] = '0'; + break; + case ' ': + if(specs.sign != sign::plus) + { + specs.sign = sign::space; + } + break; + case '#': + specs.alt = true; + break; + default: + return; + } } - specs.type = parse_presentation_type(type); - if (specs.type == presentation_type::none) - parse_ctx.on_error("invalid type specifier"); +} - start = it; +template <typename Char, typename GetArg> +int parse_header(const Char *&it, const Char *end, basic_format_specs<Char> &specs, GetArg get_arg) +{ + int arg_index = -1; + Char c = *it; + if(c >= '0' && c <= '9') + { + // Parse an argument index (if followed by '$') or a width possibly + // preceded with '0' flag(s). + int value = parse_nonnegative_int(it, end, -1); + if(it != end && *it == '$') + { // value is an argument index + ++it; + arg_index = value != -1 ? value : max_value<int>(); + } + else + { + if(c == '0') + specs.fill[0] = '0'; + if(value != 0) + { + // Nonzero value means that we parsed width and don't need to + // parse it or flags again, so return now. + if(value == -1) + FMT_THROW(format_error("number is too big")); + specs.width = value; + return arg_index; + } + } + } + parse_flags(specs, it, end); + // Parse width. + if(it != end) + { + if(*it >= '0' && *it <= '9') + { + specs.width = parse_nonnegative_int(it, end, -1); + if(specs.width == -1) + FMT_THROW(format_error("number is too big")); + } + else if(*it == '*') + { + ++it; + specs.width = static_cast<int>(visit_format_arg(detail::printf_width_handler<Char>(specs), get_arg(-1))); + } + } + return arg_index; +} - // Format argument. - out = visit_format_arg( - detail::printf_arg_formatter<OutputIt, Char>(out, specs, context), arg); - } - detail::write(out, basic_string_view<Char>(start, to_unsigned(it - start))); +template <typename Char, typename Context> +void vprintf(buffer<Char> &buf, basic_string_view<Char> format, basic_format_args<Context> args) +{ + using OutputIt = buffer_appender<Char>; + auto out = OutputIt(buf); + auto context = basic_printf_context<OutputIt, Char>(out, args); + auto parse_ctx = basic_printf_parse_context<Char>(format); + + // Returns the argument with specified index or, if arg_index is -1, the next + // argument. + auto get_arg = [&](int arg_index) + { + if(arg_index < 0) + arg_index = parse_ctx.next_arg_id(); + else + parse_ctx.check_arg_id(--arg_index); + return detail::get_arg(context, arg_index); + }; + + const Char *start = parse_ctx.begin(); + const Char *end = parse_ctx.end(); + auto it = start; + while(it != end) + { + if(!detail::find<false, Char>(it, end, '%', it)) + { + it = end; // detail::find leaves it == nullptr if it doesn't find '%' + break; + } + Char c = *it++; + if(it != end && *it == c) + { + out = detail::write(out, basic_string_view<Char>(start, detail::to_unsigned(it - start))); + start = ++it; + continue; + } + out = detail::write(out, basic_string_view<Char>(start, detail::to_unsigned(it - 1 - start))); + + basic_format_specs<Char> specs; + specs.align = align::right; + + // Parse argument index, flags and width. + int arg_index = parse_header(it, end, specs, get_arg); + if(arg_index == 0) + parse_ctx.on_error("argument not found"); + + // Parse precision. + if(it != end && *it == '.') + { + ++it; + c = it != end ? *it : 0; + if('0' <= c && c <= '9') + { + specs.precision = parse_nonnegative_int(it, end, 0); + } + else if(c == '*') + { + ++it; + specs.precision = static_cast<int>(visit_format_arg(detail::printf_precision_handler(), get_arg(-1))); + } + else + { + specs.precision = 0; + } + } + + auto arg = get_arg(arg_index); + // For d, i, o, u, x, and X conversion specifiers, if a precision is + // specified, the '0' flag is ignored + if(specs.precision >= 0 && arg.is_integral()) + specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' present. + if(specs.precision >= 0 && arg.type() == detail::type::cstring_type) + { + auto str = visit_format_arg(detail::get_cstring<Char>(), arg); + auto str_end = str + specs.precision; + auto nul = std::find(str, str_end, Char()); + arg = detail::make_arg<basic_printf_context<OutputIt, Char>>( + basic_string_view<Char>(str, detail::to_unsigned(nul != str_end ? nul - str : specs.precision))); + } + if(specs.alt && visit_format_arg(detail::is_zero_int(), arg)) + specs.alt = false; + if(specs.fill[0] == '0') + { + if(arg.is_arithmetic() && specs.align != align::left) + specs.align = align::numeric; + else + specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' + // flag is also present. + } + + // Parse length and convert the argument to the required type. + c = it != end ? *it++ : 0; + Char t = it != end ? *it : 0; + using detail::convert_arg; + switch(c) + { + case 'h': + if(t == 'h') + { + ++it; + t = it != end ? *it : 0; + convert_arg<signed char>(arg, t); + } + else + { + convert_arg<short>(arg, t); + } + break; + case 'l': + if(t == 'l') + { + ++it; + t = it != end ? *it : 0; + convert_arg<long long>(arg, t); + } + else + { + convert_arg<long>(arg, t); + } + break; + case 'j': + convert_arg<intmax_t>(arg, t); + break; + case 'z': + convert_arg<size_t>(arg, t); + break; + case 't': + convert_arg<std::ptrdiff_t>(arg, t); + break; + case 'L': + // printf produces garbage when 'L' is omitted for long double, no + // need to do the same. + break; + default: + --it; + convert_arg<void>(arg, c); + } + + // Parse type. + if(it == end) + FMT_THROW(format_error("invalid format string")); + char type = static_cast<char>(*it++); + if(arg.is_integral()) + { + // Normalize type. + switch(type) + { + case 'i': + case 'u': + type = 'd'; + break; + case 'c': + visit_format_arg(detail::char_converter<basic_printf_context<OutputIt, Char>>(arg), arg); + break; + } + } + specs.type = parse_presentation_type(type); + if(specs.type == presentation_type::none) + parse_ctx.on_error("invalid type specifier"); + + start = it; + + // Format argument. + out = visit_format_arg(detail::printf_arg_formatter<OutputIt, Char>(out, specs, context), arg); + } + detail::write(out, basic_string_view<Char>(start, to_unsigned(it - start))); } FMT_END_DETAIL_NAMESPACE template <typename Char> -using basic_printf_context_t = - basic_printf_context<detail::buffer_appender<Char>, Char>; +using basic_printf_context_t = basic_printf_context<detail::buffer_appender<Char>, Char>; -using printf_context = basic_printf_context_t<char>; +using printf_context = basic_printf_context_t<char>; using wprintf_context = basic_printf_context_t<wchar_t>; -using printf_args = basic_format_args<printf_context>; +using printf_args = basic_format_args<printf_context>; using wprintf_args = basic_format_args<wprintf_context>; /** @@ -537,9 +623,9 @@ using wprintf_args = basic_format_args<wprintf_context>; \endrst */ template <typename... T> -inline auto make_printf_args(const T&... args) - -> format_arg_store<printf_context, T...> { - return {args...}; +inline auto make_printf_args(const T &...args) -> format_arg_store<printf_context, T...> +{ + return {args...}; } /** @@ -549,19 +635,18 @@ inline auto make_printf_args(const T&... args) \endrst */ template <typename... T> -inline auto make_wprintf_args(const T&... args) - -> format_arg_store<wprintf_context, T...> { - return {args...}; +inline auto make_wprintf_args(const T &...args) -> format_arg_store<wprintf_context, T...> +{ + return {args...}; } template <typename S, typename Char = char_t<S>> -inline auto vsprintf( - const S& fmt, - basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) - -> std::basic_string<Char> { - basic_memory_buffer<Char> buffer; - vprintf(buffer, detail::to_string_view(fmt), args); - return to_string(buffer); +inline auto vsprintf(const S &fmt, basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) + -> std::basic_string<Char> +{ + basic_memory_buffer<Char> buffer; + vprintf(buffer, detail::to_string_view(fmt), args); + return to_string(buffer); } /** @@ -573,25 +658,21 @@ inline auto vsprintf( std::string message = fmt::sprintf("The answer is %d", 42); \endrst */ -template <typename S, typename... T, - typename Char = enable_if_t<detail::is_string<S>::value, char_t<S>>> -inline auto sprintf(const S& fmt, const T&... args) -> std::basic_string<Char> { - using context = basic_printf_context_t<Char>; - return vsprintf(detail::to_string_view(fmt), - fmt::make_format_args<context>(args...)); +template <typename S, typename... T, typename Char = enable_if_t<detail::is_string<S>::value, char_t<S>>> +inline auto sprintf(const S &fmt, const T &...args) -> std::basic_string<Char> +{ + using context = basic_printf_context_t<Char>; + return vsprintf(detail::to_string_view(fmt), fmt::make_format_args<context>(args...)); } template <typename S, typename Char = char_t<S>> -inline auto vfprintf( - std::FILE* f, const S& fmt, - basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) - -> int { - basic_memory_buffer<Char> buffer; - vprintf(buffer, detail::to_string_view(fmt), args); - size_t size = buffer.size(); - return std::fwrite(buffer.data(), sizeof(Char), size, f) < size - ? -1 - : static_cast<int>(size); +inline auto vfprintf(std::FILE *f, const S &fmt, basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) + -> int +{ + basic_memory_buffer<Char> buffer; + vprintf(buffer, detail::to_string_view(fmt), args); + size_t size = buffer.size(); + return std::fwrite(buffer.data(), sizeof(Char), size, f) < size ? -1 : static_cast<int>(size); } /** @@ -604,18 +685,16 @@ inline auto vfprintf( \endrst */ template <typename S, typename... T, typename Char = char_t<S>> -inline auto fprintf(std::FILE* f, const S& fmt, const T&... args) -> int { - using context = basic_printf_context_t<Char>; - return vfprintf(f, detail::to_string_view(fmt), - fmt::make_format_args<context>(args...)); +inline auto fprintf(std::FILE *f, const S &fmt, const T &...args) -> int +{ + using context = basic_printf_context_t<Char>; + return vfprintf(f, detail::to_string_view(fmt), fmt::make_format_args<context>(args...)); } template <typename S, typename Char = char_t<S>> -inline auto vprintf( - const S& fmt, - basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) - -> int { - return vfprintf(stdout, detail::to_string_view(fmt), args); +inline auto vprintf(const S &fmt, basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) -> int +{ + return vfprintf(stdout, detail::to_string_view(fmt), args); } /** @@ -628,13 +707,12 @@ inline auto vprintf( \endrst */ template <typename S, typename... T, FMT_ENABLE_IF(detail::is_string<S>::value)> -inline auto printf(const S& fmt, const T&... args) -> int { - return vprintf( - detail::to_string_view(fmt), - fmt::make_format_args<basic_printf_context_t<char_t<S>>>(args...)); +inline auto printf(const S &fmt, const T &...args) -> int +{ + return vprintf(detail::to_string_view(fmt), fmt::make_format_args<basic_printf_context_t<char_t<S>>>(args...)); } FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_PRINTF_H_ +#endif // FMT_PRINTF_H_ diff --git a/include/spdlog/fmt/bundled/ranges.h b/include/spdlog/fmt/bundled/ranges.h index dea7d60dd..73cdbbbc7 100644 --- a/include/spdlog/fmt/bundled/ranges.h +++ b/include/spdlog/fmt/bundled/ranges.h @@ -12,191 +12,238 @@ #ifndef FMT_RANGES_H_ #define FMT_RANGES_H_ +#include "format.h" + #include <initializer_list> #include <tuple> #include <type_traits> -#include "format.h" - FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ template <typename RangeT, typename OutputIterator> -OutputIterator copy(const RangeT& range, OutputIterator out) { - for (auto it = range.begin(), end = range.end(); it != end; ++it) - *out++ = *it; - return out; +OutputIterator copy(const RangeT &range, OutputIterator out) +{ + for(auto it = range.begin(), end = range.end(); it != end; ++it) + *out++ = *it; + return out; } template <typename OutputIterator> -OutputIterator copy(const char* str, OutputIterator out) { - while (*str) *out++ = *str++; - return out; +OutputIterator copy(const char *str, OutputIterator out) +{ + while(*str) + *out++ = *str++; + return out; } template <typename OutputIterator> -OutputIterator copy(char ch, OutputIterator out) { - *out++ = ch; - return out; +OutputIterator copy(char ch, OutputIterator out) +{ + *out++ = ch; + return out; } template <typename OutputIterator> -OutputIterator copy(wchar_t ch, OutputIterator out) { - *out++ = ch; - return out; +OutputIterator copy(wchar_t ch, OutputIterator out) +{ + *out++ = ch; + return out; } // Returns true if T has a std::string-like interface, like std::string_view. -template <typename T> class is_std_string_like { - template <typename U> - static auto check(U* p) - -> decltype((void)p->find('a'), p->length(), (void)p->data(), int()); - template <typename> static void check(...); - - public: - static constexpr const bool value = - is_string<T>::value || - std::is_convertible<T, std_string_view<char>>::value || - !std::is_void<decltype(check<T>(nullptr))>::value; +template <typename T> +class is_std_string_like +{ + template <typename U> + static auto check(U *p) -> decltype((void) p->find('a'), p->length(), (void) p->data(), int()); + template <typename> + static void check(...); + +public: + static constexpr const bool value = is_string<T>::value || std::is_convertible<T, std_string_view<char>>::value || + !std::is_void<decltype(check<T>(nullptr))>::value; }; template <typename Char> -struct is_std_string_like<fmt::basic_string_view<Char>> : std::true_type {}; - -template <typename T> class is_map { - template <typename U> static auto check(U*) -> typename U::mapped_type; - template <typename> static void check(...); +struct is_std_string_like<fmt::basic_string_view<Char>> : std::true_type +{ +}; - public: +template <typename T> +class is_map +{ + template <typename U> + static auto check(U *) -> typename U::mapped_type; + template <typename> + static void check(...); + +public: #ifdef FMT_FORMAT_MAP_AS_LIST - static constexpr const bool value = false; + static constexpr const bool value = false; #else - static constexpr const bool value = - !std::is_void<decltype(check<T>(nullptr))>::value; + static constexpr const bool value = !std::is_void<decltype(check<T>(nullptr))>::value; #endif }; -template <typename T> class is_set { - template <typename U> static auto check(U*) -> typename U::key_type; - template <typename> static void check(...); - - public: +template <typename T> +class is_set +{ + template <typename U> + static auto check(U *) -> typename U::key_type; + template <typename> + static void check(...); + +public: #ifdef FMT_FORMAT_SET_AS_LIST - static constexpr const bool value = false; + static constexpr const bool value = false; #else - static constexpr const bool value = - !std::is_void<decltype(check<T>(nullptr))>::value && !is_map<T>::value; + static constexpr const bool value = !std::is_void<decltype(check<T>(nullptr))>::value && !is_map<T>::value; #endif }; -template <typename... Ts> struct conditional_helper {}; +template <typename... Ts> +struct conditional_helper +{ +}; -template <typename T, typename _ = void> struct is_range_ : std::false_type {}; +template <typename T, typename _ = void> +struct is_range_ : std::false_type +{ +}; #if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800 -# define FMT_DECLTYPE_RETURN(val) \ - ->decltype(val) { return val; } \ - static_assert( \ - true, "") // This makes it so that a semicolon is required after the - // macro, which helps clang-format handle the formatting. +#define FMT_DECLTYPE_RETURN(val) \ + ->decltype(val) \ + { \ + return val; \ + } \ + static_assert(true, "") // This makes it so that a semicolon is required after the + // macro, which helps clang-format handle the formatting. // C array overload template <typename T, std::size_t N> -auto range_begin(const T (&arr)[N]) -> const T* { - return arr; +auto range_begin(const T (&arr)[N]) -> const T * +{ + return arr; } template <typename T, std::size_t N> -auto range_end(const T (&arr)[N]) -> const T* { - return arr + N; +auto range_end(const T (&arr)[N]) -> const T * +{ + return arr + N; } template <typename T, typename Enable = void> -struct has_member_fn_begin_end_t : std::false_type {}; +struct has_member_fn_begin_end_t : std::false_type +{ +}; template <typename T> -struct has_member_fn_begin_end_t<T, void_t<decltype(std::declval<T>().begin()), - decltype(std::declval<T>().end())>> - : std::true_type {}; +struct has_member_fn_begin_end_t<T, void_t<decltype(std::declval<T>().begin()), decltype(std::declval<T>().end())>> + : std::true_type +{ +}; // Member function overload template <typename T> -auto range_begin(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).begin()); +auto range_begin(T &&rng) FMT_DECLTYPE_RETURN(static_cast<T &&>(rng).begin()); template <typename T> -auto range_end(T&& rng) FMT_DECLTYPE_RETURN(static_cast<T&&>(rng).end()); +auto range_end(T &&rng) FMT_DECLTYPE_RETURN(static_cast<T &&>(rng).end()); // ADL overload. Only participates in overload resolution if member functions // are not found. template <typename T> -auto range_begin(T&& rng) - -> enable_if_t<!has_member_fn_begin_end_t<T&&>::value, - decltype(begin(static_cast<T&&>(rng)))> { - return begin(static_cast<T&&>(rng)); +auto range_begin(T &&rng) + -> enable_if_t<!has_member_fn_begin_end_t<T &&>::value, decltype(begin(static_cast<T &&>(rng)))> +{ + return begin(static_cast<T &&>(rng)); } template <typename T> -auto range_end(T&& rng) -> enable_if_t<!has_member_fn_begin_end_t<T&&>::value, - decltype(end(static_cast<T&&>(rng)))> { - return end(static_cast<T&&>(rng)); +auto range_end(T &&rng) -> enable_if_t<!has_member_fn_begin_end_t<T &&>::value, decltype(end(static_cast<T &&>(rng)))> +{ + return end(static_cast<T &&>(rng)); } template <typename T, typename Enable = void> -struct has_const_begin_end : std::false_type {}; +struct has_const_begin_end : std::false_type +{ +}; template <typename T, typename Enable = void> -struct has_mutable_begin_end : std::false_type {}; +struct has_mutable_begin_end : std::false_type +{ +}; template <typename T> struct has_const_begin_end< T, void_t< - decltype(detail::range_begin(std::declval<const remove_cvref_t<T>&>())), - decltype(detail::range_end(std::declval<const remove_cvref_t<T>&>()))>> - : std::true_type {}; + decltype(detail::range_begin(std::declval<const remove_cvref_t<T> &>())), + decltype(detail::range_end(std::declval<const remove_cvref_t<T> &>()))>> : std::true_type +{ +}; template <typename T> struct has_mutable_begin_end< - T, void_t<decltype(detail::range_begin(std::declval<T>())), - decltype(detail::range_end(std::declval<T>())), - enable_if_t<std::is_copy_constructible<T>::value>>> - : std::true_type {}; + T, + void_t< + decltype(detail::range_begin(std::declval<T>())), + decltype(detail::range_end(std::declval<T>())), + enable_if_t<std::is_copy_constructible<T>::value>>> : std::true_type +{ +}; template <typename T> struct is_range_<T, void> - : std::integral_constant<bool, (has_const_begin_end<T>::value || - has_mutable_begin_end<T>::value)> {}; -# undef FMT_DECLTYPE_RETURN + : std::integral_constant<bool, (has_const_begin_end<T>::value || has_mutable_begin_end<T>::value)> +{ +}; +#undef FMT_DECLTYPE_RETURN #endif // tuple_size and tuple_element check. -template <typename T> class is_tuple_like_ { - template <typename U> - static auto check(U* p) -> decltype(std::tuple_size<U>::value, int()); - template <typename> static void check(...); - - public: - static constexpr const bool value = - !std::is_void<decltype(check<T>(nullptr))>::value; +template <typename T> +class is_tuple_like_ +{ + template <typename U> + static auto check(U *p) -> decltype(std::tuple_size<U>::value, int()); + template <typename> + static void check(...); + +public: + static constexpr const bool value = !std::is_void<decltype(check<T>(nullptr))>::value; }; // Check for integer_sequence #if defined(__cpp_lib_integer_sequence) || FMT_MSC_VERSION >= 1900 template <typename T, T... N> using integer_sequence = std::integer_sequence<T, N...>; -template <size_t... N> using index_sequence = std::index_sequence<N...>; -template <size_t N> using make_index_sequence = std::make_index_sequence<N>; +template <size_t... N> +using index_sequence = std::index_sequence<N...>; +template <size_t N> +using make_index_sequence = std::make_index_sequence<N>; #else -template <typename T, T... N> struct integer_sequence { - using value_type = T; +template <typename T, T... N> +struct integer_sequence +{ + using value_type = T; - static FMT_CONSTEXPR size_t size() { return sizeof...(N); } + static FMT_CONSTEXPR size_t size() { return sizeof...(N); } }; -template <size_t... N> using index_sequence = integer_sequence<size_t, N...>; +template <size_t... N> +using index_sequence = integer_sequence<size_t, N...>; template <typename T, size_t N, T... Ns> -struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> {}; +struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> +{ +}; template <typename T, T... Ns> -struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...> {}; +struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...> +{ +}; template <size_t N> using make_index_sequence = make_integer_sequence<size_t, N>; @@ -206,62 +253,68 @@ template <typename T> using tuple_index_sequence = make_index_sequence<std::tuple_size<T>::value>; template <typename T, typename C, bool = is_tuple_like_<T>::value> -class is_tuple_formattable_ { - public: - static constexpr const bool value = false; -}; -template <typename T, typename C> class is_tuple_formattable_<T, C, true> { - template <std::size_t... I> - static std::true_type check2(index_sequence<I...>, - integer_sequence<bool, (I == I)...>); - static std::false_type check2(...); - template <std::size_t... I> - static decltype(check2( - index_sequence<I...>{}, - integer_sequence< - bool, (is_formattable<typename std::tuple_element<I, T>::type, - C>::value)...>{})) check(index_sequence<I...>); - - public: - static constexpr const bool value = - decltype(check(tuple_index_sequence<T>{}))::value; +class is_tuple_formattable_ +{ +public: + static constexpr const bool value = false; +}; +template <typename T, typename C> +class is_tuple_formattable_<T, C, true> +{ + template <std::size_t... I> + static std::true_type check2(index_sequence<I...>, integer_sequence<bool, (I == I)...>); + static std::false_type check2(...); + template <std::size_t... I> + static decltype(check2( + index_sequence<I...>{}, + integer_sequence<bool, (is_formattable<typename std::tuple_element<I, T>::type, C>::value)...>{})) + check(index_sequence<I...>); + +public: + static constexpr const bool value = decltype(check(tuple_index_sequence<T>{}))::value; }; template <class Tuple, class F, size_t... Is> -void for_each(index_sequence<Is...>, Tuple&& tup, F&& f) noexcept { - using std::get; - // using free function get<I>(T) now. - const int _[] = {0, ((void)f(get<Is>(tup)), 0)...}; - (void)_; // blocks warnings +void for_each(index_sequence<Is...>, Tuple &&tup, F &&f) noexcept +{ + using std::get; + // using free function get<I>(T) now. + const int _[] = {0, ((void) f(get<Is>(tup)), 0)...}; + (void) _; // blocks warnings } template <class T> -FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes( - T const&) { - return {}; +FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes(T const &) +{ + return {}; } -template <class Tuple, class F> void for_each(Tuple&& tup, F&& f) { - const auto indexes = get_indexes(tup); - for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f)); +template <class Tuple, class F> +void for_each(Tuple &&tup, F &&f) +{ + const auto indexes = get_indexes(tup); + for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f)); } #if FMT_MSC_VERSION && FMT_MSC_VERSION < 1920 // Older MSVC doesn't get the reference type correctly for arrays. -template <typename R> struct range_reference_type_impl { - using type = decltype(*detail::range_begin(std::declval<R&>())); +template <typename R> +struct range_reference_type_impl +{ + using type = decltype(*detail::range_begin(std::declval<R &>())); }; -template <typename T, std::size_t N> struct range_reference_type_impl<T[N]> { - using type = T&; +template <typename T, std::size_t N> +struct range_reference_type_impl<T[N]> +{ + using type = T &; }; template <typename T> using range_reference_type = typename range_reference_type_impl<T>::type; #else template <typename Range> -using range_reference_type = - decltype(*detail::range_begin(std::declval<Range&>())); +using range_reference_type = decltype(*detail::range_begin(std::declval<Range &>())); #endif // We don't use the Range's value_type for anything, but we do need the Range's @@ -270,262 +323,288 @@ template <typename Range> using uncvref_type = remove_cvref_t<range_reference_type<Range>>; template <typename Range> -using uncvref_first_type = - remove_cvref_t<decltype(std::declval<range_reference_type<Range>>().first)>; +using uncvref_first_type = remove_cvref_t<decltype(std::declval<range_reference_type<Range>>().first)>; template <typename Range> -using uncvref_second_type = remove_cvref_t< - decltype(std::declval<range_reference_type<Range>>().second)>; +using uncvref_second_type = remove_cvref_t<decltype(std::declval<range_reference_type<Range>>().second)>; -template <typename OutputIt> OutputIt write_delimiter(OutputIt out) { - *out++ = ','; - *out++ = ' '; - return out; +template <typename OutputIt> +OutputIt write_delimiter(OutputIt out) +{ + *out++ = ','; + *out++ = ' '; + return out; } template <typename Char, typename OutputIt> -auto write_range_entry(OutputIt out, basic_string_view<Char> str) -> OutputIt { - return write_escaped_string(out, str); +auto write_range_entry(OutputIt out, basic_string_view<Char> str) -> OutputIt +{ + return write_escaped_string(out, str); } -template <typename Char, typename OutputIt, typename T, - FMT_ENABLE_IF(std::is_convertible<T, std_string_view<char>>::value)> -inline auto write_range_entry(OutputIt out, const T& str) -> OutputIt { - auto sv = std_string_view<Char>(str); - return write_range_entry<Char>(out, basic_string_view<Char>(sv)); +template < + typename Char, + typename OutputIt, + typename T, + FMT_ENABLE_IF(std::is_convertible<T, std_string_view<char>>::value)> +inline auto write_range_entry(OutputIt out, const T &str) -> OutputIt +{ + auto sv = std_string_view<Char>(str); + return write_range_entry<Char>(out, basic_string_view<Char>(sv)); } -template <typename Char, typename OutputIt, typename Arg, - FMT_ENABLE_IF(std::is_same<Arg, Char>::value)> -OutputIt write_range_entry(OutputIt out, const Arg v) { - return write_escaped_char(out, v); +template <typename Char, typename OutputIt, typename Arg, FMT_ENABLE_IF(std::is_same<Arg, Char>::value)> +OutputIt write_range_entry(OutputIt out, const Arg v) +{ + return write_escaped_char(out, v); } template < - typename Char, typename OutputIt, typename Arg, - FMT_ENABLE_IF(!is_std_string_like<typename std::decay<Arg>::type>::value && - !std::is_same<Arg, Char>::value)> -OutputIt write_range_entry(OutputIt out, const Arg& v) { - return write<Char>(out, v); + typename Char, + typename OutputIt, + typename Arg, + FMT_ENABLE_IF(!is_std_string_like<typename std::decay<Arg>::type>::value && !std::is_same<Arg, Char>::value)> +OutputIt write_range_entry(OutputIt out, const Arg &v) +{ + return write<Char>(out, v); } -} // namespace detail +} // namespace detail -template <typename T> struct is_tuple_like { - static constexpr const bool value = - detail::is_tuple_like_<T>::value && !detail::is_range_<T>::value; +template <typename T> +struct is_tuple_like +{ + static constexpr const bool value = detail::is_tuple_like_<T>::value && !detail::is_range_<T>::value; }; -template <typename T, typename C> struct is_tuple_formattable { - static constexpr const bool value = - detail::is_tuple_formattable_<T, C>::value; +template <typename T, typename C> +struct is_tuple_formattable +{ + static constexpr const bool value = detail::is_tuple_formattable_<T, C>::value; }; template <typename TupleT, typename Char> -struct formatter<TupleT, Char, - enable_if_t<fmt::is_tuple_like<TupleT>::value && - fmt::is_tuple_formattable<TupleT, Char>::value>> { - private: - basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; - basic_string_view<Char> opening_bracket_ = - detail::string_literal<Char, '('>{}; - basic_string_view<Char> closing_bracket_ = - detail::string_literal<Char, ')'>{}; - - // C++11 generic lambda for format(). - template <typename FormatContext> struct format_each { - template <typename T> void operator()(const T& v) { - if (i > 0) out = detail::copy_str<Char>(separator, out); - out = detail::write_range_entry<Char>(out, v); - ++i; +struct formatter< + TupleT, + Char, + enable_if_t<fmt::is_tuple_like<TupleT>::value && fmt::is_tuple_formattable<TupleT, Char>::value>> +{ +private: + basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; + basic_string_view<Char> opening_bracket_ = detail::string_literal<Char, '('>{}; + basic_string_view<Char> closing_bracket_ = detail::string_literal<Char, ')'>{}; + + // C++11 generic lambda for format(). + template <typename FormatContext> + struct format_each + { + template <typename T> + void operator()(const T &v) + { + if(i > 0) + out = detail::copy_str<Char>(separator, out); + out = detail::write_range_entry<Char>(out, v); + ++i; + } + int i; + typename FormatContext::iterator &out; + basic_string_view<Char> separator; + }; + +public: + FMT_CONSTEXPR formatter() {} + + FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { separator_ = sep; } + + FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, basic_string_view<Char> close) + { + opening_bracket_ = open; + closing_bracket_ = close; + } + + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); } - int i; - typename FormatContext::iterator& out; - basic_string_view<Char> separator; - }; - - public: - FMT_CONSTEXPR formatter() {} - - FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { - separator_ = sep; - } - - FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, - basic_string_view<Char> close) { - opening_bracket_ = open; - closing_bracket_ = close; - } - - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return ctx.begin(); - } - - template <typename FormatContext = format_context> - auto format(const TupleT& values, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto out = ctx.out(); - out = detail::copy_str<Char>(opening_bracket_, out); - detail::for_each(values, format_each<FormatContext>{0, out, separator_}); - out = detail::copy_str<Char>(closing_bracket_, out); - return out; - } -}; -template <typename T, typename Char> struct is_range { - static constexpr const bool value = - detail::is_range_<T>::value && !detail::is_std_string_like<T>::value && - !std::is_convertible<T, std::basic_string<Char>>::value && - !std::is_convertible<T, detail::std_string_view<Char>>::value; + template <typename FormatContext = format_context> + auto format(const TupleT &values, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto out = ctx.out(); + out = detail::copy_str<Char>(opening_bracket_, out); + detail::for_each(values, format_each<FormatContext>{0, out, separator_}); + out = detail::copy_str<Char>(closing_bracket_, out); + return out; + } }; -namespace detail { -template <typename Context> struct range_mapper { - using mapper = arg_mapper<Context>; +template <typename T, typename Char> +struct is_range +{ + static constexpr const bool value = detail::is_range_<T>::value && !detail::is_std_string_like<T>::value && + !std::is_convertible<T, std::basic_string<Char>>::value && + !std::is_convertible<T, detail::std_string_view<Char>>::value; +}; - template <typename T, - FMT_ENABLE_IF(has_formatter<remove_cvref_t<T>, Context>::value)> - static auto map(T&& value) -> T&& { - return static_cast<T&&>(value); - } - template <typename T, - FMT_ENABLE_IF(!has_formatter<remove_cvref_t<T>, Context>::value)> - static auto map(T&& value) - -> decltype(mapper().map(static_cast<T&&>(value))) { - return mapper().map(static_cast<T&&>(value)); - } +namespace detail +{ +template <typename Context> +struct range_mapper +{ + using mapper = arg_mapper<Context>; + + template <typename T, FMT_ENABLE_IF(has_formatter<remove_cvref_t<T>, Context>::value)> + static auto map(T &&value) -> T && + { + return static_cast<T &&>(value); + } + template <typename T, FMT_ENABLE_IF(!has_formatter<remove_cvref_t<T>, Context>::value)> + static auto map(T &&value) -> decltype(mapper().map(static_cast<T &&>(value))) + { + return mapper().map(static_cast<T &&>(value)); + } }; template <typename Char, typename Element> using range_formatter_type = conditional_t< is_formattable<Element, Char>::value, - formatter<remove_cvref_t<decltype(range_mapper<buffer_context<Char>>{}.map( - std::declval<Element>()))>, - Char>, + formatter<remove_cvref_t<decltype(range_mapper<buffer_context<Char>>{}.map(std::declval<Element>()))>, Char>, fallback_formatter<Element, Char>>; template <typename R> -using maybe_const_range = - conditional_t<has_const_begin_end<R>::value, const R, R>; +using maybe_const_range = conditional_t<has_const_begin_end<R>::value, const R, R>; // Workaround a bug in MSVC 2015 and earlier. #if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 template <typename R, typename Char> -struct is_formattable_delayed - : disjunction< - is_formattable<uncvref_type<maybe_const_range<R>>, Char>, - has_fallback_formatter<uncvref_type<maybe_const_range<R>>, Char>> {}; +struct is_formattable_delayed : disjunction< + is_formattable<uncvref_type<maybe_const_range<R>>, Char>, + has_fallback_formatter<uncvref_type<maybe_const_range<R>>, Char>> +{ +}; #endif -} // namespace detail +} // namespace detail template <typename T, typename Char, typename Enable = void> struct range_formatter; template <typename T, typename Char> struct range_formatter< - T, Char, + T, + Char, enable_if_t<conjunction< std::is_same<T, remove_cvref_t<T>>, - disjunction<is_formattable<T, Char>, - detail::has_fallback_formatter<T, Char>>>::value>> { - private: - detail::range_formatter_type<Char, T> underlying_; - bool custom_specs_ = false; - basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; - basic_string_view<Char> opening_bracket_ = - detail::string_literal<Char, '['>{}; - basic_string_view<Char> closing_bracket_ = - detail::string_literal<Char, ']'>{}; - - template <class U> - FMT_CONSTEXPR static auto maybe_set_debug_format(U& u, int) - -> decltype(u.set_debug_format()) { - u.set_debug_format(); - } - - template <class U> - FMT_CONSTEXPR static void maybe_set_debug_format(U&, ...) {} - - FMT_CONSTEXPR void maybe_set_debug_format() { - maybe_set_debug_format(underlying_, 0); - } - - public: - FMT_CONSTEXPR range_formatter() {} - - FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type<Char, T>& { - return underlying_; - } - - FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { - separator_ = sep; - } - - FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, - basic_string_view<Char> close) { - opening_bracket_ = open; - closing_bracket_ = close; - } - - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - auto it = ctx.begin(); - auto end = ctx.end(); - if (it == end || *it == '}') { - maybe_set_debug_format(); - return it; + disjunction<is_formattable<T, Char>, detail::has_fallback_formatter<T, Char>>>::value>> +{ +private: + detail::range_formatter_type<Char, T> underlying_; + bool custom_specs_ = false; + basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; + basic_string_view<Char> opening_bracket_ = detail::string_literal<Char, '['>{}; + basic_string_view<Char> closing_bracket_ = detail::string_literal<Char, ']'>{}; + + template <class U> + FMT_CONSTEXPR static auto maybe_set_debug_format(U &u, int) -> decltype(u.set_debug_format()) + { + u.set_debug_format(); } - if (*it == 'n') { - set_brackets({}, {}); - ++it; + template <class U> + FMT_CONSTEXPR static void maybe_set_debug_format(U &, ...) + { } - if (*it == '}') { - maybe_set_debug_format(); - return it; + FMT_CONSTEXPR void maybe_set_debug_format() { maybe_set_debug_format(underlying_, 0); } + +public: + FMT_CONSTEXPR range_formatter() {} + + FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type<Char, T> & { return underlying_; } + + FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { separator_ = sep; } + + FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, basic_string_view<Char> close) + { + opening_bracket_ = open; + closing_bracket_ = close; } - if (*it != ':') - FMT_THROW(format_error("no other top-level range formatters supported")); - - custom_specs_ = true; - ++it; - ctx.advance_to(it); - return underlying_.parse(ctx); - } - - template <typename R, class FormatContext> - auto format(R&& range, FormatContext& ctx) const -> decltype(ctx.out()) { - detail::range_mapper<buffer_context<Char>> mapper; - auto out = ctx.out(); - out = detail::copy_str<Char>(opening_bracket_, out); - int i = 0; - auto it = detail::range_begin(range); - auto end = detail::range_end(range); - for (; it != end; ++it) { - if (i > 0) out = detail::copy_str<Char>(separator_, out); - ; - ctx.advance_to(out); - out = underlying_.format(mapper.map(*it), ctx); - ++i; + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + auto it = ctx.begin(); + auto end = ctx.end(); + if(it == end || *it == '}') + { + maybe_set_debug_format(); + return it; + } + + if(*it == 'n') + { + set_brackets({}, {}); + ++it; + } + + if(*it == '}') + { + maybe_set_debug_format(); + return it; + } + + if(*it != ':') + FMT_THROW(format_error("no other top-level range formatters supported")); + + custom_specs_ = true; + ++it; + ctx.advance_to(it); + return underlying_.parse(ctx); + } + + template <typename R, class FormatContext> + auto format(R &&range, FormatContext &ctx) const -> decltype(ctx.out()) + { + detail::range_mapper<buffer_context<Char>> mapper; + auto out = ctx.out(); + out = detail::copy_str<Char>(opening_bracket_, out); + int i = 0; + auto it = detail::range_begin(range); + auto end = detail::range_end(range); + for(; it != end; ++it) + { + if(i > 0) + out = detail::copy_str<Char>(separator_, out); + ; + ctx.advance_to(out); + out = underlying_.format(mapper.map(*it), ctx); + ++i; + } + out = detail::copy_str<Char>(closing_bracket_, out); + return out; } - out = detail::copy_str<Char>(closing_bracket_, out); - return out; - } }; -enum class range_format { disabled, map, set, sequence, string, debug_string }; +enum class range_format +{ + disabled, + map, + set, + sequence, + string, + debug_string +}; -namespace detail { -template <typename T> struct range_format_kind_ { - static constexpr auto value = std::is_same<range_reference_type<T>, T>::value - ? range_format::disabled - : is_map<T>::value ? range_format::map - : is_set<T>::value ? range_format::set - : range_format::sequence; +namespace detail +{ +template <typename T> +struct range_format_kind_ +{ + static constexpr auto value = std::is_same<range_reference_type<T>, T>::value ? range_format::disabled : + is_map<T>::value ? range_format::map : + is_set<T>::value ? range_format::set : + range_format::sequence; }; template <range_format K, typename R, typename Char, typename Enable = void> @@ -536,69 +615,74 @@ using range_format_constant = std::integral_constant<range_format, K>; template <range_format K, typename R, typename Char> struct range_default_formatter< - K, R, Char, - enable_if_t<(K == range_format::sequence || K == range_format::map || - K == range_format::set)>> { - using range_type = detail::maybe_const_range<R>; - range_formatter<detail::uncvref_type<range_type>, Char> underlying_; - - FMT_CONSTEXPR range_default_formatter() { init(range_format_constant<K>()); } - - FMT_CONSTEXPR void init(range_format_constant<range_format::set>) { - underlying_.set_brackets(detail::string_literal<Char, '{'>{}, - detail::string_literal<Char, '}'>{}); - } - - FMT_CONSTEXPR void init(range_format_constant<range_format::map>) { - underlying_.set_brackets(detail::string_literal<Char, '{'>{}, - detail::string_literal<Char, '}'>{}); - underlying_.underlying().set_brackets({}, {}); - underlying_.underlying().set_separator( - detail::string_literal<Char, ':', ' '>{}); - } - - FMT_CONSTEXPR void init(range_format_constant<range_format::sequence>) {} - - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return underlying_.parse(ctx); - } - - template <typename FormatContext> - auto format(range_type& range, FormatContext& ctx) const - -> decltype(ctx.out()) { - return underlying_.format(range, ctx); - } -}; -} // namespace detail + K, + R, + Char, + enable_if_t<(K == range_format::sequence || K == range_format::map || K == range_format::set)>> +{ + using range_type = detail::maybe_const_range<R>; + range_formatter<detail::uncvref_type<range_type>, Char> underlying_; + + FMT_CONSTEXPR range_default_formatter() { init(range_format_constant<K>()); } + + FMT_CONSTEXPR void init(range_format_constant<range_format::set>) + { + underlying_.set_brackets(detail::string_literal<Char, '{'>{}, detail::string_literal<Char, '}'>{}); + } + + FMT_CONSTEXPR void init(range_format_constant<range_format::map>) + { + underlying_.set_brackets(detail::string_literal<Char, '{'>{}, detail::string_literal<Char, '}'>{}); + underlying_.underlying().set_brackets({}, {}); + underlying_.underlying().set_separator(detail::string_literal<Char, ':', ' '>{}); + } + + FMT_CONSTEXPR void init(range_format_constant<range_format::sequence>) {} + + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return underlying_.parse(ctx); + } + + template <typename FormatContext> + auto format(range_type &range, FormatContext &ctx) const -> decltype(ctx.out()) + { + return underlying_.format(range, ctx); + } +}; +} // namespace detail template <typename T, typename Char, typename Enable = void> -struct range_format_kind - : conditional_t< - is_range<T, Char>::value, detail::range_format_kind_<T>, - std::integral_constant<range_format, range_format::disabled>> {}; +struct range_format_kind : conditional_t< + is_range<T, Char>::value, + detail::range_format_kind_<T>, + std::integral_constant<range_format, range_format::disabled>> +{ +}; template <typename R, typename Char> struct formatter< - R, Char, - enable_if_t<conjunction<bool_constant<range_format_kind<R, Char>::value != - range_format::disabled> + R, + Char, + enable_if_t<conjunction< + bool_constant<range_format_kind<R, Char>::value != range_format::disabled> // Workaround a bug in MSVC 2015 and earlier. #if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 - , - detail::is_formattable_delayed<R, Char> + , + detail::is_formattable_delayed<R, Char> #endif - >::value>> - : detail::range_default_formatter<range_format_kind<R, Char>::value, R, - Char> { + >::value>> : detail::range_default_formatter<range_format_kind<R, Char>::value, R, Char> +{ }; -template <typename Char, typename... T> struct tuple_join_view : detail::view { - const std::tuple<T...>& tuple; - basic_string_view<Char> sep; +template <typename Char, typename... T> +struct tuple_join_view : detail::view +{ + const std::tuple<T...> &tuple; + basic_string_view<Char> sep; - tuple_join_view(const std::tuple<T...>& t, basic_string_view<Char> s) - : tuple(t), sep{s} {} + tuple_join_view(const std::tuple<T...> &t, basic_string_view<Char> s) : tuple(t), sep{s} {} }; template <typename Char, typename... T> @@ -608,69 +692,70 @@ using tuple_arg_join = tuple_join_view<Char, T...>; // support in tuple_join. It is disabled by default because of issues with // the dynamic width and precision. #ifndef FMT_TUPLE_JOIN_SPECIFIERS -# define FMT_TUPLE_JOIN_SPECIFIERS 0 +#define FMT_TUPLE_JOIN_SPECIFIERS 0 #endif template <typename Char, typename... T> -struct formatter<tuple_join_view<Char, T...>, Char> { - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return do_parse(ctx, std::integral_constant<size_t, sizeof...(T)>()); - } - - template <typename FormatContext> - auto format(const tuple_join_view<Char, T...>& value, - FormatContext& ctx) const -> typename FormatContext::iterator { - return do_format(value, ctx, - std::integral_constant<size_t, sizeof...(T)>()); - } - - private: - std::tuple<formatter<typename std::decay<T>::type, Char>...> formatters_; - - template <typename ParseContext> - FMT_CONSTEXPR auto do_parse(ParseContext& ctx, - std::integral_constant<size_t, 0>) - -> decltype(ctx.begin()) { - return ctx.begin(); - } - - template <typename ParseContext, size_t N> - FMT_CONSTEXPR auto do_parse(ParseContext& ctx, - std::integral_constant<size_t, N>) - -> decltype(ctx.begin()) { - auto end = ctx.begin(); -#if FMT_TUPLE_JOIN_SPECIFIERS - end = std::get<sizeof...(T) - N>(formatters_).parse(ctx); - if (N > 1) { - auto end1 = do_parse(ctx, std::integral_constant<size_t, N - 1>()); - if (end != end1) - FMT_THROW(format_error("incompatible format specs for tuple elements")); +struct formatter<tuple_join_view<Char, T...>, Char> +{ + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return do_parse(ctx, std::integral_constant<size_t, sizeof...(T)>()); + } + + template <typename FormatContext> + auto format(const tuple_join_view<Char, T...> &value, FormatContext &ctx) const -> typename FormatContext::iterator + { + return do_format(value, ctx, std::integral_constant<size_t, sizeof...(T)>()); } + +private: + std::tuple<formatter<typename std::decay<T>::type, Char>...> formatters_; + + template <typename ParseContext> + FMT_CONSTEXPR auto do_parse(ParseContext &ctx, std::integral_constant<size_t, 0>) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template <typename ParseContext, size_t N> + FMT_CONSTEXPR auto do_parse(ParseContext &ctx, std::integral_constant<size_t, N>) -> decltype(ctx.begin()) + { + auto end = ctx.begin(); +#if FMT_TUPLE_JOIN_SPECIFIERS + end = std::get<sizeof...(T) - N>(formatters_).parse(ctx); + if(N > 1) + { + auto end1 = do_parse(ctx, std::integral_constant<size_t, N - 1>()); + if(end != end1) + FMT_THROW(format_error("incompatible format specs for tuple elements")); + } #endif - return end; - } - - template <typename FormatContext> - auto do_format(const tuple_join_view<Char, T...>&, FormatContext& ctx, - std::integral_constant<size_t, 0>) const -> - typename FormatContext::iterator { - return ctx.out(); - } - - template <typename FormatContext, size_t N> - auto do_format(const tuple_join_view<Char, T...>& value, FormatContext& ctx, - std::integral_constant<size_t, N>) const -> - typename FormatContext::iterator { - auto out = std::get<sizeof...(T) - N>(formatters_) - .format(std::get<sizeof...(T) - N>(value.tuple), ctx); - if (N > 1) { - out = std::copy(value.sep.begin(), value.sep.end(), out); - ctx.advance_to(out); - return do_format(value, ctx, std::integral_constant<size_t, N - 1>()); + return end; + } + + template <typename FormatContext> + auto do_format(const tuple_join_view<Char, T...> &, FormatContext &ctx, std::integral_constant<size_t, 0>) const -> + typename FormatContext::iterator + { + return ctx.out(); + } + + template <typename FormatContext, size_t N> + auto + do_format(const tuple_join_view<Char, T...> &value, FormatContext &ctx, std::integral_constant<size_t, N>) const -> + typename FormatContext::iterator + { + auto out = std::get<sizeof...(T) - N>(formatters_).format(std::get<sizeof...(T) - N>(value.tuple), ctx); + if(N > 1) + { + out = std::copy(value.sep.begin(), value.sep.end(), out); + ctx.advance_to(out); + return do_format(value, ctx, std::integral_constant<size_t, N - 1>()); + } + return out; } - return out; - } }; FMT_MODULE_EXPORT_BEGIN @@ -687,16 +772,15 @@ FMT_MODULE_EXPORT_BEGIN \endrst */ template <typename... T> -FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, string_view sep) - -> tuple_join_view<char, T...> { - return {tuple, sep}; +FMT_CONSTEXPR auto join(const std::tuple<T...> &tuple, string_view sep) -> tuple_join_view<char, T...> +{ + return {tuple, sep}; } template <typename... T> -FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, - basic_string_view<wchar_t> sep) - -> tuple_join_view<wchar_t, T...> { - return {tuple, sep}; +FMT_CONSTEXPR auto join(const std::tuple<T...> &tuple, basic_string_view<wchar_t> sep) -> tuple_join_view<wchar_t, T...> +{ + return {tuple, sep}; } /** @@ -711,12 +795,12 @@ FMT_CONSTEXPR auto join(const std::tuple<T...>& tuple, \endrst */ template <typename T> -auto join(std::initializer_list<T> list, string_view sep) - -> join_view<const T*, const T*> { - return join(std::begin(list), std::end(list), sep); +auto join(std::initializer_list<T> list, string_view sep) -> join_view<const T *, const T *> +{ + return join(std::begin(list), std::end(list), sep); } FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_RANGES_H_ +#endif // FMT_RANGES_H_ diff --git a/include/spdlog/fmt/bundled/std.h b/include/spdlog/fmt/bundled/std.h index 41d2b2838..436731489 100644 --- a/include/spdlog/fmt/bundled/std.h +++ b/include/spdlog/fmt/bundled/std.h @@ -8,164 +8,172 @@ #ifndef FMT_STD_H_ #define FMT_STD_H_ +#include "ostream.h" + #include <thread> #include <type_traits> #include <utility> -#include "ostream.h" - #if FMT_HAS_INCLUDE(<version>) -# include <version> +#include <version> #endif // Checking FMT_CPLUSPLUS for warning suppression in MSVC. #if FMT_CPLUSPLUS >= 201703L -# if FMT_HAS_INCLUDE(<filesystem>) -# include <filesystem> -# endif -# if FMT_HAS_INCLUDE(<variant>) -# include <variant> -# endif +#if FMT_HAS_INCLUDE(<filesystem>) +#include <filesystem> +#endif +#if FMT_HAS_INCLUDE(<variant>) +#include <variant> +#endif #endif #ifdef __cpp_lib_filesystem FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ template <typename Char> -void write_escaped_path(basic_memory_buffer<Char>& quoted, - const std::filesystem::path& p) { - write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>()); +void write_escaped_path(basic_memory_buffer<Char> "ed, const std::filesystem::path &p) +{ + write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>()); } -# ifdef _WIN32 +#ifdef _WIN32 template <> -inline void write_escaped_path<char>(basic_memory_buffer<char>& quoted, - const std::filesystem::path& p) { - auto s = p.u8string(); - write_escaped_string<char>( - std::back_inserter(quoted), - string_view(reinterpret_cast<const char*>(s.c_str()), s.size())); +inline void write_escaped_path<char>(basic_memory_buffer<char> "ed, const std::filesystem::path &p) +{ + auto s = p.u8string(); + write_escaped_string<char>( + std::back_inserter(quoted), string_view(reinterpret_cast<const char *>(s.c_str()), s.size())); } -# endif +#endif template <> inline void write_escaped_path<std::filesystem::path::value_type>( - basic_memory_buffer<std::filesystem::path::value_type>& quoted, - const std::filesystem::path& p) { - write_escaped_string<std::filesystem::path::value_type>( - std::back_inserter(quoted), p.native()); + basic_memory_buffer<std::filesystem::path::value_type> "ed, + const std::filesystem::path &p) +{ + write_escaped_string<std::filesystem::path::value_type>(std::back_inserter(quoted), p.native()); } -} // namespace detail +} // namespace detail template <typename Char> -struct formatter<std::filesystem::path, Char> - : formatter<basic_string_view<Char>> { - template <typename FormatContext> - auto format(const std::filesystem::path& p, FormatContext& ctx) const -> - typename FormatContext::iterator { - basic_memory_buffer<Char> quoted; - detail::write_escaped_path(quoted, p); - return formatter<basic_string_view<Char>>::format( - basic_string_view<Char>(quoted.data(), quoted.size()), ctx); - } +struct formatter<std::filesystem::path, Char> : formatter<basic_string_view<Char>> +{ + template <typename FormatContext> + auto format(const std::filesystem::path &p, FormatContext &ctx) const -> typename FormatContext::iterator + { + basic_memory_buffer<Char> quoted; + detail::write_escaped_path(quoted, p); + return formatter<basic_string_view<Char>>::format(basic_string_view<Char>(quoted.data(), quoted.size()), ctx); + } }; FMT_END_NAMESPACE #endif FMT_BEGIN_NAMESPACE template <typename Char> -struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> {}; +struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> +{ +}; FMT_END_NAMESPACE #ifdef __cpp_lib_variant FMT_BEGIN_NAMESPACE -template <typename Char> struct formatter<std::monostate, Char> { - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return ctx.begin(); - } - - template <typename FormatContext> - auto format(const std::monostate&, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto out = ctx.out(); - out = detail::write<Char>(out, "monostate"); - return out; - } +template <typename Char> +struct formatter<std::monostate, Char> +{ + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template <typename FormatContext> + auto format(const std::monostate &, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto out = ctx.out(); + out = detail::write<Char>(out, "monostate"); + return out; + } }; -namespace detail { +namespace detail +{ template <typename T> -using variant_index_sequence = - std::make_index_sequence<std::variant_size<T>::value>; +using variant_index_sequence = std::make_index_sequence<std::variant_size<T>::value>; // variant_size and variant_alternative check. template <typename T, typename U = void> -struct is_variant_like_ : std::false_type {}; +struct is_variant_like_ : std::false_type +{ +}; template <typename T> -struct is_variant_like_<T, std::void_t<decltype(std::variant_size<T>::value)>> - : std::true_type {}; +struct is_variant_like_<T, std::void_t<decltype(std::variant_size<T>::value)>> : std::true_type +{ +}; // formattable element check -template <typename T, typename C> class is_variant_formattable_ { - template <std::size_t... I> - static std::conjunction< - is_formattable<std::variant_alternative_t<I, T>, C>...> - check(std::index_sequence<I...>); - - public: - static constexpr const bool value = - decltype(check(variant_index_sequence<T>{}))::value; +template <typename T, typename C> +class is_variant_formattable_ +{ + template <std::size_t... I> + static std::conjunction<is_formattable<std::variant_alternative_t<I, T>, C>...> check(std::index_sequence<I...>); + +public: + static constexpr const bool value = decltype(check(variant_index_sequence<T>{}))::value; }; template <typename Char, typename OutputIt, typename T> -auto write_variant_alternative(OutputIt out, const T& v) -> OutputIt { - if constexpr (is_string<T>::value) - return write_escaped_string<Char>(out, detail::to_string_view(v)); - else if constexpr (std::is_same_v<T, Char>) - return write_escaped_char(out, v); - else - return write<Char>(out, v); +auto write_variant_alternative(OutputIt out, const T &v) -> OutputIt +{ + if constexpr(is_string<T>::value) + return write_escaped_string<Char>(out, detail::to_string_view(v)); + else if constexpr(std::is_same_v<T, Char>) + return write_escaped_char(out, v); + else + return write<Char>(out, v); } -} // namespace detail +} // namespace detail -template <typename T> struct is_variant_like { - static constexpr const bool value = detail::is_variant_like_<T>::value; +template <typename T> +struct is_variant_like +{ + static constexpr const bool value = detail::is_variant_like_<T>::value; }; -template <typename T, typename C> struct is_variant_formattable { - static constexpr const bool value = - detail::is_variant_formattable_<T, C>::value; +template <typename T, typename C> +struct is_variant_formattable +{ + static constexpr const bool value = detail::is_variant_formattable_<T, C>::value; }; template <typename Variant, typename Char> struct formatter< - Variant, Char, - std::enable_if_t<std::conjunction_v< - is_variant_like<Variant>, is_variant_formattable<Variant, Char>>>> { - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return ctx.begin(); - } - - template <typename FormatContext> - auto format(const Variant& value, FormatContext& ctx) const - -> decltype(ctx.out()) { - auto out = ctx.out(); - - out = detail::write<Char>(out, "variant("); - std::visit( - [&](const auto& v) { - out = detail::write_variant_alternative<Char>(out, v); - }, - value); - *out++ = ')'; - return out; - } + Variant, + Char, + std::enable_if_t<std::conjunction_v<is_variant_like<Variant>, is_variant_formattable<Variant, Char>>>> +{ + template <typename ParseContext> + FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) + { + return ctx.begin(); + } + + template <typename FormatContext> + auto format(const Variant &value, FormatContext &ctx) const -> decltype(ctx.out()) + { + auto out = ctx.out(); + + out = detail::write<Char>(out, "variant("); + std::visit([&](const auto &v) { out = detail::write_variant_alternative<Char>(out, v); }, value); + *out++ = ')'; + return out; + } }; FMT_END_NAMESPACE #endif -#endif // FMT_STD_H_ +#endif // FMT_STD_H_ diff --git a/include/spdlog/fmt/bundled/xchar.h b/include/spdlog/fmt/bundled/xchar.h index 3b5bc15ca..265ceffe9 100644 --- a/include/spdlog/fmt/bundled/xchar.h +++ b/include/spdlog/fmt/bundled/xchar.h @@ -8,222 +8,271 @@ #ifndef FMT_XCHAR_H_ #define FMT_XCHAR_H_ -#include <cwchar> - #include "format.h" +#include <cwchar> + FMT_BEGIN_NAMESPACE -namespace detail { +namespace detail +{ template <typename T> using is_exotic_char = bool_constant<!std::is_same<T, char>::value>; } FMT_MODULE_EXPORT_BEGIN -using wstring_view = basic_string_view<wchar_t>; +using wstring_view = basic_string_view<wchar_t>; using wformat_parse_context = basic_format_parse_context<wchar_t>; -using wformat_context = buffer_context<wchar_t>; -using wformat_args = basic_format_args<wformat_context>; -using wmemory_buffer = basic_memory_buffer<wchar_t>; +using wformat_context = buffer_context<wchar_t>; +using wformat_args = basic_format_args<wformat_context>; +using wmemory_buffer = basic_memory_buffer<wchar_t>; #if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 // Workaround broken conversion on older gcc. -template <typename... Args> using wformat_string = wstring_view; -inline auto runtime(wstring_view s) -> wstring_view { return s; } +template <typename... Args> +using wformat_string = wstring_view; +inline auto runtime(wstring_view s) -> wstring_view +{ + return s; +} #else template <typename... Args> using wformat_string = basic_format_string<wchar_t, type_identity_t<Args>...>; -inline auto runtime(wstring_view s) -> basic_runtime<wchar_t> { return {{s}}; } +inline auto runtime(wstring_view s) -> basic_runtime<wchar_t> +{ + return {{s}}; +} #endif -template <> struct is_char<wchar_t> : std::true_type {}; -template <> struct is_char<detail::char8_type> : std::true_type {}; -template <> struct is_char<char16_t> : std::true_type {}; -template <> struct is_char<char32_t> : std::true_type {}; +template <> +struct is_char<wchar_t> : std::true_type +{ +}; +template <> +struct is_char<detail::char8_type> : std::true_type +{ +}; +template <> +struct is_char<char16_t> : std::true_type +{ +}; +template <> +struct is_char<char32_t> : std::true_type +{ +}; template <typename... Args> -constexpr format_arg_store<wformat_context, Args...> make_wformat_args( - const Args&... args) { - return {args...}; +constexpr format_arg_store<wformat_context, Args...> make_wformat_args(const Args &...args) +{ + return {args...}; } -inline namespace literals { +inline namespace literals +{ #if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS -constexpr detail::udl_arg<wchar_t> operator"" _a(const wchar_t* s, size_t) { - return {s}; +constexpr detail::udl_arg<wchar_t> operator"" _a(const wchar_t *s, size_t) +{ + return {s}; } #endif -} // namespace literals +} // namespace literals template <typename It, typename Sentinel> -auto join(It begin, Sentinel end, wstring_view sep) - -> join_view<It, Sentinel, wchar_t> { - return {begin, end, sep}; +auto join(It begin, Sentinel end, wstring_view sep) -> join_view<It, Sentinel, wchar_t> +{ + return {begin, end, sep}; } template <typename Range> -auto join(Range&& range, wstring_view sep) - -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>, - wchar_t> { - return join(std::begin(range), std::end(range), sep); +auto join(Range &&range, wstring_view sep) -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>, wchar_t> +{ + return join(std::begin(range), std::end(range), sep); } template <typename T> -auto join(std::initializer_list<T> list, wstring_view sep) - -> join_view<const T*, const T*, wchar_t> { - return join(std::begin(list), std::end(list), sep); +auto join(std::initializer_list<T> list, wstring_view sep) -> join_view<const T *, const T *, wchar_t> +{ + return join(std::begin(list), std::end(list), sep); } template <typename Char, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> -auto vformat(basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> std::basic_string<Char> { - basic_memory_buffer<Char> buffer; - detail::vformat_to(buffer, format_str, args); - return to_string(buffer); +auto vformat(basic_string_view<Char> format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> std::basic_string<Char> +{ + basic_memory_buffer<Char> buffer; + detail::vformat_to(buffer, format_str, args); + return to_string(buffer); } template <typename... T> -auto format(wformat_string<T...> fmt, T&&... args) -> std::wstring { - return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); +auto format(wformat_string<T...> fmt, T &&...args) -> std::wstring +{ + return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); } // Pass char_t as a default template parameter instead of using // std::basic_string<char_t<S>> to reduce the symbol size. -template <typename S, typename... Args, typename Char = char_t<S>, - FMT_ENABLE_IF(!std::is_same<Char, char>::value && - !std::is_same<Char, wchar_t>::value)> -auto format(const S& format_str, Args&&... args) -> std::basic_string<Char> { - return vformat(detail::to_string_view(format_str), - fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template <typename Locale, typename S, typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_locale<Locale>::value&& - detail::is_exotic_char<Char>::value)> -inline auto vformat( - const Locale& loc, const S& format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> std::basic_string<Char> { - return detail::vformat(loc, detail::to_string_view(format_str), args); -} - -template <typename Locale, typename S, typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_locale<Locale>::value&& - detail::is_exotic_char<Char>::value)> -inline auto format(const Locale& loc, const S& format_str, Args&&... args) - -> std::basic_string<Char> { - return detail::vformat(loc, detail::to_string_view(format_str), - fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template <typename OutputIt, typename S, typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& - detail::is_exotic_char<Char>::value)> -auto vformat_to(OutputIt out, const S& format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> OutputIt { - auto&& buf = detail::get_buffer<Char>(out); - detail::vformat_to(buf, detail::to_string_view(format_str), args); - return detail::get_iterator(buf); -} - -template <typename OutputIt, typename S, typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& - detail::is_exotic_char<Char>::value)> -inline auto format_to(OutputIt out, const S& fmt, Args&&... args) -> OutputIt { - return vformat_to(out, detail::to_string_view(fmt), - fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template <typename Locale, typename S, typename OutputIt, typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& - detail::is_locale<Locale>::value&& - detail::is_exotic_char<Char>::value)> +template < + typename S, + typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(!std::is_same<Char, char>::value && !std::is_same<Char, wchar_t>::value)> +auto format(const S &format_str, Args &&...args) -> std::basic_string<Char> +{ + return vformat(detail::to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template < + typename Locale, + typename S, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_locale<Locale>::value &&detail::is_exotic_char<Char>::value)> +inline auto +vformat(const Locale &loc, const S &format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> std::basic_string<Char> +{ + return detail::vformat(loc, detail::to_string_view(format_str), args); +} + +template < + typename Locale, + typename S, + typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_locale<Locale>::value &&detail::is_exotic_char<Char>::value)> +inline auto format(const Locale &loc, const S &format_str, Args &&...args) -> std::basic_string<Char> +{ + return detail::vformat( + loc, detail::to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template < + typename OutputIt, + typename S, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> +auto vformat_to(OutputIt out, const S &format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) + -> OutputIt +{ + auto &&buf = detail::get_buffer<Char>(out); + detail::vformat_to(buf, detail::to_string_view(format_str), args); + return detail::get_iterator(buf); +} + +template < + typename OutputIt, + typename S, + typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> +inline auto format_to(OutputIt out, const S &fmt, Args &&...args) -> OutputIt +{ + return vformat_to(out, detail::to_string_view(fmt), fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template < + typename Locale, + typename S, + typename OutputIt, + typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_locale<Locale>::value + &&detail::is_exotic_char<Char>::value)> inline auto vformat_to( - OutputIt out, const Locale& loc, const S& format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -> OutputIt { - auto&& buf = detail::get_buffer<Char>(out); - vformat_to(buf, detail::to_string_view(format_str), args, - detail::locale_ref(loc)); - return detail::get_iterator(buf); + OutputIt out, + const Locale &loc, + const S &format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) -> OutputIt +{ + auto &&buf = detail::get_buffer<Char>(out); + vformat_to(buf, detail::to_string_view(format_str), args, detail::locale_ref(loc)); + return detail::get_iterator(buf); } template < - typename OutputIt, typename Locale, typename S, typename... Args, + typename OutputIt, + typename Locale, + typename S, + typename... Args, typename Char = char_t<S>, - bool enable = detail::is_output_iterator<OutputIt, Char>::value&& - detail::is_locale<Locale>::value&& detail::is_exotic_char<Char>::value> -inline auto format_to(OutputIt out, const Locale& loc, const S& format_str, - Args&&... args) -> - typename std::enable_if<enable, OutputIt>::type { - return vformat_to(out, loc, to_string_view(format_str), - fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template <typename OutputIt, typename Char, typename... Args, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& - detail::is_exotic_char<Char>::value)> + bool enable = detail::is_output_iterator<OutputIt, Char>::value &&detail::is_locale<Locale>::value + &&detail::is_exotic_char<Char>::value> +inline auto format_to(OutputIt out, const Locale &loc, const S &format_str, Args &&...args) -> + typename std::enable_if<enable, OutputIt>::type +{ + return vformat_to(out, loc, to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); +} + +template < + typename OutputIt, + typename Char, + typename... Args, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> inline auto vformat_to_n( - OutputIt out, size_t n, basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> format_to_n_result<OutputIt> { - detail::iterator_buffer<OutputIt, Char, detail::fixed_buffer_traits> buf(out, - n); - detail::vformat_to(buf, format_str, args); - return {buf.out(), buf.count()}; + OutputIt out, + size_t n, + basic_string_view<Char> format_str, + basic_format_args<buffer_context<type_identity_t<Char>>> args) -> format_to_n_result<OutputIt> +{ + detail::iterator_buffer<OutputIt, Char, detail::fixed_buffer_traits> buf(out, n); + detail::vformat_to(buf, format_str, args); + return {buf.out(), buf.count()}; } -template <typename OutputIt, typename S, typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value&& - detail::is_exotic_char<Char>::value)> -inline auto format_to_n(OutputIt out, size_t n, const S& fmt, - const Args&... args) -> format_to_n_result<OutputIt> { - return vformat_to_n(out, n, detail::to_string_view(fmt), - fmt::make_format_args<buffer_context<Char>>(args...)); +template < + typename OutputIt, + typename S, + typename... Args, + typename Char = char_t<S>, + FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> +inline auto format_to_n(OutputIt out, size_t n, const S &fmt, const Args &...args) -> format_to_n_result<OutputIt> +{ + return vformat_to_n(out, n, detail::to_string_view(fmt), fmt::make_format_args<buffer_context<Char>>(args...)); } -template <typename S, typename... Args, typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_exotic_char<Char>::value)> -inline auto formatted_size(const S& fmt, Args&&... args) -> size_t { - detail::counting_buffer<Char> buf; - detail::vformat_to(buf, detail::to_string_view(fmt), - fmt::make_format_args<buffer_context<Char>>(args...)); - return buf.count(); +template <typename S, typename... Args, typename Char = char_t<S>, FMT_ENABLE_IF(detail::is_exotic_char<Char>::value)> +inline auto formatted_size(const S &fmt, Args &&...args) -> size_t +{ + detail::counting_buffer<Char> buf; + detail::vformat_to(buf, detail::to_string_view(fmt), fmt::make_format_args<buffer_context<Char>>(args...)); + return buf.count(); } -inline void vprint(std::FILE* f, wstring_view fmt, wformat_args args) { - wmemory_buffer buffer; - detail::vformat_to(buffer, fmt, args); - buffer.push_back(L'\0'); - if (std::fputws(buffer.data(), f) == -1) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); +inline void vprint(std::FILE *f, wstring_view fmt, wformat_args args) +{ + wmemory_buffer buffer; + detail::vformat_to(buffer, fmt, args); + buffer.push_back(L'\0'); + if(std::fputws(buffer.data(), f) == -1) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } -inline void vprint(wstring_view fmt, wformat_args args) { - vprint(stdout, fmt, args); +inline void vprint(wstring_view fmt, wformat_args args) +{ + vprint(stdout, fmt, args); } template <typename... T> -void print(std::FILE* f, wformat_string<T...> fmt, T&&... args) { - return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); +void print(std::FILE *f, wformat_string<T...> fmt, T &&...args) +{ + return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); } -template <typename... T> void print(wformat_string<T...> fmt, T&&... args) { - return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); +template <typename... T> +void print(wformat_string<T...> fmt, T &&...args) +{ + return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); } /** Converts *value* to ``std::wstring`` using the default format for type *T*. */ -template <typename T> inline auto to_wstring(const T& value) -> std::wstring { - return format(FMT_STRING(L"{}"), value); +template <typename T> +inline auto to_wstring(const T &value) -> std::wstring +{ + return format(FMT_STRING(L"{}"), value); } FMT_MODULE_EXPORT_END FMT_END_NAMESPACE -#endif // FMT_XCHAR_H_ +#endif // FMT_XCHAR_H_ diff --git a/include/spdlog/fmt/chrono.h b/include/spdlog/fmt/chrono.h index 83fad2ff9..a24c199b2 100644 --- a/include/spdlog/fmt/chrono.h +++ b/include/spdlog/fmt/chrono.h @@ -9,14 +9,14 @@ // #if !defined(SPDLOG_USE_STD_FORMAT) -# if !defined(SPDLOG_FMT_EXTERNAL) -# ifdef SPDLOG_HEADER_ONLY -# ifndef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY -# endif -# endif -# include <spdlog/fmt/bundled/chrono.h> -# else -# include <fmt/chrono.h> -# endif +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include <spdlog/fmt/bundled/chrono.h> +#else +#include <fmt/chrono.h> +#endif #endif diff --git a/include/spdlog/fmt/compile.h b/include/spdlog/fmt/compile.h index 906e9f57a..498872f5e 100644 --- a/include/spdlog/fmt/compile.h +++ b/include/spdlog/fmt/compile.h @@ -9,14 +9,14 @@ // #if !defined(SPDLOG_USE_STD_FORMAT) -# if !defined(SPDLOG_FMT_EXTERNAL) -# ifdef SPDLOG_HEADER_ONLY -# ifndef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY -# endif -# endif -# include <spdlog/fmt/bundled/compile.h> -# else -# include <fmt/compile.h> -# endif +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include <spdlog/fmt/bundled/compile.h> +#else +#include <fmt/compile.h> +#endif #endif diff --git a/include/spdlog/fmt/fmt.h b/include/spdlog/fmt/fmt.h index 90fcae0f0..5e7441d48 100644 --- a/include/spdlog/fmt/fmt.h +++ b/include/spdlog/fmt/fmt.h @@ -11,23 +11,23 @@ // #if defined(SPDLOG_USE_STD_FORMAT) // SPDLOG_USE_STD_FORMAT is defined - use std::format -# include <format> +#include <format> #elif !defined(SPDLOG_FMT_EXTERNAL) -# if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY) -# define FMT_HEADER_ONLY -# endif -# ifndef FMT_USE_WINDOWS_H -# define FMT_USE_WINDOWS_H 0 -# endif +#if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY) +#define FMT_HEADER_ONLY +#endif +#ifndef FMT_USE_WINDOWS_H +#define FMT_USE_WINDOWS_H 0 +#endif // enable the 'n' flag in for backward compatibility with fmt 6.x -# define FMT_DEPRECATED_N_SPECIFIER +#define FMT_DEPRECATED_N_SPECIFIER // enable ostream formatting for backward compatibility with fmt 8.x -# define FMT_DEPRECATED_OSTREAM +#define FMT_DEPRECATED_OSTREAM -# include <spdlog/fmt/bundled/core.h> -# include <spdlog/fmt/bundled/format.h> +#include <spdlog/fmt/bundled/core.h> +#include <spdlog/fmt/bundled/format.h> #else // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib -# include <fmt/core.h> -# include <fmt/format.h> +#include <fmt/core.h> +#include <fmt/format.h> #endif diff --git a/include/spdlog/fmt/ostr.h b/include/spdlog/fmt/ostr.h index 758803417..9e17d21b1 100644 --- a/include/spdlog/fmt/ostr.h +++ b/include/spdlog/fmt/ostr.h @@ -9,14 +9,14 @@ // #if !defined(SPDLOG_USE_STD_FORMAT) -# if !defined(SPDLOG_FMT_EXTERNAL) -# ifdef SPDLOG_HEADER_ONLY -# ifndef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY -# endif -# endif -# include <spdlog/fmt/bundled/ostream.h> -# else -# include <fmt/ostream.h> -# endif +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include <spdlog/fmt/bundled/ostream.h> +#else +#include <fmt/ostream.h> +#endif #endif diff --git a/include/spdlog/fmt/ranges.h b/include/spdlog/fmt/ranges.h index 9103a5f6a..5b0c77ab5 100644 --- a/include/spdlog/fmt/ranges.h +++ b/include/spdlog/fmt/ranges.h @@ -9,14 +9,14 @@ // #if !defined(SPDLOG_USE_STD_FORMAT) -# if !defined(SPDLOG_FMT_EXTERNAL) -# ifdef SPDLOG_HEADER_ONLY -# ifndef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY -# endif -# endif -# include <spdlog/fmt/bundled/ranges.h> -# else -# include <fmt/ranges.h> -# endif +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include <spdlog/fmt/bundled/ranges.h> +#else +#include <fmt/ranges.h> +#endif #endif diff --git a/include/spdlog/fmt/std.h b/include/spdlog/fmt/std.h index 0490cab0b..260c64ef3 100644 --- a/include/spdlog/fmt/std.h +++ b/include/spdlog/fmt/std.h @@ -5,19 +5,19 @@ #pragma once // -// include bundled or external copy of fmtlib's std support (for formatting e.g. std::filesystem::path, std::thread::id, std::monostate, -// std::variant, ...) +// include bundled or external copy of fmtlib's std support (for formatting e.g. std::filesystem::path, std::thread::id, +// std::monostate, std::variant, ...) // #if !defined(SPDLOG_USE_STD_FORMAT) -# if !defined(SPDLOG_FMT_EXTERNAL) -# ifdef SPDLOG_HEADER_ONLY -# ifndef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY -# endif -# endif -# include <spdlog/fmt/bundled/std.h> -# else -# include <fmt/std.h> -# endif +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include <spdlog/fmt/bundled/std.h> +#else +#include <fmt/std.h> +#endif #endif diff --git a/include/spdlog/fmt/xchar.h b/include/spdlog/fmt/xchar.h index 9a766e5a0..6d5328469 100644 --- a/include/spdlog/fmt/xchar.h +++ b/include/spdlog/fmt/xchar.h @@ -9,14 +9,14 @@ // #if !defined(SPDLOG_USE_STD_FORMAT) -# if !defined(SPDLOG_FMT_EXTERNAL) -# ifdef SPDLOG_HEADER_ONLY -# ifndef FMT_HEADER_ONLY -# define FMT_HEADER_ONLY -# endif -# endif -# include <spdlog/fmt/bundled/xchar.h> -# else -# include <fmt/xchar.h> -# endif +#if !defined(SPDLOG_FMT_EXTERNAL) +#ifdef SPDLOG_HEADER_ONLY +#ifndef FMT_HEADER_ONLY +#define FMT_HEADER_ONLY +#endif +#endif +#include <spdlog/fmt/bundled/xchar.h> +#else +#include <fmt/xchar.h> +#endif #endif diff --git a/include/spdlog/formatter.h b/include/spdlog/formatter.h index 5086fb217..51afa4fd5 100644 --- a/include/spdlog/formatter.h +++ b/include/spdlog/formatter.h @@ -3,16 +3,17 @@ #pragma once -#include <spdlog/fmt/fmt.h> #include <spdlog/details/log_msg.h> +#include <spdlog/fmt/fmt.h> -namespace spdlog { +namespace spdlog +{ class formatter { public: - virtual ~formatter() = default; - virtual void format(const details::log_msg &msg, memory_buf_t &dest) = 0; - virtual std::unique_ptr<formatter> clone() const = 0; + virtual ~formatter() = default; + virtual void format(const details::log_msg &msg, memory_buf_t &dest) = 0; + virtual std::unique_ptr<formatter> clone() const = 0; }; } // namespace spdlog diff --git a/include/spdlog/fwd.h b/include/spdlog/fwd.h index d25882572..bdefd39fe 100644 --- a/include/spdlog/fwd.h +++ b/include/spdlog/fwd.h @@ -3,16 +3,19 @@ #pragma once -namespace spdlog { +namespace spdlog +{ class logger; class formatter; -namespace sinks { -class sink; +namespace sinks +{ + class sink; } -namespace level { -enum level_enum : int; +namespace level +{ + enum level_enum : int; } } // namespace spdlog diff --git a/include/spdlog/logger-inl.h b/include/spdlog/logger-inl.h index 411f2cb5a..5c4c058af 100644 --- a/include/spdlog/logger-inl.h +++ b/include/spdlog/logger-inl.h @@ -4,35 +4,38 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/logger.h> +#include <spdlog/logger.h> #endif -#include <spdlog/sinks/sink.h> +#include <cstdio> #include <spdlog/details/backtracer.h> #include <spdlog/pattern_formatter.h> +#include <spdlog/sinks/sink.h> -#include <cstdio> - -namespace spdlog { +namespace spdlog +{ // public methods -SPDLOG_INLINE logger::logger(const logger &other) - : name_(other.name_) - , sinks_(other.sinks_) - , level_(other.level_.load(std::memory_order_relaxed)) - , flush_level_(other.flush_level_.load(std::memory_order_relaxed)) - , custom_err_handler_(other.custom_err_handler_) - , tracer_(other.tracer_) -{} - -SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT : name_(std::move(other.name_)), - sinks_(std::move(other.sinks_)), - level_(other.level_.load(std::memory_order_relaxed)), - flush_level_(other.flush_level_.load(std::memory_order_relaxed)), - custom_err_handler_(std::move(other.custom_err_handler_)), - tracer_(std::move(other.tracer_)) - -{} +SPDLOG_INLINE logger::logger(const logger &other) : + name_(other.name_), + sinks_(other.sinks_), + level_(other.level_.load(std::memory_order_relaxed)), + flush_level_(other.flush_level_.load(std::memory_order_relaxed)), + custom_err_handler_(other.custom_err_handler_), + tracer_(other.tracer_) +{ +} + +SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT + : name_(std::move(other.name_)), + sinks_(std::move(other.sinks_)), + level_(other.level_.load(std::memory_order_relaxed)), + flush_level_(other.flush_level_.load(std::memory_order_relaxed)), + custom_err_handler_(std::move(other.custom_err_handler_)), + tracer_(std::move(other.tracer_)) + +{ +} SPDLOG_INLINE logger &logger::operator=(logger other) SPDLOG_NOEXCEPT { @@ -47,12 +50,12 @@ SPDLOG_INLINE void logger::swap(spdlog::logger &other) SPDLOG_NOEXCEPT // swap level_ auto other_level = other.level_.load(); - auto my_level = level_.exchange(other_level); + auto my_level = level_.exchange(other_level); other.level_.store(my_level); // swap flush level_ other_level = other.flush_level_.load(); - my_level = flush_level_.exchange(other_level); + my_level = flush_level_.exchange(other_level); other.flush_level_.store(my_level); custom_err_handler_.swap(other.custom_err_handler_); @@ -83,9 +86,9 @@ SPDLOG_INLINE const std::string &logger::name() const // each sink will get a separate instance of the formatter object. SPDLOG_INLINE void logger::set_formatter(std::unique_ptr<formatter> f) { - for (auto it = sinks_.begin(); it != sinks_.end(); ++it) + for(auto it = sinks_.begin(); it != sinks_.end(); ++it) { - if (std::next(it) == sinks_.end()) + if(std::next(it) == sinks_.end()) { // last element - we can be move it. (*it)->set_formatter(std::move(f)); @@ -157,7 +160,7 @@ SPDLOG_INLINE void logger::set_error_handler(err_handler handler) // create new logger with same sinks and configuration. SPDLOG_INLINE std::shared_ptr<logger> logger::clone(std::string logger_name) { - auto cloned = std::make_shared<logger>(*this); + auto cloned = std::make_shared<logger>(*this); cloned->name_ = std::move(logger_name); return cloned; } @@ -165,11 +168,11 @@ SPDLOG_INLINE std::shared_ptr<logger> logger::clone(std::string logger_name) // protected methods SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg, bool log_enabled, bool traceback_enabled) { - if (log_enabled) + if(log_enabled) { sink_it_(log_msg); } - if (traceback_enabled) + if(traceback_enabled) { tracer_.push_back(log_msg); } @@ -177,9 +180,9 @@ SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg, bool SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) { - for (auto &sink : sinks_) + for(auto &sink : sinks_) { - if (sink->should_log(msg.level)) + if(sink->should_log(msg.level)) { SPDLOG_TRY { @@ -189,7 +192,7 @@ SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) } } - if (should_flush_(msg)) + if(should_flush_(msg)) { flush_(); } @@ -197,7 +200,7 @@ SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) SPDLOG_INLINE void logger::flush_() { - for (auto &sink : sinks_) + for(auto &sink : sinks_) { SPDLOG_TRY { @@ -210,7 +213,7 @@ SPDLOG_INLINE void logger::flush_() SPDLOG_INLINE void logger::dump_backtrace_() { using details::log_msg; - if (tracer_.enabled()) + if(tracer_.enabled()) { sink_it_(log_msg{name(), level::info, "****************** Backtrace Start ******************"}); tracer_.foreach_pop([this](const log_msg &msg) { this->sink_it_(msg); }); @@ -226,31 +229,32 @@ SPDLOG_INLINE bool logger::should_flush_(const details::log_msg &msg) SPDLOG_INLINE void logger::err_handler_(const std::string &msg) { - if (custom_err_handler_) + if(custom_err_handler_) { custom_err_handler_(msg); } else { using std::chrono::system_clock; - static std::mutex mutex; + static std::mutex mutex; static std::chrono::system_clock::time_point last_report_time; - static size_t err_counter = 0; - std::lock_guard<std::mutex> lk{mutex}; - auto now = system_clock::now(); + static size_t err_counter = 0; + std::lock_guard<std::mutex> lk{mutex}; + auto now = system_clock::now(); err_counter++; - if (now - last_report_time < std::chrono::seconds(1)) + if(now - last_report_time < std::chrono::seconds(1)) { return; } last_report_time = now; - auto tm_time = details::os::localtime(system_clock::to_time_t(now)); + auto tm_time = details::os::localtime(system_clock::to_time_t(now)); char date_buf[64]; std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time); #if defined(USING_R) && defined(R_R_H) // if in R environment REprintf("[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); #else - std::fprintf(stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); + std::fprintf( + stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); #endif } } diff --git a/include/spdlog/logger.h b/include/spdlog/logger.h index 1fafdabdb..f3bb2a85d 100644 --- a/include/spdlog/logger.h +++ b/include/spdlog/logger.h @@ -15,95 +15,89 @@ // formatted data, and support for different format per sink. #include <spdlog/common.h> -#include <spdlog/details/log_msg.h> #include <spdlog/details/backtracer.h> +#include <spdlog/details/log_msg.h> #ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT -# ifndef _WIN32 -# error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows -# endif -# include <spdlog/details/os.h> +#ifndef _WIN32 +#error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows +#endif +#include <spdlog/details/os.h> #endif #include <vector> #ifndef SPDLOG_NO_EXCEPTIONS -# define SPDLOG_LOGGER_CATCH(location) \ - catch (const std::exception &ex) \ - { \ - if (location.filename) \ - { \ - err_handler_(fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), location.filename, location.line)); \ - } \ - else \ - { \ - err_handler_(ex.what()); \ - } \ - } \ - catch (...) \ - { \ - err_handler_("Rethrowing unknown exception in logger"); \ - throw; \ - } +#define SPDLOG_LOGGER_CATCH(location) \ + catch(const std::exception &ex) \ + { \ + if(location.filename) \ + { \ + err_handler_( \ + fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), location.filename, location.line)); \ + } \ + else \ + { \ + err_handler_(ex.what()); \ + } \ + } \ + catch(...) \ + { \ + err_handler_("Rethrowing unknown exception in logger"); \ + throw; \ + } #else -# define SPDLOG_LOGGER_CATCH(location) +#define SPDLOG_LOGGER_CATCH(location) #endif -namespace spdlog { +namespace spdlog +{ class SPDLOG_API logger { public: // Empty logger - explicit logger(std::string name) - : name_(std::move(name)) - , sinks_() - {} + explicit logger(std::string name) : name_(std::move(name)), sinks_() {} // Logger with range on sinks - template<typename It> - logger(std::string name, It begin, It end) - : name_(std::move(name)) - , sinks_(begin, end) - {} + template <typename It> + logger(std::string name, It begin, It end) : name_(std::move(name)), sinks_(begin, end) + { + } // Logger with single sink - logger(std::string name, sink_ptr single_sink) - : logger(std::move(name), {std::move(single_sink)}) - {} + logger(std::string name, sink_ptr single_sink) : logger(std::move(name), {std::move(single_sink)}) {} // Logger with sinks init list - logger(std::string name, sinks_init_list sinks) - : logger(std::move(name), sinks.begin(), sinks.end()) - {} + logger(std::string name, sinks_init_list sinks) : logger(std::move(name), sinks.begin(), sinks.end()) {} virtual ~logger() = default; logger(const logger &other); logger(logger &&other) SPDLOG_NOEXCEPT; logger &operator=(logger other) SPDLOG_NOEXCEPT; - void swap(spdlog::logger &other) SPDLOG_NOEXCEPT; + void swap(spdlog::logger &other) SPDLOG_NOEXCEPT; - template<typename... Args> - void log(source_loc loc, level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void log(source_loc loc, level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) { log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...); } - template<typename... Args> - void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) { log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); } - template<typename T> + template <typename T> void log(level::level_enum lvl, const T &msg) { log(source_loc{}, lvl, msg); } // T cannot be statically converted to format string (including string_view/wstring_view) - template<class T, typename std::enable_if<!is_convertible_to_any_format_string<const T &>::value, int>::type = 0> + template <class T, typename std::enable_if<!is_convertible_to_any_format_string<const T &>::value, int>::type = 0> void log(source_loc loc, level::level_enum lvl, const T &msg) { log(loc, lvl, "{}", msg); @@ -111,9 +105,9 @@ public: void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, string_view_t msg) { - bool log_enabled = should_log(lvl); + bool log_enabled = should_log(lvl); bool traceback_enabled = tracer_.enabled(); - if (!log_enabled && !traceback_enabled) + if(!log_enabled && !traceback_enabled) { return; } @@ -124,9 +118,9 @@ public: void log(source_loc loc, level::level_enum lvl, string_view_t msg) { - bool log_enabled = should_log(lvl); + bool log_enabled = should_log(lvl); bool traceback_enabled = tracer_.enabled(); - if (!log_enabled && !traceback_enabled) + if(!log_enabled && !traceback_enabled) { return; } @@ -135,65 +129,62 @@ public: log_it_(log_msg, log_enabled, traceback_enabled); } - void log(level::level_enum lvl, string_view_t msg) - { - log(source_loc{}, lvl, msg); - } + void log(level::level_enum lvl, string_view_t msg) { log(source_loc{}, lvl, msg); } - template<typename... Args> - void trace(format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void trace(format_string_t<Args...> fmt, Args &&...args) { log(level::trace, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void debug(format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void debug(format_string_t<Args...> fmt, Args &&...args) { log(level::debug, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void info(format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void info(format_string_t<Args...> fmt, Args &&...args) { log(level::info, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void warn(format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void warn(format_string_t<Args...> fmt, Args &&...args) { log(level::warn, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void error(format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void error(format_string_t<Args...> fmt, Args &&...args) { log(level::err, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void critical(format_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void critical(format_string_t<Args...> fmt, Args &&...args) { log(level::critical, fmt, std::forward<Args>(args)...); } #ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT - template<typename... Args> - void log(source_loc loc, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void log(source_loc loc, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) { log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...); } - template<typename... Args> - void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) { log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); } void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, wstring_view_t msg) { - bool log_enabled = should_log(lvl); + bool log_enabled = should_log(lvl); bool traceback_enabled = tracer_.enabled(); - if (!log_enabled && !traceback_enabled) + if(!log_enabled && !traceback_enabled) { return; } @@ -206,9 +197,9 @@ public: void log(source_loc loc, level::level_enum lvl, wstring_view_t msg) { - bool log_enabled = should_log(lvl); + bool log_enabled = should_log(lvl); bool traceback_enabled = tracer_.enabled(); - if (!log_enabled && !traceback_enabled) + if(!log_enabled && !traceback_enabled) { return; } @@ -224,74 +215,74 @@ public: log(source_loc{}, lvl, msg); } - template<typename... Args> - void trace(wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void trace(wformat_string_t<Args...> fmt, Args &&...args) { log(level::trace, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void debug(wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void debug(wformat_string_t<Args...> fmt, Args &&...args) { log(level::debug, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void info(wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void info(wformat_string_t<Args...> fmt, Args &&...args) { log(level::info, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void warn(wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void warn(wformat_string_t<Args...> fmt, Args &&...args) { log(level::warn, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void error(wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void error(wformat_string_t<Args...> fmt, Args &&...args) { log(level::err, fmt, std::forward<Args>(args)...); } - template<typename... Args> - void critical(wformat_string_t<Args...> fmt, Args &&... args) + template <typename... Args> + void critical(wformat_string_t<Args...> fmt, Args &&...args) { log(level::critical, fmt, std::forward<Args>(args)...); } #endif - template<typename T> + template <typename T> void trace(const T &msg) { log(level::trace, msg); } - template<typename T> + template <typename T> void debug(const T &msg) { log(level::debug, msg); } - template<typename T> + template <typename T> void info(const T &msg) { log(level::info, msg); } - template<typename T> + template <typename T> void warn(const T &msg) { log(level::warn, msg); } - template<typename T> + template <typename T> void error(const T &msg) { log(level::err, msg); } - template<typename T> + template <typename T> void critical(const T &msg) { log(level::critical, msg); @@ -332,8 +323,8 @@ public: void dump_backtrace(); // flush functions - void flush(); - void flush_on(level::level_enum log_level); + void flush(); + void flush_on(level::level_enum log_level); level::level_enum flush_level() const; // sinks @@ -348,20 +339,20 @@ public: virtual std::shared_ptr<logger> clone(std::string logger_name); protected: - std::string name_; + std::string name_; std::vector<sink_ptr> sinks_; - spdlog::level_t level_{level::info}; - spdlog::level_t flush_level_{level::off}; - err_handler custom_err_handler_{nullptr}; - details::backtracer tracer_; + spdlog::level_t level_{level::info}; + spdlog::level_t flush_level_{level::off}; + err_handler custom_err_handler_{nullptr}; + details::backtracer tracer_; // common implementation for after templated public api has been resolved - template<typename... Args> - void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args &&... args) + template <typename... Args> + void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args &&...args) { - bool log_enabled = should_log(lvl); + bool log_enabled = should_log(lvl); bool traceback_enabled = tracer_.enabled(); - if (!log_enabled && !traceback_enabled) + if(!log_enabled && !traceback_enabled) { return; } @@ -381,12 +372,12 @@ protected: } #ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT - template<typename... Args> - void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args &&... args) + template <typename... Args> + void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args &&...args) { - bool log_enabled = should_log(lvl); + bool log_enabled = should_log(lvl); bool traceback_enabled = tracer_.enabled(); - if (!log_enabled && !traceback_enabled) + if(!log_enabled && !traceback_enabled) { return; } @@ -395,7 +386,9 @@ protected: // format to wmemory_buffer and convert to utf8 wmemory_buf_t wbuf; fmt_lib::vformat_to( - std::back_inserter(wbuf), fmt, fmt_lib::make_format_args<fmt_lib::wformat_context>(std::forward<Args>(args)...)); + std::back_inserter(wbuf), + fmt, + fmt_lib::make_format_args<fmt_lib::wformat_context>(std::forward<Args>(args)...)); memory_buf_t buf; details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf); @@ -408,11 +401,11 @@ protected: // log the given message (if the given log level is high enough), // and save backtrace (if backtrace is enabled). - void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled); + void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled); virtual void sink_it_(const details::log_msg &msg); virtual void flush_(); - void dump_backtrace_(); - bool should_flush_(const details::log_msg &msg); + void dump_backtrace_(); + bool should_flush_(const details::log_msg &msg); // handle errors during logging. // default handler prints the error to stderr at max rate of 1 message/sec. @@ -424,5 +417,5 @@ void swap(logger &a, logger &b); } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "logger-inl.h" +#include "logger-inl.h" #endif diff --git a/include/spdlog/pattern_formatter-inl.h b/include/spdlog/pattern_formatter-inl.h index 01afbe6f0..0462f9a82 100644 --- a/include/spdlog/pattern_formatter-inl.h +++ b/include/spdlog/pattern_formatter-inl.h @@ -4,1041 +4,973 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/pattern_formatter.h> +#include <spdlog/pattern_formatter.h> #endif -#include <spdlog/details/fmt_helper.h> -#include <spdlog/details/log_msg.h> -#include <spdlog/details/os.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/formatter.h> - #include <algorithm> #include <array> -#include <chrono> -#include <ctime> #include <cctype> +#include <chrono> #include <cstring> +#include <ctime> #include <iterator> #include <memory> #include <mutex> +#include <spdlog/details/fmt_helper.h> +#include <spdlog/details/log_msg.h> +#include <spdlog/details/os.h> +#include <spdlog/fmt/fmt.h> +#include <spdlog/formatter.h> #include <string> #include <thread> #include <utility> #include <vector> -namespace spdlog { -namespace details { +namespace spdlog +{ +namespace details +{ -/////////////////////////////////////////////////////////////////////// -// name & level pattern appender -/////////////////////////////////////////////////////////////////////// + /////////////////////////////////////////////////////////////////////// + // name & level pattern appender + /////////////////////////////////////////////////////////////////////// -class scoped_padder -{ -public: - scoped_padder(size_t wrapped_size, const padding_info &padinfo, memory_buf_t &dest) - : padinfo_(padinfo) - , dest_(dest) + class scoped_padder { - remaining_pad_ = static_cast<long>(padinfo.width_) - static_cast<long>(wrapped_size); - if (remaining_pad_ <= 0) + public: + scoped_padder(size_t wrapped_size, const padding_info &padinfo, memory_buf_t &dest) : + padinfo_(padinfo), dest_(dest) + { + remaining_pad_ = static_cast<long>(padinfo.width_) - static_cast<long>(wrapped_size); + if(remaining_pad_ <= 0) + { + return; + } + + if(padinfo_.side_ == padding_info::pad_side::left) + { + pad_it(remaining_pad_); + remaining_pad_ = 0; + } + else if(padinfo_.side_ == padding_info::pad_side::center) + { + auto half_pad = remaining_pad_ / 2; + auto reminder = remaining_pad_ & 1; + pad_it(half_pad); + remaining_pad_ = half_pad + reminder; // for the right side + } + } + + template <typename T> + static unsigned int count_digits(T n) { - return; + return fmt_helper::count_digits(n); } - if (padinfo_.side_ == padding_info::pad_side::left) + ~scoped_padder() { - pad_it(remaining_pad_); - remaining_pad_ = 0; + if(remaining_pad_ >= 0) + { + pad_it(remaining_pad_); + } + else if(padinfo_.truncate_) + { + long new_size = static_cast<long>(dest_.size()) + remaining_pad_; + dest_.resize(static_cast<size_t>(new_size)); + } } - else if (padinfo_.side_ == padding_info::pad_side::center) + + private: + void pad_it(long count) { - auto half_pad = remaining_pad_ / 2; - auto reminder = remaining_pad_ & 1; - pad_it(half_pad); - remaining_pad_ = half_pad + reminder; // for the right side + fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast<size_t>(count)), dest_); } - } - template<typename T> - static unsigned int count_digits(T n) - { - return fmt_helper::count_digits(n); - } + const padding_info &padinfo_; + memory_buf_t &dest_; + long remaining_pad_; + string_view_t spaces_{" ", 64}; + }; - ~scoped_padder() + struct null_scoped_padder { - if (remaining_pad_ >= 0) - { - pad_it(remaining_pad_); - } - else if (padinfo_.truncate_) + null_scoped_padder(size_t /*wrapped_size*/, const padding_info & /*padinfo*/, memory_buf_t & /*dest*/) {} + + template <typename T> + static unsigned int count_digits(T /* number */) { - long new_size = static_cast<long>(dest_.size()) + remaining_pad_; - dest_.resize(static_cast<size_t>(new_size)); + return 0; } - } + }; -private: - void pad_it(long count) + template <typename ScopedPadder> + class name_formatter final : public flag_formatter { - fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast<size_t>(count)), dest_); - } - - const padding_info &padinfo_; - memory_buf_t &dest_; - long remaining_pad_; - string_view_t spaces_{" ", 64}; -}; + public: + explicit name_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -struct null_scoped_padder -{ - null_scoped_padder(size_t /*wrapped_size*/, const padding_info & /*padinfo*/, memory_buf_t & /*dest*/) {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + ScopedPadder p(msg.logger_name.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.logger_name, dest); + } + }; - template<typename T> - static unsigned int count_digits(T /* number */) + // log level appender + template <typename ScopedPadder> + class level_formatter final : public flag_formatter { - return 0; - } -}; + public: + explicit level_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -template<typename ScopedPadder> -class name_formatter final : public flag_formatter -{ -public: - explicit name_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + const string_view_t &level_name = level::to_string_view(msg.level); + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // short log level appender + template <typename ScopedPadder> + class short_level_formatter final : public flag_formatter { - ScopedPadder p(msg.logger_name.size(), padinfo_, dest); - fmt_helper::append_string_view(msg.logger_name, dest); - } -}; + public: + explicit short_level_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// log level appender -template<typename ScopedPadder> -class level_formatter final : public flag_formatter -{ -public: - explicit level_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + string_view_t level_name{level::to_short_c_str(msg.level)}; + ScopedPadder p(level_name.size(), padinfo_, dest); + fmt_helper::append_string_view(level_name, dest); + } + }; + + /////////////////////////////////////////////////////////////////////// + // Date time pattern appenders + /////////////////////////////////////////////////////////////////////// - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + static const char *ampm(const tm &t) { - const string_view_t &level_name = level::to_string_view(msg.level); - ScopedPadder p(level_name.size(), padinfo_, dest); - fmt_helper::append_string_view(level_name, dest); + return t.tm_hour >= 12 ? "PM" : "AM"; } -}; -// short log level appender -template<typename ScopedPadder> -class short_level_formatter final : public flag_formatter -{ -public: - explicit short_level_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + static int to12h(const tm &t) { - string_view_t level_name{level::to_short_c_str(msg.level)}; - ScopedPadder p(level_name.size(), padinfo_, dest); - fmt_helper::append_string_view(level_name, dest); + return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; } -}; - -/////////////////////////////////////////////////////////////////////// -// Date time pattern appenders -/////////////////////////////////////////////////////////////////////// -static const char *ampm(const tm &t) -{ - return t.tm_hour >= 12 ? "PM" : "AM"; -} + // Abbreviated weekday name + static std::array<const char *, 7> days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; -static int to12h(const tm &t) -{ - return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; -} - -// Abbreviated weekday name -static std::array<const char *, 7> days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; - -template<typename ScopedPadder> -class a_formatter final : public flag_formatter -{ -public: - explicit a_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + template <typename ScopedPadder> + class a_formatter final : public flag_formatter { - string_view_t field_value{days[static_cast<size_t>(tm_time.tm_wday)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; + public: + explicit a_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// Full weekday name -static std::array<const char *, 7> full_days{{"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{days[static_cast<size_t>(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; -template<typename ScopedPadder> -class A_formatter : public flag_formatter -{ -public: - explicit A_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + // Full weekday name + static std::array<const char *, 7> full_days{ + {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + template <typename ScopedPadder> + class A_formatter : public flag_formatter { - string_view_t field_value{full_days[static_cast<size_t>(tm_time.tm_wday)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; + public: + explicit A_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// Abbreviated month -static const std::array<const char *, 12> months{{"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{full_days[static_cast<size_t>(tm_time.tm_wday)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; -template<typename ScopedPadder> -class b_formatter final : public flag_formatter -{ -public: - explicit b_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + // Abbreviated month + static const std::array<const char *, 12> months{ + {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + template <typename ScopedPadder> + class b_formatter final : public flag_formatter { - string_view_t field_value{months[static_cast<size_t>(tm_time.tm_mon)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; + public: + explicit b_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// Full month name -static const std::array<const char *, 12> full_months{ - {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"}}; + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{months[static_cast<size_t>(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; + + // Full month name + static const std::array<const char *, 12> full_months{ + {"January", + "February", + "March", + "April", + "May", + "June", + "July", + "August", + "September", + "October", + "November", + "December"}}; + + template <typename ScopedPadder> + class B_formatter final : public flag_formatter + { + public: + explicit B_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -template<typename ScopedPadder> -class B_formatter final : public flag_formatter -{ -public: - explicit B_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + string_view_t field_value{full_months[static_cast<size_t>(tm_time.tm_mon)]}; + ScopedPadder p(field_value.size(), padinfo_, dest); + fmt_helper::append_string_view(field_value, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // Date and time representation (Thu Aug 23 15:35:46 2014) + template <typename ScopedPadder> + class c_formatter final : public flag_formatter { - string_view_t field_value{full_months[static_cast<size_t>(tm_time.tm_mon)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } -}; + public: + explicit c_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// Date and time representation (Thu Aug 23 15:35:46 2014) -template<typename ScopedPadder> -class c_formatter final : public flag_formatter -{ -public: - explicit c_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 24; + ScopedPadder p(field_size, padinfo_, dest); - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 24; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::append_string_view(days[static_cast<size_t>(tm_time.tm_wday)], dest); - dest.push_back(' '); - fmt_helper::append_string_view(months[static_cast<size_t>(tm_time.tm_mon)], dest); - dest.push_back(' '); - fmt_helper::append_int(tm_time.tm_mday, dest); - dest.push_back(' '); - // time - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - dest.push_back(' '); - fmt_helper::append_int(tm_time.tm_year + 1900, dest); - } -}; + fmt_helper::append_string_view(days[static_cast<size_t>(tm_time.tm_wday)], dest); + dest.push_back(' '); + fmt_helper::append_string_view(months[static_cast<size_t>(tm_time.tm_mon)], dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_mday, dest); + dest.push_back(' '); + // time -// year - 2 digit -template<typename ScopedPadder> -class C_formatter final : public flag_formatter -{ -public: - explicit C_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // year - 2 digit + template <typename ScopedPadder> + class C_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_year % 100, dest); - } -}; + public: + explicit C_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 -template<typename ScopedPadder> -class D_formatter final : public flag_formatter -{ -public: - explicit D_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 + template <typename ScopedPadder> + class D_formatter final : public flag_formatter { - const size_t field_size = 10; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_mon + 1, dest); - dest.push_back('/'); - fmt_helper::pad2(tm_time.tm_mday, dest); - dest.push_back('/'); - fmt_helper::pad2(tm_time.tm_year % 100, dest); - } -}; + public: + explicit D_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// year - 4 digit -template<typename ScopedPadder> -class Y_formatter final : public flag_formatter -{ -public: - explicit Y_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_mday, dest); + dest.push_back('/'); + fmt_helper::pad2(tm_time.tm_year % 100, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // year - 4 digit + template <typename ScopedPadder> + class Y_formatter final : public flag_formatter { - const size_t field_size = 4; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(tm_time.tm_year + 1900, dest); - } -}; + public: + explicit Y_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// month 1-12 -template<typename ScopedPadder> -class m_formatter final : public flag_formatter -{ -public: - explicit m_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 4; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(tm_time.tm_year + 1900, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // month 1-12 + template <typename ScopedPadder> + class m_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_mon + 1, dest); - } -}; + public: + explicit m_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// day of month 1-31 -template<typename ScopedPadder> -class d_formatter final : public flag_formatter -{ -public: - explicit d_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mon + 1, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // day of month 1-31 + template <typename ScopedPadder> + class d_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_mday, dest); - } -}; + public: + explicit d_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// hours in 24 format 0-23 -template<typename ScopedPadder> -class H_formatter final : public flag_formatter -{ -public: - explicit H_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_mday, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // hours in 24 format 0-23 + template <typename ScopedPadder> + class H_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_hour, dest); - } -}; + public: + explicit H_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// hours in 12 format 1-12 -template<typename ScopedPadder> -class I_formatter final : public flag_formatter -{ -public: - explicit I_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_hour, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // hours in 12 format 1-12 + template <typename ScopedPadder> + class I_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(to12h(tm_time), dest); - } -}; + public: + explicit I_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// minutes 0-59 -template<typename ScopedPadder> -class M_formatter final : public flag_formatter -{ -public: - explicit M_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(to12h(tm_time), dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // minutes 0-59 + template <typename ScopedPadder> + class M_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_min, dest); - } -}; + public: + explicit M_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// seconds 0-59 -template<typename ScopedPadder> -class S_formatter final : public flag_formatter -{ -public: - explicit S_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_min, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // seconds 0-59 + template <typename ScopedPadder> + class S_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_sec, dest); - } -}; + public: + explicit S_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// milliseconds -template<typename ScopedPadder> -class e_formatter final : public flag_formatter -{ -public: - explicit e_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad2(tm_time.tm_sec, dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // milliseconds + template <typename ScopedPadder> + class e_formatter final : public flag_formatter { - auto millis = fmt_helper::time_fraction<std::chrono::milliseconds>(msg.time); - const size_t field_size = 3; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); - } -}; + public: + explicit e_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// microseconds -template<typename ScopedPadder> -class f_formatter final : public flag_formatter -{ -public: - explicit f_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto millis = fmt_helper::time_fraction<std::chrono::milliseconds>(msg.time); + const size_t field_size = 3; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // microseconds + template <typename ScopedPadder> + class f_formatter final : public flag_formatter { - auto micros = fmt_helper::time_fraction<std::chrono::microseconds>(msg.time); + public: + explicit f_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - const size_t field_size = 6; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad6(static_cast<size_t>(micros.count()), dest); - } -}; + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto micros = fmt_helper::time_fraction<std::chrono::microseconds>(msg.time); -// nanoseconds -template<typename ScopedPadder> -class F_formatter final : public flag_formatter -{ -public: - explicit F_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad6(static_cast<size_t>(micros.count()), dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // nanoseconds + template <typename ScopedPadder> + class F_formatter final : public flag_formatter { - auto ns = fmt_helper::time_fraction<std::chrono::nanoseconds>(msg.time); - const size_t field_size = 9; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad9(static_cast<size_t>(ns.count()), dest); - } -}; + public: + explicit F_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// seconds since epoch -template<typename ScopedPadder> -class E_formatter final : public flag_formatter -{ -public: - explicit E_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto ns = fmt_helper::time_fraction<std::chrono::nanoseconds>(msg.time); + const size_t field_size = 9; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::pad9(static_cast<size_t>(ns.count()), dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // seconds since epoch + template <typename ScopedPadder> + class E_formatter final : public flag_formatter { - const size_t field_size = 10; - ScopedPadder p(field_size, padinfo_, dest); - auto duration = msg.time.time_since_epoch(); - auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); - fmt_helper::append_int(seconds, dest); - } -}; + public: + explicit E_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// AM/PM -template<typename ScopedPadder> -class p_formatter final : public flag_formatter -{ -public: - explicit p_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + const size_t field_size = 10; + ScopedPadder p(field_size, padinfo_, dest); + auto duration = msg.time.time_since_epoch(); + auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); + fmt_helper::append_int(seconds, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // AM/PM + template <typename ScopedPadder> + class p_formatter final : public flag_formatter { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_string_view(ampm(tm_time), dest); - } -}; + public: + explicit p_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// 12 hour clock 02:55:02 pm -template<typename ScopedPadder> -class r_formatter final : public flag_formatter -{ -public: - explicit r_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 2; + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_string_view(ampm(tm_time), dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // 12 hour clock 02:55:02 pm + template <typename ScopedPadder> + class r_formatter final : public flag_formatter { - const size_t field_size = 11; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(to12h(tm_time), dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - dest.push_back(' '); - fmt_helper::append_string_view(ampm(tm_time), dest); - } -}; + public: + explicit r_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// 24-hour HH:MM time, equivalent to %H:%M -template<typename ScopedPadder> -class R_formatter final : public flag_formatter -{ -public: - explicit R_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 11; + ScopedPadder p(field_size, padinfo_, dest); + + fmt_helper::pad2(to12h(tm_time), dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + dest.push_back(' '); + fmt_helper::append_string_view(ampm(tm_time), dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // 24-hour HH:MM time, equivalent to %H:%M + template <typename ScopedPadder> + class R_formatter final : public flag_formatter { - const size_t field_size = 5; - ScopedPadder p(field_size, padinfo_, dest); + public: + explicit R_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - } -}; + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 5; + ScopedPadder p(field_size, padinfo_, dest); -// ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S -template<typename ScopedPadder> -class T_formatter final : public flag_formatter -{ -public: - explicit T_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + } + }; - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + // ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S + template <typename ScopedPadder> + class T_formatter final : public flag_formatter { - const size_t field_size = 8; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - } -}; + public: + explicit T_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// ISO 8601 offset from UTC in timezone (+-HH:MM) -template<typename ScopedPadder> -class z_formatter final : public flag_formatter -{ -public: - explicit z_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override + { + const size_t field_size = 8; + ScopedPadder p(field_size, padinfo_, dest); - z_formatter() = default; - z_formatter(const z_formatter &) = delete; - z_formatter &operator=(const z_formatter &) = delete; + fmt_helper::pad2(tm_time.tm_hour, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_min, dest); + dest.push_back(':'); + fmt_helper::pad2(tm_time.tm_sec, dest); + } + }; - void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override + // ISO 8601 offset from UTC in timezone (+-HH:MM) + template <typename ScopedPadder> + class z_formatter final : public flag_formatter { - const size_t field_size = 6; - ScopedPadder p(field_size, padinfo_, dest); + public: + explicit z_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - auto total_minutes = get_cached_offset(msg, tm_time); - bool is_negative = total_minutes < 0; - if (is_negative) - { - total_minutes = -total_minutes; - dest.push_back('-'); - } - else + z_formatter() = default; + z_formatter(const z_formatter &) = delete; + z_formatter &operator=(const z_formatter &) = delete; + + void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override { - dest.push_back('+'); - } + const size_t field_size = 6; + ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(total_minutes / 60, dest); // hours - dest.push_back(':'); - fmt_helper::pad2(total_minutes % 60, dest); // minutes - } + auto total_minutes = get_cached_offset(msg, tm_time); + bool is_negative = total_minutes < 0; + if(is_negative) + { + total_minutes = -total_minutes; + dest.push_back('-'); + } + else + { + dest.push_back('+'); + } -private: - log_clock::time_point last_update_{std::chrono::seconds(0)}; - int offset_minutes_{0}; + fmt_helper::pad2(total_minutes / 60, dest); // hours + dest.push_back(':'); + fmt_helper::pad2(total_minutes % 60, dest); // minutes + } - int get_cached_offset(const log_msg &msg, const std::tm &tm_time) - { - // refresh every 10 seconds - if (msg.time - last_update_ >= std::chrono::seconds(10)) + private: + log_clock::time_point last_update_{std::chrono::seconds(0)}; + int offset_minutes_{0}; + + int get_cached_offset(const log_msg &msg, const std::tm &tm_time) { - offset_minutes_ = os::utc_minutes_offset(tm_time); - last_update_ = msg.time; + // refresh every 10 seconds + if(msg.time - last_update_ >= std::chrono::seconds(10)) + { + offset_minutes_ = os::utc_minutes_offset(tm_time); + last_update_ = msg.time; + } + return offset_minutes_; } - return offset_minutes_; - } -}; - -// Thread id -template<typename ScopedPadder> -class t_formatter final : public flag_formatter -{ -public: - explicit t_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // Thread id + template <typename ScopedPadder> + class t_formatter final : public flag_formatter { - const auto field_size = ScopedPadder::count_digits(msg.thread_id); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(msg.thread_id, dest); - } -}; + public: + explicit t_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// Current pid -template<typename ScopedPadder> -class pid_formatter final : public flag_formatter -{ -public: - explicit pid_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + const auto field_size = ScopedPadder::count_digits(msg.thread_id); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.thread_id, dest); + } + }; - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + // Current pid + template <typename ScopedPadder> + class pid_formatter final : public flag_formatter { - const auto pid = static_cast<uint32_t>(details::os::pid()); - auto field_size = ScopedPadder::count_digits(pid); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(pid, dest); - } -}; + public: + explicit pid_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -template<typename ScopedPadder> -class v_formatter final : public flag_formatter -{ -public: - explicit v_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + { + const auto pid = static_cast<uint32_t>(details::os::pid()); + auto field_size = ScopedPadder::count_digits(pid); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(pid, dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + template <typename ScopedPadder> + class v_formatter final : public flag_formatter { - ScopedPadder p(msg.payload.size(), padinfo_, dest); - fmt_helper::append_string_view(msg.payload, dest); - } -}; + public: + explicit v_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -class ch_formatter final : public flag_formatter -{ -public: - explicit ch_formatter(char ch) - : ch_(ch) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + ScopedPadder p(msg.payload.size(), padinfo_, dest); + fmt_helper::append_string_view(msg.payload, dest); + } + }; - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + class ch_formatter final : public flag_formatter { - dest.push_back(ch_); - } + public: + explicit ch_formatter(char ch) : ch_(ch) {} -private: - char ch_; -}; + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override { dest.push_back(ch_); } -// aggregate user chars to display as is -class aggregate_formatter final : public flag_formatter -{ -public: - aggregate_formatter() = default; + private: + char ch_; + }; - void add_ch(char ch) - { - str_ += ch; - } - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + // aggregate user chars to display as is + class aggregate_formatter final : public flag_formatter { - fmt_helper::append_string_view(str_, dest); - } + public: + aggregate_formatter() = default; -private: - std::string str_; -}; + void add_ch(char ch) { str_ += ch; } + void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override + { + fmt_helper::append_string_view(str_, dest); + } -// mark the color range. expect it to be in the form of "%^colored text%$" -class color_start_formatter final : public flag_formatter -{ -public: - explicit color_start_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + private: + std::string str_; + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // mark the color range. expect it to be in the form of "%^colored text%$" + class color_start_formatter final : public flag_formatter { - msg.color_range_start = dest.size(); - } -}; + public: + explicit color_start_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -class color_stop_formatter final : public flag_formatter -{ -public: - explicit color_stop_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + msg.color_range_start = dest.size(); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + class color_stop_formatter final : public flag_formatter { - msg.color_range_end = dest.size(); - } -}; + public: + explicit color_stop_formatter(padding_info padinfo) : flag_formatter(padinfo) {} -// print source location -template<typename ScopedPadder> -class source_location_formatter final : public flag_formatter -{ -public: - explicit source_location_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { - ScopedPadder p(0, padinfo_, dest); - return; + msg.color_range_end = dest.size(); } + }; - size_t text_size; - if (padinfo_.enabled()) - { - // calc text size for padding based on "filename:line" - text_size = std::char_traits<char>::length(msg.source.filename) + ScopedPadder::count_digits(msg.source.line) + 1; - } - else + // print source location + template <typename ScopedPadder> + class source_location_formatter final : public flag_formatter + { + public: + explicit source_location_formatter(padding_info padinfo) : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { - text_size = 0; - } + if(msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.filename, dest); - dest.push_back(':'); - fmt_helper::append_int(msg.source.line, dest); - } -}; + size_t text_size; + if(padinfo_.enabled()) + { + // calc text size for padding based on "filename:line" + text_size = std::char_traits<char>::length(msg.source.filename) + + ScopedPadder::count_digits(msg.source.line) + 1; + } + else + { + text_size = 0; + } -// print source filename -template<typename ScopedPadder> -class source_filename_formatter final : public flag_formatter -{ -public: - explicit source_filename_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // print source filename + template <typename ScopedPadder> + class source_filename_formatter final : public flag_formatter { - if (msg.source.empty()) + public: + explicit source_filename_formatter(padding_info padinfo) : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { - ScopedPadder p(0, padinfo_, dest); - return; + if(msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.filename, dest); } - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.filename) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.filename, dest); - } -}; + }; -template<typename ScopedPadder> -class short_filename_formatter final : public flag_formatter -{ -public: - explicit short_filename_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + template <typename ScopedPadder> + class short_filename_formatter final : public flag_formatter + { + public: + explicit short_filename_formatter(padding_info padinfo) : flag_formatter(padinfo) {} #ifdef _MSC_VER -# pragma warning(push) -# pragma warning(disable : 4127) // consider using 'if constexpr' instead -#endif // _MSC_VER - static const char *basename(const char *filename) - { - // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr - // the branch will be elided by optimizations - if (sizeof(os::folder_seps) == 2) - { - const char *rv = std::strrchr(filename, os::folder_seps[0]); - return rv != nullptr ? rv + 1 : filename; - } - else +#pragma warning(push) +#pragma warning(disable : 4127) // consider using 'if constexpr' instead +#endif // _MSC_VER + static const char *basename(const char *filename) { - const std::reverse_iterator<const char *> begin(filename + std::strlen(filename)); - const std::reverse_iterator<const char *> end(filename); + // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr + // the branch will be elided by optimizations + if(sizeof(os::folder_seps) == 2) + { + const char *rv = std::strrchr(filename, os::folder_seps[0]); + return rv != nullptr ? rv + 1 : filename; + } + else + { + const std::reverse_iterator<const char *> begin(filename + std::strlen(filename)); + const std::reverse_iterator<const char *> end(filename); - const auto it = std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1); - return it != end ? it.base() : filename; + const auto it = + std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1); + return it != end ? it.base() : filename; + } } - } #ifdef _MSC_VER -# pragma warning(pop) +#pragma warning(pop) #endif // _MSC_VER - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if (msg.source.empty()) + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { - ScopedPadder p(0, padinfo_, dest); - return; + if(msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + auto filename = basename(msg.source.filename); + size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(filename) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(filename, dest); } - auto filename = basename(msg.source.filename); - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(filename) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(filename, dest); - } -}; - -template<typename ScopedPadder> -class source_linenum_formatter final : public flag_formatter -{ -public: - explicit source_linenum_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + template <typename ScopedPadder> + class source_linenum_formatter final : public flag_formatter { - if (msg.source.empty()) - { - ScopedPadder p(0, padinfo_, dest); - return; - } + public: + explicit source_linenum_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - auto field_size = ScopedPadder::count_digits(msg.source.line); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(msg.source.line, dest); - } -}; + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + if(msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } -// print source funcname -template<typename ScopedPadder> -class source_funcname_formatter final : public flag_formatter -{ -public: - explicit source_funcname_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + auto field_size = ScopedPadder::count_digits(msg.source.line); + ScopedPadder p(field_size, padinfo_, dest); + fmt_helper::append_int(msg.source.line, dest); + } + }; - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // print source funcname + template <typename ScopedPadder> + class source_funcname_formatter final : public flag_formatter { - if (msg.source.empty()) + public: + explicit source_funcname_formatter(padding_info padinfo) : flag_formatter(padinfo) {} + + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override { - ScopedPadder p(0, padinfo_, dest); - return; + if(msg.source.empty()) + { + ScopedPadder p(0, padinfo_, dest); + return; + } + size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.funcname) : 0; + ScopedPadder p(text_size, padinfo_, dest); + fmt_helper::append_string_view(msg.source.funcname, dest); } - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.funcname) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.funcname, dest); - } -}; - -// print elapsed time since last message -template<typename ScopedPadder, typename Units> -class elapsed_formatter final : public flag_formatter -{ -public: - using DurationUnits = Units; + }; - explicit elapsed_formatter(padding_info padinfo) - : flag_formatter(padinfo) - , last_message_time_(log_clock::now()) - {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + // print elapsed time since last message + template <typename ScopedPadder, typename Units> + class elapsed_formatter final : public flag_formatter { - auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); - auto delta_units = std::chrono::duration_cast<DurationUnits>(delta); - last_message_time_ = msg.time; - auto delta_count = static_cast<size_t>(delta_units.count()); - auto n_digits = static_cast<size_t>(ScopedPadder::count_digits(delta_count)); - ScopedPadder p(n_digits, padinfo_, dest); - fmt_helper::append_int(delta_count, dest); - } + public: + using DurationUnits = Units; -private: - log_clock::time_point last_message_time_; -}; + explicit elapsed_formatter(padding_info padinfo) : flag_formatter(padinfo), last_message_time_(log_clock::now()) + { + } -// Full info formatter -// pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] [%s:%#] %v -class full_formatter final : public flag_formatter -{ -public: - explicit full_formatter(padding_info padinfo) - : flag_formatter(padinfo) - {} + void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override + { + auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); + auto delta_units = std::chrono::duration_cast<DurationUnits>(delta); + last_message_time_ = msg.time; + auto delta_count = static_cast<size_t>(delta_units.count()); + auto n_digits = static_cast<size_t>(ScopedPadder::count_digits(delta_count)); + ScopedPadder p(n_digits, padinfo_, dest); + fmt_helper::append_int(delta_count, dest); + } - void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override - { - using std::chrono::duration_cast; - using std::chrono::milliseconds; - using std::chrono::seconds; + private: + log_clock::time_point last_message_time_; + }; - // cache the date/time part for the next second. - auto duration = msg.time.time_since_epoch(); - auto secs = duration_cast<seconds>(duration); + // Full info formatter + // pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] [%s:%#] %v + class full_formatter final : public flag_formatter + { + public: + explicit full_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - if (cache_timestamp_ != secs || cached_datetime_.size() == 0) + void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override { - cached_datetime_.clear(); - cached_datetime_.push_back('['); - fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); - cached_datetime_.push_back('-'); + using std::chrono::duration_cast; + using std::chrono::milliseconds; + using std::chrono::seconds; - fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); - cached_datetime_.push_back('-'); + // cache the date/time part for the next second. + auto duration = msg.time.time_since_epoch(); + auto secs = duration_cast<seconds>(duration); - fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); - cached_datetime_.push_back(' '); + if(cache_timestamp_ != secs || cached_datetime_.size() == 0) + { + cached_datetime_.clear(); + cached_datetime_.push_back('['); + fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); + cached_datetime_.push_back('-'); - fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); - cached_datetime_.push_back(':'); + fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); + cached_datetime_.push_back('-'); - fmt_helper::pad2(tm_time.tm_min, cached_datetime_); - cached_datetime_.push_back(':'); + fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); + cached_datetime_.push_back(' '); - fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); - cached_datetime_.push_back('.'); + fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); + cached_datetime_.push_back(':'); - cache_timestamp_ = secs; - } - dest.append(cached_datetime_.begin(), cached_datetime_.end()); + fmt_helper::pad2(tm_time.tm_min, cached_datetime_); + cached_datetime_.push_back(':'); - auto millis = fmt_helper::time_fraction<milliseconds>(msg.time); - fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); - dest.push_back(']'); - dest.push_back(' '); + fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); + cached_datetime_.push_back('.'); - // append logger name if exists - if (msg.logger_name.size() > 0) - { - dest.push_back('['); - fmt_helper::append_string_view(msg.logger_name, dest); + cache_timestamp_ = secs; + } + dest.append(cached_datetime_.begin(), cached_datetime_.end()); + + auto millis = fmt_helper::time_fraction<milliseconds>(msg.time); + fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); dest.push_back(']'); dest.push_back(' '); - } - dest.push_back('['); - // wrap the level name with color - msg.color_range_start = dest.size(); - // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); - fmt_helper::append_string_view(level::to_string_view(msg.level), dest); - msg.color_range_end = dest.size(); - dest.push_back(']'); - dest.push_back(' '); - - // add source location if present - if (!msg.source.empty()) - { + // append logger name if exists + if(msg.logger_name.size() > 0) + { + dest.push_back('['); + fmt_helper::append_string_view(msg.logger_name, dest); + dest.push_back(']'); + dest.push_back(' '); + } + dest.push_back('['); - const char *filename = details::short_filename_formatter<details::null_scoped_padder>::basename(msg.source.filename); - fmt_helper::append_string_view(filename, dest); - dest.push_back(':'); - fmt_helper::append_int(msg.source.line, dest); + // wrap the level name with color + msg.color_range_start = dest.size(); + // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); + fmt_helper::append_string_view(level::to_string_view(msg.level), dest); + msg.color_range_end = dest.size(); dest.push_back(']'); dest.push_back(' '); + + // add source location if present + if(!msg.source.empty()) + { + dest.push_back('['); + const char *filename = + details::short_filename_formatter<details::null_scoped_padder>::basename(msg.source.filename); + fmt_helper::append_string_view(filename, dest); + dest.push_back(':'); + fmt_helper::append_int(msg.source.line, dest); + dest.push_back(']'); + dest.push_back(' '); + } + // fmt_helper::append_string_view(msg.msg(), dest); + fmt_helper::append_string_view(msg.payload, dest); } - // fmt_helper::append_string_view(msg.msg(), dest); - fmt_helper::append_string_view(msg.payload, dest); - } -private: - std::chrono::seconds cache_timestamp_{0}; - memory_buf_t cached_datetime_; -}; + private: + std::chrono::seconds cache_timestamp_{0}; + memory_buf_t cached_datetime_; + }; } // namespace details SPDLOG_INLINE pattern_formatter::pattern_formatter( - std::string pattern, pattern_time_type time_type, std::string eol, custom_flags custom_user_flags) - : pattern_(std::move(pattern)) - , eol_(std::move(eol)) - , pattern_time_type_(time_type) - , need_localtime_(false) - , last_log_secs_(0) - , custom_handlers_(std::move(custom_user_flags)) + std::string pattern, + pattern_time_type time_type, + std::string eol, + custom_flags custom_user_flags) : + pattern_(std::move(pattern)), + eol_(std::move(eol)), + pattern_time_type_(time_type), + need_localtime_(false), + last_log_secs_(0), + custom_handlers_(std::move(custom_user_flags)) { std::memset(&cached_tm_, 0, sizeof(cached_tm_)); compile_pattern_(pattern_); } // use by default full formatter for if pattern is not given -SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) - : pattern_("%+") - , eol_(std::move(eol)) - , pattern_time_type_(time_type) - , need_localtime_(true) - , last_log_secs_(0) +SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) : + pattern_("%+"), eol_(std::move(eol)), pattern_time_type_(time_type), need_localtime_(true), last_log_secs_(0) { std::memset(&cached_tm_, 0, sizeof(cached_tm_)); formatters_.push_back(details::make_unique<details::full_formatter>(details::padding_info{})); @@ -1047,11 +979,12 @@ SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, SPDLOG_INLINE std::unique_ptr<formatter> pattern_formatter::clone() const { custom_flags cloned_custom_formatters; - for (auto &it : custom_handlers_) + for(auto &it : custom_handlers_) { cloned_custom_formatters[it.first] = it.second->clone(); } - auto cloned = details::make_unique<pattern_formatter>(pattern_, pattern_time_type_, eol_, std::move(cloned_custom_formatters)); + auto cloned = details::make_unique<pattern_formatter>( + pattern_, pattern_time_type_, eol_, std::move(cloned_custom_formatters)); cloned->need_localtime(need_localtime_); #if defined(__GNUC__) && __GNUC__ < 5 return std::move(cloned); @@ -1062,17 +995,17 @@ SPDLOG_INLINE std::unique_ptr<formatter> pattern_formatter::clone() const SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory_buf_t &dest) { - if (need_localtime_) + if(need_localtime_) { const auto secs = std::chrono::duration_cast<std::chrono::seconds>(msg.time.time_since_epoch()); - if (secs != last_log_secs_) + if(secs != last_log_secs_) { - cached_tm_ = get_time_(msg); + cached_tm_ = get_time_(msg); last_log_secs_ = secs; } } - for (auto &f : formatters_) + for(auto &f : formatters_) { f->format(msg, cached_tm_, dest); } @@ -1082,7 +1015,7 @@ SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory SPDLOG_INLINE void pattern_formatter::set_pattern(std::string pattern) { - pattern_ = std::move(pattern); + pattern_ = std::move(pattern); need_localtime_ = false; compile_pattern_(pattern_); } @@ -1094,19 +1027,19 @@ SPDLOG_INLINE void pattern_formatter::need_localtime(bool need) SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg &msg) { - if (pattern_time_type_ == pattern_time_type::local) + if(pattern_time_type_ == pattern_time_type::local) { return details::os::localtime(log_clock::to_time_t(msg.time)); } return details::os::gmtime(log_clock::to_time_t(msg.time)); } -template<typename Padder> +template <typename Padder> SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_info padding) { // process custom flags auto it = custom_handlers_.find(flag); - if (it != custom_handlers_.end()) + if(it != custom_handlers_.end()) { auto custom_handler = it->second->clone(); custom_handler->set_padding_info(padding); @@ -1115,267 +1048,272 @@ SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_i } // process built-in flags - switch (flag) + switch(flag) { - case ('+'): // default formatter - formatters_.push_back(details::make_unique<details::full_formatter>(padding)); - need_localtime_ = true; - break; - - case 'n': // logger name - formatters_.push_back(details::make_unique<details::name_formatter<Padder>>(padding)); - break; - - case 'l': // level - formatters_.push_back(details::make_unique<details::level_formatter<Padder>>(padding)); - break; - - case 'L': // short level - formatters_.push_back(details::make_unique<details::short_level_formatter<Padder>>(padding)); - break; - - case ('t'): // thread id - formatters_.push_back(details::make_unique<details::t_formatter<Padder>>(padding)); - break; - - case ('v'): // the message text - formatters_.push_back(details::make_unique<details::v_formatter<Padder>>(padding)); - break; - - case ('a'): // weekday - formatters_.push_back(details::make_unique<details::a_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('A'): // short weekday - formatters_.push_back(details::make_unique<details::A_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('b'): - case ('h'): // month - formatters_.push_back(details::make_unique<details::b_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('B'): // short month - formatters_.push_back(details::make_unique<details::B_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('c'): // datetime - formatters_.push_back(details::make_unique<details::c_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('C'): // year 2 digits - formatters_.push_back(details::make_unique<details::C_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('Y'): // year 4 digits - formatters_.push_back(details::make_unique<details::Y_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('D'): - case ('x'): // datetime MM/DD/YY - formatters_.push_back(details::make_unique<details::D_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('m'): // month 1-12 - formatters_.push_back(details::make_unique<details::m_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('d'): // day of month 1-31 - formatters_.push_back(details::make_unique<details::d_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('H'): // hours 24 - formatters_.push_back(details::make_unique<details::H_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('I'): // hours 12 - formatters_.push_back(details::make_unique<details::I_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('M'): // minutes - formatters_.push_back(details::make_unique<details::M_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('S'): // seconds - formatters_.push_back(details::make_unique<details::S_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('e'): // milliseconds - formatters_.push_back(details::make_unique<details::e_formatter<Padder>>(padding)); - break; - - case ('f'): // microseconds - formatters_.push_back(details::make_unique<details::f_formatter<Padder>>(padding)); - break; - - case ('F'): // nanoseconds - formatters_.push_back(details::make_unique<details::F_formatter<Padder>>(padding)); - break; - - case ('E'): // seconds since epoch - formatters_.push_back(details::make_unique<details::E_formatter<Padder>>(padding)); - break; - - case ('p'): // am/pm - formatters_.push_back(details::make_unique<details::p_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('r'): // 12 hour clock 02:55:02 pm - formatters_.push_back(details::make_unique<details::r_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('R'): // 24-hour HH:MM time - formatters_.push_back(details::make_unique<details::R_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('T'): - case ('X'): // ISO 8601 time format (HH:MM:SS) - formatters_.push_back(details::make_unique<details::T_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('z'): // timezone - formatters_.push_back(details::make_unique<details::z_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case ('P'): // pid - formatters_.push_back(details::make_unique<details::pid_formatter<Padder>>(padding)); - break; - - case ('^'): // color range start - formatters_.push_back(details::make_unique<details::color_start_formatter>(padding)); - break; - - case ('$'): // color range end - formatters_.push_back(details::make_unique<details::color_stop_formatter>(padding)); - break; - - case ('@'): // source location (filename:filenumber) - formatters_.push_back(details::make_unique<details::source_location_formatter<Padder>>(padding)); - break; - - case ('s'): // short source filename - without directory name - formatters_.push_back(details::make_unique<details::short_filename_formatter<Padder>>(padding)); - break; - - case ('g'): // full source filename - formatters_.push_back(details::make_unique<details::source_filename_formatter<Padder>>(padding)); - break; - - case ('#'): // source line number - formatters_.push_back(details::make_unique<details::source_linenum_formatter<Padder>>(padding)); - break; - - case ('!'): // source funcname - formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); - break; - - case ('%'): // % char - formatters_.push_back(details::make_unique<details::ch_formatter>('%')); - break; - - case ('u'): // elapsed time since last log message in nanos - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::nanoseconds>>(padding)); - break; - - case ('i'): // elapsed time since last log message in micros - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::microseconds>>(padding)); - break; - - case ('o'): // elapsed time since last log message in millis - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::milliseconds>>(padding)); - break; - - case ('O'): // elapsed time since last log message in seconds - formatters_.push_back(details::make_unique<details::elapsed_formatter<Padder, std::chrono::seconds>>(padding)); - break; - - default: // Unknown flag appears as is - auto unknown_flag = details::make_unique<details::aggregate_formatter>(); - - if (!padding.truncate_) - { - unknown_flag->add_ch('%'); - unknown_flag->add_ch(flag); - formatters_.push_back((std::move(unknown_flag))); - } - // fix issue #1617 (prev char was '!' and should have been treated as funcname flag instead of truncating flag) - // spdlog::set_pattern("[%10!] %v") => "[ main] some message" - // spdlog::set_pattern("[%3!!] %v") => "[mai] some message" - else - { - padding.truncate_ = false; + case('+'): // default formatter + formatters_.push_back(details::make_unique<details::full_formatter>(padding)); + need_localtime_ = true; + break; + + case 'n': // logger name + formatters_.push_back(details::make_unique<details::name_formatter<Padder>>(padding)); + break; + + case 'l': // level + formatters_.push_back(details::make_unique<details::level_formatter<Padder>>(padding)); + break; + + case 'L': // short level + formatters_.push_back(details::make_unique<details::short_level_formatter<Padder>>(padding)); + break; + + case('t'): // thread id + formatters_.push_back(details::make_unique<details::t_formatter<Padder>>(padding)); + break; + + case('v'): // the message text + formatters_.push_back(details::make_unique<details::v_formatter<Padder>>(padding)); + break; + + case('a'): // weekday + formatters_.push_back(details::make_unique<details::a_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('A'): // short weekday + formatters_.push_back(details::make_unique<details::A_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('b'): + case('h'): // month + formatters_.push_back(details::make_unique<details::b_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('B'): // short month + formatters_.push_back(details::make_unique<details::B_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('c'): // datetime + formatters_.push_back(details::make_unique<details::c_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('C'): // year 2 digits + formatters_.push_back(details::make_unique<details::C_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('Y'): // year 4 digits + formatters_.push_back(details::make_unique<details::Y_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('D'): + case('x'): // datetime MM/DD/YY + formatters_.push_back(details::make_unique<details::D_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('m'): // month 1-12 + formatters_.push_back(details::make_unique<details::m_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('d'): // day of month 1-31 + formatters_.push_back(details::make_unique<details::d_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('H'): // hours 24 + formatters_.push_back(details::make_unique<details::H_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('I'): // hours 12 + formatters_.push_back(details::make_unique<details::I_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('M'): // minutes + formatters_.push_back(details::make_unique<details::M_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('S'): // seconds + formatters_.push_back(details::make_unique<details::S_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('e'): // milliseconds + formatters_.push_back(details::make_unique<details::e_formatter<Padder>>(padding)); + break; + + case('f'): // microseconds + formatters_.push_back(details::make_unique<details::f_formatter<Padder>>(padding)); + break; + + case('F'): // nanoseconds + formatters_.push_back(details::make_unique<details::F_formatter<Padder>>(padding)); + break; + + case('E'): // seconds since epoch + formatters_.push_back(details::make_unique<details::E_formatter<Padder>>(padding)); + break; + + case('p'): // am/pm + formatters_.push_back(details::make_unique<details::p_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('r'): // 12 hour clock 02:55:02 pm + formatters_.push_back(details::make_unique<details::r_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('R'): // 24-hour HH:MM time + formatters_.push_back(details::make_unique<details::R_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('T'): + case('X'): // ISO 8601 time format (HH:MM:SS) + formatters_.push_back(details::make_unique<details::T_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('z'): // timezone + formatters_.push_back(details::make_unique<details::z_formatter<Padder>>(padding)); + need_localtime_ = true; + break; + + case('P'): // pid + formatters_.push_back(details::make_unique<details::pid_formatter<Padder>>(padding)); + break; + + case('^'): // color range start + formatters_.push_back(details::make_unique<details::color_start_formatter>(padding)); + break; + + case('$'): // color range end + formatters_.push_back(details::make_unique<details::color_stop_formatter>(padding)); + break; + + case('@'): // source location (filename:filenumber) + formatters_.push_back(details::make_unique<details::source_location_formatter<Padder>>(padding)); + break; + + case('s'): // short source filename - without directory name + formatters_.push_back(details::make_unique<details::short_filename_formatter<Padder>>(padding)); + break; + + case('g'): // full source filename + formatters_.push_back(details::make_unique<details::source_filename_formatter<Padder>>(padding)); + break; + + case('#'): // source line number + formatters_.push_back(details::make_unique<details::source_linenum_formatter<Padder>>(padding)); + break; + + case('!'): // source funcname formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); - unknown_flag->add_ch(flag); - formatters_.push_back((std::move(unknown_flag))); - } + break; + + case('%'): // % char + formatters_.push_back(details::make_unique<details::ch_formatter>('%')); + break; + + case('u'): // elapsed time since last log message in nanos + formatters_.push_back( + details::make_unique<details::elapsed_formatter<Padder, std::chrono::nanoseconds>>(padding)); + break; + + case('i'): // elapsed time since last log message in micros + formatters_.push_back( + details::make_unique<details::elapsed_formatter<Padder, std::chrono::microseconds>>(padding)); + break; + + case('o'): // elapsed time since last log message in millis + formatters_.push_back( + details::make_unique<details::elapsed_formatter<Padder, std::chrono::milliseconds>>(padding)); + break; + + case('O'): // elapsed time since last log message in seconds + formatters_.push_back( + details::make_unique<details::elapsed_formatter<Padder, std::chrono::seconds>>(padding)); + break; - break; + default: // Unknown flag appears as is + auto unknown_flag = details::make_unique<details::aggregate_formatter>(); + + if(!padding.truncate_) + { + unknown_flag->add_ch('%'); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + // fix issue #1617 (prev char was '!' and should have been treated as funcname flag instead of truncating + // flag) spdlog::set_pattern("[%10!] %v") => "[ main] some message" spdlog::set_pattern("[%3!!] %v") => + // "[mai] some message" + else + { + padding.truncate_ = false; + formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); + unknown_flag->add_ch(flag); + formatters_.push_back((std::move(unknown_flag))); + } + + break; } } // Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X) // Advance the given it pass the end of the padding spec found (if any) // Return padding. -SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end) +SPDLOG_INLINE details::padding_info + pattern_formatter::handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end) { using details::padding_info; using details::scoped_padder; const size_t max_width = 64; - if (it == end) + if(it == end) { return padding_info{}; } padding_info::pad_side side; - switch (*it) + switch(*it) { - case '-': - side = padding_info::pad_side::right; - ++it; - break; - case '=': - side = padding_info::pad_side::center; - ++it; - break; - default: - side = details::padding_info::pad_side::left; - break; + case '-': + side = padding_info::pad_side::right; + ++it; + break; + case '=': + side = padding_info::pad_side::center; + ++it; + break; + default: + side = details::padding_info::pad_side::left; + break; } - if (it == end || !std::isdigit(static_cast<unsigned char>(*it))) + if(it == end || !std::isdigit(static_cast<unsigned char>(*it))) { return padding_info{}; // no padding if no digit found here } auto width = static_cast<size_t>(*it) - '0'; - for (++it; it != end && std::isdigit(static_cast<unsigned char>(*it)); ++it) + for(++it; it != end && std::isdigit(static_cast<unsigned char>(*it)); ++it) { auto digit = static_cast<size_t>(*it) - '0'; - width = width * 10 + digit; + width = width * 10 + digit; } // search for the optional truncate marker '!' bool truncate; - if (it != end && *it == '!') + if(it != end && *it == '!') { truncate = true; ++it; @@ -1389,23 +1327,23 @@ SPDLOG_INLINE details::padding_info pattern_formatter::handle_padspec_(std::stri SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &pattern) { - auto end = pattern.end(); + auto end = pattern.end(); std::unique_ptr<details::aggregate_formatter> user_chars; formatters_.clear(); - for (auto it = pattern.begin(); it != end; ++it) + for(auto it = pattern.begin(); it != end; ++it) { - if (*it == '%') + if(*it == '%') { - if (user_chars) // append user chars found so far + if(user_chars) // append user chars found so far { formatters_.push_back(std::move(user_chars)); } auto padding = handle_padspec_(++it, end); - if (it != end) + if(it != end) { - if (padding.enabled()) + if(padding.enabled()) { handle_flag_<details::scoped_padder>(*it, padding); } @@ -1421,14 +1359,14 @@ SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &patter } else // chars not following the % sign should be displayed as is { - if (!user_chars) + if(!user_chars) { user_chars = details::make_unique<details::aggregate_formatter>(); } user_chars->add_ch(*it); } } - if (user_chars) // append raw chars found so far + if(user_chars) // append raw chars found so far { formatters_.push_back(std::move(user_chars)); } diff --git a/include/spdlog/pattern_formatter.h b/include/spdlog/pattern_formatter.h index acf1c5365..4240fe31c 100644 --- a/include/spdlog/pattern_formatter.h +++ b/include/spdlog/pattern_formatter.h @@ -3,63 +3,56 @@ #pragma once +#include <chrono> +#include <ctime> +#include <memory> #include <spdlog/common.h> #include <spdlog/details/log_msg.h> #include <spdlog/details/os.h> #include <spdlog/formatter.h> - -#include <chrono> -#include <ctime> -#include <memory> - #include <string> -#include <vector> #include <unordered_map> +#include <vector> -namespace spdlog { -namespace details { - -// padding information. -struct padding_info +namespace spdlog +{ +namespace details { - enum class pad_side + + // padding information. + struct padding_info { - left, - right, - center + enum class pad_side + { + left, + right, + center + }; + + padding_info() = default; + padding_info(size_t width, padding_info::pad_side side, bool truncate) : + width_(width), side_(side), truncate_(truncate), enabled_(true) + { + } + + bool enabled() const { return enabled_; } + size_t width_ = 0; + pad_side side_ = pad_side::left; + bool truncate_ = false; + bool enabled_ = false; }; - padding_info() = default; - padding_info(size_t width, padding_info::pad_side side, bool truncate) - : width_(width) - , side_(side) - , truncate_(truncate) - , enabled_(true) - {} - - bool enabled() const + class SPDLOG_API flag_formatter { - return enabled_; - } - size_t width_ = 0; - pad_side side_ = pad_side::left; - bool truncate_ = false; - bool enabled_ = false; -}; - -class SPDLOG_API flag_formatter -{ -public: - explicit flag_formatter(padding_info padinfo) - : padinfo_(padinfo) - {} - flag_formatter() = default; - virtual ~flag_formatter() = default; - virtual void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) = 0; - -protected: - padding_info padinfo_; -}; + public: + explicit flag_formatter(padding_info padinfo) : padinfo_(padinfo) {} + flag_formatter() = default; + virtual ~flag_formatter() = default; + virtual void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) = 0; + + protected: + padding_info padinfo_; + }; } // namespace details @@ -68,10 +61,7 @@ class SPDLOG_API custom_flag_formatter : public details::flag_formatter public: virtual std::unique_ptr<custom_flag_formatter> clone() const = 0; - void set_padding_info(const details::padding_info &padding) - { - flag_formatter::padinfo_ = padding; - } + void set_padding_info(const details::padding_info &padding) { flag_formatter::padinfo_ = padding; } }; class SPDLOG_API pattern_formatter final : public formatter @@ -79,20 +69,25 @@ class SPDLOG_API pattern_formatter final : public formatter public: using custom_flags = std::unordered_map<char, std::unique_ptr<custom_flag_formatter>>; - explicit pattern_formatter(std::string pattern, pattern_time_type time_type = pattern_time_type::local, - std::string eol = spdlog::details::os::default_eol, custom_flags custom_user_flags = custom_flags()); + explicit pattern_formatter( + std::string pattern, + pattern_time_type time_type = pattern_time_type::local, + std::string eol = spdlog::details::os::default_eol, + custom_flags custom_user_flags = custom_flags()); // use default pattern is not given - explicit pattern_formatter(pattern_time_type time_type = pattern_time_type::local, std::string eol = spdlog::details::os::default_eol); + explicit pattern_formatter( + pattern_time_type time_type = pattern_time_type::local, + std::string eol = spdlog::details::os::default_eol); - pattern_formatter(const pattern_formatter &other) = delete; + pattern_formatter(const pattern_formatter &other) = delete; pattern_formatter &operator=(const pattern_formatter &other) = delete; std::unique_ptr<formatter> clone() const override; - void format(const details::log_msg &msg, memory_buf_t &dest) override; + void format(const details::log_msg &msg, memory_buf_t &dest) override; - template<typename T, typename... Args> - pattern_formatter &add_flag(char flag, Args &&... args) + template <typename T, typename... Args> + pattern_formatter &add_flag(char flag, Args &&...args) { custom_handlers_[flag] = details::make_unique<T>(std::forward<Args>(args)...); return *this; @@ -101,17 +96,17 @@ public: void need_localtime(bool need = true); private: - std::string pattern_; - std::string eol_; - pattern_time_type pattern_time_type_; - bool need_localtime_; - std::tm cached_tm_; - std::chrono::seconds last_log_secs_; + std::string pattern_; + std::string eol_; + pattern_time_type pattern_time_type_; + bool need_localtime_; + std::tm cached_tm_; + std::chrono::seconds last_log_secs_; std::vector<std::unique_ptr<details::flag_formatter>> formatters_; - custom_flags custom_handlers_; + custom_flags custom_handlers_; std::tm get_time_(const details::log_msg &msg); - template<typename Padder> + template <typename Padder> void handle_flag_(char flag, details::padding_info padding); // Extract given pad spec (e.g. %8X) @@ -124,5 +119,5 @@ private: } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "pattern_formatter-inl.h" +#include "pattern_formatter-inl.h" #endif diff --git a/include/spdlog/sinks/android_sink.h b/include/spdlog/sinks/android_sink.h index 07dbeea8e..016ade4b7 100644 --- a/include/spdlog/sinks/android_sink.h +++ b/include/spdlog/sinks/android_sink.h @@ -5,133 +5,137 @@ #ifdef __ANDROID__ -# include <spdlog/details/fmt_helper.h> -# include <spdlog/details/null_mutex.h> -# include <spdlog/details/os.h> -# include <spdlog/sinks/base_sink.h> -# include <spdlog/details/synchronous_factory.h> - -# include <android/log.h> -# include <chrono> -# include <mutex> -# include <string> -# include <thread> -# include <type_traits> - -# if !defined(SPDLOG_ANDROID_RETRIES) -# define SPDLOG_ANDROID_RETRIES 2 -# endif - -namespace spdlog { -namespace sinks { - -/* - * Android sink - * (logging using __android_log_write or __android_log_buf_write depending on the specified BufferID) - */ -template<typename Mutex, int BufferID = log_id::LOG_ID_MAIN> -class android_sink final : public base_sink<Mutex> +#include <android/log.h> +#include <chrono> +#include <mutex> +#include <spdlog/details/fmt_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/details/os.h> +#include <spdlog/details/synchronous_factory.h> +#include <spdlog/sinks/base_sink.h> +#include <string> +#include <thread> +#include <type_traits> + +#if !defined(SPDLOG_ANDROID_RETRIES) +#define SPDLOG_ANDROID_RETRIES 2 +#endif + +namespace spdlog { -public: - explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false) - : tag_(std::move(tag)) - , use_raw_msg_(use_raw_msg) - {} - -protected: - void sink_it_(const details::log_msg &msg) override +namespace sinks +{ + + /* + * Android sink + * (logging using __android_log_write or __android_log_buf_write depending on the specified BufferID) + */ + template <typename Mutex, int BufferID = log_id::LOG_ID_MAIN> + class android_sink final : public base_sink<Mutex> { - const android_LogPriority priority = convert_to_android_(msg.level); - memory_buf_t formatted; - if (use_raw_msg_) + public: + explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false) : + tag_(std::move(tag)), use_raw_msg_(use_raw_msg) { - details::fmt_helper::append_string_view(msg.payload, formatted); } - else + + protected: + void sink_it_(const details::log_msg &msg) override { - base_sink<Mutex>::formatter_->format(msg, formatted); + const android_LogPriority priority = convert_to_android_(msg.level); + memory_buf_t formatted; + if(use_raw_msg_) + { + details::fmt_helper::append_string_view(msg.payload, formatted); + } + else + { + base_sink<Mutex>::formatter_->format(msg, formatted); + } + formatted.push_back('\0'); + const char *msg_output = formatted.data(); + + // See system/core/liblog/logger_write.c for explanation of return value + int ret = android_log(priority, tag_.c_str(), msg_output); + int retry_count = 0; + while((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) + { + details::os::sleep_for_millis(5); + ret = android_log(priority, tag_.c_str(), msg_output); + retry_count++; + } + + if(ret < 0) + { + throw_spdlog_ex("logging to Android failed", ret); + } } - formatted.push_back('\0'); - const char *msg_output = formatted.data(); - // See system/core/liblog/logger_write.c for explanation of return value - int ret = android_log(priority, tag_.c_str(), msg_output); - int retry_count = 0; - while ((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) + void flush_() override {} + + private: + // There might be liblog versions used, that do not support __android_log_buf_write. So we only compile and link + // against + // __android_log_buf_write, if user explicitely provides a non-default log buffer. Otherwise, when using the + // default log buffer, always log via __android_log_write. + template <int ID = BufferID> + typename std::enable_if<ID == static_cast<int>(log_id::LOG_ID_MAIN), int>::type + android_log(int prio, const char *tag, const char *text) { - details::os::sleep_for_millis(5); - ret = android_log(priority, tag_.c_str(), msg_output); - retry_count++; + return __android_log_write(prio, tag, text); } - if (ret < 0) + template <int ID = BufferID> + typename std::enable_if<ID != static_cast<int>(log_id::LOG_ID_MAIN), int>::type + android_log(int prio, const char *tag, const char *text) { - throw_spdlog_ex("logging to Android failed", ret); + return __android_log_buf_write(ID, prio, tag, text); } - } - - void flush_() override {} -private: - // There might be liblog versions used, that do not support __android_log_buf_write. So we only compile and link against - // __android_log_buf_write, if user explicitely provides a non-default log buffer. Otherwise, when using the default log buffer, always - // log via __android_log_write. - template<int ID = BufferID> - typename std::enable_if<ID == static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char *tag, const char *text) - { - return __android_log_write(prio, tag, text); - } - - template<int ID = BufferID> - typename std::enable_if<ID != static_cast<int>(log_id::LOG_ID_MAIN), int>::type android_log(int prio, const char *tag, const char *text) - { - return __android_log_buf_write(ID, prio, tag, text); - } - - static android_LogPriority convert_to_android_(spdlog::level::level_enum level) - { - switch (level) + static android_LogPriority convert_to_android_(spdlog::level::level_enum level) { - case spdlog::level::trace: - return ANDROID_LOG_VERBOSE; - case spdlog::level::debug: - return ANDROID_LOG_DEBUG; - case spdlog::level::info: - return ANDROID_LOG_INFO; - case spdlog::level::warn: - return ANDROID_LOG_WARN; - case spdlog::level::err: - return ANDROID_LOG_ERROR; - case spdlog::level::critical: - return ANDROID_LOG_FATAL; - default: - return ANDROID_LOG_DEFAULT; + switch(level) + { + case spdlog::level::trace: + return ANDROID_LOG_VERBOSE; + case spdlog::level::debug: + return ANDROID_LOG_DEBUG; + case spdlog::level::info: + return ANDROID_LOG_INFO; + case spdlog::level::warn: + return ANDROID_LOG_WARN; + case spdlog::level::err: + return ANDROID_LOG_ERROR; + case spdlog::level::critical: + return ANDROID_LOG_FATAL; + default: + return ANDROID_LOG_DEFAULT; + } } - } - std::string tag_; - bool use_raw_msg_; -}; + std::string tag_; + bool use_raw_msg_; + }; -using android_sink_mt = android_sink<std::mutex>; -using android_sink_st = android_sink<details::null_mutex>; + using android_sink_mt = android_sink<std::mutex>; + using android_sink_st = android_sink<details::null_mutex>; -template<int BufferId = log_id::LOG_ID_MAIN> -using android_sink_buf_mt = android_sink<std::mutex, BufferId>; -template<int BufferId = log_id::LOG_ID_MAIN> -using android_sink_buf_st = android_sink<details::null_mutex, BufferId>; + template <int BufferId = log_id::LOG_ID_MAIN> + using android_sink_buf_mt = android_sink<std::mutex, BufferId>; + template <int BufferId = log_id::LOG_ID_MAIN> + using android_sink_buf_st = android_sink<details::null_mutex, BufferId>; } // namespace sinks // Create and register android syslog logger -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> android_logger_mt(const std::string &logger_name, const std::string &tag = "spdlog") { return Factory::template create<sinks::android_sink_mt>(logger_name, tag); } -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> android_logger_st(const std::string &logger_name, const std::string &tag = "spdlog") { return Factory::template create<sinks::android_sink_st>(logger_name, tag); diff --git a/include/spdlog/sinks/ansicolor_sink-inl.h b/include/spdlog/sinks/ansicolor_sink-inl.h index b5848f2db..d554f6bcc 100644 --- a/include/spdlog/sinks/ansicolor_sink-inl.h +++ b/include/spdlog/sinks/ansicolor_sink-inl.h @@ -4,142 +4,147 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/ansicolor_sink.h> +#include <spdlog/sinks/ansicolor_sink.h> #endif -#include <spdlog/pattern_formatter.h> #include <spdlog/details/os.h> +#include <spdlog/pattern_formatter.h> -namespace spdlog { -namespace sinks { - -template<typename ConsoleMutex> -SPDLOG_INLINE ansicolor_sink<ConsoleMutex>::ansicolor_sink(FILE *target_file, color_mode mode) - : target_file_(target_file) - , mutex_(ConsoleMutex::mutex()) - , formatter_(details::make_unique<spdlog::pattern_formatter>()) - +namespace spdlog { - set_color_mode(mode); - colors_[level::trace] = to_string_(white); - colors_[level::debug] = to_string_(cyan); - colors_[level::info] = to_string_(green); - colors_[level::warn] = to_string_(yellow_bold); - colors_[level::err] = to_string_(red_bold); - colors_[level::critical] = to_string_(bold_on_red); - colors_[level::off] = to_string_(reset); -} - -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color(level::level_enum color_level, string_view_t color) +namespace sinks { - std::lock_guard<mutex_t> lock(mutex_); - colors_[static_cast<size_t>(color_level)] = to_string_(color); -} -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::log(const details::log_msg &msg) -{ - // Wrap the originally formatted message in color codes. - // If color is not supported in the terminal, log as is instead. - std::lock_guard<mutex_t> lock(mutex_); - msg.color_range_start = 0; - msg.color_range_end = 0; - memory_buf_t formatted; - formatter_->format(msg, formatted); - if (should_do_colors_ && msg.color_range_end > msg.color_range_start) + template <typename ConsoleMutex> + SPDLOG_INLINE ansicolor_sink<ConsoleMutex>::ansicolor_sink(FILE *target_file, color_mode mode) : + target_file_(target_file), + mutex_(ConsoleMutex::mutex()), + formatter_(details::make_unique<spdlog::pattern_formatter>()) + { - // before color range - print_range_(formatted, 0, msg.color_range_start); - // in color range - print_ccode_(colors_[static_cast<size_t>(msg.level)]); - print_range_(formatted, msg.color_range_start, msg.color_range_end); - print_ccode_(reset); - // after color range - print_range_(formatted, msg.color_range_end, formatted.size()); + set_color_mode(mode); + colors_[level::trace] = to_string_(white); + colors_[level::debug] = to_string_(cyan); + colors_[level::info] = to_string_(green); + colors_[level::warn] = to_string_(yellow_bold); + colors_[level::err] = to_string_(red_bold); + colors_[level::critical] = to_string_(bold_on_red); + colors_[level::off] = to_string_(reset); } - else // no color + + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color(level::level_enum color_level, string_view_t color) { - print_range_(formatted, 0, formatted.size()); + std::lock_guard<mutex_t> lock(mutex_); + colors_[static_cast<size_t>(color_level)] = to_string_(color); } - fflush(target_file_); -} -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::flush() -{ - std::lock_guard<mutex_t> lock(mutex_); - fflush(target_file_); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::log(const details::log_msg &msg) + { + // Wrap the originally formatted message in color codes. + // If color is not supported in the terminal, log as is instead. + std::lock_guard<mutex_t> lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if(should_do_colors_ && msg.color_range_end > msg.color_range_start) + { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + print_ccode_(colors_[static_cast<size_t>(msg.level)]); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + print_ccode_(reset); + // after color range + print_range_(formatted, msg.color_range_end, formatted.size()); + } + else // no color + { + print_range_(formatted, 0, formatted.size()); + } + fflush(target_file_); + } -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) -{ - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::flush() + { + std::lock_guard<mutex_t> lock(mutex_); + fflush(target_file_); + } -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) -{ - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::move(sink_formatter); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) + { + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); + } -template<typename ConsoleMutex> -SPDLOG_INLINE bool ansicolor_sink<ConsoleMutex>::should_color() -{ - return should_do_colors_; -} + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) + { + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::move(sink_formatter); + } -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) -{ - switch (mode) + template <typename ConsoleMutex> + SPDLOG_INLINE bool ansicolor_sink<ConsoleMutex>::should_color() { - case color_mode::always: - should_do_colors_ = true; - return; - case color_mode::automatic: - should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal(); - return; - case color_mode::never: - should_do_colors_ = false; - return; - default: - should_do_colors_ = false; + return should_do_colors_; } -} -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_ccode_(const string_view_t &color_code) -{ - fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) + { + switch(mode) + { + case color_mode::always: + should_do_colors_ = true; + return; + case color_mode::automatic: + should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal(); + return; + case color_mode::never: + should_do_colors_ = false; + return; + default: + should_do_colors_ = false; + } + } -template<typename ConsoleMutex> -SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) -{ - fwrite(formatted.data() + start, sizeof(char), end - start, target_file_); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_ccode_(const string_view_t &color_code) + { + fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_); + } -template<typename ConsoleMutex> -SPDLOG_INLINE std::string ansicolor_sink<ConsoleMutex>::to_string_(const string_view_t &sv) -{ - return std::string(sv.data(), sv.size()); -} - -// ansicolor_stdout_sink -template<typename ConsoleMutex> -SPDLOG_INLINE ansicolor_stdout_sink<ConsoleMutex>::ansicolor_stdout_sink(color_mode mode) - : ansicolor_sink<ConsoleMutex>(stdout, mode) -{} - -// ansicolor_stderr_sink -template<typename ConsoleMutex> -SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_mode mode) - : ansicolor_sink<ConsoleMutex>(stderr, mode) -{} + template <typename ConsoleMutex> + SPDLOG_INLINE void + ansicolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) + { + fwrite(formatted.data() + start, sizeof(char), end - start, target_file_); + } + + template <typename ConsoleMutex> + SPDLOG_INLINE std::string ansicolor_sink<ConsoleMutex>::to_string_(const string_view_t &sv) + { + return std::string(sv.data(), sv.size()); + } + + // ansicolor_stdout_sink + template <typename ConsoleMutex> + SPDLOG_INLINE ansicolor_stdout_sink<ConsoleMutex>::ansicolor_stdout_sink(color_mode mode) : + ansicolor_sink<ConsoleMutex>(stdout, mode) + { + } + + // ansicolor_stderr_sink + template <typename ConsoleMutex> + SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_mode mode) : + ansicolor_sink<ConsoleMutex>(stderr, mode) + { + } } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/ansicolor_sink.h b/include/spdlog/sinks/ansicolor_sink.h index 39d966bc9..bd1973a11 100644 --- a/include/spdlog/sinks/ansicolor_sink.h +++ b/include/spdlog/sinks/ansicolor_sink.h @@ -3,116 +3,118 @@ #pragma once +#include <array> +#include <memory> +#include <mutex> #include <spdlog/details/console_globals.h> #include <spdlog/details/null_mutex.h> #include <spdlog/sinks/sink.h> -#include <memory> -#include <mutex> #include <string> -#include <array> -namespace spdlog { -namespace sinks { - -/** - * This sink prefixes the output with an ANSI escape sequence color code - * depending on the severity - * of the message. - * If no color terminal detected, omit the escape codes. - */ - -template<typename ConsoleMutex> -class ansicolor_sink : public sink +namespace spdlog { -public: - using mutex_t = typename ConsoleMutex::mutex_t; - ansicolor_sink(FILE *target_file, color_mode mode); - ~ansicolor_sink() override = default; - - ansicolor_sink(const ansicolor_sink &other) = delete; - ansicolor_sink(ansicolor_sink &&other) = delete; - - ansicolor_sink &operator=(const ansicolor_sink &other) = delete; - ansicolor_sink &operator=(ansicolor_sink &&other) = delete; - - void set_color(level::level_enum color_level, string_view_t color); - void set_color_mode(color_mode mode); - bool should_color(); - - void log(const details::log_msg &msg) override; - void flush() override; - void set_pattern(const std::string &pattern) final; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; - - // Formatting codes - const string_view_t reset = "\033[m"; - const string_view_t bold = "\033[1m"; - const string_view_t dark = "\033[2m"; - const string_view_t underline = "\033[4m"; - const string_view_t blink = "\033[5m"; - const string_view_t reverse = "\033[7m"; - const string_view_t concealed = "\033[8m"; - const string_view_t clear_line = "\033[K"; - - // Foreground colors - const string_view_t black = "\033[30m"; - const string_view_t red = "\033[31m"; - const string_view_t green = "\033[32m"; - const string_view_t yellow = "\033[33m"; - const string_view_t blue = "\033[34m"; - const string_view_t magenta = "\033[35m"; - const string_view_t cyan = "\033[36m"; - const string_view_t white = "\033[37m"; - - /// Background colors - const string_view_t on_black = "\033[40m"; - const string_view_t on_red = "\033[41m"; - const string_view_t on_green = "\033[42m"; - const string_view_t on_yellow = "\033[43m"; - const string_view_t on_blue = "\033[44m"; - const string_view_t on_magenta = "\033[45m"; - const string_view_t on_cyan = "\033[46m"; - const string_view_t on_white = "\033[47m"; - - /// Bold colors - const string_view_t yellow_bold = "\033[33m\033[1m"; - const string_view_t red_bold = "\033[31m\033[1m"; - const string_view_t bold_on_red = "\033[1m\033[41m"; - -private: - FILE *target_file_; - mutex_t &mutex_; - bool should_do_colors_; - std::unique_ptr<spdlog::formatter> formatter_; - std::array<std::string, level::n_levels> colors_; - void print_ccode_(const string_view_t &color_code); - void print_range_(const memory_buf_t &formatted, size_t start, size_t end); - static std::string to_string_(const string_view_t &sv); -}; - -template<typename ConsoleMutex> -class ansicolor_stdout_sink : public ansicolor_sink<ConsoleMutex> +namespace sinks { -public: - explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic); -}; - -template<typename ConsoleMutex> -class ansicolor_stderr_sink : public ansicolor_sink<ConsoleMutex> -{ -public: - explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic); -}; - -using ansicolor_stdout_sink_mt = ansicolor_stdout_sink<details::console_mutex>; -using ansicolor_stdout_sink_st = ansicolor_stdout_sink<details::console_nullmutex>; -using ansicolor_stderr_sink_mt = ansicolor_stderr_sink<details::console_mutex>; -using ansicolor_stderr_sink_st = ansicolor_stderr_sink<details::console_nullmutex>; + /** + * This sink prefixes the output with an ANSI escape sequence color code + * depending on the severity + * of the message. + * If no color terminal detected, omit the escape codes. + */ + + template <typename ConsoleMutex> + class ansicolor_sink : public sink + { + public: + using mutex_t = typename ConsoleMutex::mutex_t; + ansicolor_sink(FILE *target_file, color_mode mode); + ~ansicolor_sink() override = default; + + ansicolor_sink(const ansicolor_sink &other) = delete; + ansicolor_sink(ansicolor_sink &&other) = delete; + + ansicolor_sink &operator=(const ansicolor_sink &other) = delete; + ansicolor_sink &operator=(ansicolor_sink &&other) = delete; + + void set_color(level::level_enum color_level, string_view_t color); + void set_color_mode(color_mode mode); + bool should_color(); + + void log(const details::log_msg &msg) override; + void flush() override; + void set_pattern(const std::string &pattern) final; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; + + // Formatting codes + const string_view_t reset = "\033[m"; + const string_view_t bold = "\033[1m"; + const string_view_t dark = "\033[2m"; + const string_view_t underline = "\033[4m"; + const string_view_t blink = "\033[5m"; + const string_view_t reverse = "\033[7m"; + const string_view_t concealed = "\033[8m"; + const string_view_t clear_line = "\033[K"; + + // Foreground colors + const string_view_t black = "\033[30m"; + const string_view_t red = "\033[31m"; + const string_view_t green = "\033[32m"; + const string_view_t yellow = "\033[33m"; + const string_view_t blue = "\033[34m"; + const string_view_t magenta = "\033[35m"; + const string_view_t cyan = "\033[36m"; + const string_view_t white = "\033[37m"; + + /// Background colors + const string_view_t on_black = "\033[40m"; + const string_view_t on_red = "\033[41m"; + const string_view_t on_green = "\033[42m"; + const string_view_t on_yellow = "\033[43m"; + const string_view_t on_blue = "\033[44m"; + const string_view_t on_magenta = "\033[45m"; + const string_view_t on_cyan = "\033[46m"; + const string_view_t on_white = "\033[47m"; + + /// Bold colors + const string_view_t yellow_bold = "\033[33m\033[1m"; + const string_view_t red_bold = "\033[31m\033[1m"; + const string_view_t bold_on_red = "\033[1m\033[41m"; + + private: + FILE *target_file_; + mutex_t &mutex_; + bool should_do_colors_; + std::unique_ptr<spdlog::formatter> formatter_; + std::array<std::string, level::n_levels> colors_; + void print_ccode_(const string_view_t &color_code); + void print_range_(const memory_buf_t &formatted, size_t start, size_t end); + static std::string to_string_(const string_view_t &sv); + }; + + template <typename ConsoleMutex> + class ansicolor_stdout_sink : public ansicolor_sink<ConsoleMutex> + { + public: + explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic); + }; + + template <typename ConsoleMutex> + class ansicolor_stderr_sink : public ansicolor_sink<ConsoleMutex> + { + public: + explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic); + }; + + using ansicolor_stdout_sink_mt = ansicolor_stdout_sink<details::console_mutex>; + using ansicolor_stdout_sink_st = ansicolor_stdout_sink<details::console_nullmutex>; + + using ansicolor_stderr_sink_mt = ansicolor_stderr_sink<details::console_mutex>; + using ansicolor_stderr_sink_st = ansicolor_stderr_sink<details::console_nullmutex>; } // namespace sinks } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "ansicolor_sink-inl.h" +#include "ansicolor_sink-inl.h" #endif diff --git a/include/spdlog/sinks/base_sink-inl.h b/include/spdlog/sinks/base_sink-inl.h index 421fdf9dd..2b477e56f 100644 --- a/include/spdlog/sinks/base_sink-inl.h +++ b/include/spdlog/sinks/base_sink-inl.h @@ -4,59 +4,60 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/base_sink.h> +#include <spdlog/sinks/base_sink.h> #endif +#include <memory> #include <spdlog/common.h> #include <spdlog/pattern_formatter.h> -#include <memory> - -template<typename Mutex> -SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink() - : formatter_{details::make_unique<spdlog::pattern_formatter>()} -{} +template <typename Mutex> +SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink() : + formatter_{details::make_unique<spdlog::pattern_formatter>()} +{ +} -template<typename Mutex> -SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink(std::unique_ptr<spdlog::formatter> formatter) - : formatter_{std::move(formatter)} -{} +template <typename Mutex> +SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink(std::unique_ptr<spdlog::formatter> formatter) : + formatter_{std::move(formatter)} +{ +} -template<typename Mutex> +template <typename Mutex> void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::log(const details::log_msg &msg) { std::lock_guard<Mutex> lock(mutex_); sink_it_(msg); } -template<typename Mutex> +template <typename Mutex> void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::flush() { std::lock_guard<Mutex> lock(mutex_); flush_(); } -template<typename Mutex> +template <typename Mutex> void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern(const std::string &pattern) { std::lock_guard<Mutex> lock(mutex_); set_pattern_(pattern); } -template<typename Mutex> +template <typename Mutex> void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) { std::lock_guard<Mutex> lock(mutex_); set_formatter_(std::move(sink_formatter)); } -template<typename Mutex> +template <typename Mutex> void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern_(const std::string &pattern) { set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); } -template<typename Mutex> +template <typename Mutex> void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) { formatter_ = std::move(sink_formatter); diff --git a/include/spdlog/sinks/base_sink.h b/include/spdlog/sinks/base_sink.h index 2e795f592..5eea770a3 100644 --- a/include/spdlog/sinks/base_sink.h +++ b/include/spdlog/sinks/base_sink.h @@ -13,40 +13,42 @@ #include <spdlog/details/log_msg.h> #include <spdlog/sinks/sink.h> -namespace spdlog { -namespace sinks { -template<typename Mutex> -class SPDLOG_API base_sink : public sink +namespace spdlog { -public: - base_sink(); - explicit base_sink(std::unique_ptr<spdlog::formatter> formatter); - ~base_sink() override = default; - - base_sink(const base_sink &) = delete; - base_sink(base_sink &&) = delete; - - base_sink &operator=(const base_sink &) = delete; - base_sink &operator=(base_sink &&) = delete; - - void log(const details::log_msg &msg) final; - void flush() final; - void set_pattern(const std::string &pattern) final; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) final; - -protected: - // sink formatter - std::unique_ptr<spdlog::formatter> formatter_; - Mutex mutex_; - - virtual void sink_it_(const details::log_msg &msg) = 0; - virtual void flush_() = 0; - virtual void set_pattern_(const std::string &pattern); - virtual void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter); -}; +namespace sinks +{ + template <typename Mutex> + class SPDLOG_API base_sink : public sink + { + public: + base_sink(); + explicit base_sink(std::unique_ptr<spdlog::formatter> formatter); + ~base_sink() override = default; + + base_sink(const base_sink &) = delete; + base_sink(base_sink &&) = delete; + + base_sink &operator=(const base_sink &) = delete; + base_sink &operator=(base_sink &&) = delete; + + void log(const details::log_msg &msg) final; + void flush() final; + void set_pattern(const std::string &pattern) final; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) final; + + protected: + // sink formatter + std::unique_ptr<spdlog::formatter> formatter_; + Mutex mutex_; + + virtual void sink_it_(const details::log_msg &msg) = 0; + virtual void flush_() = 0; + virtual void set_pattern_(const std::string &pattern); + virtual void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter); + }; } // namespace sinks } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "base_sink-inl.h" +#include "base_sink-inl.h" #endif diff --git a/include/spdlog/sinks/basic_file_sink-inl.h b/include/spdlog/sinks/basic_file_sink-inl.h index 8d23f96df..03309eaea 100644 --- a/include/spdlog/sinks/basic_file_sink-inl.h +++ b/include/spdlog/sinks/basic_file_sink-inl.h @@ -4,41 +4,46 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/basic_file_sink.h> +#include <spdlog/sinks/basic_file_sink.h> #endif #include <spdlog/common.h> #include <spdlog/details/os.h> -namespace spdlog { -namespace sinks { - -template<typename Mutex> -SPDLOG_INLINE basic_file_sink<Mutex>::basic_file_sink(const filename_t &filename, bool truncate, const file_event_handlers &event_handlers) - : file_helper_{event_handlers} +namespace spdlog { - file_helper_.open(filename, truncate); -} - -template<typename Mutex> -SPDLOG_INLINE const filename_t &basic_file_sink<Mutex>::filename() const +namespace sinks { - return file_helper_.filename(); -} -template<typename Mutex> -SPDLOG_INLINE void basic_file_sink<Mutex>::sink_it_(const details::log_msg &msg) -{ - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - file_helper_.write(formatted); -} - -template<typename Mutex> -SPDLOG_INLINE void basic_file_sink<Mutex>::flush_() -{ - file_helper_.flush(); -} + template <typename Mutex> + SPDLOG_INLINE basic_file_sink<Mutex>::basic_file_sink( + const filename_t &filename, + bool truncate, + const file_event_handlers &event_handlers) : + file_helper_{event_handlers} + { + file_helper_.open(filename, truncate); + } + + template <typename Mutex> + SPDLOG_INLINE const filename_t &basic_file_sink<Mutex>::filename() const + { + return file_helper_.filename(); + } + + template <typename Mutex> + SPDLOG_INLINE void basic_file_sink<Mutex>::sink_it_(const details::log_msg &msg) + { + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + file_helper_.write(formatted); + } + + template <typename Mutex> + SPDLOG_INLINE void basic_file_sink<Mutex>::flush_() + { + file_helper_.flush(); + } } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/basic_file_sink.h b/include/spdlog/sinks/basic_file_sink.h index aacc993bf..84ba75e44 100644 --- a/include/spdlog/sinks/basic_file_sink.h +++ b/include/spdlog/sinks/basic_file_sink.h @@ -3,52 +3,62 @@ #pragma once +#include <mutex> #include <spdlog/details/file_helper.h> #include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> #include <spdlog/details/synchronous_factory.h> - -#include <mutex> +#include <spdlog/sinks/base_sink.h> #include <string> -namespace spdlog { -namespace sinks { -/* - * Trivial file sink with single file as target - */ -template<typename Mutex> -class basic_file_sink final : public base_sink<Mutex> +namespace spdlog +{ +namespace sinks { -public: - explicit basic_file_sink(const filename_t &filename, bool truncate = false, const file_event_handlers &event_handlers = {}); - const filename_t &filename() const; + /* + * Trivial file sink with single file as target + */ + template <typename Mutex> + class basic_file_sink final : public base_sink<Mutex> + { + public: + explicit basic_file_sink( + const filename_t &filename, + bool truncate = false, + const file_event_handlers &event_handlers = {}); + const filename_t &filename() const; -protected: - void sink_it_(const details::log_msg &msg) override; - void flush_() override; + protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; -private: - details::file_helper file_helper_; -}; + private: + details::file_helper file_helper_; + }; -using basic_file_sink_mt = basic_file_sink<std::mutex>; -using basic_file_sink_st = basic_file_sink<details::null_mutex>; + using basic_file_sink_mt = basic_file_sink<std::mutex>; + using basic_file_sink_st = basic_file_sink<details::null_mutex>; } // namespace sinks // // factory functions // -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> basic_logger_mt( - const std::string &logger_name, const filename_t &filename, bool truncate = false, const file_event_handlers &event_handlers = {}) + const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + const file_event_handlers &event_handlers = {}) { return Factory::template create<sinks::basic_file_sink_mt>(logger_name, filename, truncate, event_handlers); } -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> basic_logger_st( - const std::string &logger_name, const filename_t &filename, bool truncate = false, const file_event_handlers &event_handlers = {}) + const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + const file_event_handlers &event_handlers = {}) { return Factory::template create<sinks::basic_file_sink_st>(logger_name, filename, truncate, event_handlers); } @@ -56,5 +66,5 @@ inline std::shared_ptr<logger> basic_logger_st( } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "basic_file_sink-inl.h" +#include "basic_file_sink-inl.h" #endif diff --git a/include/spdlog/sinks/daily_file_sink.h b/include/spdlog/sinks/daily_file_sink.h index f6f1bb1d7..b2f201a30 100644 --- a/include/spdlog/sinks/daily_file_sink.h +++ b/include/spdlog/sinks/daily_file_sink.h @@ -3,293 +3,327 @@ #pragma once +#include <chrono> +#include <cstdio> +#include <ctime> +#include <mutex> #include <spdlog/common.h> +#include <spdlog/details/circular_q.h> #include <spdlog/details/file_helper.h> #include <spdlog/details/null_mutex.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/fmt/chrono.h> -#include <spdlog/sinks/base_sink.h> #include <spdlog/details/os.h> -#include <spdlog/details/circular_q.h> #include <spdlog/details/synchronous_factory.h> - -#include <chrono> -#include <cstdio> -#include <ctime> -#include <mutex> +#include <spdlog/fmt/chrono.h> +#include <spdlog/fmt/fmt.h> +#include <spdlog/sinks/base_sink.h> #include <string> -namespace spdlog { -namespace sinks { - -/* - * Generator of daily log file names in format basename.YYYY-MM-DD.ext - */ -struct daily_filename_calculator +namespace spdlog { - // Create filename for the form basename.YYYY-MM-DD - static filename_t calc_filename(const filename_t &filename, const tm &now_tm) - { - filename_t basename, ext; - std::tie(basename, ext) = details::file_helper::split_by_extension(filename); - return fmt_lib::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")), basename, now_tm.tm_year + 1900, - now_tm.tm_mon + 1, now_tm.tm_mday, ext); - } -}; - -/* - * Generator of daily log file names with strftime format. - * Usages: - * auto sink = std::make_shared<spdlog::sinks::daily_file_format_sink_mt>("myapp-%Y-%m-%d:%H:%M:%S.log", hour, minute);" - * auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log", hour, minute)" - * - */ -struct daily_filename_format_calculator +namespace sinks { - static filename_t calc_filename(const filename_t &filename, const tm &now_tm) + + /* + * Generator of daily log file names in format basename.YYYY-MM-DD.ext + */ + struct daily_filename_calculator { -#ifdef SPDLOG_USE_STD_FORMAT - // adapted from fmtlib: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/chrono.h#L522-L546 - - filename_t tm_format; - tm_format.append(filename); - // By appending an extra space we can distinguish an empty result that - // indicates insufficient buffer size from a guaranteed non-empty result - // https://github.com/fmtlib/fmt/issues/2238 - tm_format.push_back(' '); - - const size_t MIN_SIZE = 10; - filename_t buf; - buf.resize(MIN_SIZE); - for (;;) + // Create filename for the form basename.YYYY-MM-DD + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) + { + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format( + SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")), + basename, + now_tm.tm_year + 1900, + now_tm.tm_mon + 1, + now_tm.tm_mday, + ext); + } + }; + + /* + * Generator of daily log file names with strftime format. + * Usages: + * auto sink = std::make_shared<spdlog::sinks::daily_file_format_sink_mt>("myapp-%Y-%m-%d:%H:%M:%S.log", hour, + * minute);" auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log", hour, minute)" + * + */ + struct daily_filename_format_calculator + { + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) { - size_t count = strftime(buf.data(), buf.size(), tm_format.c_str(), &now_tm); - if (count != 0) +#ifdef SPDLOG_USE_STD_FORMAT + // adapted from fmtlib: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/chrono.h#L522-L546 + + filename_t tm_format; + tm_format.append(filename); + // By appending an extra space we can distinguish an empty result that + // indicates insufficient buffer size from a guaranteed non-empty result + // https://github.com/fmtlib/fmt/issues/2238 + tm_format.push_back(' '); + + const size_t MIN_SIZE = 10; + filename_t buf; + buf.resize(MIN_SIZE); + for(;;) { - // Remove the extra space. - buf.resize(count - 1); - break; + size_t count = strftime(buf.data(), buf.size(), tm_format.c_str(), &now_tm); + if(count != 0) + { + // Remove the extra space. + buf.resize(count - 1); + break; + } + buf.resize(buf.size() * 2); } - buf.resize(buf.size() * 2); - } - return buf; + return buf; #else - // generate fmt datetime format string, e.g. {:%Y-%m-%d}. - filename_t fmt_filename = fmt::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{{:{}}}")), filename); - - // MSVC doesn't allow fmt::runtime(..) with wchar, with fmtlib versions < 9.1.x -# if defined(_MSC_VER) && defined(SPDLOG_WCHAR_FILENAMES) && FMT_VERSION < 90101 - return fmt::format(fmt_filename, now_tm); -# else - return fmt::format(SPDLOG_FMT_RUNTIME(fmt_filename), now_tm); -# endif + // generate fmt datetime format string, e.g. {:%Y-%m-%d}. + filename_t fmt_filename = fmt::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{{:{}}}")), filename); + // MSVC doesn't allow fmt::runtime(..) with wchar, with fmtlib versions < 9.1.x +#if defined(_MSC_VER) && defined(SPDLOG_WCHAR_FILENAMES) && FMT_VERSION < 90101 + return fmt::format(fmt_filename, now_tm); +#else + return fmt::format(SPDLOG_FMT_RUNTIME(fmt_filename), now_tm); #endif - } -private: -#if defined __GNUC__ -# pragma GCC diagnostic push -# pragma GCC diagnostic ignored "-Wformat-nonliteral" #endif + } - static size_t strftime(char *str, size_t count, const char *format, const std::tm *time) - { - return std::strftime(str, count, format, time); - } - - static size_t strftime(wchar_t *str, size_t count, const wchar_t *format, const std::tm *time) - { - return std::wcsftime(str, count, format, time); - } - -#if defined(__GNUC__) -# pragma GCC diagnostic pop + private: +#if defined __GNUC__ +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Wformat-nonliteral" #endif -}; - -/* - * Rotating file sink based on date. - * If truncate != false , the created file will be truncated. - * If max_files > 0, retain only the last max_files and delete previous. - */ -template<typename Mutex, typename FileNameCalc = daily_filename_calculator> -class daily_file_sink final : public base_sink<Mutex> -{ -public: - // create daily file sink which rotates on given time - daily_file_sink(filename_t base_filename, int rotation_hour, int rotation_minute, bool truncate = false, uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) - : base_filename_(std::move(base_filename)) - , rotation_h_(rotation_hour) - , rotation_m_(rotation_minute) - , file_helper_{event_handlers} - , truncate_(truncate) - , max_files_(max_files) - , filenames_q_() - { - if (rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || rotation_minute > 59) + + static size_t strftime(char *str, size_t count, const char *format, const std::tm *time) { - throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor"); + return std::strftime(str, count, format, time); } - auto now = log_clock::now(); - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - file_helper_.open(filename, truncate_); - rotation_tp_ = next_rotation_tp_(); - - if (max_files_ > 0) + static size_t strftime(wchar_t *str, size_t count, const wchar_t *format, const std::tm *time) { - init_filenames_q_(); + return std::wcsftime(str, count, format, time); } - } - - filename_t filename() - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - return file_helper_.filename(); - } -protected: - void sink_it_(const details::log_msg &msg) override +#if defined(__GNUC__) +#pragma GCC diagnostic pop +#endif + }; + + /* + * Rotating file sink based on date. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ + template <typename Mutex, typename FileNameCalc = daily_filename_calculator> + class daily_file_sink final : public base_sink<Mutex> { - auto time = msg.time; - bool should_rotate = time >= rotation_tp_; - if (should_rotate) + public: + // create daily file sink which rotates on given time + daily_file_sink( + filename_t base_filename, + int rotation_hour, + int rotation_minute, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) : + base_filename_(std::move(base_filename)), + rotation_h_(rotation_hour), + rotation_m_(rotation_minute), + file_helper_{event_handlers}, + truncate_(truncate), + max_files_(max_files), + filenames_q_() { - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + if(rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || rotation_minute > 59) + { + throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor"); + } + + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); file_helper_.open(filename, truncate_); rotation_tp_ = next_rotation_tp_(); + + if(max_files_ > 0) + { + init_filenames_q_(); + } } - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - file_helper_.write(formatted); - // Do the cleaning only at the end because it might throw on failure. - if (should_rotate && max_files_ > 0) + filename_t filename() { - delete_old_(); + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + return file_helper_.filename(); } - } - void flush_() override - { - file_helper_.flush(); - } + protected: + void sink_it_(const details::log_msg &msg) override + { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if(should_rotate) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + file_helper_.write(formatted); -private: - void init_filenames_q_() - { - using details::os::path_exists; + // Do the cleaning only at the end because it might throw on failure. + if(should_rotate && max_files_ > 0) + { + delete_old_(); + } + } + + void flush_() override { file_helper_.flush(); } - filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); - std::vector<filename_t> filenames; - auto now = log_clock::now(); - while (filenames.size() < max_files_) + private: + void init_filenames_q_() { - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - if (!path_exists(filename)) + using details::os::path_exists; + + filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); + std::vector<filename_t> filenames; + auto now = log_clock::now(); + while(filenames.size() < max_files_) { - break; + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if(!path_exists(filename)) + { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(24); + } + for(auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + { + filenames_q_.push_back(std::move(*iter)); } - filenames.emplace_back(filename); - now -= std::chrono::hours(24); } - for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + + tm now_tm(log_clock::time_point tp) { - filenames_q_.push_back(std::move(*iter)); + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); } - } - - tm now_tm(log_clock::time_point tp) - { - time_t tnow = log_clock::to_time_t(tp); - return spdlog::details::os::localtime(tnow); - } - log_clock::time_point next_rotation_tp_() - { - auto now = log_clock::now(); - tm date = now_tm(now); - date.tm_hour = rotation_h_; - date.tm_min = rotation_m_; - date.tm_sec = 0; - auto rotation_time = log_clock::from_time_t(std::mktime(&date)); - if (rotation_time > now) + log_clock::time_point next_rotation_tp_() { - return rotation_time; + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_hour = rotation_h_; + date.tm_min = rotation_m_; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if(rotation_time > now) + { + return rotation_time; + } + return {rotation_time + std::chrono::hours(24)}; } - return {rotation_time + std::chrono::hours(24)}; - } - - // Delete the file N rotations ago. - // Throw spdlog_ex on failure to delete the old file. - void delete_old_() - { - using details::os::filename_to_str; - using details::os::remove_if_exists; - filename_t current_file = file_helper_.filename(); - if (filenames_q_.full()) + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() { - auto old_filename = std::move(filenames_q_.front()); - filenames_q_.pop_front(); - bool ok = remove_if_exists(old_filename) == 0; - if (!ok) + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if(filenames_q_.full()) { - filenames_q_.push_back(std::move(current_file)); - throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename), errno); + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if(!ok) + { + filenames_q_.push_back(std::move(current_file)); + throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename), errno); + } } + filenames_q_.push_back(std::move(current_file)); } - filenames_q_.push_back(std::move(current_file)); - } - - filename_t base_filename_; - int rotation_h_; - int rotation_m_; - log_clock::time_point rotation_tp_; - details::file_helper file_helper_; - bool truncate_; - uint16_t max_files_; - details::circular_q<filename_t> filenames_q_; -}; - -using daily_file_sink_mt = daily_file_sink<std::mutex>; -using daily_file_sink_st = daily_file_sink<details::null_mutex>; -using daily_file_format_sink_mt = daily_file_sink<std::mutex, daily_filename_format_calculator>; -using daily_file_format_sink_st = daily_file_sink<details::null_mutex, daily_filename_format_calculator>; + + filename_t base_filename_; + int rotation_h_; + int rotation_m_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q<filename_t> filenames_q_; + }; + + using daily_file_sink_mt = daily_file_sink<std::mutex>; + using daily_file_sink_st = daily_file_sink<details::null_mutex>; + using daily_file_format_sink_mt = daily_file_sink<std::mutex, daily_filename_format_calculator>; + using daily_file_format_sink_st = daily_file_sink<details::null_mutex, daily_filename_format_calculator>; } // namespace sinks // // factory functions // -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_mt(const std::string &logger_name, const filename_t &filename, int hour = 0, int minute = 0, - bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_mt( + const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { - return Factory::template create<sinks::daily_file_sink_mt>(logger_name, filename, hour, minute, truncate, max_files, event_handlers); + return Factory::template create<sinks::daily_file_sink_mt>( + logger_name, filename, hour, minute, truncate, max_files, event_handlers); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_format_mt(const std::string &logger_name, const filename_t &filename, int hour = 0, - int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_format_mt( + const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { return Factory::template create<sinks::daily_file_format_sink_mt>( logger_name, filename, hour, minute, truncate, max_files, event_handlers); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_st(const std::string &logger_name, const filename_t &filename, int hour = 0, int minute = 0, - bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_st( + const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { - return Factory::template create<sinks::daily_file_sink_st>(logger_name, filename, hour, minute, truncate, max_files, event_handlers); + return Factory::template create<sinks::daily_file_sink_st>( + logger_name, filename, hour, minute, truncate, max_files, event_handlers); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_format_st(const std::string &logger_name, const filename_t &filename, int hour = 0, - int minute = 0, bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> daily_logger_format_st( + const std::string &logger_name, + const filename_t &filename, + int hour = 0, + int minute = 0, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { return Factory::template create<sinks::daily_file_format_sink_st>( logger_name, filename, hour, minute, truncate, max_files, event_handlers); diff --git a/include/spdlog/sinks/dist_sink.h b/include/spdlog/sinks/dist_sink.h index 065048ad4..01ff83e7f 100644 --- a/include/spdlog/sinks/dist_sink.h +++ b/include/spdlog/sinks/dist_sink.h @@ -4,94 +4,91 @@ #pragma once #include "base_sink.h" -#include <spdlog/details/log_msg.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/pattern_formatter.h> #include <algorithm> #include <memory> #include <mutex> +#include <spdlog/details/log_msg.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/pattern_formatter.h> #include <vector> // Distribution sink (mux). Stores a vector of sinks which get called when log // is called -namespace spdlog { -namespace sinks { - -template<typename Mutex> -class dist_sink : public base_sink<Mutex> +namespace spdlog +{ +namespace sinks { -public: - dist_sink() = default; - explicit dist_sink(std::vector<std::shared_ptr<sink>> sinks) - : sinks_(sinks) - {} - - dist_sink(const dist_sink &) = delete; - dist_sink &operator=(const dist_sink &) = delete; - void add_sink(std::shared_ptr<sink> sink) + template <typename Mutex> + class dist_sink : public base_sink<Mutex> { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - sinks_.push_back(sink); - } + public: + dist_sink() = default; + explicit dist_sink(std::vector<std::shared_ptr<sink>> sinks) : sinks_(sinks) {} - void remove_sink(std::shared_ptr<sink> sink) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sink), sinks_.end()); - } + dist_sink(const dist_sink &) = delete; + dist_sink &operator=(const dist_sink &) = delete; - void set_sinks(std::vector<std::shared_ptr<sink>> sinks) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - sinks_ = std::move(sinks); - } + void add_sink(std::shared_ptr<sink> sink) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + sinks_.push_back(sink); + } - std::vector<std::shared_ptr<sink>> &sinks() - { - return sinks_; - } + void remove_sink(std::shared_ptr<sink> sink) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sink), sinks_.end()); + } -protected: - void sink_it_(const details::log_msg &msg) override - { - for (auto &sub_sink : sinks_) + void set_sinks(std::vector<std::shared_ptr<sink>> sinks) + { + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + sinks_ = std::move(sinks); + } + + std::vector<std::shared_ptr<sink>> &sinks() { return sinks_; } + + protected: + void sink_it_(const details::log_msg &msg) override { - if (sub_sink->should_log(msg.level)) + for(auto &sub_sink : sinks_) { - sub_sink->log(msg); + if(sub_sink->should_log(msg.level)) + { + sub_sink->log(msg); + } } } - } - void flush_() override - { - for (auto &sub_sink : sinks_) + void flush_() override { - sub_sink->flush(); + for(auto &sub_sink : sinks_) + { + sub_sink->flush(); + } } - } - void set_pattern_(const std::string &pattern) override - { - set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); - } + void set_pattern_(const std::string &pattern) override + { + set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); + } - void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) override - { - base_sink<Mutex>::formatter_ = std::move(sink_formatter); - for (auto &sub_sink : sinks_) + void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) override { - sub_sink->set_formatter(base_sink<Mutex>::formatter_->clone()); + base_sink<Mutex>::formatter_ = std::move(sink_formatter); + for(auto &sub_sink : sinks_) + { + sub_sink->set_formatter(base_sink<Mutex>::formatter_->clone()); + } } - } - std::vector<std::shared_ptr<sink>> sinks_; -}; + std::vector<std::shared_ptr<sink>> sinks_; + }; -using dist_sink_mt = dist_sink<std::mutex>; -using dist_sink_st = dist_sink<details::null_mutex>; + using dist_sink_mt = dist_sink<std::mutex>; + using dist_sink_st = dist_sink<details::null_mutex>; } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/dup_filter_sink.h b/include/spdlog/sinks/dup_filter_sink.h index 1a4fb3485..858c8eb90 100644 --- a/include/spdlog/sinks/dup_filter_sink.h +++ b/include/spdlog/sinks/dup_filter_sink.h @@ -4,13 +4,13 @@ #pragma once #include "dist_sink.h" -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/log_msg.h> +#include <chrono> #include <cstdio> #include <mutex> +#include <spdlog/details/log_msg.h> +#include <spdlog/details/null_mutex.h> #include <string> -#include <chrono> // Duplicate message removal sink. // Skip the message if previous one is identical and less than "max_skip_duration" have passed @@ -34,61 +34,66 @@ // [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages.. // [2019-06-25 17:50:56.512] [logger] [info] Different Hello -namespace spdlog { -namespace sinks { -template<typename Mutex> -class dup_filter_sink : public dist_sink<Mutex> +namespace spdlog { -public: - template<class Rep, class Period> - explicit dup_filter_sink(std::chrono::duration<Rep, Period> max_skip_duration) - : max_skip_duration_{max_skip_duration} - {} - -protected: - std::chrono::microseconds max_skip_duration_; - log_clock::time_point last_msg_time_; - std::string last_msg_payload_; - size_t skip_counter_ = 0; - - void sink_it_(const details::log_msg &msg) override +namespace sinks +{ + template <typename Mutex> + class dup_filter_sink : public dist_sink<Mutex> { - bool filtered = filter_(msg); - if (!filtered) + public: + template <class Rep, class Period> + explicit dup_filter_sink(std::chrono::duration<Rep, Period> max_skip_duration) : + max_skip_duration_{max_skip_duration} { - skip_counter_ += 1; - return; } - // log the "skipped.." message - if (skip_counter_ > 0) + protected: + std::chrono::microseconds max_skip_duration_; + log_clock::time_point last_msg_time_; + std::string last_msg_payload_; + size_t skip_counter_ = 0; + + void sink_it_(const details::log_msg &msg) override { - char buf[64]; - auto msg_size = ::snprintf(buf, sizeof(buf), "Skipped %u duplicate messages..", static_cast<unsigned>(skip_counter_)); - if (msg_size > 0 && static_cast<size_t>(msg_size) < sizeof(buf)) + bool filtered = filter_(msg); + if(!filtered) { - details::log_msg skipped_msg{msg.source, msg.logger_name, level::info, string_view_t{buf, static_cast<size_t>(msg_size)}}; - dist_sink<Mutex>::sink_it_(skipped_msg); + skip_counter_ += 1; + return; } - } - // log current message - dist_sink<Mutex>::sink_it_(msg); - last_msg_time_ = msg.time; - skip_counter_ = 0; - last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size()); - } + // log the "skipped.." message + if(skip_counter_ > 0) + { + char buf[64]; + auto msg_size = ::snprintf( + buf, sizeof(buf), "Skipped %u duplicate messages..", static_cast<unsigned>(skip_counter_)); + if(msg_size > 0 && static_cast<size_t>(msg_size) < sizeof(buf)) + { + details::log_msg skipped_msg{ + msg.source, msg.logger_name, level::info, string_view_t{buf, static_cast<size_t>(msg_size)}}; + dist_sink<Mutex>::sink_it_(skipped_msg); + } + } - // return whether the log msg should be displayed (true) or skipped (false) - bool filter_(const details::log_msg &msg) - { - auto filter_duration = msg.time - last_msg_time_; - return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_); - } -}; + // log current message + dist_sink<Mutex>::sink_it_(msg); + last_msg_time_ = msg.time; + skip_counter_ = 0; + last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size()); + } + + // return whether the log msg should be displayed (true) or skipped (false) + bool filter_(const details::log_msg &msg) + { + auto filter_duration = msg.time - last_msg_time_; + return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_); + } + }; -using dup_filter_sink_mt = dup_filter_sink<std::mutex>; -using dup_filter_sink_st = dup_filter_sink<details::null_mutex>; + using dup_filter_sink_mt = dup_filter_sink<std::mutex>; + using dup_filter_sink_st = dup_filter_sink<details::null_mutex>; } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/hourly_file_sink.h b/include/spdlog/sinks/hourly_file_sink.h index 33dd89483..b8afa3483 100644 --- a/include/spdlog/sinks/hourly_file_sink.h +++ b/include/spdlog/sinks/hourly_file_sink.h @@ -3,202 +3,219 @@ #pragma once +#include <chrono> +#include <cstdio> +#include <ctime> +#include <mutex> #include <spdlog/common.h> +#include <spdlog/details/circular_q.h> #include <spdlog/details/file_helper.h> #include <spdlog/details/null_mutex.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/sinks/base_sink.h> #include <spdlog/details/os.h> -#include <spdlog/details/circular_q.h> #include <spdlog/details/synchronous_factory.h> - -#include <chrono> -#include <cstdio> -#include <ctime> -#include <mutex> +#include <spdlog/fmt/fmt.h> +#include <spdlog/sinks/base_sink.h> #include <string> -namespace spdlog { -namespace sinks { - -/* - * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext - */ -struct hourly_filename_calculator +namespace spdlog { - // Create filename for the form basename.YYYY-MM-DD-H - static filename_t calc_filename(const filename_t &filename, const tm &now_tm) - { - filename_t basename, ext; - std::tie(basename, ext) = details::file_helper::split_by_extension(filename); - return fmt_lib::format(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), basename, now_tm.tm_year + 1900, now_tm.tm_mon + 1, - now_tm.tm_mday, now_tm.tm_hour, ext); - } -}; - -/* - * Rotating file sink based on time. - * If truncate != false , the created file will be truncated. - * If max_files > 0, retain only the last max_files and delete previous. - */ -template<typename Mutex, typename FileNameCalc = hourly_filename_calculator> -class hourly_file_sink final : public base_sink<Mutex> +namespace sinks { -public: - // create hourly file sink which rotates on given time - hourly_file_sink( - filename_t base_filename, bool truncate = false, uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) - : base_filename_(std::move(base_filename)) - , file_helper_{event_handlers} - , truncate_(truncate) - , max_files_(max_files) - , filenames_q_() - { - auto now = log_clock::now(); - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - file_helper_.open(filename, truncate_); - remove_init_file_ = file_helper_.size() == 0; - rotation_tp_ = next_rotation_tp_(); - if (max_files_ > 0) + /* + * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext + */ + struct hourly_filename_calculator + { + // Create filename for the form basename.YYYY-MM-DD-H + static filename_t calc_filename(const filename_t &filename, const tm &now_tm) { - init_filenames_q_(); + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format( + SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), + basename, + now_tm.tm_year + 1900, + now_tm.tm_mon + 1, + now_tm.tm_mday, + now_tm.tm_hour, + ext); } - } - - filename_t filename() - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - return file_helper_.filename(); - } - -protected: - void sink_it_(const details::log_msg &msg) override + }; + + /* + * Rotating file sink based on time. + * If truncate != false , the created file will be truncated. + * If max_files > 0, retain only the last max_files and delete previous. + */ + template <typename Mutex, typename FileNameCalc = hourly_filename_calculator> + class hourly_file_sink final : public base_sink<Mutex> { - auto time = msg.time; - bool should_rotate = time >= rotation_tp_; - if (should_rotate) + public: + // create hourly file sink which rotates on given time + hourly_file_sink( + filename_t base_filename, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) : + base_filename_(std::move(base_filename)), + file_helper_{event_handlers}, + truncate_(truncate), + max_files_(max_files), + filenames_q_() { - if (remove_init_file_) + auto now = log_clock::now(); + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + file_helper_.open(filename, truncate_); + remove_init_file_ = file_helper_.size() == 0; + rotation_tp_ = next_rotation_tp_(); + + if(max_files_ > 0) { - file_helper_.close(); - details::os::remove(file_helper_.filename()); + init_filenames_q_(); } - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); - file_helper_.open(filename, truncate_); - rotation_tp_ = next_rotation_tp_(); } - remove_init_file_ = false; - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - file_helper_.write(formatted); - // Do the cleaning only at the end because it might throw on failure. - if (should_rotate && max_files_ > 0) + filename_t filename() { - delete_old_(); + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + return file_helper_.filename(); } - } - void flush_() override - { - file_helper_.flush(); - } + protected: + void sink_it_(const details::log_msg &msg) override + { + auto time = msg.time; + bool should_rotate = time >= rotation_tp_; + if(should_rotate) + { + if(remove_init_file_) + { + file_helper_.close(); + details::os::remove(file_helper_.filename()); + } + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); + file_helper_.open(filename, truncate_); + rotation_tp_ = next_rotation_tp_(); + } + remove_init_file_ = false; + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + file_helper_.write(formatted); -private: - void init_filenames_q_() - { - using details::os::path_exists; + // Do the cleaning only at the end because it might throw on failure. + if(should_rotate && max_files_ > 0) + { + delete_old_(); + } + } + + void flush_() override { file_helper_.flush(); } - filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); - std::vector<filename_t> filenames; - auto now = log_clock::now(); - while (filenames.size() < max_files_) + private: + void init_filenames_q_() { - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - if (!path_exists(filename)) + using details::os::path_exists; + + filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); + std::vector<filename_t> filenames; + auto now = log_clock::now(); + while(filenames.size() < max_files_) + { + auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); + if(!path_exists(filename)) + { + break; + } + filenames.emplace_back(filename); + now -= std::chrono::hours(1); + } + for(auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) { - break; + filenames_q_.push_back(std::move(*iter)); } - filenames.emplace_back(filename); - now -= std::chrono::hours(1); } - for (auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) + + tm now_tm(log_clock::time_point tp) { - filenames_q_.push_back(std::move(*iter)); + time_t tnow = log_clock::to_time_t(tp); + return spdlog::details::os::localtime(tnow); } - } - - tm now_tm(log_clock::time_point tp) - { - time_t tnow = log_clock::to_time_t(tp); - return spdlog::details::os::localtime(tnow); - } - log_clock::time_point next_rotation_tp_() - { - auto now = log_clock::now(); - tm date = now_tm(now); - date.tm_min = 0; - date.tm_sec = 0; - auto rotation_time = log_clock::from_time_t(std::mktime(&date)); - if (rotation_time > now) + log_clock::time_point next_rotation_tp_() { - return rotation_time; + auto now = log_clock::now(); + tm date = now_tm(now); + date.tm_min = 0; + date.tm_sec = 0; + auto rotation_time = log_clock::from_time_t(std::mktime(&date)); + if(rotation_time > now) + { + return rotation_time; + } + return {rotation_time + std::chrono::hours(1)}; } - return {rotation_time + std::chrono::hours(1)}; - } - // Delete the file N rotations ago. - // Throw spdlog_ex on failure to delete the old file. - void delete_old_() - { - using details::os::filename_to_str; - using details::os::remove_if_exists; - - filename_t current_file = file_helper_.filename(); - if (filenames_q_.full()) + // Delete the file N rotations ago. + // Throw spdlog_ex on failure to delete the old file. + void delete_old_() { - auto old_filename = std::move(filenames_q_.front()); - filenames_q_.pop_front(); - bool ok = remove_if_exists(old_filename) == 0; - if (!ok) + using details::os::filename_to_str; + using details::os::remove_if_exists; + + filename_t current_file = file_helper_.filename(); + if(filenames_q_.full()) { - filenames_q_.push_back(std::move(current_file)); - SPDLOG_THROW(spdlog_ex("Failed removing hourly file " + filename_to_str(old_filename), errno)); + auto old_filename = std::move(filenames_q_.front()); + filenames_q_.pop_front(); + bool ok = remove_if_exists(old_filename) == 0; + if(!ok) + { + filenames_q_.push_back(std::move(current_file)); + SPDLOG_THROW(spdlog_ex("Failed removing hourly file " + filename_to_str(old_filename), errno)); + } } + filenames_q_.push_back(std::move(current_file)); } - filenames_q_.push_back(std::move(current_file)); - } - filename_t base_filename_; - log_clock::time_point rotation_tp_; - details::file_helper file_helper_; - bool truncate_; - uint16_t max_files_; - details::circular_q<filename_t> filenames_q_; - bool remove_init_file_; -}; + filename_t base_filename_; + log_clock::time_point rotation_tp_; + details::file_helper file_helper_; + bool truncate_; + uint16_t max_files_; + details::circular_q<filename_t> filenames_q_; + bool remove_init_file_; + }; -using hourly_file_sink_mt = hourly_file_sink<std::mutex>; -using hourly_file_sink_st = hourly_file_sink<details::null_mutex>; + using hourly_file_sink_mt = hourly_file_sink<std::mutex>; + using hourly_file_sink_st = hourly_file_sink<details::null_mutex>; } // namespace sinks // // factory functions // -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> hourly_logger_mt(const std::string &logger_name, const filename_t &filename, bool truncate = false, - uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> hourly_logger_mt( + const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { - return Factory::template create<sinks::hourly_file_sink_mt>(logger_name, filename, truncate, max_files, event_handlers); + return Factory::template create<sinks::hourly_file_sink_mt>( + logger_name, filename, truncate, max_files, event_handlers); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> hourly_logger_st(const std::string &logger_name, const filename_t &filename, bool truncate = false, - uint16_t max_files = 0, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> hourly_logger_st( + const std::string &logger_name, + const filename_t &filename, + bool truncate = false, + uint16_t max_files = 0, + const file_event_handlers &event_handlers = {}) { - return Factory::template create<sinks::hourly_file_sink_st>(logger_name, filename, truncate, max_files, event_handlers); + return Factory::template create<sinks::hourly_file_sink_st>( + logger_name, filename, truncate, max_files, event_handlers); } } // namespace spdlog diff --git a/include/spdlog/sinks/mongo_sink.h b/include/spdlog/sinks/mongo_sink.h index 6a8927f54..2c48a53b0 100644 --- a/include/spdlog/sinks/mongo_sink.h +++ b/include/spdlog/sinks/mongo_sink.h @@ -13,93 +13,104 @@ #include "spdlog/common.h" #include "spdlog/details/log_msg.h" #include "spdlog/sinks/base_sink.h" -#include <spdlog/details/synchronous_factory.h> #include <bsoncxx/builder/stream/document.hpp> #include <bsoncxx/types.hpp> #include <bsoncxx/view_or_value.hpp> - #include <mongocxx/client.hpp> #include <mongocxx/instance.hpp> #include <mongocxx/uri.hpp> +#include <spdlog/details/synchronous_factory.h> -namespace spdlog { -namespace sinks { -template<typename Mutex> -class mongo_sink : public base_sink<Mutex> +namespace spdlog { -public: - mongo_sink(const std::string &db_name, const std::string &collection_name, const std::string &uri = "mongodb://localhost:27017") - try : mongo_sink(std::make_shared<mongocxx::instance>(), db_name, collection_name, uri) - {} - catch (const std::exception &e) - { - throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); - } - - mongo_sink(std::shared_ptr<mongocxx::instance> instance, const std::string &db_name, const std::string &collection_name, - const std::string &uri = "mongodb://localhost:27017") - : instance_(std::move(instance)) - , db_name_(db_name) - , coll_name_(collection_name) +namespace sinks +{ + template <typename Mutex> + class mongo_sink : public base_sink<Mutex> { - try + public: + mongo_sink( + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") + try : mongo_sink(std::make_shared<mongocxx::instance>(), db_name, collection_name, uri) { - client_ = spdlog::details::make_unique<mongocxx::client>(mongocxx::uri{uri}); } - catch (const std::exception &e) + catch(const std::exception &e) { throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); } - } - ~mongo_sink() - { - flush_(); - } + mongo_sink( + std::shared_ptr<mongocxx::instance> instance, + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") : + instance_(std::move(instance)), db_name_(db_name), coll_name_(collection_name) + { + try + { + client_ = spdlog::details::make_unique<mongocxx::client>(mongocxx::uri{uri}); + } + catch(const std::exception &e) + { + throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); + } + } -protected: - void sink_it_(const details::log_msg &msg) override - { - using bsoncxx::builder::stream::document; - using bsoncxx::builder::stream::finalize; + ~mongo_sink() { flush_(); } - if (client_ != nullptr) + protected: + void sink_it_(const details::log_msg &msg) override { - auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level" << level::to_string_view(msg.level).data() - << "level_num" << msg.level << "message" << std::string(msg.payload.begin(), msg.payload.end()) - << "logger_name" << std::string(msg.logger_name.begin(), msg.logger_name.end()) << "thread_id" - << static_cast<int>(msg.thread_id) << finalize; - client_->database(db_name_).collection(coll_name_).insert_one(doc.view()); + using bsoncxx::builder::stream::document; + using bsoncxx::builder::stream::finalize; + + if(client_ != nullptr) + { + auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level" + << level::to_string_view(msg.level).data() << "level_num" << msg.level + << "message" << std::string(msg.payload.begin(), msg.payload.end()) + << "logger_name" << std::string(msg.logger_name.begin(), msg.logger_name.end()) + << "thread_id" << static_cast<int>(msg.thread_id) << finalize; + client_->database(db_name_).collection(coll_name_).insert_one(doc.view()); + } } - } - void flush_() override {} + void flush_() override {} -private: - std::shared_ptr<mongocxx::instance> instance_; - std::string db_name_; - std::string coll_name_; - std::unique_ptr<mongocxx::client> client_ = nullptr; -}; + private: + std::shared_ptr<mongocxx::instance> instance_; + std::string db_name_; + std::string coll_name_; + std::unique_ptr<mongocxx::client> client_ = nullptr; + }; #include "spdlog/details/null_mutex.h" + #include <mutex> -using mongo_sink_mt = mongo_sink<std::mutex>; -using mongo_sink_st = mongo_sink<spdlog::details::null_mutex>; + using mongo_sink_mt = mongo_sink<std::mutex>; + using mongo_sink_st = mongo_sink<spdlog::details::null_mutex>; } // namespace sinks -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> mongo_logger_mt(const std::string &logger_name, const std::string &db_name, - const std::string &collection_name, const std::string &uri = "mongodb://localhost:27017") +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> mongo_logger_mt( + const std::string &logger_name, + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") { return Factory::template create<sinks::mongo_sink_mt>(logger_name, db_name, collection_name, uri); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> mongo_logger_st(const std::string &logger_name, const std::string &db_name, - const std::string &collection_name, const std::string &uri = "mongodb://localhost:27017") +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> mongo_logger_st( + const std::string &logger_name, + const std::string &db_name, + const std::string &collection_name, + const std::string &uri = "mongodb://localhost:27017") { return Factory::template create<sinks::mongo_sink_st>(logger_name, db_name, collection_name, uri); } diff --git a/include/spdlog/sinks/msvc_sink.h b/include/spdlog/sinks/msvc_sink.h index 09008b784..f89afb37f 100644 --- a/include/spdlog/sinks/msvc_sink.h +++ b/include/spdlog/sinks/msvc_sink.h @@ -6,52 +6,52 @@ #if defined(_WIN32) -# include <spdlog/details/null_mutex.h> -# include <spdlog/sinks/base_sink.h> - -# include <mutex> -# include <string> +#include <mutex> +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> +#include <string> // Avoid including windows.h (https://stackoverflow.com/a/30741042) extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char *lpOutputString); extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); -namespace spdlog { -namespace sinks { -/* - * MSVC sink (logging using OutputDebugStringA) - */ -template<typename Mutex> -class msvc_sink : public base_sink<Mutex> +namespace spdlog { -public: - msvc_sink() = default; - msvc_sink(bool check_ebugger_present) - : check_debbugger_present_{check_ebugger_present} {}; - -protected: - void sink_it_(const details::log_msg &msg) override +namespace sinks +{ + /* + * MSVC sink (logging using OutputDebugStringA) + */ + template <typename Mutex> + class msvc_sink : public base_sink<Mutex> { - if (check_debbugger_present_ && !IsDebuggerPresent()) + public: + msvc_sink() = default; + msvc_sink(bool check_ebugger_present) : check_debbugger_present_{check_ebugger_present} {}; + + protected: + void sink_it_(const details::log_msg &msg) override { - return; + if(check_debbugger_present_ && !IsDebuggerPresent()) + { + return; + } + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + formatted.push_back('\0'); // add a null terminator for OutputDebugStringA + OutputDebugStringA(formatted.data()); } - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - formatted.push_back('\0'); // add a null terminator for OutputDebugStringA - OutputDebugStringA(formatted.data()); - } - void flush_() override {} + void flush_() override {} - bool check_debbugger_present_ = true; -}; + bool check_debbugger_present_ = true; + }; -using msvc_sink_mt = msvc_sink<std::mutex>; -using msvc_sink_st = msvc_sink<details::null_mutex>; + using msvc_sink_mt = msvc_sink<std::mutex>; + using msvc_sink_st = msvc_sink<details::null_mutex>; -using windebug_sink_mt = msvc_sink_mt; -using windebug_sink_st = msvc_sink_st; + using windebug_sink_mt = msvc_sink_mt; + using windebug_sink_st = msvc_sink_st; } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/null_sink.h b/include/spdlog/sinks/null_sink.h index eb8328014..3f47bad84 100644 --- a/include/spdlog/sinks/null_sink.h +++ b/include/spdlog/sinks/null_sink.h @@ -3,29 +3,30 @@ #pragma once +#include <mutex> #include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> #include <spdlog/details/synchronous_factory.h> +#include <spdlog/sinks/base_sink.h> -#include <mutex> - -namespace spdlog { -namespace sinks { - -template<typename Mutex> -class null_sink : public base_sink<Mutex> +namespace spdlog { -protected: - void sink_it_(const details::log_msg &) override {} - void flush_() override {} -}; +namespace sinks +{ + + template <typename Mutex> + class null_sink : public base_sink<Mutex> + { + protected: + void sink_it_(const details::log_msg &) override {} + void flush_() override {} + }; -using null_sink_mt = null_sink<details::null_mutex>; -using null_sink_st = null_sink<details::null_mutex>; + using null_sink_mt = null_sink<details::null_mutex>; + using null_sink_st = null_sink<details::null_mutex>; } // namespace sinks -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> null_logger_mt(const std::string &logger_name) { auto null_logger = Factory::template create<sinks::null_sink_mt>(logger_name); @@ -33,7 +34,7 @@ inline std::shared_ptr<logger> null_logger_mt(const std::string &logger_name) return null_logger; } -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> null_logger_st(const std::string &logger_name) { auto null_logger = Factory::template create<sinks::null_sink_st>(logger_name); diff --git a/include/spdlog/sinks/ostream_sink.h b/include/spdlog/sinks/ostream_sink.h index 95c1e9620..499b6d276 100644 --- a/include/spdlog/sinks/ostream_sink.h +++ b/include/spdlog/sinks/ostream_sink.h @@ -3,48 +3,43 @@ #pragma once -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> - #include <mutex> #include <ostream> +#include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> -namespace spdlog { -namespace sinks { -template<typename Mutex> -class ostream_sink final : public base_sink<Mutex> +namespace spdlog +{ +namespace sinks { -public: - explicit ostream_sink(std::ostream &os, bool force_flush = false) - : ostream_(os) - , force_flush_(force_flush) - {} - ostream_sink(const ostream_sink &) = delete; - ostream_sink &operator=(const ostream_sink &) = delete; - -protected: - void sink_it_(const details::log_msg &msg) override + template <typename Mutex> + class ostream_sink final : public base_sink<Mutex> { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - ostream_.write(formatted.data(), static_cast<std::streamsize>(formatted.size())); - if (force_flush_) + public: + explicit ostream_sink(std::ostream &os, bool force_flush = false) : ostream_(os), force_flush_(force_flush) {} + ostream_sink(const ostream_sink &) = delete; + ostream_sink &operator=(const ostream_sink &) = delete; + + protected: + void sink_it_(const details::log_msg &msg) override { - ostream_.flush(); + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + ostream_.write(formatted.data(), static_cast<std::streamsize>(formatted.size())); + if(force_flush_) + { + ostream_.flush(); + } } - } - void flush_() override - { - ostream_.flush(); - } + void flush_() override { ostream_.flush(); } - std::ostream &ostream_; - bool force_flush_; -}; + std::ostream &ostream_; + bool force_flush_; + }; -using ostream_sink_mt = ostream_sink<std::mutex>; -using ostream_sink_st = ostream_sink<details::null_mutex>; + using ostream_sink_mt = ostream_sink<std::mutex>; + using ostream_sink_st = ostream_sink<details::null_mutex>; } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/qt_sinks.h b/include/spdlog/sinks/qt_sinks.h index 31b49c609..87d70c0d2 100644 --- a/include/spdlog/sinks/qt_sinks.h +++ b/include/spdlog/sinks/qt_sinks.h @@ -13,89 +13,100 @@ #include "spdlog/details/synchronous_factory.h" #include "spdlog/sinks/base_sink.h" -#include <QTextEdit> #include <QPlainTextEdit> +#include <QTextEdit> // // qt_sink class // -namespace spdlog { -namespace sinks { -template<typename Mutex> -class qt_sink : public base_sink<Mutex> +namespace spdlog { -public: - qt_sink(QObject *qt_object, const std::string &meta_method) - { - qt_object_ = qt_object; - meta_method_ = meta_method; - } - - ~qt_sink() - { - flush_(); - } - -protected: - void sink_it_(const details::log_msg &msg) override +namespace sinks +{ + template <typename Mutex> + class qt_sink : public base_sink<Mutex> { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - string_view_t str = string_view_t(formatted.data(), formatted.size()); - QMetaObject::invokeMethod(qt_object_, meta_method_.c_str(), Qt::AutoConnection, - Q_ARG(QString, QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed())); - } - - void flush_() override {} - -private: - QObject *qt_object_ = nullptr; - std::string meta_method_; -}; + public: + qt_sink(QObject *qt_object, const std::string &meta_method) + { + qt_object_ = qt_object; + meta_method_ = meta_method; + } + + ~qt_sink() { flush_(); } + + protected: + void sink_it_(const details::log_msg &msg) override + { + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + string_view_t str = string_view_t(formatted.data(), formatted.size()); + QMetaObject::invokeMethod( + qt_object_, + meta_method_.c_str(), + Qt::AutoConnection, + Q_ARG(QString, QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed())); + } + + void flush_() override {} + + private: + QObject *qt_object_ = nullptr; + std::string meta_method_; + }; #include "spdlog/details/null_mutex.h" + #include <mutex> -using qt_sink_mt = qt_sink<std::mutex>; -using qt_sink_st = qt_sink<spdlog::details::null_mutex>; + using qt_sink_mt = qt_sink<std::mutex>; + using qt_sink_st = qt_sink<spdlog::details::null_mutex>; } // namespace sinks // // Factory functions // -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> +qt_logger_mt(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") { return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> +qt_logger_st(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") { return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); } -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> qt_logger_mt( - const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText") + const std::string &logger_name, + QPlainTextEdit *qt_object, + const std::string &meta_method = "appendPlainText") { return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); } -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> qt_logger_st( - const std::string &logger_name, QPlainTextEdit *qt_object, const std::string &meta_method = "appendPlainText") + const std::string &logger_name, + QPlainTextEdit *qt_object, + const std::string &meta_method = "appendPlainText") { return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> qt_logger_mt(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> +qt_logger_mt(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) { return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> qt_logger_st(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> +qt_logger_st(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) { return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); } diff --git a/include/spdlog/sinks/ringbuffer_sink.h b/include/spdlog/sinks/ringbuffer_sink.h index 65e227aa5..a32db8cec 100644 --- a/include/spdlog/sinks/ringbuffer_sink.h +++ b/include/spdlog/sinks/ringbuffer_sink.h @@ -3,71 +3,68 @@ #pragma once -#include "spdlog/sinks/base_sink.h" #include "spdlog/details/circular_q.h" #include "spdlog/details/log_msg_buffer.h" #include "spdlog/details/null_mutex.h" +#include "spdlog/sinks/base_sink.h" #include <mutex> #include <string> #include <vector> -namespace spdlog { -namespace sinks { -/* - * Ring buffer sink - */ -template<typename Mutex> -class ringbuffer_sink final : public base_sink<Mutex> +namespace spdlog { -public: - explicit ringbuffer_sink(size_t n_items) - : q_{n_items} - {} - - std::vector<details::log_msg_buffer> last_raw(size_t lim = 0) +namespace sinks +{ + /* + * Ring buffer sink + */ + template <typename Mutex> + class ringbuffer_sink final : public base_sink<Mutex> { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - auto items_available = q_.size(); - auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; - std::vector<details::log_msg_buffer> ret; - ret.reserve(n_items); - for (size_t i = (items_available - n_items); i < items_available; i++) + public: + explicit ringbuffer_sink(size_t n_items) : q_{n_items} {} + + std::vector<details::log_msg_buffer> last_raw(size_t lim = 0) { - ret.push_back(q_.at(i)); + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector<details::log_msg_buffer> ret; + ret.reserve(n_items); + for(size_t i = (items_available - n_items); i < items_available; i++) + { + ret.push_back(q_.at(i)); + } + return ret; } - return ret; - } - std::vector<std::string> last_formatted(size_t lim = 0) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - auto items_available = q_.size(); - auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; - std::vector<std::string> ret; - ret.reserve(n_items); - for (size_t i = (items_available - n_items); i < items_available; i++) + std::vector<std::string> last_formatted(size_t lim = 0) { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(q_.at(i), formatted); - ret.push_back(std::move(SPDLOG_BUF_TO_STRING(formatted))); + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + auto items_available = q_.size(); + auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; + std::vector<std::string> ret; + ret.reserve(n_items); + for(size_t i = (items_available - n_items); i < items_available; i++) + { + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(q_.at(i), formatted); + ret.push_back(std::move(SPDLOG_BUF_TO_STRING(formatted))); + } + return ret; } - return ret; - } -protected: - void sink_it_(const details::log_msg &msg) override - { - q_.push_back(details::log_msg_buffer{msg}); - } - void flush_() override {} + protected: + void sink_it_(const details::log_msg &msg) override { q_.push_back(details::log_msg_buffer{msg}); } + void flush_() override {} -private: - details::circular_q<details::log_msg_buffer> q_; -}; + private: + details::circular_q<details::log_msg_buffer> q_; + }; -using ringbuffer_sink_mt = ringbuffer_sink<std::mutex>; -using ringbuffer_sink_st = ringbuffer_sink<details::null_mutex>; + using ringbuffer_sink_mt = ringbuffer_sink<std::mutex>; + using ringbuffer_sink_st = ringbuffer_sink<details::null_mutex>; } // namespace sinks diff --git a/include/spdlog/sinks/rotating_file_sink-inl.h b/include/spdlog/sinks/rotating_file_sink-inl.h index cf8b9d5c6..cb341d4ed 100644 --- a/include/spdlog/sinks/rotating_file_sink-inl.h +++ b/include/spdlog/sinks/rotating_file_sink-inl.h @@ -4,149 +4,157 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/rotating_file_sink.h> +#include <spdlog/sinks/rotating_file_sink.h> #endif -#include <spdlog/common.h> - -#include <spdlog/details/file_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/fmt/fmt.h> - #include <cerrno> #include <chrono> #include <ctime> #include <mutex> +#include <spdlog/common.h> +#include <spdlog/details/file_helper.h> +#include <spdlog/details/null_mutex.h> +#include <spdlog/fmt/fmt.h> #include <string> #include <tuple> -namespace spdlog { -namespace sinks { - -template<typename Mutex> -SPDLOG_INLINE rotating_file_sink<Mutex>::rotating_file_sink( - filename_t base_filename, std::size_t max_size, std::size_t max_files, bool rotate_on_open, const file_event_handlers &event_handlers) - : base_filename_(std::move(base_filename)) - , max_size_(max_size) - , max_files_(max_files) - , file_helper_{event_handlers} +namespace spdlog +{ +namespace sinks { - if (max_size == 0) - { - throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero"); - } - if (max_files > 200000) + template <typename Mutex> + SPDLOG_INLINE rotating_file_sink<Mutex>::rotating_file_sink( + filename_t base_filename, + std::size_t max_size, + std::size_t max_files, + bool rotate_on_open, + const file_event_handlers &event_handlers) : + base_filename_(std::move(base_filename)), + max_size_(max_size), + max_files_(max_files), + file_helper_{event_handlers} { - throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000"); + if(max_size == 0) + { + throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero"); + } + + if(max_files > 200000) + { + throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000"); + } + file_helper_.open(calc_filename(base_filename_, 0)); + current_size_ = file_helper_.size(); // expensive. called only once + if(rotate_on_open && current_size_ > 0) + { + rotate_(); + current_size_ = 0; + } } - file_helper_.open(calc_filename(base_filename_, 0)); - current_size_ = file_helper_.size(); // expensive. called only once - if (rotate_on_open && current_size_ > 0) + + // calc filename according to index and file extension if exists. + // e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt". + template <typename Mutex> + SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::calc_filename(const filename_t &filename, std::size_t index) { - rotate_(); - current_size_ = 0; + if(index == 0u) + { + return filename; + } + + filename_t basename, ext; + std::tie(basename, ext) = details::file_helper::split_by_extension(filename); + return fmt_lib::format(SPDLOG_FILENAME_T("{}.{}{}"), basename, index, ext); } -} -// calc filename according to index and file extension if exists. -// e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt". -template<typename Mutex> -SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::calc_filename(const filename_t &filename, std::size_t index) -{ - if (index == 0u) + template <typename Mutex> + SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::filename() { - return filename; + std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); + return file_helper_.filename(); } - filename_t basename, ext; - std::tie(basename, ext) = details::file_helper::split_by_extension(filename); - return fmt_lib::format(SPDLOG_FILENAME_T("{}.{}{}"), basename, index, ext); -} - -template<typename Mutex> -SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::filename() -{ - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - return file_helper_.filename(); -} - -template<typename Mutex> -SPDLOG_INLINE void rotating_file_sink<Mutex>::sink_it_(const details::log_msg &msg) -{ - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - auto new_size = current_size_ + formatted.size(); - - // rotate if the new estimated file size exceeds max size. - // rotate only if the real size > 0 to better deal with full disk (see issue #2261). - // we only check the real size when new_size > max_size_ because it is relatively expensive. - if (new_size > max_size_) + template <typename Mutex> + SPDLOG_INLINE void rotating_file_sink<Mutex>::sink_it_(const details::log_msg &msg) { - file_helper_.flush(); - if (file_helper_.size() > 0) + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + auto new_size = current_size_ + formatted.size(); + + // rotate if the new estimated file size exceeds max size. + // rotate only if the real size > 0 to better deal with full disk (see issue #2261). + // we only check the real size when new_size > max_size_ because it is relatively expensive. + if(new_size > max_size_) { - rotate_(); - new_size = formatted.size(); + file_helper_.flush(); + if(file_helper_.size() > 0) + { + rotate_(); + new_size = formatted.size(); + } } + file_helper_.write(formatted); + current_size_ = new_size; } - file_helper_.write(formatted); - current_size_ = new_size; -} -template<typename Mutex> -SPDLOG_INLINE void rotating_file_sink<Mutex>::flush_() -{ - file_helper_.flush(); -} - -// Rotate files: -// log.txt -> log.1.txt -// log.1.txt -> log.2.txt -// log.2.txt -> log.3.txt -// log.3.txt -> delete -template<typename Mutex> -SPDLOG_INLINE void rotating_file_sink<Mutex>::rotate_() -{ - using details::os::filename_to_str; - using details::os::path_exists; + template <typename Mutex> + SPDLOG_INLINE void rotating_file_sink<Mutex>::flush_() + { + file_helper_.flush(); + } - file_helper_.close(); - for (auto i = max_files_; i > 0; --i) + // Rotate files: + // log.txt -> log.1.txt + // log.1.txt -> log.2.txt + // log.2.txt -> log.3.txt + // log.3.txt -> delete + template <typename Mutex> + SPDLOG_INLINE void rotating_file_sink<Mutex>::rotate_() { - filename_t src = calc_filename(base_filename_, i - 1); - if (!path_exists(src)) - { - continue; - } - filename_t target = calc_filename(base_filename_, i); + using details::os::filename_to_str; + using details::os::path_exists; - if (!rename_file_(src, target)) + file_helper_.close(); + for(auto i = max_files_; i > 0; --i) { - // if failed try again after a small delay. - // this is a workaround to a windows issue, where very high rotation - // rates can cause the rename to fail with permission denied (because of antivirus?). - details::os::sleep_for_millis(100); - if (!rename_file_(src, target)) + filename_t src = calc_filename(base_filename_, i - 1); + if(!path_exists(src)) { - file_helper_.reopen(true); // truncate the log file anyway to prevent it to grow beyond its limit! - current_size_ = 0; - throw_spdlog_ex("rotating_file_sink: failed renaming " + filename_to_str(src) + " to " + filename_to_str(target), errno); + continue; + } + filename_t target = calc_filename(base_filename_, i); + + if(!rename_file_(src, target)) + { + // if failed try again after a small delay. + // this is a workaround to a windows issue, where very high rotation + // rates can cause the rename to fail with permission denied (because of antivirus?). + details::os::sleep_for_millis(100); + if(!rename_file_(src, target)) + { + file_helper_.reopen(true); // truncate the log file anyway to prevent it to grow beyond its limit! + current_size_ = 0; + throw_spdlog_ex( + "rotating_file_sink: failed renaming " + filename_to_str(src) + " to " + + filename_to_str(target), + errno); + } } } + file_helper_.reopen(true); } - file_helper_.reopen(true); -} -// delete the target if exists, and rename the src file to target -// return true on success, false otherwise. -template<typename Mutex> -SPDLOG_INLINE bool rotating_file_sink<Mutex>::rename_file_(const filename_t &src_filename, const filename_t &target_filename) -{ - // try to delete the target file in case it already exists. - (void)details::os::remove(target_filename); - return details::os::rename(src_filename, target_filename) == 0; -} + // delete the target if exists, and rename the src file to target + // return true on success, false otherwise. + template <typename Mutex> + SPDLOG_INLINE bool + rotating_file_sink<Mutex>::rename_file_(const filename_t &src_filename, const filename_t &target_filename) + { + // try to delete the target file in case it already exists. + (void) details::os::remove(target_filename); + return details::os::rename(src_filename, target_filename) == 0; + } } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/rotating_file_sink.h b/include/spdlog/sinks/rotating_file_sink.h index ce0d7b1ef..82e0f526f 100644 --- a/include/spdlog/sinks/rotating_file_sink.h +++ b/include/spdlog/sinks/rotating_file_sink.h @@ -3,55 +3,60 @@ #pragma once -#include <spdlog/sinks/base_sink.h> +#include <chrono> +#include <mutex> #include <spdlog/details/file_helper.h> #include <spdlog/details/null_mutex.h> #include <spdlog/details/synchronous_factory.h> - -#include <chrono> -#include <mutex> +#include <spdlog/sinks/base_sink.h> #include <string> -namespace spdlog { -namespace sinks { - -// -// Rotating file sink based on size -// -template<typename Mutex> -class rotating_file_sink final : public base_sink<Mutex> +namespace spdlog +{ +namespace sinks { -public: - rotating_file_sink(filename_t base_filename, std::size_t max_size, std::size_t max_files, bool rotate_on_open = false, - const file_event_handlers &event_handlers = {}); - static filename_t calc_filename(const filename_t &filename, std::size_t index); - filename_t filename(); -protected: - void sink_it_(const details::log_msg &msg) override; - void flush_() override; + // + // Rotating file sink based on size + // + template <typename Mutex> + class rotating_file_sink final : public base_sink<Mutex> + { + public: + rotating_file_sink( + filename_t base_filename, + std::size_t max_size, + std::size_t max_files, + bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}); + static filename_t calc_filename(const filename_t &filename, std::size_t index); + filename_t filename(); + + protected: + void sink_it_(const details::log_msg &msg) override; + void flush_() override; -private: - // Rotate files: - // log.txt -> log.1.txt - // log.1.txt -> log.2.txt - // log.2.txt -> log.3.txt - // log.3.txt -> delete - void rotate_(); + private: + // Rotate files: + // log.txt -> log.1.txt + // log.1.txt -> log.2.txt + // log.2.txt -> log.3.txt + // log.3.txt -> delete + void rotate_(); - // delete the target if exists, and rename the src file to target - // return true on success, false otherwise. - bool rename_file_(const filename_t &src_filename, const filename_t &target_filename); + // delete the target if exists, and rename the src file to target + // return true on success, false otherwise. + bool rename_file_(const filename_t &src_filename, const filename_t &target_filename); - filename_t base_filename_; - std::size_t max_size_; - std::size_t max_files_; - std::size_t current_size_; - details::file_helper file_helper_; -}; + filename_t base_filename_; + std::size_t max_size_; + std::size_t max_files_; + std::size_t current_size_; + details::file_helper file_helper_; + }; -using rotating_file_sink_mt = rotating_file_sink<std::mutex>; -using rotating_file_sink_st = rotating_file_sink<details::null_mutex>; + using rotating_file_sink_mt = rotating_file_sink<std::mutex>; + using rotating_file_sink_st = rotating_file_sink<details::null_mutex>; } // namespace sinks @@ -59,17 +64,27 @@ using rotating_file_sink_st = rotating_file_sink<details::null_mutex>; // factory functions // -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> rotating_logger_mt(const std::string &logger_name, const filename_t &filename, size_t max_file_size, - size_t max_files, bool rotate_on_open = false, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> rotating_logger_mt( + const std::string &logger_name, + const filename_t &filename, + size_t max_file_size, + size_t max_files, + bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}) { return Factory::template create<sinks::rotating_file_sink_mt>( logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> rotating_logger_st(const std::string &logger_name, const filename_t &filename, size_t max_file_size, - size_t max_files, bool rotate_on_open = false, const file_event_handlers &event_handlers = {}) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> rotating_logger_st( + const std::string &logger_name, + const filename_t &filename, + size_t max_file_size, + size_t max_files, + bool rotate_on_open = false, + const file_event_handlers &event_handlers = {}) { return Factory::template create<sinks::rotating_file_sink_st>( logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); @@ -77,5 +92,5 @@ inline std::shared_ptr<logger> rotating_logger_st(const std::string &logger_name } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "rotating_file_sink-inl.h" +#include "rotating_file_sink-inl.h" #endif diff --git a/include/spdlog/sinks/sink-inl.h b/include/spdlog/sinks/sink-inl.h index df07adda4..a8dd6a6c3 100644 --- a/include/spdlog/sinks/sink-inl.h +++ b/include/spdlog/sinks/sink-inl.h @@ -4,7 +4,7 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/sink.h> +#include <spdlog/sinks/sink.h> #endif #include <spdlog/common.h> diff --git a/include/spdlog/sinks/sink.h b/include/spdlog/sinks/sink.h index 0a28cccc7..40850cbb1 100644 --- a/include/spdlog/sinks/sink.h +++ b/include/spdlog/sinks/sink.h @@ -6,30 +6,32 @@ #include <spdlog/details/log_msg.h> #include <spdlog/formatter.h> -namespace spdlog { +namespace spdlog +{ -namespace sinks { -class SPDLOG_API sink +namespace sinks { -public: - virtual ~sink() = default; - virtual void log(const details::log_msg &msg) = 0; - virtual void flush() = 0; - virtual void set_pattern(const std::string &pattern) = 0; - virtual void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) = 0; - - void set_level(level::level_enum log_level); - level::level_enum level() const; - bool should_log(level::level_enum msg_level) const; - -protected: - // sink log level - default is all - level_t level_{level::trace}; -}; + class SPDLOG_API sink + { + public: + virtual ~sink() = default; + virtual void log(const details::log_msg &msg) = 0; + virtual void flush() = 0; + virtual void set_pattern(const std::string &pattern) = 0; + virtual void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) = 0; + + void set_level(level::level_enum log_level); + level::level_enum level() const; + bool should_log(level::level_enum msg_level) const; + + protected: + // sink log level - default is all + level_t level_{level::trace}; + }; } // namespace sinks } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "sink-inl.h" +#include "sink-inl.h" #endif diff --git a/include/spdlog/sinks/stdout_color_sinks-inl.h b/include/spdlog/sinks/stdout_color_sinks-inl.h index 066df1826..9deda50f1 100644 --- a/include/spdlog/sinks/stdout_color_sinks-inl.h +++ b/include/spdlog/sinks/stdout_color_sinks-inl.h @@ -4,33 +4,34 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/stdout_color_sinks.h> +#include <spdlog/sinks/stdout_color_sinks.h> #endif -#include <spdlog/logger.h> #include <spdlog/common.h> +#include <spdlog/logger.h> -namespace spdlog { +namespace spdlog +{ -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stdout_color_mt(const std::string &logger_name, color_mode mode) { return Factory::template create<sinks::stdout_color_sink_mt>(logger_name, mode); } -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stdout_color_st(const std::string &logger_name, color_mode mode) { return Factory::template create<sinks::stdout_color_sink_st>(logger_name, mode); } -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stderr_color_mt(const std::string &logger_name, color_mode mode) { return Factory::template create<sinks::stderr_color_sink_mt>(logger_name, mode); } -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stderr_color_st(const std::string &logger_name, color_mode mode) { return Factory::template create<sinks::stderr_color_sink_st>(logger_name, mode); diff --git a/include/spdlog/sinks/stdout_color_sinks.h b/include/spdlog/sinks/stdout_color_sinks.h index 420b13ab4..227dea8ea 100644 --- a/include/spdlog/sinks/stdout_color_sinks.h +++ b/include/spdlog/sinks/stdout_color_sinks.h @@ -4,42 +4,44 @@ #pragma once #ifdef _WIN32 -# include <spdlog/sinks/wincolor_sink.h> +#include <spdlog/sinks/wincolor_sink.h> #else -# include <spdlog/sinks/ansicolor_sink.h> +#include <spdlog/sinks/ansicolor_sink.h> #endif #include <spdlog/details/synchronous_factory.h> -namespace spdlog { -namespace sinks { +namespace spdlog +{ +namespace sinks +{ #ifdef _WIN32 -using stdout_color_sink_mt = wincolor_stdout_sink_mt; -using stdout_color_sink_st = wincolor_stdout_sink_st; -using stderr_color_sink_mt = wincolor_stderr_sink_mt; -using stderr_color_sink_st = wincolor_stderr_sink_st; + using stdout_color_sink_mt = wincolor_stdout_sink_mt; + using stdout_color_sink_st = wincolor_stdout_sink_st; + using stderr_color_sink_mt = wincolor_stderr_sink_mt; + using stderr_color_sink_st = wincolor_stderr_sink_st; #else -using stdout_color_sink_mt = ansicolor_stdout_sink_mt; -using stdout_color_sink_st = ansicolor_stdout_sink_st; -using stderr_color_sink_mt = ansicolor_stderr_sink_mt; -using stderr_color_sink_st = ansicolor_stderr_sink_st; + using stdout_color_sink_mt = ansicolor_stdout_sink_mt; + using stdout_color_sink_st = ansicolor_stdout_sink_st; + using stderr_color_sink_mt = ansicolor_stderr_sink_mt; + using stderr_color_sink_st = ansicolor_stderr_sink_st; #endif } // namespace sinks -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stdout_color_mt(const std::string &logger_name, color_mode mode = color_mode::automatic); -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stdout_color_st(const std::string &logger_name, color_mode mode = color_mode::automatic); -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stderr_color_mt(const std::string &logger_name, color_mode mode = color_mode::automatic); -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stderr_color_st(const std::string &logger_name, color_mode mode = color_mode::automatic); } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "stdout_color_sinks-inl.h" +#include "stdout_color_sinks-inl.h" #endif diff --git a/include/spdlog/sinks/stdout_sinks-inl.h b/include/spdlog/sinks/stdout_sinks-inl.h index 756734bf6..06546bf7e 100644 --- a/include/spdlog/sinks/stdout_sinks-inl.h +++ b/include/spdlog/sinks/stdout_sinks-inl.h @@ -4,134 +4,135 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/stdout_sinks.h> +#include <spdlog/sinks/stdout_sinks.h> #endif +#include <memory> #include <spdlog/details/console_globals.h> #include <spdlog/pattern_formatter.h> -#include <memory> #ifdef _WIN32 // under windows using fwrite to non-binary stream results in \r\r\n (see issue #1675) // so instead we use ::FileWrite -# include <spdlog/details/windows_include.h> - -# ifndef _USING_V110_SDK71_ // fileapi.h doesn't exist in winxp -# include <fileapi.h> // WriteFile (..) -# endif +#include <spdlog/details/windows_include.h> -# include <io.h> // _get_osfhandle(..) -# include <stdio.h> // _fileno(..) -#endif // WIN32 +#ifndef _USING_V110_SDK71_ // fileapi.h doesn't exist in winxp +#include <fileapi.h> // WriteFile (..) +#endif -namespace spdlog { +#include <io.h> // _get_osfhandle(..) +#include <stdio.h> // _fileno(..) +#endif // WIN32 -namespace sinks { +namespace spdlog +{ -template<typename ConsoleMutex> -SPDLOG_INLINE stdout_sink_base<ConsoleMutex>::stdout_sink_base(FILE *file) - : mutex_(ConsoleMutex::mutex()) - , file_(file) - , formatter_(details::make_unique<spdlog::pattern_formatter>()) +namespace sinks { + + template <typename ConsoleMutex> + SPDLOG_INLINE stdout_sink_base<ConsoleMutex>::stdout_sink_base(FILE *file) : + mutex_(ConsoleMutex::mutex()), file_(file), formatter_(details::make_unique<spdlog::pattern_formatter>()) + { #ifdef _WIN32 - // get windows handle from the FILE* object + // get windows handle from the FILE* object - handle_ = reinterpret_cast<HANDLE>(::_get_osfhandle(::_fileno(file_))); + handle_ = reinterpret_cast<HANDLE>(::_get_osfhandle(::_fileno(file_))); - // don't throw to support cases where no console is attached, - // and let the log method to do nothing if (handle_ == INVALID_HANDLE_VALUE). - // throw only if non stdout/stderr target is requested (probably regular file and not console). - if (handle_ == INVALID_HANDLE_VALUE && file != stdout && file != stderr) - { - throw_spdlog_ex("spdlog::stdout_sink_base: _get_osfhandle() failed", errno); - } + // don't throw to support cases where no console is attached, + // and let the log method to do nothing if (handle_ == INVALID_HANDLE_VALUE). + // throw only if non stdout/stderr target is requested (probably regular file and not console). + if(handle_ == INVALID_HANDLE_VALUE && file != stdout && file != stderr) + { + throw_spdlog_ex("spdlog::stdout_sink_base: _get_osfhandle() failed", errno); + } #endif // WIN32 -} - -template<typename ConsoleMutex> -SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::log(const details::log_msg &msg) -{ -#ifdef _WIN32 - if (handle_ == INVALID_HANDLE_VALUE) - { - return; } - std::lock_guard<mutex_t> lock(mutex_); - memory_buf_t formatted; - formatter_->format(msg, formatted); - ::fflush(file_); // flush in case there is something in this file_ already - auto size = static_cast<DWORD>(formatted.size()); - DWORD bytes_written = 0; - bool ok = ::WriteFile(handle_, formatted.data(), size, &bytes_written, nullptr) != 0; - if (!ok) + + template <typename ConsoleMutex> + SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::log(const details::log_msg &msg) { - throw_spdlog_ex("stdout_sink_base: WriteFile() failed. GetLastError(): " + std::to_string(::GetLastError())); - } +#ifdef _WIN32 + if(handle_ == INVALID_HANDLE_VALUE) + { + return; + } + std::lock_guard<mutex_t> lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fflush(file_); // flush in case there is something in this file_ already + auto size = static_cast<DWORD>(formatted.size()); + DWORD bytes_written = 0; + bool ok = ::WriteFile(handle_, formatted.data(), size, &bytes_written, nullptr) != 0; + if(!ok) + { + throw_spdlog_ex( + "stdout_sink_base: WriteFile() failed. GetLastError(): " + std::to_string(::GetLastError())); + } #else - std::lock_guard<mutex_t> lock(mutex_); - memory_buf_t formatted; - formatter_->format(msg, formatted); - ::fwrite(formatted.data(), sizeof(char), formatted.size(), file_); - ::fflush(file_); // flush every line to terminal + std::lock_guard<mutex_t> lock(mutex_); + memory_buf_t formatted; + formatter_->format(msg, formatted); + ::fwrite(formatted.data(), sizeof(char), formatted.size(), file_); + ::fflush(file_); // flush every line to terminal #endif // WIN32 -} + } -template<typename ConsoleMutex> -SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::flush() -{ - std::lock_guard<mutex_t> lock(mutex_); - fflush(file_); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::flush() + { + std::lock_guard<mutex_t> lock(mutex_); + fflush(file_); + } -template<typename ConsoleMutex> -SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_pattern(const std::string &pattern) -{ - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_pattern(const std::string &pattern) + { + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); + } -template<typename ConsoleMutex> -SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) -{ - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::move(sink_formatter); -} + template <typename ConsoleMutex> + SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) + { + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::move(sink_formatter); + } -// stdout sink -template<typename ConsoleMutex> -SPDLOG_INLINE stdout_sink<ConsoleMutex>::stdout_sink() - : stdout_sink_base<ConsoleMutex>(stdout) -{} + // stdout sink + template <typename ConsoleMutex> + SPDLOG_INLINE stdout_sink<ConsoleMutex>::stdout_sink() : stdout_sink_base<ConsoleMutex>(stdout) + { + } -// stderr sink -template<typename ConsoleMutex> -SPDLOG_INLINE stderr_sink<ConsoleMutex>::stderr_sink() - : stdout_sink_base<ConsoleMutex>(stderr) -{} + // stderr sink + template <typename ConsoleMutex> + SPDLOG_INLINE stderr_sink<ConsoleMutex>::stderr_sink() : stdout_sink_base<ConsoleMutex>(stderr) + { + } } // namespace sinks // factory methods -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stdout_logger_mt(const std::string &logger_name) { return Factory::template create<sinks::stdout_sink_mt>(logger_name); } -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stdout_logger_st(const std::string &logger_name) { return Factory::template create<sinks::stdout_sink_st>(logger_name); } -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stderr_logger_mt(const std::string &logger_name) { return Factory::template create<sinks::stderr_sink_mt>(logger_name); } -template<typename Factory> +template <typename Factory> SPDLOG_INLINE std::shared_ptr<logger> stderr_logger_st(const std::string &logger_name) { return Factory::template create<sinks::stderr_sink_st>(logger_name); diff --git a/include/spdlog/sinks/stdout_sinks.h b/include/spdlog/sinks/stdout_sinks.h index 6fdc0de34..d12be28c3 100644 --- a/include/spdlog/sinks/stdout_sinks.h +++ b/include/spdlog/sinks/stdout_sinks.h @@ -3,85 +3,87 @@ #pragma once +#include <cstdio> #include <spdlog/details/console_globals.h> #include <spdlog/details/synchronous_factory.h> #include <spdlog/sinks/sink.h> -#include <cstdio> #ifdef _WIN32 -# include <spdlog/details/windows_include.h> +#include <spdlog/details/windows_include.h> #endif -namespace spdlog { - -namespace sinks { +namespace spdlog +{ -template<typename ConsoleMutex> -class stdout_sink_base : public sink +namespace sinks { -public: - using mutex_t = typename ConsoleMutex::mutex_t; - explicit stdout_sink_base(FILE *file); - ~stdout_sink_base() override = default; - stdout_sink_base(const stdout_sink_base &other) = delete; - stdout_sink_base(stdout_sink_base &&other) = delete; + template <typename ConsoleMutex> + class stdout_sink_base : public sink + { + public: + using mutex_t = typename ConsoleMutex::mutex_t; + explicit stdout_sink_base(FILE *file); + ~stdout_sink_base() override = default; - stdout_sink_base &operator=(const stdout_sink_base &other) = delete; - stdout_sink_base &operator=(stdout_sink_base &&other) = delete; + stdout_sink_base(const stdout_sink_base &other) = delete; + stdout_sink_base(stdout_sink_base &&other) = delete; - void log(const details::log_msg &msg) override; - void flush() override; - void set_pattern(const std::string &pattern) override; + stdout_sink_base &operator=(const stdout_sink_base &other) = delete; + stdout_sink_base &operator=(stdout_sink_base &&other) = delete; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; + void log(const details::log_msg &msg) override; + void flush() override; + void set_pattern(const std::string &pattern) override; -protected: - mutex_t &mutex_; - FILE *file_; - std::unique_ptr<spdlog::formatter> formatter_; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; + + protected: + mutex_t &mutex_; + FILE *file_; + std::unique_ptr<spdlog::formatter> formatter_; #ifdef _WIN32 - HANDLE handle_; + HANDLE handle_; #endif // WIN32 -}; + }; -template<typename ConsoleMutex> -class stdout_sink : public stdout_sink_base<ConsoleMutex> -{ -public: - stdout_sink(); -}; + template <typename ConsoleMutex> + class stdout_sink : public stdout_sink_base<ConsoleMutex> + { + public: + stdout_sink(); + }; -template<typename ConsoleMutex> -class stderr_sink : public stdout_sink_base<ConsoleMutex> -{ -public: - stderr_sink(); -}; + template <typename ConsoleMutex> + class stderr_sink : public stdout_sink_base<ConsoleMutex> + { + public: + stderr_sink(); + }; -using stdout_sink_mt = stdout_sink<details::console_mutex>; -using stdout_sink_st = stdout_sink<details::console_nullmutex>; + using stdout_sink_mt = stdout_sink<details::console_mutex>; + using stdout_sink_st = stdout_sink<details::console_nullmutex>; -using stderr_sink_mt = stderr_sink<details::console_mutex>; -using stderr_sink_st = stderr_sink<details::console_nullmutex>; + using stderr_sink_mt = stderr_sink<details::console_mutex>; + using stderr_sink_st = stderr_sink<details::console_nullmutex>; } // namespace sinks // factory methods -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stdout_logger_mt(const std::string &logger_name); -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stdout_logger_st(const std::string &logger_name); -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stderr_logger_mt(const std::string &logger_name); -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> std::shared_ptr<logger> stderr_logger_st(const std::string &logger_name); } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "stdout_sinks-inl.h" +#include "stdout_sinks-inl.h" #endif diff --git a/include/spdlog/sinks/syslog_sink.h b/include/spdlog/sinks/syslog_sink.h index 7c38fcb58..578a22573 100644 --- a/include/spdlog/sinks/syslog_sink.h +++ b/include/spdlog/sinks/syslog_sink.h @@ -3,107 +3,115 @@ #pragma once -#include <spdlog/sinks/base_sink.h> +#include <array> #include <spdlog/details/null_mutex.h> #include <spdlog/details/synchronous_factory.h> - -#include <array> +#include <spdlog/sinks/base_sink.h> #include <string> #include <syslog.h> -namespace spdlog { -namespace sinks { -/** - * Sink that write to syslog using the `syscall()` library call. - */ -template<typename Mutex> -class syslog_sink : public base_sink<Mutex> +namespace spdlog { - -public: - syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) - : enable_formatting_{enable_formatting} - , syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, - /* spdlog::level::debug */ LOG_DEBUG, - /* spdlog::level::info */ LOG_INFO, - /* spdlog::level::warn */ LOG_WARNING, - /* spdlog::level::err */ LOG_ERR, - /* spdlog::level::critical */ LOG_CRIT, - /* spdlog::level::off */ LOG_INFO}} - , ident_{std::move(ident)} - { - // set ident to be program name if empty - ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); - } - - ~syslog_sink() override - { - ::closelog(); - } - - syslog_sink(const syslog_sink &) = delete; - syslog_sink &operator=(const syslog_sink &) = delete; - -protected: - void sink_it_(const details::log_msg &msg) override +namespace sinks +{ + /** + * Sink that write to syslog using the `syscall()` library call. + */ + template <typename Mutex> + class syslog_sink : public base_sink<Mutex> { - string_view_t payload; - memory_buf_t formatted; - if (enable_formatting_) + public: + syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) : + enable_formatting_{enable_formatting}, + syslog_levels_{ + {/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}}, + ident_{std::move(ident)} { - base_sink<Mutex>::formatter_->format(msg, formatted); - payload = string_view_t(formatted.data(), formatted.size()); - } - else - { - payload = msg.payload; + // set ident to be program name if empty + ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); } - size_t length = payload.size(); - // limit to max int - if (length > static_cast<size_t>(std::numeric_limits<int>::max())) + ~syslog_sink() override { ::closelog(); } + + syslog_sink(const syslog_sink &) = delete; + syslog_sink &operator=(const syslog_sink &) = delete; + + protected: + void sink_it_(const details::log_msg &msg) override { - length = static_cast<size_t>(std::numeric_limits<int>::max()); + string_view_t payload; + memory_buf_t formatted; + if(enable_formatting_) + { + base_sink<Mutex>::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if(length > static_cast<size_t>(std::numeric_limits<int>::max())) + { + length = static_cast<size_t>(std::numeric_limits<int>::max()); + } + + ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast<int>(length), payload.data()); } - ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast<int>(length), payload.data()); - } - - void flush_() override {} - bool enable_formatting_ = false; + void flush_() override {} + bool enable_formatting_ = false; -private: - using levels_array = std::array<int, 7>; - levels_array syslog_levels_; - // must store the ident because the man says openlog might use the pointer as - // is and not a string copy - const std::string ident_; + private: + using levels_array = std::array<int, 7>; + levels_array syslog_levels_; + // must store the ident because the man says openlog might use the pointer as + // is and not a string copy + const std::string ident_; - // - // Simply maps spdlog's log level to syslog priority level. - // - int syslog_prio_from_level(const details::log_msg &msg) const - { - return syslog_levels_.at(static_cast<levels_array::size_type>(msg.level)); - } -}; + // + // Simply maps spdlog's log level to syslog priority level. + // + int syslog_prio_from_level(const details::log_msg &msg) const + { + return syslog_levels_.at(static_cast<levels_array::size_type>(msg.level)); + } + }; -using syslog_sink_mt = syslog_sink<std::mutex>; -using syslog_sink_st = syslog_sink<details::null_mutex>; + using syslog_sink_mt = syslog_sink<std::mutex>; + using syslog_sink_st = syslog_sink<details::null_mutex>; } // namespace sinks // Create and register a syslog logger -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> syslog_logger_mt(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, - int syslog_facility = LOG_USER, bool enable_formatting = false) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_mt( + const std::string &logger_name, + const std::string &syslog_ident = "", + int syslog_option = 0, + int syslog_facility = LOG_USER, + bool enable_formatting = false) { - return Factory::template create<sinks::syslog_sink_mt>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); + return Factory::template create<sinks::syslog_sink_mt>( + logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> syslog_logger_st(const std::string &logger_name, const std::string &syslog_ident = "", int syslog_option = 0, - int syslog_facility = LOG_USER, bool enable_formatting = false) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> syslog_logger_st( + const std::string &logger_name, + const std::string &syslog_ident = "", + int syslog_option = 0, + int syslog_facility = LOG_USER, + bool enable_formatting = false) { - return Factory::template create<sinks::syslog_sink_st>(logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); + return Factory::template create<sinks::syslog_sink_st>( + logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); } } // namespace spdlog diff --git a/include/spdlog/sinks/systemd_sink.h b/include/spdlog/sinks/systemd_sink.h index e1e97bffe..afed5f986 100644 --- a/include/spdlog/sinks/systemd_sink.h +++ b/include/spdlog/sinks/systemd_sink.h @@ -3,116 +3,116 @@ #pragma once -#include <spdlog/sinks/base_sink.h> +#include <array> #include <spdlog/details/null_mutex.h> #include <spdlog/details/synchronous_factory.h> - -#include <array> +#include <spdlog/sinks/base_sink.h> #ifndef SD_JOURNAL_SUPPRESS_LOCATION -# define SD_JOURNAL_SUPPRESS_LOCATION +#define SD_JOURNAL_SUPPRESS_LOCATION #endif #include <systemd/sd-journal.h> -namespace spdlog { -namespace sinks { - -/** - * Sink that write to systemd journal using the `sd_journal_send()` library call. - */ -template<typename Mutex> -class systemd_sink : public base_sink<Mutex> +namespace spdlog +{ +namespace sinks { -public: - systemd_sink(std::string ident = "", bool enable_formatting = false) - : ident_{std::move(ident)} - , enable_formatting_{enable_formatting} - , syslog_levels_{{/* spdlog::level::trace */ LOG_DEBUG, - /* spdlog::level::debug */ LOG_DEBUG, - /* spdlog::level::info */ LOG_INFO, - /* spdlog::level::warn */ LOG_WARNING, - /* spdlog::level::err */ LOG_ERR, - /* spdlog::level::critical */ LOG_CRIT, - /* spdlog::level::off */ LOG_INFO}} - {} - - ~systemd_sink() override {} - - systemd_sink(const systemd_sink &) = delete; - systemd_sink &operator=(const systemd_sink &) = delete; - -protected: - const std::string ident_; - bool enable_formatting_ = false; - using levels_array = std::array<int, 7>; - levels_array syslog_levels_; - - void sink_it_(const details::log_msg &msg) override + + /** + * Sink that write to systemd journal using the `sd_journal_send()` library call. + */ + template <typename Mutex> + class systemd_sink : public base_sink<Mutex> { - int err; - string_view_t payload; - memory_buf_t formatted; - if (enable_formatting_) - { - base_sink<Mutex>::formatter_->format(msg, formatted); - payload = string_view_t(formatted.data(), formatted.size()); - } - else + public: + systemd_sink(std::string ident = "", bool enable_formatting = false) : + ident_{std::move(ident)}, + enable_formatting_{enable_formatting}, + syslog_levels_{ + {/* spdlog::level::trace */ LOG_DEBUG, + /* spdlog::level::debug */ LOG_DEBUG, + /* spdlog::level::info */ LOG_INFO, + /* spdlog::level::warn */ LOG_WARNING, + /* spdlog::level::err */ LOG_ERR, + /* spdlog::level::critical */ LOG_CRIT, + /* spdlog::level::off */ LOG_INFO}} { - payload = msg.payload; } - size_t length = payload.size(); - // limit to max int - if (length > static_cast<size_t>(std::numeric_limits<int>::max())) - { - length = static_cast<size_t>(std::numeric_limits<int>::max()); - } + ~systemd_sink() override {} - const string_view_t syslog_identifier = ident_.empty() ? msg.logger_name : ident_; + systemd_sink(const systemd_sink &) = delete; + systemd_sink &operator=(const systemd_sink &) = delete; - // Do not send source location if not available - if (msg.source.empty()) + protected: + const std::string ident_; + bool enable_formatting_ = false; + using levels_array = std::array<int, 7>; + levels_array syslog_levels_; + + void sink_it_(const details::log_msg &msg) override { - // Note: function call inside '()' to avoid macro expansion - err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), + int err; + string_view_t payload; + memory_buf_t formatted; + if(enable_formatting_) + { + base_sink<Mutex>::formatter_->format(msg, formatted); + payload = string_view_t(formatted.data(), formatted.size()); + } + else + { + payload = msg.payload; + } + + size_t length = payload.size(); + // limit to max int + if(length > static_cast<size_t>(std::numeric_limits<int>::max())) + { + length = static_cast<size_t>(std::numeric_limits<int>::max()); + } + + const string_view_t syslog_identifier = ident_.empty() ? msg.logger_name : ident_; + + // Do not send source location if not available + if(msg.source.empty()) + { + // Note: function call inside '()' to avoid macro expansion + err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), "SYSLOG_IDENTIFIER=%.*s", static_cast<int>(syslog_identifier.size()), syslog_identifier.data(), nullptr); - } - else - { - err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), + } + else + { + err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), "SYSLOG_IDENTIFIER=%.*s", static_cast<int>(syslog_identifier.size()), syslog_identifier.data(), "CODE_FILE=%s", msg.source.filename, "CODE_LINE=%d", msg.source.line, "CODE_FUNC=%s", msg.source.funcname, nullptr); - } + } - if (err) - { - throw_spdlog_ex("Failed writing to systemd", errno); + if(err) + { + throw_spdlog_ex("Failed writing to systemd", errno); + } } - } - int syslog_level(level::level_enum l) - { - return syslog_levels_.at(static_cast<levels_array::size_type>(l)); - } + int syslog_level(level::level_enum l) { return syslog_levels_.at(static_cast<levels_array::size_type>(l)); } - void flush_() override {} -}; + void flush_() override {} + }; -using systemd_sink_mt = systemd_sink<std::mutex>; -using systemd_sink_st = systemd_sink<details::null_mutex>; + using systemd_sink_mt = systemd_sink<std::mutex>; + using systemd_sink_st = systemd_sink<details::null_mutex>; } // namespace sinks // Create and register a syslog logger -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> systemd_logger_mt( - const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> +systemd_logger_mt(const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) { return Factory::template create<sinks::systemd_sink_mt>(logger_name, ident, enable_formatting); } -template<typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> systemd_logger_st( - const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) +template <typename Factory = spdlog::synchronous_factory> +inline std::shared_ptr<logger> +systemd_logger_st(const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) { return Factory::template create<sinks::systemd_sink_st>(logger_name, ident, enable_formatting); } diff --git a/include/spdlog/sinks/tcp_sink.h b/include/spdlog/sinks/tcp_sink.h index e0efb31d9..3c4cd6959 100644 --- a/include/spdlog/sinks/tcp_sink.h +++ b/include/spdlog/sinks/tcp_sink.h @@ -4,18 +4,18 @@ #pragma once #include <spdlog/common.h> -#include <spdlog/sinks/base_sink.h> #include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> #ifdef _WIN32 -# include <spdlog/details/tcp_client-windows.h> +#include <spdlog/details/tcp_client-windows.h> #else -# include <spdlog/details/tcp_client.h> +#include <spdlog/details/tcp_client.h> #endif -#include <mutex> -#include <string> #include <chrono> #include <functional> +#include <mutex> +#include <string> #pragma once @@ -24,58 +24,56 @@ // Will attempt to reconnect if connection drops. // If more complicated behaviour is needed (i.e get responses), you can inherit it and override the sink_it_ method. -namespace spdlog { -namespace sinks { - -struct tcp_sink_config +namespace spdlog +{ +namespace sinks { - std::string server_host; - int server_port; - bool lazy_connect = false; // if true connect on first log call instead of on construction - tcp_sink_config(std::string host, int port) - : server_host{std::move(host)} - , server_port{port} - {} -}; + struct tcp_sink_config + { + std::string server_host; + int server_port; + bool lazy_connect = false; // if true connect on first log call instead of on construction -template<typename Mutex> -class tcp_sink : public spdlog::sinks::base_sink<Mutex> -{ -public: - // connect to tcp host/port or throw if failed - // host can be hostname or ip address + tcp_sink_config(std::string host, int port) : server_host{std::move(host)}, server_port{port} {} + }; - explicit tcp_sink(tcp_sink_config sink_config) - : config_{std::move(sink_config)} + template <typename Mutex> + class tcp_sink : public spdlog::sinks::base_sink<Mutex> { - if (!config_.lazy_connect) + public: + // connect to tcp host/port or throw if failed + // host can be hostname or ip address + + explicit tcp_sink(tcp_sink_config sink_config) : config_{std::move(sink_config)} { - this->client_.connect(config_.server_host, config_.server_port); + if(!config_.lazy_connect) + { + this->client_.connect(config_.server_host, config_.server_port); + } } - } - ~tcp_sink() override = default; + ~tcp_sink() override = default; -protected: - void sink_it_(const spdlog::details::log_msg &msg) override - { - spdlog::memory_buf_t formatted; - spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); - if (!client_.is_connected()) + protected: + void sink_it_(const spdlog::details::log_msg &msg) override { - client_.connect(config_.server_host, config_.server_port); + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); + if(!client_.is_connected()) + { + client_.connect(config_.server_host, config_.server_port); + } + client_.send(formatted.data(), formatted.size()); } - client_.send(formatted.data(), formatted.size()); - } - void flush_() override {} - tcp_sink_config config_; - details::tcp_client client_; -}; + void flush_() override {} + tcp_sink_config config_; + details::tcp_client client_; + }; -using tcp_sink_mt = tcp_sink<std::mutex>; -using tcp_sink_st = tcp_sink<spdlog::details::null_mutex>; + using tcp_sink_mt = tcp_sink<std::mutex>; + using tcp_sink_st = tcp_sink<spdlog::details::null_mutex>; } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/udp_sink.h b/include/spdlog/sinks/udp_sink.h index ccbce2be3..ed5b2ab64 100644 --- a/include/spdlog/sinks/udp_sink.h +++ b/include/spdlog/sinks/udp_sink.h @@ -4,68 +4,65 @@ #pragma once #include <spdlog/common.h> -#include <spdlog/sinks/base_sink.h> #include <spdlog/details/null_mutex.h> +#include <spdlog/sinks/base_sink.h> #ifdef _WIN32 -# include <spdlog/details/udp_client-windows.h> +#include <spdlog/details/udp_client-windows.h> #else -# include <spdlog/details/udp_client.h> +#include <spdlog/details/udp_client.h> #endif -#include <mutex> -#include <string> #include <chrono> #include <functional> +#include <mutex> +#include <string> // Simple udp client sink // Sends formatted log via udp -namespace spdlog { -namespace sinks { - -struct udp_sink_config +namespace spdlog { - std::string server_host; - uint16_t server_port; - - udp_sink_config(std::string host, uint16_t port) - : server_host{std::move(host)} - , server_port{port} - {} -}; - -template<typename Mutex> -class udp_sink : public spdlog::sinks::base_sink<Mutex> +namespace sinks { -public: - // host can be hostname or ip address - explicit udp_sink(udp_sink_config sink_config) - : client_{sink_config.server_host, sink_config.server_port} - {} - ~udp_sink() override = default; + struct udp_sink_config + { + std::string server_host; + uint16_t server_port; + + udp_sink_config(std::string host, uint16_t port) : server_host{std::move(host)}, server_port{port} {} + }; -protected: - void sink_it_(const spdlog::details::log_msg &msg) override + template <typename Mutex> + class udp_sink : public spdlog::sinks::base_sink<Mutex> { - spdlog::memory_buf_t formatted; - spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); - client_.send(formatted.data(), formatted.size()); - } + public: + // host can be hostname or ip address + explicit udp_sink(udp_sink_config sink_config) : client_{sink_config.server_host, sink_config.server_port} {} + + ~udp_sink() override = default; + + protected: + void sink_it_(const spdlog::details::log_msg &msg) override + { + spdlog::memory_buf_t formatted; + spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); + client_.send(formatted.data(), formatted.size()); + } - void flush_() override {} - details::udp_client client_; -}; + void flush_() override {} + details::udp_client client_; + }; -using udp_sink_mt = udp_sink<std::mutex>; -using udp_sink_st = udp_sink<spdlog::details::null_mutex>; + using udp_sink_mt = udp_sink<std::mutex>; + using udp_sink_st = udp_sink<spdlog::details::null_mutex>; } // namespace sinks // // factory functions // -template<typename Factory = spdlog::synchronous_factory> +template <typename Factory = spdlog::synchronous_factory> inline std::shared_ptr<logger> udp_logger_mt(const std::string &logger_name, sinks::udp_sink_config skin_config) { return Factory::template create<sinks::udp_sink_mt>(logger_name, skin_config); diff --git a/include/spdlog/sinks/win_eventlog_sink.h b/include/spdlog/sinks/win_eventlog_sink.h index 2f2aacb5c..cee2df781 100644 --- a/include/spdlog/sinks/win_eventlog_sink.h +++ b/include/spdlog/sinks/win_eventlog_sink.h @@ -30,260 +30,277 @@ Windows Registry Editor Version 5.00 #pragma once +#include <mutex> #include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> - #include <spdlog/details/windows_include.h> -#include <winbase.h> - -#include <mutex> +#include <spdlog/sinks/base_sink.h> #include <string> #include <vector> +#include <winbase.h> -namespace spdlog { -namespace sinks { - -namespace win_eventlog { - -namespace internal { - -struct local_alloc_t -{ - HLOCAL hlocal_; - - SPDLOG_CONSTEXPR local_alloc_t() SPDLOG_NOEXCEPT : hlocal_(nullptr) {} - - local_alloc_t(local_alloc_t const &) = delete; - local_alloc_t &operator=(local_alloc_t const &) = delete; - - ~local_alloc_t() SPDLOG_NOEXCEPT - { - if (hlocal_) - { - LocalFree(hlocal_); - } - } -}; - -/** Windows error */ -struct win32_error : public spdlog_ex +namespace spdlog { - /** Formats an error report line: "user-message: error-code (system message)" */ - static std::string format(std::string const &user_message, DWORD error_code = GetLastError()) - { - std::string system_message; - - local_alloc_t format_message_result{}; - auto format_message_succeeded = - ::FormatMessageA(FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, nullptr, - error_code, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPSTR)&format_message_result.hlocal_, 0, nullptr); - - if (format_message_succeeded && format_message_result.hlocal_) - { - system_message = fmt_lib::format(" ({})", (LPSTR)format_message_result.hlocal_); - } - - return fmt_lib::format("{}: {}{}", user_message, error_code, system_message); - } - - explicit win32_error(std::string const &func_name, DWORD error = GetLastError()) - : spdlog_ex(format(func_name, error)) - {} -}; - -/** Wrapper for security identifiers (SID) on Windows */ -struct sid_t +namespace sinks { - std::vector<char> buffer_; -public: - sid_t() {} - - /** creates a wrapped SID copy */ - static sid_t duplicate_sid(PSID psid) + namespace win_eventlog { - if (!::IsValidSid(psid)) - { - throw_spdlog_ex("sid_t::sid_t(): invalid SID received"); - } - - auto const sid_length{::GetLengthSid(psid)}; - sid_t result; - result.buffer_.resize(sid_length); - if (!::CopySid(sid_length, (PSID)result.as_sid(), psid)) + namespace internal { - SPDLOG_THROW(win32_error("CopySid")); - } - return result; - } + struct local_alloc_t + { + HLOCAL hlocal_; - /** Retrieves pointer to the internal buffer contents as SID* */ - SID *as_sid() const - { - return buffer_.empty() ? nullptr : (SID *)buffer_.data(); - } + SPDLOG_CONSTEXPR local_alloc_t() SPDLOG_NOEXCEPT : hlocal_(nullptr) {} - /** Get SID for the current user */ - static sid_t get_current_user_sid() - { - /* create and init RAII holder for process token */ - struct process_token_t - { - HANDLE token_handle_ = INVALID_HANDLE_VALUE; - explicit process_token_t(HANDLE process) - { - if (!::OpenProcessToken(process, TOKEN_QUERY, &token_handle_)) + local_alloc_t(local_alloc_t const &) = delete; + local_alloc_t &operator=(local_alloc_t const &) = delete; + + ~local_alloc_t() SPDLOG_NOEXCEPT { - SPDLOG_THROW(win32_error("OpenProcessToken")); + if(hlocal_) + { + LocalFree(hlocal_); + } } - } + }; - ~process_token_t() + /** Windows error */ + struct win32_error : public spdlog_ex { - ::CloseHandle(token_handle_); - } + /** Formats an error report line: "user-message: error-code (system message)" */ + static std::string format(std::string const &user_message, DWORD error_code = GetLastError()) + { + std::string system_message; + + local_alloc_t format_message_result{}; + auto format_message_succeeded = ::FormatMessageA( + FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, + nullptr, + error_code, + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), + (LPSTR) &format_message_result.hlocal_, + 0, + nullptr); + + if(format_message_succeeded && format_message_result.hlocal_) + { + system_message = fmt_lib::format(" ({})", (LPSTR) format_message_result.hlocal_); + } + + return fmt_lib::format("{}: {}{}", user_message, error_code, system_message); + } - } current_process_token(::GetCurrentProcess()); // GetCurrentProcess returns pseudohandle, no leak here! + explicit win32_error(std::string const &func_name, DWORD error = GetLastError()) : + spdlog_ex(format(func_name, error)) + { + } + }; - // Get the required size, this is expected to fail with ERROR_INSUFFICIENT_BUFFER and return the token size - DWORD tusize = 0; - if (::GetTokenInformation(current_process_token.token_handle_, TokenUser, NULL, 0, &tusize)) - { - SPDLOG_THROW(win32_error("GetTokenInformation should fail")); - } + /** Wrapper for security identifiers (SID) on Windows */ + struct sid_t + { + std::vector<char> buffer_; - // get user token - std::vector<unsigned char> buffer(static_cast<size_t>(tusize)); - if (!::GetTokenInformation(current_process_token.token_handle_, TokenUser, (LPVOID)buffer.data(), tusize, &tusize)) - { - SPDLOG_THROW(win32_error("GetTokenInformation")); - } + public: + sid_t() {} - // create a wrapper of the SID data as stored in the user token - return sid_t::duplicate_sid(((TOKEN_USER *)buffer.data())->User.Sid); - } -}; + /** creates a wrapped SID copy */ + static sid_t duplicate_sid(PSID psid) + { + if(!::IsValidSid(psid)) + { + throw_spdlog_ex("sid_t::sid_t(): invalid SID received"); + } -struct eventlog -{ - static WORD get_event_type(details::log_msg const &msg) - { - switch (msg.level) - { - case level::trace: - case level::debug: - return EVENTLOG_SUCCESS; + auto const sid_length{::GetLengthSid(psid)}; - case level::info: - return EVENTLOG_INFORMATION_TYPE; + sid_t result; + result.buffer_.resize(sid_length); + if(!::CopySid(sid_length, (PSID) result.as_sid(), psid)) + { + SPDLOG_THROW(win32_error("CopySid")); + } - case level::warn: - return EVENTLOG_WARNING_TYPE; + return result; + } - case level::err: - case level::critical: - case level::off: - return EVENTLOG_ERROR_TYPE; + /** Retrieves pointer to the internal buffer contents as SID* */ + SID *as_sid() const { return buffer_.empty() ? nullptr : (SID *) buffer_.data(); } - default: - return EVENTLOG_INFORMATION_TYPE; - } - } + /** Get SID for the current user */ + static sid_t get_current_user_sid() + { + /* create and init RAII holder for process token */ + struct process_token_t + { + HANDLE token_handle_ = INVALID_HANDLE_VALUE; + explicit process_token_t(HANDLE process) + { + if(!::OpenProcessToken(process, TOKEN_QUERY, &token_handle_)) + { + SPDLOG_THROW(win32_error("OpenProcessToken")); + } + } + + ~process_token_t() { ::CloseHandle(token_handle_); } + + } current_process_token( + ::GetCurrentProcess()); // GetCurrentProcess returns pseudohandle, no leak here! + + // Get the required size, this is expected to fail with ERROR_INSUFFICIENT_BUFFER and return the + // token size + DWORD tusize = 0; + if(::GetTokenInformation(current_process_token.token_handle_, TokenUser, NULL, 0, &tusize)) + { + SPDLOG_THROW(win32_error("GetTokenInformation should fail")); + } + + // get user token + std::vector<unsigned char> buffer(static_cast<size_t>(tusize)); + if(!::GetTokenInformation( + current_process_token.token_handle_, TokenUser, (LPVOID) buffer.data(), tusize, &tusize)) + { + SPDLOG_THROW(win32_error("GetTokenInformation")); + } + + // create a wrapper of the SID data as stored in the user token + return sid_t::duplicate_sid(((TOKEN_USER *) buffer.data())->User.Sid); + } + }; - static WORD get_event_category(details::log_msg const &msg) - { - return (WORD)msg.level; - } -}; + struct eventlog + { + static WORD get_event_type(details::log_msg const &msg) + { + switch(msg.level) + { + case level::trace: + case level::debug: + return EVENTLOG_SUCCESS; + + case level::info: + return EVENTLOG_INFORMATION_TYPE; + + case level::warn: + return EVENTLOG_WARNING_TYPE; + + case level::err: + case level::critical: + case level::off: + return EVENTLOG_ERROR_TYPE; + + default: + return EVENTLOG_INFORMATION_TYPE; + } + } -} // namespace internal + static WORD get_event_category(details::log_msg const &msg) { return (WORD) msg.level; } + }; -/* - * Windows Event Log sink - */ -template<typename Mutex> -class win_eventlog_sink : public base_sink<Mutex> -{ -private: - HANDLE hEventLog_{NULL}; - internal::sid_t current_user_sid_; - std::string source_; - WORD event_id_; + } // namespace internal - HANDLE event_log_handle() - { - if (!hEventLog_) + /* + * Windows Event Log sink + */ + template <typename Mutex> + class win_eventlog_sink : public base_sink<Mutex> { - hEventLog_ = ::RegisterEventSourceA(nullptr, source_.c_str()); - if (!hEventLog_ || hEventLog_ == (HANDLE)ERROR_ACCESS_DENIED) + private: + HANDLE hEventLog_{NULL}; + internal::sid_t current_user_sid_; + std::string source_; + WORD event_id_; + + HANDLE event_log_handle() { - SPDLOG_THROW(internal::win32_error("RegisterEventSource")); - } - } + if(!hEventLog_) + { + hEventLog_ = ::RegisterEventSourceA(nullptr, source_.c_str()); + if(!hEventLog_ || hEventLog_ == (HANDLE) ERROR_ACCESS_DENIED) + { + SPDLOG_THROW(internal::win32_error("RegisterEventSource")); + } + } - return hEventLog_; - } + return hEventLog_; + } -protected: - void sink_it_(const details::log_msg &msg) override - { - using namespace internal; + protected: + void sink_it_(const details::log_msg &msg) override + { + using namespace internal; - bool succeeded; - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - formatted.push_back('\0'); + bool succeeded; + memory_buf_t formatted; + base_sink<Mutex>::formatter_->format(msg, formatted); + formatted.push_back('\0'); #ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT - wmemory_buf_t buf; - details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), buf); - - LPCWSTR lp_wstr = buf.data(); - succeeded = static_cast<bool>(::ReportEventW(event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), event_id_, - current_user_sid_.as_sid(), 1, 0, &lp_wstr, nullptr)); + wmemory_buf_t buf; + details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), buf); + + LPCWSTR lp_wstr = buf.data(); + succeeded = static_cast<bool>(::ReportEventW( + event_log_handle(), + eventlog::get_event_type(msg), + eventlog::get_event_category(msg), + event_id_, + current_user_sid_.as_sid(), + 1, + 0, + &lp_wstr, + nullptr)); #else - LPCSTR lp_str = formatted.data(); - succeeded = static_cast<bool>(::ReportEventA(event_log_handle(), eventlog::get_event_type(msg), eventlog::get_event_category(msg), event_id_, - current_user_sid_.as_sid(), 1, 0, &lp_str, nullptr)); + LPCSTR lp_str = formatted.data(); + succeeded = static_cast<bool>(::ReportEventA( + event_log_handle(), + eventlog::get_event_type(msg), + eventlog::get_event_category(msg), + event_id_, + current_user_sid_.as_sid(), + 1, + 0, + &lp_str, + nullptr)); #endif - if (!succeeded) - { - SPDLOG_THROW(win32_error("ReportEvent")); - } - } + if(!succeeded) + { + SPDLOG_THROW(win32_error("ReportEvent")); + } + } - void flush_() override {} + void flush_() override {} -public: - win_eventlog_sink(std::string const &source, WORD event_id = 1000 /* according to mscoree.dll */) - : source_(source) - , event_id_(event_id) - { - try - { - current_user_sid_ = internal::sid_t::get_current_user_sid(); - } - catch (...) - { - // get_current_user_sid() is unlikely to fail and if it does, we can still proceed without - // current_user_sid but in the event log the record will have no user name - } - } + public: + win_eventlog_sink(std::string const &source, WORD event_id = 1000 /* according to mscoree.dll */) : + source_(source), event_id_(event_id) + { + try + { + current_user_sid_ = internal::sid_t::get_current_user_sid(); + } + catch(...) + { + // get_current_user_sid() is unlikely to fail and if it does, we can still proceed without + // current_user_sid but in the event log the record will have no user name + } + } - ~win_eventlog_sink() - { - if (hEventLog_) - DeregisterEventSource(hEventLog_); - } -}; + ~win_eventlog_sink() + { + if(hEventLog_) + DeregisterEventSource(hEventLog_); + } + }; -} // namespace win_eventlog + } // namespace win_eventlog -using win_eventlog_sink_mt = win_eventlog::win_eventlog_sink<std::mutex>; -using win_eventlog_sink_st = win_eventlog::win_eventlog_sink<details::null_mutex>; + using win_eventlog_sink_mt = win_eventlog::win_eventlog_sink<std::mutex>; + using win_eventlog_sink_st = win_eventlog::win_eventlog_sink<details::null_mutex>; } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/wincolor_sink-inl.h b/include/spdlog/sinks/wincolor_sink-inl.h index 8311929e4..18b033368 100644 --- a/include/spdlog/sinks/wincolor_sink-inl.h +++ b/include/spdlog/sinks/wincolor_sink-inl.h @@ -4,172 +4,176 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/sinks/wincolor_sink.h> +#include <spdlog/sinks/wincolor_sink.h> #endif -#include <spdlog/details/windows_include.h> -#include <wincon.h> - #include <spdlog/common.h> +#include <spdlog/details/windows_include.h> #include <spdlog/pattern_formatter.h> +#include <wincon.h> -namespace spdlog { -namespace sinks { -template<typename ConsoleMutex> -SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color_mode mode) - : out_handle_(out_handle) - , mutex_(ConsoleMutex::mutex()) - , formatter_(details::make_unique<spdlog::pattern_formatter>()) -{ - - set_color_mode_impl(mode); - // set level colors - colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white - colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan - colors_[level::info] = FOREGROUND_GREEN; // green - colors_[level::warn] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY; // intense yellow - colors_[level::err] = FOREGROUND_RED | FOREGROUND_INTENSITY; // intense red - colors_[level::critical] = - BACKGROUND_RED | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | FOREGROUND_INTENSITY; // intense white on red background - colors_[level::off] = 0; -} - -template<typename ConsoleMutex> -SPDLOG_INLINE wincolor_sink<ConsoleMutex>::~wincolor_sink() +namespace spdlog { - this->flush(); -} - -// change the color for the given level -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum level, std::uint16_t color) +namespace sinks { - std::lock_guard<mutex_t> lock(mutex_); - colors_[static_cast<size_t>(level)] = color; -} + template <typename ConsoleMutex> + SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color_mode mode) : + out_handle_(out_handle), + mutex_(ConsoleMutex::mutex()), + formatter_(details::make_unique<spdlog::pattern_formatter>()) + { + set_color_mode_impl(mode); + // set level colors + colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white + colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan + colors_[level::info] = FOREGROUND_GREEN; // green + colors_[level::warn] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY; // intense yellow + colors_[level::err] = FOREGROUND_RED | FOREGROUND_INTENSITY; // intense red + colors_[level::critical] = BACKGROUND_RED | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | + FOREGROUND_INTENSITY; // intense white on red background + colors_[level::off] = 0; + } -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg) -{ - if (out_handle_ == nullptr || out_handle_ == INVALID_HANDLE_VALUE) + template <typename ConsoleMutex> + SPDLOG_INLINE wincolor_sink<ConsoleMutex>::~wincolor_sink() { - return; + this->flush(); } - std::lock_guard<mutex_t> lock(mutex_); - msg.color_range_start = 0; - msg.color_range_end = 0; - memory_buf_t formatted; - formatter_->format(msg, formatted); - if (should_do_colors_ && msg.color_range_end > msg.color_range_start) + // change the color for the given level + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum level, std::uint16_t color) { - // before color range - print_range_(formatted, 0, msg.color_range_start); - // in color range - auto orig_attribs = static_cast<WORD>(set_foreground_color_(colors_[static_cast<size_t>(msg.level)])); - print_range_(formatted, msg.color_range_start, msg.color_range_end); - // reset to orig colors - ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), orig_attribs); - print_range_(formatted, msg.color_range_end, formatted.size()); + std::lock_guard<mutex_t> lock(mutex_); + colors_[static_cast<size_t>(level)] = color; } - else // print without colors if color range is invalid (or color is disabled) + + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg) { - write_to_file_(formatted); + if(out_handle_ == nullptr || out_handle_ == INVALID_HANDLE_VALUE) + { + return; + } + + std::lock_guard<mutex_t> lock(mutex_); + msg.color_range_start = 0; + msg.color_range_end = 0; + memory_buf_t formatted; + formatter_->format(msg, formatted); + if(should_do_colors_ && msg.color_range_end > msg.color_range_start) + { + // before color range + print_range_(formatted, 0, msg.color_range_start); + // in color range + auto orig_attribs = static_cast<WORD>(set_foreground_color_(colors_[static_cast<size_t>(msg.level)])); + print_range_(formatted, msg.color_range_start, msg.color_range_end); + // reset to orig colors + ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), orig_attribs); + print_range_(formatted, msg.color_range_end, formatted.size()); + } + else // print without colors if color range is invalid (or color is disabled) + { + write_to_file_(formatted); + } } -} -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::flush() -{ - // windows console always flushed? -} + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::flush() + { + // windows console always flushed? + } -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) -{ - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); -} + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) + { + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); + } -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) -{ - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::move(sink_formatter); -} + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) + { + std::lock_guard<mutex_t> lock(mutex_); + formatter_ = std::move(sink_formatter); + } -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) -{ - std::lock_guard<mutex_t> lock(mutex_); - set_color_mode_impl(mode); -} + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) + { + std::lock_guard<mutex_t> lock(mutex_); + set_color_mode_impl(mode); + } -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode_impl(color_mode mode) -{ - if (mode == color_mode::automatic) + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode_impl(color_mode mode) { - // should do colors only if out_handle_ points to actual console. - DWORD console_mode; - bool in_console = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0; - should_do_colors_ = in_console; + if(mode == color_mode::automatic) + { + // should do colors only if out_handle_ points to actual console. + DWORD console_mode; + bool in_console = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0; + should_do_colors_ = in_console; + } + else + { + should_do_colors_ = mode == color_mode::always ? true : false; + } } - else + + // set foreground color and return the orig console attributes (for resetting later) + template <typename ConsoleMutex> + std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(std::uint16_t attribs) { - should_do_colors_ = mode == color_mode::always ? true : false; + CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info; + if(!::GetConsoleScreenBufferInfo(static_cast<HANDLE>(out_handle_), &orig_buffer_info)) + { + // just return white if failed getting console info + return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; + } + + // change only the foreground bits (lowest 4 bits) + auto new_attribs = static_cast<WORD>(attribs) | (orig_buffer_info.wAttributes & 0xfff0); + auto ignored = ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), static_cast<WORD>(new_attribs)); + (void) (ignored); + return static_cast<std::uint16_t>(orig_buffer_info.wAttributes); // return orig attribs } -} -// set foreground color and return the orig console attributes (for resetting later) -template<typename ConsoleMutex> -std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(std::uint16_t attribs) -{ - CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info; - if (!::GetConsoleScreenBufferInfo(static_cast<HANDLE>(out_handle_), &orig_buffer_info)) + // print a range of formatted message to console + template <typename ConsoleMutex> + void SPDLOG_INLINE + wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) { - // just return white if failed getting console info - return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; + if(end > start) + { + auto size = static_cast<DWORD>(end - start); + auto ignored = + ::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr); + (void) (ignored); + } } - // change only the foreground bits (lowest 4 bits) - auto new_attribs = static_cast<WORD>(attribs) | (orig_buffer_info.wAttributes & 0xfff0); - auto ignored = ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), static_cast<WORD>(new_attribs)); - (void)(ignored); - return static_cast<std::uint16_t>(orig_buffer_info.wAttributes); // return orig attribs -} + template <typename ConsoleMutex> + void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_t &formatted) + { + auto size = static_cast<DWORD>(formatted.size()); + DWORD bytes_written = 0; + auto ignored = ::WriteFile(static_cast<HANDLE>(out_handle_), formatted.data(), size, &bytes_written, nullptr); + (void) (ignored); + } -// print a range of formatted message to console -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) -{ - if (end > start) + // wincolor_stdout_sink + template <typename ConsoleMutex> + SPDLOG_INLINE wincolor_stdout_sink<ConsoleMutex>::wincolor_stdout_sink(color_mode mode) : + wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) { - auto size = static_cast<DWORD>(end - start); - auto ignored = ::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr); - (void)(ignored); } -} -template<typename ConsoleMutex> -void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_t &formatted) -{ - auto size = static_cast<DWORD>(formatted.size()); - DWORD bytes_written = 0; - auto ignored = ::WriteFile(static_cast<HANDLE>(out_handle_), formatted.data(), size, &bytes_written, nullptr); - (void)(ignored); -} - -// wincolor_stdout_sink -template<typename ConsoleMutex> -SPDLOG_INLINE wincolor_stdout_sink<ConsoleMutex>::wincolor_stdout_sink(color_mode mode) - : wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) -{} - -// wincolor_stderr_sink -template<typename ConsoleMutex> -SPDLOG_INLINE wincolor_stderr_sink<ConsoleMutex>::wincolor_stderr_sink(color_mode mode) - : wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) -{} + // wincolor_stderr_sink + template <typename ConsoleMutex> + SPDLOG_INLINE wincolor_stderr_sink<ConsoleMutex>::wincolor_stderr_sink(color_mode mode) : + wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) + { + } } // namespace sinks } // namespace spdlog diff --git a/include/spdlog/sinks/wincolor_sink.h b/include/spdlog/sinks/wincolor_sink.h index 9b030fc13..43e6b575f 100644 --- a/include/spdlog/sinks/wincolor_sink.h +++ b/include/spdlog/sinks/wincolor_sink.h @@ -3,83 +3,84 @@ #pragma once +#include <array> +#include <cstdint> +#include <memory> +#include <mutex> #include <spdlog/common.h> #include <spdlog/details/console_globals.h> #include <spdlog/details/null_mutex.h> #include <spdlog/sinks/sink.h> - -#include <memory> -#include <mutex> #include <string> -#include <array> -#include <cstdint> -namespace spdlog { -namespace sinks { -/* - * Windows color console sink. Uses WriteConsoleA to write to the console with - * colors - */ -template<typename ConsoleMutex> -class wincolor_sink : public sink +namespace spdlog { -public: - wincolor_sink(void *out_handle, color_mode mode); - ~wincolor_sink() override; - - wincolor_sink(const wincolor_sink &other) = delete; - wincolor_sink &operator=(const wincolor_sink &other) = delete; - - // change the color for the given level - void set_color(level::level_enum level, std::uint16_t color); - void log(const details::log_msg &msg) final override; - void flush() final override; - void set_pattern(const std::string &pattern) override final; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override final; - void set_color_mode(color_mode mode); - -protected: - using mutex_t = typename ConsoleMutex::mutex_t; - void *out_handle_; - mutex_t &mutex_; - bool should_do_colors_; - std::unique_ptr<spdlog::formatter> formatter_; - std::array<std::uint16_t, level::n_levels> colors_; - - // set foreground color and return the orig console attributes (for resetting later) - std::uint16_t set_foreground_color_(std::uint16_t attribs); - - // print a range of formatted message to console - void print_range_(const memory_buf_t &formatted, size_t start, size_t end); - - // in case we are redirected to file (not in console mode) - void write_to_file_(const memory_buf_t &formatted); - - void set_color_mode_impl(color_mode mode); -}; - -template<typename ConsoleMutex> -class wincolor_stdout_sink : public wincolor_sink<ConsoleMutex> -{ -public: - explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic); -}; - -template<typename ConsoleMutex> -class wincolor_stderr_sink : public wincolor_sink<ConsoleMutex> +namespace sinks { -public: - explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic); -}; - -using wincolor_stdout_sink_mt = wincolor_stdout_sink<details::console_mutex>; -using wincolor_stdout_sink_st = wincolor_stdout_sink<details::console_nullmutex>; - -using wincolor_stderr_sink_mt = wincolor_stderr_sink<details::console_mutex>; -using wincolor_stderr_sink_st = wincolor_stderr_sink<details::console_nullmutex>; + /* + * Windows color console sink. Uses WriteConsoleA to write to the console with + * colors + */ + template <typename ConsoleMutex> + class wincolor_sink : public sink + { + public: + wincolor_sink(void *out_handle, color_mode mode); + ~wincolor_sink() override; + + wincolor_sink(const wincolor_sink &other) = delete; + wincolor_sink &operator=(const wincolor_sink &other) = delete; + + // change the color for the given level + void set_color(level::level_enum level, std::uint16_t color); + void log(const details::log_msg &msg) final override; + void flush() final override; + void set_pattern(const std::string &pattern) override final; + void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override final; + void set_color_mode(color_mode mode); + + protected: + using mutex_t = typename ConsoleMutex::mutex_t; + void *out_handle_; + mutex_t &mutex_; + bool should_do_colors_; + std::unique_ptr<spdlog::formatter> formatter_; + std::array<std::uint16_t, level::n_levels> colors_; + + // set foreground color and return the orig console attributes (for resetting later) + std::uint16_t set_foreground_color_(std::uint16_t attribs); + + // print a range of formatted message to console + void print_range_(const memory_buf_t &formatted, size_t start, size_t end); + + // in case we are redirected to file (not in console mode) + void write_to_file_(const memory_buf_t &formatted); + + void set_color_mode_impl(color_mode mode); + }; + + template <typename ConsoleMutex> + class wincolor_stdout_sink : public wincolor_sink<ConsoleMutex> + { + public: + explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic); + }; + + template <typename ConsoleMutex> + class wincolor_stderr_sink : public wincolor_sink<ConsoleMutex> + { + public: + explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic); + }; + + using wincolor_stdout_sink_mt = wincolor_stdout_sink<details::console_mutex>; + using wincolor_stdout_sink_st = wincolor_stdout_sink<details::console_nullmutex>; + + using wincolor_stderr_sink_mt = wincolor_stderr_sink<details::console_mutex>; + using wincolor_stderr_sink_st = wincolor_stderr_sink<details::console_nullmutex>; } // namespace sinks } // namespace spdlog #ifdef SPDLOG_HEADER_ONLY -# include "wincolor_sink-inl.h" +#include "wincolor_sink-inl.h" #endif diff --git a/include/spdlog/spdlog-inl.h b/include/spdlog/spdlog-inl.h index 708399c19..f4adac1e6 100644 --- a/include/spdlog/spdlog-inl.h +++ b/include/spdlog/spdlog-inl.h @@ -4,13 +4,14 @@ #pragma once #ifndef SPDLOG_HEADER_ONLY -# include <spdlog/spdlog.h> +#include <spdlog/spdlog.h> #endif #include <spdlog/common.h> #include <spdlog/pattern_formatter.h> -namespace spdlog { +namespace spdlog +{ SPDLOG_INLINE void initialize_logger(std::shared_ptr<logger> logger) { diff --git a/include/spdlog/spdlog.h b/include/spdlog/spdlog.h index ee83e8de3..4dafb5ce3 100644 --- a/include/spdlog/spdlog.h +++ b/include/spdlog/spdlog.h @@ -9,18 +9,18 @@ #pragma once +#include <chrono> +#include <functional> +#include <memory> #include <spdlog/common.h> #include <spdlog/details/registry.h> +#include <spdlog/details/synchronous_factory.h> #include <spdlog/logger.h> #include <spdlog/version.h> -#include <spdlog/details/synchronous_factory.h> - -#include <chrono> -#include <functional> -#include <memory> #include <string> -namespace spdlog { +namespace spdlog +{ using default_factory = synchronous_factory; @@ -30,8 +30,8 @@ using default_factory = synchronous_factory; // // Example: // spdlog::create<daily_file_sink_st>("logger_name", "dailylog_filename", 11, 59); -template<typename Sink, typename... SinkArgs> -inline std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&... sink_args) +template <typename Sink, typename... SinkArgs> +inline std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&...sink_args) { return default_factory::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); } @@ -81,7 +81,7 @@ SPDLOG_API void flush_on(level::level_enum log_level); // Start/Restart a periodic flusher thread // Warning: Use only if all your loggers are thread safe! -template<typename Rep, typename Period> +template <typename Rep, typename Period> inline void flush_every(std::chrono::duration<Rep, Period> interval) { details::registry::instance().flush_every(interval); @@ -131,147 +131,147 @@ SPDLOG_API spdlog::logger *default_logger_raw(); SPDLOG_API void set_default_logger(std::shared_ptr<spdlog::logger> default_logger); -template<typename... Args> -inline void log(source_loc source, level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void log(source_loc source, level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->log(source, lvl, fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void trace(format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void trace(format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->trace(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void debug(format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void debug(format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->debug(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void info(format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void info(format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->info(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void warn(format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void warn(format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->warn(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void error(format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void error(format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->error(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void critical(format_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void critical(format_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->critical(fmt, std::forward<Args>(args)...); } -template<typename T> +template <typename T> inline void log(source_loc source, level::level_enum lvl, const T &msg) { default_logger_raw()->log(source, lvl, msg); } -template<typename T> +template <typename T> inline void log(level::level_enum lvl, const T &msg) { default_logger_raw()->log(lvl, msg); } #ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT -template<typename... Args> -inline void log(source_loc source, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void log(source_loc source, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->log(source, lvl, fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void trace(wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void trace(wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->trace(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void debug(wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void debug(wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->debug(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void info(wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void info(wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->info(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void warn(wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void warn(wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->warn(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void error(wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void error(wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->error(fmt, std::forward<Args>(args)...); } -template<typename... Args> -inline void critical(wformat_string_t<Args...> fmt, Args &&... args) +template <typename... Args> +inline void critical(wformat_string_t<Args...> fmt, Args &&...args) { default_logger_raw()->critical(fmt, std::forward<Args>(args)...); } #endif -template<typename T> +template <typename T> inline void trace(const T &msg) { default_logger_raw()->trace(msg); } -template<typename T> +template <typename T> inline void debug(const T &msg) { default_logger_raw()->debug(msg); } -template<typename T> +template <typename T> inline void info(const T &msg) { default_logger_raw()->info(msg); } -template<typename T> +template <typename T> inline void warn(const T &msg) { default_logger_raw()->warn(msg); } -template<typename T> +template <typename T> inline void error(const T &msg) { default_logger_raw()->error(msg); } -template<typename T> +template <typename T> inline void critical(const T &msg) { default_logger_raw()->critical(msg); @@ -293,62 +293,62 @@ inline void critical(const T &msg) // #ifndef SPDLOG_NO_SOURCE_LOC -# define SPDLOG_LOGGER_CALL(logger, level, ...) \ - (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__) +#define SPDLOG_LOGGER_CALL(logger, level, ...) \ + (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__) #else -# define SPDLOG_LOGGER_CALL(logger, level, ...) (logger)->log(spdlog::source_loc{}, level, __VA_ARGS__) +#define SPDLOG_LOGGER_CALL(logger, level, ...) (logger)->log(spdlog::source_loc{}, level, __VA_ARGS__) #endif #if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE -# define SPDLOG_LOGGER_TRACE(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__) -# define SPDLOG_TRACE(...) SPDLOG_LOGGER_TRACE(spdlog::default_logger_raw(), __VA_ARGS__) +#define SPDLOG_LOGGER_TRACE(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__) +#define SPDLOG_TRACE(...) SPDLOG_LOGGER_TRACE(spdlog::default_logger_raw(), __VA_ARGS__) #else -# define SPDLOG_LOGGER_TRACE(logger, ...) (void)0 -# define SPDLOG_TRACE(...) (void)0 +#define SPDLOG_LOGGER_TRACE(logger, ...) (void) 0 +#define SPDLOG_TRACE(...) (void) 0 #endif #if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_DEBUG -# define SPDLOG_LOGGER_DEBUG(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::debug, __VA_ARGS__) -# define SPDLOG_DEBUG(...) SPDLOG_LOGGER_DEBUG(spdlog::default_logger_raw(), __VA_ARGS__) +#define SPDLOG_LOGGER_DEBUG(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::debug, __VA_ARGS__) +#define SPDLOG_DEBUG(...) SPDLOG_LOGGER_DEBUG(spdlog::default_logger_raw(), __VA_ARGS__) #else -# define SPDLOG_LOGGER_DEBUG(logger, ...) (void)0 -# define SPDLOG_DEBUG(...) (void)0 +#define SPDLOG_LOGGER_DEBUG(logger, ...) (void) 0 +#define SPDLOG_DEBUG(...) (void) 0 #endif #if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_INFO -# define SPDLOG_LOGGER_INFO(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::info, __VA_ARGS__) -# define SPDLOG_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__) +#define SPDLOG_LOGGER_INFO(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::info, __VA_ARGS__) +#define SPDLOG_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__) #else -# define SPDLOG_LOGGER_INFO(logger, ...) (void)0 -# define SPDLOG_INFO(...) (void)0 +#define SPDLOG_LOGGER_INFO(logger, ...) (void) 0 +#define SPDLOG_INFO(...) (void) 0 #endif #if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_WARN -# define SPDLOG_LOGGER_WARN(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::warn, __VA_ARGS__) -# define SPDLOG_WARN(...) SPDLOG_LOGGER_WARN(spdlog::default_logger_raw(), __VA_ARGS__) +#define SPDLOG_LOGGER_WARN(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::warn, __VA_ARGS__) +#define SPDLOG_WARN(...) SPDLOG_LOGGER_WARN(spdlog::default_logger_raw(), __VA_ARGS__) #else -# define SPDLOG_LOGGER_WARN(logger, ...) (void)0 -# define SPDLOG_WARN(...) (void)0 +#define SPDLOG_LOGGER_WARN(logger, ...) (void) 0 +#define SPDLOG_WARN(...) (void) 0 #endif #if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_ERROR -# define SPDLOG_LOGGER_ERROR(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::err, __VA_ARGS__) -# define SPDLOG_ERROR(...) SPDLOG_LOGGER_ERROR(spdlog::default_logger_raw(), __VA_ARGS__) +#define SPDLOG_LOGGER_ERROR(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::err, __VA_ARGS__) +#define SPDLOG_ERROR(...) SPDLOG_LOGGER_ERROR(spdlog::default_logger_raw(), __VA_ARGS__) #else -# define SPDLOG_LOGGER_ERROR(logger, ...) (void)0 -# define SPDLOG_ERROR(...) (void)0 +#define SPDLOG_LOGGER_ERROR(logger, ...) (void) 0 +#define SPDLOG_ERROR(...) (void) 0 #endif #if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_CRITICAL -# define SPDLOG_LOGGER_CRITICAL(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::critical, __VA_ARGS__) -# define SPDLOG_CRITICAL(...) SPDLOG_LOGGER_CRITICAL(spdlog::default_logger_raw(), __VA_ARGS__) +#define SPDLOG_LOGGER_CRITICAL(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::critical, __VA_ARGS__) +#define SPDLOG_CRITICAL(...) SPDLOG_LOGGER_CRITICAL(spdlog::default_logger_raw(), __VA_ARGS__) #else -# define SPDLOG_LOGGER_CRITICAL(logger, ...) (void)0 -# define SPDLOG_CRITICAL(...) (void)0 +#define SPDLOG_LOGGER_CRITICAL(logger, ...) (void) 0 +#define SPDLOG_CRITICAL(...) (void) 0 #endif #ifdef SPDLOG_HEADER_ONLY -# include "spdlog-inl.h" +#include "spdlog-inl.h" #endif #endif // SPDLOG_H diff --git a/include/spdlog/stopwatch.h b/include/spdlog/stopwatch.h index 5d1f2dc5e..0ceffd79f 100644 --- a/include/spdlog/stopwatch.h +++ b/include/spdlog/stopwatch.h @@ -3,8 +3,8 @@ #pragma once -#include <spdlog/fmt/fmt.h> #include <chrono> +#include <spdlog/fmt/fmt.h> // Stopwatch support for spdlog (using std::chrono::steady_clock). // Displays elapsed seconds since construction as double. @@ -17,7 +17,8 @@ // spdlog::info("Elapsed: {:.6} seconds", sw); => "Elapsed 0.005163 seconds" // // -// If other units are needed (e.g. millis instead of double), include "fmt/chrono.h" and use "duration_cast<..>(sw.elapsed())": +// If other units are needed (e.g. millis instead of double), include "fmt/chrono.h" and use +// "duration_cast<..>(sw.elapsed())": // // #include <spdlog/fmt/chrono.h> //.. @@ -25,26 +26,19 @@ // using std::chrono::milliseconds; // spdlog::info("Elapsed {}", duration_cast<milliseconds>(sw.elapsed())); => "Elapsed 5ms" -namespace spdlog { +namespace spdlog +{ class stopwatch { using clock = std::chrono::steady_clock; std::chrono::time_point<clock> start_tp_; public: - stopwatch() - : start_tp_{clock::now()} - {} + stopwatch() : start_tp_{clock::now()} {} - std::chrono::duration<double> elapsed() const - { - return std::chrono::duration<double>(clock::now() - start_tp_); - } + std::chrono::duration<double> elapsed() const { return std::chrono::duration<double>(clock::now() - start_tp_); } - void reset() - { - start_tp_ = clock::now(); - } + void reset() { start_tp_ = clock::now(); } }; } // namespace spdlog @@ -56,11 +50,10 @@ namespace fmt #endif { - -template<> +template <> struct formatter<spdlog::stopwatch> : formatter<double> { - template<typename FormatContext> + template <typename FormatContext> auto format(const spdlog::stopwatch &sw, FormatContext &ctx) -> decltype(ctx.out()) { return formatter<double>::format(sw.elapsed().count(), ctx); diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 9965c7526..0ba50c19b 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -1,20 +1,20 @@ /* -* PeTrack - Software for tracking pedestrians movement in videos -* Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 -* -* This program is free software: you can redistribute it and/or modify -* it under the terms of the GNU General Public License as published by -* the Free Software Foundation, either version 3 of the License, or -* (at your option) any later version. -* -* This program is distributed in the hope that it will be useful, -* but WITHOUT ANY WARRANTY; without even the implied warranty of -* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -* GNU General Public License for more details. -* -* You should have received a copy of the GNU General Public License -* along with this program. If not, see <https://www.gnu.org/licenses/>. -*/ + * PeTrack - Software for tracking pedestrians movement in videos + * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ #include "logwindow.h" #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO @@ -23,26 +23,24 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) { - mMainWindow = (class Petrack *) parent; - if(!ui) - { - mUi = new Ui::LogWindow(); - } - else - { - mUi = ui; - } - - mUi->setupUi(this); - mUi->logText->setReadOnly(true); - - std::vector<spdlog::sink_ptr> sinks; - sinks.push_back(std::make_shared<spdlog::sinks::ansicolor_stdout_sink_st>()); - sinks.push_back(std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); - - mLogger = std::make_shared<spdlog::logger>("Logging", std::begin(sinks), std::end(sinks)); - mLogger->set_pattern("%! in %s line %#: %v"); - spdlog::register_logger(mLogger); - + mMainWindow = (class Petrack *) parent; + if(!ui) + { + mUi = new Ui::LogWindow(); + } + else + { + mUi = ui; + } + + mUi->setupUi(this); + mUi->logText->setReadOnly(true); + + std::vector<spdlog::sink_ptr> sinks; + sinks.push_back(std::make_shared<spdlog::sinks::ansicolor_stdout_sink_st>()); + sinks.push_back(std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); + + mLogger = std::make_shared<spdlog::logger>("Logging", std::begin(sinks), std::end(sinks)); + mLogger->set_pattern("%! in %s line %#: %v"); + spdlog::register_logger(mLogger); } - -- GitLab From d1a84987c3b800db56807fa58a188f2db110b790 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Tue, 29 Nov 2022 11:08:07 +0100 Subject: [PATCH 07/22] remove unused imports + format CMakeLists.txt --- CMakeLists.txt | 6 +++--- include/logwindow.h | 2 -- 2 files changed, 3 insertions(+), 5 deletions(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index bc9937a6b..dd7f71c51 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -384,7 +384,7 @@ target_sources(petrack_core PRIVATE include/frameRange.h include/pdoublespinbox.h include/pspinbox.h - include/logwindow.h + include/logwindow.h ) target_sources(petrack_core PRIVATE @@ -448,7 +448,7 @@ target_sources(petrack_core PRIVATE src/manualTrackpointMover.cpp src/pdoublespinbox.cpp src/pspinbox.cpp - src/logwindow.cpp + src/logwindow.cpp ui/about.ui ui/codeMarker.ui ui/colorMarker.ui @@ -458,7 +458,7 @@ target_sources(petrack_core PRIVATE ui/control.ui ui/openMoCapDialog.ui ui/moCapSelectionWidget.ui - ui/logwindow.ui + ui/logwindow.ui ) target_sources(petrack PRIVATE diff --git a/include/logwindow.h b/include/logwindow.h index 028bf8df4..b3e2e73d3 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -24,9 +24,7 @@ #include "spdlog/sinks/qt_sinks.h" #include <QWidget> -#include <experimental/source_location> #include <petrack.h> -#include <sstream> namespace Ui { -- GitLab From e7c11d6f259d13a31df7b916f67378ea62cda0e2 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Tue, 24 Jan 2023 11:40:02 +0100 Subject: [PATCH 08/22] increased log window size, workaround for logger --- include/spdlog/async.h | 104 - include/spdlog/async_logger-inl.h | 99 - include/spdlog/async_logger.h | 79 - include/spdlog/cfg/argv.h | 46 - include/spdlog/cfg/env.h | 40 - include/spdlog/cfg/helpers-inl.h | 125 - include/spdlog/cfg/helpers.h | 32 - include/spdlog/common-inl.h | 82 - include/spdlog/common.h | 415 -- include/spdlog/details/backtracer-inl.h | 71 - include/spdlog/details/backtracer.h | 46 - include/spdlog/details/circular_q.h | 129 - include/spdlog/details/console_globals.h | 34 - include/spdlog/details/file_helper-inl.h | 173 - include/spdlog/details/file_helper.h | 63 - include/spdlog/details/fmt_helper.h | 167 - include/spdlog/details/log_msg-inl.h | 52 - include/spdlog/details/log_msg.h | 44 - include/spdlog/details/log_msg_buffer-inl.h | 60 - include/spdlog/details/log_msg_buffer.h | 35 - include/spdlog/details/mpmc_blocking_q.h | 131 - include/spdlog/details/null_mutex.h | 39 - include/spdlog/details/os-inl.h | 625 --- include/spdlog/details/os.h | 122 - include/spdlog/details/periodic_worker-inl.h | 30 - include/spdlog/details/periodic_worker.h | 64 - include/spdlog/details/registry-inl.h | 306 -- include/spdlog/details/registry.h | 122 - include/spdlog/details/synchronous_factory.h | 25 - include/spdlog/details/tcp_client-windows.h | 160 - include/spdlog/details/tcp_client.h | 139 - include/spdlog/details/thread_pool-inl.h | 163 - include/spdlog/details/thread_pool.h | 123 - include/spdlog/details/udp_client-windows.h | 118 - include/spdlog/details/udp_client.h | 93 - include/spdlog/details/windows_include.h | 11 - include/spdlog/fmt/bin_to_hex.h | 240 - include/spdlog/fmt/bundled/args.h | 260 - include/spdlog/fmt/bundled/chrono.h | 2396 --------- include/spdlog/fmt/bundled/color.h | 717 --- include/spdlog/fmt/bundled/compile.h | 709 --- include/spdlog/fmt/bundled/core.h | 3685 ------------- include/spdlog/fmt/bundled/fmt.license.rst | 27 - include/spdlog/fmt/bundled/format-inl.h | 1781 ------ include/spdlog/fmt/bundled/format.h | 4767 ----------------- include/spdlog/fmt/bundled/locale.h | 2 - include/spdlog/fmt/bundled/os.h | 495 -- include/spdlog/fmt/bundled/ostream.h | 259 - include/spdlog/fmt/bundled/printf.h | 718 --- include/spdlog/fmt/bundled/ranges.h | 806 --- include/spdlog/fmt/bundled/std.h | 179 - include/spdlog/fmt/bundled/xchar.h | 278 - include/spdlog/fmt/chrono.h | 22 - include/spdlog/fmt/compile.h | 22 - include/spdlog/fmt/fmt.h | 33 - include/spdlog/fmt/ostr.h | 22 - include/spdlog/fmt/ranges.h | 22 - include/spdlog/fmt/std.h | 23 - include/spdlog/fmt/xchar.h | 22 - include/spdlog/formatter.h | 19 - include/spdlog/fwd.h | 21 - include/spdlog/logger-inl.h | 261 - include/spdlog/logger.h | 421 -- include/spdlog/pattern_formatter-inl.h | 1374 ----- include/spdlog/pattern_formatter.h | 123 - include/spdlog/sinks/android_sink.h | 146 - include/spdlog/sinks/ansicolor_sink-inl.h | 150 - include/spdlog/sinks/ansicolor_sink.h | 120 - include/spdlog/sinks/base_sink-inl.h | 64 - include/spdlog/sinks/base_sink.h | 54 - include/spdlog/sinks/basic_file_sink-inl.h | 49 - include/spdlog/sinks/basic_file_sink.h | 70 - include/spdlog/sinks/daily_file_sink.h | 331 -- include/spdlog/sinks/dist_sink.h | 94 - include/spdlog/sinks/dup_filter_sink.h | 99 - include/spdlog/sinks/hourly_file_sink.h | 221 - include/spdlog/sinks/mongo_sink.h | 118 - include/spdlog/sinks/msvc_sink.h | 59 - include/spdlog/sinks/null_sink.h | 45 - include/spdlog/sinks/ostream_sink.h | 45 - include/spdlog/sinks/qt_sinks.h | 113 - include/spdlog/sinks/ringbuffer_sink.h | 71 - include/spdlog/sinks/rotating_file_sink-inl.h | 160 - include/spdlog/sinks/rotating_file_sink.h | 96 - include/spdlog/sinks/sink-inl.h | 25 - include/spdlog/sinks/sink.h | 37 - include/spdlog/sinks/stdout_color_sinks-inl.h | 39 - include/spdlog/sinks/stdout_color_sinks.h | 47 - include/spdlog/sinks/stdout_sinks-inl.h | 140 - include/spdlog/sinks/stdout_sinks.h | 89 - include/spdlog/sinks/syslog_sink.h | 117 - include/spdlog/sinks/systemd_sink.h | 119 - include/spdlog/sinks/tcp_sink.h | 79 - include/spdlog/sinks/udp_sink.h | 71 - include/spdlog/sinks/win_eventlog_sink.h | 306 -- include/spdlog/sinks/wincolor_sink-inl.h | 179 - include/spdlog/sinks/wincolor_sink.h | 86 - include/spdlog/spdlog-inl.h | 121 - include/spdlog/spdlog.h | 354 -- include/spdlog/stopwatch.h | 62 - include/spdlog/tweakme.h | 140 - include/spdlog/version.h | 10 - src/logwindow.cpp | 10 +- src/petrack.cpp | 3 +- ui/logwindow.ui | 4 +- 105 files changed, 9 insertions(+), 28005 deletions(-) delete mode 100644 include/spdlog/async.h delete mode 100644 include/spdlog/async_logger-inl.h delete mode 100644 include/spdlog/async_logger.h delete mode 100644 include/spdlog/cfg/argv.h delete mode 100644 include/spdlog/cfg/env.h delete mode 100644 include/spdlog/cfg/helpers-inl.h delete mode 100644 include/spdlog/cfg/helpers.h delete mode 100644 include/spdlog/common-inl.h delete mode 100644 include/spdlog/common.h delete mode 100644 include/spdlog/details/backtracer-inl.h delete mode 100644 include/spdlog/details/backtracer.h delete mode 100644 include/spdlog/details/circular_q.h delete mode 100644 include/spdlog/details/console_globals.h delete mode 100644 include/spdlog/details/file_helper-inl.h delete mode 100644 include/spdlog/details/file_helper.h delete mode 100644 include/spdlog/details/fmt_helper.h delete mode 100644 include/spdlog/details/log_msg-inl.h delete mode 100644 include/spdlog/details/log_msg.h delete mode 100644 include/spdlog/details/log_msg_buffer-inl.h delete mode 100644 include/spdlog/details/log_msg_buffer.h delete mode 100644 include/spdlog/details/mpmc_blocking_q.h delete mode 100644 include/spdlog/details/null_mutex.h delete mode 100644 include/spdlog/details/os-inl.h delete mode 100644 include/spdlog/details/os.h delete mode 100644 include/spdlog/details/periodic_worker-inl.h delete mode 100644 include/spdlog/details/periodic_worker.h delete mode 100644 include/spdlog/details/registry-inl.h delete mode 100644 include/spdlog/details/registry.h delete mode 100644 include/spdlog/details/synchronous_factory.h delete mode 100644 include/spdlog/details/tcp_client-windows.h delete mode 100644 include/spdlog/details/tcp_client.h delete mode 100644 include/spdlog/details/thread_pool-inl.h delete mode 100644 include/spdlog/details/thread_pool.h delete mode 100644 include/spdlog/details/udp_client-windows.h delete mode 100644 include/spdlog/details/udp_client.h delete mode 100644 include/spdlog/details/windows_include.h delete mode 100644 include/spdlog/fmt/bin_to_hex.h delete mode 100644 include/spdlog/fmt/bundled/args.h delete mode 100644 include/spdlog/fmt/bundled/chrono.h delete mode 100644 include/spdlog/fmt/bundled/color.h delete mode 100644 include/spdlog/fmt/bundled/compile.h delete mode 100644 include/spdlog/fmt/bundled/core.h delete mode 100644 include/spdlog/fmt/bundled/fmt.license.rst delete mode 100644 include/spdlog/fmt/bundled/format-inl.h delete mode 100644 include/spdlog/fmt/bundled/format.h delete mode 100644 include/spdlog/fmt/bundled/locale.h delete mode 100644 include/spdlog/fmt/bundled/os.h delete mode 100644 include/spdlog/fmt/bundled/ostream.h delete mode 100644 include/spdlog/fmt/bundled/printf.h delete mode 100644 include/spdlog/fmt/bundled/ranges.h delete mode 100644 include/spdlog/fmt/bundled/std.h delete mode 100644 include/spdlog/fmt/bundled/xchar.h delete mode 100644 include/spdlog/fmt/chrono.h delete mode 100644 include/spdlog/fmt/compile.h delete mode 100644 include/spdlog/fmt/fmt.h delete mode 100644 include/spdlog/fmt/ostr.h delete mode 100644 include/spdlog/fmt/ranges.h delete mode 100644 include/spdlog/fmt/std.h delete mode 100644 include/spdlog/fmt/xchar.h delete mode 100644 include/spdlog/formatter.h delete mode 100644 include/spdlog/fwd.h delete mode 100644 include/spdlog/logger-inl.h delete mode 100644 include/spdlog/logger.h delete mode 100644 include/spdlog/pattern_formatter-inl.h delete mode 100644 include/spdlog/pattern_formatter.h delete mode 100644 include/spdlog/sinks/android_sink.h delete mode 100644 include/spdlog/sinks/ansicolor_sink-inl.h delete mode 100644 include/spdlog/sinks/ansicolor_sink.h delete mode 100644 include/spdlog/sinks/base_sink-inl.h delete mode 100644 include/spdlog/sinks/base_sink.h delete mode 100644 include/spdlog/sinks/basic_file_sink-inl.h delete mode 100644 include/spdlog/sinks/basic_file_sink.h delete mode 100644 include/spdlog/sinks/daily_file_sink.h delete mode 100644 include/spdlog/sinks/dist_sink.h delete mode 100644 include/spdlog/sinks/dup_filter_sink.h delete mode 100644 include/spdlog/sinks/hourly_file_sink.h delete mode 100644 include/spdlog/sinks/mongo_sink.h delete mode 100644 include/spdlog/sinks/msvc_sink.h delete mode 100644 include/spdlog/sinks/null_sink.h delete mode 100644 include/spdlog/sinks/ostream_sink.h delete mode 100644 include/spdlog/sinks/qt_sinks.h delete mode 100644 include/spdlog/sinks/ringbuffer_sink.h delete mode 100644 include/spdlog/sinks/rotating_file_sink-inl.h delete mode 100644 include/spdlog/sinks/rotating_file_sink.h delete mode 100644 include/spdlog/sinks/sink-inl.h delete mode 100644 include/spdlog/sinks/sink.h delete mode 100644 include/spdlog/sinks/stdout_color_sinks-inl.h delete mode 100644 include/spdlog/sinks/stdout_color_sinks.h delete mode 100644 include/spdlog/sinks/stdout_sinks-inl.h delete mode 100644 include/spdlog/sinks/stdout_sinks.h delete mode 100644 include/spdlog/sinks/syslog_sink.h delete mode 100644 include/spdlog/sinks/systemd_sink.h delete mode 100644 include/spdlog/sinks/tcp_sink.h delete mode 100644 include/spdlog/sinks/udp_sink.h delete mode 100644 include/spdlog/sinks/win_eventlog_sink.h delete mode 100644 include/spdlog/sinks/wincolor_sink-inl.h delete mode 100644 include/spdlog/sinks/wincolor_sink.h delete mode 100644 include/spdlog/spdlog-inl.h delete mode 100644 include/spdlog/spdlog.h delete mode 100644 include/spdlog/stopwatch.h delete mode 100644 include/spdlog/tweakme.h delete mode 100644 include/spdlog/version.h diff --git a/include/spdlog/async.h b/include/spdlog/async.h deleted file mode 100644 index fa47f7d59..000000000 --- a/include/spdlog/async.h +++ /dev/null @@ -1,104 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// -// Async logging using global thread pool -// All loggers created here share same global thread pool. -// Each log message is pushed to a queue along with a shared pointer to the -// logger. -// If a logger deleted while having pending messages in the queue, it's actual -// destruction will defer -// until all its messages are processed by the thread pool. -// This is because each message in the queue holds a shared_ptr to the -// originating logger. - -#include <functional> -#include <memory> -#include <mutex> -#include <spdlog/async_logger.h> -#include <spdlog/details/registry.h> -#include <spdlog/details/thread_pool.h> - -namespace spdlog -{ - -namespace details -{ - static const size_t default_async_q_size = 8192; -} - -// async logger factory - creates async loggers backed with thread pool. -// if a global thread pool doesn't already exist, create it with default queue -// size of 8192 items and single thread. -template <async_overflow_policy OverflowPolicy = async_overflow_policy::block> -struct async_factory_impl -{ - template <typename Sink, typename... SinkArgs> - static std::shared_ptr<async_logger> create(std::string logger_name, SinkArgs &&...args) - { - auto ®istry_inst = details::registry::instance(); - - // create global thread pool if not already exists.. - - auto &mutex = registry_inst.tp_mutex(); - std::lock_guard<std::recursive_mutex> tp_lock(mutex); - auto tp = registry_inst.get_tp(); - if(tp == nullptr) - { - tp = std::make_shared<details::thread_pool>(details::default_async_q_size, 1U); - registry_inst.set_tp(tp); - } - - auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); - auto new_logger = - std::make_shared<async_logger>(std::move(logger_name), std::move(sink), std::move(tp), OverflowPolicy); - registry_inst.initialize_logger(new_logger); - return new_logger; - } -}; - -using async_factory = async_factory_impl<async_overflow_policy::block>; -using async_factory_nonblock = async_factory_impl<async_overflow_policy::overrun_oldest>; - -template <typename Sink, typename... SinkArgs> -inline std::shared_ptr<spdlog::logger> create_async(std::string logger_name, SinkArgs &&...sink_args) -{ - return async_factory::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); -} - -template <typename Sink, typename... SinkArgs> -inline std::shared_ptr<spdlog::logger> create_async_nb(std::string logger_name, SinkArgs &&...sink_args) -{ - return async_factory_nonblock::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); -} - -// set global thread pool. -inline void init_thread_pool( - size_t q_size, - size_t thread_count, - std::function<void()> on_thread_start, - std::function<void()> on_thread_stop) -{ - auto tp = std::make_shared<details::thread_pool>(q_size, thread_count, on_thread_start, on_thread_stop); - details::registry::instance().set_tp(std::move(tp)); -} - -inline void init_thread_pool(size_t q_size, size_t thread_count, std::function<void()> on_thread_start) -{ - init_thread_pool(q_size, thread_count, on_thread_start, [] {}); -} - -inline void init_thread_pool(size_t q_size, size_t thread_count) -{ - init_thread_pool( - q_size, thread_count, [] {}, [] {}); -} - -// get the global thread pool. -inline std::shared_ptr<spdlog::details::thread_pool> thread_pool() -{ - return details::registry::instance().get_tp(); -} -} // namespace spdlog diff --git a/include/spdlog/async_logger-inl.h b/include/spdlog/async_logger-inl.h deleted file mode 100644 index 82bfd4ea7..000000000 --- a/include/spdlog/async_logger-inl.h +++ /dev/null @@ -1,99 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/async_logger.h> -#endif - -#include <memory> -#include <spdlog/details/thread_pool.h> -#include <spdlog/sinks/sink.h> -#include <string> - -SPDLOG_INLINE spdlog::async_logger::async_logger( - std::string logger_name, - sinks_init_list sinks_list, - std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy) : - async_logger(std::move(logger_name), sinks_list.begin(), sinks_list.end(), std::move(tp), overflow_policy) -{ -} - -SPDLOG_INLINE spdlog::async_logger::async_logger( - std::string logger_name, - sink_ptr single_sink, - std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy) : - async_logger(std::move(logger_name), {std::move(single_sink)}, std::move(tp), overflow_policy) -{ -} - -// send the log message to the thread pool -SPDLOG_INLINE void spdlog::async_logger::sink_it_(const details::log_msg &msg) -{ - if(auto pool_ptr = thread_pool_.lock()) - { - pool_ptr->post_log(shared_from_this(), msg, overflow_policy_); - } - else - { - throw_spdlog_ex("async log: thread pool doesn't exist anymore"); - } -} - -// send flush request to the thread pool -SPDLOG_INLINE void spdlog::async_logger::flush_() -{ - if(auto pool_ptr = thread_pool_.lock()) - { - pool_ptr->post_flush(shared_from_this(), overflow_policy_); - } - else - { - throw_spdlog_ex("async flush: thread pool doesn't exist anymore"); - } -} - -// -// backend functions - called from the thread pool to do the actual job -// -SPDLOG_INLINE void spdlog::async_logger::backend_sink_it_(const details::log_msg &msg) -{ - for(auto &sink : sinks_) - { - if(sink->should_log(msg.level)) - { - SPDLOG_TRY - { - sink->log(msg); - } - SPDLOG_LOGGER_CATCH(msg.source) - } - } - - if(should_flush_(msg)) - { - backend_flush_(); - } -} - -SPDLOG_INLINE void spdlog::async_logger::backend_flush_() -{ - for(auto &sink : sinks_) - { - SPDLOG_TRY - { - sink->flush(); - } - SPDLOG_LOGGER_CATCH(source_loc()) - } -} - -SPDLOG_INLINE std::shared_ptr<spdlog::logger> spdlog::async_logger::clone(std::string new_name) -{ - auto cloned = std::make_shared<spdlog::async_logger>(*this); - cloned->name_ = std::move(new_name); - return cloned; -} diff --git a/include/spdlog/async_logger.h b/include/spdlog/async_logger.h deleted file mode 100644 index 7ec2fbb8a..000000000 --- a/include/spdlog/async_logger.h +++ /dev/null @@ -1,79 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// Fast asynchronous logger. -// Uses pre allocated queue. -// Creates a single back thread to pop messages from the queue and log them. -// -// Upon each log write the logger: -// 1. Checks if its log level is enough to log the message -// 2. Push a new copy of the message to a queue (or block the caller until -// space is available in the queue) -// Upon destruction, logs all remaining messages in the queue before -// destructing.. - -#include <spdlog/logger.h> - -namespace spdlog -{ - -// Async overflow policy - block by default. -enum class async_overflow_policy -{ - block, // Block until message can be enqueued - overrun_oldest // Discard oldest message in the queue if full when trying to - // add new item. -}; - -namespace details -{ - class thread_pool; -} - -class SPDLOG_API async_logger final : public std::enable_shared_from_this<async_logger>, public logger -{ - friend class details::thread_pool; - -public: - template <typename It> - async_logger( - std::string logger_name, - It begin, - It end, - std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy = async_overflow_policy::block) : - logger(std::move(logger_name), begin, end), thread_pool_(std::move(tp)), overflow_policy_(overflow_policy) - { - } - - async_logger( - std::string logger_name, - sinks_init_list sinks_list, - std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy = async_overflow_policy::block); - - async_logger( - std::string logger_name, - sink_ptr single_sink, - std::weak_ptr<details::thread_pool> tp, - async_overflow_policy overflow_policy = async_overflow_policy::block); - - std::shared_ptr<logger> clone(std::string new_name) override; - -protected: - void sink_it_(const details::log_msg &msg) override; - void flush_() override; - void backend_sink_it_(const details::log_msg &incoming_log_msg); - void backend_flush_(); - -private: - std::weak_ptr<details::thread_pool> thread_pool_; - async_overflow_policy overflow_policy_; -}; -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "async_logger-inl.h" -#endif diff --git a/include/spdlog/cfg/argv.h b/include/spdlog/cfg/argv.h deleted file mode 100644 index 264f2a88a..000000000 --- a/include/spdlog/cfg/argv.h +++ /dev/null @@ -1,46 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once -#include <spdlog/cfg/helpers.h> -#include <spdlog/details/registry.h> - -// -// Init log levels using each argv entry that starts with "SPDLOG_LEVEL=" -// -// set all loggers to debug level: -// example.exe "SPDLOG_LEVEL=debug" - -// set logger1 to trace level -// example.exe "SPDLOG_LEVEL=logger1=trace" - -// turn off all logging except for logger1 and logger2: -// example.exe "SPDLOG_LEVEL=off,logger1=debug,logger2=info" - -namespace spdlog -{ -namespace cfg -{ - - // search for SPDLOG_LEVEL= in the args and use it to init the levels - inline void load_argv_levels(int argc, const char **argv) - { - const std::string spdlog_level_prefix = "SPDLOG_LEVEL="; - for(int i = 1; i < argc; i++) - { - std::string arg = argv[i]; - if(arg.find(spdlog_level_prefix) == 0) - { - auto levels_string = arg.substr(spdlog_level_prefix.size()); - helpers::load_levels(levels_string); - } - } - } - - inline void load_argv_levels(int argc, char **argv) - { - load_argv_levels(argc, const_cast<const char **>(argv)); - } - -} // namespace cfg -} // namespace spdlog diff --git a/include/spdlog/cfg/env.h b/include/spdlog/cfg/env.h deleted file mode 100644 index 7102370df..000000000 --- a/include/spdlog/cfg/env.h +++ /dev/null @@ -1,40 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once -#include <spdlog/cfg/helpers.h> -#include <spdlog/details/os.h> -#include <spdlog/details/registry.h> - -// -// Init levels and patterns from env variables SPDLOG_LEVEL -// Inspired from Rust's "env_logger" crate (https://crates.io/crates/env_logger). -// Note - fallback to "info" level on unrecognized levels -// -// Examples: -// -// set global level to debug: -// export SPDLOG_LEVEL=debug -// -// turn off all logging except for logger1: -// export SPDLOG_LEVEL="*=off,logger1=debug" -// - -// turn off all logging except for logger1 and logger2: -// export SPDLOG_LEVEL="off,logger1=debug,logger2=info" - -namespace spdlog -{ -namespace cfg -{ - inline void load_env_levels() - { - auto env_val = details::os::getenv("SPDLOG_LEVEL"); - if(!env_val.empty()) - { - helpers::load_levels(env_val); - } - } - -} // namespace cfg -} // namespace spdlog diff --git a/include/spdlog/cfg/helpers-inl.h b/include/spdlog/cfg/helpers-inl.h deleted file mode 100644 index 48129777e..000000000 --- a/include/spdlog/cfg/helpers-inl.h +++ /dev/null @@ -1,125 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/cfg/helpers.h> -#endif - -#include <algorithm> -#include <spdlog/details/os.h> -#include <spdlog/details/registry.h> -#include <spdlog/spdlog.h> -#include <sstream> -#include <string> -#include <utility> - -namespace spdlog -{ -namespace cfg -{ - namespace helpers - { - - // inplace convert to lowercase - inline std::string &to_lower_(std::string &str) - { - std::transform( - str.begin(), - str.end(), - str.begin(), - [](char ch) { return static_cast<char>((ch >= 'A' && ch <= 'Z') ? ch + ('a' - 'A') : ch); }); - return str; - } - - // inplace trim spaces - inline std::string &trim_(std::string &str) - { - const char *spaces = " \n\r\t"; - str.erase(str.find_last_not_of(spaces) + 1); - str.erase(0, str.find_first_not_of(spaces)); - return str; - } - - // return (name,value) trimmed pair from given "name=value" string. - // return empty string on missing parts - // "key=val" => ("key", "val") - // " key = val " => ("key", "val") - // "key=" => ("key", "") - // "val" => ("", "val") - - inline std::pair<std::string, std::string> extract_kv_(char sep, const std::string &str) - { - auto n = str.find(sep); - std::string k, v; - if(n == std::string::npos) - { - v = str; - } - else - { - k = str.substr(0, n); - v = str.substr(n + 1); - } - return std::make_pair(trim_(k), trim_(v)); - } - - // return vector of key/value pairs from sequence of "K1=V1,K2=V2,.." - // "a=AAA,b=BBB,c=CCC,.." => {("a","AAA"),("b","BBB"),("c", "CCC"),...} - inline std::unordered_map<std::string, std::string> extract_key_vals_(const std::string &str) - { - std::string token; - std::istringstream token_stream(str); - std::unordered_map<std::string, std::string> rv{}; - while(std::getline(token_stream, token, ',')) - { - if(token.empty()) - { - continue; - } - auto kv = extract_kv_('=', token); - rv[kv.first] = kv.second; - } - return rv; - } - - SPDLOG_INLINE void load_levels(const std::string &input) - { - if(input.empty() || input.size() > 512) - { - return; - } - - auto key_vals = extract_key_vals_(input); - std::unordered_map<std::string, level::level_enum> levels; - level::level_enum global_level = level::info; - bool global_level_found = false; - - for(auto &name_level : key_vals) - { - auto &logger_name = name_level.first; - auto level_name = to_lower_(name_level.second); - auto level = level::from_str(level_name); - // ignore unrecognized level names - if(level == level::off && level_name != "off") - { - continue; - } - if(logger_name.empty()) // no logger name indicate global level - { - global_level_found = true; - global_level = level; - } - else - { - levels[logger_name] = level; - } - } - - details::registry::instance().set_levels(std::move(levels), global_level_found ? &global_level : nullptr); - } - - } // namespace helpers -} // namespace cfg -} // namespace spdlog diff --git a/include/spdlog/cfg/helpers.h b/include/spdlog/cfg/helpers.h deleted file mode 100644 index 5312c3dfb..000000000 --- a/include/spdlog/cfg/helpers.h +++ /dev/null @@ -1,32 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/common.h> -#include <unordered_map> - -namespace spdlog -{ -namespace cfg -{ - namespace helpers - { - // - // Init levels from given string - // - // Examples: - // - // set global level to debug: "debug" - // turn off all logging except for logger1: "off,logger1=debug" - // turn off all logging except for logger1 and logger2: "off,logger1=debug,logger2=info" - // - SPDLOG_API void load_levels(const std::string &txt); - } // namespace helpers - -} // namespace cfg -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "helpers-inl.h" -#endif // SPDLOG_HEADER_ONLY diff --git a/include/spdlog/common-inl.h b/include/spdlog/common-inl.h deleted file mode 100644 index 5ebcf69a5..000000000 --- a/include/spdlog/common-inl.h +++ /dev/null @@ -1,82 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/common.h> -#endif - -#include <algorithm> -#include <iterator> - -namespace spdlog -{ -namespace level -{ - -#if __cplusplus >= 201703L - constexpr -#endif - static string_view_t level_string_views[] SPDLOG_LEVEL_NAMES; - - static const char *short_level_names[] SPDLOG_SHORT_LEVEL_NAMES; - - SPDLOG_INLINE const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT - { - return level_string_views[l]; - } - - SPDLOG_INLINE const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT - { - return short_level_names[l]; - } - - SPDLOG_INLINE spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT - { - auto it = std::find(std::begin(level_string_views), std::end(level_string_views), name); - if(it != std::end(level_string_views)) - return static_cast<level::level_enum>(std::distance(std::begin(level_string_views), it)); - - // check also for "warn" and "err" before giving up.. - if(name == "warn") - { - return level::warn; - } - if(name == "err") - { - return level::err; - } - return level::off; - } -} // namespace level - -SPDLOG_INLINE spdlog_ex::spdlog_ex(std::string msg) : msg_(std::move(msg)) {} - -SPDLOG_INLINE spdlog_ex::spdlog_ex(const std::string &msg, int last_errno) -{ -#ifdef SPDLOG_USE_STD_FORMAT - msg_ = std::system_error(std::error_code(last_errno, std::generic_category()), msg).what(); -#else - memory_buf_t outbuf; - fmt::format_system_error(outbuf, last_errno, msg.c_str()); - msg_ = fmt::to_string(outbuf); -#endif -} - -SPDLOG_INLINE const char *spdlog_ex::what() const SPDLOG_NOEXCEPT -{ - return msg_.c_str(); -} - -SPDLOG_INLINE void throw_spdlog_ex(const std::string &msg, int last_errno) -{ - SPDLOG_THROW(spdlog_ex(msg, last_errno)); -} - -SPDLOG_INLINE void throw_spdlog_ex(std::string msg) -{ - SPDLOG_THROW(spdlog_ex(std::move(msg))); -} - -} // namespace spdlog diff --git a/include/spdlog/common.h b/include/spdlog/common.h deleted file mode 100644 index 127d7a672..000000000 --- a/include/spdlog/common.h +++ /dev/null @@ -1,415 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <atomic> -#include <chrono> -#include <cstdio> -#include <exception> -#include <functional> -#include <initializer_list> -#include <memory> -#include <spdlog/details/null_mutex.h> -#include <spdlog/tweakme.h> -#include <string> -#include <type_traits> - -#ifdef SPDLOG_USE_STD_FORMAT -#include <version> -#if __cpp_lib_format >= 202207L -#include <format> -#else -#include <string_view> -#endif -#endif - -#ifdef SPDLOG_COMPILED_LIB -#undef SPDLOG_HEADER_ONLY -#if defined(SPDLOG_SHARED_LIB) -#if defined(_WIN32) -#ifdef spdlog_EXPORTS -#define SPDLOG_API __declspec(dllexport) -#else // !spdlog_EXPORTS -#define SPDLOG_API __declspec(dllimport) -#endif -#else // !defined(_WIN32) -#define SPDLOG_API __attribute__((visibility("default"))) -#endif -#else // !defined(SPDLOG_SHARED_LIB) -#define SPDLOG_API -#endif -#define SPDLOG_INLINE -#else // !defined(SPDLOG_COMPILED_LIB) -#define SPDLOG_API -#define SPDLOG_HEADER_ONLY -#define SPDLOG_INLINE inline -#endif // #ifdef SPDLOG_COMPILED_LIB - -#include <spdlog/fmt/fmt.h> - -#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION >= 80000 // backward compatibility with fmt versions older than 8 -#define SPDLOG_FMT_RUNTIME(format_string) fmt::runtime(format_string) -#define SPDLOG_FMT_STRING(format_string) FMT_STRING(format_string) -#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) -#include <spdlog/fmt/xchar.h> -#endif -#else -#define SPDLOG_FMT_RUNTIME(format_string) format_string -#define SPDLOG_FMT_STRING(format_string) format_string -#endif - -// visual studio up to 2013 does not support noexcept nor constexpr -#if defined(_MSC_VER) && (_MSC_VER < 1900) -#define SPDLOG_NOEXCEPT _NOEXCEPT -#define SPDLOG_CONSTEXPR -#define SPDLOG_CONSTEXPR_FUNC inline -#else -#define SPDLOG_NOEXCEPT noexcept -#define SPDLOG_CONSTEXPR constexpr -#if __cplusplus >= 201402L -#define SPDLOG_CONSTEXPR_FUNC constexpr -#else -#define SPDLOG_CONSTEXPR_FUNC inline -#endif -#endif - -#if defined(__GNUC__) || defined(__clang__) -#define SPDLOG_DEPRECATED __attribute__((deprecated)) -#elif defined(_MSC_VER) -#define SPDLOG_DEPRECATED __declspec(deprecated) -#else -#define SPDLOG_DEPRECATED -#endif - -// disable thread local on msvc 2013 -#ifndef SPDLOG_NO_TLS -#if(defined(_MSC_VER) && (_MSC_VER < 1900)) || defined(__cplusplus_winrt) -#define SPDLOG_NO_TLS 1 -#endif -#endif - -#ifndef SPDLOG_FUNCTION -#define SPDLOG_FUNCTION static_cast<const char *>(__FUNCTION__) -#endif - -#ifdef SPDLOG_NO_EXCEPTIONS -#define SPDLOG_TRY -#define SPDLOG_THROW(ex) \ - do \ - { \ - printf("spdlog fatal error: %s\n", ex.what()); \ - std::abort(); \ - } while(0) -#define SPDLOG_CATCH_STD -#else -#define SPDLOG_TRY try -#define SPDLOG_THROW(ex) throw(ex) -#define SPDLOG_CATCH_STD \ - catch(const std::exception &) {} -#endif - -namespace spdlog -{ - -class formatter; - -namespace sinks -{ - class sink; -} - -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) -using filename_t = std::wstring; -// allow macro expansion to occur in SPDLOG_FILENAME_T -#define SPDLOG_FILENAME_T_INNER(s) L##s -#define SPDLOG_FILENAME_T(s) SPDLOG_FILENAME_T_INNER(s) -#else -using filename_t = std::string; -#define SPDLOG_FILENAME_T(s) s -#endif - -using log_clock = std::chrono::system_clock; -using sink_ptr = std::shared_ptr<sinks::sink>; -using sinks_init_list = std::initializer_list<sink_ptr>; -using err_handler = std::function<void(const std::string &err_msg)>; -#ifdef SPDLOG_USE_STD_FORMAT -namespace fmt_lib = std; - -using string_view_t = std::string_view; -using memory_buf_t = std::string; - -template <typename... Args> -#if __cpp_lib_format >= 202207L -using format_string_t = std::format_string<Args...>; -#else -using format_string_t = std::string_view; -#endif - -template <class T, class Char = char> -struct is_convertible_to_basic_format_string - : std::integral_constant<bool, std::is_convertible<T, std::basic_string_view<Char>>::value> -{ -}; - -#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) -using wstring_view_t = std::wstring_view; -using wmemory_buf_t = std::wstring; - -template <typename... Args> -#if __cpp_lib_format >= 202207L -using wformat_string_t = std::wformat_string<Args...>; -#else -using wformat_string_t = std::wstring_view; -#endif -#endif -#define SPDLOG_BUF_TO_STRING(x) x -#else // use fmt lib instead of std::format -namespace fmt_lib = fmt; - -using string_view_t = fmt::basic_string_view<char>; -using memory_buf_t = fmt::basic_memory_buffer<char, 250>; - -template <typename... Args> -using format_string_t = fmt::format_string<Args...>; - -template <class T> -using remove_cvref_t = typename std::remove_cv<typename std::remove_reference<T>::type>::type; - -// clang doesn't like SFINAE disabled constructor in std::is_convertible<> so have to repeat the condition from -// basic_format_string here, in addition, fmt::basic_runtime<Char> is only convertible to basic_format_string<Char> but -// not basic_string_view<Char> -template <class T, class Char = char> -struct is_convertible_to_basic_format_string : std::integral_constant< - bool, - std::is_convertible<T, fmt::basic_string_view<Char>>::value || - std::is_same<remove_cvref_t<T>, fmt::basic_runtime<Char>>::value> -{ -}; - -#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) -using wstring_view_t = fmt::basic_string_view<wchar_t>; -using wmemory_buf_t = fmt::basic_memory_buffer<wchar_t, 250>; - -template <typename... Args> -using wformat_string_t = fmt::wformat_string<Args...>; -#endif -#define SPDLOG_BUF_TO_STRING(x) fmt::to_string(x) -#endif - -#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT -#ifndef _WIN32 -#error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows -#endif // _WIN32 -#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT - -template <class T> -struct is_convertible_to_any_format_string : std::integral_constant< - bool, - is_convertible_to_basic_format_string<T, char>::value || - is_convertible_to_basic_format_string<T, wchar_t>::value> -{ -}; - -#if defined(SPDLOG_NO_ATOMIC_LEVELS) -using level_t = details::null_atomic_int; -#else -using level_t = std::atomic<int>; -#endif - -#define SPDLOG_LEVEL_TRACE 0 -#define SPDLOG_LEVEL_DEBUG 1 -#define SPDLOG_LEVEL_INFO 2 -#define SPDLOG_LEVEL_WARN 3 -#define SPDLOG_LEVEL_ERROR 4 -#define SPDLOG_LEVEL_CRITICAL 5 -#define SPDLOG_LEVEL_OFF 6 - -#if !defined(SPDLOG_ACTIVE_LEVEL) -#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO -#endif - -// Log level enum -namespace level -{ - enum level_enum : int - { - trace = SPDLOG_LEVEL_TRACE, - debug = SPDLOG_LEVEL_DEBUG, - info = SPDLOG_LEVEL_INFO, - warn = SPDLOG_LEVEL_WARN, - err = SPDLOG_LEVEL_ERROR, - critical = SPDLOG_LEVEL_CRITICAL, - off = SPDLOG_LEVEL_OFF, - n_levels - }; - -#define SPDLOG_LEVEL_NAME_TRACE spdlog::string_view_t("trace", 5) -#define SPDLOG_LEVEL_NAME_DEBUG spdlog::string_view_t("debug", 5) -#define SPDLOG_LEVEL_NAME_INFO spdlog::string_view_t("info", 4) -#define SPDLOG_LEVEL_NAME_WARNING spdlog::string_view_t("warning", 7) -#define SPDLOG_LEVEL_NAME_ERROR spdlog::string_view_t("error", 5) -#define SPDLOG_LEVEL_NAME_CRITICAL spdlog::string_view_t("critical", 8) -#define SPDLOG_LEVEL_NAME_OFF spdlog::string_view_t("off", 3) - -#if !defined(SPDLOG_LEVEL_NAMES) -#define SPDLOG_LEVEL_NAMES \ - { \ - SPDLOG_LEVEL_NAME_TRACE, SPDLOG_LEVEL_NAME_DEBUG, SPDLOG_LEVEL_NAME_INFO, SPDLOG_LEVEL_NAME_WARNING, \ - SPDLOG_LEVEL_NAME_ERROR, SPDLOG_LEVEL_NAME_CRITICAL, SPDLOG_LEVEL_NAME_OFF \ - } -#endif - -#if !defined(SPDLOG_SHORT_LEVEL_NAMES) - -#define SPDLOG_SHORT_LEVEL_NAMES \ - { \ - "T", "D", "I", "W", "E", "C", "O" \ - } -#endif - - SPDLOG_API const string_view_t &to_string_view(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; - SPDLOG_API const char *to_short_c_str(spdlog::level::level_enum l) SPDLOG_NOEXCEPT; - SPDLOG_API spdlog::level::level_enum from_str(const std::string &name) SPDLOG_NOEXCEPT; - -} // namespace level - -// -// Color mode used by sinks with color support. -// -enum class color_mode -{ - always, - automatic, - never -}; - -// -// Pattern time - specific time getting to use for pattern_formatter. -// local time by default -// -enum class pattern_time_type -{ - local, // log localtime - utc // log utc -}; - -// -// Log exception -// -class SPDLOG_API spdlog_ex : public std::exception -{ -public: - explicit spdlog_ex(std::string msg); - spdlog_ex(const std::string &msg, int last_errno); - const char *what() const SPDLOG_NOEXCEPT override; - -private: - std::string msg_; -}; - -[[noreturn]] SPDLOG_API void throw_spdlog_ex(const std::string &msg, int last_errno); -[[noreturn]] SPDLOG_API void throw_spdlog_ex(std::string msg); - -struct source_loc -{ - SPDLOG_CONSTEXPR source_loc() = default; - SPDLOG_CONSTEXPR source_loc(const char *filename_in, int line_in, const char *funcname_in) : - filename{filename_in}, line{line_in}, funcname{funcname_in} - { - } - - SPDLOG_CONSTEXPR bool empty() const SPDLOG_NOEXCEPT { return line == 0; } - const char *filename{nullptr}; - int line{0}; - const char *funcname{nullptr}; -}; - -struct file_event_handlers -{ - file_event_handlers() : before_open(nullptr), after_open(nullptr), before_close(nullptr), after_close(nullptr) {} - - std::function<void(const filename_t &filename)> before_open; - std::function<void(const filename_t &filename, std::FILE *file_stream)> after_open; - std::function<void(const filename_t &filename, std::FILE *file_stream)> before_close; - std::function<void(const filename_t &filename)> after_close; -}; - -namespace details -{ - - // to_string_view - - SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(const memory_buf_t &buf) SPDLOG_NOEXCEPT - { - return spdlog::string_view_t{buf.data(), buf.size()}; - } - - SPDLOG_CONSTEXPR_FUNC spdlog::string_view_t to_string_view(spdlog::string_view_t str) SPDLOG_NOEXCEPT - { - return str; - } - -#if defined(SPDLOG_WCHAR_FILENAMES) || defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) - SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(const wmemory_buf_t &buf) SPDLOG_NOEXCEPT - { - return spdlog::wstring_view_t{buf.data(), buf.size()}; - } - - SPDLOG_CONSTEXPR_FUNC spdlog::wstring_view_t to_string_view(spdlog::wstring_view_t str) SPDLOG_NOEXCEPT - { - return str; - } -#endif - -#ifndef SPDLOG_USE_STD_FORMAT - template <typename T, typename... Args> - inline fmt::basic_string_view<T> to_string_view(fmt::basic_format_string<T, Args...> fmt) - { - return fmt; - } -#elif __cpp_lib_format >= 202207L - template <typename T, typename... Args> - SPDLOG_CONSTEXPR_FUNC std::basic_string_view<T> - to_string_view(std::basic_format_string<T, Args...> fmt) SPDLOG_NOEXCEPT - { - return fmt.get(); - } -#endif - - // make_unique support for pre c++14 - -#if __cplusplus >= 201402L // C++14 and beyond - using std::enable_if_t; - using std::make_unique; -#else - template <bool B, class T = void> - using enable_if_t = typename std::enable_if<B, T>::type; - - template <typename T, typename... Args> - std::unique_ptr<T> make_unique(Args &&...args) - { - static_assert(!std::is_array<T>::value, "arrays not supported"); - return std::unique_ptr<T>(new T(std::forward<Args>(args)...)); - } -#endif - - // to avoid useless casts (see https://github.com/nlohmann/json/issues/2893#issuecomment-889152324) - template <typename T, typename U, enable_if_t<!std::is_same<T, U>::value, int> = 0> - constexpr T conditional_static_cast(U value) - { - return static_cast<T>(value); - } - - template <typename T, typename U, enable_if_t<std::is_same<T, U>::value, int> = 0> - constexpr T conditional_static_cast(U value) - { - return value; - } - -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "common-inl.h" -#endif diff --git a/include/spdlog/details/backtracer-inl.h b/include/spdlog/details/backtracer-inl.h deleted file mode 100644 index 19f73fcca..000000000 --- a/include/spdlog/details/backtracer-inl.h +++ /dev/null @@ -1,71 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/backtracer.h> -#endif -namespace spdlog -{ -namespace details -{ - SPDLOG_INLINE backtracer::backtracer(const backtracer &other) - { - std::lock_guard<std::mutex> lock(other.mutex_); - enabled_ = other.enabled(); - messages_ = other.messages_; - } - - SPDLOG_INLINE backtracer::backtracer(backtracer &&other) SPDLOG_NOEXCEPT - { - std::lock_guard<std::mutex> lock(other.mutex_); - enabled_ = other.enabled(); - messages_ = std::move(other.messages_); - } - - SPDLOG_INLINE backtracer &backtracer::operator=(backtracer other) - { - std::lock_guard<std::mutex> lock(mutex_); - enabled_ = other.enabled(); - messages_ = std::move(other.messages_); - return *this; - } - - SPDLOG_INLINE void backtracer::enable(size_t size) - { - std::lock_guard<std::mutex> lock{mutex_}; - enabled_.store(true, std::memory_order_relaxed); - messages_ = circular_q<log_msg_buffer>{size}; - } - - SPDLOG_INLINE void backtracer::disable() - { - std::lock_guard<std::mutex> lock{mutex_}; - enabled_.store(false, std::memory_order_relaxed); - } - - SPDLOG_INLINE bool backtracer::enabled() const - { - return enabled_.load(std::memory_order_relaxed); - } - - SPDLOG_INLINE void backtracer::push_back(const log_msg &msg) - { - std::lock_guard<std::mutex> lock{mutex_}; - messages_.push_back(log_msg_buffer{msg}); - } - - // pop all items in the q and apply the given fun on each of them. - SPDLOG_INLINE void backtracer::foreach_pop(std::function<void(const details::log_msg &)> fun) - { - std::lock_guard<std::mutex> lock{mutex_}; - while(!messages_.empty()) - { - auto &front_msg = messages_.front(); - fun(front_msg); - messages_.pop_front(); - } - } -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/backtracer.h b/include/spdlog/details/backtracer.h deleted file mode 100644 index c7709289c..000000000 --- a/include/spdlog/details/backtracer.h +++ /dev/null @@ -1,46 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <atomic> -#include <functional> -#include <mutex> -#include <spdlog/details/circular_q.h> -#include <spdlog/details/log_msg_buffer.h> - -// Store log messages in circular buffer. -// Useful for storing debug data in case of error/warning happens. - -namespace spdlog -{ -namespace details -{ - class SPDLOG_API backtracer - { - mutable std::mutex mutex_; - std::atomic<bool> enabled_{false}; - circular_q<log_msg_buffer> messages_; - - public: - backtracer() = default; - backtracer(const backtracer &other); - - backtracer(backtracer &&other) SPDLOG_NOEXCEPT; - backtracer &operator=(backtracer other); - - void enable(size_t size); - void disable(); - bool enabled() const; - void push_back(const log_msg &msg); - - // pop all items in the q and apply the given fun on each of them. - void foreach_pop(std::function<void(const details::log_msg &)> fun); - }; - -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "backtracer-inl.h" -#endif diff --git a/include/spdlog/details/circular_q.h b/include/spdlog/details/circular_q.h deleted file mode 100644 index 1fd067a0b..000000000 --- a/include/spdlog/details/circular_q.h +++ /dev/null @@ -1,129 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -// circular q view of std::vector. -#pragma once - -#include <cassert> -#include <vector> - -namespace spdlog -{ -namespace details -{ - template <typename T> - class circular_q - { - size_t max_items_ = 0; - typename std::vector<T>::size_type head_ = 0; - typename std::vector<T>::size_type tail_ = 0; - size_t overrun_counter_ = 0; - std::vector<T> v_; - - public: - using value_type = T; - - // empty ctor - create a disabled queue with no elements allocated at all - circular_q() = default; - - explicit circular_q(size_t max_items) : - max_items_(max_items + 1) // one item is reserved as marker for full q - , - v_(max_items_) - { - } - - circular_q(const circular_q &) = default; - circular_q &operator=(const circular_q &) = default; - - // move cannot be default, - // since we need to reset head_, tail_, etc to zero in the moved object - circular_q(circular_q &&other) SPDLOG_NOEXCEPT { copy_moveable(std::move(other)); } - - circular_q &operator=(circular_q &&other) SPDLOG_NOEXCEPT - { - copy_moveable(std::move(other)); - return *this; - } - - // push back, overrun (oldest) item if no room left - void push_back(T &&item) - { - if(max_items_ > 0) - { - v_[tail_] = std::move(item); - tail_ = (tail_ + 1) % max_items_; - - if(tail_ == head_) // overrun last item if full - { - head_ = (head_ + 1) % max_items_; - ++overrun_counter_; - } - } - } - - // Return reference to the front item. - // If there are no elements in the container, the behavior is undefined. - const T &front() const { return v_[head_]; } - - T &front() { return v_[head_]; } - - // Return number of elements actually stored - size_t size() const - { - if(tail_ >= head_) - { - return tail_ - head_; - } - else - { - return max_items_ - (head_ - tail_); - } - } - - // Return const reference to item by index. - // If index is out of range 0…size()-1, the behavior is undefined. - const T &at(size_t i) const - { - assert(i < size()); - return v_[(head_ + i) % max_items_]; - } - - // Pop item from front. - // If there are no elements in the container, the behavior is undefined. - void pop_front() { head_ = (head_ + 1) % max_items_; } - - bool empty() const { return tail_ == head_; } - - bool full() const - { - // head is ahead of the tail by 1 - if(max_items_ > 0) - { - return ((tail_ + 1) % max_items_) == head_; - } - return false; - } - - size_t overrun_counter() const { return overrun_counter_; } - - void reset_overrun_counter() { overrun_counter_ = 0; } - - private: - // copy from other&& and reset it to disabled state - void copy_moveable(circular_q &&other) SPDLOG_NOEXCEPT - { - max_items_ = other.max_items_; - head_ = other.head_; - tail_ = other.tail_; - overrun_counter_ = other.overrun_counter_; - v_ = std::move(other.v_); - - // put &&other in disabled, but valid state - other.max_items_ = 0; - other.head_ = other.tail_ = 0; - other.overrun_counter_ = 0; - } - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/console_globals.h b/include/spdlog/details/console_globals.h deleted file mode 100644 index 67295c6f8..000000000 --- a/include/spdlog/details/console_globals.h +++ /dev/null @@ -1,34 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <mutex> -#include <spdlog/details/null_mutex.h> - -namespace spdlog -{ -namespace details -{ - - struct console_mutex - { - using mutex_t = std::mutex; - static mutex_t &mutex() - { - static mutex_t s_mutex; - return s_mutex; - } - }; - - struct console_nullmutex - { - using mutex_t = null_mutex; - static mutex_t &mutex() - { - static mutex_t s_mutex; - return s_mutex; - } - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/file_helper-inl.h b/include/spdlog/details/file_helper-inl.h deleted file mode 100644 index ae4b9df30..000000000 --- a/include/spdlog/details/file_helper-inl.h +++ /dev/null @@ -1,173 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/file_helper.h> -#endif - -#include <cerrno> -#include <chrono> -#include <cstdio> -#include <spdlog/common.h> -#include <spdlog/details/os.h> -#include <string> -#include <thread> -#include <tuple> - -namespace spdlog -{ -namespace details -{ - - SPDLOG_INLINE file_helper::file_helper(const file_event_handlers &event_handlers) : event_handlers_(event_handlers) - { - } - - SPDLOG_INLINE file_helper::~file_helper() - { - close(); - } - - SPDLOG_INLINE void file_helper::open(const filename_t &fname, bool truncate) - { - close(); - filename_ = fname; - - auto *mode = SPDLOG_FILENAME_T("ab"); - auto *trunc_mode = SPDLOG_FILENAME_T("wb"); - - if(event_handlers_.before_open) - { - event_handlers_.before_open(filename_); - } - for(int tries = 0; tries < open_tries_; ++tries) - { - // create containing folder if not exists already. - os::create_dir(os::dir_name(fname)); - if(truncate) - { - // Truncate by opening-and-closing a tmp file in "wb" mode, always - // opening the actual log-we-write-to in "ab" mode, since that - // interacts more politely with eternal processes that might - // rotate/truncate the file underneath us. - std::FILE *tmp; - if(os::fopen_s(&tmp, fname, trunc_mode)) - { - continue; - } - std::fclose(tmp); - } - if(!os::fopen_s(&fd_, fname, mode)) - { - if(event_handlers_.after_open) - { - event_handlers_.after_open(filename_, fd_); - } - return; - } - - details::os::sleep_for_millis(open_interval_); - } - - throw_spdlog_ex("Failed opening file " + os::filename_to_str(filename_) + " for writing", errno); - } - - SPDLOG_INLINE void file_helper::reopen(bool truncate) - { - if(filename_.empty()) - { - throw_spdlog_ex("Failed re opening file - was not opened before"); - } - this->open(filename_, truncate); - } - - SPDLOG_INLINE void file_helper::flush() - { - if(std::fflush(fd_) != 0) - { - throw_spdlog_ex("Failed flush to file " + os::filename_to_str(filename_), errno); - } - } - - SPDLOG_INLINE void file_helper::close() - { - if(fd_ != nullptr) - { - if(event_handlers_.before_close) - { - event_handlers_.before_close(filename_, fd_); - } - - std::fclose(fd_); - fd_ = nullptr; - - if(event_handlers_.after_close) - { - event_handlers_.after_close(filename_); - } - } - } - - SPDLOG_INLINE void file_helper::write(const memory_buf_t &buf) - { - size_t msg_size = buf.size(); - auto data = buf.data(); - if(std::fwrite(data, 1, msg_size, fd_) != msg_size) - { - throw_spdlog_ex("Failed writing to file " + os::filename_to_str(filename_), errno); - } - } - - SPDLOG_INLINE size_t file_helper::size() const - { - if(fd_ == nullptr) - { - throw_spdlog_ex("Cannot use size() on closed file " + os::filename_to_str(filename_)); - } - return os::filesize(fd_); - } - - SPDLOG_INLINE const filename_t &file_helper::filename() const - { - return filename_; - } - - // - // return file path and its extension: - // - // "mylog.txt" => ("mylog", ".txt") - // "mylog" => ("mylog", "") - // "mylog." => ("mylog.", "") - // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") - // - // the starting dot in filenames is ignored (hidden files): - // - // ".mylog" => (".mylog". "") - // "my_folder/.mylog" => ("my_folder/.mylog", "") - // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") - SPDLOG_INLINE std::tuple<filename_t, filename_t> file_helper::split_by_extension(const filename_t &fname) - { - auto ext_index = fname.rfind('.'); - - // no valid extension found - return whole path and empty string as - // extension - if(ext_index == filename_t::npos || ext_index == 0 || ext_index == fname.size() - 1) - { - return std::make_tuple(fname, filename_t()); - } - - // treat cases like "/etc/rc.d/somelogfile or "/abc/.hiddenfile" - auto folder_index = fname.find_last_of(details::os::folder_seps_filename); - if(folder_index != filename_t::npos && folder_index >= ext_index - 1) - { - return std::make_tuple(fname, filename_t()); - } - - // finally - return a valid base and extension tuple - return std::make_tuple(fname.substr(0, ext_index), fname.substr(ext_index)); - } - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/file_helper.h b/include/spdlog/details/file_helper.h deleted file mode 100644 index b6b558ea3..000000000 --- a/include/spdlog/details/file_helper.h +++ /dev/null @@ -1,63 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/common.h> -#include <tuple> - -namespace spdlog -{ -namespace details -{ - - // Helper class for file sinks. - // When failing to open a file, retry several times(5) with a delay interval(10 ms). - // Throw spdlog_ex exception on errors. - - class SPDLOG_API file_helper - { - public: - file_helper() = default; - explicit file_helper(const file_event_handlers &event_handlers); - - file_helper(const file_helper &) = delete; - file_helper &operator=(const file_helper &) = delete; - ~file_helper(); - - void open(const filename_t &fname, bool truncate = false); - void reopen(bool truncate); - void flush(); - void close(); - void write(const memory_buf_t &buf); - size_t size() const; - const filename_t &filename() const; - - // - // return file path and its extension: - // - // "mylog.txt" => ("mylog", ".txt") - // "mylog" => ("mylog", "") - // "mylog." => ("mylog.", "") - // "/dir1/dir2/mylog.txt" => ("/dir1/dir2/mylog", ".txt") - // - // the starting dot in filenames is ignored (hidden files): - // - // ".mylog" => (".mylog". "") - // "my_folder/.mylog" => ("my_folder/.mylog", "") - // "my_folder/.mylog.txt" => ("my_folder/.mylog", ".txt") - static std::tuple<filename_t, filename_t> split_by_extension(const filename_t &fname); - - private: - const int open_tries_ = 5; - const unsigned int open_interval_ = 10; - std::FILE *fd_{nullptr}; - filename_t filename_; - file_event_handlers event_handlers_; - }; -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "file_helper-inl.h" -#endif diff --git a/include/spdlog/details/fmt_helper.h b/include/spdlog/details/fmt_helper.h deleted file mode 100644 index 40560c721..000000000 --- a/include/spdlog/details/fmt_helper.h +++ /dev/null @@ -1,167 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -#pragma once - -#include <chrono> -#include <iterator> -#include <spdlog/common.h> -#include <spdlog/fmt/fmt.h> -#include <type_traits> - -#ifdef SPDLOG_USE_STD_FORMAT -#include <charconv> -#include <limits> -#endif - -// Some fmt helpers to efficiently format and pad ints and strings -namespace spdlog -{ -namespace details -{ - namespace fmt_helper - { - - inline void append_string_view(spdlog::string_view_t view, memory_buf_t &dest) - { - auto *buf_ptr = view.data(); - dest.append(buf_ptr, buf_ptr + view.size()); - } - -#ifdef SPDLOG_USE_STD_FORMAT - template <typename T> - inline void append_int(T n, memory_buf_t &dest) - { - // Buffer should be large enough to hold all digits (digits10 + 1) and a sign - SPDLOG_CONSTEXPR const auto BUF_SIZE = std::numeric_limits<T>::digits10 + 2; - char buf[BUF_SIZE]; - - auto [ptr, ec] = std::to_chars(buf, buf + BUF_SIZE, n, 10); - if(ec == std::errc()) - { - dest.append(buf, ptr); - } - else - { - throw_spdlog_ex("Failed to format int", static_cast<int>(ec)); - } - } -#else - template <typename T> - inline void append_int(T n, memory_buf_t &dest) - { - fmt::format_int i(n); - dest.append(i.data(), i.data() + i.size()); - } -#endif - - template <typename T> - SPDLOG_CONSTEXPR_FUNC unsigned int count_digits_fallback(T n) - { - // taken from fmt: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/format.h#L899-L912 - unsigned int count = 1; - for(;;) - { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if(n < 10) - return count; - if(n < 100) - return count + 1; - if(n < 1000) - return count + 2; - if(n < 10000) - return count + 3; - n /= 10000u; - count += 4; - } - } - - template <typename T> - inline unsigned int count_digits(T n) - { - using count_type = typename std::conditional<(sizeof(T) > sizeof(uint32_t)), uint64_t, uint32_t>::type; -#ifdef SPDLOG_USE_STD_FORMAT - return count_digits_fallback(static_cast<count_type>(n)); -#else - return static_cast<unsigned int>(fmt:: -// fmt 7.0.0 renamed the internal namespace to detail. -// See: https://github.com/fmtlib/fmt/issues/1538 -#if FMT_VERSION < 70000 - internal -#else - detail -#endif - ::count_digits(static_cast<count_type>(n))); -#endif - } - - inline void pad2(int n, memory_buf_t &dest) - { - if(n >= 0 && n < 100) // 0-99 - { - dest.push_back(static_cast<char>('0' + n / 10)); - dest.push_back(static_cast<char>('0' + n % 10)); - } - else // unlikely, but just in case, let fmt deal with it - { - fmt_lib::format_to(std::back_inserter(dest), SPDLOG_FMT_STRING("{:02}"), n); - } - } - - template <typename T> - inline void pad_uint(T n, unsigned int width, memory_buf_t &dest) - { - static_assert(std::is_unsigned<T>::value, "pad_uint must get unsigned T"); - for(auto digits = count_digits(n); digits < width; digits++) - { - dest.push_back('0'); - } - append_int(n, dest); - } - - template <typename T> - inline void pad3(T n, memory_buf_t &dest) - { - static_assert(std::is_unsigned<T>::value, "pad3 must get unsigned T"); - if(n < 1000) - { - dest.push_back(static_cast<char>(n / 100 + '0')); - n = n % 100; - dest.push_back(static_cast<char>((n / 10) + '0')); - dest.push_back(static_cast<char>((n % 10) + '0')); - } - else - { - append_int(n, dest); - } - } - - template <typename T> - inline void pad6(T n, memory_buf_t &dest) - { - pad_uint(n, 6, dest); - } - - template <typename T> - inline void pad9(T n, memory_buf_t &dest) - { - pad_uint(n, 9, dest); - } - - // return fraction of a second of the given time_point. - // e.g. - // fraction<std::milliseconds>(tp) -> will return the millis part of the second - template <typename ToDuration> - inline ToDuration time_fraction(log_clock::time_point tp) - { - using std::chrono::duration_cast; - using std::chrono::seconds; - auto duration = tp.time_since_epoch(); - auto secs = duration_cast<seconds>(duration); - return duration_cast<ToDuration>(duration) - duration_cast<ToDuration>(secs); - } - - } // namespace fmt_helper -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/log_msg-inl.h b/include/spdlog/details/log_msg-inl.h deleted file mode 100644 index fb2ea9057..000000000 --- a/include/spdlog/details/log_msg-inl.h +++ /dev/null @@ -1,52 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/log_msg.h> -#endif - -#include <spdlog/details/os.h> - -namespace spdlog -{ -namespace details -{ - - SPDLOG_INLINE log_msg::log_msg( - spdlog::log_clock::time_point log_time, - spdlog::source_loc loc, - string_view_t a_logger_name, - spdlog::level::level_enum lvl, - spdlog::string_view_t msg) : - logger_name(a_logger_name), - level(lvl), - time(log_time) -#ifndef SPDLOG_NO_THREAD_ID - , - thread_id(os::thread_id()) -#endif - , - source(loc), - payload(msg) - { - } - - SPDLOG_INLINE log_msg::log_msg( - spdlog::source_loc loc, - string_view_t a_logger_name, - spdlog::level::level_enum lvl, - spdlog::string_view_t msg) : - log_msg(os::now(), loc, a_logger_name, lvl, msg) - { - } - - SPDLOG_INLINE - log_msg::log_msg(string_view_t a_logger_name, spdlog::level::level_enum lvl, spdlog::string_view_t msg) : - log_msg(os::now(), source_loc{}, a_logger_name, lvl, msg) - { - } - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/log_msg.h b/include/spdlog/details/log_msg.h deleted file mode 100644 index 218ed72cf..000000000 --- a/include/spdlog/details/log_msg.h +++ /dev/null @@ -1,44 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/common.h> -#include <string> - -namespace spdlog -{ -namespace details -{ - struct SPDLOG_API log_msg - { - log_msg() = default; - log_msg( - log_clock::time_point log_time, - source_loc loc, - string_view_t logger_name, - level::level_enum lvl, - string_view_t msg); - log_msg(source_loc loc, string_view_t logger_name, level::level_enum lvl, string_view_t msg); - log_msg(string_view_t logger_name, level::level_enum lvl, string_view_t msg); - log_msg(const log_msg &other) = default; - log_msg &operator=(const log_msg &other) = default; - - string_view_t logger_name; - level::level_enum level{level::off}; - log_clock::time_point time; - size_t thread_id{0}; - - // wrapping the formatted text with color (updated by pattern_formatter). - mutable size_t color_range_start{0}; - mutable size_t color_range_end{0}; - - source_loc source; - string_view_t payload; - }; -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "log_msg-inl.h" -#endif diff --git a/include/spdlog/details/log_msg_buffer-inl.h b/include/spdlog/details/log_msg_buffer-inl.h deleted file mode 100644 index 5852a0eb4..000000000 --- a/include/spdlog/details/log_msg_buffer-inl.h +++ /dev/null @@ -1,60 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/log_msg_buffer.h> -#endif - -namespace spdlog -{ -namespace details -{ - - SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg &orig_msg) : log_msg{orig_msg} - { - buffer.append(logger_name.begin(), logger_name.end()); - buffer.append(payload.begin(), payload.end()); - update_string_views(); - } - - SPDLOG_INLINE log_msg_buffer::log_msg_buffer(const log_msg_buffer &other) : log_msg{other} - { - buffer.append(logger_name.begin(), logger_name.end()); - buffer.append(payload.begin(), payload.end()); - update_string_views(); - } - - SPDLOG_INLINE log_msg_buffer::log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT - : log_msg{other}, - buffer{std::move(other.buffer)} - { - update_string_views(); - } - - SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(const log_msg_buffer &other) - { - log_msg::operator=(other); - buffer.clear(); - buffer.append(other.buffer.data(), other.buffer.data() + other.buffer.size()); - update_string_views(); - return *this; - } - - SPDLOG_INLINE log_msg_buffer &log_msg_buffer::operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT - { - log_msg::operator=(other); - buffer = std::move(other.buffer); - update_string_views(); - return *this; - } - - SPDLOG_INLINE void log_msg_buffer::update_string_views() - { - logger_name = string_view_t{buffer.data(), logger_name.size()}; - payload = string_view_t{buffer.data() + logger_name.size(), payload.size()}; - } - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/log_msg_buffer.h b/include/spdlog/details/log_msg_buffer.h deleted file mode 100644 index 46261b555..000000000 --- a/include/spdlog/details/log_msg_buffer.h +++ /dev/null @@ -1,35 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/details/log_msg.h> - -namespace spdlog -{ -namespace details -{ - - // Extend log_msg with internal buffer to store its payload. - // This is needed since log_msg holds string_views that points to stack data. - - class SPDLOG_API log_msg_buffer : public log_msg - { - memory_buf_t buffer; - void update_string_views(); - - public: - log_msg_buffer() = default; - explicit log_msg_buffer(const log_msg &orig_msg); - log_msg_buffer(const log_msg_buffer &other); - log_msg_buffer(log_msg_buffer &&other) SPDLOG_NOEXCEPT; - log_msg_buffer &operator=(const log_msg_buffer &other); - log_msg_buffer &operator=(log_msg_buffer &&other) SPDLOG_NOEXCEPT; - }; - -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "log_msg_buffer-inl.h" -#endif diff --git a/include/spdlog/details/mpmc_blocking_q.h b/include/spdlog/details/mpmc_blocking_q.h deleted file mode 100644 index 471bc2bec..000000000 --- a/include/spdlog/details/mpmc_blocking_q.h +++ /dev/null @@ -1,131 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// multi producer-multi consumer blocking queue. -// enqueue(..) - will block until room found to put the new message. -// enqueue_nowait(..) - will return immediately with false if no room left in -// the queue. -// dequeue_for(..) - will block until the queue is not empty or timeout have -// passed. - -#include <condition_variable> -#include <mutex> -#include <spdlog/details/circular_q.h> - -namespace spdlog -{ -namespace details -{ - - template <typename T> - class mpmc_blocking_queue - { - public: - using item_type = T; - explicit mpmc_blocking_queue(size_t max_items) : q_(max_items) {} - -#ifndef __MINGW32__ - // try to enqueue and block if no room left - void enqueue(T &&item) - { - { - std::unique_lock<std::mutex> lock(queue_mutex_); - pop_cv_.wait(lock, [this] { return !this->q_.full(); }); - q_.push_back(std::move(item)); - } - push_cv_.notify_one(); - } - - // enqueue immediately. overrun oldest message in the queue if no room left. - void enqueue_nowait(T &&item) - { - { - std::unique_lock<std::mutex> lock(queue_mutex_); - q_.push_back(std::move(item)); - } - push_cv_.notify_one(); - } - - // try to dequeue item. if no item found. wait up to timeout and try again - // Return true, if succeeded dequeue item, false otherwise - bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) - { - { - std::unique_lock<std::mutex> lock(queue_mutex_); - if(!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) - { - return false; - } - popped_item = std::move(q_.front()); - q_.pop_front(); - } - pop_cv_.notify_one(); - return true; - } - -#else - // apparently mingw deadlocks if the mutex is released before cv.notify_one(), - // so release the mutex at the very end each function. - - // try to enqueue and block if no room left - void enqueue(T &&item) - { - std::unique_lock<std::mutex> lock(queue_mutex_); - pop_cv_.wait(lock, [this] { return !this->q_.full(); }); - q_.push_back(std::move(item)); - push_cv_.notify_one(); - } - - // enqueue immediately. overrun oldest message in the queue if no room left. - void enqueue_nowait(T &&item) - { - std::unique_lock<std::mutex> lock(queue_mutex_); - q_.push_back(std::move(item)); - push_cv_.notify_one(); - } - - // try to dequeue item. if no item found. wait up to timeout and try again - // Return true, if succeeded dequeue item, false otherwise - bool dequeue_for(T &popped_item, std::chrono::milliseconds wait_duration) - { - std::unique_lock<std::mutex> lock(queue_mutex_); - if(!push_cv_.wait_for(lock, wait_duration, [this] { return !this->q_.empty(); })) - { - return false; - } - popped_item = std::move(q_.front()); - q_.pop_front(); - pop_cv_.notify_one(); - return true; - } - -#endif - - size_t overrun_counter() - { - std::unique_lock<std::mutex> lock(queue_mutex_); - return q_.overrun_counter(); - } - - size_t size() - { - std::unique_lock<std::mutex> lock(queue_mutex_); - return q_.size(); - } - - void reset_overrun_counter() - { - std::unique_lock<std::mutex> lock(queue_mutex_); - q_.reset_overrun_counter(); - } - - private: - std::mutex queue_mutex_; - std::condition_variable push_cv_; - std::condition_variable pop_cv_; - spdlog::details::circular_q<T> q_; - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/null_mutex.h b/include/spdlog/details/null_mutex.h deleted file mode 100644 index 2b70596a7..000000000 --- a/include/spdlog/details/null_mutex.h +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <atomic> -#include <utility> -// null, no cost dummy "mutex" and dummy "atomic" int - -namespace spdlog -{ -namespace details -{ - struct null_mutex - { - void lock() const {} - void unlock() const {} - }; - - struct null_atomic_int - { - int value; - null_atomic_int() = default; - - explicit null_atomic_int(int new_value) : value(new_value) {} - - int load(std::memory_order = std::memory_order_relaxed) const { return value; } - - void store(int new_value, std::memory_order = std::memory_order_relaxed) { value = new_value; } - - int exchange(int new_value, std::memory_order = std::memory_order_relaxed) - { - std::swap(new_value, value); - return new_value; // return value before the call - } - }; - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/os-inl.h b/include/spdlog/details/os-inl.h deleted file mode 100644 index 1bc1ee840..000000000 --- a/include/spdlog/details/os-inl.h +++ /dev/null @@ -1,625 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/os.h> -#endif - -#include <algorithm> -#include <array> -#include <chrono> -#include <cstdio> -#include <cstdlib> -#include <cstring> -#include <ctime> -#include <spdlog/common.h> -#include <string> -#include <sys/stat.h> -#include <sys/types.h> -#include <thread> - -#ifdef _WIN32 - -#include <io.h> // _get_osfhandle and _isatty support -#include <process.h> // _get_pid support -#include <spdlog/details/windows_include.h> - -#ifdef __MINGW32__ -#include <share.h> -#endif - -#if defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES) -#include <limits> -#endif - -#include <direct.h> // for _mkdir/_wmkdir - -#else // unix - -#include <fcntl.h> -#include <unistd.h> - -#ifdef __linux__ -#include <sys/syscall.h> //Use gettid() syscall under linux to get thread id - -#elif defined(_AIX) -#include <pthread.h> // for pthread_getthrds_np - -#elif defined(__DragonFly__) || defined(__FreeBSD__) -#include <pthread_np.h> // for pthread_getthreadid_np - -#elif defined(__NetBSD__) -#include <lwp.h> // for _lwp_self - -#elif defined(__sun) -#include <thread.h> // for thr_self -#endif - -#endif // unix - -#ifndef __has_feature // Clang - feature checking macros. -#define __has_feature(x) 0 // Compatibility with non-clang compilers. -#endif - -namespace spdlog -{ -namespace details -{ - namespace os - { - - SPDLOG_INLINE spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT - { -#if defined __linux__ && defined SPDLOG_CLOCK_COARSE - timespec ts; - ::clock_gettime(CLOCK_REALTIME_COARSE, &ts); - return std::chrono::time_point<log_clock, typename log_clock::duration>( - std::chrono::duration_cast<typename log_clock::duration>( - std::chrono::seconds(ts.tv_sec) + std::chrono::nanoseconds(ts.tv_nsec))); - -#else - return log_clock::now(); -#endif - } - SPDLOG_INLINE std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT - { -#ifdef _WIN32 - std::tm tm; - ::localtime_s(&tm, &time_tt); -#else - std::tm tm; - ::localtime_r(&time_tt, &tm); -#endif - return tm; - } - - SPDLOG_INLINE std::tm localtime() SPDLOG_NOEXCEPT - { - std::time_t now_t = ::time(nullptr); - return localtime(now_t); - } - - SPDLOG_INLINE std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT - { -#ifdef _WIN32 - std::tm tm; - ::gmtime_s(&tm, &time_tt); -#else - std::tm tm; - ::gmtime_r(&time_tt, &tm); -#endif - return tm; - } - - SPDLOG_INLINE std::tm gmtime() SPDLOG_NOEXCEPT - { - std::time_t now_t = ::time(nullptr); - return gmtime(now_t); - } - - // fopen_s on non windows for writing - SPDLOG_INLINE bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode) - { -#ifdef _WIN32 -#ifdef SPDLOG_WCHAR_FILENAMES - *fp = ::_wfsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); -#else - *fp = ::_fsopen((filename.c_str()), mode.c_str(), _SH_DENYNO); -#endif -#if defined(SPDLOG_PREVENT_CHILD_FD) - if(*fp != nullptr) - { - auto file_handle = reinterpret_cast<HANDLE>(_get_osfhandle(::_fileno(*fp))); - if(!::SetHandleInformation(file_handle, HANDLE_FLAG_INHERIT, 0)) - { - ::fclose(*fp); - *fp = nullptr; - } - } -#endif -#else // unix -#if defined(SPDLOG_PREVENT_CHILD_FD) - const int mode_flag = mode == SPDLOG_FILENAME_T("ab") ? O_APPEND : O_TRUNC; - const int fd = ::open((filename.c_str()), O_CREAT | O_WRONLY | O_CLOEXEC | mode_flag, mode_t(0644)); - if(fd == -1) - { - return true; - } - *fp = ::fdopen(fd, mode.c_str()); - if(*fp == nullptr) - { - ::close(fd); - } -#else - *fp = ::fopen((filename.c_str()), mode.c_str()); -#endif -#endif - - return *fp == nullptr; - } - - SPDLOG_INLINE int remove(const filename_t &filename) SPDLOG_NOEXCEPT - { -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - return ::_wremove(filename.c_str()); -#else - return std::remove(filename.c_str()); -#endif - } - - SPDLOG_INLINE int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT - { - return path_exists(filename) ? remove(filename) : 0; - } - - SPDLOG_INLINE int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT - { -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - return ::_wrename(filename1.c_str(), filename2.c_str()); -#else - return std::rename(filename1.c_str(), filename2.c_str()); -#endif - } - - // Return true if path exists (file or directory) - SPDLOG_INLINE bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT - { -#ifdef _WIN32 -#ifdef SPDLOG_WCHAR_FILENAMES - auto attribs = ::GetFileAttributesW(filename.c_str()); -#else - auto attribs = ::GetFileAttributesA(filename.c_str()); -#endif - return attribs != INVALID_FILE_ATTRIBUTES; -#else // common linux/unix all have the stat system call - struct stat buffer; - return (::stat(filename.c_str(), &buffer) == 0); -#endif - } - -#ifdef _MSC_VER -// avoid warning about unreachable statement at the end of filesize() -#pragma warning(push) -#pragma warning(disable : 4702) -#endif - - // Return file size according to open FILE* object - SPDLOG_INLINE size_t filesize(FILE *f) - { - if(f == nullptr) - { - throw_spdlog_ex("Failed getting file size. fd is null"); - } -#if defined(_WIN32) && !defined(__CYGWIN__) - int fd = ::_fileno(f); -#if defined(_WIN64) // 64 bits - __int64 ret = ::_filelengthi64(fd); - if(ret >= 0) - { - return static_cast<size_t>(ret); - } - -#else // windows 32 bits - long ret = ::_filelength(fd); - if(ret >= 0) - { - return static_cast<size_t>(ret); - } -#endif - -#else // unix -// OpenBSD and AIX doesn't compile with :: before the fileno(..) -#if defined(__OpenBSD__) || defined(_AIX) - int fd = fileno(f); -#else - int fd = ::fileno(f); -#endif -// 64 bits(but not in osx or cygwin, where fstat64 is deprecated) -#if(defined(__linux__) || defined(__sun) || defined(_AIX)) && (defined(__LP64__) || defined(_LP64)) - struct stat64 st; - if(::fstat64(fd, &st) == 0) - { - return static_cast<size_t>(st.st_size); - } -#else // other unix or linux 32 bits or cygwin - struct stat st; - if(::fstat(fd, &st) == 0) - { - return static_cast<size_t>(st.st_size); - } -#endif -#endif - throw_spdlog_ex("Failed getting file size from fd", errno); - return 0; // will not be reached. - } - -#ifdef _MSC_VER -#pragma warning(pop) -#endif - - // Return utc offset in minutes or throw spdlog_ex on failure - SPDLOG_INLINE int utc_minutes_offset(const std::tm &tm) - { -#ifdef _WIN32 -#if _WIN32_WINNT < _WIN32_WINNT_WS08 - TIME_ZONE_INFORMATION tzinfo; - auto rv = ::GetTimeZoneInformation(&tzinfo); -#else - DYNAMIC_TIME_ZONE_INFORMATION tzinfo; - auto rv = ::GetDynamicTimeZoneInformation(&tzinfo); -#endif - if(rv == TIME_ZONE_ID_INVALID) - throw_spdlog_ex("Failed getting timezone info. ", errno); - - int offset = -tzinfo.Bias; - if(tm.tm_isdst) - { - offset -= tzinfo.DaylightBias; - } - else - { - offset -= tzinfo.StandardBias; - } - return offset; -#else - -#if defined(sun) || defined(__sun) || defined(_AIX) || (!defined(_BSD_SOURCE) && !defined(_GNU_SOURCE)) - // 'tm_gmtoff' field is BSD extension and it's missing on SunOS/Solaris - struct helper - { - static long int calculate_gmt_offset( - const std::tm &localtm = details::os::localtime(), - const std::tm &gmtm = details::os::gmtime()) - { - int local_year = localtm.tm_year + (1900 - 1); - int gmt_year = gmtm.tm_year + (1900 - 1); - - long int days = ( - // difference in day of year - localtm.tm_yday - - gmtm.tm_yday - - // + intervening leap days - + ((local_year >> 2) - (gmt_year >> 2)) - (local_year / 100 - gmt_year / 100) + - ((local_year / 100 >> 2) - (gmt_year / 100 >> 2)) - - // + difference in years * 365 */ - + static_cast<long int>(local_year - gmt_year) * 365); - - long int hours = (24 * days) + (localtm.tm_hour - gmtm.tm_hour); - long int mins = (60 * hours) + (localtm.tm_min - gmtm.tm_min); - long int secs = (60 * mins) + (localtm.tm_sec - gmtm.tm_sec); - - return secs; - } - }; - - auto offset_seconds = helper::calculate_gmt_offset(tm); -#else - auto offset_seconds = tm.tm_gmtoff; -#endif - - return static_cast<int>(offset_seconds / 60); -#endif - } - - // Return current thread id as size_t - // It exists because the std::this_thread::get_id() is much slower(especially - // under VS 2013) - SPDLOG_INLINE size_t _thread_id() SPDLOG_NOEXCEPT - { -#ifdef _WIN32 - return static_cast<size_t>(::GetCurrentThreadId()); -#elif defined(__linux__) -#if defined(__ANDROID__) && defined(__ANDROID_API__) && (__ANDROID_API__ < 21) -#define SYS_gettid __NR_gettid -#endif - return static_cast<size_t>(::syscall(SYS_gettid)); -#elif defined(_AIX) - struct __pthrdsinfo buf; - int reg_size = 0; - pthread_t pt = pthread_self(); - int retval = pthread_getthrds_np(&pt, PTHRDSINFO_QUERY_TID, &buf, sizeof(buf), NULL, ®_size); - int tid = (!retval) ? buf.__pi_tid : 0; - return static_cast<size_t>(tid); -#elif defined(__DragonFly__) || defined(__FreeBSD__) - return static_cast<size_t>(::pthread_getthreadid_np()); -#elif defined(__NetBSD__) - return static_cast<size_t>(::_lwp_self()); -#elif defined(__OpenBSD__) - return static_cast<size_t>(::getthrid()); -#elif defined(__sun) - return static_cast<size_t>(::thr_self()); -#elif __APPLE__ - uint64_t tid; - pthread_threadid_np(nullptr, &tid); - return static_cast<size_t>(tid); -#else // Default to standard C++11 (other Unix) - return static_cast<size_t>(std::hash<std::thread::id>()(std::this_thread::get_id())); -#endif - } - - // Return current thread id as size_t (from thread local storage) - SPDLOG_INLINE size_t thread_id() SPDLOG_NOEXCEPT - { -#if defined(SPDLOG_NO_TLS) - return _thread_id(); -#else // cache thread id in tls - static thread_local const size_t tid = _thread_id(); - return tid; -#endif - } - - // This is avoid msvc issue in sleep_for that happens if the clock changes. - // See https://github.com/gabime/spdlog/issues/609 - SPDLOG_INLINE void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT - { -#if defined(_WIN32) - ::Sleep(milliseconds); -#else - std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds)); -#endif - } - -// wchar support for windows file names (SPDLOG_WCHAR_FILENAMES must be defined) -#if defined(_WIN32) && defined(SPDLOG_WCHAR_FILENAMES) - SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) - { - memory_buf_t buf; - wstr_to_utf8buf(filename, buf); - return SPDLOG_BUF_TO_STRING(buf); - } -#else - SPDLOG_INLINE std::string filename_to_str(const filename_t &filename) - { - return filename; - } -#endif - - SPDLOG_INLINE int pid() SPDLOG_NOEXCEPT - { -#ifdef _WIN32 - return conditional_static_cast<int>(::GetCurrentProcessId()); -#else - return conditional_static_cast<int>(::getpid()); -#endif - } - - // Determine if the terminal supports colors - // Based on: https://github.com/agauniyal/rang/ - SPDLOG_INLINE bool is_color_terminal() SPDLOG_NOEXCEPT - { -#ifdef _WIN32 - return true; -#else - - static const bool result = []() - { - const char *env_colorterm_p = std::getenv("COLORTERM"); - if(env_colorterm_p != nullptr) - { - return true; - } - - static constexpr std::array<const char *, 16> terms = { - {"ansi", - "color", - "console", - "cygwin", - "gnome", - "konsole", - "kterm", - "linux", - "msys", - "putty", - "rxvt", - "screen", - "vt100", - "xterm", - "alacritty", - "vt102"}}; - - const char *env_term_p = std::getenv("TERM"); - if(env_term_p == nullptr) - { - return false; - } - - return std::any_of( - terms.begin(), - terms.end(), - [&](const char *term) { return std::strstr(env_term_p, term) != nullptr; }); - }(); - - return result; -#endif - } - - // Determine if the terminal attached - // Source: https://github.com/agauniyal/rang/ - SPDLOG_INLINE bool in_terminal(FILE *file) SPDLOG_NOEXCEPT - { -#ifdef _WIN32 - return ::_isatty(_fileno(file)) != 0; -#else - return ::isatty(fileno(file)) != 0; -#endif - } - -#if(defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) - SPDLOG_INLINE void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target) - { - if(wstr.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) / 2 - 1) - { - throw_spdlog_ex("UTF-16 string is too big to be converted to UTF-8"); - } - - int wstr_size = static_cast<int>(wstr.size()); - if(wstr_size == 0) - { - target.resize(0); - return; - } - - int result_size = static_cast<int>(target.capacity()); - if((wstr_size + 1) * 2 > result_size) - { - result_size = ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, NULL, 0, NULL, NULL); - } - - if(result_size > 0) - { - target.resize(result_size); - result_size = - ::WideCharToMultiByte(CP_UTF8, 0, wstr.data(), wstr_size, target.data(), result_size, NULL, NULL); - - if(result_size > 0) - { - target.resize(result_size); - return; - } - } - - throw_spdlog_ex(fmt_lib::format("WideCharToMultiByte failed. Last error: {}", ::GetLastError())); - } - - SPDLOG_INLINE void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target) - { - if(str.size() > static_cast<size_t>((std::numeric_limits<int>::max)()) - 1) - { - throw_spdlog_ex("UTF-8 string is too big to be converted to UTF-16"); - } - - int str_size = static_cast<int>(str.size()); - if(str_size == 0) - { - target.resize(0); - return; - } - - int result_size = static_cast<int>(target.capacity()); - if(str_size + 1 > result_size) - { - result_size = ::MultiByteToWideChar(CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, NULL, 0); - } - - if(result_size > 0) - { - target.resize(result_size); - result_size = ::MultiByteToWideChar( - CP_UTF8, MB_ERR_INVALID_CHARS, str.data(), str_size, target.data(), result_size); - - if(result_size > 0) - { - target.resize(result_size); - return; - } - } - - throw_spdlog_ex(fmt_lib::format("MultiByteToWideChar failed. Last error: {}", ::GetLastError())); - } -#endif // (defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) - - // return true on success - static SPDLOG_INLINE bool mkdir_(const filename_t &path) - { -#ifdef _WIN32 -#ifdef SPDLOG_WCHAR_FILENAMES - return ::_wmkdir(path.c_str()) == 0; -#else - return ::_mkdir(path.c_str()) == 0; -#endif -#else - return ::mkdir(path.c_str(), mode_t(0755)) == 0; -#endif - } - - // create the given directory - and all directories leading to it - // return true on success or if the directory already exists - SPDLOG_INLINE bool create_dir(const filename_t &path) - { - if(path_exists(path)) - { - return true; - } - - if(path.empty()) - { - return false; - } - - size_t search_offset = 0; - do - { - auto token_pos = path.find_first_of(folder_seps_filename, search_offset); - // treat the entire path as a folder if no folder separator not found - if(token_pos == filename_t::npos) - { - token_pos = path.size(); - } - - auto subdir = path.substr(0, token_pos); - - if(!subdir.empty() && !path_exists(subdir) && !mkdir_(subdir)) - { - return false; // return error if failed creating dir - } - search_offset = token_pos + 1; - } while(search_offset < path.size()); - - return true; - } - - // Return directory name from given path or empty string - // "abc/file" => "abc" - // "abc/" => "abc" - // "abc" => "" - // "abc///" => "abc//" - SPDLOG_INLINE filename_t dir_name(const filename_t &path) - { - auto pos = path.find_last_of(folder_seps_filename); - return pos != filename_t::npos ? path.substr(0, pos) : filename_t{}; - } - - std::string SPDLOG_INLINE getenv(const char *field) - { -#if defined(_MSC_VER) -#if defined(__cplusplus_winrt) - return std::string{}; // not supported under uwp -#else - size_t len = 0; - char buf[128]; - bool ok = ::getenv_s(&len, buf, sizeof(buf), field) == 0; - return ok ? buf : std::string{}; -#endif -#else // revert to getenv - char *buf = ::getenv(field); - return buf ? buf : std::string{}; -#endif - } - - } // namespace os -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/os.h b/include/spdlog/details/os.h deleted file mode 100644 index 35a5fa4b8..000000000 --- a/include/spdlog/details/os.h +++ /dev/null @@ -1,122 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <ctime> // std::time_t -#include <spdlog/common.h> - -namespace spdlog -{ -namespace details -{ - namespace os - { - - SPDLOG_API spdlog::log_clock::time_point now() SPDLOG_NOEXCEPT; - - SPDLOG_API std::tm localtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; - - SPDLOG_API std::tm localtime() SPDLOG_NOEXCEPT; - - SPDLOG_API std::tm gmtime(const std::time_t &time_tt) SPDLOG_NOEXCEPT; - - SPDLOG_API std::tm gmtime() SPDLOG_NOEXCEPT; - -// eol definition -#if !defined(SPDLOG_EOL) -#ifdef _WIN32 -#define SPDLOG_EOL "\r\n" -#else -#define SPDLOG_EOL "\n" -#endif -#endif - - SPDLOG_CONSTEXPR static const char *default_eol = SPDLOG_EOL; - -// folder separator -#if !defined(SPDLOG_FOLDER_SEPS) -#ifdef _WIN32 -#define SPDLOG_FOLDER_SEPS "\\/" -#else -#define SPDLOG_FOLDER_SEPS "/" -#endif -#endif - - SPDLOG_CONSTEXPR static const char folder_seps[] = SPDLOG_FOLDER_SEPS; - SPDLOG_CONSTEXPR static const filename_t::value_type folder_seps_filename[] = - SPDLOG_FILENAME_T(SPDLOG_FOLDER_SEPS); - - // fopen_s on non windows for writing - SPDLOG_API bool fopen_s(FILE **fp, const filename_t &filename, const filename_t &mode); - - // Remove filename. return 0 on success - SPDLOG_API int remove(const filename_t &filename) SPDLOG_NOEXCEPT; - - // Remove file if exists. return 0 on success - // Note: Non atomic (might return failure to delete if concurrently deleted by other process/thread) - SPDLOG_API int remove_if_exists(const filename_t &filename) SPDLOG_NOEXCEPT; - - SPDLOG_API int rename(const filename_t &filename1, const filename_t &filename2) SPDLOG_NOEXCEPT; - - // Return if file exists. - SPDLOG_API bool path_exists(const filename_t &filename) SPDLOG_NOEXCEPT; - - // Return file size according to open FILE* object - SPDLOG_API size_t filesize(FILE *f); - - // Return utc offset in minutes or throw spdlog_ex on failure - SPDLOG_API int utc_minutes_offset(const std::tm &tm = details::os::localtime()); - - // Return current thread id as size_t - // It exists because the std::this_thread::get_id() is much slower(especially - // under VS 2013) - SPDLOG_API size_t _thread_id() SPDLOG_NOEXCEPT; - - // Return current thread id as size_t (from thread local storage) - SPDLOG_API size_t thread_id() SPDLOG_NOEXCEPT; - - // This is avoid msvc issue in sleep_for that happens if the clock changes. - // See https://github.com/gabime/spdlog/issues/609 - SPDLOG_API void sleep_for_millis(unsigned int milliseconds) SPDLOG_NOEXCEPT; - - SPDLOG_API std::string filename_to_str(const filename_t &filename); - - SPDLOG_API int pid() SPDLOG_NOEXCEPT; - - // Determine if the terminal supports colors - // Source: https://github.com/agauniyal/rang/ - SPDLOG_API bool is_color_terminal() SPDLOG_NOEXCEPT; - - // Determine if the terminal attached - // Source: https://github.com/agauniyal/rang/ - SPDLOG_API bool in_terminal(FILE *file) SPDLOG_NOEXCEPT; - -#if(defined(SPDLOG_WCHAR_TO_UTF8_SUPPORT) || defined(SPDLOG_WCHAR_FILENAMES)) && defined(_WIN32) - SPDLOG_API void wstr_to_utf8buf(wstring_view_t wstr, memory_buf_t &target); - - SPDLOG_API void utf8_to_wstrbuf(string_view_t str, wmemory_buf_t &target); -#endif - - // Return directory name from given path or empty string - // "abc/file" => "abc" - // "abc/" => "abc" - // "abc" => "" - // "abc///" => "abc//" - SPDLOG_API filename_t dir_name(const filename_t &path); - - // Create a dir from the given path. - // Return true if succeeded or if this dir already exists. - SPDLOG_API bool create_dir(const filename_t &path); - - // non thread safe, cross platform getenv/getenv_s - // return empty string if field not found - SPDLOG_API std::string getenv(const char *field); - - } // namespace os -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "os-inl.h" -#endif diff --git a/include/spdlog/details/periodic_worker-inl.h b/include/spdlog/details/periodic_worker-inl.h deleted file mode 100644 index 2751bcf89..000000000 --- a/include/spdlog/details/periodic_worker-inl.h +++ /dev/null @@ -1,30 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/periodic_worker.h> -#endif - -namespace spdlog -{ -namespace details -{ - - // stop the worker thread and join it - SPDLOG_INLINE periodic_worker::~periodic_worker() - { - if(worker_thread_.joinable()) - { - { - std::lock_guard<std::mutex> lock(mutex_); - active_ = false; - } - cv_.notify_one(); - worker_thread_.join(); - } - } - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/periodic_worker.h b/include/spdlog/details/periodic_worker.h deleted file mode 100644 index 8eb6ac337..000000000 --- a/include/spdlog/details/periodic_worker.h +++ /dev/null @@ -1,64 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// periodic worker thread - periodically executes the given callback function. -// -// RAII over the owned thread: -// creates the thread on construction. -// stops and joins the thread on destruction (if the thread is executing a callback, wait for it to finish first). - -#include <chrono> -#include <condition_variable> -#include <functional> -#include <mutex> -#include <thread> -namespace spdlog -{ -namespace details -{ - - class SPDLOG_API periodic_worker - { - public: - template <typename Rep, typename Period> - periodic_worker(const std::function<void()> &callback_fun, std::chrono::duration<Rep, Period> interval) - { - active_ = (interval > std::chrono::duration<Rep, Period>::zero()); - if(!active_) - { - return; - } - - worker_thread_ = std::thread( - [this, callback_fun, interval]() - { - for(;;) - { - std::unique_lock<std::mutex> lock(this->mutex_); - if(this->cv_.wait_for(lock, interval, [this] { return !this->active_; })) - { - return; // active_ == false, so exit this thread - } - callback_fun(); - } - }); - } - periodic_worker(const periodic_worker &) = delete; - periodic_worker &operator=(const periodic_worker &) = delete; - // stop the worker thread and join it - ~periodic_worker(); - - private: - bool active_; - std::thread worker_thread_; - std::mutex mutex_; - std::condition_variable cv_; - }; -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "periodic_worker-inl.h" -#endif diff --git a/include/spdlog/details/registry-inl.h b/include/spdlog/details/registry-inl.h deleted file mode 100644 index 8b9dbf98d..000000000 --- a/include/spdlog/details/registry-inl.h +++ /dev/null @@ -1,306 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/registry.h> -#endif - -#include <spdlog/common.h> -#include <spdlog/details/periodic_worker.h> -#include <spdlog/logger.h> -#include <spdlog/pattern_formatter.h> - -#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER -// support for the default stdout color logger -#ifdef _WIN32 -#include <spdlog/sinks/wincolor_sink.h> -#else -#include <spdlog/sinks/ansicolor_sink.h> -#endif -#endif // SPDLOG_DISABLE_DEFAULT_LOGGER - -#include <chrono> -#include <functional> -#include <memory> -#include <string> -#include <unordered_map> - -namespace spdlog -{ -namespace details -{ - - SPDLOG_INLINE registry::registry() : formatter_(new pattern_formatter()) - { -#ifndef SPDLOG_DISABLE_DEFAULT_LOGGER - // create default logger (ansicolor_stdout_sink_mt or wincolor_stdout_sink_mt in windows). -#ifdef _WIN32 - auto color_sink = std::make_shared<sinks::wincolor_stdout_sink_mt>(); -#else - auto color_sink = std::make_shared<sinks::ansicolor_stdout_sink_mt>(); -#endif - - const char *default_logger_name = ""; - default_logger_ = std::make_shared<spdlog::logger>(default_logger_name, std::move(color_sink)); - loggers_[default_logger_name] = default_logger_; - -#endif // SPDLOG_DISABLE_DEFAULT_LOGGER - } - - SPDLOG_INLINE registry::~registry() = default; - - SPDLOG_INLINE void registry::register_logger(std::shared_ptr<logger> new_logger) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - register_logger_(std::move(new_logger)); - } - - SPDLOG_INLINE void registry::initialize_logger(std::shared_ptr<logger> new_logger) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - new_logger->set_formatter(formatter_->clone()); - - if(err_handler_) - { - new_logger->set_error_handler(err_handler_); - } - - // set new level according to previously configured level or default level - auto it = log_levels_.find(new_logger->name()); - auto new_level = it != log_levels_.end() ? it->second : global_log_level_; - new_logger->set_level(new_level); - - new_logger->flush_on(flush_level_); - - if(backtrace_n_messages_ > 0) - { - new_logger->enable_backtrace(backtrace_n_messages_); - } - - if(automatic_registration_) - { - register_logger_(std::move(new_logger)); - } - } - - SPDLOG_INLINE std::shared_ptr<logger> registry::get(const std::string &logger_name) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - auto found = loggers_.find(logger_name); - return found == loggers_.end() ? nullptr : found->second; - } - - SPDLOG_INLINE std::shared_ptr<logger> registry::default_logger() - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - return default_logger_; - } - - // Return raw ptr to the default logger. - // To be used directly by the spdlog default api (e.g. spdlog::info) - // This make the default API faster, but cannot be used concurrently with set_default_logger(). - // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. - SPDLOG_INLINE logger *registry::get_default_raw() - { - return default_logger_.get(); - } - - // set default logger. - // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. - SPDLOG_INLINE void registry::set_default_logger(std::shared_ptr<logger> new_default_logger) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - // remove previous default logger from the map - if(default_logger_ != nullptr) - { - loggers_.erase(default_logger_->name()); - } - if(new_default_logger != nullptr) - { - loggers_[new_default_logger->name()] = new_default_logger; - } - default_logger_ = std::move(new_default_logger); - } - - SPDLOG_INLINE void registry::set_tp(std::shared_ptr<thread_pool> tp) - { - std::lock_guard<std::recursive_mutex> lock(tp_mutex_); - tp_ = std::move(tp); - } - - SPDLOG_INLINE std::shared_ptr<thread_pool> registry::get_tp() - { - std::lock_guard<std::recursive_mutex> lock(tp_mutex_); - return tp_; - } - - // Set global formatter. Each sink in each logger will get a clone of this object - SPDLOG_INLINE void registry::set_formatter(std::unique_ptr<formatter> formatter) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - formatter_ = std::move(formatter); - for(auto &l : loggers_) - { - l.second->set_formatter(formatter_->clone()); - } - } - - SPDLOG_INLINE void registry::enable_backtrace(size_t n_messages) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - backtrace_n_messages_ = n_messages; - - for(auto &l : loggers_) - { - l.second->enable_backtrace(n_messages); - } - } - - SPDLOG_INLINE void registry::disable_backtrace() - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - backtrace_n_messages_ = 0; - for(auto &l : loggers_) - { - l.second->disable_backtrace(); - } - } - - SPDLOG_INLINE void registry::set_level(level::level_enum log_level) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for(auto &l : loggers_) - { - l.second->set_level(log_level); - } - global_log_level_ = log_level; - } - - SPDLOG_INLINE void registry::flush_on(level::level_enum log_level) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for(auto &l : loggers_) - { - l.second->flush_on(log_level); - } - flush_level_ = log_level; - } - - SPDLOG_INLINE void registry::set_error_handler(err_handler handler) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for(auto &l : loggers_) - { - l.second->set_error_handler(handler); - } - err_handler_ = std::move(handler); - } - - SPDLOG_INLINE void registry::apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for(auto &l : loggers_) - { - fun(l.second); - } - } - - SPDLOG_INLINE void registry::flush_all() - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - for(auto &l : loggers_) - { - l.second->flush(); - } - } - - SPDLOG_INLINE void registry::drop(const std::string &logger_name) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - loggers_.erase(logger_name); - if(default_logger_ && default_logger_->name() == logger_name) - { - default_logger_.reset(); - } - } - - SPDLOG_INLINE void registry::drop_all() - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - loggers_.clear(); - default_logger_.reset(); - } - - // clean all resources and threads started by the registry - SPDLOG_INLINE void registry::shutdown() - { - { - std::lock_guard<std::mutex> lock(flusher_mutex_); - periodic_flusher_.reset(); - } - - drop_all(); - - { - std::lock_guard<std::recursive_mutex> lock(tp_mutex_); - tp_.reset(); - } - } - - SPDLOG_INLINE std::recursive_mutex ®istry::tp_mutex() - { - return tp_mutex_; - } - - SPDLOG_INLINE void registry::set_automatic_registration(bool automatic_registration) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - automatic_registration_ = automatic_registration; - } - - SPDLOG_INLINE void registry::set_levels(log_levels levels, level::level_enum *global_level) - { - std::lock_guard<std::mutex> lock(logger_map_mutex_); - log_levels_ = std::move(levels); - auto global_level_requested = global_level != nullptr; - global_log_level_ = global_level_requested ? *global_level : global_log_level_; - - for(auto &logger : loggers_) - { - auto logger_entry = log_levels_.find(logger.first); - if(logger_entry != log_levels_.end()) - { - logger.second->set_level(logger_entry->second); - } - else if(global_level_requested) - { - logger.second->set_level(*global_level); - } - } - } - - SPDLOG_INLINE registry ®istry::instance() - { - static registry s_instance; - return s_instance; - } - - SPDLOG_INLINE void registry::throw_if_exists_(const std::string &logger_name) - { - if(loggers_.find(logger_name) != loggers_.end()) - { - throw_spdlog_ex("logger with name '" + logger_name + "' already exists"); - } - } - - SPDLOG_INLINE void registry::register_logger_(std::shared_ptr<logger> new_logger) - { - auto logger_name = new_logger->name(); - throw_if_exists_(logger_name); - loggers_[logger_name] = std::move(new_logger); - } - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/registry.h b/include/spdlog/details/registry.h deleted file mode 100644 index 2c00585f7..000000000 --- a/include/spdlog/details/registry.h +++ /dev/null @@ -1,122 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// Loggers registry of unique name->logger pointer -// An attempt to create a logger with an already existing name will result with spdlog_ex exception. -// If user requests a non existing logger, nullptr will be returned -// This class is thread safe - -#include <chrono> -#include <functional> -#include <memory> -#include <mutex> -#include <spdlog/common.h> -#include <spdlog/details/periodic_worker.h> -#include <string> -#include <unordered_map> - -namespace spdlog -{ -class logger; - -namespace details -{ - class thread_pool; - - class SPDLOG_API registry - { - public: - using log_levels = std::unordered_map<std::string, level::level_enum>; - registry(const registry &) = delete; - registry &operator=(const registry &) = delete; - - void register_logger(std::shared_ptr<logger> new_logger); - void initialize_logger(std::shared_ptr<logger> new_logger); - std::shared_ptr<logger> get(const std::string &logger_name); - std::shared_ptr<logger> default_logger(); - - // Return raw ptr to the default logger. - // To be used directly by the spdlog default api (e.g. spdlog::info) - // This make the default API faster, but cannot be used concurrently with set_default_logger(). - // e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. - logger *get_default_raw(); - - // set default logger. - // default logger is stored in default_logger_ (for faster retrieval) and in the loggers_ map. - void set_default_logger(std::shared_ptr<logger> new_default_logger); - - void set_tp(std::shared_ptr<thread_pool> tp); - - std::shared_ptr<thread_pool> get_tp(); - - // Set global formatter. Each sink in each logger will get a clone of this object - void set_formatter(std::unique_ptr<formatter> formatter); - - void enable_backtrace(size_t n_messages); - - void disable_backtrace(); - - void set_level(level::level_enum log_level); - - void flush_on(level::level_enum log_level); - - template <typename Rep, typename Period> - void flush_every(std::chrono::duration<Rep, Period> interval) - { - std::lock_guard<std::mutex> lock(flusher_mutex_); - auto clbk = [this]() { this->flush_all(); }; - periodic_flusher_ = details::make_unique<periodic_worker>(clbk, interval); - } - - void set_error_handler(err_handler handler); - - void apply_all(const std::function<void(const std::shared_ptr<logger>)> &fun); - - void flush_all(); - - void drop(const std::string &logger_name); - - void drop_all(); - - // clean all resources and threads started by the registry - void shutdown(); - - std::recursive_mutex &tp_mutex(); - - void set_automatic_registration(bool automatic_registration); - - // set levels for all existing/future loggers. global_level can be null if should not set. - void set_levels(log_levels levels, level::level_enum *global_level); - - static registry &instance(); - - private: - registry(); - ~registry(); - - void throw_if_exists_(const std::string &logger_name); - void register_logger_(std::shared_ptr<logger> new_logger); - bool set_level_from_cfg_(logger *logger); - std::mutex logger_map_mutex_, flusher_mutex_; - std::recursive_mutex tp_mutex_; - std::unordered_map<std::string, std::shared_ptr<logger>> loggers_; - log_levels log_levels_; - std::unique_ptr<formatter> formatter_; - spdlog::level::level_enum global_log_level_ = level::info; - level::level_enum flush_level_ = level::off; - err_handler err_handler_; - std::shared_ptr<thread_pool> tp_; - std::unique_ptr<periodic_worker> periodic_flusher_; - std::shared_ptr<logger> default_logger_; - bool automatic_registration_ = true; - size_t backtrace_n_messages_ = 0; - }; - -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "registry-inl.h" -#endif diff --git a/include/spdlog/details/synchronous_factory.h b/include/spdlog/details/synchronous_factory.h deleted file mode 100644 index 732300c45..000000000 --- a/include/spdlog/details/synchronous_factory.h +++ /dev/null @@ -1,25 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include "registry.h" - -namespace spdlog -{ - -// Default logger factory- creates synchronous loggers -class logger; - -struct synchronous_factory -{ - template <typename Sink, typename... SinkArgs> - static std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&...args) - { - auto sink = std::make_shared<Sink>(std::forward<SinkArgs>(args)...); - auto new_logger = std::make_shared<spdlog::logger>(std::move(logger_name), std::move(sink)); - details::registry::instance().initialize_logger(new_logger); - return new_logger; - } -}; -} // namespace spdlog diff --git a/include/spdlog/details/tcp_client-windows.h b/include/spdlog/details/tcp_client-windows.h deleted file mode 100644 index d651df5e7..000000000 --- a/include/spdlog/details/tcp_client-windows.h +++ /dev/null @@ -1,160 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#define WIN32_LEAN_AND_MEAN -// tcp client helper -#include <spdlog/common.h> -#include <spdlog/details/os.h> -#include <stdio.h> -#include <stdlib.h> -#include <string> -#include <windows.h> -#include <winsock2.h> -#include <ws2tcpip.h> - -#pragma comment(lib, "Ws2_32.lib") -#pragma comment(lib, "Mswsock.lib") -#pragma comment(lib, "AdvApi32.lib") - -namespace spdlog -{ -namespace details -{ - class tcp_client - { - SOCKET socket_ = INVALID_SOCKET; - - static void init_winsock_() - { - WSADATA wsaData; - auto rv = WSAStartup(MAKEWORD(2, 2), &wsaData); - if(rv != 0) - { - throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); - } - } - - static void throw_winsock_error_(const std::string &msg, int last_error) - { - char buf[512]; - ::FormatMessageA( - FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, - NULL, - last_error, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - buf, - (sizeof(buf) / sizeof(char)), - NULL); - - throw_spdlog_ex(fmt_lib::format("tcp_sink - {}: {}", msg, buf)); - } - - public: - tcp_client() { init_winsock_(); } - - ~tcp_client() - { - close(); - ::WSACleanup(); - } - - bool is_connected() const { return socket_ != INVALID_SOCKET; } - - void close() - { - ::closesocket(socket_); - socket_ = INVALID_SOCKET; - } - - SOCKET fd() const { return socket_; } - - // try to connect or throw on failure - void connect(const std::string &host, int port) - { - if(is_connected()) - { - close(); - } - struct addrinfo hints - { - }; - ZeroMemory(&hints, sizeof(hints)); - - hints.ai_family = AF_INET; // IPv4 - hints.ai_socktype = SOCK_STREAM; // TCP - hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value - hints.ai_protocol = 0; - - auto port_str = std::to_string(port); - struct addrinfo *addrinfo_result; - auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); - int last_error = 0; - if(rv != 0) - { - last_error = ::WSAGetLastError(); - WSACleanup(); - throw_winsock_error_("getaddrinfo failed", last_error); - } - - // Try each address until we successfully connect(2). - - for(auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) - { - socket_ = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); - if(socket_ == INVALID_SOCKET) - { - last_error = ::WSAGetLastError(); - WSACleanup(); - continue; - } - if(::connect(socket_, rp->ai_addr, (int) rp->ai_addrlen) == 0) - { - break; - } - else - { - last_error = ::WSAGetLastError(); - close(); - } - } - ::freeaddrinfo(addrinfo_result); - if(socket_ == INVALID_SOCKET) - { - WSACleanup(); - throw_winsock_error_("connect failed", last_error); - } - - // set TCP_NODELAY - int enable_flag = 1; - ::setsockopt( - socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); - } - - // Send exactly n_bytes of the given data. - // On error close the connection and throw. - void send(const char *data, size_t n_bytes) - { - size_t bytes_sent = 0; - while(bytes_sent < n_bytes) - { - const int send_flags = 0; - auto write_result = ::send(socket_, data + bytes_sent, (int) (n_bytes - bytes_sent), send_flags); - if(write_result == SOCKET_ERROR) - { - int last_error = ::WSAGetLastError(); - close(); - throw_winsock_error_("send failed", last_error); - } - - if(write_result == 0) // (probably should not happen but in any case..) - { - break; - } - bytes_sent += static_cast<size_t>(write_result); - } - } - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/tcp_client.h b/include/spdlog/details/tcp_client.h deleted file mode 100644 index d7ae7ffdc..000000000 --- a/include/spdlog/details/tcp_client.h +++ /dev/null @@ -1,139 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifdef _WIN32 -#error include tcp_client-windows.h instead -#endif - -// tcp client helper -#include <arpa/inet.h> -#include <netdb.h> -#include <netinet/tcp.h> -#include <spdlog/common.h> -#include <spdlog/details/os.h> -#include <string> -#include <sys/socket.h> -#include <unistd.h> - -namespace spdlog -{ -namespace details -{ - class tcp_client - { - int socket_ = -1; - - public: - bool is_connected() const { return socket_ != -1; } - - void close() - { - if(is_connected()) - { - ::close(socket_); - socket_ = -1; - } - } - - int fd() const { return socket_; } - - ~tcp_client() { close(); } - - // try to connect or throw on failure - void connect(const std::string &host, int port) - { - close(); - struct addrinfo hints - { - }; - memset(&hints, 0, sizeof(struct addrinfo)); - hints.ai_family = AF_INET; // IPv4 - hints.ai_socktype = SOCK_STREAM; // TCP - hints.ai_flags = AI_NUMERICSERV; // port passed as as numeric value - hints.ai_protocol = 0; - - auto port_str = std::to_string(port); - struct addrinfo *addrinfo_result; - auto rv = ::getaddrinfo(host.c_str(), port_str.c_str(), &hints, &addrinfo_result); - if(rv != 0) - { - throw_spdlog_ex(fmt_lib::format("::getaddrinfo failed: {}", gai_strerror(rv))); - } - - // Try each address until we successfully connect(2). - int last_errno = 0; - for(auto *rp = addrinfo_result; rp != nullptr; rp = rp->ai_next) - { -#if defined(SOCK_CLOEXEC) - const int flags = SOCK_CLOEXEC; -#else - const int flags = 0; -#endif - socket_ = ::socket(rp->ai_family, rp->ai_socktype | flags, rp->ai_protocol); - if(socket_ == -1) - { - last_errno = errno; - continue; - } - rv = ::connect(socket_, rp->ai_addr, rp->ai_addrlen); - if(rv == 0) - { - break; - } - last_errno = errno; - ::close(socket_); - socket_ = -1; - } - ::freeaddrinfo(addrinfo_result); - if(socket_ == -1) - { - throw_spdlog_ex("::connect failed", last_errno); - } - - // set TCP_NODELAY - int enable_flag = 1; - ::setsockopt( - socket_, IPPROTO_TCP, TCP_NODELAY, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); - - // prevent sigpipe on systems where MSG_NOSIGNAL is not available -#if defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) - ::setsockopt( - socket_, SOL_SOCKET, SO_NOSIGPIPE, reinterpret_cast<char *>(&enable_flag), sizeof(enable_flag)); -#endif - -#if !defined(SO_NOSIGPIPE) && !defined(MSG_NOSIGNAL) -#error "tcp_sink would raise SIGPIPE since niether SO_NOSIGPIPE nor MSG_NOSIGNAL are available" -#endif - } - - // Send exactly n_bytes of the given data. - // On error close the connection and throw. - void send(const char *data, size_t n_bytes) - { - size_t bytes_sent = 0; - while(bytes_sent < n_bytes) - { -#if defined(MSG_NOSIGNAL) - const int send_flags = MSG_NOSIGNAL; -#else - const int send_flags = 0; -#endif - auto write_result = ::send(socket_, data + bytes_sent, n_bytes - bytes_sent, send_flags); - if(write_result < 0) - { - close(); - throw_spdlog_ex("write(2) failed", errno); - } - - if(write_result == 0) // (probably should not happen but in any case..) - { - break; - } - bytes_sent += static_cast<size_t>(write_result); - } - } - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/thread_pool-inl.h b/include/spdlog/details/thread_pool-inl.h deleted file mode 100644 index cb944d483..000000000 --- a/include/spdlog/details/thread_pool-inl.h +++ /dev/null @@ -1,163 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/details/thread_pool.h> -#endif - -#include <cassert> -#include <spdlog/common.h> - -namespace spdlog -{ -namespace details -{ - - SPDLOG_INLINE thread_pool::thread_pool( - size_t q_max_items, - size_t threads_n, - std::function<void()> on_thread_start, - std::function<void()> on_thread_stop) : - q_(q_max_items) - { - if(threads_n == 0 || threads_n > 1000) - { - throw_spdlog_ex("spdlog::thread_pool(): invalid threads_n param (valid " - "range is 1-1000)"); - } - for(size_t i = 0; i < threads_n; i++) - { - threads_.emplace_back( - [this, on_thread_start, on_thread_stop] - { - on_thread_start(); - this->thread_pool::worker_loop_(); - on_thread_stop(); - }); - } - } - - SPDLOG_INLINE - thread_pool::thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start) : - thread_pool(q_max_items, threads_n, on_thread_start, [] {}) - { - } - - SPDLOG_INLINE thread_pool::thread_pool(size_t q_max_items, size_t threads_n) : - thread_pool( - q_max_items, - threads_n, - [] {}, - [] {}) - { - } - - // message all threads to terminate gracefully join them - SPDLOG_INLINE thread_pool::~thread_pool() - { - SPDLOG_TRY - { - for(size_t i = 0; i < threads_.size(); i++) - { - post_async_msg_(async_msg(async_msg_type::terminate), async_overflow_policy::block); - } - - for(auto &t : threads_) - { - t.join(); - } - } - SPDLOG_CATCH_STD - } - - void SPDLOG_INLINE thread_pool::post_log( - async_logger_ptr &&worker_ptr, - const details::log_msg &msg, - async_overflow_policy overflow_policy) - { - async_msg async_m(std::move(worker_ptr), async_msg_type::log, msg); - post_async_msg_(std::move(async_m), overflow_policy); - } - - void SPDLOG_INLINE thread_pool::post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy) - { - post_async_msg_(async_msg(std::move(worker_ptr), async_msg_type::flush), overflow_policy); - } - - size_t SPDLOG_INLINE thread_pool::overrun_counter() - { - return q_.overrun_counter(); - } - - void SPDLOG_INLINE thread_pool::reset_overrun_counter() - { - q_.reset_overrun_counter(); - } - - size_t SPDLOG_INLINE thread_pool::queue_size() - { - return q_.size(); - } - - void SPDLOG_INLINE thread_pool::post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy) - { - if(overflow_policy == async_overflow_policy::block) - { - q_.enqueue(std::move(new_msg)); - } - else - { - q_.enqueue_nowait(std::move(new_msg)); - } - } - - void SPDLOG_INLINE thread_pool::worker_loop_() - { - while(process_next_msg_()) - { - } - } - - // process next message in the queue - // return true if this thread should still be active (while no terminate msg - // was received) - bool SPDLOG_INLINE thread_pool::process_next_msg_() - { - async_msg incoming_async_msg; - bool dequeued = q_.dequeue_for(incoming_async_msg, std::chrono::seconds(10)); - if(!dequeued) - { - return true; - } - - switch(incoming_async_msg.msg_type) - { - case async_msg_type::log: - { - incoming_async_msg.worker_ptr->backend_sink_it_(incoming_async_msg); - return true; - } - case async_msg_type::flush: - { - incoming_async_msg.worker_ptr->backend_flush_(); - return true; - } - - case async_msg_type::terminate: - { - return false; - } - - default: - { - assert(false); - } - } - - return true; - } - -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/thread_pool.h b/include/spdlog/details/thread_pool.h deleted file mode 100644 index 280c72d0c..000000000 --- a/include/spdlog/details/thread_pool.h +++ /dev/null @@ -1,123 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <chrono> -#include <functional> -#include <memory> -#include <spdlog/details/log_msg_buffer.h> -#include <spdlog/details/mpmc_blocking_q.h> -#include <spdlog/details/os.h> -#include <thread> -#include <vector> - -namespace spdlog -{ -class async_logger; - -namespace details -{ - - using async_logger_ptr = std::shared_ptr<spdlog::async_logger>; - - enum class async_msg_type - { - log, - flush, - terminate - }; - - // Async msg to move to/from the queue - // Movable only. should never be copied - struct async_msg : log_msg_buffer - { - async_msg_type msg_type{async_msg_type::log}; - async_logger_ptr worker_ptr; - - async_msg() = default; - ~async_msg() = default; - - // should only be moved in or out of the queue.. - async_msg(const async_msg &) = delete; - -// support for vs2013 move -#if defined(_MSC_VER) && _MSC_VER <= 1800 - async_msg(async_msg &&other) : - log_msg_buffer(std::move(other)), msg_type(other.msg_type), worker_ptr(std::move(other.worker_ptr)) - { - } - - async_msg &operator=(async_msg &&other) - { - *static_cast<log_msg_buffer *>(this) = std::move(other); - msg_type = other.msg_type; - worker_ptr = std::move(other.worker_ptr); - return *this; - } -#else // (_MSC_VER) && _MSC_VER <= 1800 - async_msg(async_msg &&) = default; - async_msg &operator=(async_msg &&) = default; -#endif - - // construct from log_msg with given type - async_msg(async_logger_ptr &&worker, async_msg_type the_type, const details::log_msg &m) : - log_msg_buffer{m}, msg_type{the_type}, worker_ptr{std::move(worker)} - { - } - - async_msg(async_logger_ptr &&worker, async_msg_type the_type) : - log_msg_buffer{}, msg_type{the_type}, worker_ptr{std::move(worker)} - { - } - - explicit async_msg(async_msg_type the_type) : async_msg{nullptr, the_type} {} - }; - - class SPDLOG_API thread_pool - { - public: - using item_type = async_msg; - using q_type = details::mpmc_blocking_queue<item_type>; - - thread_pool( - size_t q_max_items, - size_t threads_n, - std::function<void()> on_thread_start, - std::function<void()> on_thread_stop); - thread_pool(size_t q_max_items, size_t threads_n, std::function<void()> on_thread_start); - thread_pool(size_t q_max_items, size_t threads_n); - - // message all threads to terminate gracefully and join them - ~thread_pool(); - - thread_pool(const thread_pool &) = delete; - thread_pool &operator=(thread_pool &&) = delete; - - void - post_log(async_logger_ptr &&worker_ptr, const details::log_msg &msg, async_overflow_policy overflow_policy); - void post_flush(async_logger_ptr &&worker_ptr, async_overflow_policy overflow_policy); - size_t overrun_counter(); - void reset_overrun_counter(); - size_t queue_size(); - - private: - q_type q_; - - std::vector<std::thread> threads_; - - void post_async_msg_(async_msg &&new_msg, async_overflow_policy overflow_policy); - void worker_loop_(); - - // process next message in the queue - // return true if this thread should still be active (while no terminate msg - // was received) - bool process_next_msg_(); - }; - -} // namespace details -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "thread_pool-inl.h" -#endif diff --git a/include/spdlog/details/udp_client-windows.h b/include/spdlog/details/udp_client-windows.h deleted file mode 100644 index 00dd37c6b..000000000 --- a/include/spdlog/details/udp_client-windows.h +++ /dev/null @@ -1,118 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// Helper RAII over winsock udp client socket. -// Will throw on construction if socket creation failed. - -#include <spdlog/common.h> -#include <spdlog/details/os.h> -#include <spdlog/details/windows_include.h> -#include <stdio.h> -#include <stdlib.h> -#include <string> -#include <winsock2.h> -#include <ws2tcpip.h> - -#pragma comment(lib, "Ws2_32.lib") -#pragma comment(lib, "Mswsock.lib") -#pragma comment(lib, "AdvApi32.lib") - -namespace spdlog -{ -namespace details -{ - class udp_client - { - static constexpr int TX_BUFFER_SIZE = 1024 * 10; - SOCKET socket_ = INVALID_SOCKET; - sockaddr_in addr_ = {0}; - - static void init_winsock_() - { - WSADATA wsaData; - auto rv = ::WSAStartup(MAKEWORD(2, 2), &wsaData); - if(rv != 0) - { - throw_winsock_error_("WSAStartup failed", ::WSAGetLastError()); - } - } - - static void throw_winsock_error_(const std::string &msg, int last_error) - { - char buf[512]; - ::FormatMessageA( - FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, - NULL, - last_error, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - buf, - (sizeof(buf) / sizeof(char)), - NULL); - - throw_spdlog_ex(fmt_lib::format("udp_sink - {}: {}", msg, buf)); - } - - void cleanup_() - { - if(socket_ != INVALID_SOCKET) - { - ::closesocket(socket_); - } - socket_ = INVALID_SOCKET; - ::WSACleanup(); - } - - public: - udp_client(const std::string &host, uint16_t port) - { - init_winsock_(); - - addr_.sin_family = PF_INET; - addr_.sin_port = htons(port); - addr_.sin_addr.s_addr = INADDR_ANY; - if(InetPtonA(PF_INET, host.c_str(), &addr_.sin_addr.s_addr) != 1) - { - int last_error = ::WSAGetLastError(); - ::WSACleanup(); - throw_winsock_error_("error: Invalid address!", last_error); - } - - socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); - if(socket_ == INVALID_SOCKET) - { - int last_error = ::WSAGetLastError(); - ::WSACleanup(); - throw_winsock_error_("error: Create Socket failed", last_error); - } - - int option_value = TX_BUFFER_SIZE; - if(::setsockopt( - socket_, - SOL_SOCKET, - SO_SNDBUF, - reinterpret_cast<const char *>(&option_value), - sizeof(option_value)) < 0) - { - int last_error = ::WSAGetLastError(); - cleanup_(); - throw_winsock_error_("error: setsockopt(SO_SNDBUF) Failed!", last_error); - } - } - - ~udp_client() { cleanup_(); } - - SOCKET fd() const { return socket_; } - - void send(const char *data, size_t n_bytes) - { - socklen_t tolen = sizeof(struct sockaddr); - if(::sendto(socket_, data, static_cast<int>(n_bytes), 0, (struct sockaddr *) &addr_, tolen) == -1) - { - throw_spdlog_ex("sendto(2) failed", errno); - } - } - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/udp_client.h b/include/spdlog/details/udp_client.h deleted file mode 100644 index eecdafe2d..000000000 --- a/include/spdlog/details/udp_client.h +++ /dev/null @@ -1,93 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// Helper RAII over unix udp client socket. -// Will throw on construction if the socket creation failed. - -#ifdef _WIN32 -#error "include udp_client-windows.h instead" -#endif - -#include <arpa/inet.h> -#include <netdb.h> -#include <netinet/in.h> -#include <netinet/udp.h> -#include <spdlog/common.h> -#include <spdlog/details/os.h> -#include <string> -#include <sys/socket.h> -#include <unistd.h> - -namespace spdlog -{ -namespace details -{ - - class udp_client - { - static constexpr int TX_BUFFER_SIZE = 1024 * 10; - int socket_ = -1; - struct sockaddr_in sockAddr_; - - void cleanup_() - { - if(socket_ != -1) - { - ::close(socket_); - socket_ = -1; - } - } - - public: - udp_client(const std::string &host, uint16_t port) - { - socket_ = ::socket(PF_INET, SOCK_DGRAM, 0); - if(socket_ < 0) - { - throw_spdlog_ex("error: Create Socket Failed!"); - } - - int option_value = TX_BUFFER_SIZE; - if(::setsockopt( - socket_, - SOL_SOCKET, - SO_SNDBUF, - reinterpret_cast<const char *>(&option_value), - sizeof(option_value)) < 0) - { - cleanup_(); - throw_spdlog_ex("error: setsockopt(SO_SNDBUF) Failed!"); - } - - sockAddr_.sin_family = AF_INET; - sockAddr_.sin_port = htons(port); - - if(::inet_aton(host.c_str(), &sockAddr_.sin_addr) == 0) - { - cleanup_(); - throw_spdlog_ex("error: Invalid address!"); - } - - ::memset(sockAddr_.sin_zero, 0x00, sizeof(sockAddr_.sin_zero)); - } - - ~udp_client() { cleanup_(); } - - int fd() const { return socket_; } - - // Send exactly n_bytes of the given data. - // On error close the connection and throw. - void send(const char *data, size_t n_bytes) - { - ssize_t toslen = 0; - socklen_t tolen = sizeof(struct sockaddr); - if((toslen = ::sendto(socket_, data, n_bytes, 0, (struct sockaddr *) &sockAddr_, tolen)) == -1) - { - throw_spdlog_ex("sendto(2) failed", errno); - } - } - }; -} // namespace details -} // namespace spdlog diff --git a/include/spdlog/details/windows_include.h b/include/spdlog/details/windows_include.h deleted file mode 100644 index 6a2f14f9c..000000000 --- a/include/spdlog/details/windows_include.h +++ /dev/null @@ -1,11 +0,0 @@ -#pragma once - -#ifndef NOMINMAX -#define NOMINMAX // prevent windows redefining min/max -#endif - -#ifndef WIN32_LEAN_AND_MEAN -#define WIN32_LEAN_AND_MEAN -#endif - -#include <windows.h> diff --git a/include/spdlog/fmt/bin_to_hex.h b/include/spdlog/fmt/bin_to_hex.h deleted file mode 100644 index c00099b84..000000000 --- a/include/spdlog/fmt/bin_to_hex.h +++ /dev/null @@ -1,240 +0,0 @@ -// -// Copyright(c) 2015 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once - -#include <cctype> -#include <spdlog/common.h> - -#if defined(__has_include) -#if __has_include(<version>) -#include <version> -#endif -#endif - -#if __cpp_lib_span >= 202002L -#include <span> -#endif - -// -// Support for logging binary data as hex -// format flags, any combination of the following: -// {:X} - print in uppercase. -// {:s} - don't separate each byte with space. -// {:p} - don't print the position on each line start. -// {:n} - don't split the output to lines. -// {:a} - show ASCII if :n is not set - -// -// Examples: -// -// std::vector<char> v(200, 0x0b); -// logger->info("Some buffer {}", spdlog::to_hex(v)); -// char buf[128]; -// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf))); -// logger->info("Some buffer {:X}", spdlog::to_hex(std::begin(buf), std::end(buf), 16)); - -namespace spdlog -{ -namespace details -{ - - template <typename It> - class dump_info - { - public: - dump_info(It range_begin, It range_end, size_t size_per_line) : - begin_(range_begin), end_(range_end), size_per_line_(size_per_line) - { - } - - // do not use begin() and end() to avoid collision with fmt/ranges - It get_begin() const { return begin_; } - It get_end() const { return end_; } - size_t size_per_line() const { return size_per_line_; } - - private: - It begin_, end_; - size_t size_per_line_; - }; -} // namespace details - -// create a dump_info that wraps the given container -template <typename Container> -inline details::dump_info<typename Container::const_iterator> -to_hex(const Container &container, size_t size_per_line = 32) -{ - static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); - using Iter = typename Container::const_iterator; - return details::dump_info<Iter>(std::begin(container), std::end(container), size_per_line); -} - -#if __cpp_lib_span >= 202002L - -template <typename Value, size_t Extent> -inline details::dump_info<typename std::span<Value, Extent>::iterator> -to_hex(const std::span<Value, Extent> &container, size_t size_per_line = 32) -{ - using Container = std::span<Value, Extent>; - static_assert(sizeof(typename Container::value_type) == 1, "sizeof(Container::value_type) != 1"); - using Iter = typename Container::iterator; - return details::dump_info<Iter>(std::begin(container), std::end(container), size_per_line); -} - -#endif - -// create dump_info from ranges -template <typename It> -inline details::dump_info<It> to_hex(const It range_begin, const It range_end, size_t size_per_line = 32) -{ - return details::dump_info<It>(range_begin, range_end, size_per_line); -} - -} // namespace spdlog - -namespace -#ifdef SPDLOG_USE_STD_FORMAT - std -#else - fmt -#endif -{ -template <typename T> -struct formatter<spdlog::details::dump_info<T>, char> -{ - const char delimiter = ' '; - bool put_newlines = true; - bool put_delimiters = true; - bool use_uppercase = false; - bool put_positions = true; // position on start of each line - bool show_ascii = false; - - // parse the format string flags - template <typename ParseContext> - SPDLOG_CONSTEXPR_FUNC auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - auto it = ctx.begin(); - while(it != ctx.end() && *it != '}') - { - switch(*it) - { - case 'X': - use_uppercase = true; - break; - case 's': - put_delimiters = false; - break; - case 'p': - put_positions = false; - break; - case 'n': - put_newlines = false; - show_ascii = false; - break; - case 'a': - if(put_newlines) - { - show_ascii = true; - } - break; - } - - ++it; - } - return it; - } - - // format the given bytes range as hex - template <typename FormatContext, typename Container> - auto format(const spdlog::details::dump_info<Container> &the_range, FormatContext &ctx) -> decltype(ctx.out()) - { - SPDLOG_CONSTEXPR const char *hex_upper = "0123456789ABCDEF"; - SPDLOG_CONSTEXPR const char *hex_lower = "0123456789abcdef"; - const char *hex_chars = use_uppercase ? hex_upper : hex_lower; - -#if !defined(SPDLOG_USE_STD_FORMAT) && FMT_VERSION < 60000 - auto inserter = ctx.begin(); -#else - auto inserter = ctx.out(); -#endif - - int size_per_line = static_cast<int>(the_range.size_per_line()); - auto start_of_line = the_range.get_begin(); - for(auto i = the_range.get_begin(); i != the_range.get_end(); i++) - { - auto ch = static_cast<unsigned char>(*i); - - if(put_newlines && (i == the_range.get_begin() || i - start_of_line >= size_per_line)) - { - if(show_ascii && i != the_range.get_begin()) - { - *inserter++ = delimiter; - *inserter++ = delimiter; - for(auto j = start_of_line; j < i; j++) - { - auto pc = static_cast<unsigned char>(*j); - *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.'; - } - } - - put_newline(inserter, static_cast<size_t>(i - the_range.get_begin())); - - // put first byte without delimiter in front of it - *inserter++ = hex_chars[(ch >> 4) & 0x0f]; - *inserter++ = hex_chars[ch & 0x0f]; - start_of_line = i; - continue; - } - - if(put_delimiters) - { - *inserter++ = delimiter; - } - - *inserter++ = hex_chars[(ch >> 4) & 0x0f]; - *inserter++ = hex_chars[ch & 0x0f]; - } - if(show_ascii) // add ascii to last line - { - if(the_range.get_end() - the_range.get_begin() > size_per_line) - { - auto blank_num = size_per_line - (the_range.get_end() - start_of_line); - while(blank_num-- > 0) - { - *inserter++ = delimiter; - *inserter++ = delimiter; - if(put_delimiters) - { - *inserter++ = delimiter; - } - } - } - *inserter++ = delimiter; - *inserter++ = delimiter; - for(auto j = start_of_line; j != the_range.get_end(); j++) - { - auto pc = static_cast<unsigned char>(*j); - *inserter++ = std::isprint(pc) ? static_cast<char>(*j) : '.'; - } - } - return inserter; - } - - // put newline(and position header) - template <typename It> - void put_newline(It inserter, std::size_t pos) - { -#ifdef _WIN32 - *inserter++ = '\r'; -#endif - *inserter++ = '\n'; - - if(put_positions) - { - spdlog::fmt_lib::format_to(inserter, SPDLOG_FMT_STRING("{:04X}: "), pos); - } - } -}; -} // namespace std diff --git a/include/spdlog/fmt/bundled/args.h b/include/spdlog/fmt/bundled/args.h deleted file mode 100644 index fcbc63a09..000000000 --- a/include/spdlog/fmt/bundled/args.h +++ /dev/null @@ -1,260 +0,0 @@ -// Formatting library for C++ - dynamic format arguments -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_ARGS_H_ -#define FMT_ARGS_H_ - -#include "core.h" - -#include <functional> // std::reference_wrapper -#include <memory> // std::unique_ptr -#include <vector> - -FMT_BEGIN_NAMESPACE - -namespace detail -{ - -template <typename T> -struct is_reference_wrapper : std::false_type -{ -}; -template <typename T> -struct is_reference_wrapper<std::reference_wrapper<T>> : std::true_type -{ -}; - -template <typename T> -const T &unwrap(const T &v) -{ - return v; -} -template <typename T> -const T &unwrap(const std::reference_wrapper<T> &v) -{ - return static_cast<const T &>(v); -} - -class dynamic_arg_list -{ - // Workaround for clang's -Wweak-vtables. Unlike for regular classes, for - // templates it doesn't complain about inability to deduce single translation - // unit for placing vtable. So storage_node_base is made a fake template. - template <typename = void> - struct node - { - virtual ~node() = default; - std::unique_ptr<node<>> next; - }; - - template <typename T> - struct typed_node : node<> - { - T value; - - template <typename Arg> - FMT_CONSTEXPR typed_node(const Arg &arg) : value(arg) - { - } - - template <typename Char> - FMT_CONSTEXPR typed_node(const basic_string_view<Char> &arg) : value(arg.data(), arg.size()) - { - } - }; - - std::unique_ptr<node<>> head_; - -public: - template <typename T, typename Arg> - const T &push(const Arg &arg) - { - auto new_node = std::unique_ptr<typed_node<T>>(new typed_node<T>(arg)); - auto &value = new_node->value; - new_node->next = std::move(head_); - head_ = std::move(new_node); - return value; - } -}; -} // namespace detail - -/** - \rst - A dynamic version of `fmt::format_arg_store`. - It's equipped with a storage to potentially temporary objects which lifetimes - could be shorter than the format arguments object. - - It can be implicitly converted into `~fmt::basic_format_args` for passing - into type-erased formatting functions such as `~fmt::vformat`. - \endrst - */ -template <typename Context> -class dynamic_format_arg_store -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - // Workaround a GCC template argument substitution bug. - : public basic_format_args<Context> -#endif -{ -private: - using char_type = typename Context::char_type; - - template <typename T> - struct need_copy - { - static constexpr detail::type mapped_type = detail::mapped_type_constant<T, Context>::value; - - enum - { - value = - !(detail::is_reference_wrapper<T>::value || std::is_same<T, basic_string_view<char_type>>::value || - std::is_same<T, detail::std_string_view<char_type>>::value || - (mapped_type != detail::type::cstring_type && mapped_type != detail::type::string_type && - mapped_type != detail::type::custom_type)) - }; - }; - - template <typename T> - using stored_type = conditional_t< - std::is_convertible<T, std::basic_string<char_type>>::value && !detail::is_reference_wrapper<T>::value, - std::basic_string<char_type>, - T>; - - // Storage of basic_format_arg must be contiguous. - std::vector<basic_format_arg<Context>> data_; - std::vector<detail::named_arg_info<char_type>> named_info_; - - // Storage of arguments not fitting into basic_format_arg must grow - // without relocation because items in data_ refer to it. - detail::dynamic_arg_list dynamic_args_; - - friend class basic_format_args<Context>; - - unsigned long long get_types() const - { - return detail::is_unpacked_bit | data_.size() | - (named_info_.empty() ? 0ULL : static_cast<unsigned long long>(detail::has_named_args_bit)); - } - - const basic_format_arg<Context> *data() const { return named_info_.empty() ? data_.data() : data_.data() + 1; } - - template <typename T> - void emplace_arg(const T &arg) - { - data_.emplace_back(detail::make_arg<Context>(arg)); - } - - template <typename T> - void emplace_arg(const detail::named_arg<char_type, T> &arg) - { - if(named_info_.empty()) - { - constexpr const detail::named_arg_info<char_type> *zero_ptr{nullptr}; - data_.insert(data_.begin(), {zero_ptr, 0}); - } - data_.emplace_back(detail::make_arg<Context>(detail::unwrap(arg.value))); - auto pop_one = [](std::vector<basic_format_arg<Context>> *data) { data->pop_back(); }; - std::unique_ptr<std::vector<basic_format_arg<Context>>, decltype(pop_one)> guard{&data_, pop_one}; - named_info_.push_back({arg.name, static_cast<int>(data_.size() - 2u)}); - data_[0].value_.named_args = {named_info_.data(), named_info_.size()}; - guard.release(); - } - -public: - constexpr dynamic_format_arg_store() = default; - - /** - \rst - Adds an argument into the dynamic store for later passing to a formatting - function. - - Note that custom types and string types (but not string views) are copied - into the store dynamically allocating memory if necessary. - - **Example**:: - - fmt::dynamic_format_arg_store<fmt::format_context> store; - store.push_back(42); - store.push_back("abc"); - store.push_back(1.5f); - std::string result = fmt::vformat("{} and {} and {}", store); - \endrst - */ - template <typename T> - void push_back(const T &arg) - { - if(detail::const_check(need_copy<T>::value)) - emplace_arg(dynamic_args_.push<stored_type<T>>(arg)); - else - emplace_arg(detail::unwrap(arg)); - } - - /** - \rst - Adds a reference to the argument into the dynamic store for later passing to - a formatting function. - - **Example**:: - - fmt::dynamic_format_arg_store<fmt::format_context> store; - char band[] = "Rolling Stones"; - store.push_back(std::cref(band)); - band[9] = 'c'; // Changing str affects the output. - std::string result = fmt::vformat("{}", store); - // result == "Rolling Scones" - \endrst - */ - template <typename T> - void push_back(std::reference_wrapper<T> arg) - { - static_assert(need_copy<T>::value, "objects of built-in types and string views are always copied"); - emplace_arg(arg.get()); - } - - /** - Adds named argument into the dynamic store for later passing to a formatting - function. ``std::reference_wrapper`` is supported to avoid copying of the - argument. The name is always copied into the store. - */ - template <typename T> - void push_back(const detail::named_arg<char_type, T> &arg) - { - const char_type *arg_name = dynamic_args_.push<std::basic_string<char_type>>(arg.name).c_str(); - if(detail::const_check(need_copy<T>::value)) - { - emplace_arg(fmt::arg(arg_name, dynamic_args_.push<stored_type<T>>(arg.value))); - } - else - { - emplace_arg(fmt::arg(arg_name, arg.value)); - } - } - - /** Erase all elements from the store */ - void clear() - { - data_.clear(); - named_info_.clear(); - dynamic_args_ = detail::dynamic_arg_list(); - } - - /** - \rst - Reserves space to store at least *new_cap* arguments including - *new_cap_named* named arguments. - \endrst - */ - void reserve(size_t new_cap, size_t new_cap_named) - { - FMT_ASSERT(new_cap >= new_cap_named, "Set of arguments includes set of named arguments"); - data_.reserve(new_cap); - named_info_.reserve(new_cap_named); - } -}; - -FMT_END_NAMESPACE - -#endif // FMT_ARGS_H_ diff --git a/include/spdlog/fmt/bundled/chrono.h b/include/spdlog/fmt/bundled/chrono.h deleted file mode 100644 index 3d76d3c89..000000000 --- a/include/spdlog/fmt/bundled/chrono.h +++ /dev/null @@ -1,2396 +0,0 @@ -// Formatting library for C++ - chrono support -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_CHRONO_H_ -#define FMT_CHRONO_H_ - -#include "format.h" - -#include <algorithm> -#include <chrono> -#include <cmath> // std::isfinite -#include <cstring> // std::memcpy -#include <ctime> -#include <iterator> -#include <locale> -#include <ostream> -#include <type_traits> - -FMT_BEGIN_NAMESPACE - -// Enable tzset. -#ifndef FMT_USE_TZSET -// UWP doesn't provide _tzset. -#if FMT_HAS_INCLUDE("winapifamily.h") -#include <winapifamily.h> -#endif -#if defined(_WIN32) && (!defined(WINAPI_FAMILY) || (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) -#define FMT_USE_TZSET 1 -#else -#define FMT_USE_TZSET 0 -#endif -#endif - -// Enable safe chrono durations, unless explicitly disabled. -#ifndef FMT_SAFE_DURATION_CAST -#define FMT_SAFE_DURATION_CAST 1 -#endif -#if FMT_SAFE_DURATION_CAST - -// For conversion between std::chrono::durations without undefined -// behaviour or erroneous results. -// This is a stripped down version of duration_cast, for inclusion in fmt. -// See https://github.com/pauldreik/safe_duration_cast -// -// Copyright Paul Dreik 2019 -namespace safe_duration_cast -{ - -template < - typename To, - typename From, - FMT_ENABLE_IF( - !std::is_same<From, To>::value && std::numeric_limits<From>::is_signed == std::numeric_limits<To>::is_signed)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int &ec) -{ - ec = 0; - using F = std::numeric_limits<From>; - using T = std::numeric_limits<To>; - static_assert(F::is_integer, "From must be integral"); - static_assert(T::is_integer, "To must be integral"); - - // A and B are both signed, or both unsigned. - if(detail::const_check(F::digits <= T::digits)) - { - // From fits in To without any problem. - } - else - { - // From does not always fit in To, resort to a dynamic check. - if(from < (T::min)() || from > (T::max)()) - { - // outside range. - ec = 1; - return {}; - } - } - return static_cast<To>(from); -} - -/** - * converts From to To, without loss. If the dynamic value of from - * can't be converted to To without loss, ec is set. - */ -template < - typename To, - typename From, - FMT_ENABLE_IF( - !std::is_same<From, To>::value && std::numeric_limits<From>::is_signed != std::numeric_limits<To>::is_signed)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int &ec) -{ - ec = 0; - using F = std::numeric_limits<From>; - using T = std::numeric_limits<To>; - static_assert(F::is_integer, "From must be integral"); - static_assert(T::is_integer, "To must be integral"); - - if(detail::const_check(F::is_signed && !T::is_signed)) - { - // From may be negative, not allowed! - if(fmt::detail::is_negative(from)) - { - ec = 1; - return {}; - } - // From is positive. Can it always fit in To? - if(detail::const_check(F::digits > T::digits) && from > static_cast<From>(detail::max_value<To>())) - { - ec = 1; - return {}; - } - } - - if(detail::const_check(!F::is_signed && T::is_signed && F::digits >= T::digits) && - from > static_cast<From>(detail::max_value<To>())) - { - ec = 1; - return {}; - } - return static_cast<To>(from); // Lossless conversion. -} - -template <typename To, typename From, FMT_ENABLE_IF(std::is_same<From, To>::value)> -FMT_CONSTEXPR To lossless_integral_conversion(const From from, int &ec) -{ - ec = 0; - return from; -} // function - -// clang-format off -/** - * converts From to To if possible, otherwise ec is set. - * - * input | output - * ---------------------------------|--------------- - * NaN | NaN - * Inf | Inf - * normal, fits in output | converted (possibly lossy) - * normal, does not fit in output | ec is set - * subnormal | best effort - * -Inf | -Inf - */ -// clang-format on -template <typename To, typename From, FMT_ENABLE_IF(!std::is_same<From, To>::value)> -FMT_CONSTEXPR To safe_float_conversion(const From from, int &ec) -{ - ec = 0; - using T = std::numeric_limits<To>; - static_assert(std::is_floating_point<From>::value, "From must be floating"); - static_assert(std::is_floating_point<To>::value, "To must be floating"); - - // catch the only happy case - if(std::isfinite(from)) - { - if(from >= T::lowest() && from <= (T::max)()) - { - return static_cast<To>(from); - } - // not within range. - ec = 1; - return {}; - } - - // nan and inf will be preserved - return static_cast<To>(from); -} // function - -template <typename To, typename From, FMT_ENABLE_IF(std::is_same<From, To>::value)> -FMT_CONSTEXPR To safe_float_conversion(const From from, int &ec) -{ - ec = 0; - static_assert(std::is_floating_point<From>::value, "From must be floating"); - return from; -} - -/** - * safe duration cast between integral durations - */ -template < - typename To, - typename FromRep, - typename FromPeriod, - FMT_ENABLE_IF(std::is_integral<FromRep>::value), - FMT_ENABLE_IF(std::is_integral<typename To::rep>::value)> -To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, int &ec) -{ - using From = std::chrono::duration<FromRep, FromPeriod>; - ec = 0; - // the basic idea is that we need to convert from count() in the from type - // to count() in the To type, by multiplying it with this: - struct Factor : std::ratio_divide<typename From::period, typename To::period> - { - }; - - static_assert(Factor::num > 0, "num must be positive"); - static_assert(Factor::den > 0, "den must be positive"); - - // the conversion is like this: multiply from.count() with Factor::num - // /Factor::den and convert it to To::rep, all this without - // overflow/underflow. let's start by finding a suitable type that can hold - // both To, From and Factor::num - using IntermediateRep = - typename std::common_type<typename From::rep, typename To::rep, decltype(Factor::num)>::type; - - // safe conversion to IntermediateRep - IntermediateRep count = lossless_integral_conversion<IntermediateRep>(from.count(), ec); - if(ec) - return {}; - // multiply with Factor::num without overflow or underflow - if(detail::const_check(Factor::num != 1)) - { - const auto max1 = detail::max_value<IntermediateRep>() / Factor::num; - if(count > max1) - { - ec = 1; - return {}; - } - const auto min1 = (std::numeric_limits<IntermediateRep>::min)() / Factor::num; - if(!std::is_unsigned<IntermediateRep>::value && count < min1) - { - ec = 1; - return {}; - } - count *= Factor::num; - } - - if(detail::const_check(Factor::den != 1)) - count /= Factor::den; - auto tocount = lossless_integral_conversion<typename To::rep>(count, ec); - return ec ? To() : To(tocount); -} - -/** - * safe duration_cast between floating point durations - */ -template < - typename To, - typename FromRep, - typename FromPeriod, - FMT_ENABLE_IF(std::is_floating_point<FromRep>::value), - FMT_ENABLE_IF(std::is_floating_point<typename To::rep>::value)> -To safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from, int &ec) -{ - using From = std::chrono::duration<FromRep, FromPeriod>; - ec = 0; - if(std::isnan(from.count())) - { - // nan in, gives nan out. easy. - return To{std::numeric_limits<typename To::rep>::quiet_NaN()}; - } - // maybe we should also check if from is denormal, and decide what to do about - // it. - - // +-inf should be preserved. - if(std::isinf(from.count())) - { - return To{from.count()}; - } - - // the basic idea is that we need to convert from count() in the from type - // to count() in the To type, by multiplying it with this: - struct Factor : std::ratio_divide<typename From::period, typename To::period> - { - }; - - static_assert(Factor::num > 0, "num must be positive"); - static_assert(Factor::den > 0, "den must be positive"); - - // the conversion is like this: multiply from.count() with Factor::num - // /Factor::den and convert it to To::rep, all this without - // overflow/underflow. let's start by finding a suitable type that can hold - // both To, From and Factor::num - using IntermediateRep = - typename std::common_type<typename From::rep, typename To::rep, decltype(Factor::num)>::type; - - // force conversion of From::rep -> IntermediateRep to be safe, - // even if it will never happen be narrowing in this context. - IntermediateRep count = safe_float_conversion<IntermediateRep>(from.count(), ec); - if(ec) - { - return {}; - } - - // multiply with Factor::num without overflow or underflow - if(detail::const_check(Factor::num != 1)) - { - constexpr auto max1 = detail::max_value<IntermediateRep>() / static_cast<IntermediateRep>(Factor::num); - if(count > max1) - { - ec = 1; - return {}; - } - constexpr auto min1 = - std::numeric_limits<IntermediateRep>::lowest() / static_cast<IntermediateRep>(Factor::num); - if(count < min1) - { - ec = 1; - return {}; - } - count *= static_cast<IntermediateRep>(Factor::num); - } - - // this can't go wrong, right? den>0 is checked earlier. - if(detail::const_check(Factor::den != 1)) - { - using common_t = typename std::common_type<IntermediateRep, intmax_t>::type; - count /= static_cast<common_t>(Factor::den); - } - - // convert to the to type, safely - using ToRep = typename To::rep; - - const ToRep tocount = safe_float_conversion<ToRep>(count, ec); - if(ec) - { - return {}; - } - return To{tocount}; -} -} // namespace safe_duration_cast -#endif - -// Prevents expansion of a preceding token as a function-style macro. -// Usage: f FMT_NOMACRO() -#define FMT_NOMACRO - -namespace detail -{ -template <typename T = void> -struct null -{ -}; -inline null<> localtime_r FMT_NOMACRO(...) -{ - return null<>(); -} -inline null<> localtime_s(...) -{ - return null<>(); -} -inline null<> gmtime_r(...) -{ - return null<>(); -} -inline null<> gmtime_s(...) -{ - return null<>(); -} - -inline const std::locale &get_classic_locale() -{ - static const auto &locale = std::locale::classic(); - return locale; -} - -template <typename CodeUnit> -struct codecvt_result -{ - static constexpr const size_t max_size = 32; - CodeUnit buf[max_size]; - CodeUnit *end; -}; -template <typename CodeUnit> -constexpr const size_t codecvt_result<CodeUnit>::max_size; - -template <typename CodeUnit> -void write_codecvt(codecvt_result<CodeUnit> &out, string_view in_buf, const std::locale &loc) -{ -#if FMT_CLANG_VERSION -#pragma clang diagnostic push -#pragma clang diagnostic ignored "-Wdeprecated" - auto &f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); -#pragma clang diagnostic pop -#else - auto &f = std::use_facet<std::codecvt<CodeUnit, char, std::mbstate_t>>(loc); -#endif - auto mb = std::mbstate_t(); - const char *from_next = nullptr; - auto result = f.in(mb, in_buf.begin(), in_buf.end(), from_next, std::begin(out.buf), std::end(out.buf), out.end); - if(result != std::codecvt_base::ok) - FMT_THROW(format_error("failed to format time")); -} - -template <typename OutputIt> -auto write_encoded_tm_str(OutputIt out, string_view in, const std::locale &loc) -> OutputIt -{ - if(detail::is_utf8() && loc != get_classic_locale()) - { - // char16_t and char32_t codecvts are broken in MSVC (linkage errors) and - // gcc-4. -#if FMT_MSC_VERSION != 0 || (defined(__GLIBCXX__) && !defined(_GLIBCXX_USE_DUAL_ABI)) - // The _GLIBCXX_USE_DUAL_ABI macro is always defined in libstdc++ from gcc-5 - // and newer. - using code_unit = wchar_t; -#else - using code_unit = char32_t; -#endif - - using unit_t = codecvt_result<code_unit>; - unit_t unit; - write_codecvt(unit, in, loc); - // In UTF-8 is used one to four one-byte code units. - auto &&buf = basic_memory_buffer<char, unit_t::max_size * 4>(); - for(code_unit *p = unit.buf; p != unit.end; ++p) - { - uint32_t c = static_cast<uint32_t>(*p); - if(sizeof(code_unit) == 2 && c >= 0xd800 && c <= 0xdfff) - { - // surrogate pair - ++p; - if(p == unit.end || (c & 0xfc00) != 0xd800 || (*p & 0xfc00) != 0xdc00) - { - FMT_THROW(format_error("failed to format time")); - } - c = (c << 10) + static_cast<uint32_t>(*p) - 0x35fdc00; - } - if(c < 0x80) - { - buf.push_back(static_cast<char>(c)); - } - else if(c < 0x800) - { - buf.push_back(static_cast<char>(0xc0 | (c >> 6))); - buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); - } - else if((c >= 0x800 && c <= 0xd7ff) || (c >= 0xe000 && c <= 0xffff)) - { - buf.push_back(static_cast<char>(0xe0 | (c >> 12))); - buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); - buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); - } - else if(c >= 0x10000 && c <= 0x10ffff) - { - buf.push_back(static_cast<char>(0xf0 | (c >> 18))); - buf.push_back(static_cast<char>(0x80 | ((c & 0x3ffff) >> 12))); - buf.push_back(static_cast<char>(0x80 | ((c & 0xfff) >> 6))); - buf.push_back(static_cast<char>(0x80 | (c & 0x3f))); - } - else - { - FMT_THROW(format_error("failed to format time")); - } - } - return copy_str<char>(buf.data(), buf.data() + buf.size(), out); - } - return copy_str<char>(in.data(), in.data() + in.size(), out); -} - -template <typename Char, typename OutputIt, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> -auto write_tm_str(OutputIt out, string_view sv, const std::locale &loc) -> OutputIt -{ - codecvt_result<Char> unit; - write_codecvt(unit, sv, loc); - return copy_str<Char>(unit.buf, unit.end, out); -} - -template <typename Char, typename OutputIt, FMT_ENABLE_IF(std::is_same<Char, char>::value)> -auto write_tm_str(OutputIt out, string_view sv, const std::locale &loc) -> OutputIt -{ - return write_encoded_tm_str(out, sv, loc); -} - -template <typename Char> -inline void do_write(buffer<Char> &buf, const std::tm &time, const std::locale &loc, char format, char modifier) -{ - auto &&format_buf = formatbuf<std::basic_streambuf<Char>>(buf); - auto &&os = std::basic_ostream<Char>(&format_buf); - os.imbue(loc); - using iterator = std::ostreambuf_iterator<Char>; - const auto &facet = std::use_facet<std::time_put<Char, iterator>>(loc); - auto end = facet.put(os, os, Char(' '), &time, format, modifier); - if(end.failed()) - FMT_THROW(format_error("failed to format time")); -} - -template <typename Char, typename OutputIt, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> -auto write(OutputIt out, const std::tm &time, const std::locale &loc, char format, char modifier = 0) -> OutputIt -{ - auto &&buf = get_buffer<Char>(out); - do_write<Char>(buf, time, loc, format, modifier); - return buf.out(); -} - -template <typename Char, typename OutputIt, FMT_ENABLE_IF(std::is_same<Char, char>::value)> -auto write(OutputIt out, const std::tm &time, const std::locale &loc, char format, char modifier = 0) -> OutputIt -{ - auto &&buf = basic_memory_buffer<Char>(); - do_write<char>(buf, time, loc, format, modifier); - return write_encoded_tm_str(out, string_view(buf.data(), buf.size()), loc); -} - -} // namespace detail - -FMT_MODULE_EXPORT_BEGIN - -/** - Converts given time since epoch as ``std::time_t`` value into calendar time, - expressed in local time. Unlike ``std::localtime``, this function is - thread-safe on most platforms. - */ -inline std::tm localtime(std::time_t time) -{ - struct dispatcher - { - std::time_t time_; - std::tm tm_; - - dispatcher(std::time_t t) : time_(t) {} - - bool run() - { - using namespace fmt::detail; - return handle(localtime_r(&time_, &tm_)); - } - - bool handle(std::tm *tm) { return tm != nullptr; } - - bool handle(detail::null<>) - { - using namespace fmt::detail; - return fallback(localtime_s(&tm_, &time_)); - } - - bool fallback(int res) { return res == 0; } - -#if !FMT_MSC_VERSION - bool fallback(detail::null<>) - { - using namespace fmt::detail; - std::tm *tm = std::localtime(&time_); - if(tm) - tm_ = *tm; - return tm != nullptr; - } -#endif - }; - dispatcher lt(time); - // Too big time values may be unsupported. - if(!lt.run()) - FMT_THROW(format_error("time_t value out of range")); - return lt.tm_; -} - -inline std::tm localtime(std::chrono::time_point<std::chrono::system_clock> time_point) -{ - return localtime(std::chrono::system_clock::to_time_t(time_point)); -} - -/** - Converts given time since epoch as ``std::time_t`` value into calendar time, - expressed in Coordinated Universal Time (UTC). Unlike ``std::gmtime``, this - function is thread-safe on most platforms. - */ -inline std::tm gmtime(std::time_t time) -{ - struct dispatcher - { - std::time_t time_; - std::tm tm_; - - dispatcher(std::time_t t) : time_(t) {} - - bool run() - { - using namespace fmt::detail; - return handle(gmtime_r(&time_, &tm_)); - } - - bool handle(std::tm *tm) { return tm != nullptr; } - - bool handle(detail::null<>) - { - using namespace fmt::detail; - return fallback(gmtime_s(&tm_, &time_)); - } - - bool fallback(int res) { return res == 0; } - -#if !FMT_MSC_VERSION - bool fallback(detail::null<>) - { - std::tm *tm = std::gmtime(&time_); - if(tm) - tm_ = *tm; - return tm != nullptr; - } -#endif - }; - dispatcher gt(time); - // Too big time values may be unsupported. - if(!gt.run()) - FMT_THROW(format_error("time_t value out of range")); - return gt.tm_; -} - -inline std::tm gmtime(std::chrono::time_point<std::chrono::system_clock> time_point) -{ - return gmtime(std::chrono::system_clock::to_time_t(time_point)); -} - -FMT_BEGIN_DETAIL_NAMESPACE - -// Writes two-digit numbers a, b and c separated by sep to buf. -// The method by Pavel Novikov based on -// https://johnnylee-sde.github.io/Fast-unsigned-integer-to-time-string/. -inline void write_digit2_separated(char *buf, unsigned a, unsigned b, unsigned c, char sep) -{ - unsigned long long digits = a | (b << 24) | (static_cast<unsigned long long>(c) << 48); - // Convert each value to BCD. - // We have x = a * 10 + b and we want to convert it to BCD y = a * 16 + b. - // The difference is - // y - x = a * 6 - // a can be found from x: - // a = floor(x / 10) - // then - // y = x + a * 6 = x + floor(x / 10) * 6 - // floor(x / 10) is (x * 205) >> 11 (needs 16 bits). - digits += (((digits * 205) >> 11) & 0x000f00000f00000f) * 6; - // Put low nibbles to high bytes and high nibbles to low bytes. - digits = ((digits & 0x00f00000f00000f0) >> 4) | ((digits & 0x000f00000f00000f) << 8); - auto usep = static_cast<unsigned long long>(sep); - // Add ASCII '0' to each digit byte and insert separators. - digits |= 0x3030003030003030 | (usep << 16) | (usep << 40); - - constexpr const size_t len = 8; - if(const_check(is_big_endian())) - { - char tmp[len]; - std::memcpy(tmp, &digits, len); - std::reverse_copy(tmp, tmp + len, buf); - } - else - { - std::memcpy(buf, &digits, len); - } -} - -template <typename Period> -FMT_CONSTEXPR inline const char *get_units() -{ - if(std::is_same<Period, std::atto>::value) - return "as"; - if(std::is_same<Period, std::femto>::value) - return "fs"; - if(std::is_same<Period, std::pico>::value) - return "ps"; - if(std::is_same<Period, std::nano>::value) - return "ns"; - if(std::is_same<Period, std::micro>::value) - return "µs"; - if(std::is_same<Period, std::milli>::value) - return "ms"; - if(std::is_same<Period, std::centi>::value) - return "cs"; - if(std::is_same<Period, std::deci>::value) - return "ds"; - if(std::is_same<Period, std::ratio<1>>::value) - return "s"; - if(std::is_same<Period, std::deca>::value) - return "das"; - if(std::is_same<Period, std::hecto>::value) - return "hs"; - if(std::is_same<Period, std::kilo>::value) - return "ks"; - if(std::is_same<Period, std::mega>::value) - return "Ms"; - if(std::is_same<Period, std::giga>::value) - return "Gs"; - if(std::is_same<Period, std::tera>::value) - return "Ts"; - if(std::is_same<Period, std::peta>::value) - return "Ps"; - if(std::is_same<Period, std::exa>::value) - return "Es"; - if(std::is_same<Period, std::ratio<60>>::value) - return "m"; - if(std::is_same<Period, std::ratio<3600>>::value) - return "h"; - return nullptr; -} - -enum class numeric_system -{ - standard, - // Alternative numeric system, e.g. å二 instead of 12 in ja_JP locale. - alternative -}; - -// Parses a put_time-like format string and invokes handler actions. -template <typename Char, typename Handler> -FMT_CONSTEXPR const Char *parse_chrono_format(const Char *begin, const Char *end, Handler &&handler) -{ - auto ptr = begin; - while(ptr != end) - { - auto c = *ptr; - if(c == '}') - break; - if(c != '%') - { - ++ptr; - continue; - } - if(begin != ptr) - handler.on_text(begin, ptr); - ++ptr; // consume '%' - if(ptr == end) - FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch(c) - { - case '%': - handler.on_text(ptr - 1, ptr); - break; - case 'n': - { - const Char newline[] = {'\n'}; - handler.on_text(newline, newline + 1); - break; - } - case 't': - { - const Char tab[] = {'\t'}; - handler.on_text(tab, tab + 1); - break; - } - // Year: - case 'Y': - handler.on_year(numeric_system::standard); - break; - case 'y': - handler.on_short_year(numeric_system::standard); - break; - case 'C': - handler.on_century(numeric_system::standard); - break; - case 'G': - handler.on_iso_week_based_year(); - break; - case 'g': - handler.on_iso_week_based_short_year(); - break; - // Day of the week: - case 'a': - handler.on_abbr_weekday(); - break; - case 'A': - handler.on_full_weekday(); - break; - case 'w': - handler.on_dec0_weekday(numeric_system::standard); - break; - case 'u': - handler.on_dec1_weekday(numeric_system::standard); - break; - // Month: - case 'b': - case 'h': - handler.on_abbr_month(); - break; - case 'B': - handler.on_full_month(); - break; - case 'm': - handler.on_dec_month(numeric_system::standard); - break; - // Day of the year/month: - case 'U': - handler.on_dec0_week_of_year(numeric_system::standard); - break; - case 'W': - handler.on_dec1_week_of_year(numeric_system::standard); - break; - case 'V': - handler.on_iso_week_of_year(numeric_system::standard); - break; - case 'j': - handler.on_day_of_year(); - break; - case 'd': - handler.on_day_of_month(numeric_system::standard); - break; - case 'e': - handler.on_day_of_month_space(numeric_system::standard); - break; - // Hour, minute, second: - case 'H': - handler.on_24_hour(numeric_system::standard); - break; - case 'I': - handler.on_12_hour(numeric_system::standard); - break; - case 'M': - handler.on_minute(numeric_system::standard); - break; - case 'S': - handler.on_second(numeric_system::standard); - break; - // Other: - case 'c': - handler.on_datetime(numeric_system::standard); - break; - case 'x': - handler.on_loc_date(numeric_system::standard); - break; - case 'X': - handler.on_loc_time(numeric_system::standard); - break; - case 'D': - handler.on_us_date(); - break; - case 'F': - handler.on_iso_date(); - break; - case 'r': - handler.on_12_hour_time(); - break; - case 'R': - handler.on_24_hour_time(); - break; - case 'T': - handler.on_iso_time(); - break; - case 'p': - handler.on_am_pm(); - break; - case 'Q': - handler.on_duration_value(); - break; - case 'q': - handler.on_duration_unit(); - break; - case 'z': - handler.on_utc_offset(); - break; - case 'Z': - handler.on_tz_name(); - break; - // Alternative representation: - case 'E': - { - if(ptr == end) - FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch(c) - { - case 'Y': - handler.on_year(numeric_system::alternative); - break; - case 'y': - handler.on_offset_year(); - break; - case 'C': - handler.on_century(numeric_system::alternative); - break; - case 'c': - handler.on_datetime(numeric_system::alternative); - break; - case 'x': - handler.on_loc_date(numeric_system::alternative); - break; - case 'X': - handler.on_loc_time(numeric_system::alternative); - break; - default: - FMT_THROW(format_error("invalid format")); - } - break; - } - case 'O': - if(ptr == end) - FMT_THROW(format_error("invalid format")); - c = *ptr++; - switch(c) - { - case 'y': - handler.on_short_year(numeric_system::alternative); - break; - case 'm': - handler.on_dec_month(numeric_system::alternative); - break; - case 'U': - handler.on_dec0_week_of_year(numeric_system::alternative); - break; - case 'W': - handler.on_dec1_week_of_year(numeric_system::alternative); - break; - case 'V': - handler.on_iso_week_of_year(numeric_system::alternative); - break; - case 'd': - handler.on_day_of_month(numeric_system::alternative); - break; - case 'e': - handler.on_day_of_month_space(numeric_system::alternative); - break; - case 'w': - handler.on_dec0_weekday(numeric_system::alternative); - break; - case 'u': - handler.on_dec1_weekday(numeric_system::alternative); - break; - case 'H': - handler.on_24_hour(numeric_system::alternative); - break; - case 'I': - handler.on_12_hour(numeric_system::alternative); - break; - case 'M': - handler.on_minute(numeric_system::alternative); - break; - case 'S': - handler.on_second(numeric_system::alternative); - break; - default: - FMT_THROW(format_error("invalid format")); - } - break; - default: - FMT_THROW(format_error("invalid format")); - } - begin = ptr; - } - if(begin != ptr) - handler.on_text(begin, ptr); - return ptr; -} - -template <typename Derived> -struct null_chrono_spec_handler -{ - FMT_CONSTEXPR void unsupported() { static_cast<Derived *>(this)->unsupported(); } - FMT_CONSTEXPR void on_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_short_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_offset_year() { unsupported(); } - FMT_CONSTEXPR void on_century(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_iso_week_based_year() { unsupported(); } - FMT_CONSTEXPR void on_iso_week_based_short_year() { unsupported(); } - FMT_CONSTEXPR void on_abbr_weekday() { unsupported(); } - FMT_CONSTEXPR void on_full_weekday() { unsupported(); } - FMT_CONSTEXPR void on_dec0_weekday(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_dec1_weekday(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_abbr_month() { unsupported(); } - FMT_CONSTEXPR void on_full_month() { unsupported(); } - FMT_CONSTEXPR void on_dec_month(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_day_of_year() { unsupported(); } - FMT_CONSTEXPR void on_day_of_month(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_day_of_month_space(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_24_hour(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_12_hour(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_minute(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_second(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_datetime(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_loc_date(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_loc_time(numeric_system) { unsupported(); } - FMT_CONSTEXPR void on_us_date() { unsupported(); } - FMT_CONSTEXPR void on_iso_date() { unsupported(); } - FMT_CONSTEXPR void on_12_hour_time() { unsupported(); } - FMT_CONSTEXPR void on_24_hour_time() { unsupported(); } - FMT_CONSTEXPR void on_iso_time() { unsupported(); } - FMT_CONSTEXPR void on_am_pm() { unsupported(); } - FMT_CONSTEXPR void on_duration_value() { unsupported(); } - FMT_CONSTEXPR void on_duration_unit() { unsupported(); } - FMT_CONSTEXPR void on_utc_offset() { unsupported(); } - FMT_CONSTEXPR void on_tz_name() { unsupported(); } -}; - -struct tm_format_checker : null_chrono_spec_handler<tm_format_checker> -{ - FMT_NORETURN void unsupported() { FMT_THROW(format_error("no format")); } - - template <typename Char> - FMT_CONSTEXPR void on_text(const Char *, const Char *) - { - } - FMT_CONSTEXPR void on_year(numeric_system) {} - FMT_CONSTEXPR void on_short_year(numeric_system) {} - FMT_CONSTEXPR void on_offset_year() {} - FMT_CONSTEXPR void on_century(numeric_system) {} - FMT_CONSTEXPR void on_iso_week_based_year() {} - FMT_CONSTEXPR void on_iso_week_based_short_year() {} - FMT_CONSTEXPR void on_abbr_weekday() {} - FMT_CONSTEXPR void on_full_weekday() {} - FMT_CONSTEXPR void on_dec0_weekday(numeric_system) {} - FMT_CONSTEXPR void on_dec1_weekday(numeric_system) {} - FMT_CONSTEXPR void on_abbr_month() {} - FMT_CONSTEXPR void on_full_month() {} - FMT_CONSTEXPR void on_dec_month(numeric_system) {} - FMT_CONSTEXPR void on_dec0_week_of_year(numeric_system) {} - FMT_CONSTEXPR void on_dec1_week_of_year(numeric_system) {} - FMT_CONSTEXPR void on_iso_week_of_year(numeric_system) {} - FMT_CONSTEXPR void on_day_of_year() {} - FMT_CONSTEXPR void on_day_of_month(numeric_system) {} - FMT_CONSTEXPR void on_day_of_month_space(numeric_system) {} - FMT_CONSTEXPR void on_24_hour(numeric_system) {} - FMT_CONSTEXPR void on_12_hour(numeric_system) {} - FMT_CONSTEXPR void on_minute(numeric_system) {} - FMT_CONSTEXPR void on_second(numeric_system) {} - FMT_CONSTEXPR void on_datetime(numeric_system) {} - FMT_CONSTEXPR void on_loc_date(numeric_system) {} - FMT_CONSTEXPR void on_loc_time(numeric_system) {} - FMT_CONSTEXPR void on_us_date() {} - FMT_CONSTEXPR void on_iso_date() {} - FMT_CONSTEXPR void on_12_hour_time() {} - FMT_CONSTEXPR void on_24_hour_time() {} - FMT_CONSTEXPR void on_iso_time() {} - FMT_CONSTEXPR void on_am_pm() {} - FMT_CONSTEXPR void on_utc_offset() {} - FMT_CONSTEXPR void on_tz_name() {} -}; - -inline const char *tm_wday_full_name(int wday) -{ - static constexpr const char *full_name_list[] = { - "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}; - return wday >= 0 && wday <= 6 ? full_name_list[wday] : "?"; -} -inline const char *tm_wday_short_name(int wday) -{ - static constexpr const char *short_name_list[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; - return wday >= 0 && wday <= 6 ? short_name_list[wday] : "???"; -} - -inline const char *tm_mon_full_name(int mon) -{ - static constexpr const char *full_name_list[] = { - "January", - "February", - "March", - "April", - "May", - "June", - "July", - "August", - "September", - "October", - "November", - "December"}; - return mon >= 0 && mon <= 11 ? full_name_list[mon] : "?"; -} -inline const char *tm_mon_short_name(int mon) -{ - static constexpr const char *short_name_list[] = { - "Jan", - "Feb", - "Mar", - "Apr", - "May", - "Jun", - "Jul", - "Aug", - "Sep", - "Oct", - "Nov", - "Dec", - }; - return mon >= 0 && mon <= 11 ? short_name_list[mon] : "???"; -} - -template <typename T, typename = void> -struct has_member_data_tm_gmtoff : std::false_type -{ -}; -template <typename T> -struct has_member_data_tm_gmtoff<T, void_t<decltype(T::tm_gmtoff)>> : std::true_type -{ -}; - -template <typename T, typename = void> -struct has_member_data_tm_zone : std::false_type -{ -}; -template <typename T> -struct has_member_data_tm_zone<T, void_t<decltype(T::tm_zone)>> : std::true_type -{ -}; - -#if FMT_USE_TZSET -inline void tzset_once() -{ - static bool init = []() -> bool - { - _tzset(); - return true; - }(); - ignore_unused(init); -} -#endif - -template <typename OutputIt, typename Char> -class tm_writer -{ -private: - static constexpr int days_per_week = 7; - - const std::locale &loc_; - const bool is_classic_; - OutputIt out_; - const std::tm &tm_; - - auto tm_sec() const noexcept -> int - { - FMT_ASSERT(tm_.tm_sec >= 0 && tm_.tm_sec <= 61, ""); - return tm_.tm_sec; - } - auto tm_min() const noexcept -> int - { - FMT_ASSERT(tm_.tm_min >= 0 && tm_.tm_min <= 59, ""); - return tm_.tm_min; - } - auto tm_hour() const noexcept -> int - { - FMT_ASSERT(tm_.tm_hour >= 0 && tm_.tm_hour <= 23, ""); - return tm_.tm_hour; - } - auto tm_mday() const noexcept -> int - { - FMT_ASSERT(tm_.tm_mday >= 1 && tm_.tm_mday <= 31, ""); - return tm_.tm_mday; - } - auto tm_mon() const noexcept -> int - { - FMT_ASSERT(tm_.tm_mon >= 0 && tm_.tm_mon <= 11, ""); - return tm_.tm_mon; - } - auto tm_year() const noexcept -> long long { return 1900ll + tm_.tm_year; } - auto tm_wday() const noexcept -> int - { - FMT_ASSERT(tm_.tm_wday >= 0 && tm_.tm_wday <= 6, ""); - return tm_.tm_wday; - } - auto tm_yday() const noexcept -> int - { - FMT_ASSERT(tm_.tm_yday >= 0 && tm_.tm_yday <= 365, ""); - return tm_.tm_yday; - } - - auto tm_hour12() const noexcept -> int - { - const auto h = tm_hour(); - const auto z = h < 12 ? h : h - 12; - return z == 0 ? 12 : z; - } - - // POSIX and the C Standard are unclear or inconsistent about what %C and %y - // do if the year is negative or exceeds 9999. Use the convention that %C - // concatenated with %y yields the same output as %Y, and that %Y contains at - // least 4 characters, with more only if necessary. - auto split_year_lower(long long year) const noexcept -> int - { - auto l = year % 100; - if(l < 0) - l = -l; // l in [0, 99] - return static_cast<int>(l); - } - - // Algorithm: - // https://en.wikipedia.org/wiki/ISO_week_date#Calculating_the_week_number_from_a_month_and_day_of_the_month_or_ordinal_date - auto iso_year_weeks(long long curr_year) const noexcept -> int - { - const auto prev_year = curr_year - 1; - const auto curr_p = (curr_year + curr_year / 4 - curr_year / 100 + curr_year / 400) % days_per_week; - const auto prev_p = (prev_year + prev_year / 4 - prev_year / 100 + prev_year / 400) % days_per_week; - return 52 + ((curr_p == 4 || prev_p == 3) ? 1 : 0); - } - auto iso_week_num(int tm_yday, int tm_wday) const noexcept -> int - { - return (tm_yday + 11 - (tm_wday == 0 ? days_per_week : tm_wday)) / days_per_week; - } - auto tm_iso_week_year() const noexcept -> long long - { - const auto year = tm_year(); - const auto w = iso_week_num(tm_yday(), tm_wday()); - if(w < 1) - return year - 1; - if(w > iso_year_weeks(year)) - return year + 1; - return year; - } - auto tm_iso_week_of_year() const noexcept -> int - { - const auto year = tm_year(); - const auto w = iso_week_num(tm_yday(), tm_wday()); - if(w < 1) - return iso_year_weeks(year - 1); - if(w > iso_year_weeks(year)) - return 1; - return w; - } - - void write1(int value) { *out_++ = static_cast<char>('0' + to_unsigned(value) % 10); } - void write2(int value) - { - const char *d = digits2(to_unsigned(value) % 100); - *out_++ = *d++; - *out_++ = *d; - } - - void write_year_extended(long long year) - { - // At least 4 characters. - int width = 4; - if(year < 0) - { - *out_++ = '-'; - year = 0 - year; - --width; - } - uint32_or_64_or_128_t<long long> n = to_unsigned(year); - const int num_digits = count_digits(n); - if(width > num_digits) - out_ = std::fill_n(out_, width - num_digits, '0'); - out_ = format_decimal<Char>(out_, n, num_digits).end; - } - void write_year(long long year) - { - if(year >= 0 && year < 10000) - { - write2(static_cast<int>(year / 100)); - write2(static_cast<int>(year % 100)); - } - else - { - write_year_extended(year); - } - } - - void write_utc_offset(long offset) - { - if(offset < 0) - { - *out_++ = '-'; - offset = -offset; - } - else - { - *out_++ = '+'; - } - offset /= 60; - write2(static_cast<int>(offset / 60)); - write2(static_cast<int>(offset % 60)); - } - template <typename T, FMT_ENABLE_IF(has_member_data_tm_gmtoff<T>::value)> - void format_utc_offset_impl(const T &tm) - { - write_utc_offset(tm.tm_gmtoff); - } - template <typename T, FMT_ENABLE_IF(!has_member_data_tm_gmtoff<T>::value)> - void format_utc_offset_impl(const T &tm) - { -#if defined(_WIN32) && defined(_UCRT) -#if FMT_USE_TZSET - tzset_once(); -#endif - long offset = 0; - _get_timezone(&offset); - if(tm.tm_isdst) - { - long dstbias = 0; - _get_dstbias(&dstbias); - offset += dstbias; - } - write_utc_offset(-offset); -#else - ignore_unused(tm); - format_localized('z'); -#endif - } - - template <typename T, FMT_ENABLE_IF(has_member_data_tm_zone<T>::value)> - void format_tz_name_impl(const T &tm) - { - if(is_classic_) - out_ = write_tm_str<Char>(out_, tm.tm_zone, loc_); - else - format_localized('Z'); - } - template <typename T, FMT_ENABLE_IF(!has_member_data_tm_zone<T>::value)> - void format_tz_name_impl(const T &) - { - format_localized('Z'); - } - - void format_localized(char format, char modifier = 0) - { - out_ = write<Char>(out_, tm_, loc_, format, modifier); - } - -public: - tm_writer(const std::locale &loc, OutputIt out, const std::tm &tm) : - loc_(loc), is_classic_(loc_ == get_classic_locale()), out_(out), tm_(tm) - { - } - - OutputIt out() const - { - return out_; - } - - FMT_CONSTEXPR void on_text(const Char *begin, const Char *end) - { - out_ = copy_str<Char>(begin, end, out_); - } - - void on_abbr_weekday() - { - if(is_classic_) - out_ = write(out_, tm_wday_short_name(tm_wday())); - else - format_localized('a'); - } - void on_full_weekday() - { - if(is_classic_) - out_ = write(out_, tm_wday_full_name(tm_wday())); - else - format_localized('A'); - } - void on_dec0_weekday(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write1(tm_wday()); - format_localized('w', 'O'); - } - void on_dec1_weekday(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - { - auto wday = tm_wday(); - write1(wday == 0 ? days_per_week : wday); - } - else - { - format_localized('u', 'O'); - } - } - - void on_abbr_month() - { - if(is_classic_) - out_ = write(out_, tm_mon_short_name(tm_mon())); - else - format_localized('b'); - } - void on_full_month() - { - if(is_classic_) - out_ = write(out_, tm_mon_full_name(tm_mon())); - else - format_localized('B'); - } - - void on_datetime(numeric_system ns) - { - if(is_classic_) - { - on_abbr_weekday(); - *out_++ = ' '; - on_abbr_month(); - *out_++ = ' '; - on_day_of_month_space(numeric_system::standard); - *out_++ = ' '; - on_iso_time(); - *out_++ = ' '; - on_year(numeric_system::standard); - } - else - { - format_localized('c', ns == numeric_system::standard ? '\0' : 'E'); - } - } - void on_loc_date(numeric_system ns) - { - if(is_classic_) - on_us_date(); - else - format_localized('x', ns == numeric_system::standard ? '\0' : 'E'); - } - void on_loc_time(numeric_system ns) - { - if(is_classic_) - on_iso_time(); - else - format_localized('X', ns == numeric_system::standard ? '\0' : 'E'); - } - void on_us_date() - { - char buf[8]; - write_digit2_separated( - buf, to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), to_unsigned(split_year_lower(tm_year())), '/'); - out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); - } - void on_iso_date() - { - auto year = tm_year(); - char buf[10]; - size_t offset = 0; - if(year >= 0 && year < 10000) - { - copy2(buf, digits2(static_cast<size_t>(year / 100))); - } - else - { - offset = 4; - write_year_extended(year); - year = 0; - } - write_digit2_separated( - buf + 2, static_cast<unsigned>(year % 100), to_unsigned(tm_mon() + 1), to_unsigned(tm_mday()), '-'); - out_ = copy_str<Char>(std::begin(buf) + offset, std::end(buf), out_); - } - - void on_utc_offset() - { - format_utc_offset_impl(tm_); - } - void on_tz_name() - { - format_tz_name_impl(tm_); - } - - void on_year(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write_year(tm_year()); - format_localized('Y', 'E'); - } - void on_short_year(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(split_year_lower(tm_year())); - format_localized('y', 'O'); - } - void on_offset_year() - { - if(is_classic_) - return write2(split_year_lower(tm_year())); - format_localized('y', 'E'); - } - - void on_century(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - { - auto year = tm_year(); - auto upper = year / 100; - if(year >= -99 && year < 0) - { - // Zero upper on negative year. - *out_++ = '-'; - *out_++ = '0'; - } - else if(upper >= 0 && upper < 100) - { - write2(static_cast<int>(upper)); - } - else - { - out_ = write<Char>(out_, upper); - } - } - else - { - format_localized('C', 'E'); - } - } - - void on_dec_month(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_mon() + 1); - format_localized('m', 'O'); - } - - void on_dec0_week_of_year(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2((tm_yday() + days_per_week - tm_wday()) / days_per_week); - format_localized('U', 'O'); - } - void on_dec1_week_of_year(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - { - auto wday = tm_wday(); - write2((tm_yday() + days_per_week - (wday == 0 ? (days_per_week - 1) : (wday - 1))) / days_per_week); - } - else - { - format_localized('W', 'O'); - } - } - void on_iso_week_of_year(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_iso_week_of_year()); - format_localized('V', 'O'); - } - - void on_iso_week_based_year() - { - write_year(tm_iso_week_year()); - } - void on_iso_week_based_short_year() - { - write2(split_year_lower(tm_iso_week_year())); - } - - void on_day_of_year() - { - auto yday = tm_yday() + 1; - write1(yday / 100); - write2(yday % 100); - } - void on_day_of_month(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_mday()); - format_localized('d', 'O'); - } - void on_day_of_month_space(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - { - auto mday = to_unsigned(tm_mday()) % 100; - const char *d2 = digits2(mday); - *out_++ = mday < 10 ? ' ' : d2[0]; - *out_++ = d2[1]; - } - else - { - format_localized('e', 'O'); - } - } - - void on_24_hour(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_hour()); - format_localized('H', 'O'); - } - void on_12_hour(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_hour12()); - format_localized('I', 'O'); - } - void on_minute(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_min()); - format_localized('M', 'O'); - } - void on_second(numeric_system ns) - { - if(is_classic_ || ns == numeric_system::standard) - return write2(tm_sec()); - format_localized('S', 'O'); - } - - void on_12_hour_time() - { - if(is_classic_) - { - char buf[8]; - write_digit2_separated(buf, to_unsigned(tm_hour12()), to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); - out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); - *out_++ = ' '; - on_am_pm(); - } - else - { - format_localized('r'); - } - } - void on_24_hour_time() - { - write2(tm_hour()); - *out_++ = ':'; - write2(tm_min()); - } - void on_iso_time() - { - char buf[8]; - write_digit2_separated(buf, to_unsigned(tm_hour()), to_unsigned(tm_min()), to_unsigned(tm_sec()), ':'); - out_ = copy_str<Char>(std::begin(buf), std::end(buf), out_); - } - - void on_am_pm() - { - if(is_classic_) - { - *out_++ = tm_hour() < 12 ? 'A' : 'P'; - *out_++ = 'M'; - } - else - { - format_localized('p'); - } - } - - // These apply to chrono durations but not tm. - void on_duration_value() {} - void on_duration_unit() {} -}; - -struct chrono_format_checker : null_chrono_spec_handler<chrono_format_checker> -{ - FMT_NORETURN void unsupported() { FMT_THROW(format_error("no date")); } - - template <typename Char> - FMT_CONSTEXPR void on_text(const Char *, const Char *) - { - } - FMT_CONSTEXPR void on_24_hour(numeric_system) {} - FMT_CONSTEXPR void on_12_hour(numeric_system) {} - FMT_CONSTEXPR void on_minute(numeric_system) {} - FMT_CONSTEXPR void on_second(numeric_system) {} - FMT_CONSTEXPR void on_12_hour_time() {} - FMT_CONSTEXPR void on_24_hour_time() {} - FMT_CONSTEXPR void on_iso_time() {} - FMT_CONSTEXPR void on_am_pm() {} - FMT_CONSTEXPR void on_duration_value() {} - FMT_CONSTEXPR void on_duration_unit() {} -}; - -template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> -inline bool isfinite(T) -{ - return true; -} - -// Converts value to Int and checks that it's in the range [0, upper). -template <typename T, typename Int, FMT_ENABLE_IF(std::is_integral<T>::value)> -inline Int to_nonnegative_int(T value, Int upper) -{ - FMT_ASSERT( - std::is_unsigned<Int>::value || (value >= 0 && to_unsigned(value) <= to_unsigned(upper)), "invalid value"); - (void) upper; - return static_cast<Int>(value); -} -template <typename T, typename Int, FMT_ENABLE_IF(!std::is_integral<T>::value)> -inline Int to_nonnegative_int(T value, Int upper) -{ - if(value < 0 || value > static_cast<T>(upper)) - FMT_THROW(format_error("invalid value")); - return static_cast<Int>(value); -} - -template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> -inline T mod(T x, int y) -{ - return x % static_cast<T>(y); -} -template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> -inline T mod(T x, int y) -{ - return std::fmod(x, static_cast<T>(y)); -} - -// If T is an integral type, maps T to its unsigned counterpart, otherwise -// leaves it unchanged (unlike std::make_unsigned). -template <typename T, bool INTEGRAL = std::is_integral<T>::value> -struct make_unsigned_or_unchanged -{ - using type = T; -}; - -template <typename T> -struct make_unsigned_or_unchanged<T, true> -{ - using type = typename std::make_unsigned<T>::type; -}; - -#if FMT_SAFE_DURATION_CAST -// throwing version of safe_duration_cast -template <typename To, typename FromRep, typename FromPeriod> -To fmt_safe_duration_cast(std::chrono::duration<FromRep, FromPeriod> from) -{ - int ec; - To to = safe_duration_cast::safe_duration_cast<To>(from, ec); - if(ec) - FMT_THROW(format_error("cannot format duration")); - return to; -} -#endif - -template <typename Rep, typename Period, FMT_ENABLE_IF(std::is_integral<Rep>::value)> -inline std::chrono::duration<Rep, std::milli> get_milliseconds(std::chrono::duration<Rep, Period> d) -{ - // this may overflow and/or the result may not fit in the - // target type. -#if FMT_SAFE_DURATION_CAST - using CommonSecondsType = typename std::common_type<decltype(d), std::chrono::seconds>::type; - const auto d_as_common = fmt_safe_duration_cast<CommonSecondsType>(d); - const auto d_as_whole_seconds = fmt_safe_duration_cast<std::chrono::seconds>(d_as_common); - // this conversion should be nonproblematic - const auto diff = d_as_common - d_as_whole_seconds; - const auto ms = fmt_safe_duration_cast<std::chrono::duration<Rep, std::milli>>(diff); - return ms; -#else - auto s = std::chrono::duration_cast<std::chrono::seconds>(d); - return std::chrono::duration_cast<std::chrono::milliseconds>(d - s); -#endif -} - -// Counts the number of fractional digits in the range [0, 18] according to the -// C++20 spec. If more than 18 fractional digits are required then returns 6 for -// microseconds precision. -template <long long Num, long long Den, int N = 0, bool Enabled = (N < 19) && (Num <= max_value<long long>() / 10)> -struct count_fractional_digits -{ - static constexpr int value = Num % Den == 0 ? N : count_fractional_digits<Num * 10, Den, N + 1>::value; -}; - -// Base case that doesn't instantiate any more templates -// in order to avoid overflow. -template <long long Num, long long Den, int N> -struct count_fractional_digits<Num, Den, N, false> -{ - static constexpr int value = (Num % Den == 0) ? N : 6; -}; - -constexpr long long pow10(std::uint32_t n) -{ - return n == 0 ? 1 : 10 * pow10(n - 1); -} - -template <class Rep, class Period, FMT_ENABLE_IF(std::numeric_limits<Rep>::is_signed)> -constexpr std::chrono::duration<Rep, Period> abs(std::chrono::duration<Rep, Period> d) -{ - // We need to compare the duration using the count() method directly - // due to a compiler bug in clang-11 regarding the spaceship operator, - // when -Wzero-as-null-pointer-constant is enabled. - // In clang-12 the bug has been fixed. See - // https://bugs.llvm.org/show_bug.cgi?id=46235 and the reproducible example: - // https://www.godbolt.org/z/Knbb5joYx. - return d.count() >= d.zero().count() ? d : -d; -} - -template <class Rep, class Period, FMT_ENABLE_IF(!std::numeric_limits<Rep>::is_signed)> -constexpr std::chrono::duration<Rep, Period> abs(std::chrono::duration<Rep, Period> d) -{ - return d; -} - -template <typename Char, typename Rep, typename OutputIt, FMT_ENABLE_IF(std::is_integral<Rep>::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int) -{ - return write<Char>(out, val); -} - -template <typename Char, typename Rep, typename OutputIt, FMT_ENABLE_IF(std::is_floating_point<Rep>::value)> -OutputIt format_duration_value(OutputIt out, Rep val, int precision) -{ - auto specs = basic_format_specs<Char>(); - specs.precision = precision; - specs.type = precision >= 0 ? presentation_type::fixed_lower : presentation_type::general_lower; - return write<Char>(out, val, specs); -} - -template <typename Char, typename OutputIt> -OutputIt copy_unit(string_view unit, OutputIt out, Char) -{ - return std::copy(unit.begin(), unit.end(), out); -} - -template <typename OutputIt> -OutputIt copy_unit(string_view unit, OutputIt out, wchar_t) -{ - // This works when wchar_t is UTF-32 because units only contain characters - // that have the same representation in UTF-16 and UTF-32. - utf8_to_utf16 u(unit); - return std::copy(u.c_str(), u.c_str() + u.size(), out); -} - -template <typename Char, typename Period, typename OutputIt> -OutputIt format_duration_unit(OutputIt out) -{ - if(const char *unit = get_units<Period>()) - return copy_unit(string_view(unit), out, Char()); - *out++ = '['; - out = write<Char>(out, Period::num); - if(const_check(Period::den != 1)) - { - *out++ = '/'; - out = write<Char>(out, Period::den); - } - *out++ = ']'; - *out++ = 's'; - return out; -} - -class get_locale -{ -private: - union - { - std::locale locale_; - }; - bool has_locale_ = false; - -public: - get_locale(bool localized, locale_ref loc) : has_locale_(localized) - { - if(localized) - ::new(&locale_) std::locale(loc.template get<std::locale>()); - } - ~get_locale() - { - if(has_locale_) - locale_.~locale(); - } - operator const std::locale &() const { return has_locale_ ? locale_ : get_classic_locale(); } -}; - -template <typename FormatContext, typename OutputIt, typename Rep, typename Period> -struct chrono_formatter -{ - FormatContext &context; - OutputIt out; - int precision; - bool localized = false; - // rep is unsigned to avoid overflow. - using rep = conditional_t< - std::is_integral<Rep>::value && sizeof(Rep) < sizeof(int), - unsigned, - typename make_unsigned_or_unchanged<Rep>::type>; - rep val; - using seconds = std::chrono::duration<rep>; - seconds s; - using milliseconds = std::chrono::duration<rep, std::milli>; - bool negative; - - using char_type = typename FormatContext::char_type; - using tm_writer_type = tm_writer<OutputIt, char_type>; - - chrono_formatter(FormatContext &ctx, OutputIt o, std::chrono::duration<Rep, Period> d) : - context(ctx), out(o), val(static_cast<rep>(d.count())), negative(false) - { - if(d.count() < 0) - { - val = 0 - val; - negative = true; - } - - // this may overflow and/or the result may not fit in the - // target type. -#if FMT_SAFE_DURATION_CAST - // might need checked conversion (rep!=Rep) - auto tmpval = std::chrono::duration<rep, Period>(val); - s = fmt_safe_duration_cast<seconds>(tmpval); -#else - s = std::chrono::duration_cast<seconds>(std::chrono::duration<rep, Period>(val)); -#endif - } - - // returns true if nan or inf, writes to out. - bool handle_nan_inf() - { - if(isfinite(val)) - { - return false; - } - if(isnan(val)) - { - write_nan(); - return true; - } - // must be +-inf - if(val > 0) - { - write_pinf(); - } - else - { - write_ninf(); - } - return true; - } - - Rep hour() const - { - return static_cast<Rep>(mod((s.count() / 3600), 24)); - } - - Rep hour12() const - { - Rep hour = static_cast<Rep>(mod((s.count() / 3600), 12)); - return hour <= 0 ? 12 : hour; - } - - Rep minute() const - { - return static_cast<Rep>(mod((s.count() / 60), 60)); - } - Rep second() const - { - return static_cast<Rep>(mod(s.count(), 60)); - } - - std::tm time() const - { - auto time = std::tm(); - time.tm_hour = to_nonnegative_int(hour(), 24); - time.tm_min = to_nonnegative_int(minute(), 60); - time.tm_sec = to_nonnegative_int(second(), 60); - return time; - } - - void write_sign() - { - if(negative) - { - *out++ = '-'; - negative = false; - } - } - - void write(Rep value, int width) - { - write_sign(); - if(isnan(value)) - return write_nan(); - uint32_or_64_or_128_t<int> n = to_unsigned(to_nonnegative_int(value, max_value<int>())); - int num_digits = detail::count_digits(n); - if(width > num_digits) - out = std::fill_n(out, width - num_digits, '0'); - out = format_decimal<char_type>(out, n, num_digits).end; - } - - template <typename Duration> - void write_fractional_seconds(Duration d) - { - FMT_ASSERT(!std::is_floating_point<typename Duration::rep>::value, ""); - constexpr auto num_fractional_digits = - count_fractional_digits<Duration::period::num, Duration::period::den>::value; - - using subsecond_precision = std::chrono::duration< - typename std::common_type<typename Duration::rep, std::chrono::seconds::rep>::type, - std::ratio<1, detail::pow10(num_fractional_digits)>>; - if(std::ratio_less<typename subsecond_precision::period, std::chrono::seconds::period>::value) - { - *out++ = '.'; - auto fractional = detail::abs(d) - std::chrono::duration_cast<std::chrono::seconds>(d); - auto subseconds = std::chrono::treat_as_floating_point<typename subsecond_precision::rep>::value ? - fractional.count() : - std::chrono::duration_cast<subsecond_precision>(fractional).count(); - uint32_or_64_or_128_t<long long> n = to_unsigned(to_nonnegative_int(subseconds, max_value<long long>())); - int num_digits = detail::count_digits(n); - if(num_fractional_digits > num_digits) - out = std::fill_n(out, num_fractional_digits - num_digits, '0'); - out = format_decimal<char_type>(out, n, num_digits).end; - } - } - - void write_nan() - { - std::copy_n("nan", 3, out); - } - void write_pinf() - { - std::copy_n("inf", 3, out); - } - void write_ninf() - { - std::copy_n("-inf", 4, out); - } - - template <typename Callback, typename... Args> - void format_tm(const tm &time, Callback cb, Args... args) - { - if(isnan(val)) - return write_nan(); - get_locale loc(localized, context.locale()); - auto w = tm_writer_type(loc, out, time); - (w.*cb)(args...); - out = w.out(); - } - - void on_text(const char_type *begin, const char_type *end) - { - std::copy(begin, end, out); - } - - // These are not implemented because durations don't have date information. - void on_abbr_weekday() {} - void on_full_weekday() {} - void on_dec0_weekday(numeric_system) {} - void on_dec1_weekday(numeric_system) {} - void on_abbr_month() {} - void on_full_month() {} - void on_datetime(numeric_system) {} - void on_loc_date(numeric_system) {} - void on_loc_time(numeric_system) {} - void on_us_date() {} - void on_iso_date() {} - void on_utc_offset() {} - void on_tz_name() {} - void on_year(numeric_system) {} - void on_short_year(numeric_system) {} - void on_offset_year() {} - void on_century(numeric_system) {} - void on_iso_week_based_year() {} - void on_iso_week_based_short_year() {} - void on_dec_month(numeric_system) {} - void on_dec0_week_of_year(numeric_system) {} - void on_dec1_week_of_year(numeric_system) {} - void on_iso_week_of_year(numeric_system) {} - void on_day_of_year() {} - void on_day_of_month(numeric_system) {} - void on_day_of_month_space(numeric_system) {} - - void on_24_hour(numeric_system ns) - { - if(handle_nan_inf()) - return; - - if(ns == numeric_system::standard) - return write(hour(), 2); - auto time = tm(); - time.tm_hour = to_nonnegative_int(hour(), 24); - format_tm(time, &tm_writer_type::on_24_hour, ns); - } - - void on_12_hour(numeric_system ns) - { - if(handle_nan_inf()) - return; - - if(ns == numeric_system::standard) - return write(hour12(), 2); - auto time = tm(); - time.tm_hour = to_nonnegative_int(hour12(), 12); - format_tm(time, &tm_writer_type::on_12_hour, ns); - } - - void on_minute(numeric_system ns) - { - if(handle_nan_inf()) - return; - - if(ns == numeric_system::standard) - return write(minute(), 2); - auto time = tm(); - time.tm_min = to_nonnegative_int(minute(), 60); - format_tm(time, &tm_writer_type::on_minute, ns); - } - - void on_second(numeric_system ns) - { - if(handle_nan_inf()) - return; - - if(ns == numeric_system::standard) - { - if(std::is_floating_point<rep>::value) - { - constexpr auto num_fractional_digits = count_fractional_digits<Period::num, Period::den>::value; - auto buf = memory_buffer(); - format_to( - std::back_inserter(buf), - runtime("{:.{}f}"), - std::fmod( - val * static_cast<rep>(Period::num) / static_cast<rep>(Period::den), static_cast<rep>(60)), - num_fractional_digits); - if(negative) - *out++ = '-'; - if(buf.size() < 2 || buf[1] == '.') - *out++ = '0'; - out = std::copy(buf.begin(), buf.end(), out); - } - else - { - write(second(), 2); - write_fractional_seconds(std::chrono::duration<rep, Period>(val)); - } - return; - } - auto time = tm(); - time.tm_sec = to_nonnegative_int(second(), 60); - format_tm(time, &tm_writer_type::on_second, ns); - } - - void on_12_hour_time() - { - if(handle_nan_inf()) - return; - format_tm(time(), &tm_writer_type::on_12_hour_time); - } - - void on_24_hour_time() - { - if(handle_nan_inf()) - { - *out++ = ':'; - handle_nan_inf(); - return; - } - - write(hour(), 2); - *out++ = ':'; - write(minute(), 2); - } - - void on_iso_time() - { - on_24_hour_time(); - *out++ = ':'; - if(handle_nan_inf()) - return; - on_second(numeric_system::standard); - } - - void on_am_pm() - { - if(handle_nan_inf()) - return; - format_tm(time(), &tm_writer_type::on_am_pm); - } - - void on_duration_value() - { - if(handle_nan_inf()) - return; - write_sign(); - out = format_duration_value<char_type>(out, val, precision); - } - - void on_duration_unit() - { - out = format_duration_unit<char_type, Period>(out); - } -}; - -FMT_END_DETAIL_NAMESPACE - -#if defined(__cpp_lib_chrono) && __cpp_lib_chrono >= 201907 -using weekday = std::chrono::weekday; -#else -// A fallback version of weekday. -class weekday -{ -private: - unsigned char value; - -public: - weekday() = default; - explicit constexpr weekday(unsigned wd) noexcept : value(static_cast<unsigned char>(wd != 7 ? wd : 0)) {} - constexpr unsigned c_encoding() const noexcept { return value; } -}; - -class year_month_day -{ -}; -#endif - -// A rudimentary weekday formatter. -template <typename Char> -struct formatter<weekday, Char> -{ -private: - bool localized = false; - -public: - FMT_CONSTEXPR auto parse(basic_format_parse_context<Char> &ctx) -> decltype(ctx.begin()) - { - auto begin = ctx.begin(), end = ctx.end(); - if(begin != end && *begin == 'L') - { - ++begin; - localized = true; - } - return begin; - } - - template <typename FormatContext> - auto format(weekday wd, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto time = std::tm(); - time.tm_wday = static_cast<int>(wd.c_encoding()); - detail::get_locale loc(localized, ctx.locale()); - auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), time); - w.on_abbr_weekday(); - return w.out(); - } -}; - -template <typename Rep, typename Period, typename Char> -struct formatter<std::chrono::duration<Rep, Period>, Char> -{ -private: - basic_format_specs<Char> specs; - int precision = -1; - using arg_ref_type = detail::arg_ref<Char>; - arg_ref_type width_ref; - arg_ref_type precision_ref; - bool localized = false; - basic_string_view<Char> format_str; - using duration = std::chrono::duration<Rep, Period>; - - struct spec_handler - { - formatter &f; - basic_format_parse_context<Char> &context; - basic_string_view<Char> format_str; - - template <typename Id> - FMT_CONSTEXPR arg_ref_type make_arg_ref(Id arg_id) - { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR arg_ref_type make_arg_ref(basic_string_view<Char> arg_id) - { - context.check_arg_id(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR arg_ref_type make_arg_ref(detail::auto_id) { return arg_ref_type(context.next_arg_id()); } - - void on_error(const char *msg) { FMT_THROW(format_error(msg)); } - FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { f.specs.fill = fill; } - FMT_CONSTEXPR void on_align(align_t align) { f.specs.align = align; } - FMT_CONSTEXPR void on_width(int width) { f.specs.width = width; } - FMT_CONSTEXPR void on_precision(int _precision) { f.precision = _precision; } - FMT_CONSTEXPR void end_precision() {} - - template <typename Id> - FMT_CONSTEXPR void on_dynamic_width(Id arg_id) - { - f.width_ref = make_arg_ref(arg_id); - } - - template <typename Id> - FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) - { - f.precision_ref = make_arg_ref(arg_id); - } - }; - - using iterator = typename basic_format_parse_context<Char>::iterator; - struct parse_range - { - iterator begin; - iterator end; - }; - - FMT_CONSTEXPR parse_range do_parse(basic_format_parse_context<Char> &ctx) - { - auto begin = ctx.begin(), end = ctx.end(); - if(begin == end || *begin == '}') - return {begin, begin}; - spec_handler handler{*this, ctx, format_str}; - begin = detail::parse_align(begin, end, handler); - if(begin == end) - return {begin, begin}; - begin = detail::parse_width(begin, end, handler); - if(begin == end) - return {begin, begin}; - if(*begin == '.') - { - if(std::is_floating_point<Rep>::value) - begin = detail::parse_precision(begin, end, handler); - else - handler.on_error("precision not allowed for this argument type"); - } - if(begin != end && *begin == 'L') - { - ++begin; - localized = true; - } - end = detail::parse_chrono_format(begin, end, detail::chrono_format_checker()); - return {begin, end}; - } - -public: - FMT_CONSTEXPR auto parse(basic_format_parse_context<Char> &ctx) -> decltype(ctx.begin()) - { - auto range = do_parse(ctx); - format_str = basic_string_view<Char>(&*range.begin, detail::to_unsigned(range.end - range.begin)); - return range.end; - } - - template <typename FormatContext> - auto format(const duration &d, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto specs_copy = specs; - auto precision_copy = precision; - auto begin = format_str.begin(), end = format_str.end(); - // As a possible future optimization, we could avoid extra copying if width - // is not specified. - basic_memory_buffer<Char> buf; - auto out = std::back_inserter(buf); - detail::handle_dynamic_spec<detail::width_checker>(specs_copy.width, width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>(precision_copy, precision_ref, ctx); - if(begin == end || *begin == '}') - { - out = detail::format_duration_value<Char>(out, d.count(), precision_copy); - detail::format_duration_unit<Char, Period>(out); - } - else - { - detail::chrono_formatter<FormatContext, decltype(out), Rep, Period> f(ctx, out, d); - f.precision = precision_copy; - f.localized = localized; - detail::parse_chrono_format(begin, end, f); - } - return detail::write(ctx.out(), basic_string_view<Char>(buf.data(), buf.size()), specs_copy); - } -}; - -template <typename Char, typename Duration> -struct formatter<std::chrono::time_point<std::chrono::system_clock, Duration>, Char> : formatter<std::tm, Char> -{ - FMT_CONSTEXPR formatter() - { - basic_string_view<Char> default_specs = detail::string_literal<Char, '%', 'F', ' ', '%', 'T'>{}; - this->do_parse(default_specs.begin(), default_specs.end()); - } - - template <typename FormatContext> - auto format(std::chrono::time_point<std::chrono::system_clock> val, FormatContext &ctx) const -> decltype(ctx.out()) - { - return formatter<std::tm, Char>::format(localtime(val), ctx); - } -}; - -template <typename Char> -struct formatter<std::tm, Char> -{ -private: - enum class spec - { - unknown, - year_month_day, - hh_mm_ss, - }; - spec spec_ = spec::unknown; - basic_string_view<Char> specs; - -protected: - template <typename It> - FMT_CONSTEXPR auto do_parse(It begin, It end) -> It - { - if(begin != end && *begin == ':') - ++begin; - end = detail::parse_chrono_format(begin, end, detail::tm_format_checker()); - // Replace default spec only if the new spec is not empty. - if(end != begin) - specs = {begin, detail::to_unsigned(end - begin)}; - return end; - } - -public: - FMT_CONSTEXPR auto parse(basic_format_parse_context<Char> &ctx) -> decltype(ctx.begin()) - { - auto end = this->do_parse(ctx.begin(), ctx.end()); - // basic_string_view<>::compare isn't constexpr before C++17. - if(specs.size() == 2 && specs[0] == Char('%')) - { - if(specs[1] == Char('F')) - spec_ = spec::year_month_day; - else if(specs[1] == Char('T')) - spec_ = spec::hh_mm_ss; - } - return end; - } - - template <typename FormatContext> - auto format(const std::tm &tm, FormatContext &ctx) const -> decltype(ctx.out()) - { - const auto loc_ref = ctx.locale(); - detail::get_locale loc(static_cast<bool>(loc_ref), loc_ref); - auto w = detail::tm_writer<decltype(ctx.out()), Char>(loc, ctx.out(), tm); - if(spec_ == spec::year_month_day) - w.on_iso_date(); - else if(spec_ == spec::hh_mm_ss) - w.on_iso_time(); - else - detail::parse_chrono_format(specs.begin(), specs.end(), w); - return w.out(); - } -}; - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_CHRONO_H_ diff --git a/include/spdlog/fmt/bundled/color.h b/include/spdlog/fmt/bundled/color.h deleted file mode 100644 index d087bb849..000000000 --- a/include/spdlog/fmt/bundled/color.h +++ /dev/null @@ -1,717 +0,0 @@ -// Formatting library for C++ - color support -// -// Copyright (c) 2018 - present, Victor Zverovich and fmt contributors -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_COLOR_H_ -#define FMT_COLOR_H_ - -#include "format.h" - -FMT_BEGIN_NAMESPACE -FMT_MODULE_EXPORT_BEGIN - -enum class color : uint32_t -{ - alice_blue = 0xF0F8FF, // rgb(240,248,255) - antique_white = 0xFAEBD7, // rgb(250,235,215) - aqua = 0x00FFFF, // rgb(0,255,255) - aquamarine = 0x7FFFD4, // rgb(127,255,212) - azure = 0xF0FFFF, // rgb(240,255,255) - beige = 0xF5F5DC, // rgb(245,245,220) - bisque = 0xFFE4C4, // rgb(255,228,196) - black = 0x000000, // rgb(0,0,0) - blanched_almond = 0xFFEBCD, // rgb(255,235,205) - blue = 0x0000FF, // rgb(0,0,255) - blue_violet = 0x8A2BE2, // rgb(138,43,226) - brown = 0xA52A2A, // rgb(165,42,42) - burly_wood = 0xDEB887, // rgb(222,184,135) - cadet_blue = 0x5F9EA0, // rgb(95,158,160) - chartreuse = 0x7FFF00, // rgb(127,255,0) - chocolate = 0xD2691E, // rgb(210,105,30) - coral = 0xFF7F50, // rgb(255,127,80) - cornflower_blue = 0x6495ED, // rgb(100,149,237) - cornsilk = 0xFFF8DC, // rgb(255,248,220) - crimson = 0xDC143C, // rgb(220,20,60) - cyan = 0x00FFFF, // rgb(0,255,255) - dark_blue = 0x00008B, // rgb(0,0,139) - dark_cyan = 0x008B8B, // rgb(0,139,139) - dark_golden_rod = 0xB8860B, // rgb(184,134,11) - dark_gray = 0xA9A9A9, // rgb(169,169,169) - dark_green = 0x006400, // rgb(0,100,0) - dark_khaki = 0xBDB76B, // rgb(189,183,107) - dark_magenta = 0x8B008B, // rgb(139,0,139) - dark_olive_green = 0x556B2F, // rgb(85,107,47) - dark_orange = 0xFF8C00, // rgb(255,140,0) - dark_orchid = 0x9932CC, // rgb(153,50,204) - dark_red = 0x8B0000, // rgb(139,0,0) - dark_salmon = 0xE9967A, // rgb(233,150,122) - dark_sea_green = 0x8FBC8F, // rgb(143,188,143) - dark_slate_blue = 0x483D8B, // rgb(72,61,139) - dark_slate_gray = 0x2F4F4F, // rgb(47,79,79) - dark_turquoise = 0x00CED1, // rgb(0,206,209) - dark_violet = 0x9400D3, // rgb(148,0,211) - deep_pink = 0xFF1493, // rgb(255,20,147) - deep_sky_blue = 0x00BFFF, // rgb(0,191,255) - dim_gray = 0x696969, // rgb(105,105,105) - dodger_blue = 0x1E90FF, // rgb(30,144,255) - fire_brick = 0xB22222, // rgb(178,34,34) - floral_white = 0xFFFAF0, // rgb(255,250,240) - forest_green = 0x228B22, // rgb(34,139,34) - fuchsia = 0xFF00FF, // rgb(255,0,255) - gainsboro = 0xDCDCDC, // rgb(220,220,220) - ghost_white = 0xF8F8FF, // rgb(248,248,255) - gold = 0xFFD700, // rgb(255,215,0) - golden_rod = 0xDAA520, // rgb(218,165,32) - gray = 0x808080, // rgb(128,128,128) - green = 0x008000, // rgb(0,128,0) - green_yellow = 0xADFF2F, // rgb(173,255,47) - honey_dew = 0xF0FFF0, // rgb(240,255,240) - hot_pink = 0xFF69B4, // rgb(255,105,180) - indian_red = 0xCD5C5C, // rgb(205,92,92) - indigo = 0x4B0082, // rgb(75,0,130) - ivory = 0xFFFFF0, // rgb(255,255,240) - khaki = 0xF0E68C, // rgb(240,230,140) - lavender = 0xE6E6FA, // rgb(230,230,250) - lavender_blush = 0xFFF0F5, // rgb(255,240,245) - lawn_green = 0x7CFC00, // rgb(124,252,0) - lemon_chiffon = 0xFFFACD, // rgb(255,250,205) - light_blue = 0xADD8E6, // rgb(173,216,230) - light_coral = 0xF08080, // rgb(240,128,128) - light_cyan = 0xE0FFFF, // rgb(224,255,255) - light_golden_rod_yellow = 0xFAFAD2, // rgb(250,250,210) - light_gray = 0xD3D3D3, // rgb(211,211,211) - light_green = 0x90EE90, // rgb(144,238,144) - light_pink = 0xFFB6C1, // rgb(255,182,193) - light_salmon = 0xFFA07A, // rgb(255,160,122) - light_sea_green = 0x20B2AA, // rgb(32,178,170) - light_sky_blue = 0x87CEFA, // rgb(135,206,250) - light_slate_gray = 0x778899, // rgb(119,136,153) - light_steel_blue = 0xB0C4DE, // rgb(176,196,222) - light_yellow = 0xFFFFE0, // rgb(255,255,224) - lime = 0x00FF00, // rgb(0,255,0) - lime_green = 0x32CD32, // rgb(50,205,50) - linen = 0xFAF0E6, // rgb(250,240,230) - magenta = 0xFF00FF, // rgb(255,0,255) - maroon = 0x800000, // rgb(128,0,0) - medium_aquamarine = 0x66CDAA, // rgb(102,205,170) - medium_blue = 0x0000CD, // rgb(0,0,205) - medium_orchid = 0xBA55D3, // rgb(186,85,211) - medium_purple = 0x9370DB, // rgb(147,112,219) - medium_sea_green = 0x3CB371, // rgb(60,179,113) - medium_slate_blue = 0x7B68EE, // rgb(123,104,238) - medium_spring_green = 0x00FA9A, // rgb(0,250,154) - medium_turquoise = 0x48D1CC, // rgb(72,209,204) - medium_violet_red = 0xC71585, // rgb(199,21,133) - midnight_blue = 0x191970, // rgb(25,25,112) - mint_cream = 0xF5FFFA, // rgb(245,255,250) - misty_rose = 0xFFE4E1, // rgb(255,228,225) - moccasin = 0xFFE4B5, // rgb(255,228,181) - navajo_white = 0xFFDEAD, // rgb(255,222,173) - navy = 0x000080, // rgb(0,0,128) - old_lace = 0xFDF5E6, // rgb(253,245,230) - olive = 0x808000, // rgb(128,128,0) - olive_drab = 0x6B8E23, // rgb(107,142,35) - orange = 0xFFA500, // rgb(255,165,0) - orange_red = 0xFF4500, // rgb(255,69,0) - orchid = 0xDA70D6, // rgb(218,112,214) - pale_golden_rod = 0xEEE8AA, // rgb(238,232,170) - pale_green = 0x98FB98, // rgb(152,251,152) - pale_turquoise = 0xAFEEEE, // rgb(175,238,238) - pale_violet_red = 0xDB7093, // rgb(219,112,147) - papaya_whip = 0xFFEFD5, // rgb(255,239,213) - peach_puff = 0xFFDAB9, // rgb(255,218,185) - peru = 0xCD853F, // rgb(205,133,63) - pink = 0xFFC0CB, // rgb(255,192,203) - plum = 0xDDA0DD, // rgb(221,160,221) - powder_blue = 0xB0E0E6, // rgb(176,224,230) - purple = 0x800080, // rgb(128,0,128) - rebecca_purple = 0x663399, // rgb(102,51,153) - red = 0xFF0000, // rgb(255,0,0) - rosy_brown = 0xBC8F8F, // rgb(188,143,143) - royal_blue = 0x4169E1, // rgb(65,105,225) - saddle_brown = 0x8B4513, // rgb(139,69,19) - salmon = 0xFA8072, // rgb(250,128,114) - sandy_brown = 0xF4A460, // rgb(244,164,96) - sea_green = 0x2E8B57, // rgb(46,139,87) - sea_shell = 0xFFF5EE, // rgb(255,245,238) - sienna = 0xA0522D, // rgb(160,82,45) - silver = 0xC0C0C0, // rgb(192,192,192) - sky_blue = 0x87CEEB, // rgb(135,206,235) - slate_blue = 0x6A5ACD, // rgb(106,90,205) - slate_gray = 0x708090, // rgb(112,128,144) - snow = 0xFFFAFA, // rgb(255,250,250) - spring_green = 0x00FF7F, // rgb(0,255,127) - steel_blue = 0x4682B4, // rgb(70,130,180) - tan = 0xD2B48C, // rgb(210,180,140) - teal = 0x008080, // rgb(0,128,128) - thistle = 0xD8BFD8, // rgb(216,191,216) - tomato = 0xFF6347, // rgb(255,99,71) - turquoise = 0x40E0D0, // rgb(64,224,208) - violet = 0xEE82EE, // rgb(238,130,238) - wheat = 0xF5DEB3, // rgb(245,222,179) - white = 0xFFFFFF, // rgb(255,255,255) - white_smoke = 0xF5F5F5, // rgb(245,245,245) - yellow = 0xFFFF00, // rgb(255,255,0) - yellow_green = 0x9ACD32 // rgb(154,205,50) -}; // enum class color - -enum class terminal_color : uint8_t -{ - black = 30, - red, - green, - yellow, - blue, - magenta, - cyan, - white, - bright_black = 90, - bright_red, - bright_green, - bright_yellow, - bright_blue, - bright_magenta, - bright_cyan, - bright_white -}; - -enum class emphasis : uint8_t -{ - bold = 1, - faint = 1 << 1, - italic = 1 << 2, - underline = 1 << 3, - blink = 1 << 4, - reverse = 1 << 5, - conceal = 1 << 6, - strikethrough = 1 << 7, -}; - -// rgb is a struct for red, green and blue colors. -// Using the name "rgb" makes some editors show the color in a tooltip. -struct rgb -{ - FMT_CONSTEXPR rgb() : r(0), g(0), b(0) {} - FMT_CONSTEXPR rgb(uint8_t r_, uint8_t g_, uint8_t b_) : r(r_), g(g_), b(b_) {} - FMT_CONSTEXPR rgb(uint32_t hex) : r((hex >> 16) & 0xFF), g((hex >> 8) & 0xFF), b(hex & 0xFF) {} - FMT_CONSTEXPR rgb(color hex) : - r((uint32_t(hex) >> 16) & 0xFF), g((uint32_t(hex) >> 8) & 0xFF), b(uint32_t(hex) & 0xFF) - { - } - uint8_t r; - uint8_t g; - uint8_t b; -}; - -FMT_BEGIN_DETAIL_NAMESPACE - -// color is a struct of either a rgb color or a terminal color. -struct color_type -{ - FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} - FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} - { - value.rgb_color = static_cast<uint32_t>(rgb_color); - } - FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} - { - value.rgb_color = - (static_cast<uint32_t>(rgb_color.r) << 16) | (static_cast<uint32_t>(rgb_color.g) << 8) | rgb_color.b; - } - FMT_CONSTEXPR color_type(terminal_color term_color) noexcept : is_rgb(), value{} - { - value.term_color = static_cast<uint8_t>(term_color); - } - bool is_rgb; - union color_union - { - uint8_t term_color; - uint32_t rgb_color; - } value; -}; - -FMT_END_DETAIL_NAMESPACE - -/** A text style consisting of foreground and background colors and emphasis. */ -class text_style -{ -public: - FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept : - set_foreground_color(), set_background_color(), ems(em) - { - } - - FMT_CONSTEXPR text_style &operator|=(const text_style &rhs) - { - if(!set_foreground_color) - { - set_foreground_color = rhs.set_foreground_color; - foreground_color = rhs.foreground_color; - } - else if(rhs.set_foreground_color) - { - if(!foreground_color.is_rgb || !rhs.foreground_color.is_rgb) - FMT_THROW(format_error("can't OR a terminal color")); - foreground_color.value.rgb_color |= rhs.foreground_color.value.rgb_color; - } - - if(!set_background_color) - { - set_background_color = rhs.set_background_color; - background_color = rhs.background_color; - } - else if(rhs.set_background_color) - { - if(!background_color.is_rgb || !rhs.background_color.is_rgb) - FMT_THROW(format_error("can't OR a terminal color")); - background_color.value.rgb_color |= rhs.background_color.value.rgb_color; - } - - ems = static_cast<emphasis>(static_cast<uint8_t>(ems) | static_cast<uint8_t>(rhs.ems)); - return *this; - } - - friend FMT_CONSTEXPR text_style operator|(text_style lhs, const text_style &rhs) { return lhs |= rhs; } - - FMT_CONSTEXPR bool has_foreground() const noexcept { return set_foreground_color; } - FMT_CONSTEXPR bool has_background() const noexcept { return set_background_color; } - FMT_CONSTEXPR bool has_emphasis() const noexcept { return static_cast<uint8_t>(ems) != 0; } - FMT_CONSTEXPR detail::color_type get_foreground() const noexcept - { - FMT_ASSERT(has_foreground(), "no foreground specified for this style"); - return foreground_color; - } - FMT_CONSTEXPR detail::color_type get_background() const noexcept - { - FMT_ASSERT(has_background(), "no background specified for this style"); - return background_color; - } - FMT_CONSTEXPR emphasis get_emphasis() const noexcept - { - FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); - return ems; - } - -private: - FMT_CONSTEXPR text_style(bool is_foreground, detail::color_type text_color) noexcept : - set_foreground_color(), set_background_color(), ems() - { - if(is_foreground) - { - foreground_color = text_color; - set_foreground_color = true; - } - else - { - background_color = text_color; - set_background_color = true; - } - } - - friend FMT_CONSTEXPR text_style fg(detail::color_type foreground) noexcept; - - friend FMT_CONSTEXPR text_style bg(detail::color_type background) noexcept; - - detail::color_type foreground_color; - detail::color_type background_color; - bool set_foreground_color; - bool set_background_color; - emphasis ems; -}; - -/** Creates a text style from the foreground (text) color. */ -FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) noexcept -{ - return text_style(true, foreground); -} - -/** Creates a text style from the background color. */ -FMT_CONSTEXPR inline text_style bg(detail::color_type background) noexcept -{ - return text_style(false, background); -} - -FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept -{ - return text_style(lhs) | rhs; -} - -FMT_BEGIN_DETAIL_NAMESPACE - -template <typename Char> -struct ansi_color_escape -{ - FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, const char *esc) noexcept - { - // If we have a terminal color, we need to output another escape code - // sequence. - if(!text_color.is_rgb) - { - bool is_background = esc == string_view("\x1b[48;2;"); - uint32_t value = text_color.value.term_color; - // Background ASCII codes are the same as the foreground ones but with - // 10 more. - if(is_background) - value += 10u; - - size_t index = 0; - buffer[index++] = static_cast<Char>('\x1b'); - buffer[index++] = static_cast<Char>('['); - - if(value >= 100u) - { - buffer[index++] = static_cast<Char>('1'); - value %= 100u; - } - buffer[index++] = static_cast<Char>('0' + value / 10u); - buffer[index++] = static_cast<Char>('0' + value % 10u); - - buffer[index++] = static_cast<Char>('m'); - buffer[index++] = static_cast<Char>('\0'); - return; - } - - for(int i = 0; i < 7; i++) - { - buffer[i] = static_cast<Char>(esc[i]); - } - rgb color(text_color.value.rgb_color); - to_esc(color.r, buffer + 7, ';'); - to_esc(color.g, buffer + 11, ';'); - to_esc(color.b, buffer + 15, 'm'); - buffer[19] = static_cast<Char>(0); - } - FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept - { - uint8_t em_codes[num_emphases] = {}; - if(has_emphasis(em, emphasis::bold)) - em_codes[0] = 1; - if(has_emphasis(em, emphasis::faint)) - em_codes[1] = 2; - if(has_emphasis(em, emphasis::italic)) - em_codes[2] = 3; - if(has_emphasis(em, emphasis::underline)) - em_codes[3] = 4; - if(has_emphasis(em, emphasis::blink)) - em_codes[4] = 5; - if(has_emphasis(em, emphasis::reverse)) - em_codes[5] = 7; - if(has_emphasis(em, emphasis::conceal)) - em_codes[6] = 8; - if(has_emphasis(em, emphasis::strikethrough)) - em_codes[7] = 9; - - size_t index = 0; - for(size_t i = 0; i < num_emphases; ++i) - { - if(!em_codes[i]) - continue; - buffer[index++] = static_cast<Char>('\x1b'); - buffer[index++] = static_cast<Char>('['); - buffer[index++] = static_cast<Char>('0' + em_codes[i]); - buffer[index++] = static_cast<Char>('m'); - } - buffer[index++] = static_cast<Char>(0); - } - FMT_CONSTEXPR operator const Char *() const noexcept { return buffer; } - - FMT_CONSTEXPR const Char *begin() const noexcept { return buffer; } - FMT_CONSTEXPR_CHAR_TRAITS const Char *end() const noexcept - { - return buffer + std::char_traits<Char>::length(buffer); - } - -private: - static constexpr size_t num_emphases = 8; - Char buffer[7u + 3u * num_emphases + 1u]; - - static FMT_CONSTEXPR void to_esc(uint8_t c, Char *out, char delimiter) noexcept - { - out[0] = static_cast<Char>('0' + c / 100); - out[1] = static_cast<Char>('0' + c / 10 % 10); - out[2] = static_cast<Char>('0' + c % 10); - out[3] = static_cast<Char>(delimiter); - } - static FMT_CONSTEXPR bool has_emphasis(emphasis em, emphasis mask) noexcept - { - return static_cast<uint8_t>(em) & static_cast<uint8_t>(mask); - } -}; - -template <typename Char> -FMT_CONSTEXPR ansi_color_escape<Char> make_foreground_color(detail::color_type foreground) noexcept -{ - return ansi_color_escape<Char>(foreground, "\x1b[38;2;"); -} - -template <typename Char> -FMT_CONSTEXPR ansi_color_escape<Char> make_background_color(detail::color_type background) noexcept -{ - return ansi_color_escape<Char>(background, "\x1b[48;2;"); -} - -template <typename Char> -FMT_CONSTEXPR ansi_color_escape<Char> make_emphasis(emphasis em) noexcept -{ - return ansi_color_escape<Char>(em); -} - -template <typename Char> -inline void fputs(const Char *chars, FILE *stream) -{ - int result = std::fputs(chars, stream); - if(result < 0) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); -} - -template <> -inline void fputs<wchar_t>(const wchar_t *chars, FILE *stream) -{ - int result = std::fputws(chars, stream); - if(result < 0) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); -} - -template <typename Char> -inline void reset_color(FILE *stream) -{ - fputs("\x1b[0m", stream); -} - -template <> -inline void reset_color<wchar_t>(FILE *stream) -{ - fputs(L"\x1b[0m", stream); -} - -template <typename Char> -inline void reset_color(buffer<Char> &buffer) -{ - auto reset_color = string_view("\x1b[0m"); - buffer.append(reset_color.begin(), reset_color.end()); -} - -template <typename T> -struct styled_arg -{ - const T &value; - text_style style; -}; - -template <typename Char> -void vformat_to( - buffer<Char> &buf, - const text_style &ts, - basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -{ - bool has_style = false; - if(ts.has_emphasis()) - { - has_style = true; - auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); - buf.append(emphasis.begin(), emphasis.end()); - } - if(ts.has_foreground()) - { - has_style = true; - auto foreground = detail::make_foreground_color<Char>(ts.get_foreground()); - buf.append(foreground.begin(), foreground.end()); - } - if(ts.has_background()) - { - has_style = true; - auto background = detail::make_background_color<Char>(ts.get_background()); - buf.append(background.begin(), background.end()); - } - detail::vformat_to(buf, format_str, args, {}); - if(has_style) - detail::reset_color<Char>(buf); -} - -FMT_END_DETAIL_NAMESPACE - -template <typename S, typename Char = char_t<S>> -void vprint( - std::FILE *f, - const text_style &ts, - const S &format, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -{ - basic_memory_buffer<Char> buf; - detail::vformat_to(buf, ts, detail::to_string_view(format), args); - if(detail::is_utf8()) - { - detail::print(f, basic_string_view<Char>(buf.begin(), buf.size())); - } - else - { - buf.push_back(Char(0)); - detail::fputs(buf.data(), f); - } -} - -/** - \rst - Formats a string and prints it to the specified file stream using ANSI - escape sequences to specify text formatting. - - **Example**:: - - fmt::print(fmt::emphasis::bold | fg(fmt::color::red), - "Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_string<S>::value)> -void print(std::FILE *f, const text_style &ts, const S &format_str, const Args &...args) -{ - vprint(f, ts, format_str, fmt::make_format_args<buffer_context<char_t<S>>>(args...)); -} - -/** - \rst - Formats a string and prints it to stdout using ANSI escape sequences to - specify text formatting. - - **Example**:: - - fmt::print(fmt::emphasis::bold | fg(fmt::color::red), - "Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_string<S>::value)> -void print(const text_style &ts, const S &format_str, const Args &...args) -{ - return print(stdout, ts, format_str, args...); -} - -template <typename S, typename Char = char_t<S>> -inline std::basic_string<Char> -vformat(const text_style &ts, const S &format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) -{ - basic_memory_buffer<Char> buf; - detail::vformat_to(buf, ts, detail::to_string_view(format_str), args); - return fmt::to_string(buf); -} - -/** - \rst - Formats arguments and returns the result as a string using ANSI - escape sequences to specify text formatting. - - **Example**:: - - #include <fmt/color.h> - std::string message = fmt::format(fmt::emphasis::bold | fg(fmt::color::red), - "The answer is {}", 42); - \endrst -*/ -template <typename S, typename... Args, typename Char = char_t<S>> -inline std::basic_string<Char> format(const text_style &ts, const S &format_str, const Args &...args) -{ - return fmt::vformat(ts, detail::to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); -} - -/** - Formats a string with the given text_style and writes the output to ``out``. - */ -template <typename OutputIt, typename Char, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value)> -OutputIt vformat_to( - OutputIt out, - const text_style &ts, - basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -{ - auto &&buf = detail::get_buffer<Char>(out); - detail::vformat_to(buf, ts, format_str, args); - return detail::get_iterator(buf); -} - -/** - \rst - Formats arguments with the given text_style, writes the result to the output - iterator ``out`` and returns the iterator past the end of the output range. - - **Example**:: - - std::vector<char> out; - fmt::format_to(std::back_inserter(out), - fmt::emphasis::bold | fg(fmt::color::red), "{}", 42); - \endrst -*/ -template < - typename OutputIt, - typename S, - typename... Args, - bool enable = detail::is_output_iterator<OutputIt, char_t<S>>::value &&detail::is_string<S>::value> -inline auto format_to(OutputIt out, const text_style &ts, const S &format_str, Args &&...args) -> - typename std::enable_if<enable, OutputIt>::type -{ - return vformat_to( - out, ts, detail::to_string_view(format_str), fmt::make_format_args<buffer_context<char_t<S>>>(args...)); -} - -template <typename T, typename Char> -struct formatter<detail::styled_arg<T>, Char> : formatter<T, Char> -{ - template <typename FormatContext> - auto format(const detail::styled_arg<T> &arg, FormatContext &ctx) const -> decltype(ctx.out()) - { - const auto &ts = arg.style; - const auto &value = arg.value; - auto out = ctx.out(); - - bool has_style = false; - if(ts.has_emphasis()) - { - has_style = true; - auto emphasis = detail::make_emphasis<Char>(ts.get_emphasis()); - out = std::copy(emphasis.begin(), emphasis.end(), out); - } - if(ts.has_foreground()) - { - has_style = true; - auto foreground = detail::make_foreground_color<Char>(ts.get_foreground()); - out = std::copy(foreground.begin(), foreground.end(), out); - } - if(ts.has_background()) - { - has_style = true; - auto background = detail::make_background_color<Char>(ts.get_background()); - out = std::copy(background.begin(), background.end(), out); - } - out = formatter<T, Char>::format(value, ctx); - if(has_style) - { - auto reset_color = string_view("\x1b[0m"); - out = std::copy(reset_color.begin(), reset_color.end(), out); - } - return out; - } -}; - -/** - \rst - Returns an argument that will be formatted using ANSI escape sequences, - to be used in a formatting function. - - **Example**:: - - fmt::print("Elapsed time: {0:.2f} seconds", - fmt::styled(1.23, fmt::fg(fmt::color::green) | - fmt::bg(fmt::color::blue))); - \endrst - */ -template <typename T> -FMT_CONSTEXPR auto styled(const T &value, text_style ts) -> detail::styled_arg<remove_cvref_t<T>> -{ - return detail::styled_arg<remove_cvref_t<T>>{value, ts}; -} - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_COLOR_H_ diff --git a/include/spdlog/fmt/bundled/compile.h b/include/spdlog/fmt/bundled/compile.h deleted file mode 100644 index bcb81b6ea..000000000 --- a/include/spdlog/fmt/bundled/compile.h +++ /dev/null @@ -1,709 +0,0 @@ -// Formatting library for C++ - experimental format string compilation -// -// Copyright (c) 2012 - present, Victor Zverovich and fmt contributors -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_COMPILE_H_ -#define FMT_COMPILE_H_ - -#include "format.h" - -FMT_BEGIN_NAMESPACE -namespace detail -{ - -template <typename Char, typename InputIt> -FMT_CONSTEXPR inline counting_iterator copy_str(InputIt begin, InputIt end, counting_iterator it) -{ - return it + (end - begin); -} - -template <typename OutputIt> -class truncating_iterator_base -{ -protected: - OutputIt out_; - size_t limit_; - size_t count_ = 0; - - truncating_iterator_base() : out_(), limit_(0) {} - - truncating_iterator_base(OutputIt out, size_t limit) : out_(out), limit_(limit) {} - -public: - using iterator_category = std::output_iterator_tag; - using value_type = typename std::iterator_traits<OutputIt>::value_type; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - FMT_UNCHECKED_ITERATOR(truncating_iterator_base); - - OutputIt base() const { return out_; } - size_t count() const { return count_; } -}; - -// An output iterator that truncates the output and counts the number of objects -// written to it. -template < - typename OutputIt, - typename Enable = typename std::is_void<typename std::iterator_traits<OutputIt>::value_type>::type> -class truncating_iterator; - -template <typename OutputIt> -class truncating_iterator<OutputIt, std::false_type> : public truncating_iterator_base<OutputIt> -{ - mutable typename truncating_iterator_base<OutputIt>::value_type blackhole_; - -public: - using value_type = typename truncating_iterator_base<OutputIt>::value_type; - - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) : truncating_iterator_base<OutputIt>(out, limit) {} - - truncating_iterator &operator++() - { - if(this->count_++ < this->limit_) - ++this->out_; - return *this; - } - - truncating_iterator operator++(int) - { - auto it = *this; - ++*this; - return it; - } - - value_type &operator*() const { return this->count_ < this->limit_ ? *this->out_ : blackhole_; } -}; - -template <typename OutputIt> -class truncating_iterator<OutputIt, std::true_type> : public truncating_iterator_base<OutputIt> -{ -public: - truncating_iterator() = default; - - truncating_iterator(OutputIt out, size_t limit) : truncating_iterator_base<OutputIt>(out, limit) {} - - template <typename T> - truncating_iterator &operator=(T val) - { - if(this->count_++ < this->limit_) - *this->out_++ = val; - return *this; - } - - truncating_iterator &operator++() { return *this; } - truncating_iterator &operator++(int) { return *this; } - truncating_iterator &operator*() { return *this; } -}; - -// A compile-time string which is compiled into fast formatting code. -class compiled_string -{ -}; - -template <typename S> -struct is_compiled_string : std::is_base_of<compiled_string, S> -{ -}; - -/** - \rst - Converts a string literal *s* into a format string that will be parsed at - compile time and converted into efficient formatting code. Requires C++17 - ``constexpr if`` compiler support. - - **Example**:: - - // Converts 42 into std::string using the most efficient method and no - // runtime format string processing. - std::string s = fmt::format(FMT_COMPILE("{}"), 42); - \endrst - */ -#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -#define FMT_COMPILE(s) FMT_STRING_IMPL(s, fmt::detail::compiled_string, explicit) -#else -#define FMT_COMPILE(s) FMT_STRING(s) -#endif - -#if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> -struct udl_compiled_string : compiled_string -{ - using char_type = Char; - explicit constexpr operator basic_string_view<char_type>() const { return {Str.data, N - 1}; } -}; -#endif - -template <typename T, typename... Tail> -const T &first(const T &value, const Tail &...) -{ - return value; -} - -#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -template <typename... Args> -struct type_list -{ -}; - -// Returns a reference to the argument at index N from [first, rest...]. -template <int N, typename T, typename... Args> -constexpr const auto &get([[maybe_unused]] const T &first, [[maybe_unused]] const Args &...rest) -{ - static_assert(N < 1 + sizeof...(Args), "index is out of bounds"); - if constexpr(N == 0) - return first; - else - return detail::get<N - 1>(rest...); -} - -template <typename Char, typename... Args> -constexpr int get_arg_index_by_name(basic_string_view<Char> name, type_list<Args...>) -{ - return get_arg_index_by_name<Args...>(name); -} - -template <int N, typename> -struct get_type_impl; - -template <int N, typename... Args> -struct get_type_impl<N, type_list<Args...>> -{ - using type = remove_cvref_t<decltype(detail::get<N>(std::declval<Args>()...))>; -}; - -template <int N, typename T> -using get_type = typename get_type_impl<N, T>::type; - -template <typename T> -struct is_compiled_format : std::false_type -{ -}; - -template <typename Char> -struct text -{ - basic_string_view<Char> data; - using char_type = Char; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args &...) const - { - return write<Char>(out, data); - } -}; - -template <typename Char> -struct is_compiled_format<text<Char>> : std::true_type -{ -}; - -template <typename Char> -constexpr text<Char> make_text(basic_string_view<Char> s, size_t pos, size_t size) -{ - return {{&s[pos], size}}; -} - -template <typename Char> -struct code_unit -{ - Char value; - using char_type = Char; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args &...) const - { - return write<Char>(out, value); - } -}; - -// This ensures that the argument type is convertible to `const T&`. -template <typename T, int N, typename... Args> -constexpr const T &get_arg_checked(const Args &...args) -{ - const auto &arg = detail::get<N>(args...); - if constexpr(detail::is_named_arg<remove_cvref_t<decltype(arg)>>()) - { - return arg.value; - } - else - { - return arg; - } -} - -template <typename Char> -struct is_compiled_format<code_unit<Char>> : std::true_type -{ -}; - -// A replacement field that refers to argument N. -template <typename Char, typename T, int N> -struct field -{ - using char_type = Char; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args &...args) const - { - return write<Char>(out, get_arg_checked<T, N>(args...)); - } -}; - -template <typename Char, typename T, int N> -struct is_compiled_format<field<Char, T, N>> : std::true_type -{ -}; - -// A replacement field that refers to argument with name. -template <typename Char> -struct runtime_named_field -{ - using char_type = Char; - basic_string_view<Char> name; - - template <typename OutputIt, typename T> - constexpr static bool try_format_argument( - OutputIt &out, - // [[maybe_unused]] due to unused-but-set-parameter warning in GCC 7,8,9 - [[maybe_unused]] basic_string_view<Char> arg_name, - const T &arg) - { - if constexpr(is_named_arg<typename std::remove_cv<T>::type>::value) - { - if(arg_name == arg.name) - { - out = write<Char>(out, arg.value); - return true; - } - } - return false; - } - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args &...args) const - { - bool found = (try_format_argument(out, name, args) || ...); - if(!found) - { - FMT_THROW(format_error("argument with specified name is not found")); - } - return out; - } -}; - -template <typename Char> -struct is_compiled_format<runtime_named_field<Char>> : std::true_type -{ -}; - -// A replacement field that refers to argument N and has format specifiers. -template <typename Char, typename T, int N> -struct spec_field -{ - using char_type = Char; - formatter<T, Char> fmt; - - template <typename OutputIt, typename... Args> - constexpr FMT_INLINE OutputIt format(OutputIt out, const Args &...args) const - { - const auto &vargs = fmt::make_format_args<basic_format_context<OutputIt, Char>>(args...); - basic_format_context<OutputIt, Char> ctx(out, vargs); - return fmt.format(get_arg_checked<T, N>(args...), ctx); - } -}; - -template <typename Char, typename T, int N> -struct is_compiled_format<spec_field<Char, T, N>> : std::true_type -{ -}; - -template <typename L, typename R> -struct concat -{ - L lhs; - R rhs; - using char_type = typename L::char_type; - - template <typename OutputIt, typename... Args> - constexpr OutputIt format(OutputIt out, const Args &...args) const - { - out = lhs.format(out, args...); - return rhs.format(out, args...); - } -}; - -template <typename L, typename R> -struct is_compiled_format<concat<L, R>> : std::true_type -{ -}; - -template <typename L, typename R> -constexpr concat<L, R> make_concat(L lhs, R rhs) -{ - return {lhs, rhs}; -} - -struct unknown_format -{ -}; - -template <typename Char> -constexpr size_t parse_text(basic_string_view<Char> str, size_t pos) -{ - for(size_t size = str.size(); pos != size; ++pos) - { - if(str[pos] == '{' || str[pos] == '}') - break; - } - return pos; -} - -template <typename Args, size_t POS, int ID, typename S> -constexpr auto compile_format_string(S format_str); - -template <typename Args, size_t POS, int ID, typename T, typename S> -constexpr auto parse_tail(T head, S format_str) -{ - if constexpr(POS != basic_string_view<typename S::char_type>(format_str).size()) - { - constexpr auto tail = compile_format_string<Args, POS, ID>(format_str); - if constexpr(std::is_same<remove_cvref_t<decltype(tail)>, unknown_format>()) - return tail; - else - return make_concat(head, tail); - } - else - { - return head; - } -} - -template <typename T, typename Char> -struct parse_specs_result -{ - formatter<T, Char> fmt; - size_t end; - int next_arg_id; -}; - -constexpr int manual_indexing_id = -1; - -template <typename T, typename Char> -constexpr parse_specs_result<T, Char> parse_specs(basic_string_view<Char> str, size_t pos, int next_arg_id) -{ - str.remove_prefix(pos); - auto ctx = compile_parse_context<Char>(str, max_value<int>(), nullptr, {}, next_arg_id); - auto f = formatter<T, Char>(); - auto end = f.parse(ctx); - return { - f, pos + fmt::detail::to_unsigned(end - str.data()), next_arg_id == 0 ? manual_indexing_id : ctx.next_arg_id()}; -} - -template <typename Char> -struct arg_id_handler -{ - arg_ref<Char> arg_id; - - constexpr int operator()() - { - FMT_ASSERT(false, "handler cannot be used with automatic indexing"); - return 0; - } - constexpr int operator()(int id) - { - arg_id = arg_ref<Char>(id); - return 0; - } - constexpr int operator()(basic_string_view<Char> id) - { - arg_id = arg_ref<Char>(id); - return 0; - } - - constexpr void on_error(const char *message) { FMT_THROW(format_error(message)); } -}; - -template <typename Char> -struct parse_arg_id_result -{ - arg_ref<Char> arg_id; - const Char *arg_id_end; -}; - -template <int ID, typename Char> -constexpr auto parse_arg_id(const Char *begin, const Char *end) -{ - auto handler = arg_id_handler<Char>{arg_ref<Char>{}}; - auto arg_id_end = parse_arg_id(begin, end, handler); - return parse_arg_id_result<Char>{handler.arg_id, arg_id_end}; -} - -template <typename T, typename Enable = void> -struct field_type -{ - using type = remove_cvref_t<T>; -}; - -template <typename T> -struct field_type<T, enable_if_t<detail::is_named_arg<T>::value>> -{ - using type = remove_cvref_t<decltype(T::value)>; -}; - -template <typename T, typename Args, size_t END_POS, int ARG_INDEX, int NEXT_ID, typename S> -constexpr auto parse_replacement_field_then_tail(S format_str) -{ - using char_type = typename S::char_type; - constexpr auto str = basic_string_view<char_type>(format_str); - constexpr char_type c = END_POS != str.size() ? str[END_POS] : char_type(); - if constexpr(c == '}') - { - return parse_tail<Args, END_POS + 1, NEXT_ID>( - field<char_type, typename field_type<T>::type, ARG_INDEX>(), format_str); - } - else if constexpr(c != ':') - { - FMT_THROW(format_error("expected ':'")); - } - else - { - constexpr auto result = - parse_specs<typename field_type<T>::type>(str, END_POS + 1, NEXT_ID == manual_indexing_id ? 0 : NEXT_ID); - if constexpr(result.end >= str.size() || str[result.end] != '}') - { - FMT_THROW(format_error("expected '}'")); - return 0; - } - else - { - return parse_tail<Args, result.end + 1, result.next_arg_id>( - spec_field<char_type, typename field_type<T>::type, ARG_INDEX>{result.fmt}, format_str); - } - } -} - -// Compiles a non-empty format string and returns the compiled representation -// or unknown_format() on unrecognized input. -template <typename Args, size_t POS, int ID, typename S> -constexpr auto compile_format_string(S format_str) -{ - using char_type = typename S::char_type; - constexpr auto str = basic_string_view<char_type>(format_str); - if constexpr(str[POS] == '{') - { - if constexpr(POS + 1 == str.size()) - FMT_THROW(format_error("unmatched '{' in format string")); - if constexpr(str[POS + 1] == '{') - { - return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); - } - else if constexpr(str[POS + 1] == '}' || str[POS + 1] == ':') - { - static_assert(ID != manual_indexing_id, "cannot switch from manual to automatic argument indexing"); - constexpr auto next_id = ID != manual_indexing_id ? ID + 1 : manual_indexing_id; - return parse_replacement_field_then_tail<get_type<ID, Args>, Args, POS + 1, ID, next_id>(format_str); - } - else - { - constexpr auto arg_id_result = parse_arg_id<ID>(str.data() + POS + 1, str.data() + str.size()); - constexpr auto arg_id_end_pos = arg_id_result.arg_id_end - str.data(); - constexpr char_type c = arg_id_end_pos != str.size() ? str[arg_id_end_pos] : char_type(); - static_assert(c == '}' || c == ':', "missing '}' in format string"); - if constexpr(arg_id_result.arg_id.kind == arg_id_kind::index) - { - static_assert( - ID == manual_indexing_id || ID == 0, "cannot switch from automatic to manual argument indexing"); - constexpr auto arg_index = arg_id_result.arg_id.val.index; - return parse_replacement_field_then_tail< - get_type<arg_index, Args>, - Args, - arg_id_end_pos, - arg_index, - manual_indexing_id>(format_str); - } - else if constexpr(arg_id_result.arg_id.kind == arg_id_kind::name) - { - constexpr auto arg_index = get_arg_index_by_name(arg_id_result.arg_id.val.name, Args{}); - if constexpr(arg_index != invalid_arg_index) - { - constexpr auto next_id = ID != manual_indexing_id ? ID + 1 : manual_indexing_id; - return parse_replacement_field_then_tail< - decltype(get_type<arg_index, Args>::value), - Args, - arg_id_end_pos, - arg_index, - next_id>(format_str); - } - else - { - if constexpr(c == '}') - { - return parse_tail<Args, arg_id_end_pos + 1, ID>( - runtime_named_field<char_type>{arg_id_result.arg_id.val.name}, format_str); - } - else if constexpr(c == ':') - { - return unknown_format(); // no type info for specs parsing - } - } - } - } - } - else if constexpr(str[POS] == '}') - { - if constexpr(POS + 1 == str.size()) - FMT_THROW(format_error("unmatched '}' in format string")); - return parse_tail<Args, POS + 2, ID>(make_text(str, POS, 1), format_str); - } - else - { - constexpr auto end = parse_text(str, POS + 1); - if constexpr(end - POS > 1) - { - return parse_tail<Args, end, ID>(make_text(str, POS, end - POS), format_str); - } - else - { - return parse_tail<Args, end, ID>(code_unit<char_type>{str[POS]}, format_str); - } - } -} - -template <typename... Args, typename S, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -constexpr auto compile(S format_str) -{ - constexpr auto str = basic_string_view<typename S::char_type>(format_str); - if constexpr(str.size() == 0) - { - return detail::make_text(str, 0, 0); - } - else - { - constexpr auto result = detail::compile_format_string<detail::type_list<Args...>, 0, 0>(format_str); - return result; - } -} -#endif // defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) -} // namespace detail - -FMT_MODULE_EXPORT_BEGIN - -#if defined(__cpp_if_constexpr) && defined(__cpp_return_type_deduction) - -template < - typename CompiledFormat, - typename... Args, - typename Char = typename CompiledFormat::char_type, - FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> -FMT_INLINE std::basic_string<Char> format(const CompiledFormat &cf, const Args &...args) -{ - auto s = std::basic_string<Char>(); - cf.format(std::back_inserter(s), args...); - return s; -} - -template < - typename OutputIt, - typename CompiledFormat, - typename... Args, - FMT_ENABLE_IF(detail::is_compiled_format<CompiledFormat>::value)> -constexpr FMT_INLINE OutputIt format_to(OutputIt out, const CompiledFormat &cf, const Args &...args) -{ - return cf.format(out, args...); -} - -template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -FMT_INLINE std::basic_string<typename S::char_type> format(const S &, Args &&...args) -{ - if constexpr(std::is_same<typename S::char_type, char>::value) - { - constexpr auto str = basic_string_view<typename S::char_type>(S()); - if constexpr(str.size() == 2 && str[0] == '{' && str[1] == '}') - { - const auto &first = detail::first(args...); - if constexpr(detail::is_named_arg<remove_cvref_t<decltype(first)>>::value) - { - return fmt::to_string(first.value); - } - else - { - return fmt::to_string(first); - } - } - } - constexpr auto compiled = detail::compile<Args...>(S()); - if constexpr(std::is_same<remove_cvref_t<decltype(compiled)>, detail::unknown_format>()) - { - return fmt::format(static_cast<basic_string_view<typename S::char_type>>(S()), std::forward<Args>(args)...); - } - else - { - return fmt::format(compiled, std::forward<Args>(args)...); - } -} - -template <typename OutputIt, typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S &, Args &&...args) -{ - constexpr auto compiled = detail::compile<Args...>(S()); - if constexpr(std::is_same<remove_cvref_t<decltype(compiled)>, detail::unknown_format>()) - { - return fmt::format_to( - out, static_cast<basic_string_view<typename S::char_type>>(S()), std::forward<Args>(args)...); - } - else - { - return fmt::format_to(out, compiled, std::forward<Args>(args)...); - } -} -#endif - -template <typename OutputIt, typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -format_to_n_result<OutputIt> format_to_n(OutputIt out, size_t n, const S &format_str, Args &&...args) -{ - auto it = fmt::format_to(detail::truncating_iterator<OutputIt>(out, n), format_str, std::forward<Args>(args)...); - return {it.base(), it.count()}; -} - -template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -FMT_CONSTEXPR20 size_t formatted_size(const S &format_str, const Args &...args) -{ - return fmt::format_to(detail::counting_iterator(), format_str, args...).count(); -} - -template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -void print(std::FILE *f, const S &format_str, const Args &...args) -{ - memory_buffer buffer; - fmt::format_to(std::back_inserter(buffer), format_str, args...); - detail::print(f, {buffer.data(), buffer.size()}); -} - -template <typename S, typename... Args, FMT_ENABLE_IF(detail::is_compiled_string<S>::value)> -void print(const S &format_str, const Args &...args) -{ - print(stdout, format_str, args...); -} - -#if FMT_USE_NONTYPE_TEMPLATE_ARGS -inline namespace literals -{ -template <detail_exported::fixed_string Str> -constexpr auto operator""_cf() -{ - using char_t = remove_cvref_t<decltype(Str.data[0])>; - return detail::udl_compiled_string<char_t, sizeof(Str.data) / sizeof(char_t), Str>(); -} -} // namespace literals -#endif - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_COMPILE_H_ diff --git a/include/spdlog/fmt/bundled/core.h b/include/spdlog/fmt/bundled/core.h deleted file mode 100644 index c4a806c98..000000000 --- a/include/spdlog/fmt/bundled/core.h +++ /dev/null @@ -1,3685 +0,0 @@ -// Formatting library for C++ - the core API for char/UTF-8 -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_CORE_H_ -#define FMT_CORE_H_ - -#include <cstddef> // std::byte -#include <cstdio> // std::FILE -#include <cstring> // std::strlen -#include <iterator> -#include <limits> -#include <string> -#include <type_traits> - -// The fmt library version in the form major * 10000 + minor * 100 + patch. -#define FMT_VERSION 90100 - -#if defined(__clang__) && !defined(__ibmxl__) -#define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) -#else -#define FMT_CLANG_VERSION 0 -#endif - -#if defined(__GNUC__) && !defined(__clang__) && !defined(__INTEL_COMPILER) && !defined(__NVCOMPILER) -#define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__) -#else -#define FMT_GCC_VERSION 0 -#endif - -#ifndef FMT_GCC_PRAGMA -// Workaround _Pragma bug https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59884. -#if FMT_GCC_VERSION >= 504 -#define FMT_GCC_PRAGMA(arg) _Pragma(arg) -#else -#define FMT_GCC_PRAGMA(arg) -#endif -#endif - -#ifdef __ICL -#define FMT_ICC_VERSION __ICL -#elif defined(__INTEL_COMPILER) -#define FMT_ICC_VERSION __INTEL_COMPILER -#else -#define FMT_ICC_VERSION 0 -#endif - -#ifdef _MSC_VER -#define FMT_MSC_VERSION _MSC_VER -#define FMT_MSC_WARNING(...) __pragma(warning(__VA_ARGS__)) -#else -#define FMT_MSC_VERSION 0 -#define FMT_MSC_WARNING(...) -#endif - -#ifdef _MSVC_LANG -#define FMT_CPLUSPLUS _MSVC_LANG -#else -#define FMT_CPLUSPLUS __cplusplus -#endif - -#ifdef __has_feature -#define FMT_HAS_FEATURE(x) __has_feature(x) -#else -#define FMT_HAS_FEATURE(x) 0 -#endif - -#if(defined(__has_include) || FMT_ICC_VERSION >= 1600 || FMT_MSC_VERSION > 1900) && !defined(__INTELLISENSE__) -#define FMT_HAS_INCLUDE(x) __has_include(x) -#else -#define FMT_HAS_INCLUDE(x) 0 -#endif - -#ifdef __has_cpp_attribute -#define FMT_HAS_CPP_ATTRIBUTE(x) __has_cpp_attribute(x) -#else -#define FMT_HAS_CPP_ATTRIBUTE(x) 0 -#endif - -#define FMT_HAS_CPP14_ATTRIBUTE(attribute) (FMT_CPLUSPLUS >= 201402L && FMT_HAS_CPP_ATTRIBUTE(attribute)) - -#define FMT_HAS_CPP17_ATTRIBUTE(attribute) (FMT_CPLUSPLUS >= 201703L && FMT_HAS_CPP_ATTRIBUTE(attribute)) - -// Check if relaxed C++14 constexpr is supported. -// GCC doesn't allow throw in constexpr until version 6 (bug 67371). -#ifndef FMT_USE_CONSTEXPR -#if(FMT_HAS_FEATURE(cxx_relaxed_constexpr) || FMT_MSC_VERSION >= 1912 || \ - (FMT_GCC_VERSION >= 600 && FMT_CPLUSPLUS >= 201402L)) && \ - !FMT_ICC_VERSION && !defined(__NVCC__) -#define FMT_USE_CONSTEXPR 1 -#else -#define FMT_USE_CONSTEXPR 0 -#endif -#endif -#if FMT_USE_CONSTEXPR -#define FMT_CONSTEXPR constexpr -#else -#define FMT_CONSTEXPR -#endif - -#if((FMT_CPLUSPLUS >= 202002L) && (!defined(_GLIBCXX_RELEASE) || _GLIBCXX_RELEASE > 9)) || \ - (FMT_CPLUSPLUS >= 201709L && FMT_GCC_VERSION >= 1002) -#define FMT_CONSTEXPR20 constexpr -#else -#define FMT_CONSTEXPR20 -#endif - -// Check if constexpr std::char_traits<>::{compare,length} are supported. -#if defined(__GLIBCXX__) -#if FMT_CPLUSPLUS >= 201703L && defined(_GLIBCXX_RELEASE) && \ - _GLIBCXX_RELEASE >= 7 // GCC 7+ libstdc++ has _GLIBCXX_RELEASE. -#define FMT_CONSTEXPR_CHAR_TRAITS constexpr -#endif -#elif defined(_LIBCPP_VERSION) && FMT_CPLUSPLUS >= 201703L && _LIBCPP_VERSION >= 4000 -#define FMT_CONSTEXPR_CHAR_TRAITS constexpr -#elif FMT_MSC_VERSION >= 1914 && FMT_CPLUSPLUS >= 201703L -#define FMT_CONSTEXPR_CHAR_TRAITS constexpr -#endif -#ifndef FMT_CONSTEXPR_CHAR_TRAITS -#define FMT_CONSTEXPR_CHAR_TRAITS -#endif - -// Check if exceptions are disabled. -#ifndef FMT_EXCEPTIONS -#if(defined(__GNUC__) && !defined(__EXCEPTIONS)) || (FMT_MSC_VERSION && !_HAS_EXCEPTIONS) -#define FMT_EXCEPTIONS 0 -#else -#define FMT_EXCEPTIONS 1 -#endif -#endif - -#ifndef FMT_DEPRECATED -#if FMT_HAS_CPP14_ATTRIBUTE(deprecated) || FMT_MSC_VERSION >= 1900 -#define FMT_DEPRECATED [[deprecated]] -#else -#if(defined(__GNUC__) && !defined(__LCC__)) || defined(__clang__) -#define FMT_DEPRECATED __attribute__((deprecated)) -#elif FMT_MSC_VERSION -#define FMT_DEPRECATED __declspec(deprecated) -#else -#define FMT_DEPRECATED /* deprecated */ -#endif -#endif -#endif - -// [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code -// warnings. -#if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VERSION && !defined(__NVCC__) -#define FMT_NORETURN [[noreturn]] -#else -#define FMT_NORETURN -#endif - -#if FMT_HAS_CPP17_ATTRIBUTE(fallthrough) -#define FMT_FALLTHROUGH [[fallthrough]] -#elif defined(__clang__) -#define FMT_FALLTHROUGH [[clang::fallthrough]] -#elif FMT_GCC_VERSION >= 700 && (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= 520) -#define FMT_FALLTHROUGH [[gnu::fallthrough]] -#else -#define FMT_FALLTHROUGH -#endif - -#ifndef FMT_NODISCARD -#if FMT_HAS_CPP17_ATTRIBUTE(nodiscard) -#define FMT_NODISCARD [[nodiscard]] -#else -#define FMT_NODISCARD -#endif -#endif - -#ifndef FMT_USE_FLOAT -#define FMT_USE_FLOAT 1 -#endif -#ifndef FMT_USE_DOUBLE -#define FMT_USE_DOUBLE 1 -#endif -#ifndef FMT_USE_LONG_DOUBLE -#define FMT_USE_LONG_DOUBLE 1 -#endif - -#ifndef FMT_INLINE -#if FMT_GCC_VERSION || FMT_CLANG_VERSION -#define FMT_INLINE inline __attribute__((always_inline)) -#else -#define FMT_INLINE inline -#endif -#endif - -// An inline std::forward replacement. -#define FMT_FORWARD(...) static_cast<decltype(__VA_ARGS__) &&>(__VA_ARGS__) - -#ifdef _MSC_VER -#define FMT_UNCHECKED_ITERATOR(It) using _Unchecked_type = It // Mark iterator as checked. -#else -#define FMT_UNCHECKED_ITERATOR(It) using unchecked_type = It -#endif - -#ifndef FMT_BEGIN_NAMESPACE -#define FMT_BEGIN_NAMESPACE \ - namespace fmt \ - { \ - inline namespace v9 \ - { -#define FMT_END_NAMESPACE \ - } \ - } -#endif - -#ifndef FMT_MODULE_EXPORT -#define FMT_MODULE_EXPORT -#define FMT_MODULE_EXPORT_BEGIN -#define FMT_MODULE_EXPORT_END -#define FMT_BEGIN_DETAIL_NAMESPACE \ - namespace detail \ - { -#define FMT_END_DETAIL_NAMESPACE } -#endif - -#if !defined(FMT_HEADER_ONLY) && defined(_WIN32) -#define FMT_CLASS_API FMT_MSC_WARNING(suppress : 4275) -#ifdef FMT_EXPORT -#define FMT_API __declspec(dllexport) -#elif defined(FMT_SHARED) -#define FMT_API __declspec(dllimport) -#endif -#else -#define FMT_CLASS_API -#if defined(FMT_EXPORT) || defined(FMT_SHARED) -#if defined(__GNUC__) || defined(__clang__) -#define FMT_API __attribute__((visibility("default"))) -#endif -#endif -#endif -#ifndef FMT_API -#define FMT_API -#endif - -// libc++ supports string_view in pre-c++17. -#if FMT_HAS_INCLUDE(<string_view>) && (FMT_CPLUSPLUS >= 201703L || defined(_LIBCPP_VERSION)) -#include <string_view> -#define FMT_USE_STRING_VIEW -#elif FMT_HAS_INCLUDE("experimental/string_view") && FMT_CPLUSPLUS >= 201402L -#include <experimental/string_view> -#define FMT_USE_EXPERIMENTAL_STRING_VIEW -#endif - -#ifndef FMT_UNICODE -#define FMT_UNICODE !FMT_MSC_VERSION -#endif - -#ifndef FMT_CONSTEVAL -#if((FMT_GCC_VERSION >= 1000 || FMT_CLANG_VERSION >= 1101) && FMT_CPLUSPLUS >= 202002L && \ - !defined(__apple_build_version__)) || \ - (defined(__cpp_consteval) && (!FMT_MSC_VERSION || _MSC_FULL_VER >= 193030704)) -// consteval is broken in MSVC before VS2022 and Apple clang 13. -#define FMT_CONSTEVAL consteval -#define FMT_HAS_CONSTEVAL -#else -#define FMT_CONSTEVAL -#endif -#endif - -#ifndef FMT_USE_NONTYPE_TEMPLATE_ARGS -#if defined(__cpp_nontype_template_args) && \ - ((FMT_GCC_VERSION >= 903 && FMT_CPLUSPLUS >= 201709L) || __cpp_nontype_template_args >= 201911L) && \ - !defined(__NVCOMPILER) -#define FMT_USE_NONTYPE_TEMPLATE_ARGS 1 -#else -#define FMT_USE_NONTYPE_TEMPLATE_ARGS 0 -#endif -#endif - -// Enable minimal optimizations for more compact code in debug mode. -FMT_GCC_PRAGMA("GCC push_options") -#if !defined(__OPTIMIZE__) && !defined(__NVCOMPILER) -FMT_GCC_PRAGMA("GCC optimize(\"Og\")") -#endif - -FMT_BEGIN_NAMESPACE -FMT_MODULE_EXPORT_BEGIN - -// Implementations of enable_if_t and other metafunctions for older systems. -template <bool B, typename T = void> -using enable_if_t = typename std::enable_if<B, T>::type; -template <bool B, typename T, typename F> -using conditional_t = typename std::conditional<B, T, F>::type; -template <bool B> -using bool_constant = std::integral_constant<bool, B>; -template <typename T> -using remove_reference_t = typename std::remove_reference<T>::type; -template <typename T> -using remove_const_t = typename std::remove_const<T>::type; -template <typename T> -using remove_cvref_t = typename std::remove_cv<remove_reference_t<T>>::type; -template <typename T> -struct type_identity -{ - using type = T; -}; -template <typename T> -using type_identity_t = typename type_identity<T>::type; -template <typename T> -using underlying_t = typename std::underlying_type<T>::type; - -template <typename...> -struct disjunction : std::false_type -{ -}; -template <typename P> -struct disjunction<P> : P -{ -}; -template <typename P1, typename... Pn> -struct disjunction<P1, Pn...> : conditional_t<bool(P1::value), P1, disjunction<Pn...>> -{ -}; - -template <typename...> -struct conjunction : std::true_type -{ -}; -template <typename P> -struct conjunction<P> : P -{ -}; -template <typename P1, typename... Pn> -struct conjunction<P1, Pn...> : conditional_t<bool(P1::value), conjunction<Pn...>, P1> -{ -}; - -struct monostate -{ - constexpr monostate() {} -}; - -// An enable_if helper to be used in template parameters which results in much -// shorter symbols: https://godbolt.org/z/sWw4vP. Extra parentheses are needed -// to workaround a bug in MSVC 2019 (see #1140 and #1186). -#ifdef FMT_DOC -#define FMT_ENABLE_IF(...) -#else -#define FMT_ENABLE_IF(...) enable_if_t<(__VA_ARGS__), int> = 0 -#endif - -FMT_BEGIN_DETAIL_NAMESPACE - -// Suppresses "unused variable" warnings with the method described in -// https://herbsutter.com/2009/10/18/mailbag-shutting-up-compiler-warnings/. -// (void)var does not work on many Intel compilers. -template <typename... T> -FMT_CONSTEXPR void ignore_unused(const T &...) -{ -} - -constexpr FMT_INLINE auto is_constant_evaluated(bool default_value = false) noexcept -> bool -{ -#ifdef __cpp_lib_is_constant_evaluated - ignore_unused(default_value); - return std::is_constant_evaluated(); -#else - return default_value; -#endif -} - -// Suppresses "conditional expression is constant" warnings. -template <typename T> -constexpr FMT_INLINE auto const_check(T value) -> T -{ - return value; -} - -FMT_NORETURN FMT_API void assert_fail(const char *file, int line, const char *message); - -#ifndef FMT_ASSERT -#ifdef NDEBUG -// FMT_ASSERT is not empty to avoid -Wempty-body. -#define FMT_ASSERT(condition, message) ::fmt::detail::ignore_unused((condition), (message)) -#else -#define FMT_ASSERT(condition, message) \ - ((condition) /* void() fails with -Winvalid-constexpr on clang 4.0.1 */ \ - ? \ - (void) 0 : \ - ::fmt::detail::assert_fail(__FILE__, __LINE__, (message))) -#endif -#endif - -#if defined(FMT_USE_STRING_VIEW) -template <typename Char> -using std_string_view = std::basic_string_view<Char>; -#elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) -template <typename Char> -using std_string_view = std::experimental::basic_string_view<Char>; -#else -template <typename T> -struct std_string_view -{ -}; -#endif - -#ifdef FMT_USE_INT128 -// Do nothing. -#elif defined(__SIZEOF_INT128__) && !defined(__NVCC__) && !(FMT_CLANG_VERSION && FMT_MSC_VERSION) -#define FMT_USE_INT128 1 -using int128_opt = __int128_t; // An optional native 128-bit integer. -using uint128_opt = __uint128_t; -template <typename T> -inline auto convert_for_visit(T value) -> T -{ - return value; -} -#else -#define FMT_USE_INT128 0 -#endif -#if !FMT_USE_INT128 -enum class int128_opt -{ -}; -enum class uint128_opt -{ -}; -// Reduce template instantiations. -template <typename T> -auto convert_for_visit(T) -> monostate -{ - return {}; -} -#endif - -// Casts a nonnegative integer to unsigned. -template <typename Int> -FMT_CONSTEXPR auto to_unsigned(Int value) -> typename std::make_unsigned<Int>::type -{ - FMT_ASSERT(std::is_unsigned<Int>::value || value >= 0, "negative value"); - return static_cast<typename std::make_unsigned<Int>::type>(value); -} - -FMT_MSC_WARNING(suppress : 4566) constexpr unsigned char micro[] = "\u00B5"; - -constexpr auto is_utf8() -> bool -{ - // Avoid buggy sign extensions in MSVC's constant evaluation mode (#2297). - using uchar = unsigned char; - return FMT_UNICODE || (sizeof(micro) == 3 && uchar(micro[0]) == 0xC2 && uchar(micro[1]) == 0xB5); -} -FMT_END_DETAIL_NAMESPACE - -/** - An implementation of ``std::basic_string_view`` for pre-C++17. It provides a - subset of the API. ``fmt::basic_string_view`` is used for format strings even - if ``std::string_view`` is available to prevent issues when a library is - compiled with a different ``-std`` option than the client code (which is not - recommended). - */ -template <typename Char> -class basic_string_view -{ -private: - const Char *data_; - size_t size_; - -public: - using value_type = Char; - using iterator = const Char *; - - constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} - - /** Constructs a string reference object from a C string and a size. */ - constexpr basic_string_view(const Char *s, size_t count) noexcept : data_(s), size_(count) {} - - /** - \rst - Constructs a string reference object from a C string computing - the size with ``std::char_traits<Char>::length``. - \endrst - */ - FMT_CONSTEXPR_CHAR_TRAITS - FMT_INLINE - basic_string_view(const Char *s) : - data_(s), - size_( - detail::const_check(std::is_same<Char, char>::value && !detail::is_constant_evaluated(true)) ? - std::strlen(reinterpret_cast<const char *>(s)) : - std::char_traits<Char>::length(s)) - { - } - - /** Constructs a string reference from a ``std::basic_string`` object. */ - template <typename Traits, typename Alloc> - FMT_CONSTEXPR basic_string_view(const std::basic_string<Char, Traits, Alloc> &s) noexcept : - data_(s.data()), size_(s.size()) - { - } - - template <typename S, FMT_ENABLE_IF(std::is_same<S, detail::std_string_view<Char>>::value)> - FMT_CONSTEXPR basic_string_view(S s) noexcept : data_(s.data()), size_(s.size()) - { - } - - /** Returns a pointer to the string data. */ - constexpr auto data() const noexcept -> const Char * { return data_; } - - /** Returns the string size. */ - constexpr auto size() const noexcept -> size_t { return size_; } - - constexpr auto begin() const noexcept -> iterator { return data_; } - constexpr auto end() const noexcept -> iterator { return data_ + size_; } - - constexpr auto operator[](size_t pos) const noexcept -> const Char & { return data_[pos]; } - - FMT_CONSTEXPR void remove_prefix(size_t n) noexcept - { - data_ += n; - size_ -= n; - } - - // Lexicographically compare this string reference to other. - FMT_CONSTEXPR_CHAR_TRAITS auto compare(basic_string_view other) const -> int - { - size_t str_size = size_ < other.size_ ? size_ : other.size_; - int result = std::char_traits<Char>::compare(data_, other.data_, str_size); - if(result == 0) - result = size_ == other.size_ ? 0 : (size_ < other.size_ ? -1 : 1); - return result; - } - - FMT_CONSTEXPR_CHAR_TRAITS friend auto operator==(basic_string_view lhs, basic_string_view rhs) -> bool - { - return lhs.compare(rhs) == 0; - } - friend auto operator!=(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) != 0; } - friend auto operator<(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) < 0; } - friend auto operator<=(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) <= 0; } - friend auto operator>(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) > 0; } - friend auto operator>=(basic_string_view lhs, basic_string_view rhs) -> bool { return lhs.compare(rhs) >= 0; } -}; - -using string_view = basic_string_view<char>; - -/** Specifies if ``T`` is a character type. Can be specialized by users. */ -template <typename T> -struct is_char : std::false_type -{ -}; -template <> -struct is_char<char> : std::true_type -{ -}; - -FMT_BEGIN_DETAIL_NAMESPACE - -// A base class for compile-time strings. -struct compile_string -{ -}; - -template <typename S> -struct is_compile_string : std::is_base_of<compile_string, S> -{ -}; - -// Returns a string view of `s`. -template <typename Char, FMT_ENABLE_IF(is_char<Char>::value)> -FMT_INLINE auto to_string_view(const Char *s) -> basic_string_view<Char> -{ - return s; -} -template <typename Char, typename Traits, typename Alloc> -inline auto to_string_view(const std::basic_string<Char, Traits, Alloc> &s) -> basic_string_view<Char> -{ - return s; -} -template <typename Char> -constexpr auto to_string_view(basic_string_view<Char> s) -> basic_string_view<Char> -{ - return s; -} -template <typename Char, FMT_ENABLE_IF(!std::is_empty<std_string_view<Char>>::value)> -inline auto to_string_view(std_string_view<Char> s) -> basic_string_view<Char> -{ - return s; -} -template <typename S, FMT_ENABLE_IF(is_compile_string<S>::value)> -constexpr auto to_string_view(const S &s) -> basic_string_view<typename S::char_type> -{ - return basic_string_view<typename S::char_type>(s); -} -void to_string_view(...); - -// Specifies whether S is a string type convertible to fmt::basic_string_view. -// It should be a constexpr function but MSVC 2017 fails to compile it in -// enable_if and MSVC 2015 fails to compile it as an alias template. -// ADL invocation of to_string_view is DEPRECATED! -template <typename S> -struct is_string : std::is_class<decltype(to_string_view(std::declval<S>()))> -{ -}; - -template <typename S, typename = void> -struct char_t_impl -{ -}; -template <typename S> -struct char_t_impl<S, enable_if_t<is_string<S>::value>> -{ - using result = decltype(to_string_view(std::declval<S>())); - using type = typename result::value_type; -}; - -enum class type -{ - none_type, - // Integer types should go first, - int_type, - uint_type, - long_long_type, - ulong_long_type, - int128_type, - uint128_type, - bool_type, - char_type, - last_integer_type = char_type, - // followed by floating-point types. - float_type, - double_type, - long_double_type, - last_numeric_type = long_double_type, - cstring_type, - string_type, - pointer_type, - custom_type -}; - -// Maps core type T to the corresponding type enum constant. -template <typename T, typename Char> -struct type_constant : std::integral_constant<type, type::custom_type> -{ -}; - -#define FMT_TYPE_CONSTANT(Type, constant) \ - template <typename Char> \ - struct type_constant<Type, Char> : std::integral_constant<type, type::constant> \ - { \ - } - -FMT_TYPE_CONSTANT(int, int_type); -FMT_TYPE_CONSTANT(unsigned, uint_type); -FMT_TYPE_CONSTANT(long long, long_long_type); -FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); -FMT_TYPE_CONSTANT(int128_opt, int128_type); -FMT_TYPE_CONSTANT(uint128_opt, uint128_type); -FMT_TYPE_CONSTANT(bool, bool_type); -FMT_TYPE_CONSTANT(Char, char_type); -FMT_TYPE_CONSTANT(float, float_type); -FMT_TYPE_CONSTANT(double, double_type); -FMT_TYPE_CONSTANT(long double, long_double_type); -FMT_TYPE_CONSTANT(const Char *, cstring_type); -FMT_TYPE_CONSTANT(basic_string_view<Char>, string_type); -FMT_TYPE_CONSTANT(const void *, pointer_type); - -constexpr bool is_integral_type(type t) -{ - return t > type::none_type && t <= type::last_integer_type; -} - -constexpr bool is_arithmetic_type(type t) -{ - return t > type::none_type && t <= type::last_numeric_type; -} - -FMT_NORETURN FMT_API void throw_format_error(const char *message); - -struct error_handler -{ - constexpr error_handler() = default; - constexpr error_handler(const error_handler &) = default; - - // This function is intentionally not constexpr to give a compile-time error. - FMT_NORETURN void on_error(const char *message) { throw_format_error(message); } -}; -FMT_END_DETAIL_NAMESPACE - -/** String's character type. */ -template <typename S> -using char_t = typename detail::char_t_impl<S>::type; - -/** - \rst - Parsing context consisting of a format string range being parsed and an - argument counter for automatic indexing. - You can use the ``format_parse_context`` type alias for ``char`` instead. - \endrst - */ -template <typename Char, typename ErrorHandler = detail::error_handler> -class basic_format_parse_context : private ErrorHandler -{ -private: - basic_string_view<Char> format_str_; - int next_arg_id_; - - FMT_CONSTEXPR void do_check_arg_id(int id); - -public: - using char_type = Char; - using iterator = typename basic_string_view<Char>::iterator; - - explicit constexpr basic_format_parse_context( - basic_string_view<Char> format_str, - ErrorHandler eh = {}, - int next_arg_id = 0) : - ErrorHandler(eh), format_str_(format_str), next_arg_id_(next_arg_id) - { - } - - /** - Returns an iterator to the beginning of the format string range being - parsed. - */ - constexpr auto begin() const noexcept -> iterator { return format_str_.begin(); } - - /** - Returns an iterator past the end of the format string range being parsed. - */ - constexpr auto end() const noexcept -> iterator { return format_str_.end(); } - - /** Advances the begin iterator to ``it``. */ - FMT_CONSTEXPR void advance_to(iterator it) { format_str_.remove_prefix(detail::to_unsigned(it - begin())); } - - /** - Reports an error if using the manual argument indexing; otherwise returns - the next argument index and switches to the automatic indexing. - */ - FMT_CONSTEXPR auto next_arg_id() -> int - { - if(next_arg_id_ < 0) - { - on_error("cannot switch from manual to automatic argument indexing"); - return 0; - } - int id = next_arg_id_++; - do_check_arg_id(id); - return id; - } - - /** - Reports an error if using the automatic argument indexing; otherwise - switches to the manual indexing. - */ - FMT_CONSTEXPR void check_arg_id(int id) - { - if(next_arg_id_ > 0) - { - on_error("cannot switch from automatic to manual argument indexing"); - return; - } - next_arg_id_ = -1; - do_check_arg_id(id); - } - FMT_CONSTEXPR void check_arg_id(basic_string_view<Char>) {} - FMT_CONSTEXPR void check_dynamic_spec(int arg_id); - - FMT_CONSTEXPR void on_error(const char *message) { ErrorHandler::on_error(message); } - - constexpr auto error_handler() const -> ErrorHandler { return *this; } -}; - -using format_parse_context = basic_format_parse_context<char>; - -FMT_BEGIN_DETAIL_NAMESPACE -// A parse context with extra data used only in compile-time checks. -template <typename Char, typename ErrorHandler = detail::error_handler> -class compile_parse_context : public basic_format_parse_context<Char, ErrorHandler> -{ -private: - int num_args_; - const type *types_; - using base = basic_format_parse_context<Char, ErrorHandler>; - -public: - explicit FMT_CONSTEXPR compile_parse_context( - basic_string_view<Char> format_str, - int num_args, - const type *types, - ErrorHandler eh = {}, - int next_arg_id = 0) : - base(format_str, eh, next_arg_id), num_args_(num_args), types_(types) - { - } - - constexpr auto num_args() const -> int { return num_args_; } - constexpr auto arg_type(int id) const -> type { return types_[id]; } - - FMT_CONSTEXPR auto next_arg_id() -> int - { - int id = base::next_arg_id(); - if(id >= num_args_) - this->on_error("argument not found"); - return id; - } - - FMT_CONSTEXPR void check_arg_id(int id) - { - base::check_arg_id(id); - if(id >= num_args_) - this->on_error("argument not found"); - } - using base::check_arg_id; - - FMT_CONSTEXPR void check_dynamic_spec(int arg_id) - { - if(arg_id < num_args_ && types_ && !is_integral_type(types_[arg_id])) - this->on_error("width/precision is not integer"); - } -}; -FMT_END_DETAIL_NAMESPACE - -template <typename Char, typename ErrorHandler> -FMT_CONSTEXPR void basic_format_parse_context<Char, ErrorHandler>::do_check_arg_id(int id) -{ - // Argument id is only checked at compile-time during parsing because - // formatting has its own validation. - if(detail::is_constant_evaluated() && FMT_GCC_VERSION >= 1200) - { - using context = detail::compile_parse_context<Char, ErrorHandler>; - if(id >= static_cast<context *>(this)->num_args()) - on_error("argument not found"); - } -} - -template <typename Char, typename ErrorHandler> -FMT_CONSTEXPR void basic_format_parse_context<Char, ErrorHandler>::check_dynamic_spec(int arg_id) -{ - if(detail::is_constant_evaluated()) - { - using context = detail::compile_parse_context<Char, ErrorHandler>; - static_cast<context *>(this)->check_dynamic_spec(arg_id); - } -} - -template <typename Context> -class basic_format_arg; -template <typename Context> -class basic_format_args; -template <typename Context> -class dynamic_format_arg_store; - -// A formatter for objects of type T. -template <typename T, typename Char = char, typename Enable = void> -struct formatter -{ - // A deleted default constructor indicates a disabled formatter. - formatter() = delete; -}; - -// Specifies if T has an enabled formatter specialization. A type can be -// formattable even if it doesn't have a formatter e.g. via a conversion. -template <typename T, typename Context> -using has_formatter = std::is_constructible<typename Context::template formatter_type<T>>; - -// Checks whether T is a container with contiguous storage. -template <typename T> -struct is_contiguous : std::false_type -{ -}; -template <typename Char> -struct is_contiguous<std::basic_string<Char>> : std::true_type -{ -}; - -class appender; - -FMT_BEGIN_DETAIL_NAMESPACE - -template <typename Context, typename T> -constexpr auto has_const_formatter_impl(T *) - -> decltype(typename Context::template formatter_type<T>().format(std::declval<const T &>(), std::declval<Context &>()), true) -{ - return true; -} -template <typename Context> -constexpr auto has_const_formatter_impl(...) -> bool -{ - return false; -} -template <typename T, typename Context> -constexpr auto has_const_formatter() -> bool -{ - return has_const_formatter_impl<Context>(static_cast<T *>(nullptr)); -} - -// Extracts a reference to the container from back_insert_iterator. -template <typename Container> -inline auto get_container(std::back_insert_iterator<Container> it) -> Container & -{ - using base = std::back_insert_iterator<Container>; - struct accessor : base - { - accessor(base b) : base(b) {} - using base::container; - }; - return *accessor(it).container; -} - -template <typename Char, typename InputIt, typename OutputIt> -FMT_CONSTEXPR auto copy_str(InputIt begin, InputIt end, OutputIt out) -> OutputIt -{ - while(begin != end) - *out++ = static_cast<Char>(*begin++); - return out; -} - -template < - typename Char, - typename T, - typename U, - FMT_ENABLE_IF(std::is_same<remove_const_t<T>, U>::value &&is_char<U>::value)> -FMT_CONSTEXPR auto copy_str(T *begin, T *end, U *out) -> U * -{ - if(is_constant_evaluated()) - return copy_str<Char, T *, U *>(begin, end, out); - auto size = to_unsigned(end - begin); - memcpy(out, begin, size * sizeof(U)); - return out + size; -} - -/** - \rst - A contiguous memory buffer with an optional growing ability. It is an internal - class and shouldn't be used directly, only via `~fmt::basic_memory_buffer`. - \endrst - */ -template <typename T> -class buffer -{ -private: - T *ptr_; - size_t size_; - size_t capacity_; - -protected: - // Don't initialize ptr_ since it is not accessed to save a few cycles. - FMT_MSC_WARNING(suppress : 26495) - buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} - - FMT_CONSTEXPR20 buffer(T *p = nullptr, size_t sz = 0, size_t cap = 0) noexcept : ptr_(p), size_(sz), capacity_(cap) - { - } - - FMT_CONSTEXPR20 ~buffer() = default; - buffer(buffer &&) = default; - - /** Sets the buffer data and capacity. */ - FMT_CONSTEXPR void set(T *buf_data, size_t buf_capacity) noexcept - { - ptr_ = buf_data; - capacity_ = buf_capacity; - } - - /** Increases the buffer capacity to hold at least *capacity* elements. */ - virtual FMT_CONSTEXPR20 void grow(size_t capacity) = 0; - -public: - using value_type = T; - using const_reference = const T &; - - buffer(const buffer &) = delete; - void operator=(const buffer &) = delete; - - auto begin() noexcept -> T * { return ptr_; } - auto end() noexcept -> T * { return ptr_ + size_; } - - auto begin() const noexcept -> const T * { return ptr_; } - auto end() const noexcept -> const T * { return ptr_ + size_; } - - /** Returns the size of this buffer. */ - constexpr auto size() const noexcept -> size_t { return size_; } - - /** Returns the capacity of this buffer. */ - constexpr auto capacity() const noexcept -> size_t { return capacity_; } - - /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() noexcept -> T * { return ptr_; } - - /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() const noexcept -> const T * { return ptr_; } - - /** Clears this buffer. */ - void clear() { size_ = 0; } - - // Tries resizing the buffer to contain *count* elements. If T is a POD type - // the new elements may not be initialized. - FMT_CONSTEXPR20 void try_resize(size_t count) - { - try_reserve(count); - size_ = count <= capacity_ ? count : capacity_; - } - - // Tries increasing the buffer capacity to *new_capacity*. It can increase the - // capacity by a smaller amount than requested but guarantees there is space - // for at least one additional element either by increasing the capacity or by - // flushing the buffer if it is full. - FMT_CONSTEXPR20 void try_reserve(size_t new_capacity) - { - if(new_capacity > capacity_) - grow(new_capacity); - } - - FMT_CONSTEXPR20 void push_back(const T &value) - { - try_reserve(size_ + 1); - ptr_[size_++] = value; - } - - /** Appends data to the end of the buffer. */ - template <typename U> - void append(const U *begin, const U *end); - - template <typename Idx> - FMT_CONSTEXPR auto operator[](Idx index) -> T & - { - return ptr_[index]; - } - template <typename Idx> - FMT_CONSTEXPR auto operator[](Idx index) const -> const T & - { - return ptr_[index]; - } -}; - -struct buffer_traits -{ - explicit buffer_traits(size_t) {} - auto count() const -> size_t { return 0; } - auto limit(size_t size) -> size_t { return size; } -}; - -class fixed_buffer_traits -{ -private: - size_t count_ = 0; - size_t limit_; - -public: - explicit fixed_buffer_traits(size_t limit) : limit_(limit) {} - auto count() const -> size_t { return count_; } - auto limit(size_t size) -> size_t - { - size_t n = limit_ > count_ ? limit_ - count_ : 0; - count_ += size; - return size < n ? size : n; - } -}; - -// A buffer that writes to an output iterator when flushed. -template <typename OutputIt, typename T, typename Traits = buffer_traits> -class iterator_buffer final : public Traits, public buffer<T> -{ -private: - OutputIt out_; - enum - { - buffer_size = 256 - }; - T data_[buffer_size]; - -protected: - FMT_CONSTEXPR20 void grow(size_t) override - { - if(this->size() == buffer_size) - flush(); - } - - void flush() - { - auto size = this->size(); - this->clear(); - out_ = copy_str<T>(data_, data_ + this->limit(size), out_); - } - -public: - explicit iterator_buffer(OutputIt out, size_t n = buffer_size) : - Traits(n), buffer<T>(data_, 0, buffer_size), out_(out) - { - } - iterator_buffer(iterator_buffer &&other) : Traits(other), buffer<T>(data_, 0, buffer_size), out_(other.out_) {} - ~iterator_buffer() { flush(); } - - auto out() -> OutputIt - { - flush(); - return out_; - } - auto count() const -> size_t { return Traits::count() + this->size(); } -}; - -template <typename T> -class iterator_buffer<T *, T, fixed_buffer_traits> final : public fixed_buffer_traits, public buffer<T> -{ -private: - T *out_; - enum - { - buffer_size = 256 - }; - T data_[buffer_size]; - -protected: - FMT_CONSTEXPR20 void grow(size_t) override - { - if(this->size() == this->capacity()) - flush(); - } - - void flush() - { - size_t n = this->limit(this->size()); - if(this->data() == out_) - { - out_ += n; - this->set(data_, buffer_size); - } - this->clear(); - } - -public: - explicit iterator_buffer(T *out, size_t n = buffer_size) : fixed_buffer_traits(n), buffer<T>(out, 0, n), out_(out) - { - } - iterator_buffer(iterator_buffer &&other) : fixed_buffer_traits(other), buffer<T>(std::move(other)), out_(other.out_) - { - if(this->data() != out_) - { - this->set(data_, buffer_size); - this->clear(); - } - } - ~iterator_buffer() { flush(); } - - auto out() -> T * - { - flush(); - return out_; - } - auto count() const -> size_t { return fixed_buffer_traits::count() + this->size(); } -}; - -template <typename T> -class iterator_buffer<T *, T> final : public buffer<T> -{ -protected: - FMT_CONSTEXPR20 void grow(size_t) override {} - -public: - explicit iterator_buffer(T *out, size_t = 0) : buffer<T>(out, 0, ~size_t()) {} - - auto out() -> T * { return &*this->end(); } -}; - -// A buffer that writes to a container with the contiguous storage. -template <typename Container> -class iterator_buffer< - std::back_insert_iterator<Container>, - enable_if_t<is_contiguous<Container>::value, typename Container::value_type>> - final : public buffer<typename Container::value_type> -{ -private: - Container &container_; - -protected: - FMT_CONSTEXPR20 void grow(size_t capacity) override - { - container_.resize(capacity); - this->set(&container_[0], capacity); - } - -public: - explicit iterator_buffer(Container &c) : buffer<typename Container::value_type>(c.size()), container_(c) {} - explicit iterator_buffer(std::back_insert_iterator<Container> out, size_t = 0) : iterator_buffer(get_container(out)) - { - } - - auto out() -> std::back_insert_iterator<Container> { return std::back_inserter(container_); } -}; - -// A buffer that counts the number of code units written discarding the output. -template <typename T = char> -class counting_buffer final : public buffer<T> -{ -private: - enum - { - buffer_size = 256 - }; - T data_[buffer_size]; - size_t count_ = 0; - -protected: - FMT_CONSTEXPR20 void grow(size_t) override - { - if(this->size() != buffer_size) - return; - count_ += this->size(); - this->clear(); - } - -public: - counting_buffer() : buffer<T>(data_, 0, buffer_size) {} - - auto count() -> size_t { return count_ + this->size(); } -}; - -template <typename T> -using buffer_appender = conditional_t<std::is_same<T, char>::value, appender, std::back_insert_iterator<buffer<T>>>; - -// Maps an output iterator to a buffer. -template <typename T, typename OutputIt> -auto get_buffer(OutputIt out) -> iterator_buffer<OutputIt, T> -{ - return iterator_buffer<OutputIt, T>(out); -} - -template <typename Buffer> -auto get_iterator(Buffer &buf) -> decltype(buf.out()) -{ - return buf.out(); -} -template <typename T> -auto get_iterator(buffer<T> &buf) -> buffer_appender<T> -{ - return buffer_appender<T>(buf); -} - -template <typename T, typename Char = char, typename Enable = void> -struct fallback_formatter -{ - fallback_formatter() = delete; -}; - -// Specifies if T has an enabled fallback_formatter specialization. -template <typename T, typename Char> -using has_fallback_formatter = -#ifdef FMT_DEPRECATED_OSTREAM - std::is_constructible<fallback_formatter<T, Char>>; -#else - std::false_type; -#endif - -struct view -{ -}; - -template <typename Char, typename T> -struct named_arg : view -{ - const Char *name; - const T &value; - named_arg(const Char *n, const T &v) : name(n), value(v) {} -}; - -template <typename Char> -struct named_arg_info -{ - const Char *name; - int id; -}; - -template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> -struct arg_data -{ - // args_[0].named_args points to named_args_ to avoid bloating format_args. - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[1 + (NUM_ARGS != 0 ? NUM_ARGS : +1)]; - named_arg_info<Char> named_args_[NUM_NAMED_ARGS]; - - template <typename... U> - arg_data(const U &...init) : args_{T(named_args_, NUM_NAMED_ARGS), init...} - { - } - arg_data(const arg_data &other) = delete; - auto args() const -> const T * { return args_ + 1; } - auto named_args() -> named_arg_info<Char> * { return named_args_; } -}; - -template <typename T, typename Char, size_t NUM_ARGS> -struct arg_data<T, Char, NUM_ARGS, 0> -{ - // +1 to workaround a bug in gcc 7.5 that causes duplicated-branches warning. - T args_[NUM_ARGS != 0 ? NUM_ARGS : +1]; - - template <typename... U> - FMT_CONSTEXPR FMT_INLINE arg_data(const U &...init) : args_{init...} - { - } - FMT_CONSTEXPR FMT_INLINE auto args() const -> const T * { return args_; } - FMT_CONSTEXPR FMT_INLINE auto named_args() -> std::nullptr_t { return nullptr; } -}; - -template <typename Char> -inline void init_named_args(named_arg_info<Char> *, int, int) -{ -} - -template <typename T> -struct is_named_arg : std::false_type -{ -}; -template <typename T> -struct is_statically_named_arg : std::false_type -{ -}; - -template <typename T, typename Char> -struct is_named_arg<named_arg<Char, T>> : std::true_type -{ -}; - -template <typename Char, typename T, typename... Tail, FMT_ENABLE_IF(!is_named_arg<T>::value)> -void init_named_args( - named_arg_info<Char> *named_args, - int arg_count, - int named_arg_count, - const T &, - const Tail &...args) -{ - init_named_args(named_args, arg_count + 1, named_arg_count, args...); -} - -template <typename Char, typename T, typename... Tail, FMT_ENABLE_IF(is_named_arg<T>::value)> -void init_named_args( - named_arg_info<Char> *named_args, - int arg_count, - int named_arg_count, - const T &arg, - const Tail &...args) -{ - named_args[named_arg_count++] = {arg.name, arg_count}; - init_named_args(named_args, arg_count + 1, named_arg_count, args...); -} - -template <typename... Args> -FMT_CONSTEXPR FMT_INLINE void init_named_args(std::nullptr_t, int, int, const Args &...) -{ -} - -template <bool B = false> -constexpr auto count() -> size_t -{ - return B ? 1 : 0; -} -template <bool B1, bool B2, bool... Tail> -constexpr auto count() -> size_t -{ - return (B1 ? 1 : 0) + count<B2, Tail...>(); -} - -template <typename... Args> -constexpr auto count_named_args() -> size_t -{ - return count<is_named_arg<Args>::value...>(); -} - -template <typename... Args> -constexpr auto count_statically_named_args() -> size_t -{ - return count<is_statically_named_arg<Args>::value...>(); -} - -struct unformattable -{ -}; -struct unformattable_char : unformattable -{ -}; -struct unformattable_const : unformattable -{ -}; -struct unformattable_pointer : unformattable -{ -}; - -template <typename Char> -struct string_value -{ - const Char *data; - size_t size; -}; - -template <typename Char> -struct named_arg_value -{ - const named_arg_info<Char> *data; - size_t size; -}; - -template <typename Context> -struct custom_value -{ - using parse_context = typename Context::parse_context_type; - void *value; - void (*format)(void *arg, parse_context &parse_ctx, Context &ctx); -}; - -// A formatting argument value. -template <typename Context> -class value -{ -public: - using char_type = typename Context::char_type; - - union - { - monostate no_value; - int int_value; - unsigned uint_value; - long long long_long_value; - unsigned long long ulong_long_value; - int128_opt int128_value; - uint128_opt uint128_value; - bool bool_value; - char_type char_value; - float float_value; - double double_value; - long double long_double_value; - const void *pointer; - string_value<char_type> string; - custom_value<Context> custom; - named_arg_value<char_type> named_args; - }; - - constexpr FMT_INLINE value() : no_value() {} - constexpr FMT_INLINE value(int val) : int_value(val) {} - constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} - constexpr FMT_INLINE value(long long val) : long_long_value(val) {} - constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} - FMT_INLINE value(int128_opt val) : int128_value(val) {} - FMT_INLINE value(uint128_opt val) : uint128_value(val) {} - constexpr FMT_INLINE value(float val) : float_value(val) {} - constexpr FMT_INLINE value(double val) : double_value(val) {} - FMT_INLINE value(long double val) : long_double_value(val) {} - constexpr FMT_INLINE value(bool val) : bool_value(val) {} - constexpr FMT_INLINE value(char_type val) : char_value(val) {} - FMT_CONSTEXPR FMT_INLINE value(const char_type *val) - { - string.data = val; - if(is_constant_evaluated()) - string.size = {}; - } - FMT_CONSTEXPR FMT_INLINE value(basic_string_view<char_type> val) - { - string.data = val.data(); - string.size = val.size(); - } - FMT_INLINE value(const void *val) : pointer(val) {} - FMT_INLINE value(const named_arg_info<char_type> *args, size_t size) : named_args{args, size} {} - - template <typename T> - FMT_CONSTEXPR FMT_INLINE value(T &val) - { - using value_type = remove_cvref_t<T>; - custom.value = const_cast<value_type *>(&val); - // Get the formatter type through the context to allow different contexts - // have different extension points, e.g. `formatter<T>` for `format` and - // `printf_formatter<T>` for `printf`. - custom.format = format_custom_arg< - value_type, - conditional_t< - has_formatter<value_type, Context>::value, - typename Context::template formatter_type<value_type>, - fallback_formatter<value_type, char_type>>>; - } - value(unformattable); - value(unformattable_char); - value(unformattable_const); - value(unformattable_pointer); - -private: - // Formats an argument of a custom type, such as a user-defined class. - template <typename T, typename Formatter> - static void format_custom_arg(void *arg, typename Context::parse_context_type &parse_ctx, Context &ctx) - { - auto f = Formatter(); - parse_ctx.advance_to(f.parse(parse_ctx)); - using qualified_type = conditional_t<has_const_formatter<T, Context>(), const T, T>; - ctx.advance_to(f.format(*static_cast<qualified_type *>(arg), ctx)); - } -}; - -template <typename Context, typename T> -FMT_CONSTEXPR auto make_arg(T &&value) -> basic_format_arg<Context>; - -// To minimize the number of types we need to deal with, long is translated -// either to int or to long long depending on its size. -enum -{ - long_short = sizeof(long) == sizeof(int) -}; -using long_type = conditional_t<long_short, int, long long>; -using ulong_type = conditional_t<long_short, unsigned, unsigned long long>; - -#ifdef __cpp_lib_byte -inline auto format_as(std::byte b) -> unsigned char -{ - return static_cast<unsigned char>(b); -} -#endif - -template <typename T> -struct has_format_as -{ - template < - typename U, - typename V = decltype(format_as(U())), - FMT_ENABLE_IF(std::is_enum<U>::value &&std::is_integral<V>::value)> - static auto check(U *) -> std::true_type; - static auto check(...) -> std::false_type; - - enum - { - value = decltype(check(static_cast<T *>(nullptr)))::value - }; -}; - -// Maps formatting arguments to core types. -// arg_mapper reports errors by returning unformattable instead of using -// static_assert because it's used in the is_formattable trait. -template <typename Context> -struct arg_mapper -{ - using char_type = typename Context::char_type; - - FMT_CONSTEXPR FMT_INLINE auto map(signed char val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned char val) -> unsigned { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(short val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned short val) -> unsigned { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(int val) -> int { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned val) -> unsigned { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(long val) -> long_type { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned long val) -> ulong_type { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(long long val) -> long long { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(unsigned long long val) -> unsigned long long { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } - - template <typename T, FMT_ENABLE_IF(std::is_same<T, char>::value || std::is_same<T, char_type>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(T val) -> char_type - { - return val; - } - template < - typename T, - enable_if_t< - (std::is_same<T, wchar_t>::value || -#ifdef __cpp_char8_t - std::is_same<T, char8_t>::value || -#endif - std::is_same<T, char16_t>::value || std::is_same<T, char32_t>::value) && - !std::is_same<T, char_type>::value, - int> = 0> - FMT_CONSTEXPR FMT_INLINE auto map(T) -> unformattable_char - { - return {}; - } - - FMT_CONSTEXPR FMT_INLINE auto map(float val) -> float - { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(double val) -> double - { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(long double val) -> long double - { - return val; - } - - FMT_CONSTEXPR FMT_INLINE auto map(char_type *val) -> const char_type * - { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(const char_type *val) -> const char_type * - { - return val; - } - template < - typename T, - FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && std::is_same<char_type, char_t<T>>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> basic_string_view<char_type> - { - return to_string_view(val); - } - template < - typename T, - FMT_ENABLE_IF(is_string<T>::value && !std::is_pointer<T>::value && !std::is_same<char_type, char_t<T>>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T &) -> unformattable_char - { - return {}; - } - template < - typename T, - FMT_ENABLE_IF( - std::is_convertible<T, basic_string_view<char_type>>::value && !is_string<T>::value && - !has_formatter<T, Context>::value && !has_fallback_formatter<T, char_type>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> basic_string_view<char_type> - { - return basic_string_view<char_type>(val); - } - template < - typename T, - FMT_ENABLE_IF( - std::is_convertible<T, std_string_view<char_type>>::value && - !std::is_convertible<T, basic_string_view<char_type>>::value && !is_string<T>::value && - !has_formatter<T, Context>::value && !has_fallback_formatter<T, char_type>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> basic_string_view<char_type> - { - return std_string_view<char_type>(val); - } - - FMT_CONSTEXPR FMT_INLINE auto map(void *val) -> const void * - { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(const void *val) -> const void * - { - return val; - } - FMT_CONSTEXPR FMT_INLINE auto map(std::nullptr_t val) -> const void * - { - return val; - } - - // We use SFINAE instead of a const T* parameter to avoid conflicting with - // the C array overload. - template < - typename T, - FMT_ENABLE_IF( - std::is_pointer<T>::value || std::is_member_pointer<T>::value || - std::is_function<typename std::remove_pointer<T>::type>::value || - (std::is_convertible<const T &, const void *>::value && - !std::is_convertible<const T &, const char_type *>::value && !has_formatter<T, Context>::value))> - FMT_CONSTEXPR auto map(const T &) -> unformattable_pointer - { - return {}; - } - - template <typename T, std::size_t N, FMT_ENABLE_IF(!std::is_same<T, wchar_t>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T (&values)[N]) -> const T (&)[N] - { - return values; - } - - template < - typename T, - FMT_ENABLE_IF( - std::is_enum<T>::value &&std::is_convertible<T, int>::value && !has_format_as<T>::value && - !has_formatter<T, Context>::value && !has_fallback_formatter<T, char_type>::value)> - FMT_DEPRECATED FMT_CONSTEXPR FMT_INLINE auto map(const T &val) - -> decltype(std::declval<arg_mapper>().map(static_cast<underlying_t<T>>(val))) - { - return map(static_cast<underlying_t<T>>(val)); - } - - template <typename T, FMT_ENABLE_IF(has_format_as<T>::value && !has_formatter<T, Context>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T &val) -> decltype(std::declval<arg_mapper>().map(format_as(T()))) - { - return map(format_as(val)); - } - - template <typename T, typename U = remove_cvref_t<T>> - struct formattable : bool_constant< - has_const_formatter<U, Context>() || !std::is_const<remove_reference_t<T>>::value || - has_fallback_formatter<U, char_type>::value> - { - }; - -#if(FMT_MSC_VERSION != 0 && FMT_MSC_VERSION < 1910) || FMT_ICC_VERSION != 0 || defined(__NVCC__) - // Workaround a bug in MSVC and Intel (Issue 2746). - template <typename T> - FMT_CONSTEXPR FMT_INLINE auto do_map(T &&val) -> T & - { - return val; - } -#else - template <typename T, FMT_ENABLE_IF(formattable<T>::value)> - FMT_CONSTEXPR FMT_INLINE auto do_map(T &&val) -> T & - { - return val; - } - template <typename T, FMT_ENABLE_IF(!formattable<T>::value)> - FMT_CONSTEXPR FMT_INLINE auto do_map(T &&) -> unformattable_const - { - return {}; - } -#endif - - template < - typename T, - typename U = remove_cvref_t<T>, - FMT_ENABLE_IF( - !is_string<U>::value && !is_char<U>::value && !std::is_array<U>::value && !std::is_pointer<U>::value && - !has_format_as<U>::value && - (has_formatter<U, Context>::value || has_fallback_formatter<U, char_type>::value))> - FMT_CONSTEXPR FMT_INLINE auto map(T &&val) -> decltype(this->do_map(std::forward<T>(val))) - { - return do_map(std::forward<T>(val)); - } - - template <typename T, FMT_ENABLE_IF(is_named_arg<T>::value)> - FMT_CONSTEXPR FMT_INLINE auto map(const T &named_arg) -> decltype(std::declval<arg_mapper>().map(named_arg.value)) - { - return map(named_arg.value); - } - - auto map(...) -> unformattable - { - return {}; - } -}; - -// A type constant after applying arg_mapper<Context>. -template <typename T, typename Context> -using mapped_type_constant = - type_constant<decltype(arg_mapper<Context>().map(std::declval<const T &>())), typename Context::char_type>; - -enum -{ - packed_arg_bits = 4 -}; -// Maximum number of arguments with packed types. -enum -{ - max_packed_args = 62 / packed_arg_bits -}; -enum : unsigned long long -{ - is_unpacked_bit = 1ULL << 63 -}; -enum : unsigned long long -{ - has_named_args_bit = 1ULL << 62 -}; - -FMT_END_DETAIL_NAMESPACE - -// An output iterator that appends to a buffer. -// It is used to reduce symbol sizes for the common case. -class appender : public std::back_insert_iterator<detail::buffer<char>> -{ - using base = std::back_insert_iterator<detail::buffer<char>>; - - template <typename T> - friend auto get_buffer(appender out) -> detail::buffer<char> & - { - return detail::get_container(out); - } - -public: - using std::back_insert_iterator<detail::buffer<char>>::back_insert_iterator; - appender(base it) noexcept : base(it) {} - FMT_UNCHECKED_ITERATOR(appender); - - auto operator++() noexcept -> appender & { return *this; } - auto operator++(int) noexcept -> appender { return *this; } -}; - -// A formatting argument. It is a trivially copyable/constructible type to -// allow storage in basic_memory_buffer. -template <typename Context> -class basic_format_arg -{ -private: - detail::value<Context> value_; - detail::type type_; - - template <typename ContextType, typename T> - friend FMT_CONSTEXPR auto detail::make_arg(T &&value) -> basic_format_arg<ContextType>; - - template <typename Visitor, typename Ctx> - friend FMT_CONSTEXPR auto visit_format_arg(Visitor &&vis, const basic_format_arg<Ctx> &arg) -> decltype(vis(0)); - - friend class basic_format_args<Context>; - friend class dynamic_format_arg_store<Context>; - - using char_type = typename Context::char_type; - - template <typename T, typename Char, size_t NUM_ARGS, size_t NUM_NAMED_ARGS> - friend struct detail::arg_data; - - basic_format_arg(const detail::named_arg_info<char_type> *args, size_t size) : value_(args, size) {} - -public: - class handle - { - public: - explicit handle(detail::custom_value<Context> custom) : custom_(custom) {} - - void format(typename Context::parse_context_type &parse_ctx, Context &ctx) const - { - custom_.format(custom_.value, parse_ctx, ctx); - } - - private: - detail::custom_value<Context> custom_; - }; - - constexpr basic_format_arg() : type_(detail::type::none_type) {} - - constexpr explicit operator bool() const noexcept { return type_ != detail::type::none_type; } - - auto type() const -> detail::type { return type_; } - - auto is_integral() const -> bool { return detail::is_integral_type(type_); } - auto is_arithmetic() const -> bool { return detail::is_arithmetic_type(type_); } -}; - -/** - \rst - Visits an argument dispatching to the appropriate visit method based on - the argument type. For example, if the argument type is ``double`` then - ``vis(value)`` will be called with the value of type ``double``. - \endrst - */ -template <typename Visitor, typename Context> -FMT_CONSTEXPR FMT_INLINE auto visit_format_arg(Visitor &&vis, const basic_format_arg<Context> &arg) -> decltype(vis(0)) -{ - switch(arg.type_) - { - case detail::type::none_type: - break; - case detail::type::int_type: - return vis(arg.value_.int_value); - case detail::type::uint_type: - return vis(arg.value_.uint_value); - case detail::type::long_long_type: - return vis(arg.value_.long_long_value); - case detail::type::ulong_long_type: - return vis(arg.value_.ulong_long_value); - case detail::type::int128_type: - return vis(detail::convert_for_visit(arg.value_.int128_value)); - case detail::type::uint128_type: - return vis(detail::convert_for_visit(arg.value_.uint128_value)); - case detail::type::bool_type: - return vis(arg.value_.bool_value); - case detail::type::char_type: - return vis(arg.value_.char_value); - case detail::type::float_type: - return vis(arg.value_.float_value); - case detail::type::double_type: - return vis(arg.value_.double_value); - case detail::type::long_double_type: - return vis(arg.value_.long_double_value); - case detail::type::cstring_type: - return vis(arg.value_.string.data); - case detail::type::string_type: - using sv = basic_string_view<typename Context::char_type>; - return vis(sv(arg.value_.string.data, arg.value_.string.size)); - case detail::type::pointer_type: - return vis(arg.value_.pointer); - case detail::type::custom_type: - return vis(typename basic_format_arg<Context>::handle(arg.value_.custom)); - } - return vis(monostate()); -} - -FMT_BEGIN_DETAIL_NAMESPACE - -template <typename Char, typename InputIt> -auto copy_str(InputIt begin, InputIt end, appender out) -> appender -{ - get_container(out).append(begin, end); - return out; -} - -template <typename Char, typename R, typename OutputIt> -FMT_CONSTEXPR auto copy_str(R &&rng, OutputIt out) -> OutputIt -{ - return detail::copy_str<Char>(rng.begin(), rng.end(), out); -} - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 500 -// A workaround for gcc 4.8 to make void_t work in a SFINAE context. -template <typename... Ts> -struct void_t_impl -{ - using type = void; -}; -template <typename... Ts> -using void_t = typename detail::void_t_impl<Ts...>::type; -#else -template <typename...> -using void_t = void; -#endif - -template <typename It, typename T, typename Enable = void> -struct is_output_iterator : std::false_type -{ -}; - -template <typename It, typename T> -struct is_output_iterator< - It, - T, - void_t<typename std::iterator_traits<It>::iterator_category, decltype(*std::declval<It>() = std::declval<T>())>> - : std::true_type -{ -}; - -template <typename OutputIt> -struct is_back_insert_iterator : std::false_type -{ -}; -template <typename Container> -struct is_back_insert_iterator<std::back_insert_iterator<Container>> : std::true_type -{ -}; - -template <typename OutputIt> -struct is_contiguous_back_insert_iterator : std::false_type -{ -}; -template <typename Container> -struct is_contiguous_back_insert_iterator<std::back_insert_iterator<Container>> : is_contiguous<Container> -{ -}; -template <> -struct is_contiguous_back_insert_iterator<appender> : std::true_type -{ -}; - -// A type-erased reference to an std::locale to avoid a heavy <locale> include. -class locale_ref -{ -private: - const void *locale_; // A type-erased pointer to std::locale. - -public: - constexpr locale_ref() : locale_(nullptr) {} - template <typename Locale> - explicit locale_ref(const Locale &loc); - - explicit operator bool() const noexcept { return locale_ != nullptr; } - - template <typename Locale> - auto get() const -> Locale; -}; - -template <typename> -constexpr auto encode_types() -> unsigned long long -{ - return 0; -} - -template <typename Context, typename Arg, typename... Args> -constexpr auto encode_types() -> unsigned long long -{ - return static_cast<unsigned>(mapped_type_constant<Arg, Context>::value) | - (encode_types<Context, Args...>() << packed_arg_bits); -} - -template <typename Context, typename T> -FMT_CONSTEXPR FMT_INLINE auto make_value(T &&val) -> value<Context> -{ - const auto &arg = arg_mapper<Context>().map(FMT_FORWARD(val)); - - constexpr bool formattable_char = !std::is_same<decltype(arg), const unformattable_char &>::value; - static_assert(formattable_char, "Mixing character types is disallowed."); - - constexpr bool formattable_const = !std::is_same<decltype(arg), const unformattable_const &>::value; - static_assert(formattable_const, "Cannot format a const argument."); - - // Formatting of arbitrary pointers is disallowed. If you want to output - // a pointer cast it to "void *" or "const void *". In particular, this - // forbids formatting of "[const] volatile char *" which is printed as bool - // by iostreams. - constexpr bool formattable_pointer = !std::is_same<decltype(arg), const unformattable_pointer &>::value; - static_assert(formattable_pointer, "Formatting of non-void pointers is disallowed."); - - constexpr bool formattable = !std::is_same<decltype(arg), const unformattable &>::value; - static_assert( - formattable, - "Cannot format an argument. To make type T formattable provide a " - "formatter<T> specialization: https://fmt.dev/latest/api.html#udt"); - return {arg}; -} - -template <typename Context, typename T> -FMT_CONSTEXPR auto make_arg(T &&value) -> basic_format_arg<Context> -{ - basic_format_arg<Context> arg; - arg.type_ = mapped_type_constant<T, Context>::value; - arg.value_ = make_value<Context>(value); - return arg; -} - -// The type template parameter is there to avoid an ODR violation when using -// a fallback formatter in one translation unit and an implicit conversion in -// another (not recommended). -template <bool IS_PACKED, typename Context, type, typename T, FMT_ENABLE_IF(IS_PACKED)> -FMT_CONSTEXPR FMT_INLINE auto make_arg(T &&val) -> value<Context> -{ - return make_value<Context>(val); -} - -template <bool IS_PACKED, typename Context, type, typename T, FMT_ENABLE_IF(!IS_PACKED)> -FMT_CONSTEXPR inline auto make_arg(T &&value) -> basic_format_arg<Context> -{ - return make_arg<Context>(value); -} -FMT_END_DETAIL_NAMESPACE - -// Formatting context. -template <typename OutputIt, typename Char> -class basic_format_context -{ -public: - /** The character type for the output. */ - using char_type = Char; - -private: - OutputIt out_; - basic_format_args<basic_format_context> args_; - detail::locale_ref loc_; - -public: - using iterator = OutputIt; - using format_arg = basic_format_arg<basic_format_context>; - using parse_context_type = basic_format_parse_context<Char>; - template <typename T> - using formatter_type = formatter<T, char_type>; - - basic_format_context(basic_format_context &&) = default; - basic_format_context(const basic_format_context &) = delete; - void operator=(const basic_format_context &) = delete; - /** - Constructs a ``basic_format_context`` object. References to the arguments are - stored in the object so make sure they have appropriate lifetimes. - */ - constexpr basic_format_context( - OutputIt out, - basic_format_args<basic_format_context> ctx_args, - detail::locale_ref loc = detail::locale_ref()) : - out_(out), args_(ctx_args), loc_(loc) - { - } - - constexpr auto arg(int id) const -> format_arg { return args_.get(id); } - FMT_CONSTEXPR auto arg(basic_string_view<char_type> name) -> format_arg { return args_.get(name); } - FMT_CONSTEXPR auto arg_id(basic_string_view<char_type> name) -> int { return args_.get_id(name); } - auto args() const -> const basic_format_args<basic_format_context> &{ return args_; } - - FMT_CONSTEXPR auto error_handler() -> detail::error_handler { return {}; } - void on_error(const char *message) { error_handler().on_error(message); } - - // Returns an iterator to the beginning of the output range. - FMT_CONSTEXPR auto out() -> iterator { return out_; } - - // Advances the begin iterator to ``it``. - void advance_to(iterator it) - { - if(!detail::is_back_insert_iterator<iterator>()) - out_ = it; - } - - FMT_CONSTEXPR auto locale() -> detail::locale_ref { return loc_; } -}; - -template <typename Char> -using buffer_context = basic_format_context<detail::buffer_appender<Char>, Char>; -using format_context = buffer_context<char>; - -// Workaround an alias issue: https://stackoverflow.com/q/62767544/471164. -#define FMT_BUFFER_CONTEXT(Char) basic_format_context<detail::buffer_appender<Char>, Char> - -template <typename T, typename Char = char> -using is_formattable = bool_constant< - !std::is_base_of< - detail::unformattable, - decltype(detail::arg_mapper<buffer_context<Char>>().map(std::declval<T>()))>::value && - !detail::has_fallback_formatter<T, Char>::value>; - -/** - \rst - An array of references to arguments. It can be implicitly converted into - `~fmt::basic_format_args` for passing into type-erased formatting functions - such as `~fmt::vformat`. - \endrst - */ -template <typename Context, typename... Args> -class format_arg_store -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - // Workaround a GCC template argument substitution bug. - : public basic_format_args<Context> -#endif -{ -private: - static const size_t num_args = sizeof...(Args); - static const size_t num_named_args = detail::count_named_args<Args...>(); - static const bool is_packed = num_args <= detail::max_packed_args; - - using value_type = conditional_t<is_packed, detail::value<Context>, basic_format_arg<Context>>; - - detail::arg_data<value_type, typename Context::char_type, num_args, num_named_args> data_; - - friend class basic_format_args<Context>; - - static constexpr unsigned long long desc = - (is_packed ? detail::encode_types<Context, Args...>() : detail::is_unpacked_bit | num_args) | - (num_named_args != 0 ? static_cast<unsigned long long>(detail::has_named_args_bit) : 0); - -public: - template <typename... T> - FMT_CONSTEXPR FMT_INLINE format_arg_store(T &&...args) : -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 - basic_format_args<Context>(*this), -#endif - data_{detail::make_arg<is_packed, Context, detail::mapped_type_constant<remove_cvref_t<T>, Context>::value>( - FMT_FORWARD(args))...} - { - detail::init_named_args(data_.named_args(), 0, 0, args...); - } -}; - -/** - \rst - Constructs a `~fmt::format_arg_store` object that contains references to - arguments and can be implicitly converted to `~fmt::format_args`. `Context` - can be omitted in which case it defaults to `~fmt::context`. - See `~fmt::arg` for lifetime considerations. - \endrst - */ -template <typename Context = format_context, typename... Args> -constexpr auto make_format_args(Args &&...args) -> format_arg_store<Context, remove_cvref_t<Args>...> -{ - return {FMT_FORWARD(args)...}; -} - -/** - \rst - Returns a named argument to be used in a formatting function. - It should only be used in a call to a formatting function or - `dynamic_format_arg_store::push_back`. - - **Example**:: - - fmt::print("Elapsed time: {s:.2f} seconds", fmt::arg("s", 1.23)); - \endrst - */ -template <typename Char, typename T> -inline auto arg(const Char *name, const T &arg) -> detail::named_arg<Char, T> -{ - static_assert(!detail::is_named_arg<T>(), "nested named arguments"); - return {name, arg}; -} - -/** - \rst - A view of a collection of formatting arguments. To avoid lifetime issues it - should only be used as a parameter type in type-erased functions such as - ``vformat``:: - - void vlog(string_view format_str, format_args args); // OK - format_args args = make_format_args(42); // Error: dangling reference - \endrst - */ -template <typename Context> -class basic_format_args -{ -public: - using size_type = int; - using format_arg = basic_format_arg<Context>; - -private: - // A descriptor that contains information about formatting arguments. - // If the number of arguments is less or equal to max_packed_args then - // argument types are passed in the descriptor. This reduces binary code size - // per formatting function call. - unsigned long long desc_; - union - { - // If is_packed() returns true then argument values are stored in values_; - // otherwise they are stored in args_. This is done to improve cache - // locality and reduce compiled code size since storing larger objects - // may require more code (at least on x86-64) even if the same amount of - // data is actually copied to stack. It saves ~10% on the bloat test. - const detail::value<Context> *values_; - const format_arg *args_; - }; - - constexpr auto is_packed() const -> bool { return (desc_ & detail::is_unpacked_bit) == 0; } - auto has_named_args() const -> bool { return (desc_ & detail::has_named_args_bit) != 0; } - - FMT_CONSTEXPR auto type(int index) const -> detail::type - { - int shift = index * detail::packed_arg_bits; - unsigned int mask = (1 << detail::packed_arg_bits) - 1; - return static_cast<detail::type>((desc_ >> shift) & mask); - } - - constexpr FMT_INLINE basic_format_args(unsigned long long desc, const detail::value<Context> *values) : - desc_(desc), values_(values) - { - } - constexpr basic_format_args(unsigned long long desc, const format_arg *args) : desc_(desc), args_(args) {} - -public: - constexpr basic_format_args() : desc_(0), args_(nullptr) {} - - /** - \rst - Constructs a `basic_format_args` object from `~fmt::format_arg_store`. - \endrst - */ - template <typename... Args> - constexpr FMT_INLINE basic_format_args(const format_arg_store<Context, Args...> &store) : - basic_format_args(format_arg_store<Context, Args...>::desc, store.data_.args()) - { - } - - /** - \rst - Constructs a `basic_format_args` object from - `~fmt::dynamic_format_arg_store`. - \endrst - */ - constexpr FMT_INLINE basic_format_args(const dynamic_format_arg_store<Context> &store) : - basic_format_args(store.get_types(), store.data()) - { - } - - /** - \rst - Constructs a `basic_format_args` object from a dynamic set of arguments. - \endrst - */ - constexpr basic_format_args(const format_arg *args, int count) : - basic_format_args(detail::is_unpacked_bit | detail::to_unsigned(count), args) - { - } - - /** Returns the argument with the specified id. */ - FMT_CONSTEXPR auto get(int id) const -> format_arg - { - format_arg arg; - if(!is_packed()) - { - if(id < max_size()) - arg = args_[id]; - return arg; - } - if(id >= detail::max_packed_args) - return arg; - arg.type_ = type(id); - if(arg.type_ == detail::type::none_type) - return arg; - arg.value_ = values_[id]; - return arg; - } - - template <typename Char> - auto get(basic_string_view<Char> name) const -> format_arg - { - int id = get_id(name); - return id >= 0 ? get(id) : format_arg(); - } - - template <typename Char> - auto get_id(basic_string_view<Char> name) const -> int - { - if(!has_named_args()) - return -1; - const auto &named_args = (is_packed() ? values_[-1] : args_[-1].value_).named_args; - for(size_t i = 0; i < named_args.size; ++i) - { - if(named_args.data[i].name == name) - return named_args.data[i].id; - } - return -1; - } - - auto max_size() const -> int - { - unsigned long long max_packed = detail::max_packed_args; - return static_cast<int>(is_packed() ? max_packed : desc_ & ~detail::is_unpacked_bit); - } -}; - -/** An alias to ``basic_format_args<format_context>``. */ -// A separate type would result in shorter symbols but break ABI compatibility -// between clang and gcc on ARM (#1919). -using format_args = basic_format_args<format_context>; - -// We cannot use enum classes as bit fields because of a gcc bug, so we put them -// in namespaces instead (https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414). -// Additionally, if an underlying type is specified, older gcc incorrectly warns -// that the type is too small. Both bugs are fixed in gcc 9.3. -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 -#define FMT_ENUM_UNDERLYING_TYPE(type) -#else -#define FMT_ENUM_UNDERLYING_TYPE(type) : type -#endif -namespace align -{ -enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, left, right, center, numeric}; -} -using align_t = align::type; -namespace sign -{ -enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char){none, minus, plus, space}; -} -using sign_t = sign::type; - -FMT_BEGIN_DETAIL_NAMESPACE - -// Workaround an array initialization issue in gcc 4.8. -template <typename Char> -struct fill_t -{ -private: - enum - { - max_size = 4 - }; - Char data_[max_size] = {Char(' '), Char(0), Char(0), Char(0)}; - unsigned char size_ = 1; - -public: - FMT_CONSTEXPR void operator=(basic_string_view<Char> s) - { - auto size = s.size(); - if(size > max_size) - return throw_format_error("invalid fill"); - for(size_t i = 0; i < size; ++i) - data_[i] = s[i]; - size_ = static_cast<unsigned char>(size); - } - - constexpr auto size() const -> size_t { return size_; } - constexpr auto data() const -> const Char * { return data_; } - - FMT_CONSTEXPR auto operator[](size_t index) -> Char & { return data_[index]; } - FMT_CONSTEXPR auto operator[](size_t index) const -> const Char & { return data_[index]; } -}; -FMT_END_DETAIL_NAMESPACE - -enum class presentation_type : unsigned char -{ - none, - // Integer types should go first, - dec, // 'd' - oct, // 'o' - hex_lower, // 'x' - hex_upper, // 'X' - bin_lower, // 'b' - bin_upper, // 'B' - hexfloat_lower, // 'a' - hexfloat_upper, // 'A' - exp_lower, // 'e' - exp_upper, // 'E' - fixed_lower, // 'f' - fixed_upper, // 'F' - general_lower, // 'g' - general_upper, // 'G' - chr, // 'c' - string, // 's' - pointer, // 'p' - debug // '?' -}; - -// Format specifiers for built-in and string types. -template <typename Char> -struct basic_format_specs -{ - int width; - int precision; - presentation_type type; - align_t align : 4; - sign_t sign : 3; - bool alt : 1; // Alternate form ('#'). - bool localized : 1; - detail::fill_t<Char> fill; - - constexpr basic_format_specs() : - width(0), - precision(-1), - type(presentation_type::none), - align(align::none), - sign(sign::none), - alt(false), - localized(false) - { - } -}; - -using format_specs = basic_format_specs<char>; - -FMT_BEGIN_DETAIL_NAMESPACE - -enum class arg_id_kind -{ - none, - index, - name -}; - -// An argument reference. -template <typename Char> -struct arg_ref -{ - FMT_CONSTEXPR arg_ref() : kind(arg_id_kind::none), val() {} - - FMT_CONSTEXPR explicit arg_ref(int index) : kind(arg_id_kind::index), val(index) {} - FMT_CONSTEXPR explicit arg_ref(basic_string_view<Char> name) : kind(arg_id_kind::name), val(name) {} - - FMT_CONSTEXPR auto operator=(int idx) -> arg_ref & - { - kind = arg_id_kind::index; - val.index = idx; - return *this; - } - - arg_id_kind kind; - union value - { - FMT_CONSTEXPR value(int id = 0) : index{id} {} - FMT_CONSTEXPR value(basic_string_view<Char> n) : name(n) {} - - int index; - basic_string_view<Char> name; - } val; -}; - -// Format specifiers with width and precision resolved at formatting rather -// than parsing time to allow re-using the same parsed specifiers with -// different sets of arguments (precompilation of format strings). -template <typename Char> -struct dynamic_format_specs : basic_format_specs<Char> -{ - arg_ref<Char> width_ref; - arg_ref<Char> precision_ref; -}; - -struct auto_id -{ -}; - -// A format specifier handler that sets fields in basic_format_specs. -template <typename Char> -class specs_setter -{ -protected: - basic_format_specs<Char> &specs_; - -public: - explicit FMT_CONSTEXPR specs_setter(basic_format_specs<Char> &specs) : specs_(specs) {} - - FMT_CONSTEXPR specs_setter(const specs_setter &other) : specs_(other.specs_) {} - - FMT_CONSTEXPR void on_align(align_t align) { specs_.align = align; } - FMT_CONSTEXPR void on_fill(basic_string_view<Char> fill) { specs_.fill = fill; } - FMT_CONSTEXPR void on_sign(sign_t s) { specs_.sign = s; } - FMT_CONSTEXPR void on_hash() { specs_.alt = true; } - FMT_CONSTEXPR void on_localized() { specs_.localized = true; } - - FMT_CONSTEXPR void on_zero() - { - if(specs_.align == align::none) - specs_.align = align::numeric; - specs_.fill[0] = Char('0'); - } - - FMT_CONSTEXPR void on_width(int width) { specs_.width = width; } - FMT_CONSTEXPR void on_precision(int precision) { specs_.precision = precision; } - FMT_CONSTEXPR void end_precision() {} - - FMT_CONSTEXPR void on_type(presentation_type type) { specs_.type = type; } -}; - -// Format spec handler that saves references to arguments representing dynamic -// width and precision to be resolved at formatting time. -template <typename ParseContext> -class dynamic_specs_handler : public specs_setter<typename ParseContext::char_type> -{ -public: - using char_type = typename ParseContext::char_type; - - FMT_CONSTEXPR dynamic_specs_handler(dynamic_format_specs<char_type> &specs, ParseContext &ctx) : - specs_setter<char_type>(specs), specs_(specs), context_(ctx) - { - } - - FMT_CONSTEXPR dynamic_specs_handler(const dynamic_specs_handler &other) : - specs_setter<char_type>(other), specs_(other.specs_), context_(other.context_) - { - } - - template <typename Id> - FMT_CONSTEXPR void on_dynamic_width(Id arg_id) - { - specs_.width_ref = make_arg_ref(arg_id); - } - - template <typename Id> - FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) - { - specs_.precision_ref = make_arg_ref(arg_id); - } - - FMT_CONSTEXPR void on_error(const char *message) { context_.on_error(message); } - -private: - dynamic_format_specs<char_type> &specs_; - ParseContext &context_; - - using arg_ref_type = arg_ref<char_type>; - - FMT_CONSTEXPR auto make_arg_ref(int arg_id) -> arg_ref_type - { - context_.check_arg_id(arg_id); - context_.check_dynamic_spec(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR auto make_arg_ref(auto_id) -> arg_ref_type - { - int arg_id = context_.next_arg_id(); - context_.check_dynamic_spec(arg_id); - return arg_ref_type(arg_id); - } - - FMT_CONSTEXPR auto make_arg_ref(basic_string_view<char_type> arg_id) -> arg_ref_type - { - context_.check_arg_id(arg_id); - basic_string_view<char_type> format_str(context_.begin(), to_unsigned(context_.end() - context_.begin())); - return arg_ref_type(arg_id); - } -}; - -template <typename Char> -constexpr bool is_ascii_letter(Char c) -{ - return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z'); -} - -// Converts a character to ASCII. Returns a number > 127 on conversion failure. -template <typename Char, FMT_ENABLE_IF(std::is_integral<Char>::value)> -constexpr auto to_ascii(Char c) -> Char -{ - return c; -} -template <typename Char, FMT_ENABLE_IF(std::is_enum<Char>::value)> -constexpr auto to_ascii(Char c) -> underlying_t<Char> -{ - return c; -} - -FMT_CONSTEXPR inline auto code_point_length_impl(char c) -> int -{ - return "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4"[static_cast<unsigned char>(c) >> 3]; -} - -template <typename Char> -FMT_CONSTEXPR auto code_point_length(const Char *begin) -> int -{ - if(const_check(sizeof(Char) != 1)) - return 1; - int len = code_point_length_impl(static_cast<char>(*begin)); - - // Compute the pointer to the next character early so that the next - // iteration can start working on the next character. Neither Clang - // nor GCC figure out this reordering on their own. - return len + !len; -} - -// Return the result via the out param to workaround gcc bug 77539. -template <bool IS_CONSTEXPR, typename T, typename Ptr = const T *> -FMT_CONSTEXPR auto find(Ptr first, Ptr last, T value, Ptr &out) -> bool -{ - for(out = first; out != last; ++out) - { - if(*out == value) - return true; - } - return false; -} - -template <> -inline auto find<false, char>(const char *first, const char *last, char value, const char *&out) -> bool -{ - out = static_cast<const char *>(std::memchr(first, value, to_unsigned(last - first))); - return out != nullptr; -} - -// Parses the range [begin, end) as an unsigned integer. This function assumes -// that the range is non-empty and the first character is a digit. -template <typename Char> -FMT_CONSTEXPR auto parse_nonnegative_int(const Char *&begin, const Char *end, int error_value) noexcept -> int -{ - FMT_ASSERT(begin != end && '0' <= *begin && *begin <= '9', ""); - unsigned value = 0, prev = 0; - auto p = begin; - do - { - prev = value; - value = value * 10 + unsigned(*p - '0'); - ++p; - } while(p != end && '0' <= *p && *p <= '9'); - auto num_digits = p - begin; - begin = p; - if(num_digits <= std::numeric_limits<int>::digits10) - return static_cast<int>(value); - // Check for overflow. - const unsigned max = to_unsigned((std::numeric_limits<int>::max)()); - return num_digits == std::numeric_limits<int>::digits10 + 1 && prev * 10ull + unsigned(p[-1] - '0') <= max ? - static_cast<int>(value) : - error_value; -} - -// Parses fill and alignment. -template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_align(const Char *begin, const Char *end, Handler &&handler) -> const Char * -{ - FMT_ASSERT(begin != end, ""); - auto align = align::none; - auto p = begin + code_point_length(begin); - if(end - p <= 0) - p = begin; - for(;;) - { - switch(to_ascii(*p)) - { - case '<': - align = align::left; - break; - case '>': - align = align::right; - break; - case '^': - align = align::center; - break; - default: - break; - } - if(align != align::none) - { - if(p != begin) - { - auto c = *begin; - if(c == '{') - return handler.on_error("invalid fill character '{'"), begin; - handler.on_fill(basic_string_view<Char>(begin, to_unsigned(p - begin))); - begin = p + 1; - } - else - ++begin; - handler.on_align(align); - break; - } - else if(p == begin) - { - break; - } - p = begin; - } - return begin; -} - -template <typename Char> -FMT_CONSTEXPR bool is_name_start(Char c) -{ - return ('a' <= c && c <= 'z') || ('A' <= c && c <= 'Z') || '_' == c; -} - -template <typename Char, typename IDHandler> -FMT_CONSTEXPR auto do_parse_arg_id(const Char *begin, const Char *end, IDHandler &&handler) -> const Char * -{ - FMT_ASSERT(begin != end, ""); - Char c = *begin; - if(c >= '0' && c <= '9') - { - int index = 0; - if(c != '0') - index = parse_nonnegative_int(begin, end, (std::numeric_limits<int>::max)()); - else - ++begin; - if(begin == end || (*begin != '}' && *begin != ':')) - handler.on_error("invalid format string"); - else - handler(index); - return begin; - } - if(!is_name_start(c)) - { - handler.on_error("invalid format string"); - return begin; - } - auto it = begin; - do - { - ++it; - } while(it != end && (is_name_start(c = *it) || ('0' <= c && c <= '9'))); - handler(basic_string_view<Char>(begin, to_unsigned(it - begin))); - return it; -} - -template <typename Char, typename IDHandler> -FMT_CONSTEXPR FMT_INLINE auto parse_arg_id(const Char *begin, const Char *end, IDHandler &&handler) -> const Char * -{ - Char c = *begin; - if(c != '}' && c != ':') - return do_parse_arg_id(begin, end, handler); - handler(); - return begin; -} - -template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_width(const Char *begin, const Char *end, Handler &&handler) -> const Char * -{ - using detail::auto_id; - struct width_adapter - { - Handler &handler; - - FMT_CONSTEXPR void operator()() { handler.on_dynamic_width(auto_id()); } - FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_width(id); } - FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { handler.on_dynamic_width(id); } - FMT_CONSTEXPR void on_error(const char *message) - { - if(message) - handler.on_error(message); - } - }; - - FMT_ASSERT(begin != end, ""); - if('0' <= *begin && *begin <= '9') - { - int width = parse_nonnegative_int(begin, end, -1); - if(width != -1) - handler.on_width(width); - else - handler.on_error("number is too big"); - } - else if(*begin == '{') - { - ++begin; - if(begin != end) - begin = parse_arg_id(begin, end, width_adapter{handler}); - if(begin == end || *begin != '}') - return handler.on_error("invalid format string"), begin; - ++begin; - } - return begin; -} - -template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_precision(const Char *begin, const Char *end, Handler &&handler) -> const Char * -{ - using detail::auto_id; - struct precision_adapter - { - Handler &handler; - - FMT_CONSTEXPR void operator()() { handler.on_dynamic_precision(auto_id()); } - FMT_CONSTEXPR void operator()(int id) { handler.on_dynamic_precision(id); } - FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { handler.on_dynamic_precision(id); } - FMT_CONSTEXPR void on_error(const char *message) - { - if(message) - handler.on_error(message); - } - }; - - ++begin; - auto c = begin != end ? *begin : Char(); - if('0' <= c && c <= '9') - { - auto precision = parse_nonnegative_int(begin, end, -1); - if(precision != -1) - handler.on_precision(precision); - else - handler.on_error("number is too big"); - } - else if(c == '{') - { - ++begin; - if(begin != end) - begin = parse_arg_id(begin, end, precision_adapter{handler}); - if(begin == end || *begin++ != '}') - return handler.on_error("invalid format string"), begin; - } - else - { - return handler.on_error("missing precision specifier"), begin; - } - handler.end_precision(); - return begin; -} - -template <typename Char> -FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type -{ - switch(to_ascii(type)) - { - case 'd': - return presentation_type::dec; - case 'o': - return presentation_type::oct; - case 'x': - return presentation_type::hex_lower; - case 'X': - return presentation_type::hex_upper; - case 'b': - return presentation_type::bin_lower; - case 'B': - return presentation_type::bin_upper; - case 'a': - return presentation_type::hexfloat_lower; - case 'A': - return presentation_type::hexfloat_upper; - case 'e': - return presentation_type::exp_lower; - case 'E': - return presentation_type::exp_upper; - case 'f': - return presentation_type::fixed_lower; - case 'F': - return presentation_type::fixed_upper; - case 'g': - return presentation_type::general_lower; - case 'G': - return presentation_type::general_upper; - case 'c': - return presentation_type::chr; - case 's': - return presentation_type::string; - case 'p': - return presentation_type::pointer; - case '?': - return presentation_type::debug; - default: - return presentation_type::none; - } -} - -// Parses standard format specifiers and sends notifications about parsed -// components to handler. -template <typename Char, typename SpecHandler> -FMT_CONSTEXPR FMT_INLINE auto parse_format_specs(const Char *begin, const Char *end, SpecHandler &&handler) - -> const Char * -{ - if(1 < end - begin && begin[1] == '}' && is_ascii_letter(*begin) && *begin != 'L') - { - presentation_type type = parse_presentation_type(*begin++); - if(type == presentation_type::none) - handler.on_error("invalid type specifier"); - handler.on_type(type); - return begin; - } - - if(begin == end) - return begin; - - begin = parse_align(begin, end, handler); - if(begin == end) - return begin; - - // Parse sign. - switch(to_ascii(*begin)) - { - case '+': - handler.on_sign(sign::plus); - ++begin; - break; - case '-': - handler.on_sign(sign::minus); - ++begin; - break; - case ' ': - handler.on_sign(sign::space); - ++begin; - break; - default: - break; - } - if(begin == end) - return begin; - - if(*begin == '#') - { - handler.on_hash(); - if(++begin == end) - return begin; - } - - // Parse zero flag. - if(*begin == '0') - { - handler.on_zero(); - if(++begin == end) - return begin; - } - - begin = parse_width(begin, end, handler); - if(begin == end) - return begin; - - // Parse precision. - if(*begin == '.') - { - begin = parse_precision(begin, end, handler); - if(begin == end) - return begin; - } - - if(*begin == 'L') - { - handler.on_localized(); - ++begin; - } - - // Parse type. - if(begin != end && *begin != '}') - { - presentation_type type = parse_presentation_type(*begin++); - if(type == presentation_type::none) - handler.on_error("invalid type specifier"); - handler.on_type(type); - } - return begin; -} - -template <typename Char, typename Handler> -FMT_CONSTEXPR auto parse_replacement_field(const Char *begin, const Char *end, Handler &&handler) -> const Char * -{ - struct id_adapter - { - Handler &handler; - int arg_id; - - FMT_CONSTEXPR void operator()() { arg_id = handler.on_arg_id(); } - FMT_CONSTEXPR void operator()(int id) { arg_id = handler.on_arg_id(id); } - FMT_CONSTEXPR void operator()(basic_string_view<Char> id) { arg_id = handler.on_arg_id(id); } - FMT_CONSTEXPR void on_error(const char *message) - { - if(message) - handler.on_error(message); - } - }; - - ++begin; - if(begin == end) - return handler.on_error("invalid format string"), end; - if(*begin == '}') - { - handler.on_replacement_field(handler.on_arg_id(), begin); - } - else if(*begin == '{') - { - handler.on_text(begin, begin + 1); - } - else - { - auto adapter = id_adapter{handler, 0}; - begin = parse_arg_id(begin, end, adapter); - Char c = begin != end ? *begin : Char(); - if(c == '}') - { - handler.on_replacement_field(adapter.arg_id, begin); - } - else if(c == ':') - { - begin = handler.on_format_specs(adapter.arg_id, begin + 1, end); - if(begin == end || *begin != '}') - return handler.on_error("unknown format specifier"), end; - } - else - { - return handler.on_error("missing '}' in format string"), end; - } - } - return begin + 1; -} - -template <bool IS_CONSTEXPR, typename Char, typename Handler> -FMT_CONSTEXPR FMT_INLINE void parse_format_string(basic_string_view<Char> format_str, Handler &&handler) -{ - // Workaround a name-lookup bug in MSVC's modules implementation. - using detail::find; - - auto begin = format_str.data(); - auto end = begin + format_str.size(); - if(end - begin < 32) - { - // Use a simple loop instead of memchr for small strings. - const Char *p = begin; - while(p != end) - { - auto c = *p++; - if(c == '{') - { - handler.on_text(begin, p - 1); - begin = p = parse_replacement_field(p - 1, end, handler); - } - else if(c == '}') - { - if(p == end || *p != '}') - return handler.on_error("unmatched '}' in format string"); - handler.on_text(begin, p); - begin = ++p; - } - } - handler.on_text(begin, end); - return; - } - struct writer - { - FMT_CONSTEXPR void operator()(const Char *from, const Char *to) - { - if(from == to) - return; - for(;;) - { - const Char *p = nullptr; - if(!find<IS_CONSTEXPR>(from, to, Char('}'), p)) - return handler_.on_text(from, to); - ++p; - if(p == to || *p != '}') - return handler_.on_error("unmatched '}' in format string"); - handler_.on_text(from, p); - from = p + 1; - } - } - Handler &handler_; - } write = {handler}; - while(begin != end) - { - // Doing two passes with memchr (one for '{' and another for '}') is up to - // 2.5x faster than the naive one-pass implementation on big format strings. - const Char *p = begin; - if(*begin != '{' && !find<IS_CONSTEXPR>(begin + 1, end, Char('{'), p)) - return write(begin, end); - write(begin, p); - begin = parse_replacement_field(p, end, handler); - } -} - -template <typename T, bool = is_named_arg<T>::value> -struct strip_named_arg -{ - using type = T; -}; -template <typename T> -struct strip_named_arg<T, true> -{ - using type = remove_cvref_t<decltype(T::value)>; -}; - -template <typename T, typename ParseContext> -FMT_CONSTEXPR auto parse_format_specs(ParseContext &ctx) -> decltype(ctx.begin()) -{ - using char_type = typename ParseContext::char_type; - using context = buffer_context<char_type>; - using stripped_type = typename strip_named_arg<T>::type; - using mapped_type = conditional_t< - mapped_type_constant<T, context>::value != type::custom_type, - decltype(arg_mapper<context>().map(std::declval<const T &>())), - stripped_type>; - auto f = conditional_t< - has_formatter<mapped_type, context>::value, - formatter<mapped_type, char_type>, - fallback_formatter<stripped_type, char_type>>(); - return f.parse(ctx); -} - -template <typename ErrorHandler> -FMT_CONSTEXPR void check_int_type_spec(presentation_type type, ErrorHandler &&eh) -{ - if(type > presentation_type::bin_upper && type != presentation_type::chr) - eh.on_error("invalid type specifier"); -} - -// Checks char specs and returns true if the type spec is char (and not int). -template <typename Char, typename ErrorHandler = error_handler> -FMT_CONSTEXPR auto check_char_specs(const basic_format_specs<Char> &specs, ErrorHandler &&eh = {}) -> bool -{ - if(specs.type != presentation_type::none && specs.type != presentation_type::chr && - specs.type != presentation_type::debug) - { - check_int_type_spec(specs.type, eh); - return false; - } - if(specs.align == align::numeric || specs.sign != sign::none || specs.alt) - eh.on_error("invalid format specifier for char"); - return true; -} - -// A floating-point presentation format. -enum class float_format : unsigned char -{ - general, // General: exponent notation or fixed point based on magnitude. - exp, // Exponent notation with the default precision of 6, e.g. 1.2e-3. - fixed, // Fixed point with the default precision of 6, e.g. 0.0012. - hex -}; - -struct float_specs -{ - int precision; - float_format format : 8; - sign_t sign : 8; - bool upper : 1; - bool locale : 1; - bool binary32 : 1; - bool showpoint : 1; -}; - -template <typename ErrorHandler = error_handler, typename Char> -FMT_CONSTEXPR auto parse_float_type_spec(const basic_format_specs<Char> &specs, ErrorHandler &&eh = {}) -> float_specs -{ - auto result = float_specs(); - result.showpoint = specs.alt; - result.locale = specs.localized; - switch(specs.type) - { - case presentation_type::none: - result.format = float_format::general; - break; - case presentation_type::general_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::general_lower: - result.format = float_format::general; - break; - case presentation_type::exp_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::exp_lower: - result.format = float_format::exp; - result.showpoint |= specs.precision != 0; - break; - case presentation_type::fixed_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::fixed_lower: - result.format = float_format::fixed; - result.showpoint |= specs.precision != 0; - break; - case presentation_type::hexfloat_upper: - result.upper = true; - FMT_FALLTHROUGH; - case presentation_type::hexfloat_lower: - result.format = float_format::hex; - break; - default: - eh.on_error("invalid type specifier"); - break; - } - return result; -} - -template <typename ErrorHandler = error_handler> -FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, ErrorHandler &&eh = {}) -> bool -{ - if(type == presentation_type::none || type == presentation_type::string || type == presentation_type::debug) - return true; - if(type != presentation_type::pointer) - eh.on_error("invalid type specifier"); - return false; -} - -template <typename ErrorHandler = error_handler> -FMT_CONSTEXPR void check_string_type_spec(presentation_type type, ErrorHandler &&eh = {}) -{ - if(type != presentation_type::none && type != presentation_type::string && type != presentation_type::debug) - eh.on_error("invalid type specifier"); -} - -template <typename ErrorHandler> -FMT_CONSTEXPR void check_pointer_type_spec(presentation_type type, ErrorHandler &&eh) -{ - if(type != presentation_type::none && type != presentation_type::pointer) - eh.on_error("invalid type specifier"); -} - -// A parse_format_specs handler that checks if specifiers are consistent with -// the argument type. -template <typename Handler> -class specs_checker : public Handler -{ -private: - detail::type arg_type_; - - FMT_CONSTEXPR void require_numeric_argument() - { - if(!is_arithmetic_type(arg_type_)) - this->on_error("format specifier requires numeric argument"); - } - -public: - FMT_CONSTEXPR specs_checker(const Handler &handler, detail::type arg_type) : Handler(handler), arg_type_(arg_type) - { - } - - FMT_CONSTEXPR void on_align(align_t align) - { - if(align == align::numeric) - require_numeric_argument(); - Handler::on_align(align); - } - - FMT_CONSTEXPR void on_sign(sign_t s) - { - require_numeric_argument(); - if(is_integral_type(arg_type_) && arg_type_ != type::int_type && arg_type_ != type::long_long_type && - arg_type_ != type::int128_type && arg_type_ != type::char_type) - { - this->on_error("format specifier requires signed argument"); - } - Handler::on_sign(s); - } - - FMT_CONSTEXPR void on_hash() - { - require_numeric_argument(); - Handler::on_hash(); - } - - FMT_CONSTEXPR void on_localized() - { - require_numeric_argument(); - Handler::on_localized(); - } - - FMT_CONSTEXPR void on_zero() - { - require_numeric_argument(); - Handler::on_zero(); - } - - FMT_CONSTEXPR void end_precision() - { - if(is_integral_type(arg_type_) || arg_type_ == type::pointer_type) - this->on_error("precision not allowed for this argument type"); - } -}; - -constexpr int invalid_arg_index = -1; - -#if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <int N, typename T, typename... Args, typename Char> -constexpr auto get_arg_index_by_name(basic_string_view<Char> name) -> int -{ - if constexpr(detail::is_statically_named_arg<T>()) - { - if(name == T::name) - return N; - } - if constexpr(sizeof...(Args) > 0) - return get_arg_index_by_name<N + 1, Args...>(name); - (void) name; // Workaround an MSVC bug about "unused" parameter. - return invalid_arg_index; -} -#endif - -template <typename... Args, typename Char> -FMT_CONSTEXPR auto get_arg_index_by_name(basic_string_view<Char> name) -> int -{ -#if FMT_USE_NONTYPE_TEMPLATE_ARGS - if constexpr(sizeof...(Args) > 0) - return get_arg_index_by_name<0, Args...>(name); -#endif - (void) name; - return invalid_arg_index; -} - -template <typename Char, typename ErrorHandler, typename... Args> -class format_string_checker -{ -private: - // In the future basic_format_parse_context will replace compile_parse_context - // here and will use is_constant_evaluated and downcasting to access the data - // needed for compile-time checks: https://godbolt.org/z/GvWzcTjh1. - using parse_context_type = compile_parse_context<Char, ErrorHandler>; - static constexpr int num_args = sizeof...(Args); - - // Format specifier parsing function. - using parse_func = const Char *(*) (parse_context_type &); - - parse_context_type context_; - parse_func parse_funcs_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; - type types_[num_args > 0 ? static_cast<size_t>(num_args) : 1]; - -public: - explicit FMT_CONSTEXPR format_string_checker(basic_string_view<Char> format_str, ErrorHandler eh) : - context_(format_str, num_args, types_, eh), - parse_funcs_{&parse_format_specs<Args, parse_context_type>...}, - types_{mapped_type_constant<Args, basic_format_context<Char *, Char>>::value...} - { - } - - FMT_CONSTEXPR void on_text(const Char *, const Char *) {} - - FMT_CONSTEXPR auto on_arg_id() -> int { return context_.next_arg_id(); } - FMT_CONSTEXPR auto on_arg_id(int id) -> int { return context_.check_arg_id(id), id; } - FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int - { -#if FMT_USE_NONTYPE_TEMPLATE_ARGS - auto index = get_arg_index_by_name<Args...>(id); - if(index == invalid_arg_index) - on_error("named argument is not found"); - return context_.check_arg_id(index), index; -#else - (void) id; - on_error("compile-time checks for named arguments require C++20 support"); - return 0; -#endif - } - - FMT_CONSTEXPR void on_replacement_field(int, const Char *) {} - - FMT_CONSTEXPR auto on_format_specs(int id, const Char *begin, const Char *) -> const Char * - { - context_.advance_to(context_.begin() + (begin - &*context_.begin())); - // id >= 0 check is a workaround for gcc 10 bug (#2065). - return id >= 0 && id < num_args ? parse_funcs_[id](context_) : begin; - } - - FMT_CONSTEXPR void on_error(const char *message) - { - context_.on_error(message); - } -}; - -// Reports a compile-time error if S is not a valid format string. -template <typename..., typename S, FMT_ENABLE_IF(!is_compile_string<S>::value)> -FMT_INLINE void check_format_string(const S &) -{ -#ifdef FMT_ENFORCE_COMPILE_STRING - static_assert( - is_compile_string<S>::value, - "FMT_ENFORCE_COMPILE_STRING requires all format strings to use " - "FMT_STRING."); -#endif -} -template <typename... Args, typename S, FMT_ENABLE_IF(is_compile_string<S>::value)> -void check_format_string(S format_str) -{ - FMT_CONSTEXPR auto s = basic_string_view<typename S::char_type>(format_str); - using checker = format_string_checker<typename S::char_type, error_handler, remove_cvref_t<Args>...>; - FMT_CONSTEXPR bool invalid_format = (parse_format_string<true>(s, checker(s, {})), true); - ignore_unused(invalid_format); -} - -template <typename Char> -void vformat_to( - buffer<Char> &buf, - basic_string_view<Char> fmt, - basic_format_args<FMT_BUFFER_CONTEXT(type_identity_t<Char>)> args, - locale_ref loc = {}); - -FMT_API void vprint_mojibake(std::FILE *, string_view, format_args); -#ifndef _WIN32 -inline void vprint_mojibake(std::FILE *, string_view, format_args) {} -#endif -FMT_END_DETAIL_NAMESPACE - -// A formatter specialization for the core types corresponding to detail::type -// constants. -template <typename T, typename Char> -struct formatter<T, Char, enable_if_t<detail::type_constant<T, Char>::value != detail::type::custom_type>> -{ -private: - detail::dynamic_format_specs<Char> specs_; - -public: - // Parses format specifiers stopping either at the end of the range or at the - // terminating '}'. - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - auto begin = ctx.begin(), end = ctx.end(); - if(begin == end) - return begin; - using handler_type = detail::dynamic_specs_handler<ParseContext>; - auto type = detail::type_constant<T, Char>::value; - auto checker = detail::specs_checker<handler_type>(handler_type(specs_, ctx), type); - auto it = detail::parse_format_specs(begin, end, checker); - auto eh = ctx.error_handler(); - switch(type) - { - case detail::type::none_type: - FMT_ASSERT(false, "invalid argument type"); - break; - case detail::type::bool_type: - if(specs_.type == presentation_type::none || specs_.type == presentation_type::string) - { - break; - } - FMT_FALLTHROUGH; - case detail::type::int_type: - case detail::type::uint_type: - case detail::type::long_long_type: - case detail::type::ulong_long_type: - case detail::type::int128_type: - case detail::type::uint128_type: - detail::check_int_type_spec(specs_.type, eh); - break; - case detail::type::char_type: - detail::check_char_specs(specs_, eh); - break; - case detail::type::float_type: - if(detail::const_check(FMT_USE_FLOAT)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "float support disabled"); - break; - case detail::type::double_type: - if(detail::const_check(FMT_USE_DOUBLE)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "double support disabled"); - break; - case detail::type::long_double_type: - if(detail::const_check(FMT_USE_LONG_DOUBLE)) - detail::parse_float_type_spec(specs_, eh); - else - FMT_ASSERT(false, "long double support disabled"); - break; - case detail::type::cstring_type: - detail::check_cstring_type_spec(specs_.type, eh); - break; - case detail::type::string_type: - detail::check_string_type_spec(specs_.type, eh); - break; - case detail::type::pointer_type: - detail::check_pointer_type_spec(specs_.type, eh); - break; - case detail::type::custom_type: - // Custom format specifiers are checked in parse functions of - // formatter specializations. - break; - } - return it; - } - - template < - detail::type U = detail::type_constant<T, Char>::value, - enable_if_t< - (U == detail::type::string_type || U == detail::type::cstring_type || U == detail::type::char_type), - int> = 0> - FMT_CONSTEXPR void set_debug_format() - { - specs_.type = presentation_type::debug; - } - - template <typename FormatContext> - FMT_CONSTEXPR auto format(const T &val, FormatContext &ctx) const -> decltype(ctx.out()); -}; - -#define FMT_FORMAT_AS(Type, Base) \ - template <typename Char> \ - struct formatter<Type, Char> : formatter<Base, Char> \ - { \ - template <typename FormatContext> \ - auto format(Type const &val, FormatContext &ctx) const -> decltype(ctx.out()) \ - { \ - return formatter<Base, Char>::format(static_cast<Base>(val), ctx); \ - } \ - } - -FMT_FORMAT_AS(signed char, int); -FMT_FORMAT_AS(unsigned char, unsigned); -FMT_FORMAT_AS(short, int); -FMT_FORMAT_AS(unsigned short, unsigned); -FMT_FORMAT_AS(long, long long); -FMT_FORMAT_AS(unsigned long, unsigned long long); -FMT_FORMAT_AS(Char *, const Char *); -FMT_FORMAT_AS(std::basic_string<Char>, basic_string_view<Char>); -FMT_FORMAT_AS(std::nullptr_t, const void *); -FMT_FORMAT_AS(detail::std_string_view<Char>, basic_string_view<Char>); - -template <typename Char> -struct basic_runtime -{ - basic_string_view<Char> str; -}; - -/** A compile-time format string. */ -template <typename Char, typename... Args> -class basic_format_string -{ -private: - basic_string_view<Char> str_; - -public: - template <typename S, FMT_ENABLE_IF(std::is_convertible<const S &, basic_string_view<Char>>::value)> - FMT_CONSTEVAL FMT_INLINE basic_format_string(const S &s) : str_(s) - { - static_assert( - detail::count<( - std::is_base_of<detail::view, remove_reference_t<Args>>::value && - std::is_reference<Args>::value)...>() == 0, - "passing views as lvalues is disallowed"); -#ifdef FMT_HAS_CONSTEVAL - if constexpr(detail::count_named_args<Args...>() == detail::count_statically_named_args<Args...>()) - { - using checker = detail::format_string_checker<Char, detail::error_handler, remove_cvref_t<Args>...>; - detail::parse_format_string<true>(str_, checker(s, {})); - } -#else - detail::check_format_string<Args...>(s); -#endif - } - basic_format_string(basic_runtime<Char> r) : str_(r.str) {} - - FMT_INLINE operator basic_string_view<Char>() const - { - return str_; - } -}; - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -// Workaround broken conversion on older gcc. -template <typename...> -using format_string = string_view; -inline auto runtime(string_view s) -> string_view -{ - return s; -} -#else -template <typename... Args> -using format_string = basic_format_string<char, type_identity_t<Args>...>; -/** - \rst - Creates a runtime format string. - - **Example**:: - - // Check format string at runtime instead of compile-time. - fmt::print(fmt::runtime("{:d}"), "I am not a number"); - \endrst - */ -inline auto runtime(string_view s) -> basic_runtime<char> -{ - return {{s}}; -} -#endif - -FMT_API auto vformat(string_view fmt, format_args args) -> std::string; - -/** - \rst - Formats ``args`` according to specifications in ``fmt`` and returns the result - as a string. - - **Example**:: - - #include <fmt/core.h> - std::string message = fmt::format("The answer is {}.", 42); - \endrst -*/ -template <typename... T> -FMT_NODISCARD FMT_INLINE auto format(format_string<T...> fmt, T &&...args) -> std::string -{ - return vformat(fmt, fmt::make_format_args(args...)); -} - -/** Formats a string and writes the output to ``out``. */ -template <typename OutputIt, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -auto vformat_to(OutputIt out, string_view fmt, format_args args) -> OutputIt -{ - using detail::get_buffer; - auto &&buf = get_buffer<char>(out); - detail::vformat_to(buf, fmt, args, {}); - return detail::get_iterator(buf); -} - -/** - \rst - Formats ``args`` according to specifications in ``fmt``, writes the result to - the output iterator ``out`` and returns the iterator past the end of the output - range. `format_to` does not append a terminating null character. - - **Example**:: - - auto out = std::vector<char>(); - fmt::format_to(std::back_inserter(out), "{}", 42); - \endrst - */ -template <typename OutputIt, typename... T, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -FMT_INLINE auto format_to(OutputIt out, format_string<T...> fmt, T &&...args) -> OutputIt -{ - return vformat_to(out, fmt, fmt::make_format_args(args...)); -} - -template <typename OutputIt> -struct format_to_n_result -{ - /** Iterator past the end of the output range. */ - OutputIt out; - /** Total (not truncated) output size. */ - size_t size; -}; - -template <typename OutputIt, typename... T, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -auto vformat_to_n(OutputIt out, size_t n, string_view fmt, format_args args) -> format_to_n_result<OutputIt> -{ - using traits = detail::fixed_buffer_traits; - auto buf = detail::iterator_buffer<OutputIt, char, traits>(out, n); - detail::vformat_to(buf, fmt, args, {}); - return {buf.out(), buf.count()}; -} - -/** - \rst - Formats ``args`` according to specifications in ``fmt``, writes up to ``n`` - characters of the result to the output iterator ``out`` and returns the total - (not truncated) output size and the iterator past the end of the output range. - `format_to_n` does not append a terminating null character. - \endrst - */ -template <typename OutputIt, typename... T, FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value)> -FMT_INLINE auto format_to_n(OutputIt out, size_t n, format_string<T...> fmt, T &&...args) - -> format_to_n_result<OutputIt> -{ - return vformat_to_n(out, n, fmt, fmt::make_format_args(args...)); -} - -/** Returns the number of chars in the output of ``format(fmt, args...)``. */ -template <typename... T> -FMT_NODISCARD FMT_INLINE auto formatted_size(format_string<T...> fmt, T &&...args) -> size_t -{ - auto buf = detail::counting_buffer<>(); - detail::vformat_to(buf, string_view(fmt), fmt::make_format_args(args...), {}); - return buf.count(); -} - -FMT_API void vprint(string_view fmt, format_args args); -FMT_API void vprint(std::FILE *f, string_view fmt, format_args args); - -/** - \rst - Formats ``args`` according to specifications in ``fmt`` and writes the output - to ``stdout``. - - **Example**:: - - fmt::print("Elapsed time: {0:.2f} seconds", 1.23); - \endrst - */ -template <typename... T> -FMT_INLINE void print(format_string<T...> fmt, T &&...args) -{ - const auto &vargs = fmt::make_format_args(args...); - return detail::is_utf8() ? vprint(fmt, vargs) : detail::vprint_mojibake(stdout, fmt, vargs); -} - -/** - \rst - Formats ``args`` according to specifications in ``fmt`` and writes the - output to the file ``f``. - - **Example**:: - - fmt::print(stderr, "Don't {}!", "panic"); - \endrst - */ -template <typename... T> -FMT_INLINE void print(std::FILE *f, format_string<T...> fmt, T &&...args) -{ - const auto &vargs = fmt::make_format_args(args...); - return detail::is_utf8() ? vprint(f, fmt, vargs) : detail::vprint_mojibake(f, fmt, vargs); -} - -FMT_MODULE_EXPORT_END -FMT_GCC_PRAGMA("GCC pop_options") -FMT_END_NAMESPACE - -#ifdef FMT_HEADER_ONLY -#include "format.h" -#endif -#endif // FMT_CORE_H_ diff --git a/include/spdlog/fmt/bundled/fmt.license.rst b/include/spdlog/fmt/bundled/fmt.license.rst deleted file mode 100644 index f0ec3db4d..000000000 --- a/include/spdlog/fmt/bundled/fmt.license.rst +++ /dev/null @@ -1,27 +0,0 @@ -Copyright (c) 2012 - present, Victor Zverovich - -Permission is hereby granted, free of charge, to any person obtaining -a copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sublicense, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice shall be -included in all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, -EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND -NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE -LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION -OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION -WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - ---- Optional exception to the license --- - -As an exception, if, as a result of your compiling your source code, portions -of this Software are embedded into a machine-executable object form of such -source code, you may redistribute such embedded portions in such object form -without including the above copyright and permission notices. diff --git a/include/spdlog/fmt/bundled/format-inl.h b/include/spdlog/fmt/bundled/format-inl.h deleted file mode 100644 index 7bd314a8b..000000000 --- a/include/spdlog/fmt/bundled/format-inl.h +++ /dev/null @@ -1,1781 +0,0 @@ -// Formatting library for C++ - implementation -// -// Copyright (c) 2012 - 2016, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_FORMAT_INL_H_ -#define FMT_FORMAT_INL_H_ - -#include <algorithm> -#include <cctype> -#include <cerrno> // errno -#include <climits> -#include <cmath> -#include <cstdarg> -#include <cstring> // std::memmove -#include <cwchar> -#include <exception> - -#ifndef FMT_STATIC_THOUSANDS_SEPARATOR -#include <locale> -#endif - -#ifdef _WIN32 -#include <io.h> // _isatty -#endif - -#include "format.h" - -FMT_BEGIN_NAMESPACE -namespace detail -{ - -FMT_FUNC void assert_fail(const char *file, int line, const char *message) -{ - // Use unchecked std::fprintf to avoid triggering another assertion when - // writing to stderr fails - std::fprintf(stderr, "%s:%d: assertion failed: %s", file, line, message); - // Chosen instead of std::abort to satisfy Clang in CUDA mode during device - // code pass. - std::terminate(); -} - -FMT_FUNC void throw_format_error(const char *message) -{ - FMT_THROW(format_error(message)); -} - -FMT_FUNC void format_error_code(detail::buffer<char> &out, int error_code, string_view message) noexcept -{ - // Report error code making sure that the output fits into - // inline_buffer_size to avoid dynamic memory allocation and potential - // bad_alloc. - out.try_resize(0); - static const char SEP[] = ": "; - static const char ERROR_STR[] = "error "; - // Subtract 2 to account for terminating null characters in SEP and ERROR_STR. - size_t error_code_size = sizeof(SEP) + sizeof(ERROR_STR) - 2; - auto abs_value = static_cast<uint32_or_64_or_128_t<int>>(error_code); - if(detail::is_negative(error_code)) - { - abs_value = 0 - abs_value; - ++error_code_size; - } - error_code_size += detail::to_unsigned(detail::count_digits(abs_value)); - auto it = buffer_appender<char>(out); - if(message.size() <= inline_buffer_size - error_code_size) - format_to(it, FMT_STRING("{}{}"), message, SEP); - format_to(it, FMT_STRING("{}{}"), ERROR_STR, error_code); - FMT_ASSERT(out.size() <= inline_buffer_size, ""); -} - -FMT_FUNC void report_error(format_func func, int error_code, const char *message) noexcept -{ - memory_buffer full_message; - func(full_message, error_code, message); - // Don't use fwrite_fully because the latter may throw. - if(std::fwrite(full_message.data(), full_message.size(), 1, stderr) > 0) - std::fputc('\n', stderr); -} - -// A wrapper around fwrite that throws on error. -inline void fwrite_fully(const void *ptr, size_t size, size_t count, FILE *stream) -{ - size_t written = std::fwrite(ptr, size, count, stream); - if(written < count) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); -} - -#ifndef FMT_STATIC_THOUSANDS_SEPARATOR -template <typename Locale> -locale_ref::locale_ref(const Locale &loc) : locale_(&loc) -{ - static_assert(std::is_same<Locale, std::locale>::value, ""); -} - -template <typename Locale> -Locale locale_ref::get() const -{ - static_assert(std::is_same<Locale, std::locale>::value, ""); - return locale_ ? *static_cast<const std::locale *>(locale_) : std::locale(); -} - -template <typename Char> -FMT_FUNC auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char> -{ - auto &facet = std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()); - auto grouping = facet.grouping(); - auto thousands_sep = grouping.empty() ? Char() : facet.thousands_sep(); - return {std::move(grouping), thousands_sep}; -} -template <typename Char> -FMT_FUNC Char decimal_point_impl(locale_ref loc) -{ - return std::use_facet<std::numpunct<Char>>(loc.get<std::locale>()).decimal_point(); -} -#else -template <typename Char> -FMT_FUNC auto thousands_sep_impl(locale_ref) -> thousands_sep_result<Char> -{ - return {"\03", FMT_STATIC_THOUSANDS_SEPARATOR}; -} -template <typename Char> -FMT_FUNC Char decimal_point_impl(locale_ref) -{ - return '.'; -} -#endif -} // namespace detail - -#if !FMT_MSC_VERSION -FMT_API FMT_FUNC format_error::~format_error() noexcept = default; -#endif - -FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, format_args args) -{ - auto ec = std::error_code(error_code, std::generic_category()); - return std::system_error(ec, vformat(format_str, args)); -} - -namespace detail -{ - -template <typename F> -inline bool operator==(basic_fp<F> x, basic_fp<F> y) -{ - return x.f == y.f && x.e == y.e; -} - -// Compilers should be able to optimize this into the ror instruction. -FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept -{ - r &= 31; - return (n >> r) | (n << (32 - r)); -} -FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept -{ - r &= 63; - return (n >> r) | (n << (64 - r)); -} - -// Computes 128-bit result of multiplication of two 64-bit unsigned integers. -inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept -{ -#if FMT_USE_INT128 - auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); - return {static_cast<uint64_t>(p >> 64), static_cast<uint64_t>(p)}; -#elif defined(_MSC_VER) && defined(_M_X64) - auto result = uint128_fallback(); - result.lo_ = _umul128(x, y, &result.hi_); - return result; -#else - const uint64_t mask = static_cast<uint64_t>(max_value<uint32_t>()); - - uint64_t a = x >> 32; - uint64_t b = x & mask; - uint64_t c = y >> 32; - uint64_t d = y & mask; - - uint64_t ac = a * c; - uint64_t bc = b * c; - uint64_t ad = a * d; - uint64_t bd = b * d; - - uint64_t intermediate = (bd >> 32) + (ad & mask) + (bc & mask); - - return {ac + (intermediate >> 32) + (ad >> 32) + (bc >> 32), (intermediate << 32) + (bd & mask)}; -#endif -} - -// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. -namespace dragonbox -{ - // Computes upper 64 bits of multiplication of two 64-bit unsigned integers. - inline uint64_t umul128_upper64(uint64_t x, uint64_t y) noexcept - { -#if FMT_USE_INT128 - auto p = static_cast<uint128_opt>(x) * static_cast<uint128_opt>(y); - return static_cast<uint64_t>(p >> 64); -#elif defined(_MSC_VER) && defined(_M_X64) - return __umulh(x, y); -#else - return umul128(x, y).high(); -#endif - } - - // Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a - // 128-bit unsigned integer. - inline uint128_fallback umul192_upper128(uint64_t x, uint128_fallback y) noexcept - { - uint128_fallback r = umul128(x, y.high()); - r += umul128_upper64(x, y.low()); - return r; - } - - // Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a - // 64-bit unsigned integer. - inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept - { - return umul128_upper64(static_cast<uint64_t>(x) << 32, y); - } - - // Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a - // 128-bit unsigned integer. - inline uint128_fallback umul192_lower128(uint64_t x, uint128_fallback y) noexcept - { - uint64_t high = x * y.high(); - uint128_fallback high_low = umul128(x, y.low()); - return {high + high_low.high(), high_low.low()}; - } - - // Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a - // 64-bit unsigned integer. - inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept - { - return x * y; - } - - // Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from - // https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. - inline int floor_log10_pow2(int e) noexcept - { - FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); - static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); - return (e * 315653) >> 20; - } - - // Various fast log computations. - inline int floor_log2_pow10(int e) noexcept - { - FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); - return (e * 1741647) >> 19; - } - inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept - { - FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); - return (e * 631305 - 261663) >> 21; - } - - static constexpr struct - { - uint32_t divisor; - int shift_amount; - } div_small_pow10_infos[] = {{10, 16}, {100, 16}}; - - // Replaces n by floor(n / pow(10, N)) returning true if and only if n is - // divisible by pow(10, N). - // Precondition: n <= pow(10, N + 1). - template <int N> - bool check_divisibility_and_divide_by_pow10(uint32_t &n) noexcept - { - // The numbers below are chosen such that: - // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, - // 2. nm mod 2^k < m if and only if n is divisible by d, - // where m is magic_number, k is shift_amount - // and d is divisor. - // - // Item 1 is a common technique of replacing division by a constant with - // multiplication, see e.g. "Division by Invariant Integers Using - // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set - // to ceil(2^k/d) for large enough k. - // The idea for item 2 originates from Schubfach. - constexpr auto info = div_small_pow10_infos[N - 1]; - FMT_ASSERT(n <= info.divisor * 10, "n is too large"); - constexpr uint32_t magic_number = (1u << info.shift_amount) / info.divisor + 1; - n *= magic_number; - const uint32_t comparison_mask = (1u << info.shift_amount) - 1; - bool result = (n & comparison_mask) < magic_number; - n >>= info.shift_amount; - return result; - } - - // Computes floor(n / pow(10, N)) for small n and N. - // Precondition: n <= pow(10, N + 1). - template <int N> - uint32_t small_division_by_pow10(uint32_t n) noexcept - { - constexpr auto info = div_small_pow10_infos[N - 1]; - FMT_ASSERT(n <= info.divisor * 10, "n is too large"); - constexpr uint32_t magic_number = (1u << info.shift_amount) / info.divisor + 1; - return (n * magic_number) >> info.shift_amount; - } - - // Computes floor(n / 10^(kappa + 1)) (float) - inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept - { - // 1374389535 = ceil(2^37/100) - return static_cast<uint32_t>((static_cast<uint64_t>(n) * 1374389535) >> 37); - } - // Computes floor(n / 10^(kappa + 1)) (double) - inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept - { - // 2361183241434822607 = ceil(2^(64+7)/1000) - return umul128_upper64(n, 2361183241434822607ull) >> 7; - } - - // Various subroutines using pow10 cache - template <class T> - struct cache_accessor; - - template <> - struct cache_accessor<float> - { - using carrier_uint = float_info<float>::carrier_uint; - using cache_entry_type = uint64_t; - - static uint64_t get_cached_power(int k) noexcept - { - FMT_ASSERT(k >= float_info<float>::min_k && k <= float_info<float>::max_k, "k is out of range"); - static constexpr const uint64_t pow10_significands[] = { - 0x81ceb32c4b43fcf5, 0xa2425ff75e14fc32, 0xcad2f7f5359a3b3f, 0xfd87b5f28300ca0e, 0x9e74d1b791e07e49, - 0xc612062576589ddb, 0xf79687aed3eec552, 0x9abe14cd44753b53, 0xc16d9a0095928a28, 0xf1c90080baf72cb2, - 0x971da05074da7bef, 0xbce5086492111aeb, 0xec1e4a7db69561a6, 0x9392ee8e921d5d08, 0xb877aa3236a4b44a, - 0xe69594bec44de15c, 0x901d7cf73ab0acda, 0xb424dc35095cd810, 0xe12e13424bb40e14, 0x8cbccc096f5088cc, - 0xafebff0bcb24aaff, 0xdbe6fecebdedd5bf, 0x89705f4136b4a598, 0xabcc77118461cefd, 0xd6bf94d5e57a42bd, - 0x8637bd05af6c69b6, 0xa7c5ac471b478424, 0xd1b71758e219652c, 0x83126e978d4fdf3c, 0xa3d70a3d70a3d70b, - 0xcccccccccccccccd, 0x8000000000000000, 0xa000000000000000, 0xc800000000000000, 0xfa00000000000000, - 0x9c40000000000000, 0xc350000000000000, 0xf424000000000000, 0x9896800000000000, 0xbebc200000000000, - 0xee6b280000000000, 0x9502f90000000000, 0xba43b74000000000, 0xe8d4a51000000000, 0x9184e72a00000000, - 0xb5e620f480000000, 0xe35fa931a0000000, 0x8e1bc9bf04000000, 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, - 0x8ac7230489e80000, 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, 0xa968163f0a57b400, - 0xd3c21bcecceda100, 0x84595161401484a0, 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, - 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, 0x9dc5ada82b70b59e, 0xc5371912364ce306, - 0xf684df56c3e01bc7, 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, 0x96769950b50d88f5, - 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, - 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; - return pow10_significands[k - float_info<float>::min_k]; - } - - struct compute_mul_result - { - carrier_uint result; - bool is_integer; - }; - struct compute_mul_parity_result - { - bool parity; - bool is_integer; - }; - - static compute_mul_result compute_mul(carrier_uint u, const cache_entry_type &cache) noexcept - { - auto r = umul96_upper64(u, cache); - return {static_cast<carrier_uint>(r >> 32), static_cast<carrier_uint>(r) == 0}; - } - - static uint32_t compute_delta(const cache_entry_type &cache, int beta) noexcept - { - return static_cast<uint32_t>(cache >> (64 - 1 - beta)); - } - - static compute_mul_parity_result - compute_mul_parity(carrier_uint two_f, const cache_entry_type &cache, int beta) noexcept - { - FMT_ASSERT(beta >= 1, ""); - FMT_ASSERT(beta < 64, ""); - - auto r = umul96_lower64(two_f, cache); - return {((r >> (64 - beta)) & 1) != 0, static_cast<uint32_t>(r >> (32 - beta)) == 0}; - } - - static carrier_uint - compute_left_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept - { - return static_cast<carrier_uint>( - (cache - (cache >> (num_significand_bits<float>() + 2))) >> - (64 - num_significand_bits<float>() - 1 - beta)); - } - - static carrier_uint - compute_right_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept - { - return static_cast<carrier_uint>( - (cache + (cache >> (num_significand_bits<float>() + 1))) >> - (64 - num_significand_bits<float>() - 1 - beta)); - } - - static carrier_uint compute_round_up_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept - { - return (static_cast<carrier_uint>(cache >> (64 - num_significand_bits<float>() - 2 - beta)) + 1) / 2; - } - }; - - template <> - struct cache_accessor<double> - { - using carrier_uint = float_info<double>::carrier_uint; - using cache_entry_type = uint128_fallback; - - static uint128_fallback get_cached_power(int k) noexcept - { - FMT_ASSERT(k >= float_info<double>::min_k && k <= float_info<double>::max_k, "k is out of range"); - - static constexpr const uint128_fallback pow10_significands[] = { -#if FMT_USE_FULL_CACHE_DRAGONBOX - {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, - {0x9faacf3df73609b1, 0x77b191618c54e9ad}, - {0xc795830d75038c1d, 0xd59df5b9ef6a2418}, - {0xf97ae3d0d2446f25, 0x4b0573286b44ad1e}, - {0x9becce62836ac577, 0x4ee367f9430aec33}, - {0xc2e801fb244576d5, 0x229c41f793cda740}, - {0xf3a20279ed56d48a, 0x6b43527578c11110}, - {0x9845418c345644d6, 0x830a13896b78aaaa}, - {0xbe5691ef416bd60c, 0x23cc986bc656d554}, - {0xedec366b11c6cb8f, 0x2cbfbe86b7ec8aa9}, - {0x94b3a202eb1c3f39, 0x7bf7d71432f3d6aa}, - {0xb9e08a83a5e34f07, 0xdaf5ccd93fb0cc54}, - {0xe858ad248f5c22c9, 0xd1b3400f8f9cff69}, - {0x91376c36d99995be, 0x23100809b9c21fa2}, - {0xb58547448ffffb2d, 0xabd40a0c2832a78b}, - {0xe2e69915b3fff9f9, 0x16c90c8f323f516d}, - {0x8dd01fad907ffc3b, 0xae3da7d97f6792e4}, - {0xb1442798f49ffb4a, 0x99cd11cfdf41779d}, - {0xdd95317f31c7fa1d, 0x40405643d711d584}, - {0x8a7d3eef7f1cfc52, 0x482835ea666b2573}, - {0xad1c8eab5ee43b66, 0xda3243650005eed0}, - {0xd863b256369d4a40, 0x90bed43e40076a83}, - {0x873e4f75e2224e68, 0x5a7744a6e804a292}, - {0xa90de3535aaae202, 0x711515d0a205cb37}, - {0xd3515c2831559a83, 0x0d5a5b44ca873e04}, - {0x8412d9991ed58091, 0xe858790afe9486c3}, - {0xa5178fff668ae0b6, 0x626e974dbe39a873}, - {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, - {0x80fa687f881c7f8e, 0x7ce66634bc9d0b9a}, - {0xa139029f6a239f72, 0x1c1fffc1ebc44e81}, - {0xc987434744ac874e, 0xa327ffb266b56221}, - {0xfbe9141915d7a922, 0x4bf1ff9f0062baa9}, - {0x9d71ac8fada6c9b5, 0x6f773fc3603db4aa}, - {0xc4ce17b399107c22, 0xcb550fb4384d21d4}, - {0xf6019da07f549b2b, 0x7e2a53a146606a49}, - {0x99c102844f94e0fb, 0x2eda7444cbfc426e}, - {0xc0314325637a1939, 0xfa911155fefb5309}, - {0xf03d93eebc589f88, 0x793555ab7eba27cb}, - {0x96267c7535b763b5, 0x4bc1558b2f3458df}, - {0xbbb01b9283253ca2, 0x9eb1aaedfb016f17}, - {0xea9c227723ee8bcb, 0x465e15a979c1cadd}, - {0x92a1958a7675175f, 0x0bfacd89ec191eca}, - {0xb749faed14125d36, 0xcef980ec671f667c}, - {0xe51c79a85916f484, 0x82b7e12780e7401b}, - {0x8f31cc0937ae58d2, 0xd1b2ecb8b0908811}, - {0xb2fe3f0b8599ef07, 0x861fa7e6dcb4aa16}, - {0xdfbdcece67006ac9, 0x67a791e093e1d49b}, - {0x8bd6a141006042bd, 0xe0c8bb2c5c6d24e1}, - {0xaecc49914078536d, 0x58fae9f773886e19}, - {0xda7f5bf590966848, 0xaf39a475506a899f}, - {0x888f99797a5e012d, 0x6d8406c952429604}, - {0xaab37fd7d8f58178, 0xc8e5087ba6d33b84}, - {0xd5605fcdcf32e1d6, 0xfb1e4a9a90880a65}, - {0x855c3be0a17fcd26, 0x5cf2eea09a550680}, - {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, - {0xd0601d8efc57b08b, 0xf13b94daf124da27}, - {0x823c12795db6ce57, 0x76c53d08d6b70859}, - {0xa2cb1717b52481ed, 0x54768c4b0c64ca6f}, - {0xcb7ddcdda26da268, 0xa9942f5dcf7dfd0a}, - {0xfe5d54150b090b02, 0xd3f93b35435d7c4d}, - {0x9efa548d26e5a6e1, 0xc47bc5014a1a6db0}, - {0xc6b8e9b0709f109a, 0x359ab6419ca1091c}, - {0xf867241c8cc6d4c0, 0xc30163d203c94b63}, - {0x9b407691d7fc44f8, 0x79e0de63425dcf1e}, - {0xc21094364dfb5636, 0x985915fc12f542e5}, - {0xf294b943e17a2bc4, 0x3e6f5b7b17b2939e}, - {0x979cf3ca6cec5b5a, 0xa705992ceecf9c43}, - {0xbd8430bd08277231, 0x50c6ff782a838354}, - {0xece53cec4a314ebd, 0xa4f8bf5635246429}, - {0x940f4613ae5ed136, 0x871b7795e136be9a}, - {0xb913179899f68584, 0x28e2557b59846e40}, - {0xe757dd7ec07426e5, 0x331aeada2fe589d0}, - {0x9096ea6f3848984f, 0x3ff0d2c85def7622}, - {0xb4bca50b065abe63, 0x0fed077a756b53aa}, - {0xe1ebce4dc7f16dfb, 0xd3e8495912c62895}, - {0x8d3360f09cf6e4bd, 0x64712dd7abbbd95d}, - {0xb080392cc4349dec, 0xbd8d794d96aacfb4}, - {0xdca04777f541c567, 0xecf0d7a0fc5583a1}, - {0x89e42caaf9491b60, 0xf41686c49db57245}, - {0xac5d37d5b79b6239, 0x311c2875c522ced6}, - {0xd77485cb25823ac7, 0x7d633293366b828c}, - {0x86a8d39ef77164bc, 0xae5dff9c02033198}, - {0xa8530886b54dbdeb, 0xd9f57f830283fdfd}, - {0xd267caa862a12d66, 0xd072df63c324fd7c}, - {0x8380dea93da4bc60, 0x4247cb9e59f71e6e}, - {0xa46116538d0deb78, 0x52d9be85f074e609}, - {0xcd795be870516656, 0x67902e276c921f8c}, - {0x806bd9714632dff6, 0x00ba1cd8a3db53b7}, - {0xa086cfcd97bf97f3, 0x80e8a40eccd228a5}, - {0xc8a883c0fdaf7df0, 0x6122cd128006b2ce}, - {0xfad2a4b13d1b5d6c, 0x796b805720085f82}, - {0x9cc3a6eec6311a63, 0xcbe3303674053bb1}, - {0xc3f490aa77bd60fc, 0xbedbfc4411068a9d}, - {0xf4f1b4d515acb93b, 0xee92fb5515482d45}, - {0x991711052d8bf3c5, 0x751bdd152d4d1c4b}, - {0xbf5cd54678eef0b6, 0xd262d45a78a0635e}, - {0xef340a98172aace4, 0x86fb897116c87c35}, - {0x9580869f0e7aac0e, 0xd45d35e6ae3d4da1}, - {0xbae0a846d2195712, 0x8974836059cca10a}, - {0xe998d258869facd7, 0x2bd1a438703fc94c}, - {0x91ff83775423cc06, 0x7b6306a34627ddd0}, - {0xb67f6455292cbf08, 0x1a3bc84c17b1d543}, - {0xe41f3d6a7377eeca, 0x20caba5f1d9e4a94}, - {0x8e938662882af53e, 0x547eb47b7282ee9d}, - {0xb23867fb2a35b28d, 0xe99e619a4f23aa44}, - {0xdec681f9f4c31f31, 0x6405fa00e2ec94d5}, - {0x8b3c113c38f9f37e, 0xde83bc408dd3dd05}, - {0xae0b158b4738705e, 0x9624ab50b148d446}, - {0xd98ddaee19068c76, 0x3badd624dd9b0958}, - {0x87f8a8d4cfa417c9, 0xe54ca5d70a80e5d7}, - {0xa9f6d30a038d1dbc, 0x5e9fcf4ccd211f4d}, - {0xd47487cc8470652b, 0x7647c32000696720}, - {0x84c8d4dfd2c63f3b, 0x29ecd9f40041e074}, - {0xa5fb0a17c777cf09, 0xf468107100525891}, - {0xcf79cc9db955c2cc, 0x7182148d4066eeb5}, - {0x81ac1fe293d599bf, 0xc6f14cd848405531}, - {0xa21727db38cb002f, 0xb8ada00e5a506a7d}, - {0xca9cf1d206fdc03b, 0xa6d90811f0e4851d}, - {0xfd442e4688bd304a, 0x908f4a166d1da664}, - {0x9e4a9cec15763e2e, 0x9a598e4e043287ff}, - {0xc5dd44271ad3cdba, 0x40eff1e1853f29fe}, - {0xf7549530e188c128, 0xd12bee59e68ef47d}, - {0x9a94dd3e8cf578b9, 0x82bb74f8301958cf}, - {0xc13a148e3032d6e7, 0xe36a52363c1faf02}, - {0xf18899b1bc3f8ca1, 0xdc44e6c3cb279ac2}, - {0x96f5600f15a7b7e5, 0x29ab103a5ef8c0ba}, - {0xbcb2b812db11a5de, 0x7415d448f6b6f0e8}, - {0xebdf661791d60f56, 0x111b495b3464ad22}, - {0x936b9fcebb25c995, 0xcab10dd900beec35}, - {0xb84687c269ef3bfb, 0x3d5d514f40eea743}, - {0xe65829b3046b0afa, 0x0cb4a5a3112a5113}, - {0x8ff71a0fe2c2e6dc, 0x47f0e785eaba72ac}, - {0xb3f4e093db73a093, 0x59ed216765690f57}, - {0xe0f218b8d25088b8, 0x306869c13ec3532d}, - {0x8c974f7383725573, 0x1e414218c73a13fc}, - {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, - {0xdbac6c247d62a583, 0xdf45f746b74abf3a}, - {0x894bc396ce5da772, 0x6b8bba8c328eb784}, - {0xab9eb47c81f5114f, 0x066ea92f3f326565}, - {0xd686619ba27255a2, 0xc80a537b0efefebe}, - {0x8613fd0145877585, 0xbd06742ce95f5f37}, - {0xa798fc4196e952e7, 0x2c48113823b73705}, - {0xd17f3b51fca3a7a0, 0xf75a15862ca504c6}, - {0x82ef85133de648c4, 0x9a984d73dbe722fc}, - {0xa3ab66580d5fdaf5, 0xc13e60d0d2e0ebbb}, - {0xcc963fee10b7d1b3, 0x318df905079926a9}, - {0xffbbcfe994e5c61f, 0xfdf17746497f7053}, - {0x9fd561f1fd0f9bd3, 0xfeb6ea8bedefa634}, - {0xc7caba6e7c5382c8, 0xfe64a52ee96b8fc1}, - {0xf9bd690a1b68637b, 0x3dfdce7aa3c673b1}, - {0x9c1661a651213e2d, 0x06bea10ca65c084f}, - {0xc31bfa0fe5698db8, 0x486e494fcff30a63}, - {0xf3e2f893dec3f126, 0x5a89dba3c3efccfb}, - {0x986ddb5c6b3a76b7, 0xf89629465a75e01d}, - {0xbe89523386091465, 0xf6bbb397f1135824}, - {0xee2ba6c0678b597f, 0x746aa07ded582e2d}, - {0x94db483840b717ef, 0xa8c2a44eb4571cdd}, - {0xba121a4650e4ddeb, 0x92f34d62616ce414}, - {0xe896a0d7e51e1566, 0x77b020baf9c81d18}, - {0x915e2486ef32cd60, 0x0ace1474dc1d122f}, - {0xb5b5ada8aaff80b8, 0x0d819992132456bb}, - {0xe3231912d5bf60e6, 0x10e1fff697ed6c6a}, - {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, - {0xb1736b96b6fd83b3, 0xbd308ff8a6b17cb3}, - {0xddd0467c64bce4a0, 0xac7cb3f6d05ddbdf}, - {0x8aa22c0dbef60ee4, 0x6bcdf07a423aa96c}, - {0xad4ab7112eb3929d, 0x86c16c98d2c953c7}, - {0xd89d64d57a607744, 0xe871c7bf077ba8b8}, - {0x87625f056c7c4a8b, 0x11471cd764ad4973}, - {0xa93af6c6c79b5d2d, 0xd598e40d3dd89bd0}, - {0xd389b47879823479, 0x4aff1d108d4ec2c4}, - {0x843610cb4bf160cb, 0xcedf722a585139bb}, - {0xa54394fe1eedb8fe, 0xc2974eb4ee658829}, - {0xce947a3da6a9273e, 0x733d226229feea33}, - {0x811ccc668829b887, 0x0806357d5a3f5260}, - {0xa163ff802a3426a8, 0xca07c2dcb0cf26f8}, - {0xc9bcff6034c13052, 0xfc89b393dd02f0b6}, - {0xfc2c3f3841f17c67, 0xbbac2078d443ace3}, - {0x9d9ba7832936edc0, 0xd54b944b84aa4c0e}, - {0xc5029163f384a931, 0x0a9e795e65d4df12}, - {0xf64335bcf065d37d, 0x4d4617b5ff4a16d6}, - {0x99ea0196163fa42e, 0x504bced1bf8e4e46}, - {0xc06481fb9bcf8d39, 0xe45ec2862f71e1d7}, - {0xf07da27a82c37088, 0x5d767327bb4e5a4d}, - {0x964e858c91ba2655, 0x3a6a07f8d510f870}, - {0xbbe226efb628afea, 0x890489f70a55368c}, - {0xeadab0aba3b2dbe5, 0x2b45ac74ccea842f}, - {0x92c8ae6b464fc96f, 0x3b0b8bc90012929e}, - {0xb77ada0617e3bbcb, 0x09ce6ebb40173745}, - {0xe55990879ddcaabd, 0xcc420a6a101d0516}, - {0x8f57fa54c2a9eab6, 0x9fa946824a12232e}, - {0xb32df8e9f3546564, 0x47939822dc96abfa}, - {0xdff9772470297ebd, 0x59787e2b93bc56f8}, - {0x8bfbea76c619ef36, 0x57eb4edb3c55b65b}, - {0xaefae51477a06b03, 0xede622920b6b23f2}, - {0xdab99e59958885c4, 0xe95fab368e45ecee}, - {0x88b402f7fd75539b, 0x11dbcb0218ebb415}, - {0xaae103b5fcd2a881, 0xd652bdc29f26a11a}, - {0xd59944a37c0752a2, 0x4be76d3346f04960}, - {0x857fcae62d8493a5, 0x6f70a4400c562ddc}, - {0xa6dfbd9fb8e5b88e, 0xcb4ccd500f6bb953}, - {0xd097ad07a71f26b2, 0x7e2000a41346a7a8}, - {0x825ecc24c873782f, 0x8ed400668c0c28c9}, - {0xa2f67f2dfa90563b, 0x728900802f0f32fb}, - {0xcbb41ef979346bca, 0x4f2b40a03ad2ffba}, - {0xfea126b7d78186bc, 0xe2f610c84987bfa9}, - {0x9f24b832e6b0f436, 0x0dd9ca7d2df4d7ca}, - {0xc6ede63fa05d3143, 0x91503d1c79720dbc}, - {0xf8a95fcf88747d94, 0x75a44c6397ce912b}, - {0x9b69dbe1b548ce7c, 0xc986afbe3ee11abb}, - {0xc24452da229b021b, 0xfbe85badce996169}, - {0xf2d56790ab41c2a2, 0xfae27299423fb9c4}, - {0x97c560ba6b0919a5, 0xdccd879fc967d41b}, - {0xbdb6b8e905cb600f, 0x5400e987bbc1c921}, - {0xed246723473e3813, 0x290123e9aab23b69}, - {0x9436c0760c86e30b, 0xf9a0b6720aaf6522}, - {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, - {0xe7958cb87392c2c2, 0xb60b1d1230b20e05}, - {0x90bd77f3483bb9b9, 0xb1c6f22b5e6f48c3}, - {0xb4ecd5f01a4aa828, 0x1e38aeb6360b1af4}, - {0xe2280b6c20dd5232, 0x25c6da63c38de1b1}, - {0x8d590723948a535f, 0x579c487e5a38ad0f}, - {0xb0af48ec79ace837, 0x2d835a9df0c6d852}, - {0xdcdb1b2798182244, 0xf8e431456cf88e66}, - {0x8a08f0f8bf0f156b, 0x1b8e9ecb641b5900}, - {0xac8b2d36eed2dac5, 0xe272467e3d222f40}, - {0xd7adf884aa879177, 0x5b0ed81dcc6abb10}, - {0x86ccbb52ea94baea, 0x98e947129fc2b4ea}, - {0xa87fea27a539e9a5, 0x3f2398d747b36225}, - {0xd29fe4b18e88640e, 0x8eec7f0d19a03aae}, - {0x83a3eeeef9153e89, 0x1953cf68300424ad}, - {0xa48ceaaab75a8e2b, 0x5fa8c3423c052dd8}, - {0xcdb02555653131b6, 0x3792f412cb06794e}, - {0x808e17555f3ebf11, 0xe2bbd88bbee40bd1}, - {0xa0b19d2ab70e6ed6, 0x5b6aceaeae9d0ec5}, - {0xc8de047564d20a8b, 0xf245825a5a445276}, - {0xfb158592be068d2e, 0xeed6e2f0f0d56713}, - {0x9ced737bb6c4183d, 0x55464dd69685606c}, - 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{0xea53df5fd18d5513, 0x84c86189216dc5ee}, - {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, - {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, - {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, - {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, - {0xdf78e4b2bd342cf6, 0x914da9246b255417}, - {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, - {0xae9672aba3d0c320, 0xa184ac2473b529b2}, - {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, - {0x8865899617fb1871, 0x7e2fa67c7a658893}, - {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, - {0xd51ea6fa85785631, 0x552a74227f3ea566}, - {0x8533285c936b35de, 0xd53a88958f872760}, - {0xa67ff273b8460356, 0x8a892abaf368f138}, - {0xd01fef10a657842c, 0x2d2b7569b0432d86}, - {0x8213f56a67f6b29b, 0x9c3b29620e29fc74}, - {0xa298f2c501f45f42, 0x8349f3ba91b47b90}, - {0xcb3f2f7642717713, 0x241c70a936219a74}, - {0xfe0efb53d30dd4d7, 0xed238cd383aa0111}, - {0x9ec95d1463e8a506, 0xf4363804324a40ab}, - {0xc67bb4597ce2ce48, 0xb143c6053edcd0d6}, - {0xf81aa16fdc1b81da, 0xdd94b7868e94050b}, - {0x9b10a4e5e9913128, 0xca7cf2b4191c8327}, - {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f1}, - {0xf24a01a73cf2dccf, 0xbc633b39673c8ced}, - {0x976e41088617ca01, 0xd5be0503e085d814}, - {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e19}, - {0xec9c459d51852ba2, 0xddf8e7d60ed1219f}, - {0x93e1ab8252f33b45, 0xcabb90e5c942b504}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, - {0xe7109bfba19c0c9d, 0x0cc512670a783ad5}, - {0x906a617d450187e2, 0x27fb2b80668b24c6}, - {0xb484f9dc9641e9da, 0xb1f9f660802dedf7}, - {0xe1a63853bbd26451, 0x5e7873f8a0396974}, - {0x8d07e33455637eb2, 0xdb0b487b6423e1e9}, - {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, - {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, - {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, - {0xac2820d9623bf429, 0x546345fa9fbdcd45}, - {0xd732290fbacaf133, 0xa97c177947ad4096}, - {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, - {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, - {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, - {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, - {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, - {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, - {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, - {0xa0555e361951c366, 0xd7e105bcc3326220}, - {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, - {0xfa856334878fc150, 0xb14f98f6f0feb952}, - {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, - {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, - {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, - {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, - {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, - {0xeeea5d5004981478, 0x1858ccfce06cac75}, - {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, - {0xbaa718e68396cffd, 0xd30560258f54e6bb}, - {0xe950df20247c83fd, 0x47c6b82ef32a206a}, - {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, - {0xb6472e511c81471d, 0xe0133fe4adf8e953}, - {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, - {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, - {0xb201833b35d63f73, 0x2cd2cc6551e513db}, - {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, - {0x8b112e86420f6191, 0xfb04afaf27faf783}, - {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, - {0xd94ad8b1c7380874, 0x18375281ae7822bd}, - {0x87cec76f1c830548, 0x8f2293910d0b15b6}, - {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, - {0xd433179d9c8cb841, 0x5fa60692a46151ec}, - {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, - {0xa5c7ea73224deff3, 0x12b9b522906c0801}, - {0xcf39e50feae16bef, 0xd768226b34870a01}, - {0x81842f29f2cce375, 0xe6a1158300d46641}, - {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, - {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, - {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, - {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, - {0xc5a05277621be293, 0xc7098b7305241886}, - {0xf70867153aa2db38, 0xb8cbee4fc66d1ea8} -#else - {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, - {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, - {0xa6b34ad8c9dfc06f, 0xf42faa48c0ea481f}, - {0x86a8d39ef77164bc, 0xae5dff9c02033198}, - {0xd98ddaee19068c76, 0x3badd624dd9b0958}, - {0xafbd2350644eeacf, 0xe5d1929ef90898fb}, - {0x8df5efabc5979c8f, 0xca8d3ffa1ef463c2}, - {0xe55990879ddcaabd, 0xcc420a6a101d0516}, - {0xb94470938fa89bce, 0xf808e40e8d5b3e6a}, - {0x95a8637627989aad, 0xdde7001379a44aa9}, - {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, - {0xc350000000000000, 0x0000000000000000}, - {0x9dc5ada82b70b59d, 0xf020000000000000}, - {0xfee50b7025c36a08, 0x02f236d04753d5b5}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, - {0xa6539930bf6bff45, 0x84db8346b786151d}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, - {0xd910f7ff28069da4, 0x1b2ba1518094da05}, - {0xaf58416654a6babb, 0x387ac8d1970027b3}, - {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, - { 0x95527a5202df0ccb, - 0x0f37801e0c43ebc9 } -#endif - }; - -#if FMT_USE_FULL_CACHE_DRAGONBOX - return pow10_significands[k - float_info<double>::min_k]; -#else - static constexpr const uint64_t powers_of_5_64[] = { - 0x0000000000000001, 0x0000000000000005, 0x0000000000000019, 0x000000000000007d, 0x0000000000000271, - 0x0000000000000c35, 0x0000000000003d09, 0x000000000001312d, 0x000000000005f5e1, 0x00000000001dcd65, - 0x00000000009502f9, 0x0000000002e90edd, 0x000000000e8d4a51, 0x0000000048c27395, 0x000000016bcc41e9, - 0x000000071afd498d, 0x0000002386f26fc1, 0x000000b1a2bc2ec5, 0x000003782dace9d9, 0x00001158e460913d, - 0x000056bc75e2d631, 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, 0x00d3c21bcecceda1, - 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; - - static const int compression_ratio = 27; - - // Compute base index. - int cache_index = (k - float_info<double>::min_k) / compression_ratio; - int kb = cache_index * compression_ratio + float_info<double>::min_k; - int offset = k - kb; - - // Get base cache. - uint128_fallback base_cache = pow10_significands[cache_index]; - if(offset == 0) - return base_cache; - - // Compute the required amount of bit-shift. - int alpha = floor_log2_pow10(kb + offset) - floor_log2_pow10(kb) - offset; - FMT_ASSERT(alpha > 0 && alpha < 64, "shifting error detected"); - - // Try to recover the real cache. - uint64_t pow5 = powers_of_5_64[offset]; - uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); - uint128_fallback middle_low = umul128(base_cache.low(), pow5); - - recovered_cache += middle_low.high(); - - uint64_t high_to_middle = recovered_cache.high() << (64 - alpha); - uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); - - recovered_cache = uint128_fallback{ - (recovered_cache.low() >> alpha) | high_to_middle, ((middle_low.low() >> alpha) | middle_to_low)}; - FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); - return {recovered_cache.high(), recovered_cache.low() + 1}; -#endif - } - - struct compute_mul_result - { - carrier_uint result; - bool is_integer; - }; - struct compute_mul_parity_result - { - bool parity; - bool is_integer; - }; - - static compute_mul_result compute_mul(carrier_uint u, const cache_entry_type &cache) noexcept - { - auto r = umul192_upper128(u, cache); - return {r.high(), r.low() == 0}; - } - - static uint32_t compute_delta(cache_entry_type const &cache, int beta) noexcept - { - return static_cast<uint32_t>(cache.high() >> (64 - 1 - beta)); - } - - static compute_mul_parity_result - compute_mul_parity(carrier_uint two_f, const cache_entry_type &cache, int beta) noexcept - { - FMT_ASSERT(beta >= 1, ""); - FMT_ASSERT(beta < 64, ""); - - auto r = umul192_lower128(two_f, cache); - return {((r.high() >> (64 - beta)) & 1) != 0, ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; - } - - static carrier_uint - compute_left_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept - { - return (cache.high() - (cache.high() >> (num_significand_bits<double>() + 2))) >> - (64 - num_significand_bits<double>() - 1 - beta); - } - - static carrier_uint - compute_right_endpoint_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept - { - return (cache.high() + (cache.high() >> (num_significand_bits<double>() + 1))) >> - (64 - num_significand_bits<double>() - 1 - beta); - } - - static carrier_uint compute_round_up_for_shorter_interval_case(const cache_entry_type &cache, int beta) noexcept - { - return ((cache.high() >> (64 - num_significand_bits<double>() - 2 - beta)) + 1) / 2; - } - }; - - // Various integer checks - template <class T> - bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept - { - const int case_shorter_interval_left_endpoint_lower_threshold = 2; - const int case_shorter_interval_left_endpoint_upper_threshold = 3; - return exponent >= case_shorter_interval_left_endpoint_lower_threshold && - exponent <= case_shorter_interval_left_endpoint_upper_threshold; - } - - // Remove trailing zeros from n and return the number of zeros removed (float) - FMT_INLINE int remove_trailing_zeros(uint32_t &n) noexcept - { - FMT_ASSERT(n != 0, ""); - const uint32_t mod_inv_5 = 0xcccccccd; - const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; - - int s = 0; - while(true) - { - auto q = rotr(n * mod_inv_25, 2); - if(q > max_value<uint32_t>() / 100) - break; - n = q; - s += 2; - } - auto q = rotr(n * mod_inv_5, 1); - if(q <= max_value<uint32_t>() / 10) - { - n = q; - s |= 1; - } - - return s; - } - - // Removes trailing zeros and returns the number of zeros removed (double) - FMT_INLINE int remove_trailing_zeros(uint64_t &n) noexcept - { - FMT_ASSERT(n != 0, ""); - - // This magic number is ceil(2^90 / 10^8). - constexpr uint64_t magic_number = 12379400392853802749ull; - auto nm = umul128(n, magic_number); - - // Is n is divisible by 10^8? - if((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) - { - // If yes, work with the quotient. - auto n32 = static_cast<uint32_t>(nm.high() >> (90 - 64)); - - const uint32_t mod_inv_5 = 0xcccccccd; - const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; - - int s = 8; - while(true) - { - auto q = rotr(n32 * mod_inv_25, 2); - if(q > max_value<uint32_t>() / 100) - break; - n32 = q; - s += 2; - } - auto q = rotr(n32 * mod_inv_5, 1); - if(q <= max_value<uint32_t>() / 10) - { - n32 = q; - s |= 1; - } - - n = n32; - return s; - } - - // If n is not divisible by 10^8, work with n itself. - const uint64_t mod_inv_5 = 0xcccccccccccccccd; - const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5; - - int s = 0; - while(true) - { - auto q = rotr(n * mod_inv_25, 2); - if(q > max_value<uint64_t>() / 100) - break; - n = q; - s += 2; - } - auto q = rotr(n * mod_inv_5, 1); - if(q <= max_value<uint64_t>() / 10) - { - n = q; - s |= 1; - } - - return s; - } - - // The main algorithm for shorter interval case - template <class T> - FMT_INLINE decimal_fp<T> shorter_interval_case(int exponent) noexcept - { - decimal_fp<T> ret_value; - // Compute k and beta - const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); - const int beta = exponent + floor_log2_pow10(-minus_k); - - // Compute xi and zi - using cache_entry_type = typename cache_accessor<T>::cache_entry_type; - const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); - - auto xi = cache_accessor<T>::compute_left_endpoint_for_shorter_interval_case(cache, beta); - auto zi = cache_accessor<T>::compute_right_endpoint_for_shorter_interval_case(cache, beta); - - // If the left endpoint is not an integer, increase it - if(!is_left_endpoint_integer_shorter_interval<T>(exponent)) - ++xi; - - // Try bigger divisor - ret_value.significand = zi / 10; - - // If succeed, remove trailing zeros if necessary and return - if(ret_value.significand * 10 >= xi) - { - ret_value.exponent = minus_k + 1; - ret_value.exponent += remove_trailing_zeros(ret_value.significand); - return ret_value; - } - - // Otherwise, compute the round-up of y - ret_value.significand = cache_accessor<T>::compute_round_up_for_shorter_interval_case(cache, beta); - ret_value.exponent = minus_k; - - // When tie occurs, choose one of them according to the rule - if(exponent >= float_info<T>::shorter_interval_tie_lower_threshold && - exponent <= float_info<T>::shorter_interval_tie_upper_threshold) - { - ret_value.significand = ret_value.significand % 2 == 0 ? ret_value.significand : ret_value.significand - 1; - } - else if(ret_value.significand < xi) - { - ++ret_value.significand; - } - return ret_value; - } - - template <typename T> - decimal_fp<T> to_decimal(T x) noexcept - { - // Step 1: integer promotion & Schubfach multiplier calculation. - - using carrier_uint = typename float_info<T>::carrier_uint; - using cache_entry_type = typename cache_accessor<T>::cache_entry_type; - auto br = bit_cast<carrier_uint>(x); - - // Extract significand bits and exponent bits. - const carrier_uint significand_mask = (static_cast<carrier_uint>(1) << num_significand_bits<T>()) - 1; - carrier_uint significand = (br & significand_mask); - int exponent = static_cast<int>((br & exponent_mask<T>()) >> num_significand_bits<T>()); - - if(exponent != 0) - { // Check if normal. - exponent -= exponent_bias<T>() + num_significand_bits<T>(); - - // Shorter interval case; proceed like Schubfach. - // In fact, when exponent == 1 and significand == 0, the interval is - // regular. However, it can be shown that the end-results are anyway same. - if(significand == 0) - return shorter_interval_case<T>(exponent); - - significand |= (static_cast<carrier_uint>(1) << num_significand_bits<T>()); - } - else - { - // Subnormal case; the interval is always regular. - if(significand == 0) - return {0, 0}; - exponent = std::numeric_limits<T>::min_exponent - num_significand_bits<T>() - 1; - } - - const bool include_left_endpoint = (significand % 2 == 0); - const bool include_right_endpoint = include_left_endpoint; - - // Compute k and beta. - const int minus_k = floor_log10_pow2(exponent) - float_info<T>::kappa; - const cache_entry_type cache = cache_accessor<T>::get_cached_power(-minus_k); - const int beta = exponent + floor_log2_pow10(-minus_k); - - // Compute zi and deltai. - // 10^kappa <= deltai < 10^(kappa + 1) - const uint32_t deltai = cache_accessor<T>::compute_delta(cache, beta); - const carrier_uint two_fc = significand << 1; - - // For the case of binary32, the result of integer check is not correct for - // 29711844 * 2^-82 - // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 - // and 29711844 * 2^-81 - // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, - // and they are the unique counterexamples. However, since 29711844 is even, - // this does not cause any problem for the endpoints calculations; it can only - // cause a problem when we need to perform integer check for the center. - // Fortunately, with these inputs, that branch is never executed, so we are - // fine. - const typename cache_accessor<T>::compute_mul_result z_mul = - cache_accessor<T>::compute_mul((two_fc | 1) << beta, cache); - - // Step 2: Try larger divisor; remove trailing zeros if necessary. - - // Using an upper bound on zi, we might be able to optimize the division - // better than the compiler; we are computing zi / big_divisor here. - decimal_fp<T> ret_value; - ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); - uint32_t r = static_cast<uint32_t>(z_mul.result - float_info<T>::big_divisor * ret_value.significand); - - if(r < deltai) - { - // Exclude the right endpoint if necessary. - if(r == 0 && (z_mul.is_integer & !include_right_endpoint)) - { - --ret_value.significand; - r = float_info<T>::big_divisor; - goto small_divisor_case_label; - } - } - else if(r > deltai) - { - goto small_divisor_case_label; - } - else - { - // r == deltai; compare fractional parts. - const typename cache_accessor<T>::compute_mul_parity_result x_mul = - cache_accessor<T>::compute_mul_parity(two_fc - 1, cache, beta); - - if(!(x_mul.parity | (x_mul.is_integer & include_left_endpoint))) - goto small_divisor_case_label; - } - ret_value.exponent = minus_k + float_info<T>::kappa + 1; - - // We may need to remove trailing zeros. - ret_value.exponent += remove_trailing_zeros(ret_value.significand); - return ret_value; - - // Step 3: Find the significand with the smaller divisor. - - small_divisor_case_label: - ret_value.significand *= 10; - ret_value.exponent = minus_k + float_info<T>::kappa; - - uint32_t dist = r - (deltai / 2) + (float_info<T>::small_divisor / 2); - const bool approx_y_parity = ((dist ^ (float_info<T>::small_divisor / 2)) & 1) != 0; - - // Is dist divisible by 10^kappa? - const bool divisible_by_small_divisor = check_divisibility_and_divide_by_pow10<float_info<T>::kappa>(dist); - - // Add dist / 10^kappa to the significand. - ret_value.significand += dist; - - if(!divisible_by_small_divisor) - return ret_value; - - // Check z^(f) >= epsilon^(f). - // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, - // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). - // Since there are only 2 possibilities, we only need to care about the - // parity. Also, zi and r should have the same parity since the divisor - // is an even number. - const auto y_mul = cache_accessor<T>::compute_mul_parity(two_fc, cache, beta); - - // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), - // or equivalently, when y is an integer. - if(y_mul.parity != approx_y_parity) - --ret_value.significand; - else if(y_mul.is_integer & (ret_value.significand % 2 != 0)) - --ret_value.significand; - return ret_value; - } -} // namespace dragonbox - -#ifdef _MSC_VER -FMT_FUNC auto fmt_snprintf(char *buf, size_t size, const char *fmt, ...) -> int -{ - auto args = va_list(); - va_start(args, fmt); - int result = vsnprintf_s(buf, size, _TRUNCATE, fmt, args); - va_end(args); - return result; -} -#endif -} // namespace detail - -template <> -struct formatter<detail::bigint> -{ - FMT_CONSTEXPR auto parse(format_parse_context &ctx) -> format_parse_context::iterator { return ctx.begin(); } - - template <typename FormatContext> - auto format(const detail::bigint &n, FormatContext &ctx) const -> typename FormatContext::iterator - { - auto out = ctx.out(); - bool first = true; - for(auto i = n.bigits_.size(); i > 0; --i) - { - auto value = n.bigits_[i - 1u]; - if(first) - { - out = format_to(out, FMT_STRING("{:x}"), value); - first = false; - continue; - } - out = format_to(out, FMT_STRING("{:08x}"), value); - } - if(n.exp_ > 0) - out = format_to(out, FMT_STRING("p{}"), n.exp_ * detail::bigint::bigit_bits); - return out; - } -}; - -FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) -{ - for_each_codepoint( - s, - [this](uint32_t cp, string_view) - { - if(cp == invalid_code_point) - FMT_THROW(std::runtime_error("invalid utf8")); - if(cp <= 0xFFFF) - { - buffer_.push_back(static_cast<wchar_t>(cp)); - } - else - { - cp -= 0x10000; - buffer_.push_back(static_cast<wchar_t>(0xD800 + (cp >> 10))); - buffer_.push_back(static_cast<wchar_t>(0xDC00 + (cp & 0x3FF))); - } - return true; - }); - buffer_.push_back(0); -} - -FMT_FUNC void format_system_error(detail::buffer<char> &out, int error_code, const char *message) noexcept -{ - FMT_TRY - { - auto ec = std::error_code(error_code, std::generic_category()); - write(std::back_inserter(out), std::system_error(ec, message).what()); - return; - } - FMT_CATCH(...) {} - format_error_code(out, error_code, message); -} - -FMT_FUNC void report_system_error(int error_code, const char *message) noexcept -{ - report_error(format_system_error, error_code, message); -} - -FMT_FUNC std::string vformat(string_view fmt, format_args args) -{ - // Don't optimize the "{}" case to keep the binary size small and because it - // can be better optimized in fmt::format anyway. - auto buffer = memory_buffer(); - detail::vformat_to(buffer, fmt, args); - return to_string(buffer); -} - -namespace detail -{ -#ifdef _WIN32 -using dword = conditional_t<sizeof(long) == 4, unsigned long, unsigned>; -extern "C" __declspec(dllimport) int __stdcall WriteConsoleW( // - void *, - const void *, - dword, - dword *, - void *); - -FMT_FUNC bool write_console(std::FILE *f, string_view text) -{ - auto fd = _fileno(f); - if(_isatty(fd)) - { - detail::utf8_to_utf16 u16(string_view(text.data(), text.size())); - auto written = detail::dword(); - if(detail::WriteConsoleW( - reinterpret_cast<void *>(_get_osfhandle(fd)), - u16.c_str(), - static_cast<uint32_t>(u16.size()), - &written, - nullptr)) - { - return true; - } - } - // We return false if the file descriptor was not TTY, or it was but - // SetConsoleW failed which can happen if the output has been redirected to - // NUL. In both cases when we return false, we should attempt to do regular - // write via fwrite or std::ostream::write. - return false; -} -#endif - -FMT_FUNC void print(std::FILE *f, string_view text) -{ -#ifdef _WIN32 - if(write_console(f, text)) - return; -#endif - detail::fwrite_fully(text.data(), 1, text.size(), f); -} -} // namespace detail - -FMT_FUNC void vprint(std::FILE *f, string_view format_str, format_args args) -{ - memory_buffer buffer; - detail::vformat_to(buffer, format_str, args); - detail::print(f, {buffer.data(), buffer.size()}); -} - -#ifdef _WIN32 -// Print assuming legacy (non-Unicode) encoding. -FMT_FUNC void detail::vprint_mojibake(std::FILE *f, string_view format_str, format_args args) -{ - memory_buffer buffer; - detail::vformat_to(buffer, format_str, basic_format_args<buffer_context<char>>(args)); - fwrite_fully(buffer.data(), 1, buffer.size(), f); -} -#endif - -FMT_FUNC void vprint(string_view format_str, format_args args) -{ - vprint(stdout, format_str, args); -} - -namespace detail -{ - -struct singleton -{ - unsigned char upper; - unsigned char lower_count; -}; - -inline auto is_printable( - uint16_t x, - const singleton *singletons, - size_t singletons_size, - const unsigned char *singleton_lowers, - const unsigned char *normal, - size_t normal_size) -> bool -{ - auto upper = x >> 8; - auto lower_start = 0; - for(size_t i = 0; i < singletons_size; ++i) - { - auto s = singletons[i]; - auto lower_end = lower_start + s.lower_count; - if(upper < s.upper) - break; - if(upper == s.upper) - { - for(auto j = lower_start; j < lower_end; ++j) - { - if(singleton_lowers[j] == (x & 0xff)) - return false; - } - } - lower_start = lower_end; - } - - auto xsigned = static_cast<int>(x); - auto current = true; - for(size_t i = 0; i < normal_size; ++i) - { - auto v = static_cast<int>(normal[i]); - auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; - xsigned -= len; - if(xsigned < 0) - break; - current = !current; - } - return current; -} - -// This code is generated by support/printable.py. -FMT_FUNC auto is_printable(uint32_t cp) -> bool -{ - static constexpr singleton singletons0[] = { - {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, {0x09, 17}, {0x0a, 28}, {0x0b, 25}, - {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, - {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, {0x20, 3}, {0x2b, 3}, {0x2c, 2}, - {0x2d, 11}, {0x2e, 1}, {0x30, 3}, {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, - {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, - }; - static constexpr unsigned char singletons0_lower[] = { - 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, - 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, - 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, - 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, - 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, - 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, - 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, - 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, - 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, - 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, - 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, - 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, - 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, - 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, - 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, - 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, - 0xfe, 0xff, - }; - static constexpr singleton singletons1[] = { - {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, - {0x11, 2}, {0x12, 5}, {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, {0x1d, 8}, {0x24, 1}, - {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, - {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, {0xfa, 2}, {0xfb, 1}, - }; - static constexpr unsigned char singletons1_lower[] = { - 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, - 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, - 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, - 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, - 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, - 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, - 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, - 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, - 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, - 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, - }; - static constexpr unsigned char normal0[] = { - 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, - 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, - 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, - 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, - 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, - 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, - 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, - 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, - 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, - 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, - 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, - 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, - 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, - 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, - 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, - 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, - 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, - 0x03, 0x0f, 0x0d, - }; - static constexpr unsigned char normal1[] = { - 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, - 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, - 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, - 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, - 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, - 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, - 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, - 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, - 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, - 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, - 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, - 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, - 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, - 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, - 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, - 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, - 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, - 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, - 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, - 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, - 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, - 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, - 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, - 0xcb, 0x25, 0x0a, 0x84, 0x06, - }; - auto lower = static_cast<uint16_t>(cp); - if(cp < 0x10000) - { - return is_printable( - lower, - singletons0, - sizeof(singletons0) / sizeof(*singletons0), - singletons0_lower, - normal0, - sizeof(normal0)); - } - if(cp < 0x20000) - { - return is_printable( - lower, - singletons1, - sizeof(singletons1) / sizeof(*singletons1), - singletons1_lower, - normal1, - sizeof(normal1)); - } - if(0x2a6de <= cp && cp < 0x2a700) - return false; - if(0x2b735 <= cp && cp < 0x2b740) - return false; - if(0x2b81e <= cp && cp < 0x2b820) - return false; - if(0x2cea2 <= cp && cp < 0x2ceb0) - return false; - if(0x2ebe1 <= cp && cp < 0x2f800) - return false; - if(0x2fa1e <= cp && cp < 0x30000) - return false; - if(0x3134b <= cp && cp < 0xe0100) - return false; - if(0xe01f0 <= cp && cp < 0x110000) - return false; - return cp < 0x110000; -} - -} // namespace detail - -FMT_END_NAMESPACE - -#endif // FMT_FORMAT_INL_H_ diff --git a/include/spdlog/fmt/bundled/format.h b/include/spdlog/fmt/bundled/format.h deleted file mode 100644 index 6d296484b..000000000 --- a/include/spdlog/fmt/bundled/format.h +++ /dev/null @@ -1,4767 +0,0 @@ -/* - Formatting library for C++ - - Copyright (c) 2012 - present, Victor Zverovich - - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - "Software"), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: - - The above copyright notice and this permission notice shall be - included in all copies or substantial portions of the Software. - - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - - --- Optional exception to the license --- - - As an exception, if, as a result of your compiling your source code, portions - of this Software are embedded into a machine-executable object form of such - source code, you may redistribute such embedded portions in such object form - without including the above copyright and permission notices. - */ - -#ifndef FMT_FORMAT_H_ -#define FMT_FORMAT_H_ - -#include <cmath> // std::signbit -#include <cstdint> // uint32_t -#include <cstring> // std::memcpy -#include <limits> // std::numeric_limits -#include <memory> // std::uninitialized_copy -#include <stdexcept> // std::runtime_error -#include <system_error> // std::system_error - -#ifdef __cpp_lib_bit_cast -#include <bit> // std::bitcast -#endif - -#include "core.h" - -#if FMT_GCC_VERSION -#define FMT_GCC_VISIBILITY_HIDDEN __attribute__((visibility("hidden"))) -#else -#define FMT_GCC_VISIBILITY_HIDDEN -#endif - -#ifdef __NVCC__ -#define FMT_CUDA_VERSION (__CUDACC_VER_MAJOR__ * 100 + __CUDACC_VER_MINOR__) -#else -#define FMT_CUDA_VERSION 0 -#endif - -#ifdef __has_builtin -#define FMT_HAS_BUILTIN(x) __has_builtin(x) -#else -#define FMT_HAS_BUILTIN(x) 0 -#endif - -#if FMT_GCC_VERSION || FMT_CLANG_VERSION -#define FMT_NOINLINE __attribute__((noinline)) -#else -#define FMT_NOINLINE -#endif - -#if FMT_MSC_VERSION -#define FMT_MSC_DEFAULT = default -#else -#define FMT_MSC_DEFAULT -#endif - -#ifndef FMT_THROW -#if FMT_EXCEPTIONS -#if FMT_MSC_VERSION || defined(__NVCC__) -FMT_BEGIN_NAMESPACE -namespace detail -{ -template <typename Exception> -inline void do_throw(const Exception &x) -{ - // Silence unreachable code warnings in MSVC and NVCC because these - // are nearly impossible to fix in a generic code. - volatile bool b = true; - if(b) - throw x; -} -} // namespace detail -FMT_END_NAMESPACE -#define FMT_THROW(x) detail::do_throw(x) -#else -#define FMT_THROW(x) throw x -#endif -#else -#define FMT_THROW(x) \ - do \ - { \ - FMT_ASSERT(false, (x).what()); \ - } while(false) -#endif -#endif - -#if FMT_EXCEPTIONS -#define FMT_TRY try -#define FMT_CATCH(x) catch(x) -#else -#define FMT_TRY if(true) -#define FMT_CATCH(x) if(false) -#endif - -#ifndef FMT_MAYBE_UNUSED -#if FMT_HAS_CPP17_ATTRIBUTE(maybe_unused) -#define FMT_MAYBE_UNUSED [[maybe_unused]] -#else -#define FMT_MAYBE_UNUSED -#endif -#endif - -#ifndef FMT_USE_USER_DEFINED_LITERALS -// EDG based compilers (Intel, NVIDIA, Elbrus, etc), GCC and MSVC support UDLs. -#if(FMT_HAS_FEATURE(cxx_user_literals) || FMT_GCC_VERSION >= 407 || FMT_MSC_VERSION >= 1900) && \ - (!defined(__EDG_VERSION__) || __EDG_VERSION__ >= /* UDL feature */ 480) -#define FMT_USE_USER_DEFINED_LITERALS 1 -#else -#define FMT_USE_USER_DEFINED_LITERALS 0 -#endif -#endif - -// Defining FMT_REDUCE_INT_INSTANTIATIONS to 1, will reduce the number of -// integer formatter template instantiations to just one by only using the -// largest integer type. This results in a reduction in binary size but will -// cause a decrease in integer formatting performance. -#if !defined(FMT_REDUCE_INT_INSTANTIATIONS) -#define FMT_REDUCE_INT_INSTANTIATIONS 0 -#endif - -// __builtin_clz is broken in clang with Microsoft CodeGen: -// https://github.com/fmtlib/fmt/issues/519. -#if !FMT_MSC_VERSION -#if FMT_HAS_BUILTIN(__builtin_clz) || FMT_GCC_VERSION || FMT_ICC_VERSION -#define FMT_BUILTIN_CLZ(n) __builtin_clz(n) -#endif -#if FMT_HAS_BUILTIN(__builtin_clzll) || FMT_GCC_VERSION || FMT_ICC_VERSION -#define FMT_BUILTIN_CLZLL(n) __builtin_clzll(n) -#endif -#endif - -// __builtin_ctz is broken in Intel Compiler Classic on Windows: -// https://github.com/fmtlib/fmt/issues/2510. -#ifndef __ICL -#if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || defined(__NVCOMPILER) -#define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) -#endif -#if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || FMT_ICC_VERSION || defined(__NVCOMPILER) -#define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) -#endif -#endif - -#if FMT_MSC_VERSION -#include <intrin.h> // _BitScanReverse[64], _BitScanForward[64], _umul128 -#endif - -// Some compilers masquerade as both MSVC and GCC-likes or otherwise support -// __builtin_clz and __builtin_clzll, so only define FMT_BUILTIN_CLZ using the -// MSVC intrinsics if the clz and clzll builtins are not available. -#if FMT_MSC_VERSION && !defined(FMT_BUILTIN_CLZLL) && !defined(FMT_BUILTIN_CTZLL) -FMT_BEGIN_NAMESPACE -namespace detail -{ -// Avoid Clang with Microsoft CodeGen's -Wunknown-pragmas warning. -#if !defined(__clang__) -#pragma intrinsic(_BitScanForward) -#pragma intrinsic(_BitScanReverse) -#if defined(_WIN64) -#pragma intrinsic(_BitScanForward64) -#pragma intrinsic(_BitScanReverse64) -#endif -#endif - -inline auto clz(uint32_t x) -> int -{ - unsigned long r = 0; - _BitScanReverse(&r, x); - FMT_ASSERT(x != 0, ""); - // Static analysis complains about using uninitialized data - // "r", but the only way that can happen is if "x" is 0, - // which the callers guarantee to not happen. - FMT_MSC_WARNING(suppress : 6102) - return 31 ^ static_cast<int>(r); -} -#define FMT_BUILTIN_CLZ(n) detail::clz(n) - -inline auto clzll(uint64_t x) -> int -{ - unsigned long r = 0; -#ifdef _WIN64 - _BitScanReverse64(&r, x); -#else - // Scan the high 32 bits. - if(_BitScanReverse(&r, static_cast<uint32_t>(x >> 32))) - return 63 ^ (r + 32); - // Scan the low 32 bits. - _BitScanReverse(&r, static_cast<uint32_t>(x)); -#endif - FMT_ASSERT(x != 0, ""); - FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. - return 63 ^ static_cast<int>(r); -} -#define FMT_BUILTIN_CLZLL(n) detail::clzll(n) - -inline auto ctz(uint32_t x) -> int -{ - unsigned long r = 0; - _BitScanForward(&r, x); - FMT_ASSERT(x != 0, ""); - FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. - return static_cast<int>(r); -} -#define FMT_BUILTIN_CTZ(n) detail::ctz(n) - -inline auto ctzll(uint64_t x) -> int -{ - unsigned long r = 0; - FMT_ASSERT(x != 0, ""); - FMT_MSC_WARNING(suppress : 6102) // Suppress a bogus static analysis warning. -#ifdef _WIN64 - _BitScanForward64(&r, x); -#else - // Scan the low 32 bits. - if(_BitScanForward(&r, static_cast<uint32_t>(x))) - return static_cast<int>(r); - // Scan the high 32 bits. - _BitScanForward(&r, static_cast<uint32_t>(x >> 32)); - r += 32; -#endif - return static_cast<int>(r); -} -#define FMT_BUILTIN_CTZLL(n) detail::ctzll(n) -} // namespace detail -FMT_END_NAMESPACE -#endif - -FMT_BEGIN_NAMESPACE -namespace detail -{ - -FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) -{ - ignore_unused(condition); -#ifdef FMT_FUZZ - if(condition) - throw std::runtime_error("fuzzing limit reached"); -#endif -} - -template <typename CharT, CharT... C> -struct string_literal -{ - static constexpr CharT value[sizeof...(C)] = {C...}; - constexpr operator basic_string_view<CharT>() const { return {value, sizeof...(C)}; } -}; - -#if FMT_CPLUSPLUS < 201703L -template <typename CharT, CharT... C> -constexpr CharT string_literal<CharT, C...>::value[sizeof...(C)]; -#endif - -template <typename Streambuf> -class formatbuf : public Streambuf -{ -private: - using char_type = typename Streambuf::char_type; - using streamsize = decltype(std::declval<Streambuf>().sputn(nullptr, 0)); - using int_type = typename Streambuf::int_type; - using traits_type = typename Streambuf::traits_type; - - buffer<char_type> &buffer_; - -public: - explicit formatbuf(buffer<char_type> &buf) : buffer_(buf) {} - -protected: - // The put area is always empty. This makes the implementation simpler and has - // the advantage that the streambuf and the buffer are always in sync and - // sputc never writes into uninitialized memory. A disadvantage is that each - // call to sputc always results in a (virtual) call to overflow. There is no - // disadvantage here for sputn since this always results in a call to xsputn. - - auto overflow(int_type ch) -> int_type override - { - if(!traits_type::eq_int_type(ch, traits_type::eof())) - buffer_.push_back(static_cast<char_type>(ch)); - return ch; - } - - auto xsputn(const char_type *s, streamsize count) -> streamsize override - { - buffer_.append(s, s + count); - return count; - } -}; - -// Implementation of std::bit_cast for pre-C++20. -template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) == sizeof(From))> -FMT_CONSTEXPR20 auto bit_cast(const From &from) -> To -{ -#ifdef __cpp_lib_bit_cast - if(is_constant_evaluated()) - return std::bit_cast<To>(from); -#endif - auto to = To(); - // The cast suppresses a bogus -Wclass-memaccess on GCC. - std::memcpy(static_cast<void *>(&to), &from, sizeof(to)); - return to; -} - -inline auto is_big_endian() -> bool -{ -#ifdef _WIN32 - return false; -#elif defined(__BIG_ENDIAN__) - return true; -#elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) - return __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__; -#else - struct bytes - { - char data[sizeof(int)]; - }; - return bit_cast<bytes>(1).data[0] == 0; -#endif -} - -class uint128_fallback -{ -private: - uint64_t lo_, hi_; - - friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept; - -public: - constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} - constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} - - constexpr uint64_t high() const noexcept { return hi_; } - constexpr uint64_t low() const noexcept { return lo_; } - - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - constexpr explicit operator T() const - { - return static_cast<T>(lo_); - } - - friend constexpr auto operator==(const uint128_fallback &lhs, const uint128_fallback &rhs) -> bool - { - return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; - } - friend constexpr auto operator!=(const uint128_fallback &lhs, const uint128_fallback &rhs) -> bool - { - return !(lhs == rhs); - } - friend constexpr auto operator>(const uint128_fallback &lhs, const uint128_fallback &rhs) -> bool - { - return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; - } - friend constexpr auto operator|(const uint128_fallback &lhs, const uint128_fallback &rhs) -> uint128_fallback - { - return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; - } - friend constexpr auto operator&(const uint128_fallback &lhs, const uint128_fallback &rhs) -> uint128_fallback - { - return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; - } - friend auto operator+(const uint128_fallback &lhs, const uint128_fallback &rhs) -> uint128_fallback - { - auto result = uint128_fallback(lhs); - result += rhs; - return result; - } - friend auto operator*(const uint128_fallback &lhs, uint32_t rhs) -> uint128_fallback - { - FMT_ASSERT(lhs.hi_ == 0, ""); - uint64_t hi = (lhs.lo_ >> 32) * rhs; - uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; - uint64_t new_lo = (hi << 32) + lo; - return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; - } - friend auto operator-(const uint128_fallback &lhs, uint64_t rhs) -> uint128_fallback - { - return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; - } - FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback - { - if(shift == 64) - return {0, hi_}; - if(shift > 64) - return uint128_fallback(0, hi_) >> (shift - 64); - return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; - } - FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback - { - if(shift == 64) - return {lo_, 0}; - if(shift > 64) - return uint128_fallback(lo_, 0) << (shift - 64); - return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; - } - FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback & { return *this = *this >> shift; } - FMT_CONSTEXPR void operator+=(uint128_fallback n) - { - uint64_t new_lo = lo_ + n.lo_; - uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); - FMT_ASSERT(new_hi >= hi_, ""); - lo_ = new_lo; - hi_ = new_hi; - } - - FMT_CONSTEXPR20 uint128_fallback &operator+=(uint64_t n) noexcept - { - if(is_constant_evaluated()) - { - lo_ += n; - hi_ += (lo_ < n ? 1 : 0); - return *this; - } -#if FMT_HAS_BUILTIN(__builtin_addcll) && !defined(__ibmxl__) - unsigned long long carry; - lo_ = __builtin_addcll(lo_, n, 0, &carry); - hi_ += carry; -#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) && !defined(__ibmxl__) - unsigned long long result; - auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); - lo_ = result; - hi_ += carry; -#elif defined(_MSC_VER) && defined(_M_X64) - auto carry = _addcarry_u64(0, lo_, n, &lo_); - _addcarry_u64(carry, hi_, 0, &hi_); -#else - lo_ += n; - hi_ += (lo_ < n ? 1 : 0); -#endif - return *this; - } -}; - -using uint128_t = conditional_t<FMT_USE_INT128, uint128_opt, uint128_fallback>; - -#ifdef UINTPTR_MAX -using uintptr_t = ::uintptr_t; -#else -using uintptr_t = uint128_t; -#endif - -// Returns the largest possible value for type T. Same as -// std::numeric_limits<T>::max() but shorter and not affected by the max macro. -template <typename T> -constexpr auto max_value() -> T -{ - return (std::numeric_limits<T>::max)(); -} -template <typename T> -constexpr auto num_bits() -> int -{ - return std::numeric_limits<T>::digits; -} -// std::numeric_limits<T>::digits may return 0 for 128-bit ints. -template <> -constexpr auto num_bits<int128_opt>() -> int -{ - return 128; -} -template <> -constexpr auto num_bits<uint128_t>() -> int -{ - return 128; -} - -// A heterogeneous bit_cast used for converting 96-bit long double to uint128_t -// and 128-bit pointers to uint128_fallback. -template <typename To, typename From, FMT_ENABLE_IF(sizeof(To) > sizeof(From))> -inline auto bit_cast(const From &from) -> To -{ - constexpr auto size = static_cast<int>(sizeof(From) / sizeof(unsigned)); - struct data_t - { - unsigned value[static_cast<unsigned>(size)]; - } data = bit_cast<data_t>(from); - auto result = To(); - if(const_check(is_big_endian())) - { - for(int i = 0; i < size; ++i) - result = (result << num_bits<unsigned>()) | data.value[i]; - } - else - { - for(int i = size - 1; i >= 0; --i) - result = (result << num_bits<unsigned>()) | data.value[i]; - } - return result; -} - -FMT_INLINE void assume(bool condition) -{ - (void) condition; -#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION - __builtin_assume(condition); -#endif -} - -// An approximation of iterator_t for pre-C++20 systems. -template <typename T> -using iterator_t = decltype(std::begin(std::declval<T &>())); -template <typename T> -using sentinel_t = decltype(std::end(std::declval<T &>())); - -// A workaround for std::string not having mutable data() until C++17. -template <typename Char> -inline auto get_data(std::basic_string<Char> &s) -> Char * -{ - return &s[0]; -} -template <typename Container> -inline auto get_data(Container &c) -> typename Container::value_type * -{ - return c.data(); -} - -#if defined(_SECURE_SCL) && _SECURE_SCL -// Make a checked iterator to avoid MSVC warnings. -template <typename T> -using checked_ptr = stdext::checked_array_iterator<T *>; -template <typename T> -constexpr auto make_checked(T *p, size_t size) -> checked_ptr<T> -{ - return {p, size}; -} -#else -template <typename T> -using checked_ptr = T *; -template <typename T> -constexpr auto make_checked(T *p, size_t) -> T * -{ - return p; -} -#endif - -// Attempts to reserve space for n extra characters in the output range. -// Returns a pointer to the reserved range or a reference to it. -template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)> -#if FMT_CLANG_VERSION >= 307 && !FMT_ICC_VERSION -__attribute__((no_sanitize("undefined"))) -#endif -inline auto -reserve(std::back_insert_iterator<Container> it, size_t n) -> checked_ptr<typename Container::value_type> -{ - Container &c = get_container(it); - size_t size = c.size(); - c.resize(size + n); - return make_checked(get_data(c) + size, n); -} - -template <typename T> -inline auto reserve(buffer_appender<T> it, size_t n) -> buffer_appender<T> -{ - buffer<T> &buf = get_container(it); - buf.try_reserve(buf.size() + n); - return it; -} - -template <typename Iterator> -constexpr auto reserve(Iterator &it, size_t) -> Iterator & -{ - return it; -} - -template <typename OutputIt> -using reserve_iterator = remove_reference_t<decltype(reserve(std::declval<OutputIt &>(), 0))>; - -template <typename T, typename OutputIt> -constexpr auto to_pointer(OutputIt, size_t) -> T * -{ - return nullptr; -} -template <typename T> -auto to_pointer(buffer_appender<T> it, size_t n) -> T * -{ - buffer<T> &buf = get_container(it); - auto size = buf.size(); - if(buf.capacity() < size + n) - return nullptr; - buf.try_resize(size + n); - return buf.data() + size; -} - -template <typename Container, FMT_ENABLE_IF(is_contiguous<Container>::value)> -inline auto base_iterator(std::back_insert_iterator<Container> &it, checked_ptr<typename Container::value_type>) - -> std::back_insert_iterator<Container> -{ - return it; -} - -template <typename Iterator> -constexpr auto base_iterator(Iterator, Iterator it) -> Iterator -{ - return it; -} - -// <algorithm> is spectacularly slow to compile in C++20 so use a simple fill_n -// instead (#1998). -template <typename OutputIt, typename Size, typename T> -FMT_CONSTEXPR auto fill_n(OutputIt out, Size count, const T &value) -> OutputIt -{ - for(Size i = 0; i < count; ++i) - *out++ = value; - return out; -} -template <typename T, typename Size> -FMT_CONSTEXPR20 auto fill_n(T *out, Size count, char value) -> T * -{ - if(is_constant_evaluated()) - { - return fill_n<T *, Size, T>(out, count, value); - } - std::memset(out, value, to_unsigned(count)); - return out + count; -} - -#ifdef __cpp_char8_t -using char8_type = char8_t; -#else -enum char8_type : unsigned char -{ -}; -#endif - -template <typename OutChar, typename InputIt, typename OutputIt> -FMT_CONSTEXPR FMT_NOINLINE auto copy_str_noinline(InputIt begin, InputIt end, OutputIt out) -> OutputIt -{ - return copy_str<OutChar>(begin, end, out); -} - -// A public domain branchless UTF-8 decoder by Christopher Wellons: -// https://github.com/skeeto/branchless-utf8 -/* Decode the next character, c, from s, reporting errors in e. - * - * Since this is a branchless decoder, four bytes will be read from the - * buffer regardless of the actual length of the next character. This - * means the buffer _must_ have at least three bytes of zero padding - * following the end of the data stream. - * - * Errors are reported in e, which will be non-zero if the parsed - * character was somehow invalid: invalid byte sequence, non-canonical - * encoding, or a surrogate half. - * - * The function returns a pointer to the next character. When an error - * occurs, this pointer will be a guess that depends on the particular - * error, but it will always advance at least one byte. - */ -FMT_CONSTEXPR inline auto utf8_decode(const char *s, uint32_t *c, int *e) -> const char * -{ - constexpr const int masks[] = {0x00, 0x7f, 0x1f, 0x0f, 0x07}; - constexpr const uint32_t mins[] = {4194304, 0, 128, 2048, 65536}; - constexpr const int shiftc[] = {0, 18, 12, 6, 0}; - constexpr const int shifte[] = {0, 6, 4, 2, 0}; - - int len = code_point_length_impl(*s); - // Compute the pointer to the next character early so that the next - // iteration can start working on the next character. Neither Clang - // nor GCC figure out this reordering on their own. - const char *next = s + len + !len; - - using uchar = unsigned char; - - // Assume a four-byte character and load four bytes. Unused bits are - // shifted out. - *c = uint32_t(uchar(s[0]) & masks[len]) << 18; - *c |= uint32_t(uchar(s[1]) & 0x3f) << 12; - *c |= uint32_t(uchar(s[2]) & 0x3f) << 6; - *c |= uint32_t(uchar(s[3]) & 0x3f) << 0; - *c >>= shiftc[len]; - - // Accumulate the various error conditions. - *e = (*c < mins[len]) << 6; // non-canonical encoding - *e |= ((*c >> 11) == 0x1b) << 7; // surrogate half? - *e |= (*c > 0x10FFFF) << 8; // out of range? - *e |= (uchar(s[1]) & 0xc0) >> 2; - *e |= (uchar(s[2]) & 0xc0) >> 4; - *e |= uchar(s[3]) >> 6; - *e ^= 0x2a; // top two bits of each tail byte correct? - *e >>= shifte[len]; - - return next; -} - -constexpr uint32_t invalid_code_point = ~uint32_t(); - -// Invokes f(cp, sv) for every code point cp in s with sv being the string view -// corresponding to the code point. cp is invalid_code_point on error. -template <typename F> -FMT_CONSTEXPR void for_each_codepoint(string_view s, F f) -{ - auto decode = [f](const char *buf_ptr, const char *ptr) - { - auto cp = uint32_t(); - auto error = 0; - auto end = utf8_decode(buf_ptr, &cp, &error); - bool result = f(error ? invalid_code_point : cp, string_view(ptr, error ? 1 : to_unsigned(end - buf_ptr))); - return result ? (error ? buf_ptr + 1 : end) : nullptr; - }; - auto p = s.data(); - const size_t block_size = 4; // utf8_decode always reads blocks of 4 chars. - if(s.size() >= block_size) - { - for(auto end = p + s.size() - block_size + 1; p < end;) - { - p = decode(p, p); - if(!p) - return; - } - } - if(auto num_chars_left = s.data() + s.size() - p) - { - char buf[2 * block_size - 1] = {}; - copy_str<char>(p, p + num_chars_left, buf); - const char *buf_ptr = buf; - do - { - auto end = decode(buf_ptr, p); - if(!end) - return; - p += end - buf_ptr; - buf_ptr = end; - } while(buf_ptr - buf < num_chars_left); - } -} - -template <typename Char> -inline auto compute_width(basic_string_view<Char> s) -> size_t -{ - return s.size(); -} - -// Computes approximate display width of a UTF-8 string. -FMT_CONSTEXPR inline size_t compute_width(string_view s) -{ - size_t num_code_points = 0; - // It is not a lambda for compatibility with C++14. - struct count_code_points - { - size_t *count; - FMT_CONSTEXPR auto operator()(uint32_t cp, string_view) const -> bool - { - *count += detail::to_unsigned( - 1 + (cp >= 0x1100 && (cp <= 0x115f || // Hangul Jamo init. consonants - cp == 0x2329 || // LEFT-POINTING ANGLE BRACKET - cp == 0x232a || // RIGHT-POINTING ANGLE BRACKET - // CJK ... Yi except IDEOGRAPHIC HALF FILL SPACE: - (cp >= 0x2e80 && cp <= 0xa4cf && cp != 0x303f) || - (cp >= 0xac00 && cp <= 0xd7a3) || // Hangul Syllables - (cp >= 0xf900 && cp <= 0xfaff) || // CJK Compatibility Ideographs - (cp >= 0xfe10 && cp <= 0xfe19) || // Vertical Forms - (cp >= 0xfe30 && cp <= 0xfe6f) || // CJK Compatibility Forms - (cp >= 0xff00 && cp <= 0xff60) || // Fullwidth Forms - (cp >= 0xffe0 && cp <= 0xffe6) || // Fullwidth Forms - (cp >= 0x20000 && cp <= 0x2fffd) || // CJK - (cp >= 0x30000 && cp <= 0x3fffd) || - // Miscellaneous Symbols and Pictographs + Emoticons: - (cp >= 0x1f300 && cp <= 0x1f64f) || - // Supplemental Symbols and Pictographs: - (cp >= 0x1f900 && cp <= 0x1f9ff)))); - return true; - } - }; - for_each_codepoint(s, count_code_points{&num_code_points}); - return num_code_points; -} - -inline auto compute_width(basic_string_view<char8_type> s) -> size_t -{ - return compute_width(string_view(reinterpret_cast<const char *>(s.data()), s.size())); -} - -template <typename Char> -inline auto code_point_index(basic_string_view<Char> s, size_t n) -> size_t -{ - size_t size = s.size(); - return n < size ? n : size; -} - -// Calculates the index of the nth code point in a UTF-8 string. -inline auto code_point_index(string_view s, size_t n) -> size_t -{ - const char *data = s.data(); - size_t num_code_points = 0; - for(size_t i = 0, size = s.size(); i != size; ++i) - { - if((data[i] & 0xc0) != 0x80 && ++num_code_points > n) - return i; - } - return s.size(); -} - -inline auto code_point_index(basic_string_view<char8_type> s, size_t n) -> size_t -{ - return code_point_index(string_view(reinterpret_cast<const char *>(s.data()), s.size()), n); -} - -#ifndef FMT_USE_FLOAT128 -#ifdef __SIZEOF_FLOAT128__ -#define FMT_USE_FLOAT128 1 -#else -#define FMT_USE_FLOAT128 0 -#endif -#endif -#if FMT_USE_FLOAT128 -using float128 = __float128; -#else -using float128 = void; -#endif -template <typename T> -using is_float128 = std::is_same<T, float128>; - -template <typename T> -using is_floating_point = bool_constant<std::is_floating_point<T>::value || is_float128<T>::value>; - -template <typename T, bool = std::is_floating_point<T>::value> -struct is_fast_float : bool_constant<std::numeric_limits<T>::is_iec559 && sizeof(T) <= sizeof(double)> -{ -}; -template <typename T> -struct is_fast_float<T, false> : std::false_type -{ -}; - -template <typename T> -using is_double_double = bool_constant<std::numeric_limits<T>::digits == 106>; - -#ifndef FMT_USE_FULL_CACHE_DRAGONBOX -#define FMT_USE_FULL_CACHE_DRAGONBOX 0 -#endif - -template <typename T> -template <typename U> -void buffer<T>::append(const U *begin, const U *end) -{ - while(begin != end) - { - auto count = to_unsigned(end - begin); - try_reserve(size_ + count); - auto free_cap = capacity_ - size_; - if(free_cap < count) - count = free_cap; - std::uninitialized_copy_n(begin, count, make_checked(ptr_ + size_, count)); - size_ += count; - begin += count; - } -} - -template <typename T, typename Enable = void> -struct is_locale : std::false_type -{ -}; -template <typename T> -struct is_locale<T, void_t<decltype(T::classic())>> : std::true_type -{ -}; -} // namespace detail - -FMT_MODULE_EXPORT_BEGIN - -// The number of characters to store in the basic_memory_buffer object itself -// to avoid dynamic memory allocation. -enum -{ - inline_buffer_size = 500 -}; - -/** - \rst - A dynamically growing memory buffer for trivially copyable/constructible types - with the first ``SIZE`` elements stored in the object itself. - - You can use the ``memory_buffer`` type alias for ``char`` instead. - - **Example**:: - - auto out = fmt::memory_buffer(); - format_to(std::back_inserter(out), "The answer is {}.", 42); - - This will append the following output to the ``out`` object: - - .. code-block:: none - - The answer is 42. - - The output can be converted to an ``std::string`` with ``to_string(out)``. - \endrst - */ -template <typename T, size_t SIZE = inline_buffer_size, typename Allocator = std::allocator<T>> -class basic_memory_buffer final : public detail::buffer<T> -{ -private: - T store_[SIZE]; - - // Don't inherit from Allocator avoid generating type_info for it. - Allocator alloc_; - - // Deallocate memory allocated by the buffer. - FMT_CONSTEXPR20 void deallocate() - { - T *data = this->data(); - if(data != store_) - alloc_.deallocate(data, this->capacity()); - } - -protected: - FMT_CONSTEXPR20 void grow(size_t size) override; - -public: - using value_type = T; - using const_reference = const T &; - - FMT_CONSTEXPR20 explicit basic_memory_buffer(const Allocator &alloc = Allocator()) : alloc_(alloc) - { - this->set(store_, SIZE); - if(detail::is_constant_evaluated()) - detail::fill_n(store_, SIZE, T()); - } - FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } - -private: - // Move data from other to this buffer. - FMT_CONSTEXPR20 void move(basic_memory_buffer &other) - { - alloc_ = std::move(other.alloc_); - T *data = other.data(); - size_t size = other.size(), capacity = other.capacity(); - if(data == other.store_) - { - this->set(store_, capacity); - detail::copy_str<T>(other.store_, other.store_ + size, detail::make_checked(store_, capacity)); - } - else - { - this->set(data, capacity); - // Set pointer to the inline array so that delete is not called - // when deallocating. - other.set(other.store_, 0); - other.clear(); - } - this->resize(size); - } - -public: - /** - \rst - Constructs a :class:`fmt::basic_memory_buffer` object moving the content - of the other object to it. - \endrst - */ - FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer &&other) noexcept { move(other); } - - /** - \rst - Moves the content of the other ``basic_memory_buffer`` object to this one. - \endrst - */ - auto operator=(basic_memory_buffer &&other) noexcept -> basic_memory_buffer & - { - FMT_ASSERT(this != &other, ""); - deallocate(); - move(other); - return *this; - } - - // Returns a copy of the allocator associated with this buffer. - auto get_allocator() const -> Allocator { return alloc_; } - - /** - Resizes the buffer to contain *count* elements. If T is a POD type new - elements may not be initialized. - */ - FMT_CONSTEXPR20 void resize(size_t count) { this->try_resize(count); } - - /** Increases the buffer capacity to *new_capacity*. */ - void reserve(size_t new_capacity) { this->try_reserve(new_capacity); } - - // Directly append data into the buffer - using detail::buffer<T>::append; - template <typename ContiguousRange> - void append(const ContiguousRange &range) - { - append(range.data(), range.data() + range.size()); - } -}; - -template <typename T, size_t SIZE, typename Allocator> -FMT_CONSTEXPR20 void basic_memory_buffer<T, SIZE, Allocator>::grow(size_t size) -{ - detail::abort_fuzzing_if(size > 5000); - const size_t max_size = std::allocator_traits<Allocator>::max_size(alloc_); - size_t old_capacity = this->capacity(); - size_t new_capacity = old_capacity + old_capacity / 2; - if(size > new_capacity) - new_capacity = size; - else if(new_capacity > max_size) - new_capacity = size > max_size ? size : max_size; - T *old_data = this->data(); - T *new_data = std::allocator_traits<Allocator>::allocate(alloc_, new_capacity); - // The following code doesn't throw, so the raw pointer above doesn't leak. - std::uninitialized_copy(old_data, old_data + this->size(), detail::make_checked(new_data, new_capacity)); - this->set(new_data, new_capacity); - // deallocate must not throw according to the standard, but even if it does, - // the buffer already uses the new storage and will deallocate it in - // destructor. - if(old_data != store_) - alloc_.deallocate(old_data, old_capacity); -} - -using memory_buffer = basic_memory_buffer<char>; - -template <typename T, size_t SIZE, typename Allocator> -struct is_contiguous<basic_memory_buffer<T, SIZE, Allocator>> : std::true_type -{ -}; - -namespace detail -{ -#ifdef _WIN32 -FMT_API bool write_console(std::FILE *f, string_view text); -#endif -FMT_API void print(std::FILE *, string_view); -} // namespace detail - -/** A formatting error such as invalid format string. */ -FMT_CLASS_API -class FMT_API format_error : public std::runtime_error -{ -public: - explicit format_error(const char *message) : std::runtime_error(message) {} - explicit format_error(const std::string &message) : std::runtime_error(message) {} - format_error(const format_error &) = default; - format_error &operator=(const format_error &) = default; - format_error(format_error &&) = default; - format_error &operator=(format_error &&) = default; - ~format_error() noexcept override FMT_MSC_DEFAULT; -}; - -namespace detail_exported -{ -#if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <typename Char, size_t N> -struct fixed_string -{ - constexpr fixed_string(const Char (&str)[N]) - { - detail::copy_str<Char, const Char *, Char *>(static_cast<const Char *>(str), str + N, data); - } - Char data[N] = {}; -}; -#endif - -// Converts a compile-time string to basic_string_view. -template <typename Char, size_t N> -constexpr auto compile_string_to_view(const Char (&s)[N]) -> basic_string_view<Char> -{ - // Remove trailing NUL character if needed. Won't be present if this is used - // with a raw character array (i.e. not defined as a string). - return {s, N - (std::char_traits<Char>::to_int_type(s[N - 1]) == 0 ? 1 : 0)}; -} -template <typename Char> -constexpr auto compile_string_to_view(detail::std_string_view<Char> s) -> basic_string_view<Char> -{ - return {s.data(), s.size()}; -} -} // namespace detail_exported - -FMT_BEGIN_DETAIL_NAMESPACE - -template <typename T> -struct is_integral : std::is_integral<T> -{ -}; -template <> -struct is_integral<int128_opt> : std::true_type -{ -}; -template <> -struct is_integral<uint128_t> : std::true_type -{ -}; - -template <typename T> -using is_signed = std::integral_constant<bool, std::numeric_limits<T>::is_signed || std::is_same<T, int128_opt>::value>; - -// Returns true if value is negative, false otherwise. -// Same as `value < 0` but doesn't produce warnings if T is an unsigned type. -template <typename T, FMT_ENABLE_IF(is_signed<T>::value)> -constexpr auto is_negative(T value) -> bool -{ - return value < 0; -} -template <typename T, FMT_ENABLE_IF(!is_signed<T>::value)> -constexpr auto is_negative(T) -> bool -{ - return false; -} - -template <typename T> -FMT_CONSTEXPR auto is_supported_floating_point(T) -> bool -{ - if(std::is_same<T, float>()) - return FMT_USE_FLOAT; - if(std::is_same<T, double>()) - return FMT_USE_DOUBLE; - if(std::is_same<T, long double>()) - return FMT_USE_LONG_DOUBLE; - return true; -} - -// Smallest of uint32_t, uint64_t, uint128_t that is large enough to -// represent all values of an integral type T. -template <typename T> -using uint32_or_64_or_128_t = conditional_t< - num_bits<T>() <= 32 && !FMT_REDUCE_INT_INSTANTIATIONS, - uint32_t, - conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>>; -template <typename T> -using uint64_or_128_t = conditional_t<num_bits<T>() <= 64, uint64_t, uint128_t>; - -#define FMT_POWERS_OF_10(factor) \ - factor * 10, (factor) *100, (factor) *1000, (factor) *10000, (factor) *100000, (factor) *1000000, \ - (factor) *10000000, (factor) *100000000, (factor) *1000000000 - -// Converts value in the range [0, 100) to a string. -constexpr const char *digits2(size_t value) -{ - // GCC generates slightly better code when value is pointer-size. - return &"0001020304050607080910111213141516171819" - "2021222324252627282930313233343536373839" - "4041424344454647484950515253545556575859" - "6061626364656667686970717273747576777879" - "8081828384858687888990919293949596979899"[value * 2]; -} - -// Sign is a template parameter to workaround a bug in gcc 4.8. -template <typename Char, typename Sign> -constexpr Char sign(Sign s) -{ -#if !FMT_GCC_VERSION || FMT_GCC_VERSION >= 604 - static_assert(std::is_same<Sign, sign_t>::value, ""); -#endif - return static_cast<Char>("\0-+ "[s]); -} - -template <typename T> -FMT_CONSTEXPR auto count_digits_fallback(T n) -> int -{ - int count = 1; - for(;;) - { - // Integer division is slow so do it for a group of four digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - if(n < 10) - return count; - if(n < 100) - return count + 1; - if(n < 1000) - return count + 2; - if(n < 10000) - return count + 3; - n /= 10000u; - count += 4; - } -} -#if FMT_USE_INT128 -FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int -{ - return count_digits_fallback(n); -} -#endif - -#ifdef FMT_BUILTIN_CLZLL -// It is a separate function rather than a part of count_digits to workaround -// the lack of static constexpr in constexpr functions. -inline auto do_count_digits(uint64_t n) -> int -{ - // This has comparable performance to the version by Kendall Willets - // (https://github.com/fmtlib/format-benchmark/blob/master/digits10) - // but uses smaller tables. - // Maps bsr(n) to ceil(log10(pow(2, bsr(n) + 1) - 1)). - static constexpr uint8_t bsr2log10[] = {1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, - 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, - 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, - 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; - auto t = bsr2log10[FMT_BUILTIN_CLZLL(n | 1) ^ 63]; - static constexpr const uint64_t zero_or_powers_of_10[] = { - 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), 10000000000000000000ULL}; - return t - (n < zero_or_powers_of_10[t]); -} -#endif - -// Returns the number of decimal digits in n. Leading zeros are not counted -// except for n == 0 in which case count_digits returns 1. -FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int -{ -#ifdef FMT_BUILTIN_CLZLL - if(!is_constant_evaluated()) - { - return do_count_digits(n); - } -#endif - return count_digits_fallback(n); -} - -// Counts the number of digits in n. BITS = log2(radix). -template <int BITS, typename UInt> -FMT_CONSTEXPR auto count_digits(UInt n) -> int -{ -#ifdef FMT_BUILTIN_CLZ - if(!is_constant_evaluated() && num_bits<UInt>() == 32) - return (FMT_BUILTIN_CLZ(static_cast<uint32_t>(n) | 1) ^ 31) / BITS + 1; -#endif - // Lambda avoids unreachable code warnings from NVHPC. - return [](UInt m) - { - int num_digits = 0; - do - { - ++num_digits; - } while((m >>= BITS) != 0); - return num_digits; - }(n); -} - -#ifdef FMT_BUILTIN_CLZ -// It is a separate function rather than a part of count_digits to workaround -// the lack of static constexpr in constexpr functions. -FMT_INLINE auto do_count_digits(uint32_t n) -> int -{ -// An optimization by Kendall Willets from https://bit.ly/3uOIQrB. -// This increments the upper 32 bits (log10(T) - 1) when >= T is added. -#define FMT_INC(T) (((sizeof(#T) - 1ull) << 32) - T) - static constexpr uint64_t table[] = { - FMT_INC(0), FMT_INC(0), FMT_INC(0), // 8 - FMT_INC(10), FMT_INC(10), FMT_INC(10), // 64 - FMT_INC(100), FMT_INC(100), FMT_INC(100), // 512 - FMT_INC(1000), FMT_INC(1000), FMT_INC(1000), // 4096 - FMT_INC(10000), FMT_INC(10000), FMT_INC(10000), // 32k - FMT_INC(100000), FMT_INC(100000), FMT_INC(100000), // 256k - FMT_INC(1000000), FMT_INC(1000000), FMT_INC(1000000), // 2048k - FMT_INC(10000000), FMT_INC(10000000), FMT_INC(10000000), // 16M - FMT_INC(100000000), FMT_INC(100000000), FMT_INC(100000000), // 128M - FMT_INC(1000000000), FMT_INC(1000000000), FMT_INC(1000000000), // 1024M - FMT_INC(1000000000), FMT_INC(1000000000) // 4B - }; - auto inc = table[FMT_BUILTIN_CLZ(n | 1) ^ 31]; - return static_cast<int>((n + inc) >> 32); -} -#endif - -// Optional version of count_digits for better performance on 32-bit platforms. -FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int -{ -#ifdef FMT_BUILTIN_CLZ - if(!is_constant_evaluated()) - { - return do_count_digits(n); - } -#endif - return count_digits_fallback(n); -} - -template <typename Int> -constexpr auto digits10() noexcept -> int -{ - return std::numeric_limits<Int>::digits10; -} -template <> -constexpr auto digits10<int128_opt>() noexcept -> int -{ - return 38; -} -template <> -constexpr auto digits10<uint128_t>() noexcept -> int -{ - return 38; -} - -template <typename Char> -struct thousands_sep_result -{ - std::string grouping; - Char thousands_sep; -}; - -template <typename Char> -FMT_API auto thousands_sep_impl(locale_ref loc) -> thousands_sep_result<Char>; -template <typename Char> -inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<Char> -{ - auto result = thousands_sep_impl<char>(loc); - return {result.grouping, Char(result.thousands_sep)}; -} -template <> -inline auto thousands_sep(locale_ref loc) -> thousands_sep_result<wchar_t> -{ - return thousands_sep_impl<wchar_t>(loc); -} - -template <typename Char> -FMT_API auto decimal_point_impl(locale_ref loc) -> Char; -template <typename Char> -inline auto decimal_point(locale_ref loc) -> Char -{ - return Char(decimal_point_impl<char>(loc)); -} -template <> -inline auto decimal_point(locale_ref loc) -> wchar_t -{ - return decimal_point_impl<wchar_t>(loc); -} - -// Compares two characters for equality. -template <typename Char> -auto equal2(const Char *lhs, const char *rhs) -> bool -{ - return lhs[0] == Char(rhs[0]) && lhs[1] == Char(rhs[1]); -} -inline auto equal2(const char *lhs, const char *rhs) -> bool -{ - return memcmp(lhs, rhs, 2) == 0; -} - -// Copies two characters from src to dst. -template <typename Char> -FMT_CONSTEXPR20 FMT_INLINE void copy2(Char *dst, const char *src) -{ - if(!is_constant_evaluated() && sizeof(Char) == sizeof(char)) - { - memcpy(dst, src, 2); - return; - } - *dst++ = static_cast<Char>(*src++); - *dst = static_cast<Char>(*src); -} - -template <typename Iterator> -struct format_decimal_result -{ - Iterator begin; - Iterator end; -}; - -// Formats a decimal unsigned integer value writing into out pointing to a -// buffer of specified size. The caller must ensure that the buffer is large -// enough. -template <typename Char, typename UInt> -FMT_CONSTEXPR20 auto format_decimal(Char *out, UInt value, int size) -> format_decimal_result<Char *> -{ - FMT_ASSERT(size >= count_digits(value), "invalid digit count"); - out += size; - Char *end = out; - while(value >= 100) - { - // Integer division is slow so do it for a group of two digits instead - // of for every digit. The idea comes from the talk by Alexandrescu - // "Three Optimization Tips for C++". See speed-test for a comparison. - out -= 2; - copy2(out, digits2(static_cast<size_t>(value % 100))); - value /= 100; - } - if(value < 10) - { - *--out = static_cast<Char>('0' + value); - return {out, end}; - } - out -= 2; - copy2(out, digits2(static_cast<size_t>(value))); - return {out, end}; -} - -template < - typename Char, - typename UInt, - typename Iterator, - FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<Iterator>>::value)> -FMT_CONSTEXPR inline auto format_decimal(Iterator out, UInt value, int size) -> format_decimal_result<Iterator> -{ - // Buffer is large enough to hold all digits (digits10 + 1). - Char buffer[digits10<UInt>() + 1]; - auto end = format_decimal(buffer, value, size).end; - return {out, detail::copy_str_noinline<Char>(buffer, end, out)}; -} - -template <unsigned BASE_BITS, typename Char, typename UInt> -FMT_CONSTEXPR auto format_uint(Char *buffer, UInt value, int num_digits, bool upper = false) -> Char * -{ - buffer += num_digits; - Char *end = buffer; - do - { - const char *digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; - unsigned digit = static_cast<unsigned>(value & ((1 << BASE_BITS) - 1)); - *--buffer = static_cast<Char>(BASE_BITS < 4 ? static_cast<char>('0' + digit) : digits[digit]); - } while((value >>= BASE_BITS) != 0); - return end; -} - -template <unsigned BASE_BITS, typename Char, typename It, typename UInt> -inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) -> It -{ - if(auto ptr = to_pointer<Char>(out, to_unsigned(num_digits))) - { - format_uint<BASE_BITS>(ptr, value, num_digits, upper); - return out; - } - // Buffer should be large enough to hold all digits (digits / BASE_BITS + 1). - char buffer[num_bits<UInt>() / BASE_BITS + 1]; - format_uint<BASE_BITS>(buffer, value, num_digits, upper); - return detail::copy_str_noinline<Char>(buffer, buffer + num_digits, out); -} - -// A converter from UTF-8 to UTF-16. -class utf8_to_utf16 -{ -private: - basic_memory_buffer<wchar_t> buffer_; - -public: - FMT_API explicit utf8_to_utf16(string_view s); - operator basic_string_view<wchar_t>() const { return {&buffer_[0], size()}; } - auto size() const -> size_t { return buffer_.size() - 1; } - auto c_str() const -> const wchar_t * { return &buffer_[0]; } - auto str() const -> std::wstring { return {&buffer_[0], size()}; } -}; - -namespace dragonbox -{ - -// Type-specific information that Dragonbox uses. -template <typename T, typename Enable = void> -struct float_info; - -template <> -struct float_info<float> -{ - using carrier_uint = uint32_t; - static const int exponent_bits = 8; - static const int kappa = 1; - static const int big_divisor = 100; - static const int small_divisor = 10; - static const int min_k = -31; - static const int max_k = 46; - static const int shorter_interval_tie_lower_threshold = -35; - static const int shorter_interval_tie_upper_threshold = -35; -}; - -template <> -struct float_info<double> -{ - using carrier_uint = uint64_t; - static const int exponent_bits = 11; - static const int kappa = 2; - static const int big_divisor = 1000; - static const int small_divisor = 100; - static const int min_k = -292; - static const int max_k = 326; - static const int shorter_interval_tie_lower_threshold = -77; - static const int shorter_interval_tie_upper_threshold = -77; -}; - -// An 80- or 128-bit floating point number. -template <typename T> -struct float_info< - T, - enable_if_t<std::numeric_limits<T>::digits == 64 || std::numeric_limits<T>::digits == 113 || is_float128<T>::value>> -{ - using carrier_uint = detail::uint128_t; - static const int exponent_bits = 15; -}; - -// A double-double floating point number. -template <typename T> -struct float_info<T, enable_if_t<is_double_double<T>::value>> -{ - using carrier_uint = detail::uint128_t; -}; - -template <typename T> -struct decimal_fp -{ - using significand_type = typename float_info<T>::carrier_uint; - significand_type significand; - int exponent; -}; - -template <typename T> -FMT_API auto to_decimal(T x) noexcept -> decimal_fp<T>; -} // namespace dragonbox - -// Returns true iff Float has the implicit bit which is not stored. -template <typename Float> -constexpr bool has_implicit_bit() -{ - // An 80-bit FP number has a 64-bit significand an no implicit bit. - return std::numeric_limits<Float>::digits != 64; -} - -// Returns the number of significand bits stored in Float. The implicit bit is -// not counted since it is not stored. -template <typename Float> -constexpr int num_significand_bits() -{ - // std::numeric_limits may not support __float128. - return is_float128<Float>() ? 112 : (std::numeric_limits<Float>::digits - (has_implicit_bit<Float>() ? 1 : 0)); -} - -template <typename Float> -constexpr auto exponent_mask() -> typename dragonbox::float_info<Float>::carrier_uint -{ - using uint = typename dragonbox::float_info<Float>::carrier_uint; - return ((uint(1) << dragonbox::float_info<Float>::exponent_bits) - 1) << num_significand_bits<Float>(); -} -template <typename Float> -constexpr auto exponent_bias() -> int -{ - // std::numeric_limits may not support __float128. - return is_float128<Float>() ? 16383 : std::numeric_limits<Float>::max_exponent - 1; -} - -// Writes the exponent exp in the form "[+-]d{2,3}" to buffer. -template <typename Char, typename It> -FMT_CONSTEXPR auto write_exponent(int exp, It it) -> It -{ - FMT_ASSERT(-10000 < exp && exp < 10000, "exponent out of range"); - if(exp < 0) - { - *it++ = static_cast<Char>('-'); - exp = -exp; - } - else - { - *it++ = static_cast<Char>('+'); - } - if(exp >= 100) - { - const char *top = digits2(to_unsigned(exp / 100)); - if(exp >= 1000) - *it++ = static_cast<Char>(top[0]); - *it++ = static_cast<Char>(top[1]); - exp %= 100; - } - const char *d = digits2(to_unsigned(exp)); - *it++ = static_cast<Char>(d[0]); - *it++ = static_cast<Char>(d[1]); - return it; -} - -// A floating-point number f * pow(2, e) where F is an unsigned type. -template <typename F> -struct basic_fp -{ - F f; - int e; - - static constexpr const int num_significand_bits = static_cast<int>(sizeof(F) * num_bits<unsigned char>()); - - constexpr basic_fp() : f(0), e(0) {} - constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} - - // Constructs fp from an IEEE754 floating-point number. - template <typename Float> - FMT_CONSTEXPR basic_fp(Float n) - { - assign(n); - } - - // Assigns n to this and return true iff predecessor is closer than successor. - template <typename Float, FMT_ENABLE_IF(!is_double_double<Float>::value)> - FMT_CONSTEXPR auto assign(Float n) -> bool - { - static_assert(std::numeric_limits<Float>::digits <= 113, "unsupported FP"); - // Assume Float is in the format [sign][exponent][significand]. - using carrier_uint = typename dragonbox::float_info<Float>::carrier_uint; - const auto num_float_significand_bits = detail::num_significand_bits<Float>(); - const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; - const auto significand_mask = implicit_bit - 1; - auto u = bit_cast<carrier_uint>(n); - f = static_cast<F>(u & significand_mask); - auto biased_e = static_cast<int>((u & exponent_mask<Float>()) >> num_float_significand_bits); - // The predecessor is closer if n is a normalized power of 2 (f == 0) - // other than the smallest normalized number (biased_e > 1). - auto is_predecessor_closer = f == 0 && biased_e > 1; - if(biased_e == 0) - biased_e = 1; // Subnormals use biased exponent 1 (min exponent). - else if(has_implicit_bit<Float>()) - f += static_cast<F>(implicit_bit); - e = biased_e - exponent_bias<Float>() - num_float_significand_bits; - if(!has_implicit_bit<Float>()) - ++e; - return is_predecessor_closer; - } - - template <typename Float, FMT_ENABLE_IF(is_double_double<Float>::value)> - FMT_CONSTEXPR auto assign(Float n) -> bool - { - static_assert(std::numeric_limits<double>::is_iec559, "unsupported FP"); - return assign(static_cast<double>(n)); - } -}; - -using fp = basic_fp<unsigned long long>; - -// Normalizes the value converted from double and multiplied by (1 << SHIFT). -template <int SHIFT = 0, typename F> -FMT_CONSTEXPR basic_fp<F> normalize(basic_fp<F> value) -{ - // Handle subnormals. - const auto implicit_bit = F(1) << num_significand_bits<double>(); - const auto shifted_implicit_bit = implicit_bit << SHIFT; - while((value.f & shifted_implicit_bit) == 0) - { - value.f <<= 1; - --value.e; - } - // Subtract 1 to account for hidden bit. - const auto offset = basic_fp<F>::num_significand_bits - num_significand_bits<double>() - SHIFT - 1; - value.f <<= offset; - value.e -= offset; - return value; -} - -// Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. -FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) -{ -#if FMT_USE_INT128 - auto product = static_cast<__uint128_t>(lhs) * rhs; - auto f = static_cast<uint64_t>(product >> 64); - return (static_cast<uint64_t>(product) & (1ULL << 63)) != 0 ? f + 1 : f; -#else - // Multiply 32-bit parts of significands. - uint64_t mask = (1ULL << 32) - 1; - uint64_t a = lhs >> 32, b = lhs & mask; - uint64_t c = rhs >> 32, d = rhs & mask; - uint64_t ac = a * c, bc = b * c, ad = a * d, bd = b * d; - // Compute mid 64-bit of result and round. - uint64_t mid = (bd >> 32) + (ad & mask) + (bc & mask) + (1U << 31); - return ac + (ad >> 32) + (bc >> 32) + (mid >> 32); -#endif -} - -FMT_CONSTEXPR inline fp operator*(fp x, fp y) -{ - return {multiply(x.f, y.f), x.e + y.e + 64}; -} - -template <typename T = void> -struct basic_data -{ - // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. - // These are generated by support/compute-powers.py. - static constexpr uint64_t pow10_significands[87] = { - 0xfa8fd5a0081c0288, 0xbaaee17fa23ebf76, 0x8b16fb203055ac76, 0xcf42894a5dce35ea, 0x9a6bb0aa55653b2d, - 0xe61acf033d1a45df, 0xab70fe17c79ac6ca, 0xff77b1fcbebcdc4f, 0xbe5691ef416bd60c, 0x8dd01fad907ffc3c, - 0xd3515c2831559a83, 0x9d71ac8fada6c9b5, 0xea9c227723ee8bcb, 0xaecc49914078536d, 0x823c12795db6ce57, - 0xc21094364dfb5637, 0x9096ea6f3848984f, 0xd77485cb25823ac7, 0xa086cfcd97bf97f4, 0xef340a98172aace5, - 0xb23867fb2a35b28e, 0x84c8d4dfd2c63f3b, 0xc5dd44271ad3cdba, 0x936b9fcebb25c996, 0xdbac6c247d62a584, - 0xa3ab66580d5fdaf6, 0xf3e2f893dec3f126, 0xb5b5ada8aaff80b8, 0x87625f056c7c4a8b, 0xc9bcff6034c13053, - 0x964e858c91ba2655, 0xdff9772470297ebd, 0xa6dfbd9fb8e5b88f, 0xf8a95fcf88747d94, 0xb94470938fa89bcf, - 0x8a08f0f8bf0f156b, 0xcdb02555653131b6, 0x993fe2c6d07b7fac, 0xe45c10c42a2b3b06, 0xaa242499697392d3, - 0xfd87b5f28300ca0e, 0xbce5086492111aeb, 0x8cbccc096f5088cc, 0xd1b71758e219652c, 0x9c40000000000000, - 0xe8d4a51000000000, 0xad78ebc5ac620000, 0x813f3978f8940984, 0xc097ce7bc90715b3, 0x8f7e32ce7bea5c70, - 0xd5d238a4abe98068, 0x9f4f2726179a2245, 0xed63a231d4c4fb27, 0xb0de65388cc8ada8, 0x83c7088e1aab65db, - 0xc45d1df942711d9a, 0x924d692ca61be758, 0xda01ee641a708dea, 0xa26da3999aef774a, 0xf209787bb47d6b85, - 0xb454e4a179dd1877, 0x865b86925b9bc5c2, 0xc83553c5c8965d3d, 0x952ab45cfa97a0b3, 0xde469fbd99a05fe3, - 0xa59bc234db398c25, 0xf6c69a72a3989f5c, 0xb7dcbf5354e9bece, 0x88fcf317f22241e2, 0xcc20ce9bd35c78a5, - 0x98165af37b2153df, 0xe2a0b5dc971f303a, 0xa8d9d1535ce3b396, 0xfb9b7cd9a4a7443c, 0xbb764c4ca7a44410, - 0x8bab8eefb6409c1a, 0xd01fef10a657842c, 0x9b10a4e5e9913129, 0xe7109bfba19c0c9d, 0xac2820d9623bf429, - 0x80444b5e7aa7cf85, 0xbf21e44003acdd2d, 0x8e679c2f5e44ff8f, 0xd433179d9c8cb841, 0x9e19db92b4e31ba9, - 0xeb96bf6ebadf77d9, 0xaf87023b9bf0ee6b, - }; - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -#pragma GCC diagnostic push -#pragma GCC diagnostic ignored "-Wnarrowing" -#endif - // Binary exponents of pow(10, k), for k = -348, -340, ..., 340, corresponding - // to significands above. - static constexpr int16_t pow10_exponents[87] = { - -1220, -1193, -1166, -1140, -1113, -1087, -1060, -1034, -1007, -980, -954, -927, -901, -874, -847, - -821, -794, -768, -741, -715, -688, -661, -635, -608, -582, -555, -529, -502, -475, -449, - -422, -396, -369, -343, -316, -289, -263, -236, -210, -183, -157, -130, -103, -77, -50, - -24, 3, 30, 56, 83, 109, 136, 162, 189, 216, 242, 269, 295, 322, 348, - 375, 402, 428, 455, 481, 508, 534, 561, 588, 614, 641, 667, 694, 720, 747, - 774, 800, 827, 853, 880, 907, 933, 960, 986, 1013, 1039, 1066}; -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -#pragma GCC diagnostic pop -#endif - - static constexpr uint64_t power_of_10_64[20] = - {1, FMT_POWERS_OF_10(1ULL), FMT_POWERS_OF_10(1000000000ULL), 10000000000000000000ULL}; -}; - -#if FMT_CPLUSPLUS < 201703L -template <typename T> -constexpr uint64_t basic_data<T>::pow10_significands[]; -template <typename T> -constexpr int16_t basic_data<T>::pow10_exponents[]; -template <typename T> -constexpr uint64_t basic_data<T>::power_of_10_64[]; -#endif - -// This is a struct rather than an alias to avoid shadowing warnings in gcc. -struct data : basic_data<> -{ -}; - -// Returns a cached power of 10 `c_k = c_k.f * pow(2, c_k.e)` such that its -// (binary) exponent satisfies `min_exponent <= c_k.e <= min_exponent + 28`. -FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, int &pow10_exponent) -{ - const int shift = 32; - // log10(2) = 0x0.4d104d427de7fbcc... - const int64_t significand = 0x4d104d427de7fbcc; - int index = static_cast<int>( - ((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) + ((int64_t(1) << shift) - 1)) // ceil - >> 32 // arithmetic shift - ); - // Decimal exponent of the first (smallest) cached power of 10. - const int first_dec_exp = -348; - // Difference between 2 consecutive decimal exponents in cached powers of 10. - const int dec_exp_step = 8; - index = (index - first_dec_exp - 1) / dec_exp_step + 1; - pow10_exponent = first_dec_exp + index * dec_exp_step; - // Using *(x + index) instead of x[index] avoids an issue with some compilers - // using the EDG frontend (e.g. nvhpc/22.3 in C++17 mode). - return {*(data::pow10_significands + index), *(data::pow10_exponents + index)}; -} - -#ifndef _MSC_VER -#define FMT_SNPRINTF snprintf -#else -FMT_API auto fmt_snprintf(char *buf, size_t size, const char *fmt, ...) -> int; -#define FMT_SNPRINTF fmt_snprintf -#endif // _MSC_VER - -// Formats a floating-point number with snprintf using the hexfloat format. -template <typename T> -auto snprintf_float(T value, int precision, float_specs specs, buffer<char> &buf) -> int -{ - // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. - FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); - FMT_ASSERT(specs.format == float_format::hex, ""); - static_assert(!std::is_same<T, float>::value, ""); - - // Build the format string. - char format[7]; // The longest format is "%#.*Le". - char *format_ptr = format; - *format_ptr++ = '%'; - if(specs.showpoint) - *format_ptr++ = '#'; - if(precision >= 0) - { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } - if(std::is_same<T, long double>()) - *format_ptr++ = 'L'; - *format_ptr++ = specs.upper ? 'A' : 'a'; - *format_ptr = '\0'; - - // Format using snprintf. - auto offset = buf.size(); - for(;;) - { - auto begin = buf.data() + offset; - auto capacity = buf.capacity() - offset; - abort_fuzzing_if(precision > 100000); - // Suppress the warning about a nonliteral format string. - // Cannot use auto because of a bug in MinGW (#1532). - int (*snprintf_ptr)(char *, size_t, const char *, ...) = FMT_SNPRINTF; - int result = precision >= 0 ? snprintf_ptr(begin, capacity, format, precision, value) : - snprintf_ptr(begin, capacity, format, value); - if(result < 0) - { - // The buffer will grow exponentially. - buf.try_reserve(buf.capacity() + 1); - continue; - } - auto size = to_unsigned(result); - // Size equal to capacity means that the last character was truncated. - if(size < capacity) - { - buf.try_resize(size + offset); - return 0; - } - buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. - } -} - -template <typename T> -using convert_float_result = conditional_t<std::is_same<T, float>::value || sizeof(T) == sizeof(double), double, T>; - -template <typename T> -constexpr auto convert_float(T value) -> convert_float_result<T> -{ - return static_cast<convert_float_result<T>>(value); -} - -template <typename OutputIt, typename Char> -FMT_NOINLINE FMT_CONSTEXPR auto fill(OutputIt it, size_t n, const fill_t<Char> &fill) -> OutputIt -{ - auto fill_size = fill.size(); - if(fill_size == 1) - return detail::fill_n(it, n, fill[0]); - auto data = fill.data(); - for(size_t i = 0; i < n; ++i) - it = copy_str<Char>(data, data + fill_size, it); - return it; -} - -// Writes the output of f, padded according to format specifications in specs. -// size: output size in code units. -// width: output display width in (terminal) column positions. -template <align::type align = align::left, typename OutputIt, typename Char, typename F> -FMT_CONSTEXPR auto write_padded(OutputIt out, const basic_format_specs<Char> &specs, size_t size, size_t width, F &&f) - -> OutputIt -{ - static_assert(align == align::left || align == align::right, ""); - unsigned spec_width = to_unsigned(specs.width); - size_t padding = spec_width > width ? spec_width - width : 0; - // Shifts are encoded as string literals because static constexpr is not - // supported in constexpr functions. - auto *shifts = align == align::left ? "\x1f\x1f\x00\x01" : "\x00\x1f\x00\x01"; - size_t left_padding = padding >> shifts[specs.align]; - size_t right_padding = padding - left_padding; - auto it = reserve(out, size + padding * specs.fill.size()); - if(left_padding != 0) - it = fill(it, left_padding, specs.fill); - it = f(it); - if(right_padding != 0) - it = fill(it, right_padding, specs.fill); - return base_iterator(out, it); -} - -template <align::type align = align::left, typename OutputIt, typename Char, typename F> -constexpr auto write_padded(OutputIt out, const basic_format_specs<Char> &specs, size_t size, F &&f) -> OutputIt -{ - return write_padded<align>(out, specs, size, size, f); -} - -template <align::type align = align::left, typename Char, typename OutputIt> -FMT_CONSTEXPR auto write_bytes(OutputIt out, string_view bytes, const basic_format_specs<Char> &specs) -> OutputIt -{ - return write_padded<align>( - out, - specs, - bytes.size(), - [bytes](reserve_iterator<OutputIt> it) - { - const char *data = bytes.data(); - return copy_str<Char>(data, data + bytes.size(), it); - }); -} - -template <typename Char, typename OutputIt, typename UIntPtr> -auto write_ptr(OutputIt out, UIntPtr value, const basic_format_specs<Char> *specs) -> OutputIt -{ - int num_digits = count_digits<4>(value); - auto size = to_unsigned(num_digits) + size_t(2); - auto write = [=](reserve_iterator<OutputIt> it) - { - *it++ = static_cast<Char>('0'); - *it++ = static_cast<Char>('x'); - return format_uint<4, Char>(it, value, num_digits); - }; - return specs ? write_padded<align::right>(out, *specs, size, write) : base_iterator(out, write(reserve(out, size))); -} - -// Returns true iff the code point cp is printable. -FMT_API auto is_printable(uint32_t cp) -> bool; - -inline auto needs_escape(uint32_t cp) -> bool -{ - return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || !is_printable(cp); -} - -template <typename Char> -struct find_escape_result -{ - const Char *begin; - const Char *end; - uint32_t cp; -}; - -template <typename Char> -using make_unsigned_char = - typename conditional_t<std::is_integral<Char>::value, std::make_unsigned<Char>, type_identity<uint32_t>>::type; - -template <typename Char> -auto find_escape(const Char *begin, const Char *end) -> find_escape_result<Char> -{ - for(; begin != end; ++begin) - { - uint32_t cp = static_cast<make_unsigned_char<Char>>(*begin); - if(const_check(sizeof(Char) == 1) && cp >= 0x80) - continue; - if(needs_escape(cp)) - return {begin, begin + 1, cp}; - } - return {begin, nullptr, 0}; -} - -inline auto find_escape(const char *begin, const char *end) -> find_escape_result<char> -{ - if(!is_utf8()) - return find_escape<char>(begin, end); - auto result = find_escape_result<char>{end, nullptr, 0}; - for_each_codepoint( - string_view(begin, to_unsigned(end - begin)), - [&](uint32_t cp, string_view sv) - { - if(needs_escape(cp)) - { - result = {sv.begin(), sv.end(), cp}; - return false; - } - return true; - }); - return result; -} - -#define FMT_STRING_IMPL(s, base, explicit) \ - [] \ - { \ - /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ - /* Use a macro-like name to avoid shadowing warnings. */ \ - struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base \ - { \ - using char_type FMT_MAYBE_UNUSED = fmt::remove_cvref_t<decltype(s[0])>; \ - FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit operator fmt::basic_string_view<char_type>() const \ - { \ - return fmt::detail_exported::compile_string_to_view<char_type>(s); \ - } \ - }; \ - return FMT_COMPILE_STRING(); \ - }() - -/** - \rst - Constructs a compile-time format string from a string literal *s*. - - **Example**:: - - // A compile-time error because 'd' is an invalid specifier for strings. - std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); - \endrst - */ -#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::detail::compile_string, ) - -template <size_t width, typename Char, typename OutputIt> -auto write_codepoint(OutputIt out, char prefix, uint32_t cp) -> OutputIt -{ - *out++ = static_cast<Char>('\\'); - *out++ = static_cast<Char>(prefix); - Char buf[width]; - fill_n(buf, width, static_cast<Char>('0')); - format_uint<4>(buf, cp, width); - return copy_str<Char>(buf, buf + width, out); -} - -template <typename OutputIt, typename Char> -auto write_escaped_cp(OutputIt out, const find_escape_result<Char> &escape) -> OutputIt -{ - auto c = static_cast<Char>(escape.cp); - switch(escape.cp) - { - case '\n': - *out++ = static_cast<Char>('\\'); - c = static_cast<Char>('n'); - break; - case '\r': - *out++ = static_cast<Char>('\\'); - c = static_cast<Char>('r'); - break; - case '\t': - *out++ = static_cast<Char>('\\'); - c = static_cast<Char>('t'); - break; - case '"': - FMT_FALLTHROUGH; - case '\'': - FMT_FALLTHROUGH; - case '\\': - *out++ = static_cast<Char>('\\'); - break; - default: - if(is_utf8()) - { - if(escape.cp < 0x100) - { - return write_codepoint<2, Char>(out, 'x', escape.cp); - } - if(escape.cp < 0x10000) - { - return write_codepoint<4, Char>(out, 'u', escape.cp); - } - if(escape.cp < 0x110000) - { - return write_codepoint<8, Char>(out, 'U', escape.cp); - } - } - for(Char escape_char : basic_string_view<Char>(escape.begin, to_unsigned(escape.end - escape.begin))) - { - out = write_codepoint<2, Char>(out, 'x', static_cast<uint32_t>(escape_char) & 0xFF); - } - return out; - } - *out++ = c; - return out; -} - -template <typename Char, typename OutputIt> -auto write_escaped_string(OutputIt out, basic_string_view<Char> str) -> OutputIt -{ - *out++ = static_cast<Char>('"'); - auto begin = str.begin(), end = str.end(); - do - { - auto escape = find_escape(begin, end); - out = copy_str<Char>(begin, escape.begin, out); - begin = escape.end; - if(!begin) - break; - out = write_escaped_cp<OutputIt, Char>(out, escape); - } while(begin != end); - *out++ = static_cast<Char>('"'); - return out; -} - -template <typename Char, typename OutputIt> -auto write_escaped_char(OutputIt out, Char v) -> OutputIt -{ - *out++ = static_cast<Char>('\''); - if((needs_escape(static_cast<uint32_t>(v)) && v != static_cast<Char>('"')) || v == static_cast<Char>('\'')) - { - out = write_escaped_cp(out, find_escape_result<Char>{&v, &v + 1, static_cast<uint32_t>(v)}); - } - else - { - *out++ = v; - } - *out++ = static_cast<Char>('\''); - return out; -} - -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write_char(OutputIt out, Char value, const basic_format_specs<Char> &specs) -> OutputIt -{ - bool is_debug = specs.type == presentation_type::debug; - return write_padded( - out, - specs, - 1, - [=](reserve_iterator<OutputIt> it) - { - if(is_debug) - return write_escaped_char(it, value); - *it++ = value; - return it; - }); -} -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, Char value, const basic_format_specs<Char> &specs, locale_ref loc = {}) - -> OutputIt -{ - return check_char_specs(specs) ? write_char(out, value, specs) : write(out, static_cast<int>(value), specs, loc); -} - -// Data for write_int that doesn't depend on output iterator type. It is used to -// avoid template code bloat. -template <typename Char> -struct write_int_data -{ - size_t size; - size_t padding; - - FMT_CONSTEXPR write_int_data(int num_digits, unsigned prefix, const basic_format_specs<Char> &specs) : - size((prefix >> 24) + to_unsigned(num_digits)), padding(0) - { - if(specs.align == align::numeric) - { - auto width = to_unsigned(specs.width); - if(width > size) - { - padding = width - size; - size = width; - } - } - else if(specs.precision > num_digits) - { - size = (prefix >> 24) + to_unsigned(specs.precision); - padding = to_unsigned(specs.precision - num_digits); - } - } -}; - -// Writes an integer in the format -// <left-padding><prefix><numeric-padding><digits><right-padding> -// where <digits> are written by write_digits(it). -// prefix contains chars in three lower bytes and the size in the fourth byte. -template <typename OutputIt, typename Char, typename W> -FMT_CONSTEXPR FMT_INLINE auto -write_int(OutputIt out, int num_digits, unsigned prefix, const basic_format_specs<Char> &specs, W write_digits) - -> OutputIt -{ - // Slightly faster check for specs.width == 0 && specs.precision == -1. - if((specs.width | (specs.precision + 1)) == 0) - { - auto it = reserve(out, to_unsigned(num_digits) + (prefix >> 24)); - if(prefix != 0) - { - for(unsigned p = prefix & 0xffffff; p != 0; p >>= 8) - *it++ = static_cast<Char>(p & 0xff); - } - return base_iterator(out, write_digits(it)); - } - auto data = write_int_data<Char>(num_digits, prefix, specs); - return write_padded<align::right>( - out, - specs, - data.size, - [=](reserve_iterator<OutputIt> it) - { - for(unsigned p = prefix & 0xffffff; p != 0; p >>= 8) - *it++ = static_cast<Char>(p & 0xff); - it = detail::fill_n(it, data.padding, static_cast<Char>('0')); - return write_digits(it); - }); -} - -template <typename Char> -class digit_grouping -{ -private: - thousands_sep_result<Char> sep_; - - struct next_state - { - std::string::const_iterator group; - int pos; - }; - next_state initial_state() const { return {sep_.grouping.begin(), 0}; } - - // Returns the next digit group separator position. - int next(next_state &state) const - { - if(!sep_.thousands_sep) - return max_value<int>(); - if(state.group == sep_.grouping.end()) - return state.pos += sep_.grouping.back(); - if(*state.group <= 0 || *state.group == max_value<char>()) - return max_value<int>(); - state.pos += *state.group++; - return state.pos; - } - -public: - explicit digit_grouping(locale_ref loc, bool localized = true) - { - if(localized) - sep_ = thousands_sep<Char>(loc); - else - sep_.thousands_sep = Char(); - } - explicit digit_grouping(thousands_sep_result<Char> sep) : sep_(sep) {} - - Char separator() const { return sep_.thousands_sep; } - - int count_separators(int num_digits) const - { - int count = 0; - auto state = initial_state(); - while(num_digits > next(state)) - ++count; - return count; - } - - // Applies grouping to digits and write the output to out. - template <typename Out, typename C> - Out apply(Out out, basic_string_view<C> digits) const - { - auto num_digits = static_cast<int>(digits.size()); - auto separators = basic_memory_buffer<int>(); - separators.push_back(0); - auto state = initial_state(); - while(int i = next(state)) - { - if(i >= num_digits) - break; - separators.push_back(i); - } - for(int i = 0, sep_index = static_cast<int>(separators.size() - 1); i < num_digits; ++i) - { - if(num_digits - i == separators[sep_index]) - { - *out++ = separator(); - --sep_index; - } - *out++ = static_cast<Char>(digits[to_unsigned(i)]); - } - return out; - } -}; - -template <typename OutputIt, typename UInt, typename Char> -auto write_int_localized( - OutputIt out, - UInt value, - unsigned prefix, - const basic_format_specs<Char> &specs, - const digit_grouping<Char> &grouping) -> OutputIt -{ - static_assert(std::is_same<uint64_or_128_t<UInt>, UInt>::value, ""); - int num_digits = count_digits(value); - char digits[40]; - format_decimal(digits, value, num_digits); - unsigned size = to_unsigned((prefix != 0 ? 1 : 0) + num_digits + grouping.count_separators(num_digits)); - return write_padded<align::right>( - out, - specs, - size, - size, - [&](reserve_iterator<OutputIt> it) - { - if(prefix != 0) - { - char sign = static_cast<char>(prefix); - *it++ = static_cast<Char>(sign); - } - return grouping.apply(it, string_view(digits, to_unsigned(num_digits))); - }); -} - -template <typename OutputIt, typename UInt, typename Char> -auto write_int_localized( - OutputIt &out, - UInt value, - unsigned prefix, - const basic_format_specs<Char> &specs, - locale_ref loc) -> bool -{ - auto grouping = digit_grouping<Char>(loc); - out = write_int_localized(out, value, prefix, specs, grouping); - return true; -} - -FMT_CONSTEXPR inline void prefix_append(unsigned &prefix, unsigned value) -{ - prefix |= prefix != 0 ? value << 8 : value; - prefix += (1u + (value > 0xff ? 1 : 0)) << 24; -} - -template <typename UInt> -struct write_int_arg -{ - UInt abs_value; - unsigned prefix; -}; - -template <typename T> -FMT_CONSTEXPR auto make_write_int_arg(T value, sign_t sign) -> write_int_arg<uint32_or_64_or_128_t<T>> -{ - auto prefix = 0u; - auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); - if(is_negative(value)) - { - prefix = 0x01000000 | '-'; - abs_value = 0 - abs_value; - } - else - { - constexpr const unsigned prefixes[4] = {0, 0, 0x1000000u | '+', 0x1000000u | ' '}; - prefix = prefixes[sign]; - } - return {abs_value, prefix}; -} - -template <typename Char, typename OutputIt, typename T> -FMT_CONSTEXPR FMT_INLINE auto -write_int(OutputIt out, write_int_arg<T> arg, const basic_format_specs<Char> &specs, locale_ref loc) -> OutputIt -{ - static_assert(std::is_same<T, uint32_or_64_or_128_t<T>>::value, ""); - auto abs_value = arg.abs_value; - auto prefix = arg.prefix; - switch(specs.type) - { - case presentation_type::none: - case presentation_type::dec: - { - if(specs.localized && - write_int_localized(out, static_cast<uint64_or_128_t<T>>(abs_value), prefix, specs, loc)) - { - return out; - } - auto num_digits = count_digits(abs_value); - return write_int( - out, - num_digits, - prefix, - specs, - [=](reserve_iterator<OutputIt> it) { return format_decimal<Char>(it, abs_value, num_digits).end; }); - } - case presentation_type::hex_lower: - case presentation_type::hex_upper: - { - bool upper = specs.type == presentation_type::hex_upper; - if(specs.alt) - prefix_append(prefix, unsigned(upper ? 'X' : 'x') << 8 | '0'); - int num_digits = count_digits<4>(abs_value); - return write_int( - out, - num_digits, - prefix, - specs, - [=](reserve_iterator<OutputIt> it) { return format_uint<4, Char>(it, abs_value, num_digits, upper); }); - } - case presentation_type::bin_lower: - case presentation_type::bin_upper: - { - bool upper = specs.type == presentation_type::bin_upper; - if(specs.alt) - prefix_append(prefix, unsigned(upper ? 'B' : 'b') << 8 | '0'); - int num_digits = count_digits<1>(abs_value); - return write_int( - out, - num_digits, - prefix, - specs, - [=](reserve_iterator<OutputIt> it) { return format_uint<1, Char>(it, abs_value, num_digits); }); - } - case presentation_type::oct: - { - int num_digits = count_digits<3>(abs_value); - // Octal prefix '0' is counted as a digit, so only add it if precision - // is not greater than the number of digits. - if(specs.alt && specs.precision <= num_digits && abs_value != 0) - prefix_append(prefix, '0'); - return write_int( - out, - num_digits, - prefix, - specs, - [=](reserve_iterator<OutputIt> it) { return format_uint<3, Char>(it, abs_value, num_digits); }); - } - case presentation_type::chr: - return write_char(out, static_cast<Char>(abs_value), specs); - default: - throw_format_error("invalid type specifier"); - } - return out; -} -template <typename Char, typename OutputIt, typename T> -FMT_CONSTEXPR FMT_NOINLINE auto -write_int_noinline(OutputIt out, write_int_arg<T> arg, const basic_format_specs<Char> &specs, locale_ref loc) - -> OutputIt -{ - return write_int(out, arg, specs, loc); -} -template < - typename Char, - typename OutputIt, - typename T, - FMT_ENABLE_IF( - is_integral<T>::value && !std::is_same<T, bool>::value && std::is_same<OutputIt, buffer_appender<Char>>::value)> -FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, const basic_format_specs<Char> &specs, locale_ref loc) - -> OutputIt -{ - return write_int_noinline(out, make_write_int_arg(value, specs.sign), specs, loc); -} -// An inlined version of write used in format string compilation. -template < - typename Char, - typename OutputIt, - typename T, - FMT_ENABLE_IF( - is_integral<T>::value && !std::is_same<T, bool>::value && - !std::is_same<OutputIt, buffer_appender<Char>>::value)> -FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, const basic_format_specs<Char> &specs, locale_ref loc) - -> OutputIt -{ - return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); -} - -// An output iterator that counts the number of objects written to it and -// discards them. -class counting_iterator -{ -private: - size_t count_; - -public: - using iterator_category = std::output_iterator_tag; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - FMT_UNCHECKED_ITERATOR(counting_iterator); - - struct value_type - { - template <typename T> - FMT_CONSTEXPR void operator=(const T &) - { - } - }; - - FMT_CONSTEXPR counting_iterator() : count_(0) {} - - FMT_CONSTEXPR size_t count() const { return count_; } - - FMT_CONSTEXPR counting_iterator &operator++() - { - ++count_; - return *this; - } - FMT_CONSTEXPR counting_iterator operator++(int) - { - auto it = *this; - ++*this; - return it; - } - - FMT_CONSTEXPR friend counting_iterator operator+(counting_iterator it, difference_type n) - { - it.count_ += static_cast<size_t>(n); - return it; - } - - FMT_CONSTEXPR value_type operator*() const { return {}; } -}; - -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> s, const basic_format_specs<Char> &specs) -> OutputIt -{ - auto data = s.data(); - auto size = s.size(); - if(specs.precision >= 0 && to_unsigned(specs.precision) < size) - size = code_point_index(s, to_unsigned(specs.precision)); - bool is_debug = specs.type == presentation_type::debug; - size_t width = 0; - if(specs.width != 0) - { - if(is_debug) - width = write_escaped_string(counting_iterator{}, s).count(); - else - width = compute_width(basic_string_view<Char>(data, size)); - } - return write_padded( - out, - specs, - size, - width, - [=](reserve_iterator<OutputIt> it) - { - if(is_debug) - return write_escaped_string(it, s); - return copy_str<Char>(data, data + size, it); - }); -} -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto -write(OutputIt out, basic_string_view<type_identity_t<Char>> s, const basic_format_specs<Char> &specs, locale_ref) - -> OutputIt -{ - check_string_type_spec(specs.type); - return write(out, s, specs); -} -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, const Char *s, const basic_format_specs<Char> &specs, locale_ref) -> OutputIt -{ - return check_cstring_type_spec(specs.type) ? write(out, basic_string_view<Char>(s), specs, {}) : - write_ptr<Char>(out, bit_cast<uintptr_t>(s), &specs); -} - -template < - typename Char, - typename OutputIt, - typename T, - FMT_ENABLE_IF(is_integral<T>::value && !std::is_same<T, bool>::value && !std::is_same<T, Char>::value)> -FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt -{ - auto abs_value = static_cast<uint32_or_64_or_128_t<T>>(value); - bool negative = is_negative(value); - // Don't do -abs_value since it trips unsigned-integer-overflow sanitizer. - if(negative) - abs_value = ~abs_value + 1; - int num_digits = count_digits(abs_value); - auto size = (negative ? 1 : 0) + static_cast<size_t>(num_digits); - auto it = reserve(out, size); - if(auto ptr = to_pointer<Char>(it, size)) - { - if(negative) - *ptr++ = static_cast<Char>('-'); - format_decimal<Char>(ptr, abs_value, num_digits); - return out; - } - if(negative) - *it++ = static_cast<Char>('-'); - it = format_decimal<Char>(it, abs_value, num_digits).end; - return base_iterator(out, it); -} - -template <typename Char, typename OutputIt> -FMT_CONSTEXPR20 auto -write_nonfinite(OutputIt out, bool isnan, basic_format_specs<Char> specs, const float_specs &fspecs) -> OutputIt -{ - auto str = isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); - constexpr size_t str_size = 3; - auto sign = fspecs.sign; - auto size = str_size + (sign ? 1 : 0); - // Replace '0'-padding with space for non-finite values. - const bool is_zero_fill = specs.fill.size() == 1 && *specs.fill.data() == static_cast<Char>('0'); - if(is_zero_fill) - specs.fill[0] = static_cast<Char>(' '); - return write_padded( - out, - specs, - size, - [=](reserve_iterator<OutputIt> it) - { - if(sign) - *it++ = detail::sign<Char>(sign); - return copy_str<Char>(str, str + str_size, it); - }); -} - -// A decimal floating-point number significand * pow(10, exp). -struct big_decimal_fp -{ - const char *significand; - int significand_size; - int exponent; -}; - -constexpr auto get_significand_size(const big_decimal_fp &f) -> int -{ - return f.significand_size; -} -template <typename T> -inline auto get_significand_size(const dragonbox::decimal_fp<T> &f) -> int -{ - return count_digits(f.significand); -} - -template <typename Char, typename OutputIt> -constexpr auto write_significand(OutputIt out, const char *significand, int significand_size) -> OutputIt -{ - return copy_str<Char>(significand, significand + significand_size, out); -} -template <typename Char, typename OutputIt, typename UInt> -inline auto write_significand(OutputIt out, UInt significand, int significand_size) -> OutputIt -{ - return format_decimal<Char>(out, significand, significand_size).end; -} -template <typename Char, typename OutputIt, typename T, typename Grouping> -FMT_CONSTEXPR20 auto -write_significand(OutputIt out, T significand, int significand_size, int exponent, const Grouping &grouping) -> OutputIt -{ - if(!grouping.separator()) - { - out = write_significand<Char>(out, significand, significand_size); - return detail::fill_n(out, exponent, static_cast<Char>('0')); - } - auto buffer = memory_buffer(); - write_significand<char>(appender(buffer), significand, significand_size); - detail::fill_n(appender(buffer), exponent, '0'); - return grouping.apply(out, string_view(buffer.data(), buffer.size())); -} - -template <typename Char, typename UInt, FMT_ENABLE_IF(std::is_integral<UInt>::value)> -inline auto write_significand(Char *out, UInt significand, int significand_size, int integral_size, Char decimal_point) - -> Char * -{ - if(!decimal_point) - return format_decimal(out, significand, significand_size).end; - out += significand_size + 1; - Char *end = out; - int floating_size = significand_size - integral_size; - for(int i = floating_size / 2; i > 0; --i) - { - out -= 2; - copy2(out, digits2(static_cast<std::size_t>(significand % 100))); - significand /= 100; - } - if(floating_size % 2 != 0) - { - *--out = static_cast<Char>('0' + significand % 10); - significand /= 10; - } - *--out = decimal_point; - format_decimal(out - integral_size, significand, integral_size); - return end; -} - -template < - typename OutputIt, - typename UInt, - typename Char, - FMT_ENABLE_IF(!std::is_pointer<remove_cvref_t<OutputIt>>::value)> -inline auto -write_significand(OutputIt out, UInt significand, int significand_size, int integral_size, Char decimal_point) - -> OutputIt -{ - // Buffer is large enough to hold digits (digits10 + 1) and a decimal point. - Char buffer[digits10<UInt>() + 2]; - auto end = write_significand(buffer, significand, significand_size, integral_size, decimal_point); - return detail::copy_str_noinline<Char>(buffer, end, out); -} - -template <typename OutputIt, typename Char> -FMT_CONSTEXPR auto -write_significand(OutputIt out, const char *significand, int significand_size, int integral_size, Char decimal_point) - -> OutputIt -{ - out = detail::copy_str_noinline<Char>(significand, significand + integral_size, out); - if(!decimal_point) - return out; - *out++ = decimal_point; - return detail::copy_str_noinline<Char>(significand + integral_size, significand + significand_size, out); -} - -template <typename OutputIt, typename Char, typename T, typename Grouping> -FMT_CONSTEXPR20 auto write_significand( - OutputIt out, - T significand, - int significand_size, - int integral_size, - Char decimal_point, - const Grouping &grouping) -> OutputIt -{ - if(!grouping.separator()) - { - return write_significand(out, significand, significand_size, integral_size, decimal_point); - } - auto buffer = basic_memory_buffer<Char>(); - write_significand(buffer_appender<Char>(buffer), significand, significand_size, integral_size, decimal_point); - grouping.apply(out, basic_string_view<Char>(buffer.data(), to_unsigned(integral_size))); - return detail::copy_str_noinline<Char>(buffer.data() + integral_size, buffer.end(), out); -} - -template <typename OutputIt, typename DecimalFP, typename Char, typename Grouping = digit_grouping<Char>> -FMT_CONSTEXPR20 auto do_write_float( - OutputIt out, - const DecimalFP &f, - const basic_format_specs<Char> &specs, - float_specs fspecs, - locale_ref loc) -> OutputIt -{ - auto significand = f.significand; - int significand_size = get_significand_size(f); - const Char zero = static_cast<Char>('0'); - auto sign = fspecs.sign; - size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); - using iterator = reserve_iterator<OutputIt>; - - Char decimal_point = fspecs.locale ? detail::decimal_point<Char>(loc) : static_cast<Char>('.'); - - int output_exp = f.exponent + significand_size - 1; - auto use_exp_format = [=]() - { - if(fspecs.format == float_format::exp) - return true; - if(fspecs.format != float_format::general) - return false; - // Use the fixed notation if the exponent is in [exp_lower, exp_upper), - // e.g. 0.0001 instead of 1e-04. Otherwise use the exponent notation. - const int exp_lower = -4, exp_upper = 16; - return output_exp < exp_lower || output_exp >= (fspecs.precision > 0 ? fspecs.precision : exp_upper); - }; - if(use_exp_format()) - { - int num_zeros = 0; - if(fspecs.showpoint) - { - num_zeros = fspecs.precision - significand_size; - if(num_zeros < 0) - num_zeros = 0; - size += to_unsigned(num_zeros); - } - else if(significand_size == 1) - { - decimal_point = Char(); - } - auto abs_output_exp = output_exp >= 0 ? output_exp : -output_exp; - int exp_digits = 2; - if(abs_output_exp >= 100) - exp_digits = abs_output_exp >= 1000 ? 4 : 3; - - size += to_unsigned((decimal_point ? 1 : 0) + 2 + exp_digits); - char exp_char = fspecs.upper ? 'E' : 'e'; - auto write = [=](iterator it) - { - if(sign) - *it++ = detail::sign<Char>(sign); - // Insert a decimal point after the first digit and add an exponent. - it = write_significand(it, significand, significand_size, 1, decimal_point); - if(num_zeros > 0) - it = detail::fill_n(it, num_zeros, zero); - *it++ = static_cast<Char>(exp_char); - return write_exponent<Char>(output_exp, it); - }; - return specs.width > 0 ? write_padded<align::right>(out, specs, size, write) : - base_iterator(out, write(reserve(out, size))); - } - - int exp = f.exponent + significand_size; - if(f.exponent >= 0) - { - // 1234e5 -> 123400000[.0+] - size += to_unsigned(f.exponent); - int num_zeros = fspecs.precision - exp; - abort_fuzzing_if(num_zeros > 5000); - if(fspecs.showpoint) - { - ++size; - if(num_zeros <= 0 && fspecs.format != float_format::fixed) - num_zeros = 1; - if(num_zeros > 0) - size += to_unsigned(num_zeros); - } - auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(exp)); - return write_padded<align::right>( - out, - specs, - size, - [&](iterator it) - { - if(sign) - *it++ = detail::sign<Char>(sign); - it = write_significand<Char>(it, significand, significand_size, f.exponent, grouping); - if(!fspecs.showpoint) - return it; - *it++ = decimal_point; - return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; - }); - } - else if(exp > 0) - { - // 1234e-2 -> 12.34[0+] - int num_zeros = fspecs.showpoint ? fspecs.precision - significand_size : 0; - size += 1 + to_unsigned(num_zeros > 0 ? num_zeros : 0); - auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(significand_size)); - return write_padded<align::right>( - out, - specs, - size, - [&](iterator it) - { - if(sign) - *it++ = detail::sign<Char>(sign); - it = write_significand(it, significand, significand_size, exp, decimal_point, grouping); - return num_zeros > 0 ? detail::fill_n(it, num_zeros, zero) : it; - }); - } - // 1234e-6 -> 0.001234 - int num_zeros = -exp; - if(significand_size == 0 && fspecs.precision >= 0 && fspecs.precision < num_zeros) - { - num_zeros = fspecs.precision; - } - bool pointy = num_zeros != 0 || significand_size != 0 || fspecs.showpoint; - size += 1 + (pointy ? 1 : 0) + to_unsigned(num_zeros); - return write_padded<align::right>( - out, - specs, - size, - [&](iterator it) - { - if(sign) - *it++ = detail::sign<Char>(sign); - *it++ = zero; - if(!pointy) - return it; - *it++ = decimal_point; - it = detail::fill_n(it, num_zeros, zero); - return write_significand<Char>(it, significand, significand_size); - }); -} - -template <typename Char> -class fallback_digit_grouping -{ -public: - constexpr fallback_digit_grouping(locale_ref, bool) {} - - constexpr Char separator() const { return Char(); } - - constexpr int count_separators(int) const { return 0; } - - template <typename Out, typename C> - constexpr Out apply(Out out, basic_string_view<C>) const - { - return out; - } -}; - -template <typename OutputIt, typename DecimalFP, typename Char> -FMT_CONSTEXPR20 auto -write_float(OutputIt out, const DecimalFP &f, const basic_format_specs<Char> &specs, float_specs fspecs, locale_ref loc) - -> OutputIt -{ - if(is_constant_evaluated()) - { - return do_write_float<OutputIt, DecimalFP, Char, fallback_digit_grouping<Char>>(out, f, specs, fspecs, loc); - } - else - { - return do_write_float(out, f, specs, fspecs, loc); - } -} - -template <typename T> -constexpr bool isnan(T value) -{ - return !(value >= value); // std::isnan doesn't support __float128. -} - -template <typename T, typename Enable = void> -struct has_isfinite : std::false_type -{ -}; - -template <typename T> -struct has_isfinite<T, enable_if_t<sizeof(std::isfinite(T())) != 0>> : std::true_type -{ -}; - -template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value &&has_isfinite<T>::value)> -FMT_CONSTEXPR20 bool isfinite(T value) -{ - constexpr T inf = T(std::numeric_limits<double>::infinity()); - if(is_constant_evaluated()) - return !detail::isnan(value) && value != inf && value != -inf; - return std::isfinite(value); -} -template <typename T, FMT_ENABLE_IF(!has_isfinite<T>::value)> -FMT_CONSTEXPR bool isfinite(T value) -{ - T inf = T(std::numeric_limits<double>::infinity()); - // std::isfinite doesn't support __float128. - return !detail::isnan(value) && value != inf && value != -inf; -} - -template <typename T, FMT_ENABLE_IF(is_floating_point<T>::value)> -FMT_INLINE FMT_CONSTEXPR bool signbit(T value) -{ - if(is_constant_evaluated()) - { -#ifdef __cpp_if_constexpr - if constexpr(std::numeric_limits<double>::is_iec559) - { - auto bits = detail::bit_cast<uint64_t>(static_cast<double>(value)); - return (bits >> (num_bits<uint64_t>() - 1)) != 0; - } -#endif - } - return std::signbit(static_cast<double>(value)); -} - -enum class round_direction -{ - unknown, - up, - down -}; - -// Given the divisor (normally a power of 10), the remainder = v % divisor for -// some number v and the error, returns whether v should be rounded up, down, or -// whether the rounding direction can't be determined due to error. -// error should be less than divisor / 2. -FMT_CONSTEXPR inline round_direction get_round_direction(uint64_t divisor, uint64_t remainder, uint64_t error) -{ - FMT_ASSERT(remainder < divisor, ""); // divisor - remainder won't overflow. - FMT_ASSERT(error < divisor, ""); // divisor - error won't overflow. - FMT_ASSERT(error < divisor - error, ""); // error * 2 won't overflow. - // Round down if (remainder + error) * 2 <= divisor. - if(remainder <= divisor - remainder && error * 2 <= divisor - remainder * 2) - return round_direction::down; - // Round up if (remainder - error) * 2 >= divisor. - if(remainder >= error && remainder - error >= divisor - (remainder - error)) - { - return round_direction::up; - } - return round_direction::unknown; -} - -namespace digits -{ -enum result -{ - more, // Generate more digits. - done, // Done generating digits. - error // Digit generation cancelled due to an error. -}; -} - -struct gen_digits_handler -{ - char *buf; - int size; - int precision; - int exp10; - bool fixed; - - FMT_CONSTEXPR digits::result - on_digit(char digit, uint64_t divisor, uint64_t remainder, uint64_t error, bool integral) - { - FMT_ASSERT(remainder < divisor, ""); - buf[size++] = digit; - if(!integral && error >= remainder) - return digits::error; - if(size < precision) - return digits::more; - if(!integral) - { - // Check if error * 2 < divisor with overflow prevention. - // The check is not needed for the integral part because error = 1 - // and divisor > (1 << 32) there. - if(error >= divisor || error >= divisor - error) - return digits::error; - } - else - { - FMT_ASSERT(error == 1 && divisor > 2, ""); - } - auto dir = get_round_direction(divisor, remainder, error); - if(dir != round_direction::up) - return dir == round_direction::down ? digits::done : digits::error; - ++buf[size - 1]; - for(int i = size - 1; i > 0 && buf[i] > '9'; --i) - { - buf[i] = '0'; - ++buf[i - 1]; - } - if(buf[0] > '9') - { - buf[0] = '1'; - if(fixed) - buf[size++] = '0'; - else - ++exp10; - } - return digits::done; - } -}; - -inline FMT_CONSTEXPR20 void adjust_precision(int &precision, int exp10) -{ - // Adjust fixed precision by exponent because it is relative to decimal - // point. - if(exp10 > 0 && precision > max_value<int>() - exp10) - FMT_THROW(format_error("number is too big")); - precision += exp10; -} - -// Generates output using the Grisu digit-gen algorithm. -// error: the size of the region (lower, upper) outside of which numbers -// definitely do not round to value (Delta in Grisu3). -FMT_INLINE FMT_CONSTEXPR20 auto grisu_gen_digits(fp value, uint64_t error, int &exp, gen_digits_handler &handler) - -> digits::result -{ - const fp one(1ULL << -value.e, value.e); - // The integral part of scaled value (p1 in Grisu) = value / one. It cannot be - // zero because it contains a product of two 64-bit numbers with MSB set (due - // to normalization) - 1, shifted right by at most 60 bits. - auto integral = static_cast<uint32_t>(value.f >> -one.e); - FMT_ASSERT(integral != 0, ""); - FMT_ASSERT(integral == value.f >> -one.e, ""); - // The fractional part of scaled value (p2 in Grisu) c = value % one. - uint64_t fractional = value.f & (one.f - 1); - exp = count_digits(integral); // kappa in Grisu. - // Non-fixed formats require at least one digit and no precision adjustment. - if(handler.fixed) - { - adjust_precision(handler.precision, exp + handler.exp10); - // Check if precision is satisfied just by leading zeros, e.g. - // format("{:.2f}", 0.001) gives "0.00" without generating any digits. - if(handler.precision <= 0) - { - if(handler.precision < 0) - return digits::done; - // Divide by 10 to prevent overflow. - uint64_t divisor = data::power_of_10_64[exp - 1] << -one.e; - auto dir = get_round_direction(divisor, value.f / 10, error * 10); - if(dir == round_direction::unknown) - return digits::error; - handler.buf[handler.size++] = dir == round_direction::up ? '1' : '0'; - return digits::done; - } - } - // Generate digits for the integral part. This can produce up to 10 digits. - do - { - uint32_t digit = 0; - auto divmod_integral = [&](uint32_t divisor) - { - digit = integral / divisor; - integral %= divisor; - }; - // This optimization by Milo Yip reduces the number of integer divisions by - // one per iteration. - switch(exp) - { - case 10: - divmod_integral(1000000000); - break; - case 9: - divmod_integral(100000000); - break; - case 8: - divmod_integral(10000000); - break; - case 7: - divmod_integral(1000000); - break; - case 6: - divmod_integral(100000); - break; - case 5: - divmod_integral(10000); - break; - case 4: - divmod_integral(1000); - break; - case 3: - divmod_integral(100); - break; - case 2: - divmod_integral(10); - break; - case 1: - digit = integral; - integral = 0; - break; - default: - FMT_ASSERT(false, "invalid number of digits"); - } - --exp; - auto remainder = (static_cast<uint64_t>(integral) << -one.e) + fractional; - auto result = handler.on_digit( - static_cast<char>('0' + digit), data::power_of_10_64[exp] << -one.e, remainder, error, true); - if(result != digits::more) - return result; - } while(exp > 0); - // Generate digits for the fractional part. - for(;;) - { - fractional *= 10; - error *= 10; - char digit = static_cast<char>('0' + (fractional >> -one.e)); - fractional &= one.f - 1; - --exp; - auto result = handler.on_digit(digit, one.f, fractional, error, false); - if(result != digits::more) - return result; - } -} - -class bigint -{ -private: - // A bigint is stored as an array of bigits (big digits), with bigit at index - // 0 being the least significant one. - using bigit = uint32_t; - using double_bigit = uint64_t; - enum - { - bigits_capacity = 32 - }; - basic_memory_buffer<bigit, bigits_capacity> bigits_; - int exp_; - - FMT_CONSTEXPR20 bigit operator[](int index) const { return bigits_[to_unsigned(index)]; } - FMT_CONSTEXPR20 bigit &operator[](int index) { return bigits_[to_unsigned(index)]; } - - static constexpr const int bigit_bits = num_bits<bigit>(); - - friend struct formatter<bigint>; - - FMT_CONSTEXPR20 void subtract_bigits(int index, bigit other, bigit &borrow) - { - auto result = static_cast<double_bigit>((*this)[index]) - other - borrow; - (*this)[index] = static_cast<bigit>(result); - borrow = static_cast<bigit>(result >> (bigit_bits * 2 - 1)); - } - - FMT_CONSTEXPR20 void remove_leading_zeros() - { - int num_bigits = static_cast<int>(bigits_.size()) - 1; - while(num_bigits > 0 && (*this)[num_bigits] == 0) - --num_bigits; - bigits_.resize(to_unsigned(num_bigits + 1)); - } - - // Computes *this -= other assuming aligned bigints and *this >= other. - FMT_CONSTEXPR20 void subtract_aligned(const bigint &other) - { - FMT_ASSERT(other.exp_ >= exp_, "unaligned bigints"); - FMT_ASSERT(compare(*this, other) >= 0, ""); - bigit borrow = 0; - int i = other.exp_ - exp_; - for(size_t j = 0, n = other.bigits_.size(); j != n; ++i, ++j) - subtract_bigits(i, other.bigits_[j], borrow); - while(borrow > 0) - subtract_bigits(i, 0, borrow); - remove_leading_zeros(); - } - - FMT_CONSTEXPR20 void multiply(uint32_t value) - { - const double_bigit wide_value = value; - bigit carry = 0; - for(size_t i = 0, n = bigits_.size(); i < n; ++i) - { - double_bigit result = bigits_[i] * wide_value + carry; - bigits_[i] = static_cast<bigit>(result); - carry = static_cast<bigit>(result >> bigit_bits); - } - if(carry != 0) - bigits_.push_back(carry); - } - - template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || std::is_same<UInt, uint128_t>::value)> - FMT_CONSTEXPR20 void multiply(UInt value) - { - using half_uint = conditional_t<std::is_same<UInt, uint128_t>::value, uint64_t, uint32_t>; - const int shift = num_bits<half_uint>() - bigit_bits; - const UInt lower = static_cast<half_uint>(value); - const UInt upper = value >> num_bits<half_uint>(); - UInt carry = 0; - for(size_t i = 0, n = bigits_.size(); i < n; ++i) - { - UInt result = lower * bigits_[i] + static_cast<bigit>(carry); - carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + (carry >> bigit_bits); - bigits_[i] = static_cast<bigit>(result); - } - while(carry != 0) - { - bigits_.push_back(static_cast<bigit>(carry)); - carry >>= bigit_bits; - } - } - - template <typename UInt, FMT_ENABLE_IF(std::is_same<UInt, uint64_t>::value || std::is_same<UInt, uint128_t>::value)> - FMT_CONSTEXPR20 void assign(UInt n) - { - size_t num_bigits = 0; - do - { - bigits_[num_bigits++] = static_cast<bigit>(n); - n >>= bigit_bits; - } while(n != 0); - bigits_.resize(num_bigits); - exp_ = 0; - } - -public: - FMT_CONSTEXPR20 bigint() : exp_(0) {} - explicit bigint(uint64_t n) { assign(n); } - - bigint(const bigint &) = delete; - void operator=(const bigint &) = delete; - - FMT_CONSTEXPR20 void assign(const bigint &other) - { - auto size = other.bigits_.size(); - bigits_.resize(size); - auto data = other.bigits_.data(); - std::copy(data, data + size, make_checked(bigits_.data(), size)); - exp_ = other.exp_; - } - - template <typename Int> - FMT_CONSTEXPR20 void operator=(Int n) - { - FMT_ASSERT(n > 0, ""); - assign(uint64_or_128_t<Int>(n)); - } - - FMT_CONSTEXPR20 int num_bigits() const { return static_cast<int>(bigits_.size()) + exp_; } - - FMT_NOINLINE FMT_CONSTEXPR20 bigint &operator<<=(int shift) - { - FMT_ASSERT(shift >= 0, ""); - exp_ += shift / bigit_bits; - shift %= bigit_bits; - if(shift == 0) - return *this; - bigit carry = 0; - for(size_t i = 0, n = bigits_.size(); i < n; ++i) - { - bigit c = bigits_[i] >> (bigit_bits - shift); - bigits_[i] = (bigits_[i] << shift) + carry; - carry = c; - } - if(carry != 0) - bigits_.push_back(carry); - return *this; - } - - template <typename Int> - FMT_CONSTEXPR20 bigint &operator*=(Int value) - { - FMT_ASSERT(value > 0, ""); - multiply(uint32_or_64_or_128_t<Int>(value)); - return *this; - } - - friend FMT_CONSTEXPR20 int compare(const bigint &lhs, const bigint &rhs) - { - int num_lhs_bigits = lhs.num_bigits(), num_rhs_bigits = rhs.num_bigits(); - if(num_lhs_bigits != num_rhs_bigits) - return num_lhs_bigits > num_rhs_bigits ? 1 : -1; - int i = static_cast<int>(lhs.bigits_.size()) - 1; - int j = static_cast<int>(rhs.bigits_.size()) - 1; - int end = i - j; - if(end < 0) - end = 0; - for(; i >= end; --i, --j) - { - bigit lhs_bigit = lhs[i], rhs_bigit = rhs[j]; - if(lhs_bigit != rhs_bigit) - return lhs_bigit > rhs_bigit ? 1 : -1; - } - if(i != j) - return i > j ? 1 : -1; - return 0; - } - - // Returns compare(lhs1 + lhs2, rhs). - friend FMT_CONSTEXPR20 int add_compare(const bigint &lhs1, const bigint &lhs2, const bigint &rhs) - { - auto minimum = [](int a, int b) { return a < b ? a : b; }; - auto maximum = [](int a, int b) { return a > b ? a : b; }; - int max_lhs_bigits = maximum(lhs1.num_bigits(), lhs2.num_bigits()); - int num_rhs_bigits = rhs.num_bigits(); - if(max_lhs_bigits + 1 < num_rhs_bigits) - return -1; - if(max_lhs_bigits > num_rhs_bigits) - return 1; - auto get_bigit = [](const bigint &n, int i) -> bigit - { return i >= n.exp_ && i < n.num_bigits() ? n[i - n.exp_] : 0; }; - double_bigit borrow = 0; - int min_exp = minimum(minimum(lhs1.exp_, lhs2.exp_), rhs.exp_); - for(int i = num_rhs_bigits - 1; i >= min_exp; --i) - { - double_bigit sum = static_cast<double_bigit>(get_bigit(lhs1, i)) + get_bigit(lhs2, i); - bigit rhs_bigit = get_bigit(rhs, i); - if(sum > rhs_bigit + borrow) - return 1; - borrow = rhs_bigit + borrow - sum; - if(borrow > 1) - return -1; - borrow <<= bigit_bits; - } - return borrow != 0 ? -1 : 0; - } - - // Assigns pow(10, exp) to this bigint. - FMT_CONSTEXPR20 void assign_pow10(int exp) - { - FMT_ASSERT(exp >= 0, ""); - if(exp == 0) - return *this = 1; - // Find the top bit. - int bitmask = 1; - while(exp >= bitmask) - bitmask <<= 1; - bitmask >>= 1; - // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by - // repeated squaring and multiplication. - *this = 5; - bitmask >>= 1; - while(bitmask != 0) - { - square(); - if((exp & bitmask) != 0) - *this *= 5; - bitmask >>= 1; - } - *this <<= exp; // Multiply by pow(2, exp) by shifting. - } - - FMT_CONSTEXPR20 void square() - { - int num_bigits = static_cast<int>(bigits_.size()); - int num_result_bigits = 2 * num_bigits; - basic_memory_buffer<bigit, bigits_capacity> n(std::move(bigits_)); - bigits_.resize(to_unsigned(num_result_bigits)); - auto sum = uint128_t(); - for(int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) - { - // Compute bigit at position bigit_index of the result by adding - // cross-product terms n[i] * n[j] such that i + j == bigit_index. - for(int i = 0, j = bigit_index; j >= 0; ++i, --j) - { - // Most terms are multiplied twice which can be optimized in the future. - sum += static_cast<double_bigit>(n[i]) * n[j]; - } - (*this)[bigit_index] = static_cast<bigit>(sum); - sum >>= num_bits<bigit>(); // Compute the carry. - } - // Do the same for the top half. - for(int bigit_index = num_bigits; bigit_index < num_result_bigits; ++bigit_index) - { - for(int j = num_bigits - 1, i = bigit_index - j; i < num_bigits;) - sum += static_cast<double_bigit>(n[i++]) * n[j--]; - (*this)[bigit_index] = static_cast<bigit>(sum); - sum >>= num_bits<bigit>(); - } - remove_leading_zeros(); - exp_ *= 2; - } - - // If this bigint has a bigger exponent than other, adds trailing zero to make - // exponents equal. This simplifies some operations such as subtraction. - FMT_CONSTEXPR20 void align(const bigint &other) - { - int exp_difference = exp_ - other.exp_; - if(exp_difference <= 0) - return; - int num_bigits = static_cast<int>(bigits_.size()); - bigits_.resize(to_unsigned(num_bigits + exp_difference)); - for(int i = num_bigits - 1, j = i + exp_difference; i >= 0; --i, --j) - bigits_[j] = bigits_[i]; - std::uninitialized_fill_n(bigits_.data(), exp_difference, 0); - exp_ -= exp_difference; - } - - // Divides this bignum by divisor, assigning the remainder to this and - // returning the quotient. - FMT_CONSTEXPR20 int divmod_assign(const bigint &divisor) - { - FMT_ASSERT(this != &divisor, ""); - if(compare(*this, divisor) < 0) - return 0; - FMT_ASSERT(divisor.bigits_[divisor.bigits_.size() - 1u] != 0, ""); - align(divisor); - int quotient = 0; - do - { - subtract_aligned(divisor); - ++quotient; - } while(compare(*this, divisor) >= 0); - return quotient; - } -}; - -// format_dragon flags. -enum dragon -{ - predecessor_closer = 1, - fixup = 2, // Run fixup to correct exp10 which can be off by one. - fixed = 4, -}; - -// Formats a floating-point number using a variation of the Fixed-Precision -// Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: -// https://fmt.dev/papers/p372-steele.pdf. -FMT_CONSTEXPR20 inline void -format_dragon(basic_fp<uint128_t> value, unsigned flags, int num_digits, buffer<char> &buf, int &exp10) -{ - bigint numerator; // 2 * R in (FPP)^2. - bigint denominator; // 2 * S in (FPP)^2. - // lower and upper are differences between value and corresponding boundaries. - bigint lower; // (M^- in (FPP)^2). - bigint upper_store; // upper's value if different from lower. - bigint *upper = nullptr; // (M^+ in (FPP)^2). - // Shift numerator and denominator by an extra bit or two (if lower boundary - // is closer) to make lower and upper integers. This eliminates multiplication - // by 2 during later computations. - bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; - int shift = is_predecessor_closer ? 2 : 1; - if(value.e >= 0) - { - numerator = value.f; - numerator <<= value.e + shift; - lower = 1; - lower <<= value.e; - if(is_predecessor_closer) - { - upper_store = 1; - upper_store <<= value.e + 1; - upper = &upper_store; - } - denominator.assign_pow10(exp10); - denominator <<= shift; - } - else if(exp10 < 0) - { - numerator.assign_pow10(-exp10); - lower.assign(numerator); - if(is_predecessor_closer) - { - upper_store.assign(numerator); - upper_store <<= 1; - upper = &upper_store; - } - numerator *= value.f; - numerator <<= shift; - denominator = 1; - denominator <<= shift - value.e; - } - else - { - numerator = value.f; - numerator <<= shift; - denominator.assign_pow10(exp10); - denominator <<= shift - value.e; - lower = 1; - if(is_predecessor_closer) - { - upper_store = 1ULL << 1; - upper = &upper_store; - } - } - int even = static_cast<int>((value.f & 1) == 0); - if(!upper) - upper = &lower; - if((flags & dragon::fixup) != 0) - { - if(add_compare(numerator, *upper, denominator) + even <= 0) - { - --exp10; - numerator *= 10; - if(num_digits < 0) - { - lower *= 10; - if(upper != &lower) - *upper *= 10; - } - } - if((flags & dragon::fixed) != 0) - adjust_precision(num_digits, exp10 + 1); - } - // Invariant: value == (numerator / denominator) * pow(10, exp10). - if(num_digits < 0) - { - // Generate the shortest representation. - num_digits = 0; - char *data = buf.data(); - for(;;) - { - int digit = numerator.divmod_assign(denominator); - bool low = compare(numerator, lower) - even < 0; // numerator <[=] lower. - // numerator + upper >[=] pow10: - bool high = add_compare(numerator, *upper, denominator) + even > 0; - data[num_digits++] = static_cast<char>('0' + digit); - if(low || high) - { - if(!low) - { - ++data[num_digits - 1]; - } - else if(high) - { - int result = add_compare(numerator, numerator, denominator); - // Round half to even. - if(result > 0 || (result == 0 && (digit % 2) != 0)) - ++data[num_digits - 1]; - } - buf.try_resize(to_unsigned(num_digits)); - exp10 -= num_digits - 1; - return; - } - numerator *= 10; - lower *= 10; - if(upper != &lower) - *upper *= 10; - } - } - // Generate the given number of digits. - exp10 -= num_digits - 1; - if(num_digits == 0) - { - denominator *= 10; - auto digit = add_compare(numerator, numerator, denominator) > 0 ? '1' : '0'; - buf.push_back(digit); - return; - } - buf.try_resize(to_unsigned(num_digits)); - for(int i = 0; i < num_digits - 1; ++i) - { - int digit = numerator.divmod_assign(denominator); - buf[i] = static_cast<char>('0' + digit); - numerator *= 10; - } - int digit = numerator.divmod_assign(denominator); - auto result = add_compare(numerator, numerator, denominator); - if(result > 0 || (result == 0 && (digit % 2) != 0)) - { - if(digit == 9) - { - const auto overflow = '0' + 10; - buf[num_digits - 1] = overflow; - // Propagate the carry. - for(int i = num_digits - 1; i > 0 && buf[i] == overflow; --i) - { - buf[i] = '0'; - ++buf[i - 1]; - } - if(buf[0] == overflow) - { - buf[0] = '1'; - ++exp10; - } - return; - } - ++digit; - } - buf[num_digits - 1] = static_cast<char>('0' + digit); -} - -template <typename Float> -FMT_CONSTEXPR20 auto format_float(Float value, int precision, float_specs specs, buffer<char> &buf) -> int -{ - // float is passed as double to reduce the number of instantiations. - static_assert(!std::is_same<Float, float>::value, ""); - FMT_ASSERT(value >= 0, "value is negative"); - auto converted_value = convert_float(value); - - const bool fixed = specs.format == float_format::fixed; - if(value <= 0) - { // <= instead of == to silence a warning. - if(precision <= 0 || !fixed) - { - buf.push_back('0'); - return 0; - } - buf.try_resize(to_unsigned(precision)); - fill_n(buf.data(), precision, '0'); - return -precision; - } - - int exp = 0; - bool use_dragon = true; - unsigned dragon_flags = 0; - if(!is_fast_float<Float>()) - { - const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) - using info = dragonbox::float_info<decltype(converted_value)>; - const auto f = basic_fp<typename info::carrier_uint>(converted_value); - // Compute exp, an approximate power of 10, such that - // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). - // This is based on log10(value) == log2(value) / log2(10) and approximation - // of log2(value) by e + num_fraction_bits idea from double-conversion. - exp = static_cast<int>(std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10)); - dragon_flags = dragon::fixup; - } - else if(!is_constant_evaluated() && precision < 0) - { - // Use Dragonbox for the shortest format. - if(specs.binary32) - { - auto dec = dragonbox::to_decimal(static_cast<float>(value)); - write<char>(buffer_appender<char>(buf), dec.significand); - return dec.exponent; - } - auto dec = dragonbox::to_decimal(static_cast<double>(value)); - write<char>(buffer_appender<char>(buf), dec.significand); - return dec.exponent; - } - else - { - // Use Grisu + Dragon4 for the given precision: - // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. - const int min_exp = -60; // alpha in Grisu. - int cached_exp10 = 0; // K in Grisu. - fp normalized = normalize(fp(converted_value)); - const auto cached_pow = get_cached_power(min_exp - (normalized.e + fp::num_significand_bits), cached_exp10); - normalized = normalized * cached_pow; - gen_digits_handler handler{buf.data(), 0, precision, -cached_exp10, fixed}; - if(grisu_gen_digits(normalized, 1, exp, handler) != digits::error && !is_constant_evaluated()) - { - exp += handler.exp10; - buf.try_resize(to_unsigned(handler.size)); - use_dragon = false; - } - else - { - exp += handler.size - cached_exp10 - 1; - precision = handler.precision; - } - } - if(use_dragon) - { - auto f = basic_fp<uint128_t>(); - bool is_predecessor_closer = specs.binary32 ? f.assign(static_cast<float>(value)) : f.assign(converted_value); - if(is_predecessor_closer) - dragon_flags |= dragon::predecessor_closer; - if(fixed) - dragon_flags |= dragon::fixed; - // Limit precision to the maximum possible number of significant digits in - // an IEEE754 double because we don't need to generate zeros. - const int max_double_digits = 767; - if(precision > max_double_digits) - precision = max_double_digits; - format_dragon(f, dragon_flags, precision, buf, exp); - } - if(!fixed && !specs.showpoint) - { - // Remove trailing zeros. - auto num_digits = buf.size(); - while(num_digits > 0 && buf[num_digits - 1] == '0') - { - --num_digits; - ++exp; - } - buf.try_resize(num_digits); - } - return exp; -} - -template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(is_floating_point<T>::value)> -FMT_CONSTEXPR20 auto write(OutputIt out, T value, basic_format_specs<Char> specs, locale_ref loc = {}) -> OutputIt -{ - if(const_check(!is_supported_floating_point(value))) - return out; - float_specs fspecs = parse_float_type_spec(specs); - fspecs.sign = specs.sign; - if(detail::signbit(value)) - { // value < 0 is false for NaN so use signbit. - fspecs.sign = sign::minus; - value = -value; - } - else if(fspecs.sign == sign::minus) - { - fspecs.sign = sign::none; - } - - if(!detail::isfinite(value)) - return write_nonfinite(out, detail::isnan(value), specs, fspecs); - - if(specs.align == align::numeric && fspecs.sign) - { - auto it = reserve(out, 1); - *it++ = detail::sign<Char>(fspecs.sign); - out = base_iterator(out, it); - fspecs.sign = sign::none; - if(specs.width != 0) - --specs.width; - } - - memory_buffer buffer; - if(fspecs.format == float_format::hex) - { - if(fspecs.sign) - buffer.push_back(detail::sign<char>(fspecs.sign)); - snprintf_float(convert_float(value), specs.precision, fspecs, buffer); - return write_bytes<align::right>(out, {buffer.data(), buffer.size()}, specs); - } - int precision = specs.precision >= 0 || specs.type == presentation_type::none ? specs.precision : 6; - if(fspecs.format == float_format::exp) - { - if(precision == max_value<int>()) - throw_format_error("number is too big"); - else - ++precision; - } - else if(fspecs.format != float_format::fixed && precision == 0) - { - precision = 1; - } - if(const_check(std::is_same<T, float>())) - fspecs.binary32 = true; - int exp = format_float(convert_float(value), precision, fspecs, buffer); - fspecs.precision = precision; - auto f = big_decimal_fp{buffer.data(), static_cast<int>(buffer.size()), exp}; - return write_float(out, f, specs, fspecs, loc); -} - -template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(is_fast_float<T>::value)> -FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt -{ - if(is_constant_evaluated()) - return write(out, value, basic_format_specs<Char>()); - if(const_check(!is_supported_floating_point(value))) - return out; - - auto fspecs = float_specs(); - if(detail::signbit(value)) - { - fspecs.sign = sign::minus; - value = -value; - } - - constexpr auto specs = basic_format_specs<Char>(); - using floaty = conditional_t<std::is_same<T, long double>::value, double, T>; - using uint = typename dragonbox::float_info<floaty>::carrier_uint; - uint mask = exponent_mask<floaty>(); - if((bit_cast<uint>(value) & mask) == mask) - return write_nonfinite(out, std::isnan(value), specs, fspecs); - - auto dec = dragonbox::to_decimal(static_cast<floaty>(value)); - return write_float(out, dec, specs, fspecs, {}); -} - -template < - typename Char, - typename OutputIt, - typename T, - FMT_ENABLE_IF(is_floating_point<T>::value && !is_fast_float<T>::value)> -inline auto write(OutputIt out, T value) -> OutputIt -{ - return write(out, value, basic_format_specs<Char>()); -} - -template <typename Char, typename OutputIt> -auto write(OutputIt out, monostate, basic_format_specs<Char> = {}, locale_ref = {}) -> OutputIt -{ - FMT_ASSERT(false, ""); - return out; -} - -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, basic_string_view<Char> value) -> OutputIt -{ - auto it = reserve(out, value.size()); - it = copy_str_noinline<Char>(value.begin(), value.end(), it); - return base_iterator(out, it); -} - -template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(is_string<T>::value)> -constexpr auto write(OutputIt out, const T &value) -> OutputIt -{ - return write<Char>(out, to_string_view(value)); -} - -// FMT_ENABLE_IF() condition separated to workaround an MSVC bug. -template < - typename Char, - typename OutputIt, - typename T, - bool check = std::is_enum<T>::value && !std::is_same<T, Char>::value && - mapped_type_constant<T, basic_format_context<OutputIt, Char>>::value != type::custom_type, - FMT_ENABLE_IF(check)> -FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt -{ - return write<Char>(out, static_cast<underlying_t<T>>(value)); -} - -template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(std::is_same<T, bool>::value)> -FMT_CONSTEXPR auto write(OutputIt out, T value, const basic_format_specs<Char> &specs = {}, locale_ref = {}) -> OutputIt -{ - return specs.type != presentation_type::none && specs.type != presentation_type::string ? - write(out, value ? 1 : 0, specs, {}) : - write_bytes(out, value ? "true" : "false", specs); -} - -template <typename Char, typename OutputIt> -FMT_CONSTEXPR auto write(OutputIt out, Char value) -> OutputIt -{ - auto it = reserve(out, 1); - *it++ = value; - return base_iterator(out, it); -} - -template <typename Char, typename OutputIt> -FMT_CONSTEXPR_CHAR_TRAITS auto write(OutputIt out, const Char *value) -> OutputIt -{ - if(!value) - { - throw_format_error("string pointer is null"); - } - else - { - out = write(out, basic_string_view<Char>(value)); - } - return out; -} - -template <typename Char, typename OutputIt, typename T, FMT_ENABLE_IF(std::is_same<T, void>::value)> -auto write(OutputIt out, const T *value, const basic_format_specs<Char> &specs = {}, locale_ref = {}) -> OutputIt -{ - check_pointer_type_spec(specs.type, error_handler()); - return write_ptr<Char>(out, bit_cast<uintptr_t>(value), &specs); -} - -// A write overload that handles implicit conversions. -template <typename Char, typename OutputIt, typename T, typename Context = basic_format_context<OutputIt, Char>> -FMT_CONSTEXPR auto write(OutputIt out, const T &value) -> enable_if_t< - std::is_class<T>::value && !is_string<T>::value && !is_floating_point<T>::value && !std::is_same<T, Char>::value && - !std::is_same<const T &, decltype(arg_mapper<Context>().map(value))>::value, - OutputIt> -{ - return write<Char>(out, arg_mapper<Context>().map(value)); -} - -template <typename Char, typename OutputIt, typename T, typename Context = basic_format_context<OutputIt, Char>> -FMT_CONSTEXPR auto write(OutputIt out, const T &value) - -> enable_if_t<mapped_type_constant<T, Context>::value == type::custom_type, OutputIt> -{ - using formatter_type = conditional_t< - has_formatter<T, Context>::value, - typename Context::template formatter_type<T>, - fallback_formatter<T, Char>>; - auto ctx = Context(out, {}, {}); - return formatter_type().format(value, ctx); -} - -// An argument visitor that formats the argument and writes it via the output -// iterator. It's a class and not a generic lambda for compatibility with C++11. -template <typename Char> -struct default_arg_formatter -{ - using iterator = buffer_appender<Char>; - using context = buffer_context<Char>; - - iterator out; - basic_format_args<context> args; - locale_ref loc; - - template <typename T> - auto operator()(T value) -> iterator - { - return write<Char>(out, value); - } - auto operator()(typename basic_format_arg<context>::handle h) -> iterator - { - basic_format_parse_context<Char> parse_ctx({}); - context format_ctx(out, args, loc); - h.format(parse_ctx, format_ctx); - return format_ctx.out(); - } -}; - -template <typename Char> -struct arg_formatter -{ - using iterator = buffer_appender<Char>; - using context = buffer_context<Char>; - - iterator out; - const basic_format_specs<Char> &specs; - locale_ref locale; - - template <typename T> - FMT_CONSTEXPR FMT_INLINE auto operator()(T value) -> iterator - { - return detail::write(out, value, specs, locale); - } - auto operator()(typename basic_format_arg<context>::handle) -> iterator - { - // User-defined types are handled separately because they require access - // to the parse context. - return out; - } -}; - -template <typename Char> -struct custom_formatter -{ - basic_format_parse_context<Char> &parse_ctx; - buffer_context<Char> &ctx; - - void operator()(typename basic_format_arg<buffer_context<Char>>::handle h) const { h.format(parse_ctx, ctx); } - template <typename T> - void operator()(T) const - { - } -}; - -template <typename T> -using is_integer = bool_constant< - is_integral<T>::value && !std::is_same<T, bool>::value && !std::is_same<T, char>::value && - !std::is_same<T, wchar_t>::value>; - -template <typename ErrorHandler> -class width_checker -{ -public: - explicit FMT_CONSTEXPR width_checker(ErrorHandler &eh) : handler_(eh) {} - - template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T value) -> unsigned long long - { - if(is_negative(value)) - handler_.on_error("negative width"); - return static_cast<unsigned long long>(value); - } - - template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T) -> unsigned long long - { - handler_.on_error("width is not integer"); - return 0; - } - -private: - ErrorHandler &handler_; -}; - -template <typename ErrorHandler> -class precision_checker -{ -public: - explicit FMT_CONSTEXPR precision_checker(ErrorHandler &eh) : handler_(eh) {} - - template <typename T, FMT_ENABLE_IF(is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T value) -> unsigned long long - { - if(is_negative(value)) - handler_.on_error("negative precision"); - return static_cast<unsigned long long>(value); - } - - template <typename T, FMT_ENABLE_IF(!is_integer<T>::value)> - FMT_CONSTEXPR auto operator()(T) -> unsigned long long - { - handler_.on_error("precision is not integer"); - return 0; - } - -private: - ErrorHandler &handler_; -}; - -template <template <typename> class Handler, typename FormatArg, typename ErrorHandler> -FMT_CONSTEXPR auto get_dynamic_spec(FormatArg arg, ErrorHandler eh) -> int -{ - unsigned long long value = visit_format_arg(Handler<ErrorHandler>(eh), arg); - if(value > to_unsigned(max_value<int>())) - eh.on_error("number is too big"); - return static_cast<int>(value); -} - -template <typename Context, typename ID> -FMT_CONSTEXPR auto get_arg(Context &ctx, ID id) -> typename Context::format_arg -{ - auto arg = ctx.arg(id); - if(!arg) - ctx.on_error("argument not found"); - return arg; -} - -// The standard format specifier handler with checking. -template <typename Char> -class specs_handler : public specs_setter<Char> -{ -private: - basic_format_parse_context<Char> &parse_context_; - buffer_context<Char> &context_; - - // This is only needed for compatibility with gcc 4.4. - using format_arg = basic_format_arg<buffer_context<Char>>; - - FMT_CONSTEXPR auto get_arg(auto_id) -> format_arg - { - return detail::get_arg(context_, parse_context_.next_arg_id()); - } - - FMT_CONSTEXPR auto get_arg(int arg_id) -> format_arg - { - parse_context_.check_arg_id(arg_id); - return detail::get_arg(context_, arg_id); - } - - FMT_CONSTEXPR auto get_arg(basic_string_view<Char> arg_id) -> format_arg - { - parse_context_.check_arg_id(arg_id); - return detail::get_arg(context_, arg_id); - } - -public: - FMT_CONSTEXPR specs_handler( - basic_format_specs<Char> &specs, - basic_format_parse_context<Char> &parse_ctx, - buffer_context<Char> &ctx) : - specs_setter<Char>(specs), parse_context_(parse_ctx), context_(ctx) - { - } - - template <typename Id> - FMT_CONSTEXPR void on_dynamic_width(Id arg_id) - { - this->specs_.width = get_dynamic_spec<width_checker>(get_arg(arg_id), context_.error_handler()); - } - - template <typename Id> - FMT_CONSTEXPR void on_dynamic_precision(Id arg_id) - { - this->specs_.precision = get_dynamic_spec<precision_checker>(get_arg(arg_id), context_.error_handler()); - } - - void on_error(const char *message) { context_.on_error(message); } -}; - -template <template <typename> class Handler, typename Context> -FMT_CONSTEXPR void handle_dynamic_spec(int &value, arg_ref<typename Context::char_type> ref, Context &ctx) -{ - switch(ref.kind) - { - case arg_id_kind::none: - break; - case arg_id_kind::index: - value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.index), ctx.error_handler()); - break; - case arg_id_kind::name: - value = detail::get_dynamic_spec<Handler>(ctx.arg(ref.val.name), ctx.error_handler()); - break; - } -} - -#if FMT_USE_USER_DEFINED_LITERALS -template <typename Char> -struct udl_formatter -{ - basic_string_view<Char> str; - - template <typename... T> - auto operator()(T &&...args) const -> std::basic_string<Char> - { - return vformat(str, fmt::make_format_args<buffer_context<Char>>(args...)); - } -}; - -#if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <typename T, typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> -struct statically_named_arg : view -{ - static constexpr auto name = Str.data; - - const T &value; - statically_named_arg(const T &v) : value(v) {} -}; - -template <typename T, typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> -struct is_named_arg<statically_named_arg<T, Char, N, Str>> : std::true_type -{ -}; - -template <typename T, typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> -struct is_statically_named_arg<statically_named_arg<T, Char, N, Str>> : std::true_type -{ -}; - -template <typename Char, size_t N, fmt::detail_exported::fixed_string<Char, N> Str> -struct udl_arg -{ - template <typename T> - auto operator=(T &&value) const - { - return statically_named_arg<T, Char, N, Str>(std::forward<T>(value)); - } -}; -#else -template <typename Char> -struct udl_arg -{ - const Char *str; - - template <typename T> - auto operator=(T &&value) const -> named_arg<Char, T> - { - return {str, std::forward<T>(value)}; - } -}; -#endif -#endif // FMT_USE_USER_DEFINED_LITERALS - -template <typename Locale, typename Char> -auto vformat( - const Locale &loc, - basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -> std::basic_string<Char> -{ - basic_memory_buffer<Char> buffer; - detail::vformat_to(buffer, format_str, args, detail::locale_ref(loc)); - return {buffer.data(), buffer.size()}; -} - -using format_func = void (*)(detail::buffer<char> &, int, const char *); - -FMT_API void format_error_code(buffer<char> &out, int error_code, string_view message) noexcept; - -FMT_API void report_error(format_func func, int error_code, const char *message) noexcept; -FMT_END_DETAIL_NAMESPACE - -FMT_API auto vsystem_error(int error_code, string_view format_str, format_args args) -> std::system_error; - -/** - \rst - Constructs :class:`std::system_error` with a message formatted with - ``fmt::format(fmt, args...)``. - *error_code* is a system error code as given by ``errno``. - - **Example**:: - - // This throws std::system_error with the description - // cannot open file 'madeup': No such file or directory - // or similar (system message may vary). - const char* filename = "madeup"; - std::FILE* file = std::fopen(filename, "r"); - if (!file) - throw fmt::system_error(errno, "cannot open file '{}'", filename); - \endrst -*/ -template <typename... T> -auto system_error(int error_code, format_string<T...> fmt, T &&...args) -> std::system_error -{ - return vsystem_error(error_code, fmt, fmt::make_format_args(args...)); -} - -/** - \rst - Formats an error message for an error returned by an operating system or a - language runtime, for example a file opening error, and writes it to *out*. - The format is the same as the one used by ``std::system_error(ec, message)`` - where ``ec`` is ``std::error_code(error_code, std::generic_category()})``. - It is implementation-defined but normally looks like: - - .. parsed-literal:: - *<message>*: *<system-message>* - - where *<message>* is the passed message and *<system-message>* is the system - message corresponding to the error code. - *error_code* is a system error code as given by ``errno``. - \endrst - */ -FMT_API void format_system_error(detail::buffer<char> &out, int error_code, const char *message) noexcept; - -// Reports a system error without throwing an exception. -// Can be used to report errors from destructors. -FMT_API void report_system_error(int error_code, const char *message) noexcept; - -/** Fast integer formatter. */ -class format_int -{ -private: - // Buffer should be large enough to hold all digits (digits10 + 1), - // a sign and a null character. - enum - { - buffer_size = std::numeric_limits<unsigned long long>::digits10 + 3 - }; - mutable char buffer_[buffer_size]; - char *str_; - - template <typename UInt> - auto format_unsigned(UInt value) -> char * - { - auto n = static_cast<detail::uint32_or_64_or_128_t<UInt>>(value); - return detail::format_decimal(buffer_, n, buffer_size - 1).begin; - } - - template <typename Int> - auto format_signed(Int value) -> char * - { - auto abs_value = static_cast<detail::uint32_or_64_or_128_t<Int>>(value); - bool negative = value < 0; - if(negative) - abs_value = 0 - abs_value; - auto begin = format_unsigned(abs_value); - if(negative) - *--begin = '-'; - return begin; - } - -public: - explicit format_int(int value) : str_(format_signed(value)) {} - explicit format_int(long value) : str_(format_signed(value)) {} - explicit format_int(long long value) : str_(format_signed(value)) {} - explicit format_int(unsigned value) : str_(format_unsigned(value)) {} - explicit format_int(unsigned long value) : str_(format_unsigned(value)) {} - explicit format_int(unsigned long long value) : str_(format_unsigned(value)) {} - - /** Returns the number of characters written to the output buffer. */ - auto size() const -> size_t { return detail::to_unsigned(buffer_ - str_ + buffer_size - 1); } - - /** - Returns a pointer to the output buffer content. No terminating null - character is appended. - */ - auto data() const -> const char * { return str_; } - - /** - Returns a pointer to the output buffer content with terminating null - character appended. - */ - auto c_str() const -> const char * - { - buffer_[buffer_size - 1] = '\0'; - return str_; - } - - /** - \rst - Returns the content of the output buffer as an ``std::string``. - \endrst - */ - auto str() const -> std::string { return std::string(str_, size()); } -}; - -template <typename T, typename Char> -template <typename FormatContext> -FMT_CONSTEXPR FMT_INLINE auto -formatter<T, Char, enable_if_t<detail::type_constant<T, Char>::value != detail::type::custom_type>>::format( - const T &val, - FormatContext &ctx) const -> decltype(ctx.out()) -{ - if(specs_.width_ref.kind != detail::arg_id_kind::none || specs_.precision_ref.kind != detail::arg_id_kind::none) - { - auto specs = specs_; - detail::handle_dynamic_spec<detail::width_checker>(specs.width, specs.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>(specs.precision, specs.precision_ref, ctx); - return detail::write<Char>(ctx.out(), val, specs, ctx.locale()); - } - return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); -} - -template <typename Char> -struct formatter<void *, Char> : formatter<const void *, Char> -{ - template <typename FormatContext> - auto format(void *val, FormatContext &ctx) const -> decltype(ctx.out()) - { - return formatter<const void *, Char>::format(val, ctx); - } -}; - -template <typename Char, size_t N> -struct formatter<Char[N], Char> : formatter<basic_string_view<Char>, Char> -{ - template <typename FormatContext> - FMT_CONSTEXPR auto format(const Char *val, FormatContext &ctx) const -> decltype(ctx.out()) - { - return formatter<basic_string_view<Char>, Char>::format(val, ctx); - } -}; - -// A formatter for types known only at run time such as variant alternatives. -// -// Usage: -// using variant = std::variant<int, std::string>; -// template <> -// struct formatter<variant>: dynamic_formatter<> { -// auto format(const variant& v, format_context& ctx) { -// return visit([&](const auto& val) { -// return dynamic_formatter<>::format(val, ctx); -// }, v); -// } -// }; -template <typename Char = char> -class dynamic_formatter -{ -private: - detail::dynamic_format_specs<Char> specs_; - const Char *format_str_; - - struct null_handler : detail::error_handler - { - void on_align(align_t) {} - void on_sign(sign_t) {} - void on_hash() {} - }; - - template <typename Context> - void handle_specs(Context &ctx) - { - detail::handle_dynamic_spec<detail::width_checker>(specs_.width, specs_.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>(specs_.precision, specs_.precision_ref, ctx); - } - -public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - format_str_ = ctx.begin(); - // Checks are deferred to formatting time when the argument type is known. - detail::dynamic_specs_handler<ParseContext> handler(specs_, ctx); - return detail::parse_format_specs(ctx.begin(), ctx.end(), handler); - } - - template <typename T, typename FormatContext> - auto format(const T &val, FormatContext &ctx) -> decltype(ctx.out()) - { - handle_specs(ctx); - detail::specs_checker<null_handler> checker( - null_handler(), detail::mapped_type_constant<T, FormatContext>::value); - checker.on_align(specs_.align); - if(specs_.sign != sign::none) - checker.on_sign(specs_.sign); - if(specs_.alt) - checker.on_hash(); - if(specs_.precision >= 0) - checker.end_precision(); - return detail::write<Char>(ctx.out(), val, specs_, ctx.locale()); - } -}; - -/** - \rst - Converts ``p`` to ``const void*`` for pointer formatting. - - **Example**:: - - auto s = fmt::format("{}", fmt::ptr(p)); - \endrst - */ -template <typename T> -auto ptr(T p) -> const void * -{ - static_assert(std::is_pointer<T>::value, ""); - return detail::bit_cast<const void *>(p); -} -template <typename T> -auto ptr(const std::unique_ptr<T> &p) -> const void * -{ - return p.get(); -} -template <typename T> -auto ptr(const std::shared_ptr<T> &p) -> const void * -{ - return p.get(); -} - -/** - \rst - Converts ``e`` to the underlying type. - - **Example**:: - - enum class color { red, green, blue }; - auto s = fmt::format("{}", fmt::underlying(color::red)); - \endrst - */ -template <typename Enum> -constexpr auto underlying(Enum e) noexcept -> underlying_t<Enum> -{ - return static_cast<underlying_t<Enum>>(e); -} - -namespace enums -{ -template <typename Enum, FMT_ENABLE_IF(std::is_enum<Enum>::value)> -constexpr auto format_as(Enum e) noexcept -> underlying_t<Enum> -{ - return static_cast<underlying_t<Enum>>(e); -} -} // namespace enums - -class bytes -{ -private: - string_view data_; - friend struct formatter<bytes>; - -public: - explicit bytes(string_view data) : data_(data) {} -}; - -template <> -struct formatter<bytes> -{ -private: - detail::dynamic_format_specs<char> specs_; - -public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - using handler_type = detail::dynamic_specs_handler<ParseContext>; - detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), detail::type::string_type); - auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); - detail::check_string_type_spec(specs_.type, ctx.error_handler()); - return it; - } - - template <typename FormatContext> - auto format(bytes b, FormatContext &ctx) -> decltype(ctx.out()) - { - detail::handle_dynamic_spec<detail::width_checker>(specs_.width, specs_.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>(specs_.precision, specs_.precision_ref, ctx); - return detail::write_bytes(ctx.out(), b.data_, specs_); - } -}; - -// group_digits_view is not derived from view because it copies the argument. -template <typename T> -struct group_digits_view -{ - T value; -}; - -/** - \rst - Returns a view that formats an integer value using ',' as a locale-independent - thousands separator. - - **Example**:: - - fmt::print("{}", fmt::group_digits(12345)); - // Output: "12,345" - \endrst - */ -template <typename T> -auto group_digits(T value) -> group_digits_view<T> -{ - return {value}; -} - -template <typename T> -struct formatter<group_digits_view<T>> : formatter<T> -{ -private: - detail::dynamic_format_specs<char> specs_; - -public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - using handler_type = detail::dynamic_specs_handler<ParseContext>; - detail::specs_checker<handler_type> handler(handler_type(specs_, ctx), detail::type::int_type); - auto it = parse_format_specs(ctx.begin(), ctx.end(), handler); - detail::check_string_type_spec(specs_.type, ctx.error_handler()); - return it; - } - - template <typename FormatContext> - auto format(group_digits_view<T> t, FormatContext &ctx) -> decltype(ctx.out()) - { - detail::handle_dynamic_spec<detail::width_checker>(specs_.width, specs_.width_ref, ctx); - detail::handle_dynamic_spec<detail::precision_checker>(specs_.precision, specs_.precision_ref, ctx); - return detail::write_int_localized( - ctx.out(), - static_cast<detail::uint64_or_128_t<T>>(t.value), - 0, - specs_, - detail::digit_grouping<char>({"\3", ','})); - } -}; - -template <typename It, typename Sentinel, typename Char = char> -struct join_view : detail::view -{ - It begin; - Sentinel end; - basic_string_view<Char> sep; - - join_view(It b, Sentinel e, basic_string_view<Char> s) : begin(b), end(e), sep(s) {} -}; - -template <typename It, typename Sentinel, typename Char> -struct formatter<join_view<It, Sentinel, Char>, Char> -{ -private: - using value_type = -#ifdef __cpp_lib_ranges - std::iter_value_t<It>; -#else - typename std::iterator_traits<It>::value_type; -#endif - using context = buffer_context<Char>; - using mapper = detail::arg_mapper<context>; - - template <typename T, FMT_ENABLE_IF(has_formatter<T, context>::value)> - static auto map(const T &value) -> const T & - { - return value; - } - template <typename T, FMT_ENABLE_IF(!has_formatter<T, context>::value)> - static auto map(const T &value) -> decltype(mapper().map(value)) - { - return mapper().map(value); - } - - using formatter_type = conditional_t< - is_formattable<value_type, Char>::value, - formatter<remove_cvref_t<decltype(map(std::declval<const value_type &>()))>, Char>, - detail::fallback_formatter<value_type, Char>>; - - formatter_type value_formatter_; - -public: - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return value_formatter_.parse(ctx); - } - - template <typename FormatContext> - auto format(const join_view<It, Sentinel, Char> &value, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto it = value.begin; - auto out = ctx.out(); - if(it != value.end) - { - out = value_formatter_.format(map(*it), ctx); - ++it; - while(it != value.end) - { - out = detail::copy_str<Char>(value.sep.begin(), value.sep.end(), out); - ctx.advance_to(out); - out = value_formatter_.format(map(*it), ctx); - ++it; - } - } - return out; - } -}; - -/** - Returns a view that formats the iterator range `[begin, end)` with elements - separated by `sep`. - */ -template <typename It, typename Sentinel> -auto join(It begin, Sentinel end, string_view sep) -> join_view<It, Sentinel> -{ - return {begin, end, sep}; -} - -/** - \rst - Returns a view that formats `range` with elements separated by `sep`. - - **Example**:: - - std::vector<int> v = {1, 2, 3}; - fmt::print("{}", fmt::join(v, ", ")); - // Output: "1, 2, 3" - - ``fmt::join`` applies passed format specifiers to the range elements:: - - fmt::print("{:02}", fmt::join(v, ", ")); - // Output: "01, 02, 03" - \endrst - */ -template <typename Range> -auto join(Range &&range, string_view sep) -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>> -{ - return join(std::begin(range), std::end(range), sep); -} - -/** - \rst - Converts *value* to ``std::string`` using the default format for type *T*. - - **Example**:: - - #include <fmt/format.h> - - std::string answer = fmt::to_string(42); - \endrst - */ -template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> -inline auto to_string(const T &value) -> std::string -{ - auto result = std::string(); - detail::write<char>(std::back_inserter(result), value); - return result; -} - -template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> -FMT_NODISCARD inline auto to_string(T value) -> std::string -{ - // The buffer should be large enough to store the number including the sign - // or "false" for bool. - constexpr int max_size = detail::digits10<T>() + 2; - char buffer[max_size > 5 ? static_cast<unsigned>(max_size) : 5]; - char *begin = buffer; - return std::string(begin, detail::write<char>(begin, value)); -} - -template <typename Char, size_t SIZE> -FMT_NODISCARD auto to_string(const basic_memory_buffer<Char, SIZE> &buf) -> std::basic_string<Char> -{ - auto size = buf.size(); - detail::assume(size < std::basic_string<Char>().max_size()); - return std::basic_string<Char>(buf.data(), size); -} - -FMT_BEGIN_DETAIL_NAMESPACE - -template <typename Char> -void vformat_to( - buffer<Char> &buf, - basic_string_view<Char> fmt, - basic_format_args<FMT_BUFFER_CONTEXT(type_identity_t<Char>)> args, - locale_ref loc) -{ - // workaround for msvc bug regarding name-lookup in module - // link names into function scope - using detail::arg_formatter; - using detail::buffer_appender; - using detail::custom_formatter; - using detail::default_arg_formatter; - using detail::get_arg; - using detail::locale_ref; - using detail::parse_format_specs; - using detail::specs_checker; - using detail::specs_handler; - using detail::to_unsigned; - using detail::type; - using detail::write; - auto out = buffer_appender<Char>(buf); - if(fmt.size() == 2 && equal2(fmt.data(), "{}")) - { - auto arg = args.get(0); - if(!arg) - error_handler().on_error("argument not found"); - visit_format_arg(default_arg_formatter<Char>{out, args, loc}, arg); - return; - } - - struct format_handler : error_handler - { - basic_format_parse_context<Char> parse_context; - buffer_context<Char> context; - - format_handler( - buffer_appender<Char> p_out, - basic_string_view<Char> str, - basic_format_args<buffer_context<Char>> p_args, - locale_ref p_loc) : - parse_context(str), context(p_out, p_args, p_loc) - { - } - - void on_text(const Char *begin, const Char *end) - { - auto text = basic_string_view<Char>(begin, to_unsigned(end - begin)); - context.advance_to(write<Char>(context.out(), text)); - } - - FMT_CONSTEXPR auto on_arg_id() -> int { return parse_context.next_arg_id(); } - FMT_CONSTEXPR auto on_arg_id(int id) -> int { return parse_context.check_arg_id(id), id; } - FMT_CONSTEXPR auto on_arg_id(basic_string_view<Char> id) -> int - { - int arg_id = context.arg_id(id); - if(arg_id < 0) - on_error("argument not found"); - return arg_id; - } - - FMT_INLINE void on_replacement_field(int id, const Char *) - { - auto arg = get_arg(context, id); - context.advance_to( - visit_format_arg(default_arg_formatter<Char>{context.out(), context.args(), context.locale()}, arg)); - } - - auto on_format_specs(int id, const Char *begin, const Char *end) -> const Char * - { - auto arg = get_arg(context, id); - if(arg.type() == type::custom_type) - { - parse_context.advance_to(parse_context.begin() + (begin - &*parse_context.begin())); - visit_format_arg(custom_formatter<Char>{parse_context, context}, arg); - return parse_context.begin(); - } - auto specs = basic_format_specs<Char>(); - specs_checker<specs_handler<Char>> handler(specs_handler<Char>(specs, parse_context, context), arg.type()); - begin = parse_format_specs(begin, end, handler); - if(begin == end || *begin != '}') - on_error("missing '}' in format string"); - auto f = arg_formatter<Char>{context.out(), specs, context.locale()}; - context.advance_to(visit_format_arg(f, arg)); - return begin; - } - }; - detail::parse_format_string<false>(fmt, format_handler(out, fmt, args, loc)); -} - -#ifndef FMT_HEADER_ONLY -extern template FMT_API auto thousands_sep_impl<char>(locale_ref) -> thousands_sep_result<char>; -extern template FMT_API auto thousands_sep_impl<wchar_t>(locale_ref) -> thousands_sep_result<wchar_t>; -extern template FMT_API auto decimal_point_impl(locale_ref) -> char; -extern template FMT_API auto decimal_point_impl(locale_ref) -> wchar_t; -#endif // FMT_HEADER_ONLY - -FMT_END_DETAIL_NAMESPACE - -#if FMT_USE_USER_DEFINED_LITERALS -inline namespace literals -{ -/** - \rst - User-defined literal equivalent of :func:`fmt::arg`. - - **Example**:: - - using namespace fmt::literals; - fmt::print("Elapsed time: {s:.2f} seconds", "s"_a=1.23); - \endrst - */ -#if FMT_USE_NONTYPE_TEMPLATE_ARGS -template <detail_exported::fixed_string Str> -constexpr auto operator""_a() -{ - using char_t = remove_cvref_t<decltype(Str.data[0])>; - return detail::udl_arg<char_t, sizeof(Str.data) / sizeof(char_t), Str>(); -} -#else -constexpr auto operator"" _a(const char *s, size_t) -> detail::udl_arg<char> -{ - return {s}; -} -#endif -} // namespace literals -#endif // FMT_USE_USER_DEFINED_LITERALS - -template <typename Locale, FMT_ENABLE_IF(detail::is_locale<Locale>::value)> -inline auto vformat(const Locale &loc, string_view fmt, format_args args) -> std::string -{ - return detail::vformat(loc, fmt, args); -} - -template <typename Locale, typename... T, FMT_ENABLE_IF(detail::is_locale<Locale>::value)> -inline auto format(const Locale &loc, format_string<T...> fmt, T &&...args) -> std::string -{ - return vformat(loc, string_view(fmt), fmt::make_format_args(args...)); -} - -template < - typename OutputIt, - typename Locale, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value &&detail::is_locale<Locale>::value)> -auto vformat_to(OutputIt out, const Locale &loc, string_view fmt, format_args args) -> OutputIt -{ - using detail::get_buffer; - auto &&buf = get_buffer<char>(out); - detail::vformat_to(buf, fmt, args, detail::locale_ref(loc)); - return detail::get_iterator(buf); -} - -template < - typename OutputIt, - typename Locale, - typename... T, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, char>::value &&detail::is_locale<Locale>::value)> -FMT_INLINE auto format_to(OutputIt out, const Locale &loc, format_string<T...> fmt, T &&...args) -> OutputIt -{ - return vformat_to(out, loc, fmt, fmt::make_format_args(args...)); -} - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#ifdef FMT_HEADER_ONLY -#define FMT_FUNC inline -#include "format-inl.h" -#else -#define FMT_FUNC -#endif - -#endif // FMT_FORMAT_H_ diff --git a/include/spdlog/fmt/bundled/locale.h b/include/spdlog/fmt/bundled/locale.h deleted file mode 100644 index 7571b5261..000000000 --- a/include/spdlog/fmt/bundled/locale.h +++ /dev/null @@ -1,2 +0,0 @@ -#include "xchar.h" -#warning fmt/locale.h is deprecated, include fmt/format.h or fmt/xchar.h instead diff --git a/include/spdlog/fmt/bundled/os.h b/include/spdlog/fmt/bundled/os.h deleted file mode 100644 index 417c09e35..000000000 --- a/include/spdlog/fmt/bundled/os.h +++ /dev/null @@ -1,495 +0,0 @@ -// Formatting library for C++ - optional OS-specific functionality -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_OS_H_ -#define FMT_OS_H_ - -#include <cerrno> -#include <cstddef> -#include <cstdio> -#include <system_error> // std::system_error - -#if defined __APPLE__ || defined(__FreeBSD__) -#include <xlocale.h> // for LC_NUMERIC_MASK on OS X -#endif - -#include "format.h" - -#ifndef FMT_USE_FCNTL -// UWP doesn't provide _pipe. -#if FMT_HAS_INCLUDE("winapifamily.h") -#include <winapifamily.h> -#endif -#if(FMT_HAS_INCLUDE(<fcntl.h>) || defined(__APPLE__) || defined(__linux__)) && \ - (!defined(WINAPI_FAMILY) || (WINAPI_FAMILY == WINAPI_FAMILY_DESKTOP_APP)) -#include <fcntl.h> // for O_RDONLY -#define FMT_USE_FCNTL 1 -#else -#define FMT_USE_FCNTL 0 -#endif -#endif - -#ifndef FMT_POSIX -#if defined(_WIN32) && !defined(__MINGW32__) -// Fix warnings about deprecated symbols. -#define FMT_POSIX(call) _##call -#else -#define FMT_POSIX(call) call -#endif -#endif - -// Calls to system functions are wrapped in FMT_SYSTEM for testability. -#ifdef FMT_SYSTEM -#define FMT_POSIX_CALL(call) FMT_SYSTEM(call) -#else -#define FMT_SYSTEM(call) ::call -#ifdef _WIN32 -// Fix warnings about deprecated symbols. -#define FMT_POSIX_CALL(call) ::_##call -#else -#define FMT_POSIX_CALL(call) ::call -#endif -#endif - -// Retries the expression while it evaluates to error_result and errno -// equals to EINTR. -#ifndef _WIN32 -#define FMT_RETRY_VAL(result, expression, error_result) \ - do \ - { \ - (result) = (expression); \ - } while((result) == (error_result) && errno == EINTR) -#else -#define FMT_RETRY_VAL(result, expression, error_result) result = (expression) -#endif - -#define FMT_RETRY(result, expression) FMT_RETRY_VAL(result, expression, -1) - -FMT_BEGIN_NAMESPACE -FMT_MODULE_EXPORT_BEGIN - -/** - \rst - A reference to a null-terminated string. It can be constructed from a C - string or ``std::string``. - - You can use one of the following type aliases for common character types: - - +---------------+-----------------------------+ - | Type | Definition | - +===============+=============================+ - | cstring_view | basic_cstring_view<char> | - +---------------+-----------------------------+ - | wcstring_view | basic_cstring_view<wchar_t> | - +---------------+-----------------------------+ - - This class is most useful as a parameter type to allow passing - different types of strings to a function, for example:: - - template <typename... Args> - std::string format(cstring_view format_str, const Args & ... args); - - format("{}", 42); - format(std::string("{}"), 42); - \endrst - */ -template <typename Char> -class basic_cstring_view -{ -private: - const Char *data_; - -public: - /** Constructs a string reference object from a C string. */ - basic_cstring_view(const Char *s) : data_(s) {} - - /** - \rst - Constructs a string reference from an ``std::string`` object. - \endrst - */ - basic_cstring_view(const std::basic_string<Char> &s) : data_(s.c_str()) {} - - /** Returns the pointer to a C string. */ - const Char *c_str() const { return data_; } -}; - -using cstring_view = basic_cstring_view<char>; -using wcstring_view = basic_cstring_view<wchar_t>; - -template <typename Char> -struct formatter<std::error_code, Char> -{ - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return ctx.begin(); - } - - template <typename FormatContext> - FMT_CONSTEXPR auto format(const std::error_code &ec, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto out = ctx.out(); - out = detail::write_bytes(out, ec.category().name(), basic_format_specs<Char>()); - out = detail::write<Char>(out, Char(':')); - out = detail::write<Char>(out, ec.value()); - return out; - } -}; - -#ifdef _WIN32 -FMT_API const std::error_category &system_category() noexcept; - -FMT_BEGIN_DETAIL_NAMESPACE -// A converter from UTF-16 to UTF-8. -// It is only provided for Windows since other systems support UTF-8 natively. -class utf16_to_utf8 -{ -private: - memory_buffer buffer_; - -public: - utf16_to_utf8() {} - FMT_API explicit utf16_to_utf8(basic_string_view<wchar_t> s); - operator string_view() const { return string_view(&buffer_[0], size()); } - size_t size() const { return buffer_.size() - 1; } - const char *c_str() const { return &buffer_[0]; } - std::string str() const { return std::string(&buffer_[0], size()); } - - // Performs conversion returning a system error code instead of - // throwing exception on conversion error. This method may still throw - // in case of memory allocation error. - FMT_API int convert(basic_string_view<wchar_t> s); -}; - -FMT_API void format_windows_error(buffer<char> &out, int error_code, const char *message) noexcept; -FMT_END_DETAIL_NAMESPACE - -FMT_API std::system_error vwindows_error(int error_code, string_view format_str, format_args args); - -/** - \rst - Constructs a :class:`std::system_error` object with the description - of the form - - .. parsed-literal:: - *<message>*: *<system-message>* - - where *<message>* is the formatted message and *<system-message>* is the - system message corresponding to the error code. - *error_code* is a Windows error code as given by ``GetLastError``. - If *error_code* is not a valid error code such as -1, the system message - will look like "error -1". - - **Example**:: - - // This throws a system_error with the description - // cannot open file 'madeup': The system cannot find the file specified. - // or similar (system message may vary). - const char *filename = "madeup"; - LPOFSTRUCT of = LPOFSTRUCT(); - HFILE file = OpenFile(filename, &of, OF_READ); - if (file == HFILE_ERROR) { - throw fmt::windows_error(GetLastError(), - "cannot open file '{}'", filename); - } - \endrst -*/ -template <typename... Args> -std::system_error windows_error(int error_code, string_view message, const Args &...args) -{ - return vwindows_error(error_code, message, fmt::make_format_args(args...)); -} - -// Reports a Windows error without throwing an exception. -// Can be used to report errors from destructors. -FMT_API void report_windows_error(int error_code, const char *message) noexcept; -#else -inline const std::error_category &system_category() noexcept -{ - return std::system_category(); -} -#endif // _WIN32 - -// std::system is not available on some platforms such as iOS (#2248). -#ifdef __OSX__ -template <typename S, typename... Args, typename Char = char_t<S>> -void say(const S &format_str, Args &&...args) -{ - std::system(format("say \"{}\"", format(format_str, args...)).c_str()); -} -#endif - -// A buffered file. -class buffered_file -{ -private: - FILE *file_; - - friend class file; - - explicit buffered_file(FILE *f) : file_(f) {} - -public: - buffered_file(const buffered_file &) = delete; - void operator=(const buffered_file &) = delete; - - // Constructs a buffered_file object which doesn't represent any file. - buffered_file() noexcept : file_(nullptr) {} - - // Destroys the object closing the file it represents if any. - FMT_API ~buffered_file() noexcept; - -public: - buffered_file(buffered_file &&other) noexcept : file_(other.file_) { other.file_ = nullptr; } - - buffered_file &operator=(buffered_file &&other) - { - close(); - file_ = other.file_; - other.file_ = nullptr; - return *this; - } - - // Opens a file. - FMT_API buffered_file(cstring_view filename, cstring_view mode); - - // Closes the file. - FMT_API void close(); - - // Returns the pointer to a FILE object representing this file. - FILE *get() const noexcept { return file_; } - - FMT_API int descriptor() const; - - void vprint(string_view format_str, format_args args) { fmt::vprint(file_, format_str, args); } - - template <typename... Args> - inline void print(string_view format_str, const Args &...args) - { - vprint(format_str, fmt::make_format_args(args...)); - } -}; - -#if FMT_USE_FCNTL -// A file. Closed file is represented by a file object with descriptor -1. -// Methods that are not declared with noexcept may throw -// fmt::system_error in case of failure. Note that some errors such as -// closing the file multiple times will cause a crash on Windows rather -// than an exception. You can get standard behavior by overriding the -// invalid parameter handler with _set_invalid_parameter_handler. -class FMT_API file -{ -private: - int fd_; // File descriptor. - - // Constructs a file object with a given descriptor. - explicit file(int fd) : fd_(fd) {} - -public: - // Possible values for the oflag argument to the constructor. - enum - { - RDONLY = FMT_POSIX(O_RDONLY), // Open for reading only. - WRONLY = FMT_POSIX(O_WRONLY), // Open for writing only. - RDWR = FMT_POSIX(O_RDWR), // Open for reading and writing. - CREATE = FMT_POSIX(O_CREAT), // Create if the file doesn't exist. - APPEND = FMT_POSIX(O_APPEND), // Open in append mode. - TRUNC = FMT_POSIX(O_TRUNC) // Truncate the content of the file. - }; - - // Constructs a file object which doesn't represent any file. - file() noexcept : fd_(-1) {} - - // Opens a file and constructs a file object representing this file. - file(cstring_view path, int oflag); - -public: - file(const file &) = delete; - void operator=(const file &) = delete; - - file(file &&other) noexcept : fd_(other.fd_) { other.fd_ = -1; } - - // Move assignment is not noexcept because close may throw. - file &operator=(file &&other) - { - close(); - fd_ = other.fd_; - other.fd_ = -1; - return *this; - } - - // Destroys the object closing the file it represents if any. - ~file() noexcept; - - // Returns the file descriptor. - int descriptor() const noexcept { return fd_; } - - // Closes the file. - void close(); - - // Returns the file size. The size has signed type for consistency with - // stat::st_size. - long long size() const; - - // Attempts to read count bytes from the file into the specified buffer. - size_t read(void *buffer, size_t count); - - // Attempts to write count bytes from the specified buffer to the file. - size_t write(const void *buffer, size_t count); - - // Duplicates a file descriptor with the dup function and returns - // the duplicate as a file object. - static file dup(int fd); - - // Makes fd be the copy of this file descriptor, closing fd first if - // necessary. - void dup2(int fd); - - // Makes fd be the copy of this file descriptor, closing fd first if - // necessary. - void dup2(int fd, std::error_code &ec) noexcept; - - // Creates a pipe setting up read_end and write_end file objects for reading - // and writing respectively. - static void pipe(file &read_end, file &write_end); - - // Creates a buffered_file object associated with this file and detaches - // this file object from the file. - buffered_file fdopen(const char *mode); -}; - -// Returns the memory page size. -long getpagesize(); - -FMT_BEGIN_DETAIL_NAMESPACE - -struct buffer_size -{ - buffer_size() = default; - size_t value = 0; - buffer_size operator=(size_t val) const - { - auto bs = buffer_size(); - bs.value = val; - return bs; - } -}; - -struct ostream_params -{ - int oflag = file::WRONLY | file::CREATE | file::TRUNC; - size_t buffer_size = BUFSIZ > 32768 ? BUFSIZ : 32768; - - ostream_params() {} - - template <typename... T> - ostream_params(T... params, int new_oflag) : ostream_params(params...) - { - oflag = new_oflag; - } - - template <typename... T> - ostream_params(T... params, detail::buffer_size bs) : ostream_params(params...) - { - this->buffer_size = bs.value; - } - -// Intel has a bug that results in failure to deduce a constructor -// for empty parameter packs. -#if defined(__INTEL_COMPILER) && __INTEL_COMPILER < 2000 - ostream_params(int new_oflag) : oflag(new_oflag) {} - ostream_params(detail::buffer_size bs) : buffer_size(bs.value) {} -#endif -}; - -FMT_END_DETAIL_NAMESPACE - -// Added {} below to work around default constructor error known to -// occur in Xcode versions 7.2.1 and 8.2.1. -constexpr detail::buffer_size buffer_size{}; - -/** A fast output stream which is not thread-safe. */ -class FMT_API ostream final : private detail::buffer<char> -{ -private: - file file_; - - void grow(size_t) override; - - ostream(cstring_view path, const detail::ostream_params ¶ms) : file_(path, params.oflag) - { - set(new char[params.buffer_size], params.buffer_size); - } - -public: - ostream(ostream &&other) : - detail::buffer<char>(other.data(), other.size(), other.capacity()), file_(std::move(other.file_)) - { - other.clear(); - other.set(nullptr, 0); - } - ~ostream() - { - flush(); - delete[] data(); - } - - void flush() - { - if(size() == 0) - return; - file_.write(data(), size()); - clear(); - } - - template <typename... T> - friend ostream output_file(cstring_view path, T... params); - - void close() - { - flush(); - file_.close(); - } - - /** - Formats ``args`` according to specifications in ``fmt`` and writes the - output to the file. - */ - template <typename... T> - void print(format_string<T...> fmt, T &&...args) - { - vformat_to(detail::buffer_appender<char>(*this), fmt, fmt::make_format_args(args...)); - } -}; - -/** - \rst - Opens a file for writing. Supported parameters passed in *params*: - - * ``<integer>``: Flags passed to `open - <https://pubs.opengroup.org/onlinepubs/007904875/functions/open.html>`_ - (``file::WRONLY | file::CREATE | file::TRUNC`` by default) - * ``buffer_size=<integer>``: Output buffer size - - **Example**:: - - auto out = fmt::output_file("guide.txt"); - out.print("Don't {}", "Panic"); - \endrst - */ -template <typename... T> -inline ostream output_file(cstring_view path, T... params) -{ - return {path, detail::ostream_params(params...)}; -} -#endif // FMT_USE_FCNTL - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_OS_H_ diff --git a/include/spdlog/fmt/bundled/ostream.h b/include/spdlog/fmt/bundled/ostream.h deleted file mode 100644 index 64a3b6cd2..000000000 --- a/include/spdlog/fmt/bundled/ostream.h +++ /dev/null @@ -1,259 +0,0 @@ -// Formatting library for C++ - std::ostream support -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_OSTREAM_H_ -#define FMT_OSTREAM_H_ - -#include <fstream> -#include <ostream> -#if defined(_WIN32) && defined(__GLIBCXX__) -#include <ext/stdio_filebuf.h> -#include <ext/stdio_sync_filebuf.h> -#elif defined(_WIN32) && defined(_LIBCPP_VERSION) -#include <__std_stream> -#endif - -#include "format.h" - -FMT_BEGIN_NAMESPACE - -template <typename OutputIt, typename Char> -class basic_printf_context; - -namespace detail -{ - -// Checks if T has a user-defined operator<<. -template <typename T, typename Char, typename Enable = void> -class is_streamable -{ -private: - template <typename U> - static auto test(int) - -> bool_constant<sizeof(std::declval<std::basic_ostream<Char> &>() << std::declval<U>()) != 0>; - - template <typename> - static auto test(...) -> std::false_type; - - using result = decltype(test<T>(0)); - -public: - is_streamable() = default; - - static const bool value = result::value; -}; - -// Formatting of built-in types and arrays is intentionally disabled because -// it's handled by standard (non-ostream) formatters. -template <typename T, typename Char> -struct is_streamable< - T, - Char, - enable_if_t< - std::is_arithmetic<T>::value || std::is_array<T>::value || std::is_pointer<T>::value || - std::is_same<T, char8_type>::value || std::is_convertible<T, fmt::basic_string_view<Char>>::value || - std::is_same<T, std_string_view<Char>>::value || - (std::is_convertible<T, int>::value && !std::is_enum<T>::value)>> : std::false_type -{ -}; - -// Generate a unique explicit instantion in every translation unit using a tag -// type in an anonymous namespace. -namespace -{ - struct file_access_tag - { - }; -} // namespace -template <class Tag, class BufType, FILE *BufType::*FileMemberPtr> -class file_access -{ - friend auto get_file(BufType &obj) -> FILE * { return obj.*FileMemberPtr; } -}; - -#if FMT_MSC_VERSION -template class file_access<file_access_tag, std::filebuf, &std::filebuf::_Myfile>; -auto get_file(std::filebuf &) -> FILE *; -#elif defined(_WIN32) && defined(_LIBCPP_VERSION) -template class file_access<file_access_tag, std::__stdoutbuf<char>, &std::__stdoutbuf<char>::__file_>; -auto get_file(std::__stdoutbuf<char> &) -> FILE *; -#endif - -inline bool write_ostream_unicode(std::ostream &os, fmt::string_view data) -{ -#if FMT_MSC_VERSION - if(auto *buf = dynamic_cast<std::filebuf *>(os.rdbuf())) - if(FILE *f = get_file(*buf)) - return write_console(f, data); -#elif defined(_WIN32) && defined(__GLIBCXX__) - auto *rdbuf = os.rdbuf(); - FILE *c_file; - if(auto *fbuf = dynamic_cast<__gnu_cxx::stdio_sync_filebuf<char> *>(rdbuf)) - c_file = fbuf->file(); - else if(auto *fbuf = dynamic_cast<__gnu_cxx::stdio_filebuf<char> *>(rdbuf)) - c_file = fbuf->file(); - else - return false; - if(c_file) - return write_console(c_file, data); -#elif defined(_WIN32) && defined(_LIBCPP_VERSION) - if(auto *buf = dynamic_cast<std::__stdoutbuf<char> *>(os.rdbuf())) - if(FILE *f = get_file(*buf)) - return write_console(f, data); -#else - ignore_unused(os, data); -#endif - return false; -} -inline bool write_ostream_unicode(std::wostream &, fmt::basic_string_view<wchar_t>) -{ - return false; -} - -// Write the content of buf to os. -// It is a separate function rather than a part of vprint to simplify testing. -template <typename Char> -void write_buffer(std::basic_ostream<Char> &os, buffer<Char> &buf) -{ - const Char *buf_data = buf.data(); - using unsigned_streamsize = std::make_unsigned<std::streamsize>::type; - unsigned_streamsize size = buf.size(); - unsigned_streamsize max_size = to_unsigned(max_value<std::streamsize>()); - do - { - unsigned_streamsize n = size <= max_size ? size : max_size; - os.write(buf_data, static_cast<std::streamsize>(n)); - buf_data += n; - size -= n; - } while(size != 0); -} - -template <typename Char, typename T> -void format_value(buffer<Char> &buf, const T &value, locale_ref loc = locale_ref()) -{ - auto &&format_buf = formatbuf<std::basic_streambuf<Char>>(buf); - auto &&output = std::basic_ostream<Char>(&format_buf); -#if !defined(FMT_STATIC_THOUSANDS_SEPARATOR) - if(loc) - output.imbue(loc.get<std::locale>()); -#endif - output << value; - output.exceptions(std::ios_base::failbit | std::ios_base::badbit); -} - -template <typename T> -struct streamed_view -{ - const T &value; -}; - -} // namespace detail - -// Formats an object of type T that has an overloaded ostream operator<<. -template <typename Char> -struct basic_ostream_formatter : formatter<basic_string_view<Char>, Char> -{ - void set_debug_format() = delete; - - template <typename T, typename OutputIt> - auto format(const T &value, basic_format_context<OutputIt, Char> &ctx) const -> OutputIt - { - auto buffer = basic_memory_buffer<Char>(); - format_value(buffer, value, ctx.locale()); - return formatter<basic_string_view<Char>, Char>::format({buffer.data(), buffer.size()}, ctx); - } -}; - -using ostream_formatter = basic_ostream_formatter<char>; - -template <typename T, typename Char> -struct formatter<detail::streamed_view<T>, Char> : basic_ostream_formatter<Char> -{ - template <typename OutputIt> - auto format(detail::streamed_view<T> view, basic_format_context<OutputIt, Char> &ctx) const -> OutputIt - { - return basic_ostream_formatter<Char>::format(view.value, ctx); - } -}; - -/** - \rst - Returns a view that formats `value` via an ostream ``operator<<``. - - **Example**:: - - fmt::print("Current thread id: {}\n", - fmt::streamed(std::this_thread::get_id())); - \endrst - */ -template <typename T> -auto streamed(const T &value) -> detail::streamed_view<T> -{ - return {value}; -} - -namespace detail -{ - -// Formats an object of type T that has an overloaded ostream operator<<. -template <typename T, typename Char> -struct fallback_formatter<T, Char, enable_if_t<is_streamable<T, Char>::value>> : basic_ostream_formatter<Char> -{ - using basic_ostream_formatter<Char>::format; -}; - -inline void vprint_directly(std::ostream &os, string_view format_str, format_args args) -{ - auto buffer = memory_buffer(); - detail::vformat_to(buffer, format_str, args); - detail::write_buffer(os, buffer); -} - -} // namespace detail - -FMT_MODULE_EXPORT template <typename Char> -void vprint( - std::basic_ostream<Char> &os, - basic_string_view<type_identity_t<Char>> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -{ - auto buffer = basic_memory_buffer<Char>(); - detail::vformat_to(buffer, format_str, args); - if(detail::write_ostream_unicode(os, {buffer.data(), buffer.size()})) - return; - detail::write_buffer(os, buffer); -} - -/** - \rst - Prints formatted data to the stream *os*. - - **Example**:: - - fmt::print(cerr, "Don't {}!", "panic"); - \endrst - */ -FMT_MODULE_EXPORT template <typename... T> -void print(std::ostream &os, format_string<T...> fmt, T &&...args) -{ - const auto &vargs = fmt::make_format_args(args...); - if(detail::is_utf8()) - vprint(os, fmt, vargs); - else - detail::vprint_directly(os, fmt, vargs); -} - -FMT_MODULE_EXPORT -template <typename... Args> -void print(std::wostream &os, basic_format_string<wchar_t, type_identity_t<Args>...> fmt, Args &&...args) -{ - vprint(os, fmt, fmt::make_format_args<buffer_context<wchar_t>>(args...)); -} - -FMT_END_NAMESPACE - -#endif // FMT_OSTREAM_H_ diff --git a/include/spdlog/fmt/bundled/printf.h b/include/spdlog/fmt/bundled/printf.h deleted file mode 100644 index 3c2e6d16a..000000000 --- a/include/spdlog/fmt/bundled/printf.h +++ /dev/null @@ -1,718 +0,0 @@ -// Formatting library for C++ - legacy printf implementation -// -// Copyright (c) 2012 - 2016, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_PRINTF_H_ -#define FMT_PRINTF_H_ - -#include "format.h" - -#include <algorithm> // std::max -#include <limits> // std::numeric_limits - -FMT_BEGIN_NAMESPACE -FMT_MODULE_EXPORT_BEGIN - -template <typename T> -struct printf_formatter -{ - printf_formatter() = delete; -}; - -template <typename Char> -class basic_printf_parse_context : public basic_format_parse_context<Char> -{ - using basic_format_parse_context<Char>::basic_format_parse_context; -}; - -template <typename OutputIt, typename Char> -class basic_printf_context -{ -private: - OutputIt out_; - basic_format_args<basic_printf_context> args_; - -public: - using char_type = Char; - using format_arg = basic_format_arg<basic_printf_context>; - using parse_context_type = basic_printf_parse_context<Char>; - template <typename T> - using formatter_type = printf_formatter<T>; - - /** - \rst - Constructs a ``printf_context`` object. References to the arguments are - stored in the context object so make sure they have appropriate lifetimes. - \endrst - */ - basic_printf_context(OutputIt out, basic_format_args<basic_printf_context> args) : out_(out), args_(args) {} - - OutputIt out() { return out_; } - void advance_to(OutputIt it) { out_ = it; } - - detail::locale_ref locale() { return {}; } - - format_arg arg(int id) const { return args_.get(id); } - - FMT_CONSTEXPR void on_error(const char *message) { detail::error_handler().on_error(message); } -}; - -FMT_BEGIN_DETAIL_NAMESPACE - -// Checks if a value fits in int - used to avoid warnings about comparing -// signed and unsigned integers. -template <bool IsSigned> -struct int_checker -{ - template <typename T> - static bool fits_in_int(T value) - { - unsigned max = max_value<int>(); - return value <= max; - } - static bool fits_in_int(bool) { return true; } -}; - -template <> -struct int_checker<true> -{ - template <typename T> - static bool fits_in_int(T value) - { - return value >= (std::numeric_limits<int>::min)() && value <= max_value<int>(); - } - static bool fits_in_int(int) { return true; } -}; - -class printf_precision_handler -{ -public: - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - int operator()(T value) - { - if(!int_checker<std::numeric_limits<T>::is_signed>::fits_in_int(value)) - FMT_THROW(format_error("number is too big")); - return (std::max)(static_cast<int>(value), 0); - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - int operator()(T) - { - FMT_THROW(format_error("precision is not integer")); - return 0; - } -}; - -// An argument visitor that returns true iff arg is a zero integer. -class is_zero_int -{ -public: - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - bool operator()(T value) - { - return value == 0; - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - bool operator()(T) - { - return false; - } -}; - -template <typename T> -struct make_unsigned_or_bool : std::make_unsigned<T> -{ -}; - -template <> -struct make_unsigned_or_bool<bool> -{ - using type = bool; -}; - -template <typename T, typename Context> -class arg_converter -{ -private: - using char_type = typename Context::char_type; - - basic_format_arg<Context> &arg_; - char_type type_; - -public: - arg_converter(basic_format_arg<Context> &arg, char_type type) : arg_(arg), type_(type) {} - - void operator()(bool value) - { - if(type_ != 's') - operator()<bool>(value); - } - - template <typename U, FMT_ENABLE_IF(std::is_integral<U>::value)> - void operator()(U value) - { - bool is_signed = type_ == 'd' || type_ == 'i'; - using target_type = conditional_t<std::is_same<T, void>::value, U, T>; - if(const_check(sizeof(target_type) <= sizeof(int))) - { - // Extra casts are used to silence warnings. - if(is_signed) - { - arg_ = detail::make_arg<Context>(static_cast<int>(static_cast<target_type>(value))); - } - else - { - using unsigned_type = typename make_unsigned_or_bool<target_type>::type; - arg_ = detail::make_arg<Context>(static_cast<unsigned>(static_cast<unsigned_type>(value))); - } - } - else - { - if(is_signed) - { - // glibc's printf doesn't sign extend arguments of smaller types: - // std::printf("%lld", -42); // prints "4294967254" - // but we don't have to do the same because it's a UB. - arg_ = detail::make_arg<Context>(static_cast<long long>(value)); - } - else - { - arg_ = detail::make_arg<Context>(static_cast<typename make_unsigned_or_bool<U>::type>(value)); - } - } - } - - template <typename U, FMT_ENABLE_IF(!std::is_integral<U>::value)> - void operator()(U) - { - } // No conversion needed for non-integral types. -}; - -// Converts an integer argument to T for printf, if T is an integral type. -// If T is void, the argument is converted to corresponding signed or unsigned -// type depending on the type specifier: 'd' and 'i' - signed, other - -// unsigned). -template <typename T, typename Context, typename Char> -void convert_arg(basic_format_arg<Context> &arg, Char type) -{ - visit_format_arg(arg_converter<T, Context>(arg, type), arg); -} - -// Converts an integer argument to char for printf. -template <typename Context> -class char_converter -{ -private: - basic_format_arg<Context> &arg_; - -public: - explicit char_converter(basic_format_arg<Context> &arg) : arg_(arg) {} - - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - void operator()(T value) - { - arg_ = detail::make_arg<Context>(static_cast<typename Context::char_type>(value)); - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - void operator()(T) - { - } // No conversion needed for non-integral types. -}; - -// An argument visitor that return a pointer to a C string if argument is a -// string or null otherwise. -template <typename Char> -struct get_cstring -{ - template <typename T> - const Char *operator()(T) - { - return nullptr; - } - const Char *operator()(const Char *s) { return s; } -}; - -// Checks if an argument is a valid printf width specifier and sets -// left alignment if it is negative. -template <typename Char> -class printf_width_handler -{ -private: - using format_specs = basic_format_specs<Char>; - - format_specs &specs_; - -public: - explicit printf_width_handler(format_specs &specs) : specs_(specs) {} - - template <typename T, FMT_ENABLE_IF(std::is_integral<T>::value)> - unsigned operator()(T value) - { - auto width = static_cast<uint32_or_64_or_128_t<T>>(value); - if(detail::is_negative(value)) - { - specs_.align = align::left; - width = 0 - width; - } - unsigned int_max = max_value<int>(); - if(width > int_max) - FMT_THROW(format_error("number is too big")); - return static_cast<unsigned>(width); - } - - template <typename T, FMT_ENABLE_IF(!std::is_integral<T>::value)> - unsigned operator()(T) - { - FMT_THROW(format_error("width is not integer")); - return 0; - } -}; - -// The ``printf`` argument formatter. -template <typename OutputIt, typename Char> -class printf_arg_formatter : public arg_formatter<Char> -{ -private: - using base = arg_formatter<Char>; - using context_type = basic_printf_context<OutputIt, Char>; - using format_specs = basic_format_specs<Char>; - - context_type &context_; - - OutputIt write_null_pointer(bool is_string = false) - { - auto s = this->specs; - s.type = presentation_type::none; - return write_bytes(this->out, is_string ? "(null)" : "(nil)", s); - } - -public: - printf_arg_formatter(OutputIt iter, format_specs &s, context_type &ctx) : base{iter, s, locale_ref()}, context_(ctx) - { - } - - OutputIt operator()(monostate value) { return base::operator()(value); } - - template <typename T, FMT_ENABLE_IF(detail::is_integral<T>::value)> - OutputIt operator()(T value) - { - // MSVC2013 fails to compile separate overloads for bool and Char so use - // std::is_same instead. - if(std::is_same<T, Char>::value) - { - format_specs fmt_specs = this->specs; - if(fmt_specs.type != presentation_type::none && fmt_specs.type != presentation_type::chr) - { - return (*this)(static_cast<int>(value)); - } - fmt_specs.sign = sign::none; - fmt_specs.alt = false; - fmt_specs.fill[0] = ' '; // Ignore '0' flag for char types. - // align::numeric needs to be overwritten here since the '0' flag is - // ignored for non-numeric types - if(fmt_specs.align == align::none || fmt_specs.align == align::numeric) - fmt_specs.align = align::right; - return write<Char>(this->out, static_cast<Char>(value), fmt_specs); - } - return base::operator()(value); - } - - template <typename T, FMT_ENABLE_IF(std::is_floating_point<T>::value)> - OutputIt operator()(T value) - { - return base::operator()(value); - } - - /** Formats a null-terminated C string. */ - OutputIt operator()(const char *value) - { - if(value) - return base::operator()(value); - return write_null_pointer(this->specs.type != presentation_type::pointer); - } - - /** Formats a null-terminated wide C string. */ - OutputIt operator()(const wchar_t *value) - { - if(value) - return base::operator()(value); - return write_null_pointer(this->specs.type != presentation_type::pointer); - } - - OutputIt operator()(basic_string_view<Char> value) { return base::operator()(value); } - - /** Formats a pointer. */ - OutputIt operator()(const void *value) { return value ? base::operator()(value) : write_null_pointer(); } - - /** Formats an argument of a custom (user-defined) type. */ - OutputIt operator()(typename basic_format_arg<context_type>::handle handle) - { - auto parse_ctx = basic_printf_parse_context<Char>(basic_string_view<Char>()); - handle.format(parse_ctx, context_); - return this->out; - } -}; - -template <typename Char> -void parse_flags(basic_format_specs<Char> &specs, const Char *&it, const Char *end) -{ - for(; it != end; ++it) - { - switch(*it) - { - case '-': - specs.align = align::left; - break; - case '+': - specs.sign = sign::plus; - break; - case '0': - specs.fill[0] = '0'; - break; - case ' ': - if(specs.sign != sign::plus) - { - specs.sign = sign::space; - } - break; - case '#': - specs.alt = true; - break; - default: - return; - } - } -} - -template <typename Char, typename GetArg> -int parse_header(const Char *&it, const Char *end, basic_format_specs<Char> &specs, GetArg get_arg) -{ - int arg_index = -1; - Char c = *it; - if(c >= '0' && c <= '9') - { - // Parse an argument index (if followed by '$') or a width possibly - // preceded with '0' flag(s). - int value = parse_nonnegative_int(it, end, -1); - if(it != end && *it == '$') - { // value is an argument index - ++it; - arg_index = value != -1 ? value : max_value<int>(); - } - else - { - if(c == '0') - specs.fill[0] = '0'; - if(value != 0) - { - // Nonzero value means that we parsed width and don't need to - // parse it or flags again, so return now. - if(value == -1) - FMT_THROW(format_error("number is too big")); - specs.width = value; - return arg_index; - } - } - } - parse_flags(specs, it, end); - // Parse width. - if(it != end) - { - if(*it >= '0' && *it <= '9') - { - specs.width = parse_nonnegative_int(it, end, -1); - if(specs.width == -1) - FMT_THROW(format_error("number is too big")); - } - else if(*it == '*') - { - ++it; - specs.width = static_cast<int>(visit_format_arg(detail::printf_width_handler<Char>(specs), get_arg(-1))); - } - } - return arg_index; -} - -template <typename Char, typename Context> -void vprintf(buffer<Char> &buf, basic_string_view<Char> format, basic_format_args<Context> args) -{ - using OutputIt = buffer_appender<Char>; - auto out = OutputIt(buf); - auto context = basic_printf_context<OutputIt, Char>(out, args); - auto parse_ctx = basic_printf_parse_context<Char>(format); - - // Returns the argument with specified index or, if arg_index is -1, the next - // argument. - auto get_arg = [&](int arg_index) - { - if(arg_index < 0) - arg_index = parse_ctx.next_arg_id(); - else - parse_ctx.check_arg_id(--arg_index); - return detail::get_arg(context, arg_index); - }; - - const Char *start = parse_ctx.begin(); - const Char *end = parse_ctx.end(); - auto it = start; - while(it != end) - { - if(!detail::find<false, Char>(it, end, '%', it)) - { - it = end; // detail::find leaves it == nullptr if it doesn't find '%' - break; - } - Char c = *it++; - if(it != end && *it == c) - { - out = detail::write(out, basic_string_view<Char>(start, detail::to_unsigned(it - start))); - start = ++it; - continue; - } - out = detail::write(out, basic_string_view<Char>(start, detail::to_unsigned(it - 1 - start))); - - basic_format_specs<Char> specs; - specs.align = align::right; - - // Parse argument index, flags and width. - int arg_index = parse_header(it, end, specs, get_arg); - if(arg_index == 0) - parse_ctx.on_error("argument not found"); - - // Parse precision. - if(it != end && *it == '.') - { - ++it; - c = it != end ? *it : 0; - if('0' <= c && c <= '9') - { - specs.precision = parse_nonnegative_int(it, end, 0); - } - else if(c == '*') - { - ++it; - specs.precision = static_cast<int>(visit_format_arg(detail::printf_precision_handler(), get_arg(-1))); - } - else - { - specs.precision = 0; - } - } - - auto arg = get_arg(arg_index); - // For d, i, o, u, x, and X conversion specifiers, if a precision is - // specified, the '0' flag is ignored - if(specs.precision >= 0 && arg.is_integral()) - specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' present. - if(specs.precision >= 0 && arg.type() == detail::type::cstring_type) - { - auto str = visit_format_arg(detail::get_cstring<Char>(), arg); - auto str_end = str + specs.precision; - auto nul = std::find(str, str_end, Char()); - arg = detail::make_arg<basic_printf_context<OutputIt, Char>>( - basic_string_view<Char>(str, detail::to_unsigned(nul != str_end ? nul - str : specs.precision))); - } - if(specs.alt && visit_format_arg(detail::is_zero_int(), arg)) - specs.alt = false; - if(specs.fill[0] == '0') - { - if(arg.is_arithmetic() && specs.align != align::left) - specs.align = align::numeric; - else - specs.fill[0] = ' '; // Ignore '0' flag for non-numeric types or if '-' - // flag is also present. - } - - // Parse length and convert the argument to the required type. - c = it != end ? *it++ : 0; - Char t = it != end ? *it : 0; - using detail::convert_arg; - switch(c) - { - case 'h': - if(t == 'h') - { - ++it; - t = it != end ? *it : 0; - convert_arg<signed char>(arg, t); - } - else - { - convert_arg<short>(arg, t); - } - break; - case 'l': - if(t == 'l') - { - ++it; - t = it != end ? *it : 0; - convert_arg<long long>(arg, t); - } - else - { - convert_arg<long>(arg, t); - } - break; - case 'j': - convert_arg<intmax_t>(arg, t); - break; - case 'z': - convert_arg<size_t>(arg, t); - break; - case 't': - convert_arg<std::ptrdiff_t>(arg, t); - break; - case 'L': - // printf produces garbage when 'L' is omitted for long double, no - // need to do the same. - break; - default: - --it; - convert_arg<void>(arg, c); - } - - // Parse type. - if(it == end) - FMT_THROW(format_error("invalid format string")); - char type = static_cast<char>(*it++); - if(arg.is_integral()) - { - // Normalize type. - switch(type) - { - case 'i': - case 'u': - type = 'd'; - break; - case 'c': - visit_format_arg(detail::char_converter<basic_printf_context<OutputIt, Char>>(arg), arg); - break; - } - } - specs.type = parse_presentation_type(type); - if(specs.type == presentation_type::none) - parse_ctx.on_error("invalid type specifier"); - - start = it; - - // Format argument. - out = visit_format_arg(detail::printf_arg_formatter<OutputIt, Char>(out, specs, context), arg); - } - detail::write(out, basic_string_view<Char>(start, to_unsigned(it - start))); -} -FMT_END_DETAIL_NAMESPACE - -template <typename Char> -using basic_printf_context_t = basic_printf_context<detail::buffer_appender<Char>, Char>; - -using printf_context = basic_printf_context_t<char>; -using wprintf_context = basic_printf_context_t<wchar_t>; - -using printf_args = basic_format_args<printf_context>; -using wprintf_args = basic_format_args<wprintf_context>; - -/** - \rst - Constructs an `~fmt::format_arg_store` object that contains references to - arguments and can be implicitly converted to `~fmt::printf_args`. - \endrst - */ -template <typename... T> -inline auto make_printf_args(const T &...args) -> format_arg_store<printf_context, T...> -{ - return {args...}; -} - -/** - \rst - Constructs an `~fmt::format_arg_store` object that contains references to - arguments and can be implicitly converted to `~fmt::wprintf_args`. - \endrst - */ -template <typename... T> -inline auto make_wprintf_args(const T &...args) -> format_arg_store<wprintf_context, T...> -{ - return {args...}; -} - -template <typename S, typename Char = char_t<S>> -inline auto vsprintf(const S &fmt, basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) - -> std::basic_string<Char> -{ - basic_memory_buffer<Char> buffer; - vprintf(buffer, detail::to_string_view(fmt), args); - return to_string(buffer); -} - -/** - \rst - Formats arguments and returns the result as a string. - - **Example**:: - - std::string message = fmt::sprintf("The answer is %d", 42); - \endrst -*/ -template <typename S, typename... T, typename Char = enable_if_t<detail::is_string<S>::value, char_t<S>>> -inline auto sprintf(const S &fmt, const T &...args) -> std::basic_string<Char> -{ - using context = basic_printf_context_t<Char>; - return vsprintf(detail::to_string_view(fmt), fmt::make_format_args<context>(args...)); -} - -template <typename S, typename Char = char_t<S>> -inline auto vfprintf(std::FILE *f, const S &fmt, basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) - -> int -{ - basic_memory_buffer<Char> buffer; - vprintf(buffer, detail::to_string_view(fmt), args); - size_t size = buffer.size(); - return std::fwrite(buffer.data(), sizeof(Char), size, f) < size ? -1 : static_cast<int>(size); -} - -/** - \rst - Prints formatted data to the file *f*. - - **Example**:: - - fmt::fprintf(stderr, "Don't %s!", "panic"); - \endrst - */ -template <typename S, typename... T, typename Char = char_t<S>> -inline auto fprintf(std::FILE *f, const S &fmt, const T &...args) -> int -{ - using context = basic_printf_context_t<Char>; - return vfprintf(f, detail::to_string_view(fmt), fmt::make_format_args<context>(args...)); -} - -template <typename S, typename Char = char_t<S>> -inline auto vprintf(const S &fmt, basic_format_args<basic_printf_context_t<type_identity_t<Char>>> args) -> int -{ - return vfprintf(stdout, detail::to_string_view(fmt), args); -} - -/** - \rst - Prints formatted data to ``stdout``. - - **Example**:: - - fmt::printf("Elapsed time: %.2f seconds", 1.23); - \endrst - */ -template <typename S, typename... T, FMT_ENABLE_IF(detail::is_string<S>::value)> -inline auto printf(const S &fmt, const T &...args) -> int -{ - return vprintf(detail::to_string_view(fmt), fmt::make_format_args<basic_printf_context_t<char_t<S>>>(args...)); -} - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_PRINTF_H_ diff --git a/include/spdlog/fmt/bundled/ranges.h b/include/spdlog/fmt/bundled/ranges.h deleted file mode 100644 index 73cdbbbc7..000000000 --- a/include/spdlog/fmt/bundled/ranges.h +++ /dev/null @@ -1,806 +0,0 @@ -// Formatting library for C++ - experimental range support -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. -// -// Copyright (c) 2018 - present, Remotion (Igor Schulz) -// All Rights Reserved -// {fmt} support for ranges, containers and types tuple interface. - -#ifndef FMT_RANGES_H_ -#define FMT_RANGES_H_ - -#include "format.h" - -#include <initializer_list> -#include <tuple> -#include <type_traits> - -FMT_BEGIN_NAMESPACE - -namespace detail -{ - -template <typename RangeT, typename OutputIterator> -OutputIterator copy(const RangeT &range, OutputIterator out) -{ - for(auto it = range.begin(), end = range.end(); it != end; ++it) - *out++ = *it; - return out; -} - -template <typename OutputIterator> -OutputIterator copy(const char *str, OutputIterator out) -{ - while(*str) - *out++ = *str++; - return out; -} - -template <typename OutputIterator> -OutputIterator copy(char ch, OutputIterator out) -{ - *out++ = ch; - return out; -} - -template <typename OutputIterator> -OutputIterator copy(wchar_t ch, OutputIterator out) -{ - *out++ = ch; - return out; -} - -// Returns true if T has a std::string-like interface, like std::string_view. -template <typename T> -class is_std_string_like -{ - template <typename U> - static auto check(U *p) -> decltype((void) p->find('a'), p->length(), (void) p->data(), int()); - template <typename> - static void check(...); - -public: - static constexpr const bool value = is_string<T>::value || std::is_convertible<T, std_string_view<char>>::value || - !std::is_void<decltype(check<T>(nullptr))>::value; -}; - -template <typename Char> -struct is_std_string_like<fmt::basic_string_view<Char>> : std::true_type -{ -}; - -template <typename T> -class is_map -{ - template <typename U> - static auto check(U *) -> typename U::mapped_type; - template <typename> - static void check(...); - -public: -#ifdef FMT_FORMAT_MAP_AS_LIST - static constexpr const bool value = false; -#else - static constexpr const bool value = !std::is_void<decltype(check<T>(nullptr))>::value; -#endif -}; - -template <typename T> -class is_set -{ - template <typename U> - static auto check(U *) -> typename U::key_type; - template <typename> - static void check(...); - -public: -#ifdef FMT_FORMAT_SET_AS_LIST - static constexpr const bool value = false; -#else - static constexpr const bool value = !std::is_void<decltype(check<T>(nullptr))>::value && !is_map<T>::value; -#endif -}; - -template <typename... Ts> -struct conditional_helper -{ -}; - -template <typename T, typename _ = void> -struct is_range_ : std::false_type -{ -}; - -#if !FMT_MSC_VERSION || FMT_MSC_VERSION > 1800 - -#define FMT_DECLTYPE_RETURN(val) \ - ->decltype(val) \ - { \ - return val; \ - } \ - static_assert(true, "") // This makes it so that a semicolon is required after the - // macro, which helps clang-format handle the formatting. - -// C array overload -template <typename T, std::size_t N> -auto range_begin(const T (&arr)[N]) -> const T * -{ - return arr; -} -template <typename T, std::size_t N> -auto range_end(const T (&arr)[N]) -> const T * -{ - return arr + N; -} - -template <typename T, typename Enable = void> -struct has_member_fn_begin_end_t : std::false_type -{ -}; - -template <typename T> -struct has_member_fn_begin_end_t<T, void_t<decltype(std::declval<T>().begin()), decltype(std::declval<T>().end())>> - : std::true_type -{ -}; - -// Member function overload -template <typename T> -auto range_begin(T &&rng) FMT_DECLTYPE_RETURN(static_cast<T &&>(rng).begin()); -template <typename T> -auto range_end(T &&rng) FMT_DECLTYPE_RETURN(static_cast<T &&>(rng).end()); - -// ADL overload. Only participates in overload resolution if member functions -// are not found. -template <typename T> -auto range_begin(T &&rng) - -> enable_if_t<!has_member_fn_begin_end_t<T &&>::value, decltype(begin(static_cast<T &&>(rng)))> -{ - return begin(static_cast<T &&>(rng)); -} -template <typename T> -auto range_end(T &&rng) -> enable_if_t<!has_member_fn_begin_end_t<T &&>::value, decltype(end(static_cast<T &&>(rng)))> -{ - return end(static_cast<T &&>(rng)); -} - -template <typename T, typename Enable = void> -struct has_const_begin_end : std::false_type -{ -}; -template <typename T, typename Enable = void> -struct has_mutable_begin_end : std::false_type -{ -}; - -template <typename T> -struct has_const_begin_end< - T, - void_t< - decltype(detail::range_begin(std::declval<const remove_cvref_t<T> &>())), - decltype(detail::range_end(std::declval<const remove_cvref_t<T> &>()))>> : std::true_type -{ -}; - -template <typename T> -struct has_mutable_begin_end< - T, - void_t< - decltype(detail::range_begin(std::declval<T>())), - decltype(detail::range_end(std::declval<T>())), - enable_if_t<std::is_copy_constructible<T>::value>>> : std::true_type -{ -}; - -template <typename T> -struct is_range_<T, void> - : std::integral_constant<bool, (has_const_begin_end<T>::value || has_mutable_begin_end<T>::value)> -{ -}; -#undef FMT_DECLTYPE_RETURN -#endif - -// tuple_size and tuple_element check. -template <typename T> -class is_tuple_like_ -{ - template <typename U> - static auto check(U *p) -> decltype(std::tuple_size<U>::value, int()); - template <typename> - static void check(...); - -public: - static constexpr const bool value = !std::is_void<decltype(check<T>(nullptr))>::value; -}; - -// Check for integer_sequence -#if defined(__cpp_lib_integer_sequence) || FMT_MSC_VERSION >= 1900 -template <typename T, T... N> -using integer_sequence = std::integer_sequence<T, N...>; -template <size_t... N> -using index_sequence = std::index_sequence<N...>; -template <size_t N> -using make_index_sequence = std::make_index_sequence<N>; -#else -template <typename T, T... N> -struct integer_sequence -{ - using value_type = T; - - static FMT_CONSTEXPR size_t size() { return sizeof...(N); } -}; - -template <size_t... N> -using index_sequence = integer_sequence<size_t, N...>; - -template <typename T, size_t N, T... Ns> -struct make_integer_sequence : make_integer_sequence<T, N - 1, N - 1, Ns...> -{ -}; -template <typename T, T... Ns> -struct make_integer_sequence<T, 0, Ns...> : integer_sequence<T, Ns...> -{ -}; - -template <size_t N> -using make_index_sequence = make_integer_sequence<size_t, N>; -#endif - -template <typename T> -using tuple_index_sequence = make_index_sequence<std::tuple_size<T>::value>; - -template <typename T, typename C, bool = is_tuple_like_<T>::value> -class is_tuple_formattable_ -{ -public: - static constexpr const bool value = false; -}; -template <typename T, typename C> -class is_tuple_formattable_<T, C, true> -{ - template <std::size_t... I> - static std::true_type check2(index_sequence<I...>, integer_sequence<bool, (I == I)...>); - static std::false_type check2(...); - template <std::size_t... I> - static decltype(check2( - index_sequence<I...>{}, - integer_sequence<bool, (is_formattable<typename std::tuple_element<I, T>::type, C>::value)...>{})) - check(index_sequence<I...>); - -public: - static constexpr const bool value = decltype(check(tuple_index_sequence<T>{}))::value; -}; - -template <class Tuple, class F, size_t... Is> -void for_each(index_sequence<Is...>, Tuple &&tup, F &&f) noexcept -{ - using std::get; - // using free function get<I>(T) now. - const int _[] = {0, ((void) f(get<Is>(tup)), 0)...}; - (void) _; // blocks warnings -} - -template <class T> -FMT_CONSTEXPR make_index_sequence<std::tuple_size<T>::value> get_indexes(T const &) -{ - return {}; -} - -template <class Tuple, class F> -void for_each(Tuple &&tup, F &&f) -{ - const auto indexes = get_indexes(tup); - for_each(indexes, std::forward<Tuple>(tup), std::forward<F>(f)); -} - -#if FMT_MSC_VERSION && FMT_MSC_VERSION < 1920 -// Older MSVC doesn't get the reference type correctly for arrays. -template <typename R> -struct range_reference_type_impl -{ - using type = decltype(*detail::range_begin(std::declval<R &>())); -}; - -template <typename T, std::size_t N> -struct range_reference_type_impl<T[N]> -{ - using type = T &; -}; - -template <typename T> -using range_reference_type = typename range_reference_type_impl<T>::type; -#else -template <typename Range> -using range_reference_type = decltype(*detail::range_begin(std::declval<Range &>())); -#endif - -// We don't use the Range's value_type for anything, but we do need the Range's -// reference type, with cv-ref stripped. -template <typename Range> -using uncvref_type = remove_cvref_t<range_reference_type<Range>>; - -template <typename Range> -using uncvref_first_type = remove_cvref_t<decltype(std::declval<range_reference_type<Range>>().first)>; - -template <typename Range> -using uncvref_second_type = remove_cvref_t<decltype(std::declval<range_reference_type<Range>>().second)>; - -template <typename OutputIt> -OutputIt write_delimiter(OutputIt out) -{ - *out++ = ','; - *out++ = ' '; - return out; -} - -template <typename Char, typename OutputIt> -auto write_range_entry(OutputIt out, basic_string_view<Char> str) -> OutputIt -{ - return write_escaped_string(out, str); -} - -template < - typename Char, - typename OutputIt, - typename T, - FMT_ENABLE_IF(std::is_convertible<T, std_string_view<char>>::value)> -inline auto write_range_entry(OutputIt out, const T &str) -> OutputIt -{ - auto sv = std_string_view<Char>(str); - return write_range_entry<Char>(out, basic_string_view<Char>(sv)); -} - -template <typename Char, typename OutputIt, typename Arg, FMT_ENABLE_IF(std::is_same<Arg, Char>::value)> -OutputIt write_range_entry(OutputIt out, const Arg v) -{ - return write_escaped_char(out, v); -} - -template < - typename Char, - typename OutputIt, - typename Arg, - FMT_ENABLE_IF(!is_std_string_like<typename std::decay<Arg>::type>::value && !std::is_same<Arg, Char>::value)> -OutputIt write_range_entry(OutputIt out, const Arg &v) -{ - return write<Char>(out, v); -} - -} // namespace detail - -template <typename T> -struct is_tuple_like -{ - static constexpr const bool value = detail::is_tuple_like_<T>::value && !detail::is_range_<T>::value; -}; - -template <typename T, typename C> -struct is_tuple_formattable -{ - static constexpr const bool value = detail::is_tuple_formattable_<T, C>::value; -}; - -template <typename TupleT, typename Char> -struct formatter< - TupleT, - Char, - enable_if_t<fmt::is_tuple_like<TupleT>::value && fmt::is_tuple_formattable<TupleT, Char>::value>> -{ -private: - basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; - basic_string_view<Char> opening_bracket_ = detail::string_literal<Char, '('>{}; - basic_string_view<Char> closing_bracket_ = detail::string_literal<Char, ')'>{}; - - // C++11 generic lambda for format(). - template <typename FormatContext> - struct format_each - { - template <typename T> - void operator()(const T &v) - { - if(i > 0) - out = detail::copy_str<Char>(separator, out); - out = detail::write_range_entry<Char>(out, v); - ++i; - } - int i; - typename FormatContext::iterator &out; - basic_string_view<Char> separator; - }; - -public: - FMT_CONSTEXPR formatter() {} - - FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { separator_ = sep; } - - FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, basic_string_view<Char> close) - { - opening_bracket_ = open; - closing_bracket_ = close; - } - - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return ctx.begin(); - } - - template <typename FormatContext = format_context> - auto format(const TupleT &values, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto out = ctx.out(); - out = detail::copy_str<Char>(opening_bracket_, out); - detail::for_each(values, format_each<FormatContext>{0, out, separator_}); - out = detail::copy_str<Char>(closing_bracket_, out); - return out; - } -}; - -template <typename T, typename Char> -struct is_range -{ - static constexpr const bool value = detail::is_range_<T>::value && !detail::is_std_string_like<T>::value && - !std::is_convertible<T, std::basic_string<Char>>::value && - !std::is_convertible<T, detail::std_string_view<Char>>::value; -}; - -namespace detail -{ -template <typename Context> -struct range_mapper -{ - using mapper = arg_mapper<Context>; - - template <typename T, FMT_ENABLE_IF(has_formatter<remove_cvref_t<T>, Context>::value)> - static auto map(T &&value) -> T && - { - return static_cast<T &&>(value); - } - template <typename T, FMT_ENABLE_IF(!has_formatter<remove_cvref_t<T>, Context>::value)> - static auto map(T &&value) -> decltype(mapper().map(static_cast<T &&>(value))) - { - return mapper().map(static_cast<T &&>(value)); - } -}; - -template <typename Char, typename Element> -using range_formatter_type = conditional_t< - is_formattable<Element, Char>::value, - formatter<remove_cvref_t<decltype(range_mapper<buffer_context<Char>>{}.map(std::declval<Element>()))>, Char>, - fallback_formatter<Element, Char>>; - -template <typename R> -using maybe_const_range = conditional_t<has_const_begin_end<R>::value, const R, R>; - -// Workaround a bug in MSVC 2015 and earlier. -#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 -template <typename R, typename Char> -struct is_formattable_delayed : disjunction< - is_formattable<uncvref_type<maybe_const_range<R>>, Char>, - has_fallback_formatter<uncvref_type<maybe_const_range<R>>, Char>> -{ -}; -#endif - -} // namespace detail - -template <typename T, typename Char, typename Enable = void> -struct range_formatter; - -template <typename T, typename Char> -struct range_formatter< - T, - Char, - enable_if_t<conjunction< - std::is_same<T, remove_cvref_t<T>>, - disjunction<is_formattable<T, Char>, detail::has_fallback_formatter<T, Char>>>::value>> -{ -private: - detail::range_formatter_type<Char, T> underlying_; - bool custom_specs_ = false; - basic_string_view<Char> separator_ = detail::string_literal<Char, ',', ' '>{}; - basic_string_view<Char> opening_bracket_ = detail::string_literal<Char, '['>{}; - basic_string_view<Char> closing_bracket_ = detail::string_literal<Char, ']'>{}; - - template <class U> - FMT_CONSTEXPR static auto maybe_set_debug_format(U &u, int) -> decltype(u.set_debug_format()) - { - u.set_debug_format(); - } - - template <class U> - FMT_CONSTEXPR static void maybe_set_debug_format(U &, ...) - { - } - - FMT_CONSTEXPR void maybe_set_debug_format() { maybe_set_debug_format(underlying_, 0); } - -public: - FMT_CONSTEXPR range_formatter() {} - - FMT_CONSTEXPR auto underlying() -> detail::range_formatter_type<Char, T> & { return underlying_; } - - FMT_CONSTEXPR void set_separator(basic_string_view<Char> sep) { separator_ = sep; } - - FMT_CONSTEXPR void set_brackets(basic_string_view<Char> open, basic_string_view<Char> close) - { - opening_bracket_ = open; - closing_bracket_ = close; - } - - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - auto it = ctx.begin(); - auto end = ctx.end(); - if(it == end || *it == '}') - { - maybe_set_debug_format(); - return it; - } - - if(*it == 'n') - { - set_brackets({}, {}); - ++it; - } - - if(*it == '}') - { - maybe_set_debug_format(); - return it; - } - - if(*it != ':') - FMT_THROW(format_error("no other top-level range formatters supported")); - - custom_specs_ = true; - ++it; - ctx.advance_to(it); - return underlying_.parse(ctx); - } - - template <typename R, class FormatContext> - auto format(R &&range, FormatContext &ctx) const -> decltype(ctx.out()) - { - detail::range_mapper<buffer_context<Char>> mapper; - auto out = ctx.out(); - out = detail::copy_str<Char>(opening_bracket_, out); - int i = 0; - auto it = detail::range_begin(range); - auto end = detail::range_end(range); - for(; it != end; ++it) - { - if(i > 0) - out = detail::copy_str<Char>(separator_, out); - ; - ctx.advance_to(out); - out = underlying_.format(mapper.map(*it), ctx); - ++i; - } - out = detail::copy_str<Char>(closing_bracket_, out); - return out; - } -}; - -enum class range_format -{ - disabled, - map, - set, - sequence, - string, - debug_string -}; - -namespace detail -{ -template <typename T> -struct range_format_kind_ -{ - static constexpr auto value = std::is_same<range_reference_type<T>, T>::value ? range_format::disabled : - is_map<T>::value ? range_format::map : - is_set<T>::value ? range_format::set : - range_format::sequence; -}; - -template <range_format K, typename R, typename Char, typename Enable = void> -struct range_default_formatter; - -template <range_format K> -using range_format_constant = std::integral_constant<range_format, K>; - -template <range_format K, typename R, typename Char> -struct range_default_formatter< - K, - R, - Char, - enable_if_t<(K == range_format::sequence || K == range_format::map || K == range_format::set)>> -{ - using range_type = detail::maybe_const_range<R>; - range_formatter<detail::uncvref_type<range_type>, Char> underlying_; - - FMT_CONSTEXPR range_default_formatter() { init(range_format_constant<K>()); } - - FMT_CONSTEXPR void init(range_format_constant<range_format::set>) - { - underlying_.set_brackets(detail::string_literal<Char, '{'>{}, detail::string_literal<Char, '}'>{}); - } - - FMT_CONSTEXPR void init(range_format_constant<range_format::map>) - { - underlying_.set_brackets(detail::string_literal<Char, '{'>{}, detail::string_literal<Char, '}'>{}); - underlying_.underlying().set_brackets({}, {}); - underlying_.underlying().set_separator(detail::string_literal<Char, ':', ' '>{}); - } - - FMT_CONSTEXPR void init(range_format_constant<range_format::sequence>) {} - - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return underlying_.parse(ctx); - } - - template <typename FormatContext> - auto format(range_type &range, FormatContext &ctx) const -> decltype(ctx.out()) - { - return underlying_.format(range, ctx); - } -}; -} // namespace detail - -template <typename T, typename Char, typename Enable = void> -struct range_format_kind : conditional_t< - is_range<T, Char>::value, - detail::range_format_kind_<T>, - std::integral_constant<range_format, range_format::disabled>> -{ -}; - -template <typename R, typename Char> -struct formatter< - R, - Char, - enable_if_t<conjunction< - bool_constant<range_format_kind<R, Char>::value != range_format::disabled> -// Workaround a bug in MSVC 2015 and earlier. -#if !FMT_MSC_VERSION || FMT_MSC_VERSION >= 1910 - , - detail::is_formattable_delayed<R, Char> -#endif - >::value>> : detail::range_default_formatter<range_format_kind<R, Char>::value, R, Char> -{ -}; - -template <typename Char, typename... T> -struct tuple_join_view : detail::view -{ - const std::tuple<T...> &tuple; - basic_string_view<Char> sep; - - tuple_join_view(const std::tuple<T...> &t, basic_string_view<Char> s) : tuple(t), sep{s} {} -}; - -template <typename Char, typename... T> -using tuple_arg_join = tuple_join_view<Char, T...>; - -// Define FMT_TUPLE_JOIN_SPECIFIERS to enable experimental format specifiers -// support in tuple_join. It is disabled by default because of issues with -// the dynamic width and precision. -#ifndef FMT_TUPLE_JOIN_SPECIFIERS -#define FMT_TUPLE_JOIN_SPECIFIERS 0 -#endif - -template <typename Char, typename... T> -struct formatter<tuple_join_view<Char, T...>, Char> -{ - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return do_parse(ctx, std::integral_constant<size_t, sizeof...(T)>()); - } - - template <typename FormatContext> - auto format(const tuple_join_view<Char, T...> &value, FormatContext &ctx) const -> typename FormatContext::iterator - { - return do_format(value, ctx, std::integral_constant<size_t, sizeof...(T)>()); - } - -private: - std::tuple<formatter<typename std::decay<T>::type, Char>...> formatters_; - - template <typename ParseContext> - FMT_CONSTEXPR auto do_parse(ParseContext &ctx, std::integral_constant<size_t, 0>) -> decltype(ctx.begin()) - { - return ctx.begin(); - } - - template <typename ParseContext, size_t N> - FMT_CONSTEXPR auto do_parse(ParseContext &ctx, std::integral_constant<size_t, N>) -> decltype(ctx.begin()) - { - auto end = ctx.begin(); -#if FMT_TUPLE_JOIN_SPECIFIERS - end = std::get<sizeof...(T) - N>(formatters_).parse(ctx); - if(N > 1) - { - auto end1 = do_parse(ctx, std::integral_constant<size_t, N - 1>()); - if(end != end1) - FMT_THROW(format_error("incompatible format specs for tuple elements")); - } -#endif - return end; - } - - template <typename FormatContext> - auto do_format(const tuple_join_view<Char, T...> &, FormatContext &ctx, std::integral_constant<size_t, 0>) const -> - typename FormatContext::iterator - { - return ctx.out(); - } - - template <typename FormatContext, size_t N> - auto - do_format(const tuple_join_view<Char, T...> &value, FormatContext &ctx, std::integral_constant<size_t, N>) const -> - typename FormatContext::iterator - { - auto out = std::get<sizeof...(T) - N>(formatters_).format(std::get<sizeof...(T) - N>(value.tuple), ctx); - if(N > 1) - { - out = std::copy(value.sep.begin(), value.sep.end(), out); - ctx.advance_to(out); - return do_format(value, ctx, std::integral_constant<size_t, N - 1>()); - } - return out; - } -}; - -FMT_MODULE_EXPORT_BEGIN - -/** - \rst - Returns an object that formats `tuple` with elements separated by `sep`. - - **Example**:: - - std::tuple<int, char> t = {1, 'a'}; - fmt::print("{}", fmt::join(t, ", ")); - // Output: "1, a" - \endrst - */ -template <typename... T> -FMT_CONSTEXPR auto join(const std::tuple<T...> &tuple, string_view sep) -> tuple_join_view<char, T...> -{ - return {tuple, sep}; -} - -template <typename... T> -FMT_CONSTEXPR auto join(const std::tuple<T...> &tuple, basic_string_view<wchar_t> sep) -> tuple_join_view<wchar_t, T...> -{ - return {tuple, sep}; -} - -/** - \rst - Returns an object that formats `initializer_list` with elements separated by - `sep`. - - **Example**:: - - fmt::print("{}", fmt::join({1, 2, 3}, ", ")); - // Output: "1, 2, 3" - \endrst - */ -template <typename T> -auto join(std::initializer_list<T> list, string_view sep) -> join_view<const T *, const T *> -{ - return join(std::begin(list), std::end(list), sep); -} - -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_RANGES_H_ diff --git a/include/spdlog/fmt/bundled/std.h b/include/spdlog/fmt/bundled/std.h deleted file mode 100644 index 436731489..000000000 --- a/include/spdlog/fmt/bundled/std.h +++ /dev/null @@ -1,179 +0,0 @@ -// Formatting library for C++ - formatters for standard library types -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_STD_H_ -#define FMT_STD_H_ - -#include "ostream.h" - -#include <thread> -#include <type_traits> -#include <utility> - -#if FMT_HAS_INCLUDE(<version>) -#include <version> -#endif -// Checking FMT_CPLUSPLUS for warning suppression in MSVC. -#if FMT_CPLUSPLUS >= 201703L -#if FMT_HAS_INCLUDE(<filesystem>) -#include <filesystem> -#endif -#if FMT_HAS_INCLUDE(<variant>) -#include <variant> -#endif -#endif - -#ifdef __cpp_lib_filesystem -FMT_BEGIN_NAMESPACE - -namespace detail -{ - -template <typename Char> -void write_escaped_path(basic_memory_buffer<Char> "ed, const std::filesystem::path &p) -{ - write_escaped_string<Char>(std::back_inserter(quoted), p.string<Char>()); -} -#ifdef _WIN32 -template <> -inline void write_escaped_path<char>(basic_memory_buffer<char> "ed, const std::filesystem::path &p) -{ - auto s = p.u8string(); - write_escaped_string<char>( - std::back_inserter(quoted), string_view(reinterpret_cast<const char *>(s.c_str()), s.size())); -} -#endif -template <> -inline void write_escaped_path<std::filesystem::path::value_type>( - basic_memory_buffer<std::filesystem::path::value_type> "ed, - const std::filesystem::path &p) -{ - write_escaped_string<std::filesystem::path::value_type>(std::back_inserter(quoted), p.native()); -} - -} // namespace detail - -template <typename Char> -struct formatter<std::filesystem::path, Char> : formatter<basic_string_view<Char>> -{ - template <typename FormatContext> - auto format(const std::filesystem::path &p, FormatContext &ctx) const -> typename FormatContext::iterator - { - basic_memory_buffer<Char> quoted; - detail::write_escaped_path(quoted, p); - return formatter<basic_string_view<Char>>::format(basic_string_view<Char>(quoted.data(), quoted.size()), ctx); - } -}; -FMT_END_NAMESPACE -#endif - -FMT_BEGIN_NAMESPACE -template <typename Char> -struct formatter<std::thread::id, Char> : basic_ostream_formatter<Char> -{ -}; -FMT_END_NAMESPACE - -#ifdef __cpp_lib_variant -FMT_BEGIN_NAMESPACE -template <typename Char> -struct formatter<std::monostate, Char> -{ - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return ctx.begin(); - } - - template <typename FormatContext> - auto format(const std::monostate &, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto out = ctx.out(); - out = detail::write<Char>(out, "monostate"); - return out; - } -}; - -namespace detail -{ - -template <typename T> -using variant_index_sequence = std::make_index_sequence<std::variant_size<T>::value>; - -// variant_size and variant_alternative check. -template <typename T, typename U = void> -struct is_variant_like_ : std::false_type -{ -}; -template <typename T> -struct is_variant_like_<T, std::void_t<decltype(std::variant_size<T>::value)>> : std::true_type -{ -}; - -// formattable element check -template <typename T, typename C> -class is_variant_formattable_ -{ - template <std::size_t... I> - static std::conjunction<is_formattable<std::variant_alternative_t<I, T>, C>...> check(std::index_sequence<I...>); - -public: - static constexpr const bool value = decltype(check(variant_index_sequence<T>{}))::value; -}; - -template <typename Char, typename OutputIt, typename T> -auto write_variant_alternative(OutputIt out, const T &v) -> OutputIt -{ - if constexpr(is_string<T>::value) - return write_escaped_string<Char>(out, detail::to_string_view(v)); - else if constexpr(std::is_same_v<T, Char>) - return write_escaped_char(out, v); - else - return write<Char>(out, v); -} - -} // namespace detail - -template <typename T> -struct is_variant_like -{ - static constexpr const bool value = detail::is_variant_like_<T>::value; -}; - -template <typename T, typename C> -struct is_variant_formattable -{ - static constexpr const bool value = detail::is_variant_formattable_<T, C>::value; -}; - -template <typename Variant, typename Char> -struct formatter< - Variant, - Char, - std::enable_if_t<std::conjunction_v<is_variant_like<Variant>, is_variant_formattable<Variant, Char>>>> -{ - template <typename ParseContext> - FMT_CONSTEXPR auto parse(ParseContext &ctx) -> decltype(ctx.begin()) - { - return ctx.begin(); - } - - template <typename FormatContext> - auto format(const Variant &value, FormatContext &ctx) const -> decltype(ctx.out()) - { - auto out = ctx.out(); - - out = detail::write<Char>(out, "variant("); - std::visit([&](const auto &v) { out = detail::write_variant_alternative<Char>(out, v); }, value); - *out++ = ')'; - return out; - } -}; -FMT_END_NAMESPACE -#endif - -#endif // FMT_STD_H_ diff --git a/include/spdlog/fmt/bundled/xchar.h b/include/spdlog/fmt/bundled/xchar.h deleted file mode 100644 index 265ceffe9..000000000 --- a/include/spdlog/fmt/bundled/xchar.h +++ /dev/null @@ -1,278 +0,0 @@ -// Formatting library for C++ - optional wchar_t and exotic character support -// -// Copyright (c) 2012 - present, Victor Zverovich -// All rights reserved. -// -// For the license information refer to format.h. - -#ifndef FMT_XCHAR_H_ -#define FMT_XCHAR_H_ - -#include "format.h" - -#include <cwchar> - -FMT_BEGIN_NAMESPACE -namespace detail -{ -template <typename T> -using is_exotic_char = bool_constant<!std::is_same<T, char>::value>; -} - -FMT_MODULE_EXPORT_BEGIN - -using wstring_view = basic_string_view<wchar_t>; -using wformat_parse_context = basic_format_parse_context<wchar_t>; -using wformat_context = buffer_context<wchar_t>; -using wformat_args = basic_format_args<wformat_context>; -using wmemory_buffer = basic_memory_buffer<wchar_t>; - -#if FMT_GCC_VERSION && FMT_GCC_VERSION < 409 -// Workaround broken conversion on older gcc. -template <typename... Args> -using wformat_string = wstring_view; -inline auto runtime(wstring_view s) -> wstring_view -{ - return s; -} -#else -template <typename... Args> -using wformat_string = basic_format_string<wchar_t, type_identity_t<Args>...>; -inline auto runtime(wstring_view s) -> basic_runtime<wchar_t> -{ - return {{s}}; -} -#endif - -template <> -struct is_char<wchar_t> : std::true_type -{ -}; -template <> -struct is_char<detail::char8_type> : std::true_type -{ -}; -template <> -struct is_char<char16_t> : std::true_type -{ -}; -template <> -struct is_char<char32_t> : std::true_type -{ -}; - -template <typename... Args> -constexpr format_arg_store<wformat_context, Args...> make_wformat_args(const Args &...args) -{ - return {args...}; -} - -inline namespace literals -{ -#if FMT_USE_USER_DEFINED_LITERALS && !FMT_USE_NONTYPE_TEMPLATE_ARGS -constexpr detail::udl_arg<wchar_t> operator"" _a(const wchar_t *s, size_t) -{ - return {s}; -} -#endif -} // namespace literals - -template <typename It, typename Sentinel> -auto join(It begin, Sentinel end, wstring_view sep) -> join_view<It, Sentinel, wchar_t> -{ - return {begin, end, sep}; -} - -template <typename Range> -auto join(Range &&range, wstring_view sep) -> join_view<detail::iterator_t<Range>, detail::sentinel_t<Range>, wchar_t> -{ - return join(std::begin(range), std::end(range), sep); -} - -template <typename T> -auto join(std::initializer_list<T> list, wstring_view sep) -> join_view<const T *, const T *, wchar_t> -{ - return join(std::begin(list), std::end(list), sep); -} - -template <typename Char, FMT_ENABLE_IF(!std::is_same<Char, char>::value)> -auto vformat(basic_string_view<Char> format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> std::basic_string<Char> -{ - basic_memory_buffer<Char> buffer; - detail::vformat_to(buffer, format_str, args); - return to_string(buffer); -} - -template <typename... T> -auto format(wformat_string<T...> fmt, T &&...args) -> std::wstring -{ - return vformat(fmt::wstring_view(fmt), fmt::make_wformat_args(args...)); -} - -// Pass char_t as a default template parameter instead of using -// std::basic_string<char_t<S>> to reduce the symbol size. -template < - typename S, - typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(!std::is_same<Char, char>::value && !std::is_same<Char, wchar_t>::value)> -auto format(const S &format_str, Args &&...args) -> std::basic_string<Char> -{ - return vformat(detail::to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template < - typename Locale, - typename S, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_locale<Locale>::value &&detail::is_exotic_char<Char>::value)> -inline auto -vformat(const Locale &loc, const S &format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> std::basic_string<Char> -{ - return detail::vformat(loc, detail::to_string_view(format_str), args); -} - -template < - typename Locale, - typename S, - typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_locale<Locale>::value &&detail::is_exotic_char<Char>::value)> -inline auto format(const Locale &loc, const S &format_str, Args &&...args) -> std::basic_string<Char> -{ - return detail::vformat( - loc, detail::to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template < - typename OutputIt, - typename S, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> -auto vformat_to(OutputIt out, const S &format_str, basic_format_args<buffer_context<type_identity_t<Char>>> args) - -> OutputIt -{ - auto &&buf = detail::get_buffer<Char>(out); - detail::vformat_to(buf, detail::to_string_view(format_str), args); - return detail::get_iterator(buf); -} - -template < - typename OutputIt, - typename S, - typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> -inline auto format_to(OutputIt out, const S &fmt, Args &&...args) -> OutputIt -{ - return vformat_to(out, detail::to_string_view(fmt), fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template < - typename Locale, - typename S, - typename OutputIt, - typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_locale<Locale>::value - &&detail::is_exotic_char<Char>::value)> -inline auto vformat_to( - OutputIt out, - const Locale &loc, - const S &format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -> OutputIt -{ - auto &&buf = detail::get_buffer<Char>(out); - vformat_to(buf, detail::to_string_view(format_str), args, detail::locale_ref(loc)); - return detail::get_iterator(buf); -} - -template < - typename OutputIt, - typename Locale, - typename S, - typename... Args, - typename Char = char_t<S>, - bool enable = detail::is_output_iterator<OutputIt, Char>::value &&detail::is_locale<Locale>::value - &&detail::is_exotic_char<Char>::value> -inline auto format_to(OutputIt out, const Locale &loc, const S &format_str, Args &&...args) -> - typename std::enable_if<enable, OutputIt>::type -{ - return vformat_to(out, loc, to_string_view(format_str), fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template < - typename OutputIt, - typename Char, - typename... Args, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> -inline auto vformat_to_n( - OutputIt out, - size_t n, - basic_string_view<Char> format_str, - basic_format_args<buffer_context<type_identity_t<Char>>> args) -> format_to_n_result<OutputIt> -{ - detail::iterator_buffer<OutputIt, Char, detail::fixed_buffer_traits> buf(out, n); - detail::vformat_to(buf, format_str, args); - return {buf.out(), buf.count()}; -} - -template < - typename OutputIt, - typename S, - typename... Args, - typename Char = char_t<S>, - FMT_ENABLE_IF(detail::is_output_iterator<OutputIt, Char>::value &&detail::is_exotic_char<Char>::value)> -inline auto format_to_n(OutputIt out, size_t n, const S &fmt, const Args &...args) -> format_to_n_result<OutputIt> -{ - return vformat_to_n(out, n, detail::to_string_view(fmt), fmt::make_format_args<buffer_context<Char>>(args...)); -} - -template <typename S, typename... Args, typename Char = char_t<S>, FMT_ENABLE_IF(detail::is_exotic_char<Char>::value)> -inline auto formatted_size(const S &fmt, Args &&...args) -> size_t -{ - detail::counting_buffer<Char> buf; - detail::vformat_to(buf, detail::to_string_view(fmt), fmt::make_format_args<buffer_context<Char>>(args...)); - return buf.count(); -} - -inline void vprint(std::FILE *f, wstring_view fmt, wformat_args args) -{ - wmemory_buffer buffer; - detail::vformat_to(buffer, fmt, args); - buffer.push_back(L'\0'); - if(std::fputws(buffer.data(), f) == -1) - FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); -} - -inline void vprint(wstring_view fmt, wformat_args args) -{ - vprint(stdout, fmt, args); -} - -template <typename... T> -void print(std::FILE *f, wformat_string<T...> fmt, T &&...args) -{ - return vprint(f, wstring_view(fmt), fmt::make_wformat_args(args...)); -} - -template <typename... T> -void print(wformat_string<T...> fmt, T &&...args) -{ - return vprint(wstring_view(fmt), fmt::make_wformat_args(args...)); -} - -/** - Converts *value* to ``std::wstring`` using the default format for type *T*. - */ -template <typename T> -inline auto to_wstring(const T &value) -> std::wstring -{ - return format(FMT_STRING(L"{}"), value); -} -FMT_MODULE_EXPORT_END -FMT_END_NAMESPACE - -#endif // FMT_XCHAR_H_ diff --git a/include/spdlog/fmt/chrono.h b/include/spdlog/fmt/chrono.h deleted file mode 100644 index a24c199b2..000000000 --- a/include/spdlog/fmt/chrono.h +++ /dev/null @@ -1,22 +0,0 @@ -// -// Copyright(c) 2016 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once -// -// include bundled or external copy of fmtlib's chrono support -// - -#if !defined(SPDLOG_USE_STD_FORMAT) -#if !defined(SPDLOG_FMT_EXTERNAL) -#ifdef SPDLOG_HEADER_ONLY -#ifndef FMT_HEADER_ONLY -#define FMT_HEADER_ONLY -#endif -#endif -#include <spdlog/fmt/bundled/chrono.h> -#else -#include <fmt/chrono.h> -#endif -#endif diff --git a/include/spdlog/fmt/compile.h b/include/spdlog/fmt/compile.h deleted file mode 100644 index 498872f5e..000000000 --- a/include/spdlog/fmt/compile.h +++ /dev/null @@ -1,22 +0,0 @@ -// -// Copyright(c) 2016 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once -// -// include bundled or external copy of fmtlib's compile-time support -// - -#if !defined(SPDLOG_USE_STD_FORMAT) -#if !defined(SPDLOG_FMT_EXTERNAL) -#ifdef SPDLOG_HEADER_ONLY -#ifndef FMT_HEADER_ONLY -#define FMT_HEADER_ONLY -#endif -#endif -#include <spdlog/fmt/bundled/compile.h> -#else -#include <fmt/compile.h> -#endif -#endif diff --git a/include/spdlog/fmt/fmt.h b/include/spdlog/fmt/fmt.h deleted file mode 100644 index 5e7441d48..000000000 --- a/include/spdlog/fmt/fmt.h +++ /dev/null @@ -1,33 +0,0 @@ -// -// Copyright(c) 2016-2018 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once - -// -// Include a bundled header-only copy of fmtlib or an external one. -// By default spdlog include its own copy. -// - -#if defined(SPDLOG_USE_STD_FORMAT) // SPDLOG_USE_STD_FORMAT is defined - use std::format -#include <format> -#elif !defined(SPDLOG_FMT_EXTERNAL) -#if !defined(SPDLOG_COMPILED_LIB) && !defined(FMT_HEADER_ONLY) -#define FMT_HEADER_ONLY -#endif -#ifndef FMT_USE_WINDOWS_H -#define FMT_USE_WINDOWS_H 0 -#endif -// enable the 'n' flag in for backward compatibility with fmt 6.x -#define FMT_DEPRECATED_N_SPECIFIER -// enable ostream formatting for backward compatibility with fmt 8.x -#define FMT_DEPRECATED_OSTREAM - -#include <spdlog/fmt/bundled/core.h> -#include <spdlog/fmt/bundled/format.h> - -#else // SPDLOG_FMT_EXTERNAL is defined - use external fmtlib -#include <fmt/core.h> -#include <fmt/format.h> -#endif diff --git a/include/spdlog/fmt/ostr.h b/include/spdlog/fmt/ostr.h deleted file mode 100644 index 9e17d21b1..000000000 --- a/include/spdlog/fmt/ostr.h +++ /dev/null @@ -1,22 +0,0 @@ -// -// Copyright(c) 2016 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once -// -// include bundled or external copy of fmtlib's ostream support -// - -#if !defined(SPDLOG_USE_STD_FORMAT) -#if !defined(SPDLOG_FMT_EXTERNAL) -#ifdef SPDLOG_HEADER_ONLY -#ifndef FMT_HEADER_ONLY -#define FMT_HEADER_ONLY -#endif -#endif -#include <spdlog/fmt/bundled/ostream.h> -#else -#include <fmt/ostream.h> -#endif -#endif diff --git a/include/spdlog/fmt/ranges.h b/include/spdlog/fmt/ranges.h deleted file mode 100644 index 5b0c77ab5..000000000 --- a/include/spdlog/fmt/ranges.h +++ /dev/null @@ -1,22 +0,0 @@ -// -// Copyright(c) 2016 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once -// -// include bundled or external copy of fmtlib's ranges support -// - -#if !defined(SPDLOG_USE_STD_FORMAT) -#if !defined(SPDLOG_FMT_EXTERNAL) -#ifdef SPDLOG_HEADER_ONLY -#ifndef FMT_HEADER_ONLY -#define FMT_HEADER_ONLY -#endif -#endif -#include <spdlog/fmt/bundled/ranges.h> -#else -#include <fmt/ranges.h> -#endif -#endif diff --git a/include/spdlog/fmt/std.h b/include/spdlog/fmt/std.h deleted file mode 100644 index 260c64ef3..000000000 --- a/include/spdlog/fmt/std.h +++ /dev/null @@ -1,23 +0,0 @@ -// -// Copyright(c) 2016 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once -// -// include bundled or external copy of fmtlib's std support (for formatting e.g. std::filesystem::path, std::thread::id, -// std::monostate, std::variant, ...) -// - -#if !defined(SPDLOG_USE_STD_FORMAT) -#if !defined(SPDLOG_FMT_EXTERNAL) -#ifdef SPDLOG_HEADER_ONLY -#ifndef FMT_HEADER_ONLY -#define FMT_HEADER_ONLY -#endif -#endif -#include <spdlog/fmt/bundled/std.h> -#else -#include <fmt/std.h> -#endif -#endif diff --git a/include/spdlog/fmt/xchar.h b/include/spdlog/fmt/xchar.h deleted file mode 100644 index 6d5328469..000000000 --- a/include/spdlog/fmt/xchar.h +++ /dev/null @@ -1,22 +0,0 @@ -// -// Copyright(c) 2016 Gabi Melman. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) -// - -#pragma once -// -// include bundled or external copy of fmtlib's xchar support -// - -#if !defined(SPDLOG_USE_STD_FORMAT) -#if !defined(SPDLOG_FMT_EXTERNAL) -#ifdef SPDLOG_HEADER_ONLY -#ifndef FMT_HEADER_ONLY -#define FMT_HEADER_ONLY -#endif -#endif -#include <spdlog/fmt/bundled/xchar.h> -#else -#include <fmt/xchar.h> -#endif -#endif diff --git a/include/spdlog/formatter.h b/include/spdlog/formatter.h deleted file mode 100644 index 51afa4fd5..000000000 --- a/include/spdlog/formatter.h +++ /dev/null @@ -1,19 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/details/log_msg.h> -#include <spdlog/fmt/fmt.h> - -namespace spdlog -{ - -class formatter -{ -public: - virtual ~formatter() = default; - virtual void format(const details::log_msg &msg, memory_buf_t &dest) = 0; - virtual std::unique_ptr<formatter> clone() const = 0; -}; -} // namespace spdlog diff --git a/include/spdlog/fwd.h b/include/spdlog/fwd.h deleted file mode 100644 index bdefd39fe..000000000 --- a/include/spdlog/fwd.h +++ /dev/null @@ -1,21 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -namespace spdlog -{ -class logger; -class formatter; - -namespace sinks -{ - class sink; -} - -namespace level -{ - enum level_enum : int; -} - -} // namespace spdlog diff --git a/include/spdlog/logger-inl.h b/include/spdlog/logger-inl.h deleted file mode 100644 index 5c4c058af..000000000 --- a/include/spdlog/logger-inl.h +++ /dev/null @@ -1,261 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/logger.h> -#endif - -#include <cstdio> -#include <spdlog/details/backtracer.h> -#include <spdlog/pattern_formatter.h> -#include <spdlog/sinks/sink.h> - -namespace spdlog -{ - -// public methods -SPDLOG_INLINE logger::logger(const logger &other) : - name_(other.name_), - sinks_(other.sinks_), - level_(other.level_.load(std::memory_order_relaxed)), - flush_level_(other.flush_level_.load(std::memory_order_relaxed)), - custom_err_handler_(other.custom_err_handler_), - tracer_(other.tracer_) -{ -} - -SPDLOG_INLINE logger::logger(logger &&other) SPDLOG_NOEXCEPT - : name_(std::move(other.name_)), - sinks_(std::move(other.sinks_)), - level_(other.level_.load(std::memory_order_relaxed)), - flush_level_(other.flush_level_.load(std::memory_order_relaxed)), - custom_err_handler_(std::move(other.custom_err_handler_)), - tracer_(std::move(other.tracer_)) - -{ -} - -SPDLOG_INLINE logger &logger::operator=(logger other) SPDLOG_NOEXCEPT -{ - this->swap(other); - return *this; -} - -SPDLOG_INLINE void logger::swap(spdlog::logger &other) SPDLOG_NOEXCEPT -{ - name_.swap(other.name_); - sinks_.swap(other.sinks_); - - // swap level_ - auto other_level = other.level_.load(); - auto my_level = level_.exchange(other_level); - other.level_.store(my_level); - - // swap flush level_ - other_level = other.flush_level_.load(); - my_level = flush_level_.exchange(other_level); - other.flush_level_.store(my_level); - - custom_err_handler_.swap(other.custom_err_handler_); - std::swap(tracer_, other.tracer_); -} - -SPDLOG_INLINE void swap(logger &a, logger &b) -{ - a.swap(b); -} - -SPDLOG_INLINE void logger::set_level(level::level_enum log_level) -{ - level_.store(log_level); -} - -SPDLOG_INLINE level::level_enum logger::level() const -{ - return static_cast<level::level_enum>(level_.load(std::memory_order_relaxed)); -} - -SPDLOG_INLINE const std::string &logger::name() const -{ - return name_; -} - -// set formatting for the sinks in this logger. -// each sink will get a separate instance of the formatter object. -SPDLOG_INLINE void logger::set_formatter(std::unique_ptr<formatter> f) -{ - for(auto it = sinks_.begin(); it != sinks_.end(); ++it) - { - if(std::next(it) == sinks_.end()) - { - // last element - we can be move it. - (*it)->set_formatter(std::move(f)); - break; // to prevent clang-tidy warning - } - else - { - (*it)->set_formatter(f->clone()); - } - } -} - -SPDLOG_INLINE void logger::set_pattern(std::string pattern, pattern_time_type time_type) -{ - auto new_formatter = details::make_unique<pattern_formatter>(std::move(pattern), time_type); - set_formatter(std::move(new_formatter)); -} - -// create new backtrace sink and move to it all our child sinks -SPDLOG_INLINE void logger::enable_backtrace(size_t n_messages) -{ - tracer_.enable(n_messages); -} - -// restore orig sinks and level and delete the backtrace sink -SPDLOG_INLINE void logger::disable_backtrace() -{ - tracer_.disable(); -} - -SPDLOG_INLINE void logger::dump_backtrace() -{ - dump_backtrace_(); -} - -// flush functions -SPDLOG_INLINE void logger::flush() -{ - flush_(); -} - -SPDLOG_INLINE void logger::flush_on(level::level_enum log_level) -{ - flush_level_.store(log_level); -} - -SPDLOG_INLINE level::level_enum logger::flush_level() const -{ - return static_cast<level::level_enum>(flush_level_.load(std::memory_order_relaxed)); -} - -// sinks -SPDLOG_INLINE const std::vector<sink_ptr> &logger::sinks() const -{ - return sinks_; -} - -SPDLOG_INLINE std::vector<sink_ptr> &logger::sinks() -{ - return sinks_; -} - -// error handler -SPDLOG_INLINE void logger::set_error_handler(err_handler handler) -{ - custom_err_handler_ = std::move(handler); -} - -// create new logger with same sinks and configuration. -SPDLOG_INLINE std::shared_ptr<logger> logger::clone(std::string logger_name) -{ - auto cloned = std::make_shared<logger>(*this); - cloned->name_ = std::move(logger_name); - return cloned; -} - -// protected methods -SPDLOG_INLINE void logger::log_it_(const spdlog::details::log_msg &log_msg, bool log_enabled, bool traceback_enabled) -{ - if(log_enabled) - { - sink_it_(log_msg); - } - if(traceback_enabled) - { - tracer_.push_back(log_msg); - } -} - -SPDLOG_INLINE void logger::sink_it_(const details::log_msg &msg) -{ - for(auto &sink : sinks_) - { - if(sink->should_log(msg.level)) - { - SPDLOG_TRY - { - sink->log(msg); - } - SPDLOG_LOGGER_CATCH(msg.source) - } - } - - if(should_flush_(msg)) - { - flush_(); - } -} - -SPDLOG_INLINE void logger::flush_() -{ - for(auto &sink : sinks_) - { - SPDLOG_TRY - { - sink->flush(); - } - SPDLOG_LOGGER_CATCH(source_loc()) - } -} - -SPDLOG_INLINE void logger::dump_backtrace_() -{ - using details::log_msg; - if(tracer_.enabled()) - { - sink_it_(log_msg{name(), level::info, "****************** Backtrace Start ******************"}); - tracer_.foreach_pop([this](const log_msg &msg) { this->sink_it_(msg); }); - sink_it_(log_msg{name(), level::info, "****************** Backtrace End ********************"}); - } -} - -SPDLOG_INLINE bool logger::should_flush_(const details::log_msg &msg) -{ - auto flush_level = flush_level_.load(std::memory_order_relaxed); - return (msg.level >= flush_level) && (msg.level != level::off); -} - -SPDLOG_INLINE void logger::err_handler_(const std::string &msg) -{ - if(custom_err_handler_) - { - custom_err_handler_(msg); - } - else - { - using std::chrono::system_clock; - static std::mutex mutex; - static std::chrono::system_clock::time_point last_report_time; - static size_t err_counter = 0; - std::lock_guard<std::mutex> lk{mutex}; - auto now = system_clock::now(); - err_counter++; - if(now - last_report_time < std::chrono::seconds(1)) - { - return; - } - last_report_time = now; - auto tm_time = details::os::localtime(system_clock::to_time_t(now)); - char date_buf[64]; - std::strftime(date_buf, sizeof(date_buf), "%Y-%m-%d %H:%M:%S", &tm_time); -#if defined(USING_R) && defined(R_R_H) // if in R environment - REprintf("[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); -#else - std::fprintf( - stderr, "[*** LOG ERROR #%04zu ***] [%s] [%s] {%s}\n", err_counter, date_buf, name().c_str(), msg.c_str()); -#endif - } -} -} // namespace spdlog diff --git a/include/spdlog/logger.h b/include/spdlog/logger.h deleted file mode 100644 index f3bb2a85d..000000000 --- a/include/spdlog/logger.h +++ /dev/null @@ -1,421 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// Thread safe logger (except for set_error_handler()) -// Has name, log level, vector of std::shared sink pointers and formatter -// Upon each log write the logger: -// 1. Checks if its log level is enough to log the message and if yes: -// 2. Call the underlying sinks to do the job. -// 3. Each sink use its own private copy of a formatter to format the message -// and send to its destination. -// -// The use of private formatter per sink provides the opportunity to cache some -// formatted data, and support for different format per sink. - -#include <spdlog/common.h> -#include <spdlog/details/backtracer.h> -#include <spdlog/details/log_msg.h> - -#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT -#ifndef _WIN32 -#error SPDLOG_WCHAR_TO_UTF8_SUPPORT only supported on windows -#endif -#include <spdlog/details/os.h> -#endif - -#include <vector> - -#ifndef SPDLOG_NO_EXCEPTIONS -#define SPDLOG_LOGGER_CATCH(location) \ - catch(const std::exception &ex) \ - { \ - if(location.filename) \ - { \ - err_handler_( \ - fmt_lib::format(SPDLOG_FMT_STRING("{} [{}({})]"), ex.what(), location.filename, location.line)); \ - } \ - else \ - { \ - err_handler_(ex.what()); \ - } \ - } \ - catch(...) \ - { \ - err_handler_("Rethrowing unknown exception in logger"); \ - throw; \ - } -#else -#define SPDLOG_LOGGER_CATCH(location) -#endif - -namespace spdlog -{ - -class SPDLOG_API logger -{ -public: - // Empty logger - explicit logger(std::string name) : name_(std::move(name)), sinks_() {} - - // Logger with range on sinks - template <typename It> - logger(std::string name, It begin, It end) : name_(std::move(name)), sinks_(begin, end) - { - } - - // Logger with single sink - logger(std::string name, sink_ptr single_sink) : logger(std::move(name), {std::move(single_sink)}) {} - - // Logger with sinks init list - logger(std::string name, sinks_init_list sinks) : logger(std::move(name), sinks.begin(), sinks.end()) {} - - virtual ~logger() = default; - - logger(const logger &other); - logger(logger &&other) SPDLOG_NOEXCEPT; - logger &operator=(logger other) SPDLOG_NOEXCEPT; - void swap(spdlog::logger &other) SPDLOG_NOEXCEPT; - - template <typename... Args> - void log(source_loc loc, level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) - { - log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...); - } - - template <typename... Args> - void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) - { - log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); - } - - template <typename T> - void log(level::level_enum lvl, const T &msg) - { - log(source_loc{}, lvl, msg); - } - - // T cannot be statically converted to format string (including string_view/wstring_view) - template <class T, typename std::enable_if<!is_convertible_to_any_format_string<const T &>::value, int>::type = 0> - void log(source_loc loc, level::level_enum lvl, const T &msg) - { - log(loc, lvl, "{}", msg); - } - - void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, string_view_t msg) - { - bool log_enabled = should_log(lvl); - bool traceback_enabled = tracer_.enabled(); - if(!log_enabled && !traceback_enabled) - { - return; - } - - details::log_msg log_msg(log_time, loc, name_, lvl, msg); - log_it_(log_msg, log_enabled, traceback_enabled); - } - - void log(source_loc loc, level::level_enum lvl, string_view_t msg) - { - bool log_enabled = should_log(lvl); - bool traceback_enabled = tracer_.enabled(); - if(!log_enabled && !traceback_enabled) - { - return; - } - - details::log_msg log_msg(loc, name_, lvl, msg); - log_it_(log_msg, log_enabled, traceback_enabled); - } - - void log(level::level_enum lvl, string_view_t msg) { log(source_loc{}, lvl, msg); } - - template <typename... Args> - void trace(format_string_t<Args...> fmt, Args &&...args) - { - log(level::trace, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void debug(format_string_t<Args...> fmt, Args &&...args) - { - log(level::debug, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void info(format_string_t<Args...> fmt, Args &&...args) - { - log(level::info, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void warn(format_string_t<Args...> fmt, Args &&...args) - { - log(level::warn, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void error(format_string_t<Args...> fmt, Args &&...args) - { - log(level::err, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void critical(format_string_t<Args...> fmt, Args &&...args) - { - log(level::critical, fmt, std::forward<Args>(args)...); - } - -#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT - template <typename... Args> - void log(source_loc loc, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) - { - log_(loc, lvl, details::to_string_view(fmt), std::forward<Args>(args)...); - } - - template <typename... Args> - void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) - { - log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); - } - - void log(log_clock::time_point log_time, source_loc loc, level::level_enum lvl, wstring_view_t msg) - { - bool log_enabled = should_log(lvl); - bool traceback_enabled = tracer_.enabled(); - if(!log_enabled && !traceback_enabled) - { - return; - } - - memory_buf_t buf; - details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); - details::log_msg log_msg(log_time, loc, name_, lvl, string_view_t(buf.data(), buf.size())); - log_it_(log_msg, log_enabled, traceback_enabled); - } - - void log(source_loc loc, level::level_enum lvl, wstring_view_t msg) - { - bool log_enabled = should_log(lvl); - bool traceback_enabled = tracer_.enabled(); - if(!log_enabled && !traceback_enabled) - { - return; - } - - memory_buf_t buf; - details::os::wstr_to_utf8buf(wstring_view_t(msg.data(), msg.size()), buf); - details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); - log_it_(log_msg, log_enabled, traceback_enabled); - } - - void log(level::level_enum lvl, wstring_view_t msg) - { - log(source_loc{}, lvl, msg); - } - - template <typename... Args> - void trace(wformat_string_t<Args...> fmt, Args &&...args) - { - log(level::trace, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void debug(wformat_string_t<Args...> fmt, Args &&...args) - { - log(level::debug, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void info(wformat_string_t<Args...> fmt, Args &&...args) - { - log(level::info, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void warn(wformat_string_t<Args...> fmt, Args &&...args) - { - log(level::warn, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void error(wformat_string_t<Args...> fmt, Args &&...args) - { - log(level::err, fmt, std::forward<Args>(args)...); - } - - template <typename... Args> - void critical(wformat_string_t<Args...> fmt, Args &&...args) - { - log(level::critical, fmt, std::forward<Args>(args)...); - } -#endif - - template <typename T> - void trace(const T &msg) - { - log(level::trace, msg); - } - - template <typename T> - void debug(const T &msg) - { - log(level::debug, msg); - } - - template <typename T> - void info(const T &msg) - { - log(level::info, msg); - } - - template <typename T> - void warn(const T &msg) - { - log(level::warn, msg); - } - - template <typename T> - void error(const T &msg) - { - log(level::err, msg); - } - - template <typename T> - void critical(const T &msg) - { - log(level::critical, msg); - } - - // return true logging is enabled for the given level. - bool should_log(level::level_enum msg_level) const - { - return msg_level >= level_.load(std::memory_order_relaxed); - } - - // return true if backtrace logging is enabled. - bool should_backtrace() const - { - return tracer_.enabled(); - } - - void set_level(level::level_enum log_level); - - level::level_enum level() const; - - const std::string &name() const; - - // set formatting for the sinks in this logger. - // each sink will get a separate instance of the formatter object. - void set_formatter(std::unique_ptr<formatter> f); - - // set formatting for the sinks in this logger. - // equivalent to - // set_formatter(make_unique<pattern_formatter>(pattern, time_type)) - // Note: each sink will get a new instance of a formatter object, replacing the old one. - void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); - - // backtrace support. - // efficiently store all debug/trace messages in a circular buffer until needed for debugging. - void enable_backtrace(size_t n_messages); - void disable_backtrace(); - void dump_backtrace(); - - // flush functions - void flush(); - void flush_on(level::level_enum log_level); - level::level_enum flush_level() const; - - // sinks - const std::vector<sink_ptr> &sinks() const; - - std::vector<sink_ptr> &sinks(); - - // error handler - void set_error_handler(err_handler); - - // create new logger with same sinks and configuration. - virtual std::shared_ptr<logger> clone(std::string logger_name); - -protected: - std::string name_; - std::vector<sink_ptr> sinks_; - spdlog::level_t level_{level::info}; - spdlog::level_t flush_level_{level::off}; - err_handler custom_err_handler_{nullptr}; - details::backtracer tracer_; - - // common implementation for after templated public api has been resolved - template <typename... Args> - void log_(source_loc loc, level::level_enum lvl, string_view_t fmt, Args &&...args) - { - bool log_enabled = should_log(lvl); - bool traceback_enabled = tracer_.enabled(); - if(!log_enabled && !traceback_enabled) - { - return; - } - SPDLOG_TRY - { - memory_buf_t buf; -#ifdef SPDLOG_USE_STD_FORMAT - fmt_lib::vformat_to(std::back_inserter(buf), fmt, fmt_lib::make_format_args(std::forward<Args>(args)...)); -#else - fmt::vformat_to(fmt::appender(buf), fmt, fmt::make_format_args(std::forward<Args>(args)...)); -#endif - - details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); - log_it_(log_msg, log_enabled, traceback_enabled); - } - SPDLOG_LOGGER_CATCH(loc) - } - -#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT - template <typename... Args> - void log_(source_loc loc, level::level_enum lvl, wstring_view_t fmt, Args &&...args) - { - bool log_enabled = should_log(lvl); - bool traceback_enabled = tracer_.enabled(); - if(!log_enabled && !traceback_enabled) - { - return; - } - SPDLOG_TRY - { - // format to wmemory_buffer and convert to utf8 - wmemory_buf_t wbuf; - fmt_lib::vformat_to( - std::back_inserter(wbuf), - fmt, - fmt_lib::make_format_args<fmt_lib::wformat_context>(std::forward<Args>(args)...)); - - memory_buf_t buf; - details::os::wstr_to_utf8buf(wstring_view_t(wbuf.data(), wbuf.size()), buf); - details::log_msg log_msg(loc, name_, lvl, string_view_t(buf.data(), buf.size())); - log_it_(log_msg, log_enabled, traceback_enabled); - } - SPDLOG_LOGGER_CATCH(loc) - } -#endif // SPDLOG_WCHAR_TO_UTF8_SUPPORT - - // log the given message (if the given log level is high enough), - // and save backtrace (if backtrace is enabled). - void log_it_(const details::log_msg &log_msg, bool log_enabled, bool traceback_enabled); - virtual void sink_it_(const details::log_msg &msg); - virtual void flush_(); - void dump_backtrace_(); - bool should_flush_(const details::log_msg &msg); - - // handle errors during logging. - // default handler prints the error to stderr at max rate of 1 message/sec. - void err_handler_(const std::string &msg); -}; - -void swap(logger &a, logger &b); - -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "logger-inl.h" -#endif diff --git a/include/spdlog/pattern_formatter-inl.h b/include/spdlog/pattern_formatter-inl.h deleted file mode 100644 index 0462f9a82..000000000 --- a/include/spdlog/pattern_formatter-inl.h +++ /dev/null @@ -1,1374 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/pattern_formatter.h> -#endif - -#include <algorithm> -#include <array> -#include <cctype> -#include <chrono> -#include <cstring> -#include <ctime> -#include <iterator> -#include <memory> -#include <mutex> -#include <spdlog/details/fmt_helper.h> -#include <spdlog/details/log_msg.h> -#include <spdlog/details/os.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/formatter.h> -#include <string> -#include <thread> -#include <utility> -#include <vector> - -namespace spdlog -{ -namespace details -{ - - /////////////////////////////////////////////////////////////////////// - // name & level pattern appender - /////////////////////////////////////////////////////////////////////// - - class scoped_padder - { - public: - scoped_padder(size_t wrapped_size, const padding_info &padinfo, memory_buf_t &dest) : - padinfo_(padinfo), dest_(dest) - { - remaining_pad_ = static_cast<long>(padinfo.width_) - static_cast<long>(wrapped_size); - if(remaining_pad_ <= 0) - { - return; - } - - if(padinfo_.side_ == padding_info::pad_side::left) - { - pad_it(remaining_pad_); - remaining_pad_ = 0; - } - else if(padinfo_.side_ == padding_info::pad_side::center) - { - auto half_pad = remaining_pad_ / 2; - auto reminder = remaining_pad_ & 1; - pad_it(half_pad); - remaining_pad_ = half_pad + reminder; // for the right side - } - } - - template <typename T> - static unsigned int count_digits(T n) - { - return fmt_helper::count_digits(n); - } - - ~scoped_padder() - { - if(remaining_pad_ >= 0) - { - pad_it(remaining_pad_); - } - else if(padinfo_.truncate_) - { - long new_size = static_cast<long>(dest_.size()) + remaining_pad_; - dest_.resize(static_cast<size_t>(new_size)); - } - } - - private: - void pad_it(long count) - { - fmt_helper::append_string_view(string_view_t(spaces_.data(), static_cast<size_t>(count)), dest_); - } - - const padding_info &padinfo_; - memory_buf_t &dest_; - long remaining_pad_; - string_view_t spaces_{" ", 64}; - }; - - struct null_scoped_padder - { - null_scoped_padder(size_t /*wrapped_size*/, const padding_info & /*padinfo*/, memory_buf_t & /*dest*/) {} - - template <typename T> - static unsigned int count_digits(T /* number */) - { - return 0; - } - }; - - template <typename ScopedPadder> - class name_formatter final : public flag_formatter - { - public: - explicit name_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - ScopedPadder p(msg.logger_name.size(), padinfo_, dest); - fmt_helper::append_string_view(msg.logger_name, dest); - } - }; - - // log level appender - template <typename ScopedPadder> - class level_formatter final : public flag_formatter - { - public: - explicit level_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - const string_view_t &level_name = level::to_string_view(msg.level); - ScopedPadder p(level_name.size(), padinfo_, dest); - fmt_helper::append_string_view(level_name, dest); - } - }; - - // short log level appender - template <typename ScopedPadder> - class short_level_formatter final : public flag_formatter - { - public: - explicit short_level_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - string_view_t level_name{level::to_short_c_str(msg.level)}; - ScopedPadder p(level_name.size(), padinfo_, dest); - fmt_helper::append_string_view(level_name, dest); - } - }; - - /////////////////////////////////////////////////////////////////////// - // Date time pattern appenders - /////////////////////////////////////////////////////////////////////// - - static const char *ampm(const tm &t) - { - return t.tm_hour >= 12 ? "PM" : "AM"; - } - - static int to12h(const tm &t) - { - return t.tm_hour > 12 ? t.tm_hour - 12 : t.tm_hour; - } - - // Abbreviated weekday name - static std::array<const char *, 7> days{{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}}; - - template <typename ScopedPadder> - class a_formatter final : public flag_formatter - { - public: - explicit a_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{days[static_cast<size_t>(tm_time.tm_wday)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } - }; - - // Full weekday name - static std::array<const char *, 7> full_days{ - {"Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"}}; - - template <typename ScopedPadder> - class A_formatter : public flag_formatter - { - public: - explicit A_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{full_days[static_cast<size_t>(tm_time.tm_wday)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } - }; - - // Abbreviated month - static const std::array<const char *, 12> months{ - {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sept", "Oct", "Nov", "Dec"}}; - - template <typename ScopedPadder> - class b_formatter final : public flag_formatter - { - public: - explicit b_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{months[static_cast<size_t>(tm_time.tm_mon)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } - }; - - // Full month name - static const std::array<const char *, 12> full_months{ - {"January", - "February", - "March", - "April", - "May", - "June", - "July", - "August", - "September", - "October", - "November", - "December"}}; - - template <typename ScopedPadder> - class B_formatter final : public flag_formatter - { - public: - explicit B_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - string_view_t field_value{full_months[static_cast<size_t>(tm_time.tm_mon)]}; - ScopedPadder p(field_value.size(), padinfo_, dest); - fmt_helper::append_string_view(field_value, dest); - } - }; - - // Date and time representation (Thu Aug 23 15:35:46 2014) - template <typename ScopedPadder> - class c_formatter final : public flag_formatter - { - public: - explicit c_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 24; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::append_string_view(days[static_cast<size_t>(tm_time.tm_wday)], dest); - dest.push_back(' '); - fmt_helper::append_string_view(months[static_cast<size_t>(tm_time.tm_mon)], dest); - dest.push_back(' '); - fmt_helper::append_int(tm_time.tm_mday, dest); - dest.push_back(' '); - // time - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - dest.push_back(' '); - fmt_helper::append_int(tm_time.tm_year + 1900, dest); - } - }; - - // year - 2 digit - template <typename ScopedPadder> - class C_formatter final : public flag_formatter - { - public: - explicit C_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_year % 100, dest); - } - }; - - // Short MM/DD/YY date, equivalent to %m/%d/%y 08/23/01 - template <typename ScopedPadder> - class D_formatter final : public flag_formatter - { - public: - explicit D_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 10; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_mon + 1, dest); - dest.push_back('/'); - fmt_helper::pad2(tm_time.tm_mday, dest); - dest.push_back('/'); - fmt_helper::pad2(tm_time.tm_year % 100, dest); - } - }; - - // year - 4 digit - template <typename ScopedPadder> - class Y_formatter final : public flag_formatter - { - public: - explicit Y_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 4; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(tm_time.tm_year + 1900, dest); - } - }; - - // month 1-12 - template <typename ScopedPadder> - class m_formatter final : public flag_formatter - { - public: - explicit m_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_mon + 1, dest); - } - }; - - // day of month 1-31 - template <typename ScopedPadder> - class d_formatter final : public flag_formatter - { - public: - explicit d_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_mday, dest); - } - }; - - // hours in 24 format 0-23 - template <typename ScopedPadder> - class H_formatter final : public flag_formatter - { - public: - explicit H_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_hour, dest); - } - }; - - // hours in 12 format 1-12 - template <typename ScopedPadder> - class I_formatter final : public flag_formatter - { - public: - explicit I_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(to12h(tm_time), dest); - } - }; - - // minutes 0-59 - template <typename ScopedPadder> - class M_formatter final : public flag_formatter - { - public: - explicit M_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_min, dest); - } - }; - - // seconds 0-59 - template <typename ScopedPadder> - class S_formatter final : public flag_formatter - { - public: - explicit S_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad2(tm_time.tm_sec, dest); - } - }; - - // milliseconds - template <typename ScopedPadder> - class e_formatter final : public flag_formatter - { - public: - explicit e_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto millis = fmt_helper::time_fraction<std::chrono::milliseconds>(msg.time); - const size_t field_size = 3; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); - } - }; - - // microseconds - template <typename ScopedPadder> - class f_formatter final : public flag_formatter - { - public: - explicit f_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto micros = fmt_helper::time_fraction<std::chrono::microseconds>(msg.time); - - const size_t field_size = 6; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad6(static_cast<size_t>(micros.count()), dest); - } - }; - - // nanoseconds - template <typename ScopedPadder> - class F_formatter final : public flag_formatter - { - public: - explicit F_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto ns = fmt_helper::time_fraction<std::chrono::nanoseconds>(msg.time); - const size_t field_size = 9; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::pad9(static_cast<size_t>(ns.count()), dest); - } - }; - - // seconds since epoch - template <typename ScopedPadder> - class E_formatter final : public flag_formatter - { - public: - explicit E_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - const size_t field_size = 10; - ScopedPadder p(field_size, padinfo_, dest); - auto duration = msg.time.time_since_epoch(); - auto seconds = std::chrono::duration_cast<std::chrono::seconds>(duration).count(); - fmt_helper::append_int(seconds, dest); - } - }; - - // AM/PM - template <typename ScopedPadder> - class p_formatter final : public flag_formatter - { - public: - explicit p_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 2; - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_string_view(ampm(tm_time), dest); - } - }; - - // 12 hour clock 02:55:02 pm - template <typename ScopedPadder> - class r_formatter final : public flag_formatter - { - public: - explicit r_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 11; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(to12h(tm_time), dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - dest.push_back(' '); - fmt_helper::append_string_view(ampm(tm_time), dest); - } - }; - - // 24-hour HH:MM time, equivalent to %H:%M - template <typename ScopedPadder> - class R_formatter final : public flag_formatter - { - public: - explicit R_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 5; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - } - }; - - // ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S - template <typename ScopedPadder> - class T_formatter final : public flag_formatter - { - public: - explicit T_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 8; - ScopedPadder p(field_size, padinfo_, dest); - - fmt_helper::pad2(tm_time.tm_hour, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_min, dest); - dest.push_back(':'); - fmt_helper::pad2(tm_time.tm_sec, dest); - } - }; - - // ISO 8601 offset from UTC in timezone (+-HH:MM) - template <typename ScopedPadder> - class z_formatter final : public flag_formatter - { - public: - explicit z_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - z_formatter() = default; - z_formatter(const z_formatter &) = delete; - z_formatter &operator=(const z_formatter &) = delete; - - void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override - { - const size_t field_size = 6; - ScopedPadder p(field_size, padinfo_, dest); - - auto total_minutes = get_cached_offset(msg, tm_time); - bool is_negative = total_minutes < 0; - if(is_negative) - { - total_minutes = -total_minutes; - dest.push_back('-'); - } - else - { - dest.push_back('+'); - } - - fmt_helper::pad2(total_minutes / 60, dest); // hours - dest.push_back(':'); - fmt_helper::pad2(total_minutes % 60, dest); // minutes - } - - private: - log_clock::time_point last_update_{std::chrono::seconds(0)}; - int offset_minutes_{0}; - - int get_cached_offset(const log_msg &msg, const std::tm &tm_time) - { - // refresh every 10 seconds - if(msg.time - last_update_ >= std::chrono::seconds(10)) - { - offset_minutes_ = os::utc_minutes_offset(tm_time); - last_update_ = msg.time; - } - return offset_minutes_; - } - }; - - // Thread id - template <typename ScopedPadder> - class t_formatter final : public flag_formatter - { - public: - explicit t_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - const auto field_size = ScopedPadder::count_digits(msg.thread_id); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(msg.thread_id, dest); - } - }; - - // Current pid - template <typename ScopedPadder> - class pid_formatter final : public flag_formatter - { - public: - explicit pid_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override - { - const auto pid = static_cast<uint32_t>(details::os::pid()); - auto field_size = ScopedPadder::count_digits(pid); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(pid, dest); - } - }; - - template <typename ScopedPadder> - class v_formatter final : public flag_formatter - { - public: - explicit v_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - ScopedPadder p(msg.payload.size(), padinfo_, dest); - fmt_helper::append_string_view(msg.payload, dest); - } - }; - - class ch_formatter final : public flag_formatter - { - public: - explicit ch_formatter(char ch) : ch_(ch) {} - - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override { dest.push_back(ch_); } - - private: - char ch_; - }; - - // aggregate user chars to display as is - class aggregate_formatter final : public flag_formatter - { - public: - aggregate_formatter() = default; - - void add_ch(char ch) { str_ += ch; } - void format(const details::log_msg &, const std::tm &, memory_buf_t &dest) override - { - fmt_helper::append_string_view(str_, dest); - } - - private: - std::string str_; - }; - - // mark the color range. expect it to be in the form of "%^colored text%$" - class color_start_formatter final : public flag_formatter - { - public: - explicit color_start_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - msg.color_range_start = dest.size(); - } - }; - - class color_stop_formatter final : public flag_formatter - { - public: - explicit color_stop_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - msg.color_range_end = dest.size(); - } - }; - - // print source location - template <typename ScopedPadder> - class source_location_formatter final : public flag_formatter - { - public: - explicit source_location_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if(msg.source.empty()) - { - ScopedPadder p(0, padinfo_, dest); - return; - } - - size_t text_size; - if(padinfo_.enabled()) - { - // calc text size for padding based on "filename:line" - text_size = std::char_traits<char>::length(msg.source.filename) + - ScopedPadder::count_digits(msg.source.line) + 1; - } - else - { - text_size = 0; - } - - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.filename, dest); - dest.push_back(':'); - fmt_helper::append_int(msg.source.line, dest); - } - }; - - // print source filename - template <typename ScopedPadder> - class source_filename_formatter final : public flag_formatter - { - public: - explicit source_filename_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if(msg.source.empty()) - { - ScopedPadder p(0, padinfo_, dest); - return; - } - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.filename) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.filename, dest); - } - }; - - template <typename ScopedPadder> - class short_filename_formatter final : public flag_formatter - { - public: - explicit short_filename_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - -#ifdef _MSC_VER -#pragma warning(push) -#pragma warning(disable : 4127) // consider using 'if constexpr' instead -#endif // _MSC_VER - static const char *basename(const char *filename) - { - // if the size is 2 (1 character + null terminator) we can use the more efficient strrchr - // the branch will be elided by optimizations - if(sizeof(os::folder_seps) == 2) - { - const char *rv = std::strrchr(filename, os::folder_seps[0]); - return rv != nullptr ? rv + 1 : filename; - } - else - { - const std::reverse_iterator<const char *> begin(filename + std::strlen(filename)); - const std::reverse_iterator<const char *> end(filename); - - const auto it = - std::find_first_of(begin, end, std::begin(os::folder_seps), std::end(os::folder_seps) - 1); - return it != end ? it.base() : filename; - } - } -#ifdef _MSC_VER -#pragma warning(pop) -#endif // _MSC_VER - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if(msg.source.empty()) - { - ScopedPadder p(0, padinfo_, dest); - return; - } - auto filename = basename(msg.source.filename); - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(filename) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(filename, dest); - } - }; - - template <typename ScopedPadder> - class source_linenum_formatter final : public flag_formatter - { - public: - explicit source_linenum_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if(msg.source.empty()) - { - ScopedPadder p(0, padinfo_, dest); - return; - } - - auto field_size = ScopedPadder::count_digits(msg.source.line); - ScopedPadder p(field_size, padinfo_, dest); - fmt_helper::append_int(msg.source.line, dest); - } - }; - - // print source funcname - template <typename ScopedPadder> - class source_funcname_formatter final : public flag_formatter - { - public: - explicit source_funcname_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - if(msg.source.empty()) - { - ScopedPadder p(0, padinfo_, dest); - return; - } - size_t text_size = padinfo_.enabled() ? std::char_traits<char>::length(msg.source.funcname) : 0; - ScopedPadder p(text_size, padinfo_, dest); - fmt_helper::append_string_view(msg.source.funcname, dest); - } - }; - - // print elapsed time since last message - template <typename ScopedPadder, typename Units> - class elapsed_formatter final : public flag_formatter - { - public: - using DurationUnits = Units; - - explicit elapsed_formatter(padding_info padinfo) : flag_formatter(padinfo), last_message_time_(log_clock::now()) - { - } - - void format(const details::log_msg &msg, const std::tm &, memory_buf_t &dest) override - { - auto delta = (std::max)(msg.time - last_message_time_, log_clock::duration::zero()); - auto delta_units = std::chrono::duration_cast<DurationUnits>(delta); - last_message_time_ = msg.time; - auto delta_count = static_cast<size_t>(delta_units.count()); - auto n_digits = static_cast<size_t>(ScopedPadder::count_digits(delta_count)); - ScopedPadder p(n_digits, padinfo_, dest); - fmt_helper::append_int(delta_count, dest); - } - - private: - log_clock::time_point last_message_time_; - }; - - // Full info formatter - // pattern: [%Y-%m-%d %H:%M:%S.%e] [%n] [%l] [%s:%#] %v - class full_formatter final : public flag_formatter - { - public: - explicit full_formatter(padding_info padinfo) : flag_formatter(padinfo) {} - - void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) override - { - using std::chrono::duration_cast; - using std::chrono::milliseconds; - using std::chrono::seconds; - - // cache the date/time part for the next second. - auto duration = msg.time.time_since_epoch(); - auto secs = duration_cast<seconds>(duration); - - if(cache_timestamp_ != secs || cached_datetime_.size() == 0) - { - cached_datetime_.clear(); - cached_datetime_.push_back('['); - fmt_helper::append_int(tm_time.tm_year + 1900, cached_datetime_); - cached_datetime_.push_back('-'); - - fmt_helper::pad2(tm_time.tm_mon + 1, cached_datetime_); - cached_datetime_.push_back('-'); - - fmt_helper::pad2(tm_time.tm_mday, cached_datetime_); - cached_datetime_.push_back(' '); - - fmt_helper::pad2(tm_time.tm_hour, cached_datetime_); - cached_datetime_.push_back(':'); - - fmt_helper::pad2(tm_time.tm_min, cached_datetime_); - cached_datetime_.push_back(':'); - - fmt_helper::pad2(tm_time.tm_sec, cached_datetime_); - cached_datetime_.push_back('.'); - - cache_timestamp_ = secs; - } - dest.append(cached_datetime_.begin(), cached_datetime_.end()); - - auto millis = fmt_helper::time_fraction<milliseconds>(msg.time); - fmt_helper::pad3(static_cast<uint32_t>(millis.count()), dest); - dest.push_back(']'); - dest.push_back(' '); - - // append logger name if exists - if(msg.logger_name.size() > 0) - { - dest.push_back('['); - fmt_helper::append_string_view(msg.logger_name, dest); - dest.push_back(']'); - dest.push_back(' '); - } - - dest.push_back('['); - // wrap the level name with color - msg.color_range_start = dest.size(); - // fmt_helper::append_string_view(level::to_c_str(msg.level), dest); - fmt_helper::append_string_view(level::to_string_view(msg.level), dest); - msg.color_range_end = dest.size(); - dest.push_back(']'); - dest.push_back(' '); - - // add source location if present - if(!msg.source.empty()) - { - dest.push_back('['); - const char *filename = - details::short_filename_formatter<details::null_scoped_padder>::basename(msg.source.filename); - fmt_helper::append_string_view(filename, dest); - dest.push_back(':'); - fmt_helper::append_int(msg.source.line, dest); - dest.push_back(']'); - dest.push_back(' '); - } - // fmt_helper::append_string_view(msg.msg(), dest); - fmt_helper::append_string_view(msg.payload, dest); - } - - private: - std::chrono::seconds cache_timestamp_{0}; - memory_buf_t cached_datetime_; - }; - -} // namespace details - -SPDLOG_INLINE pattern_formatter::pattern_formatter( - std::string pattern, - pattern_time_type time_type, - std::string eol, - custom_flags custom_user_flags) : - pattern_(std::move(pattern)), - eol_(std::move(eol)), - pattern_time_type_(time_type), - need_localtime_(false), - last_log_secs_(0), - custom_handlers_(std::move(custom_user_flags)) -{ - std::memset(&cached_tm_, 0, sizeof(cached_tm_)); - compile_pattern_(pattern_); -} - -// use by default full formatter for if pattern is not given -SPDLOG_INLINE pattern_formatter::pattern_formatter(pattern_time_type time_type, std::string eol) : - pattern_("%+"), eol_(std::move(eol)), pattern_time_type_(time_type), need_localtime_(true), last_log_secs_(0) -{ - std::memset(&cached_tm_, 0, sizeof(cached_tm_)); - formatters_.push_back(details::make_unique<details::full_formatter>(details::padding_info{})); -} - -SPDLOG_INLINE std::unique_ptr<formatter> pattern_formatter::clone() const -{ - custom_flags cloned_custom_formatters; - for(auto &it : custom_handlers_) - { - cloned_custom_formatters[it.first] = it.second->clone(); - } - auto cloned = details::make_unique<pattern_formatter>( - pattern_, pattern_time_type_, eol_, std::move(cloned_custom_formatters)); - cloned->need_localtime(need_localtime_); -#if defined(__GNUC__) && __GNUC__ < 5 - return std::move(cloned); -#else - return cloned; -#endif -} - -SPDLOG_INLINE void pattern_formatter::format(const details::log_msg &msg, memory_buf_t &dest) -{ - if(need_localtime_) - { - const auto secs = std::chrono::duration_cast<std::chrono::seconds>(msg.time.time_since_epoch()); - if(secs != last_log_secs_) - { - cached_tm_ = get_time_(msg); - last_log_secs_ = secs; - } - } - - for(auto &f : formatters_) - { - f->format(msg, cached_tm_, dest); - } - // write eol - details::fmt_helper::append_string_view(eol_, dest); -} - -SPDLOG_INLINE void pattern_formatter::set_pattern(std::string pattern) -{ - pattern_ = std::move(pattern); - need_localtime_ = false; - compile_pattern_(pattern_); -} - -SPDLOG_INLINE void pattern_formatter::need_localtime(bool need) -{ - need_localtime_ = need; -} - -SPDLOG_INLINE std::tm pattern_formatter::get_time_(const details::log_msg &msg) -{ - if(pattern_time_type_ == pattern_time_type::local) - { - return details::os::localtime(log_clock::to_time_t(msg.time)); - } - return details::os::gmtime(log_clock::to_time_t(msg.time)); -} - -template <typename Padder> -SPDLOG_INLINE void pattern_formatter::handle_flag_(char flag, details::padding_info padding) -{ - // process custom flags - auto it = custom_handlers_.find(flag); - if(it != custom_handlers_.end()) - { - auto custom_handler = it->second->clone(); - custom_handler->set_padding_info(padding); - formatters_.push_back(std::move(custom_handler)); - return; - } - - // process built-in flags - switch(flag) - { - case('+'): // default formatter - formatters_.push_back(details::make_unique<details::full_formatter>(padding)); - need_localtime_ = true; - break; - - case 'n': // logger name - formatters_.push_back(details::make_unique<details::name_formatter<Padder>>(padding)); - break; - - case 'l': // level - formatters_.push_back(details::make_unique<details::level_formatter<Padder>>(padding)); - break; - - case 'L': // short level - formatters_.push_back(details::make_unique<details::short_level_formatter<Padder>>(padding)); - break; - - case('t'): // thread id - formatters_.push_back(details::make_unique<details::t_formatter<Padder>>(padding)); - break; - - case('v'): // the message text - formatters_.push_back(details::make_unique<details::v_formatter<Padder>>(padding)); - break; - - case('a'): // weekday - formatters_.push_back(details::make_unique<details::a_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('A'): // short weekday - formatters_.push_back(details::make_unique<details::A_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('b'): - case('h'): // month - formatters_.push_back(details::make_unique<details::b_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('B'): // short month - formatters_.push_back(details::make_unique<details::B_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('c'): // datetime - formatters_.push_back(details::make_unique<details::c_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('C'): // year 2 digits - formatters_.push_back(details::make_unique<details::C_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('Y'): // year 4 digits - formatters_.push_back(details::make_unique<details::Y_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('D'): - case('x'): // datetime MM/DD/YY - formatters_.push_back(details::make_unique<details::D_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('m'): // month 1-12 - formatters_.push_back(details::make_unique<details::m_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('d'): // day of month 1-31 - formatters_.push_back(details::make_unique<details::d_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('H'): // hours 24 - formatters_.push_back(details::make_unique<details::H_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('I'): // hours 12 - formatters_.push_back(details::make_unique<details::I_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('M'): // minutes - formatters_.push_back(details::make_unique<details::M_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('S'): // seconds - formatters_.push_back(details::make_unique<details::S_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('e'): // milliseconds - formatters_.push_back(details::make_unique<details::e_formatter<Padder>>(padding)); - break; - - case('f'): // microseconds - formatters_.push_back(details::make_unique<details::f_formatter<Padder>>(padding)); - break; - - case('F'): // nanoseconds - formatters_.push_back(details::make_unique<details::F_formatter<Padder>>(padding)); - break; - - case('E'): // seconds since epoch - formatters_.push_back(details::make_unique<details::E_formatter<Padder>>(padding)); - break; - - case('p'): // am/pm - formatters_.push_back(details::make_unique<details::p_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('r'): // 12 hour clock 02:55:02 pm - formatters_.push_back(details::make_unique<details::r_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('R'): // 24-hour HH:MM time - formatters_.push_back(details::make_unique<details::R_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('T'): - case('X'): // ISO 8601 time format (HH:MM:SS) - formatters_.push_back(details::make_unique<details::T_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('z'): // timezone - formatters_.push_back(details::make_unique<details::z_formatter<Padder>>(padding)); - need_localtime_ = true; - break; - - case('P'): // pid - formatters_.push_back(details::make_unique<details::pid_formatter<Padder>>(padding)); - break; - - case('^'): // color range start - formatters_.push_back(details::make_unique<details::color_start_formatter>(padding)); - break; - - case('$'): // color range end - formatters_.push_back(details::make_unique<details::color_stop_formatter>(padding)); - break; - - case('@'): // source location (filename:filenumber) - formatters_.push_back(details::make_unique<details::source_location_formatter<Padder>>(padding)); - break; - - case('s'): // short source filename - without directory name - formatters_.push_back(details::make_unique<details::short_filename_formatter<Padder>>(padding)); - break; - - case('g'): // full source filename - formatters_.push_back(details::make_unique<details::source_filename_formatter<Padder>>(padding)); - break; - - case('#'): // source line number - formatters_.push_back(details::make_unique<details::source_linenum_formatter<Padder>>(padding)); - break; - - case('!'): // source funcname - formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); - break; - - case('%'): // % char - formatters_.push_back(details::make_unique<details::ch_formatter>('%')); - break; - - case('u'): // elapsed time since last log message in nanos - formatters_.push_back( - details::make_unique<details::elapsed_formatter<Padder, std::chrono::nanoseconds>>(padding)); - break; - - case('i'): // elapsed time since last log message in micros - formatters_.push_back( - details::make_unique<details::elapsed_formatter<Padder, std::chrono::microseconds>>(padding)); - break; - - case('o'): // elapsed time since last log message in millis - formatters_.push_back( - details::make_unique<details::elapsed_formatter<Padder, std::chrono::milliseconds>>(padding)); - break; - - case('O'): // elapsed time since last log message in seconds - formatters_.push_back( - details::make_unique<details::elapsed_formatter<Padder, std::chrono::seconds>>(padding)); - break; - - default: // Unknown flag appears as is - auto unknown_flag = details::make_unique<details::aggregate_formatter>(); - - if(!padding.truncate_) - { - unknown_flag->add_ch('%'); - unknown_flag->add_ch(flag); - formatters_.push_back((std::move(unknown_flag))); - } - // fix issue #1617 (prev char was '!' and should have been treated as funcname flag instead of truncating - // flag) spdlog::set_pattern("[%10!] %v") => "[ main] some message" spdlog::set_pattern("[%3!!] %v") => - // "[mai] some message" - else - { - padding.truncate_ = false; - formatters_.push_back(details::make_unique<details::source_funcname_formatter<Padder>>(padding)); - unknown_flag->add_ch(flag); - formatters_.push_back((std::move(unknown_flag))); - } - - break; - } -} - -// Extract given pad spec (e.g. %8X, %=8X, %-8!X, %8!X, %=8!X, %-8!X, %+8!X) -// Advance the given it pass the end of the padding spec found (if any) -// Return padding. -SPDLOG_INLINE details::padding_info - pattern_formatter::handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end) -{ - using details::padding_info; - using details::scoped_padder; - const size_t max_width = 64; - if(it == end) - { - return padding_info{}; - } - - padding_info::pad_side side; - switch(*it) - { - case '-': - side = padding_info::pad_side::right; - ++it; - break; - case '=': - side = padding_info::pad_side::center; - ++it; - break; - default: - side = details::padding_info::pad_side::left; - break; - } - - if(it == end || !std::isdigit(static_cast<unsigned char>(*it))) - { - return padding_info{}; // no padding if no digit found here - } - - auto width = static_cast<size_t>(*it) - '0'; - for(++it; it != end && std::isdigit(static_cast<unsigned char>(*it)); ++it) - { - auto digit = static_cast<size_t>(*it) - '0'; - width = width * 10 + digit; - } - - // search for the optional truncate marker '!' - bool truncate; - if(it != end && *it == '!') - { - truncate = true; - ++it; - } - else - { - truncate = false; - } - return details::padding_info{std::min<size_t>(width, max_width), side, truncate}; -} - -SPDLOG_INLINE void pattern_formatter::compile_pattern_(const std::string &pattern) -{ - auto end = pattern.end(); - std::unique_ptr<details::aggregate_formatter> user_chars; - formatters_.clear(); - for(auto it = pattern.begin(); it != end; ++it) - { - if(*it == '%') - { - if(user_chars) // append user chars found so far - { - formatters_.push_back(std::move(user_chars)); - } - - auto padding = handle_padspec_(++it, end); - - if(it != end) - { - if(padding.enabled()) - { - handle_flag_<details::scoped_padder>(*it, padding); - } - else - { - handle_flag_<details::null_scoped_padder>(*it, padding); - } - } - else - { - break; - } - } - else // chars not following the % sign should be displayed as is - { - if(!user_chars) - { - user_chars = details::make_unique<details::aggregate_formatter>(); - } - user_chars->add_ch(*it); - } - } - if(user_chars) // append raw chars found so far - { - formatters_.push_back(std::move(user_chars)); - } -} -} // namespace spdlog diff --git a/include/spdlog/pattern_formatter.h b/include/spdlog/pattern_formatter.h deleted file mode 100644 index 4240fe31c..000000000 --- a/include/spdlog/pattern_formatter.h +++ /dev/null @@ -1,123 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <chrono> -#include <ctime> -#include <memory> -#include <spdlog/common.h> -#include <spdlog/details/log_msg.h> -#include <spdlog/details/os.h> -#include <spdlog/formatter.h> -#include <string> -#include <unordered_map> -#include <vector> - -namespace spdlog -{ -namespace details -{ - - // padding information. - struct padding_info - { - enum class pad_side - { - left, - right, - center - }; - - padding_info() = default; - padding_info(size_t width, padding_info::pad_side side, bool truncate) : - width_(width), side_(side), truncate_(truncate), enabled_(true) - { - } - - bool enabled() const { return enabled_; } - size_t width_ = 0; - pad_side side_ = pad_side::left; - bool truncate_ = false; - bool enabled_ = false; - }; - - class SPDLOG_API flag_formatter - { - public: - explicit flag_formatter(padding_info padinfo) : padinfo_(padinfo) {} - flag_formatter() = default; - virtual ~flag_formatter() = default; - virtual void format(const details::log_msg &msg, const std::tm &tm_time, memory_buf_t &dest) = 0; - - protected: - padding_info padinfo_; - }; - -} // namespace details - -class SPDLOG_API custom_flag_formatter : public details::flag_formatter -{ -public: - virtual std::unique_ptr<custom_flag_formatter> clone() const = 0; - - void set_padding_info(const details::padding_info &padding) { flag_formatter::padinfo_ = padding; } -}; - -class SPDLOG_API pattern_formatter final : public formatter -{ -public: - using custom_flags = std::unordered_map<char, std::unique_ptr<custom_flag_formatter>>; - - explicit pattern_formatter( - std::string pattern, - pattern_time_type time_type = pattern_time_type::local, - std::string eol = spdlog::details::os::default_eol, - custom_flags custom_user_flags = custom_flags()); - - // use default pattern is not given - explicit pattern_formatter( - pattern_time_type time_type = pattern_time_type::local, - std::string eol = spdlog::details::os::default_eol); - - pattern_formatter(const pattern_formatter &other) = delete; - pattern_formatter &operator=(const pattern_formatter &other) = delete; - - std::unique_ptr<formatter> clone() const override; - void format(const details::log_msg &msg, memory_buf_t &dest) override; - - template <typename T, typename... Args> - pattern_formatter &add_flag(char flag, Args &&...args) - { - custom_handlers_[flag] = details::make_unique<T>(std::forward<Args>(args)...); - return *this; - } - void set_pattern(std::string pattern); - void need_localtime(bool need = true); - -private: - std::string pattern_; - std::string eol_; - pattern_time_type pattern_time_type_; - bool need_localtime_; - std::tm cached_tm_; - std::chrono::seconds last_log_secs_; - std::vector<std::unique_ptr<details::flag_formatter>> formatters_; - custom_flags custom_handlers_; - - std::tm get_time_(const details::log_msg &msg); - template <typename Padder> - void handle_flag_(char flag, details::padding_info padding); - - // Extract given pad spec (e.g. %8X) - // Advance the given it pass the end of the padding spec found (if any) - // Return padding. - static details::padding_info handle_padspec_(std::string::const_iterator &it, std::string::const_iterator end); - - void compile_pattern_(const std::string &pattern); -}; -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "pattern_formatter-inl.h" -#endif diff --git a/include/spdlog/sinks/android_sink.h b/include/spdlog/sinks/android_sink.h deleted file mode 100644 index 016ade4b7..000000000 --- a/include/spdlog/sinks/android_sink.h +++ /dev/null @@ -1,146 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifdef __ANDROID__ - -#include <android/log.h> -#include <chrono> -#include <mutex> -#include <spdlog/details/fmt_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/os.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/base_sink.h> -#include <string> -#include <thread> -#include <type_traits> - -#if !defined(SPDLOG_ANDROID_RETRIES) -#define SPDLOG_ANDROID_RETRIES 2 -#endif - -namespace spdlog -{ -namespace sinks -{ - - /* - * Android sink - * (logging using __android_log_write or __android_log_buf_write depending on the specified BufferID) - */ - template <typename Mutex, int BufferID = log_id::LOG_ID_MAIN> - class android_sink final : public base_sink<Mutex> - { - public: - explicit android_sink(std::string tag = "spdlog", bool use_raw_msg = false) : - tag_(std::move(tag)), use_raw_msg_(use_raw_msg) - { - } - - protected: - void sink_it_(const details::log_msg &msg) override - { - const android_LogPriority priority = convert_to_android_(msg.level); - memory_buf_t formatted; - if(use_raw_msg_) - { - details::fmt_helper::append_string_view(msg.payload, formatted); - } - else - { - base_sink<Mutex>::formatter_->format(msg, formatted); - } - formatted.push_back('\0'); - const char *msg_output = formatted.data(); - - // See system/core/liblog/logger_write.c for explanation of return value - int ret = android_log(priority, tag_.c_str(), msg_output); - int retry_count = 0; - while((ret == -11 /*EAGAIN*/) && (retry_count < SPDLOG_ANDROID_RETRIES)) - { - details::os::sleep_for_millis(5); - ret = android_log(priority, tag_.c_str(), msg_output); - retry_count++; - } - - if(ret < 0) - { - throw_spdlog_ex("logging to Android failed", ret); - } - } - - void flush_() override {} - - private: - // There might be liblog versions used, that do not support __android_log_buf_write. So we only compile and link - // against - // __android_log_buf_write, if user explicitely provides a non-default log buffer. Otherwise, when using the - // default log buffer, always log via __android_log_write. - template <int ID = BufferID> - typename std::enable_if<ID == static_cast<int>(log_id::LOG_ID_MAIN), int>::type - android_log(int prio, const char *tag, const char *text) - { - return __android_log_write(prio, tag, text); - } - - template <int ID = BufferID> - typename std::enable_if<ID != static_cast<int>(log_id::LOG_ID_MAIN), int>::type - android_log(int prio, const char *tag, const char *text) - { - return __android_log_buf_write(ID, prio, tag, text); - } - - static android_LogPriority convert_to_android_(spdlog::level::level_enum level) - { - switch(level) - { - case spdlog::level::trace: - return ANDROID_LOG_VERBOSE; - case spdlog::level::debug: - return ANDROID_LOG_DEBUG; - case spdlog::level::info: - return ANDROID_LOG_INFO; - case spdlog::level::warn: - return ANDROID_LOG_WARN; - case spdlog::level::err: - return ANDROID_LOG_ERROR; - case spdlog::level::critical: - return ANDROID_LOG_FATAL; - default: - return ANDROID_LOG_DEFAULT; - } - } - - std::string tag_; - bool use_raw_msg_; - }; - - using android_sink_mt = android_sink<std::mutex>; - using android_sink_st = android_sink<details::null_mutex>; - - template <int BufferId = log_id::LOG_ID_MAIN> - using android_sink_buf_mt = android_sink<std::mutex, BufferId>; - template <int BufferId = log_id::LOG_ID_MAIN> - using android_sink_buf_st = android_sink<details::null_mutex, BufferId>; - -} // namespace sinks - -// Create and register android syslog logger - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> android_logger_mt(const std::string &logger_name, const std::string &tag = "spdlog") -{ - return Factory::template create<sinks::android_sink_mt>(logger_name, tag); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> android_logger_st(const std::string &logger_name, const std::string &tag = "spdlog") -{ - return Factory::template create<sinks::android_sink_st>(logger_name, tag); -} - -} // namespace spdlog - -#endif // __ANDROID__ \ No newline at end of file diff --git a/include/spdlog/sinks/ansicolor_sink-inl.h b/include/spdlog/sinks/ansicolor_sink-inl.h deleted file mode 100644 index d554f6bcc..000000000 --- a/include/spdlog/sinks/ansicolor_sink-inl.h +++ /dev/null @@ -1,150 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/ansicolor_sink.h> -#endif - -#include <spdlog/details/os.h> -#include <spdlog/pattern_formatter.h> - -namespace spdlog -{ -namespace sinks -{ - - template <typename ConsoleMutex> - SPDLOG_INLINE ansicolor_sink<ConsoleMutex>::ansicolor_sink(FILE *target_file, color_mode mode) : - target_file_(target_file), - mutex_(ConsoleMutex::mutex()), - formatter_(details::make_unique<spdlog::pattern_formatter>()) - - { - set_color_mode(mode); - colors_[level::trace] = to_string_(white); - colors_[level::debug] = to_string_(cyan); - colors_[level::info] = to_string_(green); - colors_[level::warn] = to_string_(yellow_bold); - colors_[level::err] = to_string_(red_bold); - colors_[level::critical] = to_string_(bold_on_red); - colors_[level::off] = to_string_(reset); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color(level::level_enum color_level, string_view_t color) - { - std::lock_guard<mutex_t> lock(mutex_); - colors_[static_cast<size_t>(color_level)] = to_string_(color); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::log(const details::log_msg &msg) - { - // Wrap the originally formatted message in color codes. - // If color is not supported in the terminal, log as is instead. - std::lock_guard<mutex_t> lock(mutex_); - msg.color_range_start = 0; - msg.color_range_end = 0; - memory_buf_t formatted; - formatter_->format(msg, formatted); - if(should_do_colors_ && msg.color_range_end > msg.color_range_start) - { - // before color range - print_range_(formatted, 0, msg.color_range_start); - // in color range - print_ccode_(colors_[static_cast<size_t>(msg.level)]); - print_range_(formatted, msg.color_range_start, msg.color_range_end); - print_ccode_(reset); - // after color range - print_range_(formatted, msg.color_range_end, formatted.size()); - } - else // no color - { - print_range_(formatted, 0, formatted.size()); - } - fflush(target_file_); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::flush() - { - std::lock_guard<mutex_t> lock(mutex_); - fflush(target_file_); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) - { - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) - { - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::move(sink_formatter); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE bool ansicolor_sink<ConsoleMutex>::should_color() - { - return should_do_colors_; - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) - { - switch(mode) - { - case color_mode::always: - should_do_colors_ = true; - return; - case color_mode::automatic: - should_do_colors_ = details::os::in_terminal(target_file_) && details::os::is_color_terminal(); - return; - case color_mode::never: - should_do_colors_ = false; - return; - default: - should_do_colors_ = false; - } - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void ansicolor_sink<ConsoleMutex>::print_ccode_(const string_view_t &color_code) - { - fwrite(color_code.data(), sizeof(char), color_code.size(), target_file_); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void - ansicolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) - { - fwrite(formatted.data() + start, sizeof(char), end - start, target_file_); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE std::string ansicolor_sink<ConsoleMutex>::to_string_(const string_view_t &sv) - { - return std::string(sv.data(), sv.size()); - } - - // ansicolor_stdout_sink - template <typename ConsoleMutex> - SPDLOG_INLINE ansicolor_stdout_sink<ConsoleMutex>::ansicolor_stdout_sink(color_mode mode) : - ansicolor_sink<ConsoleMutex>(stdout, mode) - { - } - - // ansicolor_stderr_sink - template <typename ConsoleMutex> - SPDLOG_INLINE ansicolor_stderr_sink<ConsoleMutex>::ansicolor_stderr_sink(color_mode mode) : - ansicolor_sink<ConsoleMutex>(stderr, mode) - { - } - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/ansicolor_sink.h b/include/spdlog/sinks/ansicolor_sink.h deleted file mode 100644 index bd1973a11..000000000 --- a/include/spdlog/sinks/ansicolor_sink.h +++ /dev/null @@ -1,120 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <array> -#include <memory> -#include <mutex> -#include <spdlog/details/console_globals.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/sink.h> -#include <string> - -namespace spdlog -{ -namespace sinks -{ - - /** - * This sink prefixes the output with an ANSI escape sequence color code - * depending on the severity - * of the message. - * If no color terminal detected, omit the escape codes. - */ - - template <typename ConsoleMutex> - class ansicolor_sink : public sink - { - public: - using mutex_t = typename ConsoleMutex::mutex_t; - ansicolor_sink(FILE *target_file, color_mode mode); - ~ansicolor_sink() override = default; - - ansicolor_sink(const ansicolor_sink &other) = delete; - ansicolor_sink(ansicolor_sink &&other) = delete; - - ansicolor_sink &operator=(const ansicolor_sink &other) = delete; - ansicolor_sink &operator=(ansicolor_sink &&other) = delete; - - void set_color(level::level_enum color_level, string_view_t color); - void set_color_mode(color_mode mode); - bool should_color(); - - void log(const details::log_msg &msg) override; - void flush() override; - void set_pattern(const std::string &pattern) final; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; - - // Formatting codes - const string_view_t reset = "\033[m"; - const string_view_t bold = "\033[1m"; - const string_view_t dark = "\033[2m"; - const string_view_t underline = "\033[4m"; - const string_view_t blink = "\033[5m"; - const string_view_t reverse = "\033[7m"; - const string_view_t concealed = "\033[8m"; - const string_view_t clear_line = "\033[K"; - - // Foreground colors - const string_view_t black = "\033[30m"; - const string_view_t red = "\033[31m"; - const string_view_t green = "\033[32m"; - const string_view_t yellow = "\033[33m"; - const string_view_t blue = "\033[34m"; - const string_view_t magenta = "\033[35m"; - const string_view_t cyan = "\033[36m"; - const string_view_t white = "\033[37m"; - - /// Background colors - const string_view_t on_black = "\033[40m"; - const string_view_t on_red = "\033[41m"; - const string_view_t on_green = "\033[42m"; - const string_view_t on_yellow = "\033[43m"; - const string_view_t on_blue = "\033[44m"; - const string_view_t on_magenta = "\033[45m"; - const string_view_t on_cyan = "\033[46m"; - const string_view_t on_white = "\033[47m"; - - /// Bold colors - const string_view_t yellow_bold = "\033[33m\033[1m"; - const string_view_t red_bold = "\033[31m\033[1m"; - const string_view_t bold_on_red = "\033[1m\033[41m"; - - private: - FILE *target_file_; - mutex_t &mutex_; - bool should_do_colors_; - std::unique_ptr<spdlog::formatter> formatter_; - std::array<std::string, level::n_levels> colors_; - void print_ccode_(const string_view_t &color_code); - void print_range_(const memory_buf_t &formatted, size_t start, size_t end); - static std::string to_string_(const string_view_t &sv); - }; - - template <typename ConsoleMutex> - class ansicolor_stdout_sink : public ansicolor_sink<ConsoleMutex> - { - public: - explicit ansicolor_stdout_sink(color_mode mode = color_mode::automatic); - }; - - template <typename ConsoleMutex> - class ansicolor_stderr_sink : public ansicolor_sink<ConsoleMutex> - { - public: - explicit ansicolor_stderr_sink(color_mode mode = color_mode::automatic); - }; - - using ansicolor_stdout_sink_mt = ansicolor_stdout_sink<details::console_mutex>; - using ansicolor_stdout_sink_st = ansicolor_stdout_sink<details::console_nullmutex>; - - using ansicolor_stderr_sink_mt = ansicolor_stderr_sink<details::console_mutex>; - using ansicolor_stderr_sink_st = ansicolor_stderr_sink<details::console_nullmutex>; - -} // namespace sinks -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "ansicolor_sink-inl.h" -#endif diff --git a/include/spdlog/sinks/base_sink-inl.h b/include/spdlog/sinks/base_sink-inl.h deleted file mode 100644 index 2b477e56f..000000000 --- a/include/spdlog/sinks/base_sink-inl.h +++ /dev/null @@ -1,64 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/base_sink.h> -#endif - -#include <memory> -#include <spdlog/common.h> -#include <spdlog/pattern_formatter.h> - -template <typename Mutex> -SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink() : - formatter_{details::make_unique<spdlog::pattern_formatter>()} -{ -} - -template <typename Mutex> -SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::base_sink(std::unique_ptr<spdlog::formatter> formatter) : - formatter_{std::move(formatter)} -{ -} - -template <typename Mutex> -void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::log(const details::log_msg &msg) -{ - std::lock_guard<Mutex> lock(mutex_); - sink_it_(msg); -} - -template <typename Mutex> -void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::flush() -{ - std::lock_guard<Mutex> lock(mutex_); - flush_(); -} - -template <typename Mutex> -void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern(const std::string &pattern) -{ - std::lock_guard<Mutex> lock(mutex_); - set_pattern_(pattern); -} - -template <typename Mutex> -void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) -{ - std::lock_guard<Mutex> lock(mutex_); - set_formatter_(std::move(sink_formatter)); -} - -template <typename Mutex> -void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_pattern_(const std::string &pattern) -{ - set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); -} - -template <typename Mutex> -void SPDLOG_INLINE spdlog::sinks::base_sink<Mutex>::set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) -{ - formatter_ = std::move(sink_formatter); -} diff --git a/include/spdlog/sinks/base_sink.h b/include/spdlog/sinks/base_sink.h deleted file mode 100644 index 5eea770a3..000000000 --- a/include/spdlog/sinks/base_sink.h +++ /dev/null @@ -1,54 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once -// -// base sink templated over a mutex (either dummy or real) -// concrete implementation should override the sink_it_() and flush_() methods. -// locking is taken care of in this class - no locking needed by the -// implementers.. -// - -#include <spdlog/common.h> -#include <spdlog/details/log_msg.h> -#include <spdlog/sinks/sink.h> - -namespace spdlog -{ -namespace sinks -{ - template <typename Mutex> - class SPDLOG_API base_sink : public sink - { - public: - base_sink(); - explicit base_sink(std::unique_ptr<spdlog::formatter> formatter); - ~base_sink() override = default; - - base_sink(const base_sink &) = delete; - base_sink(base_sink &&) = delete; - - base_sink &operator=(const base_sink &) = delete; - base_sink &operator=(base_sink &&) = delete; - - void log(const details::log_msg &msg) final; - void flush() final; - void set_pattern(const std::string &pattern) final; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) final; - - protected: - // sink formatter - std::unique_ptr<spdlog::formatter> formatter_; - Mutex mutex_; - - virtual void sink_it_(const details::log_msg &msg) = 0; - virtual void flush_() = 0; - virtual void set_pattern_(const std::string &pattern); - virtual void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter); - }; -} // namespace sinks -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "base_sink-inl.h" -#endif diff --git a/include/spdlog/sinks/basic_file_sink-inl.h b/include/spdlog/sinks/basic_file_sink-inl.h deleted file mode 100644 index 03309eaea..000000000 --- a/include/spdlog/sinks/basic_file_sink-inl.h +++ /dev/null @@ -1,49 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/basic_file_sink.h> -#endif - -#include <spdlog/common.h> -#include <spdlog/details/os.h> - -namespace spdlog -{ -namespace sinks -{ - - template <typename Mutex> - SPDLOG_INLINE basic_file_sink<Mutex>::basic_file_sink( - const filename_t &filename, - bool truncate, - const file_event_handlers &event_handlers) : - file_helper_{event_handlers} - { - file_helper_.open(filename, truncate); - } - - template <typename Mutex> - SPDLOG_INLINE const filename_t &basic_file_sink<Mutex>::filename() const - { - return file_helper_.filename(); - } - - template <typename Mutex> - SPDLOG_INLINE void basic_file_sink<Mutex>::sink_it_(const details::log_msg &msg) - { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - file_helper_.write(formatted); - } - - template <typename Mutex> - SPDLOG_INLINE void basic_file_sink<Mutex>::flush_() - { - file_helper_.flush(); - } - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/basic_file_sink.h b/include/spdlog/sinks/basic_file_sink.h deleted file mode 100644 index 84ba75e44..000000000 --- a/include/spdlog/sinks/basic_file_sink.h +++ /dev/null @@ -1,70 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <mutex> -#include <spdlog/details/file_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/base_sink.h> -#include <string> - -namespace spdlog -{ -namespace sinks -{ - /* - * Trivial file sink with single file as target - */ - template <typename Mutex> - class basic_file_sink final : public base_sink<Mutex> - { - public: - explicit basic_file_sink( - const filename_t &filename, - bool truncate = false, - const file_event_handlers &event_handlers = {}); - const filename_t &filename() const; - - protected: - void sink_it_(const details::log_msg &msg) override; - void flush_() override; - - private: - details::file_helper file_helper_; - }; - - using basic_file_sink_mt = basic_file_sink<std::mutex>; - using basic_file_sink_st = basic_file_sink<details::null_mutex>; - -} // namespace sinks - -// -// factory functions -// -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> basic_logger_mt( - const std::string &logger_name, - const filename_t &filename, - bool truncate = false, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::basic_file_sink_mt>(logger_name, filename, truncate, event_handlers); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> basic_logger_st( - const std::string &logger_name, - const filename_t &filename, - bool truncate = false, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::basic_file_sink_st>(logger_name, filename, truncate, event_handlers); -} - -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "basic_file_sink-inl.h" -#endif diff --git a/include/spdlog/sinks/daily_file_sink.h b/include/spdlog/sinks/daily_file_sink.h deleted file mode 100644 index b2f201a30..000000000 --- a/include/spdlog/sinks/daily_file_sink.h +++ /dev/null @@ -1,331 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <chrono> -#include <cstdio> -#include <ctime> -#include <mutex> -#include <spdlog/common.h> -#include <spdlog/details/circular_q.h> -#include <spdlog/details/file_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/os.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/fmt/chrono.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/sinks/base_sink.h> -#include <string> - -namespace spdlog -{ -namespace sinks -{ - - /* - * Generator of daily log file names in format basename.YYYY-MM-DD.ext - */ - struct daily_filename_calculator - { - // Create filename for the form basename.YYYY-MM-DD - static filename_t calc_filename(const filename_t &filename, const tm &now_tm) - { - filename_t basename, ext; - std::tie(basename, ext) = details::file_helper::split_by_extension(filename); - return fmt_lib::format( - SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}{}")), - basename, - now_tm.tm_year + 1900, - now_tm.tm_mon + 1, - now_tm.tm_mday, - ext); - } - }; - - /* - * Generator of daily log file names with strftime format. - * Usages: - * auto sink = std::make_shared<spdlog::sinks::daily_file_format_sink_mt>("myapp-%Y-%m-%d:%H:%M:%S.log", hour, - * minute);" auto logger = spdlog::daily_logger_format_mt("loggername, "myapp-%Y-%m-%d:%X.log", hour, minute)" - * - */ - struct daily_filename_format_calculator - { - static filename_t calc_filename(const filename_t &filename, const tm &now_tm) - { -#ifdef SPDLOG_USE_STD_FORMAT - // adapted from fmtlib: https://github.com/fmtlib/fmt/blob/8.0.1/include/fmt/chrono.h#L522-L546 - - filename_t tm_format; - tm_format.append(filename); - // By appending an extra space we can distinguish an empty result that - // indicates insufficient buffer size from a guaranteed non-empty result - // https://github.com/fmtlib/fmt/issues/2238 - tm_format.push_back(' '); - - const size_t MIN_SIZE = 10; - filename_t buf; - buf.resize(MIN_SIZE); - for(;;) - { - size_t count = strftime(buf.data(), buf.size(), tm_format.c_str(), &now_tm); - if(count != 0) - { - // Remove the extra space. - buf.resize(count - 1); - break; - } - buf.resize(buf.size() * 2); - } - - return buf; -#else - // generate fmt datetime format string, e.g. {:%Y-%m-%d}. - filename_t fmt_filename = fmt::format(SPDLOG_FMT_STRING(SPDLOG_FILENAME_T("{{:{}}}")), filename); - - // MSVC doesn't allow fmt::runtime(..) with wchar, with fmtlib versions < 9.1.x -#if defined(_MSC_VER) && defined(SPDLOG_WCHAR_FILENAMES) && FMT_VERSION < 90101 - return fmt::format(fmt_filename, now_tm); -#else - return fmt::format(SPDLOG_FMT_RUNTIME(fmt_filename), now_tm); -#endif - -#endif - } - - private: -#if defined __GNUC__ -#pragma GCC diagnostic push -#pragma GCC diagnostic ignored "-Wformat-nonliteral" -#endif - - static size_t strftime(char *str, size_t count, const char *format, const std::tm *time) - { - return std::strftime(str, count, format, time); - } - - static size_t strftime(wchar_t *str, size_t count, const wchar_t *format, const std::tm *time) - { - return std::wcsftime(str, count, format, time); - } - -#if defined(__GNUC__) -#pragma GCC diagnostic pop -#endif - }; - - /* - * Rotating file sink based on date. - * If truncate != false , the created file will be truncated. - * If max_files > 0, retain only the last max_files and delete previous. - */ - template <typename Mutex, typename FileNameCalc = daily_filename_calculator> - class daily_file_sink final : public base_sink<Mutex> - { - public: - // create daily file sink which rotates on given time - daily_file_sink( - filename_t base_filename, - int rotation_hour, - int rotation_minute, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) : - base_filename_(std::move(base_filename)), - rotation_h_(rotation_hour), - rotation_m_(rotation_minute), - file_helper_{event_handlers}, - truncate_(truncate), - max_files_(max_files), - filenames_q_() - { - if(rotation_hour < 0 || rotation_hour > 23 || rotation_minute < 0 || rotation_minute > 59) - { - throw_spdlog_ex("daily_file_sink: Invalid rotation time in ctor"); - } - - auto now = log_clock::now(); - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - file_helper_.open(filename, truncate_); - rotation_tp_ = next_rotation_tp_(); - - if(max_files_ > 0) - { - init_filenames_q_(); - } - } - - filename_t filename() - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - return file_helper_.filename(); - } - - protected: - void sink_it_(const details::log_msg &msg) override - { - auto time = msg.time; - bool should_rotate = time >= rotation_tp_; - if(should_rotate) - { - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); - file_helper_.open(filename, truncate_); - rotation_tp_ = next_rotation_tp_(); - } - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - file_helper_.write(formatted); - - // Do the cleaning only at the end because it might throw on failure. - if(should_rotate && max_files_ > 0) - { - delete_old_(); - } - } - - void flush_() override { file_helper_.flush(); } - - private: - void init_filenames_q_() - { - using details::os::path_exists; - - filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); - std::vector<filename_t> filenames; - auto now = log_clock::now(); - while(filenames.size() < max_files_) - { - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - if(!path_exists(filename)) - { - break; - } - filenames.emplace_back(filename); - now -= std::chrono::hours(24); - } - for(auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) - { - filenames_q_.push_back(std::move(*iter)); - } - } - - tm now_tm(log_clock::time_point tp) - { - time_t tnow = log_clock::to_time_t(tp); - return spdlog::details::os::localtime(tnow); - } - - log_clock::time_point next_rotation_tp_() - { - auto now = log_clock::now(); - tm date = now_tm(now); - date.tm_hour = rotation_h_; - date.tm_min = rotation_m_; - date.tm_sec = 0; - auto rotation_time = log_clock::from_time_t(std::mktime(&date)); - if(rotation_time > now) - { - return rotation_time; - } - return {rotation_time + std::chrono::hours(24)}; - } - - // Delete the file N rotations ago. - // Throw spdlog_ex on failure to delete the old file. - void delete_old_() - { - using details::os::filename_to_str; - using details::os::remove_if_exists; - - filename_t current_file = file_helper_.filename(); - if(filenames_q_.full()) - { - auto old_filename = std::move(filenames_q_.front()); - filenames_q_.pop_front(); - bool ok = remove_if_exists(old_filename) == 0; - if(!ok) - { - filenames_q_.push_back(std::move(current_file)); - throw_spdlog_ex("Failed removing daily file " + filename_to_str(old_filename), errno); - } - } - filenames_q_.push_back(std::move(current_file)); - } - - filename_t base_filename_; - int rotation_h_; - int rotation_m_; - log_clock::time_point rotation_tp_; - details::file_helper file_helper_; - bool truncate_; - uint16_t max_files_; - details::circular_q<filename_t> filenames_q_; - }; - - using daily_file_sink_mt = daily_file_sink<std::mutex>; - using daily_file_sink_st = daily_file_sink<details::null_mutex>; - using daily_file_format_sink_mt = daily_file_sink<std::mutex, daily_filename_format_calculator>; - using daily_file_format_sink_st = daily_file_sink<details::null_mutex, daily_filename_format_calculator>; - -} // namespace sinks - -// -// factory functions -// -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_mt( - const std::string &logger_name, - const filename_t &filename, - int hour = 0, - int minute = 0, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::daily_file_sink_mt>( - logger_name, filename, hour, minute, truncate, max_files, event_handlers); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_format_mt( - const std::string &logger_name, - const filename_t &filename, - int hour = 0, - int minute = 0, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::daily_file_format_sink_mt>( - logger_name, filename, hour, minute, truncate, max_files, event_handlers); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_st( - const std::string &logger_name, - const filename_t &filename, - int hour = 0, - int minute = 0, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::daily_file_sink_st>( - logger_name, filename, hour, minute, truncate, max_files, event_handlers); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> daily_logger_format_st( - const std::string &logger_name, - const filename_t &filename, - int hour = 0, - int minute = 0, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::daily_file_format_sink_st>( - logger_name, filename, hour, minute, truncate, max_files, event_handlers); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/dist_sink.h b/include/spdlog/sinks/dist_sink.h deleted file mode 100644 index 01ff83e7f..000000000 --- a/include/spdlog/sinks/dist_sink.h +++ /dev/null @@ -1,94 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include "base_sink.h" - -#include <algorithm> -#include <memory> -#include <mutex> -#include <spdlog/details/log_msg.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/pattern_formatter.h> -#include <vector> - -// Distribution sink (mux). Stores a vector of sinks which get called when log -// is called - -namespace spdlog -{ -namespace sinks -{ - - template <typename Mutex> - class dist_sink : public base_sink<Mutex> - { - public: - dist_sink() = default; - explicit dist_sink(std::vector<std::shared_ptr<sink>> sinks) : sinks_(sinks) {} - - dist_sink(const dist_sink &) = delete; - dist_sink &operator=(const dist_sink &) = delete; - - void add_sink(std::shared_ptr<sink> sink) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - sinks_.push_back(sink); - } - - void remove_sink(std::shared_ptr<sink> sink) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - sinks_.erase(std::remove(sinks_.begin(), sinks_.end(), sink), sinks_.end()); - } - - void set_sinks(std::vector<std::shared_ptr<sink>> sinks) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - sinks_ = std::move(sinks); - } - - std::vector<std::shared_ptr<sink>> &sinks() { return sinks_; } - - protected: - void sink_it_(const details::log_msg &msg) override - { - for(auto &sub_sink : sinks_) - { - if(sub_sink->should_log(msg.level)) - { - sub_sink->log(msg); - } - } - } - - void flush_() override - { - for(auto &sub_sink : sinks_) - { - sub_sink->flush(); - } - } - - void set_pattern_(const std::string &pattern) override - { - set_formatter_(details::make_unique<spdlog::pattern_formatter>(pattern)); - } - - void set_formatter_(std::unique_ptr<spdlog::formatter> sink_formatter) override - { - base_sink<Mutex>::formatter_ = std::move(sink_formatter); - for(auto &sub_sink : sinks_) - { - sub_sink->set_formatter(base_sink<Mutex>::formatter_->clone()); - } - } - std::vector<std::shared_ptr<sink>> sinks_; - }; - - using dist_sink_mt = dist_sink<std::mutex>; - using dist_sink_st = dist_sink<details::null_mutex>; - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/dup_filter_sink.h b/include/spdlog/sinks/dup_filter_sink.h deleted file mode 100644 index 858c8eb90..000000000 --- a/include/spdlog/sinks/dup_filter_sink.h +++ /dev/null @@ -1,99 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include "dist_sink.h" - -#include <chrono> -#include <cstdio> -#include <mutex> -#include <spdlog/details/log_msg.h> -#include <spdlog/details/null_mutex.h> -#include <string> - -// Duplicate message removal sink. -// Skip the message if previous one is identical and less than "max_skip_duration" have passed -// -// Example: -// -// #include <spdlog/sinks/dup_filter_sink.h> -// -// int main() { -// auto dup_filter = std::make_shared<dup_filter_sink_st>(std::chrono::seconds(5)); -// dup_filter->add_sink(std::make_shared<stdout_color_sink_mt>()); -// spdlog::logger l("logger", dup_filter); -// l.info("Hello"); -// l.info("Hello"); -// l.info("Hello"); -// l.info("Different Hello"); -// } -// -// Will produce: -// [2019-06-25 17:50:56.511] [logger] [info] Hello -// [2019-06-25 17:50:56.512] [logger] [info] Skipped 3 duplicate messages.. -// [2019-06-25 17:50:56.512] [logger] [info] Different Hello - -namespace spdlog -{ -namespace sinks -{ - template <typename Mutex> - class dup_filter_sink : public dist_sink<Mutex> - { - public: - template <class Rep, class Period> - explicit dup_filter_sink(std::chrono::duration<Rep, Period> max_skip_duration) : - max_skip_duration_{max_skip_duration} - { - } - - protected: - std::chrono::microseconds max_skip_duration_; - log_clock::time_point last_msg_time_; - std::string last_msg_payload_; - size_t skip_counter_ = 0; - - void sink_it_(const details::log_msg &msg) override - { - bool filtered = filter_(msg); - if(!filtered) - { - skip_counter_ += 1; - return; - } - - // log the "skipped.." message - if(skip_counter_ > 0) - { - char buf[64]; - auto msg_size = ::snprintf( - buf, sizeof(buf), "Skipped %u duplicate messages..", static_cast<unsigned>(skip_counter_)); - if(msg_size > 0 && static_cast<size_t>(msg_size) < sizeof(buf)) - { - details::log_msg skipped_msg{ - msg.source, msg.logger_name, level::info, string_view_t{buf, static_cast<size_t>(msg_size)}}; - dist_sink<Mutex>::sink_it_(skipped_msg); - } - } - - // log current message - dist_sink<Mutex>::sink_it_(msg); - last_msg_time_ = msg.time; - skip_counter_ = 0; - last_msg_payload_.assign(msg.payload.data(), msg.payload.data() + msg.payload.size()); - } - - // return whether the log msg should be displayed (true) or skipped (false) - bool filter_(const details::log_msg &msg) - { - auto filter_duration = msg.time - last_msg_time_; - return (filter_duration > max_skip_duration_) || (msg.payload != last_msg_payload_); - } - }; - - using dup_filter_sink_mt = dup_filter_sink<std::mutex>; - using dup_filter_sink_st = dup_filter_sink<details::null_mutex>; - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/hourly_file_sink.h b/include/spdlog/sinks/hourly_file_sink.h deleted file mode 100644 index b8afa3483..000000000 --- a/include/spdlog/sinks/hourly_file_sink.h +++ /dev/null @@ -1,221 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <chrono> -#include <cstdio> -#include <ctime> -#include <mutex> -#include <spdlog/common.h> -#include <spdlog/details/circular_q.h> -#include <spdlog/details/file_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/os.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/fmt/fmt.h> -#include <spdlog/sinks/base_sink.h> -#include <string> - -namespace spdlog -{ -namespace sinks -{ - - /* - * Generator of Hourly log file names in format basename.YYYY-MM-DD-HH.ext - */ - struct hourly_filename_calculator - { - // Create filename for the form basename.YYYY-MM-DD-H - static filename_t calc_filename(const filename_t &filename, const tm &now_tm) - { - filename_t basename, ext; - std::tie(basename, ext) = details::file_helper::split_by_extension(filename); - return fmt_lib::format( - SPDLOG_FILENAME_T("{}_{:04d}-{:02d}-{:02d}_{:02d}{}"), - basename, - now_tm.tm_year + 1900, - now_tm.tm_mon + 1, - now_tm.tm_mday, - now_tm.tm_hour, - ext); - } - }; - - /* - * Rotating file sink based on time. - * If truncate != false , the created file will be truncated. - * If max_files > 0, retain only the last max_files and delete previous. - */ - template <typename Mutex, typename FileNameCalc = hourly_filename_calculator> - class hourly_file_sink final : public base_sink<Mutex> - { - public: - // create hourly file sink which rotates on given time - hourly_file_sink( - filename_t base_filename, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) : - base_filename_(std::move(base_filename)), - file_helper_{event_handlers}, - truncate_(truncate), - max_files_(max_files), - filenames_q_() - { - auto now = log_clock::now(); - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - file_helper_.open(filename, truncate_); - remove_init_file_ = file_helper_.size() == 0; - rotation_tp_ = next_rotation_tp_(); - - if(max_files_ > 0) - { - init_filenames_q_(); - } - } - - filename_t filename() - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - return file_helper_.filename(); - } - - protected: - void sink_it_(const details::log_msg &msg) override - { - auto time = msg.time; - bool should_rotate = time >= rotation_tp_; - if(should_rotate) - { - if(remove_init_file_) - { - file_helper_.close(); - details::os::remove(file_helper_.filename()); - } - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(time)); - file_helper_.open(filename, truncate_); - rotation_tp_ = next_rotation_tp_(); - } - remove_init_file_ = false; - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - file_helper_.write(formatted); - - // Do the cleaning only at the end because it might throw on failure. - if(should_rotate && max_files_ > 0) - { - delete_old_(); - } - } - - void flush_() override { file_helper_.flush(); } - - private: - void init_filenames_q_() - { - using details::os::path_exists; - - filenames_q_ = details::circular_q<filename_t>(static_cast<size_t>(max_files_)); - std::vector<filename_t> filenames; - auto now = log_clock::now(); - while(filenames.size() < max_files_) - { - auto filename = FileNameCalc::calc_filename(base_filename_, now_tm(now)); - if(!path_exists(filename)) - { - break; - } - filenames.emplace_back(filename); - now -= std::chrono::hours(1); - } - for(auto iter = filenames.rbegin(); iter != filenames.rend(); ++iter) - { - filenames_q_.push_back(std::move(*iter)); - } - } - - tm now_tm(log_clock::time_point tp) - { - time_t tnow = log_clock::to_time_t(tp); - return spdlog::details::os::localtime(tnow); - } - - log_clock::time_point next_rotation_tp_() - { - auto now = log_clock::now(); - tm date = now_tm(now); - date.tm_min = 0; - date.tm_sec = 0; - auto rotation_time = log_clock::from_time_t(std::mktime(&date)); - if(rotation_time > now) - { - return rotation_time; - } - return {rotation_time + std::chrono::hours(1)}; - } - - // Delete the file N rotations ago. - // Throw spdlog_ex on failure to delete the old file. - void delete_old_() - { - using details::os::filename_to_str; - using details::os::remove_if_exists; - - filename_t current_file = file_helper_.filename(); - if(filenames_q_.full()) - { - auto old_filename = std::move(filenames_q_.front()); - filenames_q_.pop_front(); - bool ok = remove_if_exists(old_filename) == 0; - if(!ok) - { - filenames_q_.push_back(std::move(current_file)); - SPDLOG_THROW(spdlog_ex("Failed removing hourly file " + filename_to_str(old_filename), errno)); - } - } - filenames_q_.push_back(std::move(current_file)); - } - - filename_t base_filename_; - log_clock::time_point rotation_tp_; - details::file_helper file_helper_; - bool truncate_; - uint16_t max_files_; - details::circular_q<filename_t> filenames_q_; - bool remove_init_file_; - }; - - using hourly_file_sink_mt = hourly_file_sink<std::mutex>; - using hourly_file_sink_st = hourly_file_sink<details::null_mutex>; - -} // namespace sinks - -// -// factory functions -// -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> hourly_logger_mt( - const std::string &logger_name, - const filename_t &filename, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::hourly_file_sink_mt>( - logger_name, filename, truncate, max_files, event_handlers); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> hourly_logger_st( - const std::string &logger_name, - const filename_t &filename, - bool truncate = false, - uint16_t max_files = 0, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::hourly_file_sink_st>( - logger_name, filename, truncate, max_files, event_handlers); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/mongo_sink.h b/include/spdlog/sinks/mongo_sink.h deleted file mode 100644 index 2c48a53b0..000000000 --- a/include/spdlog/sinks/mongo_sink.h +++ /dev/null @@ -1,118 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// -// Custom sink for mongodb -// Building and using requires mongocxx library. -// For building mongocxx library check the url below -// http://mongocxx.org/mongocxx-v3/installation/ -// - -#include "spdlog/common.h" -#include "spdlog/details/log_msg.h" -#include "spdlog/sinks/base_sink.h" - -#include <bsoncxx/builder/stream/document.hpp> -#include <bsoncxx/types.hpp> -#include <bsoncxx/view_or_value.hpp> -#include <mongocxx/client.hpp> -#include <mongocxx/instance.hpp> -#include <mongocxx/uri.hpp> -#include <spdlog/details/synchronous_factory.h> - -namespace spdlog -{ -namespace sinks -{ - template <typename Mutex> - class mongo_sink : public base_sink<Mutex> - { - public: - mongo_sink( - const std::string &db_name, - const std::string &collection_name, - const std::string &uri = "mongodb://localhost:27017") - try : mongo_sink(std::make_shared<mongocxx::instance>(), db_name, collection_name, uri) - { - } - catch(const std::exception &e) - { - throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); - } - - mongo_sink( - std::shared_ptr<mongocxx::instance> instance, - const std::string &db_name, - const std::string &collection_name, - const std::string &uri = "mongodb://localhost:27017") : - instance_(std::move(instance)), db_name_(db_name), coll_name_(collection_name) - { - try - { - client_ = spdlog::details::make_unique<mongocxx::client>(mongocxx::uri{uri}); - } - catch(const std::exception &e) - { - throw_spdlog_ex(fmt_lib::format("Error opening database: {}", e.what())); - } - } - - ~mongo_sink() { flush_(); } - - protected: - void sink_it_(const details::log_msg &msg) override - { - using bsoncxx::builder::stream::document; - using bsoncxx::builder::stream::finalize; - - if(client_ != nullptr) - { - auto doc = document{} << "timestamp" << bsoncxx::types::b_date(msg.time) << "level" - << level::to_string_view(msg.level).data() << "level_num" << msg.level - << "message" << std::string(msg.payload.begin(), msg.payload.end()) - << "logger_name" << std::string(msg.logger_name.begin(), msg.logger_name.end()) - << "thread_id" << static_cast<int>(msg.thread_id) << finalize; - client_->database(db_name_).collection(coll_name_).insert_one(doc.view()); - } - } - - void flush_() override {} - - private: - std::shared_ptr<mongocxx::instance> instance_; - std::string db_name_; - std::string coll_name_; - std::unique_ptr<mongocxx::client> client_ = nullptr; - }; - -#include "spdlog/details/null_mutex.h" - -#include <mutex> - using mongo_sink_mt = mongo_sink<std::mutex>; - using mongo_sink_st = mongo_sink<spdlog::details::null_mutex>; - -} // namespace sinks - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> mongo_logger_mt( - const std::string &logger_name, - const std::string &db_name, - const std::string &collection_name, - const std::string &uri = "mongodb://localhost:27017") -{ - return Factory::template create<sinks::mongo_sink_mt>(logger_name, db_name, collection_name, uri); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> mongo_logger_st( - const std::string &logger_name, - const std::string &db_name, - const std::string &collection_name, - const std::string &uri = "mongodb://localhost:27017") -{ - return Factory::template create<sinks::mongo_sink_st>(logger_name, db_name, collection_name, uri); -} - -} // namespace spdlog diff --git a/include/spdlog/sinks/msvc_sink.h b/include/spdlog/sinks/msvc_sink.h deleted file mode 100644 index f89afb37f..000000000 --- a/include/spdlog/sinks/msvc_sink.h +++ /dev/null @@ -1,59 +0,0 @@ -// Copyright(c) 2016 Alexander Dalshov & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - - -#if defined(_WIN32) - -#include <mutex> -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> -#include <string> - -// Avoid including windows.h (https://stackoverflow.com/a/30741042) -extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA(const char *lpOutputString); -extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent(); - -namespace spdlog -{ -namespace sinks -{ - /* - * MSVC sink (logging using OutputDebugStringA) - */ - template <typename Mutex> - class msvc_sink : public base_sink<Mutex> - { - public: - msvc_sink() = default; - msvc_sink(bool check_ebugger_present) : check_debbugger_present_{check_ebugger_present} {}; - - protected: - void sink_it_(const details::log_msg &msg) override - { - if(check_debbugger_present_ && !IsDebuggerPresent()) - { - return; - } - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - formatted.push_back('\0'); // add a null terminator for OutputDebugStringA - OutputDebugStringA(formatted.data()); - } - - void flush_() override {} - - bool check_debbugger_present_ = true; - }; - - using msvc_sink_mt = msvc_sink<std::mutex>; - using msvc_sink_st = msvc_sink<details::null_mutex>; - - using windebug_sink_mt = msvc_sink_mt; - using windebug_sink_st = msvc_sink_st; - -} // namespace sinks -} // namespace spdlog - -#endif diff --git a/include/spdlog/sinks/null_sink.h b/include/spdlog/sinks/null_sink.h deleted file mode 100644 index 3f47bad84..000000000 --- a/include/spdlog/sinks/null_sink.h +++ /dev/null @@ -1,45 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <mutex> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/base_sink.h> - -namespace spdlog -{ -namespace sinks -{ - - template <typename Mutex> - class null_sink : public base_sink<Mutex> - { - protected: - void sink_it_(const details::log_msg &) override {} - void flush_() override {} - }; - - using null_sink_mt = null_sink<details::null_mutex>; - using null_sink_st = null_sink<details::null_mutex>; - -} // namespace sinks - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> null_logger_mt(const std::string &logger_name) -{ - auto null_logger = Factory::template create<sinks::null_sink_mt>(logger_name); - null_logger->set_level(level::off); - return null_logger; -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> null_logger_st(const std::string &logger_name) -{ - auto null_logger = Factory::template create<sinks::null_sink_st>(logger_name); - null_logger->set_level(level::off); - return null_logger; -} - -} // namespace spdlog diff --git a/include/spdlog/sinks/ostream_sink.h b/include/spdlog/sinks/ostream_sink.h deleted file mode 100644 index 499b6d276..000000000 --- a/include/spdlog/sinks/ostream_sink.h +++ /dev/null @@ -1,45 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <mutex> -#include <ostream> -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> - -namespace spdlog -{ -namespace sinks -{ - template <typename Mutex> - class ostream_sink final : public base_sink<Mutex> - { - public: - explicit ostream_sink(std::ostream &os, bool force_flush = false) : ostream_(os), force_flush_(force_flush) {} - ostream_sink(const ostream_sink &) = delete; - ostream_sink &operator=(const ostream_sink &) = delete; - - protected: - void sink_it_(const details::log_msg &msg) override - { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - ostream_.write(formatted.data(), static_cast<std::streamsize>(formatted.size())); - if(force_flush_) - { - ostream_.flush(); - } - } - - void flush_() override { ostream_.flush(); } - - std::ostream &ostream_; - bool force_flush_; - }; - - using ostream_sink_mt = ostream_sink<std::mutex>; - using ostream_sink_st = ostream_sink<details::null_mutex>; - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/qt_sinks.h b/include/spdlog/sinks/qt_sinks.h deleted file mode 100644 index 87d70c0d2..000000000 --- a/include/spdlog/sinks/qt_sinks.h +++ /dev/null @@ -1,113 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman, mguludag and spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -// -// Custom sink for QPlainTextEdit or QTextEdit and its childs(QTextBrowser... -// etc) Building and using requires Qt library. -// - -#include "spdlog/common.h" -#include "spdlog/details/log_msg.h" -#include "spdlog/details/synchronous_factory.h" -#include "spdlog/sinks/base_sink.h" - -#include <QPlainTextEdit> -#include <QTextEdit> - -// -// qt_sink class -// -namespace spdlog -{ -namespace sinks -{ - template <typename Mutex> - class qt_sink : public base_sink<Mutex> - { - public: - qt_sink(QObject *qt_object, const std::string &meta_method) - { - qt_object_ = qt_object; - meta_method_ = meta_method; - } - - ~qt_sink() { flush_(); } - - protected: - void sink_it_(const details::log_msg &msg) override - { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - string_view_t str = string_view_t(formatted.data(), formatted.size()); - QMetaObject::invokeMethod( - qt_object_, - meta_method_.c_str(), - Qt::AutoConnection, - Q_ARG(QString, QString::fromUtf8(str.data(), static_cast<int>(str.size())).trimmed())); - } - - void flush_() override {} - - private: - QObject *qt_object_ = nullptr; - std::string meta_method_; - }; - -#include "spdlog/details/null_mutex.h" - -#include <mutex> - using qt_sink_mt = qt_sink<std::mutex>; - using qt_sink_st = qt_sink<spdlog::details::null_mutex>; -} // namespace sinks - -// -// Factory functions -// -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> -qt_logger_mt(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") -{ - return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> -qt_logger_st(const std::string &logger_name, QTextEdit *qt_object, const std::string &meta_method = "append") -{ - return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> qt_logger_mt( - const std::string &logger_name, - QPlainTextEdit *qt_object, - const std::string &meta_method = "appendPlainText") -{ - return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> qt_logger_st( - const std::string &logger_name, - QPlainTextEdit *qt_object, - const std::string &meta_method = "appendPlainText") -{ - return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> -qt_logger_mt(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) -{ - return Factory::template create<sinks::qt_sink_mt>(logger_name, qt_object, meta_method); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> -qt_logger_st(const std::string &logger_name, QObject *qt_object, const std::string &meta_method) -{ - return Factory::template create<sinks::qt_sink_st>(logger_name, qt_object, meta_method); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/ringbuffer_sink.h b/include/spdlog/sinks/ringbuffer_sink.h deleted file mode 100644 index a32db8cec..000000000 --- a/include/spdlog/sinks/ringbuffer_sink.h +++ /dev/null @@ -1,71 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include "spdlog/details/circular_q.h" -#include "spdlog/details/log_msg_buffer.h" -#include "spdlog/details/null_mutex.h" -#include "spdlog/sinks/base_sink.h" - -#include <mutex> -#include <string> -#include <vector> - -namespace spdlog -{ -namespace sinks -{ - /* - * Ring buffer sink - */ - template <typename Mutex> - class ringbuffer_sink final : public base_sink<Mutex> - { - public: - explicit ringbuffer_sink(size_t n_items) : q_{n_items} {} - - std::vector<details::log_msg_buffer> last_raw(size_t lim = 0) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - auto items_available = q_.size(); - auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; - std::vector<details::log_msg_buffer> ret; - ret.reserve(n_items); - for(size_t i = (items_available - n_items); i < items_available; i++) - { - ret.push_back(q_.at(i)); - } - return ret; - } - - std::vector<std::string> last_formatted(size_t lim = 0) - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - auto items_available = q_.size(); - auto n_items = lim > 0 ? (std::min)(lim, items_available) : items_available; - std::vector<std::string> ret; - ret.reserve(n_items); - for(size_t i = (items_available - n_items); i < items_available; i++) - { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(q_.at(i), formatted); - ret.push_back(std::move(SPDLOG_BUF_TO_STRING(formatted))); - } - return ret; - } - - protected: - void sink_it_(const details::log_msg &msg) override { q_.push_back(details::log_msg_buffer{msg}); } - void flush_() override {} - - private: - details::circular_q<details::log_msg_buffer> q_; - }; - - using ringbuffer_sink_mt = ringbuffer_sink<std::mutex>; - using ringbuffer_sink_st = ringbuffer_sink<details::null_mutex>; - -} // namespace sinks - -} // namespace spdlog diff --git a/include/spdlog/sinks/rotating_file_sink-inl.h b/include/spdlog/sinks/rotating_file_sink-inl.h deleted file mode 100644 index cb341d4ed..000000000 --- a/include/spdlog/sinks/rotating_file_sink-inl.h +++ /dev/null @@ -1,160 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/rotating_file_sink.h> -#endif - -#include <cerrno> -#include <chrono> -#include <ctime> -#include <mutex> -#include <spdlog/common.h> -#include <spdlog/details/file_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/fmt/fmt.h> -#include <string> -#include <tuple> - -namespace spdlog -{ -namespace sinks -{ - - template <typename Mutex> - SPDLOG_INLINE rotating_file_sink<Mutex>::rotating_file_sink( - filename_t base_filename, - std::size_t max_size, - std::size_t max_files, - bool rotate_on_open, - const file_event_handlers &event_handlers) : - base_filename_(std::move(base_filename)), - max_size_(max_size), - max_files_(max_files), - file_helper_{event_handlers} - { - if(max_size == 0) - { - throw_spdlog_ex("rotating sink constructor: max_size arg cannot be zero"); - } - - if(max_files > 200000) - { - throw_spdlog_ex("rotating sink constructor: max_files arg cannot exceed 200000"); - } - file_helper_.open(calc_filename(base_filename_, 0)); - current_size_ = file_helper_.size(); // expensive. called only once - if(rotate_on_open && current_size_ > 0) - { - rotate_(); - current_size_ = 0; - } - } - - // calc filename according to index and file extension if exists. - // e.g. calc_filename("logs/mylog.txt, 3) => "logs/mylog.3.txt". - template <typename Mutex> - SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::calc_filename(const filename_t &filename, std::size_t index) - { - if(index == 0u) - { - return filename; - } - - filename_t basename, ext; - std::tie(basename, ext) = details::file_helper::split_by_extension(filename); - return fmt_lib::format(SPDLOG_FILENAME_T("{}.{}{}"), basename, index, ext); - } - - template <typename Mutex> - SPDLOG_INLINE filename_t rotating_file_sink<Mutex>::filename() - { - std::lock_guard<Mutex> lock(base_sink<Mutex>::mutex_); - return file_helper_.filename(); - } - - template <typename Mutex> - SPDLOG_INLINE void rotating_file_sink<Mutex>::sink_it_(const details::log_msg &msg) - { - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - auto new_size = current_size_ + formatted.size(); - - // rotate if the new estimated file size exceeds max size. - // rotate only if the real size > 0 to better deal with full disk (see issue #2261). - // we only check the real size when new_size > max_size_ because it is relatively expensive. - if(new_size > max_size_) - { - file_helper_.flush(); - if(file_helper_.size() > 0) - { - rotate_(); - new_size = formatted.size(); - } - } - file_helper_.write(formatted); - current_size_ = new_size; - } - - template <typename Mutex> - SPDLOG_INLINE void rotating_file_sink<Mutex>::flush_() - { - file_helper_.flush(); - } - - // Rotate files: - // log.txt -> log.1.txt - // log.1.txt -> log.2.txt - // log.2.txt -> log.3.txt - // log.3.txt -> delete - template <typename Mutex> - SPDLOG_INLINE void rotating_file_sink<Mutex>::rotate_() - { - using details::os::filename_to_str; - using details::os::path_exists; - - file_helper_.close(); - for(auto i = max_files_; i > 0; --i) - { - filename_t src = calc_filename(base_filename_, i - 1); - if(!path_exists(src)) - { - continue; - } - filename_t target = calc_filename(base_filename_, i); - - if(!rename_file_(src, target)) - { - // if failed try again after a small delay. - // this is a workaround to a windows issue, where very high rotation - // rates can cause the rename to fail with permission denied (because of antivirus?). - details::os::sleep_for_millis(100); - if(!rename_file_(src, target)) - { - file_helper_.reopen(true); // truncate the log file anyway to prevent it to grow beyond its limit! - current_size_ = 0; - throw_spdlog_ex( - "rotating_file_sink: failed renaming " + filename_to_str(src) + " to " + - filename_to_str(target), - errno); - } - } - } - file_helper_.reopen(true); - } - - // delete the target if exists, and rename the src file to target - // return true on success, false otherwise. - template <typename Mutex> - SPDLOG_INLINE bool - rotating_file_sink<Mutex>::rename_file_(const filename_t &src_filename, const filename_t &target_filename) - { - // try to delete the target file in case it already exists. - (void) details::os::remove(target_filename); - return details::os::rename(src_filename, target_filename) == 0; - } - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/rotating_file_sink.h b/include/spdlog/sinks/rotating_file_sink.h deleted file mode 100644 index 82e0f526f..000000000 --- a/include/spdlog/sinks/rotating_file_sink.h +++ /dev/null @@ -1,96 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <chrono> -#include <mutex> -#include <spdlog/details/file_helper.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/base_sink.h> -#include <string> - -namespace spdlog -{ -namespace sinks -{ - - // - // Rotating file sink based on size - // - template <typename Mutex> - class rotating_file_sink final : public base_sink<Mutex> - { - public: - rotating_file_sink( - filename_t base_filename, - std::size_t max_size, - std::size_t max_files, - bool rotate_on_open = false, - const file_event_handlers &event_handlers = {}); - static filename_t calc_filename(const filename_t &filename, std::size_t index); - filename_t filename(); - - protected: - void sink_it_(const details::log_msg &msg) override; - void flush_() override; - - private: - // Rotate files: - // log.txt -> log.1.txt - // log.1.txt -> log.2.txt - // log.2.txt -> log.3.txt - // log.3.txt -> delete - void rotate_(); - - // delete the target if exists, and rename the src file to target - // return true on success, false otherwise. - bool rename_file_(const filename_t &src_filename, const filename_t &target_filename); - - filename_t base_filename_; - std::size_t max_size_; - std::size_t max_files_; - std::size_t current_size_; - details::file_helper file_helper_; - }; - - using rotating_file_sink_mt = rotating_file_sink<std::mutex>; - using rotating_file_sink_st = rotating_file_sink<details::null_mutex>; - -} // namespace sinks - -// -// factory functions -// - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> rotating_logger_mt( - const std::string &logger_name, - const filename_t &filename, - size_t max_file_size, - size_t max_files, - bool rotate_on_open = false, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::rotating_file_sink_mt>( - logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> rotating_logger_st( - const std::string &logger_name, - const filename_t &filename, - size_t max_file_size, - size_t max_files, - bool rotate_on_open = false, - const file_event_handlers &event_handlers = {}) -{ - return Factory::template create<sinks::rotating_file_sink_st>( - logger_name, filename, max_file_size, max_files, rotate_on_open, event_handlers); -} -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "rotating_file_sink-inl.h" -#endif diff --git a/include/spdlog/sinks/sink-inl.h b/include/spdlog/sinks/sink-inl.h deleted file mode 100644 index a8dd6a6c3..000000000 --- a/include/spdlog/sinks/sink-inl.h +++ /dev/null @@ -1,25 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/sink.h> -#endif - -#include <spdlog/common.h> - -SPDLOG_INLINE bool spdlog::sinks::sink::should_log(spdlog::level::level_enum msg_level) const -{ - return msg_level >= level_.load(std::memory_order_relaxed); -} - -SPDLOG_INLINE void spdlog::sinks::sink::set_level(level::level_enum log_level) -{ - level_.store(log_level, std::memory_order_relaxed); -} - -SPDLOG_INLINE spdlog::level::level_enum spdlog::sinks::sink::level() const -{ - return static_cast<spdlog::level::level_enum>(level_.load(std::memory_order_relaxed)); -} diff --git a/include/spdlog/sinks/sink.h b/include/spdlog/sinks/sink.h deleted file mode 100644 index 40850cbb1..000000000 --- a/include/spdlog/sinks/sink.h +++ /dev/null @@ -1,37 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/details/log_msg.h> -#include <spdlog/formatter.h> - -namespace spdlog -{ - -namespace sinks -{ - class SPDLOG_API sink - { - public: - virtual ~sink() = default; - virtual void log(const details::log_msg &msg) = 0; - virtual void flush() = 0; - virtual void set_pattern(const std::string &pattern) = 0; - virtual void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) = 0; - - void set_level(level::level_enum log_level); - level::level_enum level() const; - bool should_log(level::level_enum msg_level) const; - - protected: - // sink log level - default is all - level_t level_{level::trace}; - }; - -} // namespace sinks -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "sink-inl.h" -#endif diff --git a/include/spdlog/sinks/stdout_color_sinks-inl.h b/include/spdlog/sinks/stdout_color_sinks-inl.h deleted file mode 100644 index 9deda50f1..000000000 --- a/include/spdlog/sinks/stdout_color_sinks-inl.h +++ /dev/null @@ -1,39 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/stdout_color_sinks.h> -#endif - -#include <spdlog/common.h> -#include <spdlog/logger.h> - -namespace spdlog -{ - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stdout_color_mt(const std::string &logger_name, color_mode mode) -{ - return Factory::template create<sinks::stdout_color_sink_mt>(logger_name, mode); -} - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stdout_color_st(const std::string &logger_name, color_mode mode) -{ - return Factory::template create<sinks::stdout_color_sink_st>(logger_name, mode); -} - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stderr_color_mt(const std::string &logger_name, color_mode mode) -{ - return Factory::template create<sinks::stderr_color_sink_mt>(logger_name, mode); -} - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stderr_color_st(const std::string &logger_name, color_mode mode) -{ - return Factory::template create<sinks::stderr_color_sink_st>(logger_name, mode); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/stdout_color_sinks.h b/include/spdlog/sinks/stdout_color_sinks.h deleted file mode 100644 index 227dea8ea..000000000 --- a/include/spdlog/sinks/stdout_color_sinks.h +++ /dev/null @@ -1,47 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifdef _WIN32 -#include <spdlog/sinks/wincolor_sink.h> -#else -#include <spdlog/sinks/ansicolor_sink.h> -#endif - -#include <spdlog/details/synchronous_factory.h> - -namespace spdlog -{ -namespace sinks -{ -#ifdef _WIN32 - using stdout_color_sink_mt = wincolor_stdout_sink_mt; - using stdout_color_sink_st = wincolor_stdout_sink_st; - using stderr_color_sink_mt = wincolor_stderr_sink_mt; - using stderr_color_sink_st = wincolor_stderr_sink_st; -#else - using stdout_color_sink_mt = ansicolor_stdout_sink_mt; - using stdout_color_sink_st = ansicolor_stdout_sink_st; - using stderr_color_sink_mt = ansicolor_stderr_sink_mt; - using stderr_color_sink_st = ansicolor_stderr_sink_st; -#endif -} // namespace sinks - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stdout_color_mt(const std::string &logger_name, color_mode mode = color_mode::automatic); - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stdout_color_st(const std::string &logger_name, color_mode mode = color_mode::automatic); - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stderr_color_mt(const std::string &logger_name, color_mode mode = color_mode::automatic); - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stderr_color_st(const std::string &logger_name, color_mode mode = color_mode::automatic); - -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "stdout_color_sinks-inl.h" -#endif diff --git a/include/spdlog/sinks/stdout_sinks-inl.h b/include/spdlog/sinks/stdout_sinks-inl.h deleted file mode 100644 index 06546bf7e..000000000 --- a/include/spdlog/sinks/stdout_sinks-inl.h +++ /dev/null @@ -1,140 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/stdout_sinks.h> -#endif - -#include <memory> -#include <spdlog/details/console_globals.h> -#include <spdlog/pattern_formatter.h> - -#ifdef _WIN32 -// under windows using fwrite to non-binary stream results in \r\r\n (see issue #1675) -// so instead we use ::FileWrite -#include <spdlog/details/windows_include.h> - -#ifndef _USING_V110_SDK71_ // fileapi.h doesn't exist in winxp -#include <fileapi.h> // WriteFile (..) -#endif - -#include <io.h> // _get_osfhandle(..) -#include <stdio.h> // _fileno(..) -#endif // WIN32 - -namespace spdlog -{ - -namespace sinks -{ - - template <typename ConsoleMutex> - SPDLOG_INLINE stdout_sink_base<ConsoleMutex>::stdout_sink_base(FILE *file) : - mutex_(ConsoleMutex::mutex()), file_(file), formatter_(details::make_unique<spdlog::pattern_formatter>()) - { -#ifdef _WIN32 - // get windows handle from the FILE* object - - handle_ = reinterpret_cast<HANDLE>(::_get_osfhandle(::_fileno(file_))); - - // don't throw to support cases where no console is attached, - // and let the log method to do nothing if (handle_ == INVALID_HANDLE_VALUE). - // throw only if non stdout/stderr target is requested (probably regular file and not console). - if(handle_ == INVALID_HANDLE_VALUE && file != stdout && file != stderr) - { - throw_spdlog_ex("spdlog::stdout_sink_base: _get_osfhandle() failed", errno); - } -#endif // WIN32 - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::log(const details::log_msg &msg) - { -#ifdef _WIN32 - if(handle_ == INVALID_HANDLE_VALUE) - { - return; - } - std::lock_guard<mutex_t> lock(mutex_); - memory_buf_t formatted; - formatter_->format(msg, formatted); - ::fflush(file_); // flush in case there is something in this file_ already - auto size = static_cast<DWORD>(formatted.size()); - DWORD bytes_written = 0; - bool ok = ::WriteFile(handle_, formatted.data(), size, &bytes_written, nullptr) != 0; - if(!ok) - { - throw_spdlog_ex( - "stdout_sink_base: WriteFile() failed. GetLastError(): " + std::to_string(::GetLastError())); - } -#else - std::lock_guard<mutex_t> lock(mutex_); - memory_buf_t formatted; - formatter_->format(msg, formatted); - ::fwrite(formatted.data(), sizeof(char), formatted.size(), file_); - ::fflush(file_); // flush every line to terminal -#endif // WIN32 - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::flush() - { - std::lock_guard<mutex_t> lock(mutex_); - fflush(file_); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_pattern(const std::string &pattern) - { - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); - } - - template <typename ConsoleMutex> - SPDLOG_INLINE void stdout_sink_base<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) - { - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::move(sink_formatter); - } - - // stdout sink - template <typename ConsoleMutex> - SPDLOG_INLINE stdout_sink<ConsoleMutex>::stdout_sink() : stdout_sink_base<ConsoleMutex>(stdout) - { - } - - // stderr sink - template <typename ConsoleMutex> - SPDLOG_INLINE stderr_sink<ConsoleMutex>::stderr_sink() : stdout_sink_base<ConsoleMutex>(stderr) - { - } - -} // namespace sinks - -// factory methods -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stdout_logger_mt(const std::string &logger_name) -{ - return Factory::template create<sinks::stdout_sink_mt>(logger_name); -} - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stdout_logger_st(const std::string &logger_name) -{ - return Factory::template create<sinks::stdout_sink_st>(logger_name); -} - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stderr_logger_mt(const std::string &logger_name) -{ - return Factory::template create<sinks::stderr_sink_mt>(logger_name); -} - -template <typename Factory> -SPDLOG_INLINE std::shared_ptr<logger> stderr_logger_st(const std::string &logger_name) -{ - return Factory::template create<sinks::stderr_sink_st>(logger_name); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/stdout_sinks.h b/include/spdlog/sinks/stdout_sinks.h deleted file mode 100644 index d12be28c3..000000000 --- a/include/spdlog/sinks/stdout_sinks.h +++ /dev/null @@ -1,89 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <cstdio> -#include <spdlog/details/console_globals.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/sink.h> - -#ifdef _WIN32 -#include <spdlog/details/windows_include.h> -#endif - -namespace spdlog -{ - -namespace sinks -{ - - template <typename ConsoleMutex> - class stdout_sink_base : public sink - { - public: - using mutex_t = typename ConsoleMutex::mutex_t; - explicit stdout_sink_base(FILE *file); - ~stdout_sink_base() override = default; - - stdout_sink_base(const stdout_sink_base &other) = delete; - stdout_sink_base(stdout_sink_base &&other) = delete; - - stdout_sink_base &operator=(const stdout_sink_base &other) = delete; - stdout_sink_base &operator=(stdout_sink_base &&other) = delete; - - void log(const details::log_msg &msg) override; - void flush() override; - void set_pattern(const std::string &pattern) override; - - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override; - - protected: - mutex_t &mutex_; - FILE *file_; - std::unique_ptr<spdlog::formatter> formatter_; -#ifdef _WIN32 - HANDLE handle_; -#endif // WIN32 - }; - - template <typename ConsoleMutex> - class stdout_sink : public stdout_sink_base<ConsoleMutex> - { - public: - stdout_sink(); - }; - - template <typename ConsoleMutex> - class stderr_sink : public stdout_sink_base<ConsoleMutex> - { - public: - stderr_sink(); - }; - - using stdout_sink_mt = stdout_sink<details::console_mutex>; - using stdout_sink_st = stdout_sink<details::console_nullmutex>; - - using stderr_sink_mt = stderr_sink<details::console_mutex>; - using stderr_sink_st = stderr_sink<details::console_nullmutex>; - -} // namespace sinks - -// factory methods -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stdout_logger_mt(const std::string &logger_name); - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stdout_logger_st(const std::string &logger_name); - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stderr_logger_mt(const std::string &logger_name); - -template <typename Factory = spdlog::synchronous_factory> -std::shared_ptr<logger> stderr_logger_st(const std::string &logger_name); - -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "stdout_sinks-inl.h" -#endif diff --git a/include/spdlog/sinks/syslog_sink.h b/include/spdlog/sinks/syslog_sink.h deleted file mode 100644 index 578a22573..000000000 --- a/include/spdlog/sinks/syslog_sink.h +++ /dev/null @@ -1,117 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <array> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/base_sink.h> -#include <string> -#include <syslog.h> - -namespace spdlog -{ -namespace sinks -{ - /** - * Sink that write to syslog using the `syscall()` library call. - */ - template <typename Mutex> - class syslog_sink : public base_sink<Mutex> - { - public: - syslog_sink(std::string ident, int syslog_option, int syslog_facility, bool enable_formatting) : - enable_formatting_{enable_formatting}, - syslog_levels_{ - {/* spdlog::level::trace */ LOG_DEBUG, - /* spdlog::level::debug */ LOG_DEBUG, - /* spdlog::level::info */ LOG_INFO, - /* spdlog::level::warn */ LOG_WARNING, - /* spdlog::level::err */ LOG_ERR, - /* spdlog::level::critical */ LOG_CRIT, - /* spdlog::level::off */ LOG_INFO}}, - ident_{std::move(ident)} - { - // set ident to be program name if empty - ::openlog(ident_.empty() ? nullptr : ident_.c_str(), syslog_option, syslog_facility); - } - - ~syslog_sink() override { ::closelog(); } - - syslog_sink(const syslog_sink &) = delete; - syslog_sink &operator=(const syslog_sink &) = delete; - - protected: - void sink_it_(const details::log_msg &msg) override - { - string_view_t payload; - memory_buf_t formatted; - if(enable_formatting_) - { - base_sink<Mutex>::formatter_->format(msg, formatted); - payload = string_view_t(formatted.data(), formatted.size()); - } - else - { - payload = msg.payload; - } - - size_t length = payload.size(); - // limit to max int - if(length > static_cast<size_t>(std::numeric_limits<int>::max())) - { - length = static_cast<size_t>(std::numeric_limits<int>::max()); - } - - ::syslog(syslog_prio_from_level(msg), "%.*s", static_cast<int>(length), payload.data()); - } - - void flush_() override {} - bool enable_formatting_ = false; - - private: - using levels_array = std::array<int, 7>; - levels_array syslog_levels_; - // must store the ident because the man says openlog might use the pointer as - // is and not a string copy - const std::string ident_; - - // - // Simply maps spdlog's log level to syslog priority level. - // - int syslog_prio_from_level(const details::log_msg &msg) const - { - return syslog_levels_.at(static_cast<levels_array::size_type>(msg.level)); - } - }; - - using syslog_sink_mt = syslog_sink<std::mutex>; - using syslog_sink_st = syslog_sink<details::null_mutex>; -} // namespace sinks - -// Create and register a syslog logger -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> syslog_logger_mt( - const std::string &logger_name, - const std::string &syslog_ident = "", - int syslog_option = 0, - int syslog_facility = LOG_USER, - bool enable_formatting = false) -{ - return Factory::template create<sinks::syslog_sink_mt>( - logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> syslog_logger_st( - const std::string &logger_name, - const std::string &syslog_ident = "", - int syslog_option = 0, - int syslog_facility = LOG_USER, - bool enable_formatting = false) -{ - return Factory::template create<sinks::syslog_sink_st>( - logger_name, syslog_ident, syslog_option, syslog_facility, enable_formatting); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/systemd_sink.h b/include/spdlog/sinks/systemd_sink.h deleted file mode 100644 index afed5f986..000000000 --- a/include/spdlog/sinks/systemd_sink.h +++ /dev/null @@ -1,119 +0,0 @@ -// Copyright(c) 2019 ZVYAGIN.Alexander@gmail.com -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <array> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/sinks/base_sink.h> -#ifndef SD_JOURNAL_SUPPRESS_LOCATION -#define SD_JOURNAL_SUPPRESS_LOCATION -#endif -#include <systemd/sd-journal.h> - -namespace spdlog -{ -namespace sinks -{ - - /** - * Sink that write to systemd journal using the `sd_journal_send()` library call. - */ - template <typename Mutex> - class systemd_sink : public base_sink<Mutex> - { - public: - systemd_sink(std::string ident = "", bool enable_formatting = false) : - ident_{std::move(ident)}, - enable_formatting_{enable_formatting}, - syslog_levels_{ - {/* spdlog::level::trace */ LOG_DEBUG, - /* spdlog::level::debug */ LOG_DEBUG, - /* spdlog::level::info */ LOG_INFO, - /* spdlog::level::warn */ LOG_WARNING, - /* spdlog::level::err */ LOG_ERR, - /* spdlog::level::critical */ LOG_CRIT, - /* spdlog::level::off */ LOG_INFO}} - { - } - - ~systemd_sink() override {} - - systemd_sink(const systemd_sink &) = delete; - systemd_sink &operator=(const systemd_sink &) = delete; - - protected: - const std::string ident_; - bool enable_formatting_ = false; - using levels_array = std::array<int, 7>; - levels_array syslog_levels_; - - void sink_it_(const details::log_msg &msg) override - { - int err; - string_view_t payload; - memory_buf_t formatted; - if(enable_formatting_) - { - base_sink<Mutex>::formatter_->format(msg, formatted); - payload = string_view_t(formatted.data(), formatted.size()); - } - else - { - payload = msg.payload; - } - - size_t length = payload.size(); - // limit to max int - if(length > static_cast<size_t>(std::numeric_limits<int>::max())) - { - length = static_cast<size_t>(std::numeric_limits<int>::max()); - } - - const string_view_t syslog_identifier = ident_.empty() ? msg.logger_name : ident_; - - // Do not send source location if not available - if(msg.source.empty()) - { - // Note: function call inside '()' to avoid macro expansion - err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), - "SYSLOG_IDENTIFIER=%.*s", static_cast<int>(syslog_identifier.size()), syslog_identifier.data(), nullptr); - } - else - { - err = (sd_journal_send)("MESSAGE=%.*s", static_cast<int>(length), payload.data(), "PRIORITY=%d", syslog_level(msg.level), - "SYSLOG_IDENTIFIER=%.*s", static_cast<int>(syslog_identifier.size()), syslog_identifier.data(), "CODE_FILE=%s", - msg.source.filename, "CODE_LINE=%d", msg.source.line, "CODE_FUNC=%s", msg.source.funcname, nullptr); - } - - if(err) - { - throw_spdlog_ex("Failed writing to systemd", errno); - } - } - - int syslog_level(level::level_enum l) { return syslog_levels_.at(static_cast<levels_array::size_type>(l)); } - - void flush_() override {} - }; - - using systemd_sink_mt = systemd_sink<std::mutex>; - using systemd_sink_st = systemd_sink<details::null_mutex>; -} // namespace sinks - -// Create and register a syslog logger -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> -systemd_logger_mt(const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) -{ - return Factory::template create<sinks::systemd_sink_mt>(logger_name, ident, enable_formatting); -} - -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> -systemd_logger_st(const std::string &logger_name, const std::string &ident = "", bool enable_formatting = false) -{ - return Factory::template create<sinks::systemd_sink_st>(logger_name, ident, enable_formatting); -} -} // namespace spdlog diff --git a/include/spdlog/sinks/tcp_sink.h b/include/spdlog/sinks/tcp_sink.h deleted file mode 100644 index 3c4cd6959..000000000 --- a/include/spdlog/sinks/tcp_sink.h +++ /dev/null @@ -1,79 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/common.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> -#ifdef _WIN32 -#include <spdlog/details/tcp_client-windows.h> -#else -#include <spdlog/details/tcp_client.h> -#endif - -#include <chrono> -#include <functional> -#include <mutex> -#include <string> - -#pragma once - -// Simple tcp client sink -// Connects to remote address and send the formatted log. -// Will attempt to reconnect if connection drops. -// If more complicated behaviour is needed (i.e get responses), you can inherit it and override the sink_it_ method. - -namespace spdlog -{ -namespace sinks -{ - - struct tcp_sink_config - { - std::string server_host; - int server_port; - bool lazy_connect = false; // if true connect on first log call instead of on construction - - tcp_sink_config(std::string host, int port) : server_host{std::move(host)}, server_port{port} {} - }; - - template <typename Mutex> - class tcp_sink : public spdlog::sinks::base_sink<Mutex> - { - public: - // connect to tcp host/port or throw if failed - // host can be hostname or ip address - - explicit tcp_sink(tcp_sink_config sink_config) : config_{std::move(sink_config)} - { - if(!config_.lazy_connect) - { - this->client_.connect(config_.server_host, config_.server_port); - } - } - - ~tcp_sink() override = default; - - protected: - void sink_it_(const spdlog::details::log_msg &msg) override - { - spdlog::memory_buf_t formatted; - spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); - if(!client_.is_connected()) - { - client_.connect(config_.server_host, config_.server_port); - } - client_.send(formatted.data(), formatted.size()); - } - - void flush_() override {} - tcp_sink_config config_; - details::tcp_client client_; - }; - - using tcp_sink_mt = tcp_sink<std::mutex>; - using tcp_sink_st = tcp_sink<spdlog::details::null_mutex>; - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/udp_sink.h b/include/spdlog/sinks/udp_sink.h deleted file mode 100644 index ed5b2ab64..000000000 --- a/include/spdlog/sinks/udp_sink.h +++ /dev/null @@ -1,71 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <spdlog/common.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/base_sink.h> -#ifdef _WIN32 -#include <spdlog/details/udp_client-windows.h> -#else -#include <spdlog/details/udp_client.h> -#endif - -#include <chrono> -#include <functional> -#include <mutex> -#include <string> - -// Simple udp client sink -// Sends formatted log via udp - -namespace spdlog -{ -namespace sinks -{ - - struct udp_sink_config - { - std::string server_host; - uint16_t server_port; - - udp_sink_config(std::string host, uint16_t port) : server_host{std::move(host)}, server_port{port} {} - }; - - template <typename Mutex> - class udp_sink : public spdlog::sinks::base_sink<Mutex> - { - public: - // host can be hostname or ip address - explicit udp_sink(udp_sink_config sink_config) : client_{sink_config.server_host, sink_config.server_port} {} - - ~udp_sink() override = default; - - protected: - void sink_it_(const spdlog::details::log_msg &msg) override - { - spdlog::memory_buf_t formatted; - spdlog::sinks::base_sink<Mutex>::formatter_->format(msg, formatted); - client_.send(formatted.data(), formatted.size()); - } - - void flush_() override {} - details::udp_client client_; - }; - - using udp_sink_mt = udp_sink<std::mutex>; - using udp_sink_st = udp_sink<spdlog::details::null_mutex>; - -} // namespace sinks - -// -// factory functions -// -template <typename Factory = spdlog::synchronous_factory> -inline std::shared_ptr<logger> udp_logger_mt(const std::string &logger_name, sinks::udp_sink_config skin_config) -{ - return Factory::template create<sinks::udp_sink_mt>(logger_name, skin_config); -} - -} // namespace spdlog diff --git a/include/spdlog/sinks/win_eventlog_sink.h b/include/spdlog/sinks/win_eventlog_sink.h deleted file mode 100644 index cee2df781..000000000 --- a/include/spdlog/sinks/win_eventlog_sink.h +++ /dev/null @@ -1,306 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -// Writing to Windows Event Log requires the registry entries below to be present, with the following modifications: -// 1. <log_name> should be replaced with your log name (e.g. your application name) -// 2. <source_name> should be replaced with the specific source name and the key should be duplicated for -// each source used in the application -// -// Since typically modifications of this kind require elevation, it's better to do it as a part of setup procedure. -// The snippet below uses mscoree.dll as the message file as it exists on most of the Windows systems anyway and -// happens to contain the needed resource. -// -// You can also specify a custom message file if needed. -// Please refer to Event Log functions descriptions in MSDN for more details on custom message files. - -/*--------------------------------------------------------------------------------------- - -Windows Registry Editor Version 5.00 - -[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\<log_name>] - -[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\EventLog\<log_name>\<source_name>] -"TypesSupported"=dword:00000007 -"EventMessageFile"=hex(2):25,00,73,00,79,00,73,00,74,00,65,00,6d,00,72,00,6f,\ - 00,6f,00,74,00,25,00,5c,00,53,00,79,00,73,00,74,00,65,00,6d,00,33,00,32,00,\ - 5c,00,6d,00,73,00,63,00,6f,00,72,00,65,00,65,00,2e,00,64,00,6c,00,6c,00,00,\ - 00 - ------------------------------------------------------------------------------------------*/ - -#pragma once - -#include <mutex> -#include <spdlog/details/null_mutex.h> -#include <spdlog/details/windows_include.h> -#include <spdlog/sinks/base_sink.h> -#include <string> -#include <vector> -#include <winbase.h> - -namespace spdlog -{ -namespace sinks -{ - - namespace win_eventlog - { - - namespace internal - { - - struct local_alloc_t - { - HLOCAL hlocal_; - - SPDLOG_CONSTEXPR local_alloc_t() SPDLOG_NOEXCEPT : hlocal_(nullptr) {} - - local_alloc_t(local_alloc_t const &) = delete; - local_alloc_t &operator=(local_alloc_t const &) = delete; - - ~local_alloc_t() SPDLOG_NOEXCEPT - { - if(hlocal_) - { - LocalFree(hlocal_); - } - } - }; - - /** Windows error */ - struct win32_error : public spdlog_ex - { - /** Formats an error report line: "user-message: error-code (system message)" */ - static std::string format(std::string const &user_message, DWORD error_code = GetLastError()) - { - std::string system_message; - - local_alloc_t format_message_result{}; - auto format_message_succeeded = ::FormatMessageA( - FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, - nullptr, - error_code, - MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), - (LPSTR) &format_message_result.hlocal_, - 0, - nullptr); - - if(format_message_succeeded && format_message_result.hlocal_) - { - system_message = fmt_lib::format(" ({})", (LPSTR) format_message_result.hlocal_); - } - - return fmt_lib::format("{}: {}{}", user_message, error_code, system_message); - } - - explicit win32_error(std::string const &func_name, DWORD error = GetLastError()) : - spdlog_ex(format(func_name, error)) - { - } - }; - - /** Wrapper for security identifiers (SID) on Windows */ - struct sid_t - { - std::vector<char> buffer_; - - public: - sid_t() {} - - /** creates a wrapped SID copy */ - static sid_t duplicate_sid(PSID psid) - { - if(!::IsValidSid(psid)) - { - throw_spdlog_ex("sid_t::sid_t(): invalid SID received"); - } - - auto const sid_length{::GetLengthSid(psid)}; - - sid_t result; - result.buffer_.resize(sid_length); - if(!::CopySid(sid_length, (PSID) result.as_sid(), psid)) - { - SPDLOG_THROW(win32_error("CopySid")); - } - - return result; - } - - /** Retrieves pointer to the internal buffer contents as SID* */ - SID *as_sid() const { return buffer_.empty() ? nullptr : (SID *) buffer_.data(); } - - /** Get SID for the current user */ - static sid_t get_current_user_sid() - { - /* create and init RAII holder for process token */ - struct process_token_t - { - HANDLE token_handle_ = INVALID_HANDLE_VALUE; - explicit process_token_t(HANDLE process) - { - if(!::OpenProcessToken(process, TOKEN_QUERY, &token_handle_)) - { - SPDLOG_THROW(win32_error("OpenProcessToken")); - } - } - - ~process_token_t() { ::CloseHandle(token_handle_); } - - } current_process_token( - ::GetCurrentProcess()); // GetCurrentProcess returns pseudohandle, no leak here! - - // Get the required size, this is expected to fail with ERROR_INSUFFICIENT_BUFFER and return the - // token size - DWORD tusize = 0; - if(::GetTokenInformation(current_process_token.token_handle_, TokenUser, NULL, 0, &tusize)) - { - SPDLOG_THROW(win32_error("GetTokenInformation should fail")); - } - - // get user token - std::vector<unsigned char> buffer(static_cast<size_t>(tusize)); - if(!::GetTokenInformation( - current_process_token.token_handle_, TokenUser, (LPVOID) buffer.data(), tusize, &tusize)) - { - SPDLOG_THROW(win32_error("GetTokenInformation")); - } - - // create a wrapper of the SID data as stored in the user token - return sid_t::duplicate_sid(((TOKEN_USER *) buffer.data())->User.Sid); - } - }; - - struct eventlog - { - static WORD get_event_type(details::log_msg const &msg) - { - switch(msg.level) - { - case level::trace: - case level::debug: - return EVENTLOG_SUCCESS; - - case level::info: - return EVENTLOG_INFORMATION_TYPE; - - case level::warn: - return EVENTLOG_WARNING_TYPE; - - case level::err: - case level::critical: - case level::off: - return EVENTLOG_ERROR_TYPE; - - default: - return EVENTLOG_INFORMATION_TYPE; - } - } - - static WORD get_event_category(details::log_msg const &msg) { return (WORD) msg.level; } - }; - - } // namespace internal - - /* - * Windows Event Log sink - */ - template <typename Mutex> - class win_eventlog_sink : public base_sink<Mutex> - { - private: - HANDLE hEventLog_{NULL}; - internal::sid_t current_user_sid_; - std::string source_; - WORD event_id_; - - HANDLE event_log_handle() - { - if(!hEventLog_) - { - hEventLog_ = ::RegisterEventSourceA(nullptr, source_.c_str()); - if(!hEventLog_ || hEventLog_ == (HANDLE) ERROR_ACCESS_DENIED) - { - SPDLOG_THROW(internal::win32_error("RegisterEventSource")); - } - } - - return hEventLog_; - } - - protected: - void sink_it_(const details::log_msg &msg) override - { - using namespace internal; - - bool succeeded; - memory_buf_t formatted; - base_sink<Mutex>::formatter_->format(msg, formatted); - formatted.push_back('\0'); - -#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT - wmemory_buf_t buf; - details::os::utf8_to_wstrbuf(string_view_t(formatted.data(), formatted.size()), buf); - - LPCWSTR lp_wstr = buf.data(); - succeeded = static_cast<bool>(::ReportEventW( - event_log_handle(), - eventlog::get_event_type(msg), - eventlog::get_event_category(msg), - event_id_, - current_user_sid_.as_sid(), - 1, - 0, - &lp_wstr, - nullptr)); -#else - LPCSTR lp_str = formatted.data(); - succeeded = static_cast<bool>(::ReportEventA( - event_log_handle(), - eventlog::get_event_type(msg), - eventlog::get_event_category(msg), - event_id_, - current_user_sid_.as_sid(), - 1, - 0, - &lp_str, - nullptr)); -#endif - - if(!succeeded) - { - SPDLOG_THROW(win32_error("ReportEvent")); - } - } - - void flush_() override {} - - public: - win_eventlog_sink(std::string const &source, WORD event_id = 1000 /* according to mscoree.dll */) : - source_(source), event_id_(event_id) - { - try - { - current_user_sid_ = internal::sid_t::get_current_user_sid(); - } - catch(...) - { - // get_current_user_sid() is unlikely to fail and if it does, we can still proceed without - // current_user_sid but in the event log the record will have no user name - } - } - - ~win_eventlog_sink() - { - if(hEventLog_) - DeregisterEventSource(hEventLog_); - } - }; - - } // namespace win_eventlog - - using win_eventlog_sink_mt = win_eventlog::win_eventlog_sink<std::mutex>; - using win_eventlog_sink_st = win_eventlog::win_eventlog_sink<details::null_mutex>; - -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/wincolor_sink-inl.h b/include/spdlog/sinks/wincolor_sink-inl.h deleted file mode 100644 index 18b033368..000000000 --- a/include/spdlog/sinks/wincolor_sink-inl.h +++ /dev/null @@ -1,179 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/sinks/wincolor_sink.h> -#endif - -#include <spdlog/common.h> -#include <spdlog/details/windows_include.h> -#include <spdlog/pattern_formatter.h> -#include <wincon.h> - -namespace spdlog -{ -namespace sinks -{ - template <typename ConsoleMutex> - SPDLOG_INLINE wincolor_sink<ConsoleMutex>::wincolor_sink(void *out_handle, color_mode mode) : - out_handle_(out_handle), - mutex_(ConsoleMutex::mutex()), - formatter_(details::make_unique<spdlog::pattern_formatter>()) - { - set_color_mode_impl(mode); - // set level colors - colors_[level::trace] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; // white - colors_[level::debug] = FOREGROUND_GREEN | FOREGROUND_BLUE; // cyan - colors_[level::info] = FOREGROUND_GREEN; // green - colors_[level::warn] = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_INTENSITY; // intense yellow - colors_[level::err] = FOREGROUND_RED | FOREGROUND_INTENSITY; // intense red - colors_[level::critical] = BACKGROUND_RED | FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE | - FOREGROUND_INTENSITY; // intense white on red background - colors_[level::off] = 0; - } - - template <typename ConsoleMutex> - SPDLOG_INLINE wincolor_sink<ConsoleMutex>::~wincolor_sink() - { - this->flush(); - } - - // change the color for the given level - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color(level::level_enum level, std::uint16_t color) - { - std::lock_guard<mutex_t> lock(mutex_); - colors_[static_cast<size_t>(level)] = color; - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::log(const details::log_msg &msg) - { - if(out_handle_ == nullptr || out_handle_ == INVALID_HANDLE_VALUE) - { - return; - } - - std::lock_guard<mutex_t> lock(mutex_); - msg.color_range_start = 0; - msg.color_range_end = 0; - memory_buf_t formatted; - formatter_->format(msg, formatted); - if(should_do_colors_ && msg.color_range_end > msg.color_range_start) - { - // before color range - print_range_(formatted, 0, msg.color_range_start); - // in color range - auto orig_attribs = static_cast<WORD>(set_foreground_color_(colors_[static_cast<size_t>(msg.level)])); - print_range_(formatted, msg.color_range_start, msg.color_range_end); - // reset to orig colors - ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), orig_attribs); - print_range_(formatted, msg.color_range_end, formatted.size()); - } - else // print without colors if color range is invalid (or color is disabled) - { - write_to_file_(formatted); - } - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::flush() - { - // windows console always flushed? - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_pattern(const std::string &pattern) - { - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::unique_ptr<spdlog::formatter>(new pattern_formatter(pattern)); - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) - { - std::lock_guard<mutex_t> lock(mutex_); - formatter_ = std::move(sink_formatter); - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode(color_mode mode) - { - std::lock_guard<mutex_t> lock(mutex_); - set_color_mode_impl(mode); - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_color_mode_impl(color_mode mode) - { - if(mode == color_mode::automatic) - { - // should do colors only if out_handle_ points to actual console. - DWORD console_mode; - bool in_console = ::GetConsoleMode(static_cast<HANDLE>(out_handle_), &console_mode) != 0; - should_do_colors_ = in_console; - } - else - { - should_do_colors_ = mode == color_mode::always ? true : false; - } - } - - // set foreground color and return the orig console attributes (for resetting later) - template <typename ConsoleMutex> - std::uint16_t SPDLOG_INLINE wincolor_sink<ConsoleMutex>::set_foreground_color_(std::uint16_t attribs) - { - CONSOLE_SCREEN_BUFFER_INFO orig_buffer_info; - if(!::GetConsoleScreenBufferInfo(static_cast<HANDLE>(out_handle_), &orig_buffer_info)) - { - // just return white if failed getting console info - return FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE; - } - - // change only the foreground bits (lowest 4 bits) - auto new_attribs = static_cast<WORD>(attribs) | (orig_buffer_info.wAttributes & 0xfff0); - auto ignored = ::SetConsoleTextAttribute(static_cast<HANDLE>(out_handle_), static_cast<WORD>(new_attribs)); - (void) (ignored); - return static_cast<std::uint16_t>(orig_buffer_info.wAttributes); // return orig attribs - } - - // print a range of formatted message to console - template <typename ConsoleMutex> - void SPDLOG_INLINE - wincolor_sink<ConsoleMutex>::print_range_(const memory_buf_t &formatted, size_t start, size_t end) - { - if(end > start) - { - auto size = static_cast<DWORD>(end - start); - auto ignored = - ::WriteConsoleA(static_cast<HANDLE>(out_handle_), formatted.data() + start, size, nullptr, nullptr); - (void) (ignored); - } - } - - template <typename ConsoleMutex> - void SPDLOG_INLINE wincolor_sink<ConsoleMutex>::write_to_file_(const memory_buf_t &formatted) - { - auto size = static_cast<DWORD>(formatted.size()); - DWORD bytes_written = 0; - auto ignored = ::WriteFile(static_cast<HANDLE>(out_handle_), formatted.data(), size, &bytes_written, nullptr); - (void) (ignored); - } - - // wincolor_stdout_sink - template <typename ConsoleMutex> - SPDLOG_INLINE wincolor_stdout_sink<ConsoleMutex>::wincolor_stdout_sink(color_mode mode) : - wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_OUTPUT_HANDLE), mode) - { - } - - // wincolor_stderr_sink - template <typename ConsoleMutex> - SPDLOG_INLINE wincolor_stderr_sink<ConsoleMutex>::wincolor_stderr_sink(color_mode mode) : - wincolor_sink<ConsoleMutex>(::GetStdHandle(STD_ERROR_HANDLE), mode) - { - } -} // namespace sinks -} // namespace spdlog diff --git a/include/spdlog/sinks/wincolor_sink.h b/include/spdlog/sinks/wincolor_sink.h deleted file mode 100644 index 43e6b575f..000000000 --- a/include/spdlog/sinks/wincolor_sink.h +++ /dev/null @@ -1,86 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <array> -#include <cstdint> -#include <memory> -#include <mutex> -#include <spdlog/common.h> -#include <spdlog/details/console_globals.h> -#include <spdlog/details/null_mutex.h> -#include <spdlog/sinks/sink.h> -#include <string> - -namespace spdlog -{ -namespace sinks -{ - /* - * Windows color console sink. Uses WriteConsoleA to write to the console with - * colors - */ - template <typename ConsoleMutex> - class wincolor_sink : public sink - { - public: - wincolor_sink(void *out_handle, color_mode mode); - ~wincolor_sink() override; - - wincolor_sink(const wincolor_sink &other) = delete; - wincolor_sink &operator=(const wincolor_sink &other) = delete; - - // change the color for the given level - void set_color(level::level_enum level, std::uint16_t color); - void log(const details::log_msg &msg) final override; - void flush() final override; - void set_pattern(const std::string &pattern) override final; - void set_formatter(std::unique_ptr<spdlog::formatter> sink_formatter) override final; - void set_color_mode(color_mode mode); - - protected: - using mutex_t = typename ConsoleMutex::mutex_t; - void *out_handle_; - mutex_t &mutex_; - bool should_do_colors_; - std::unique_ptr<spdlog::formatter> formatter_; - std::array<std::uint16_t, level::n_levels> colors_; - - // set foreground color and return the orig console attributes (for resetting later) - std::uint16_t set_foreground_color_(std::uint16_t attribs); - - // print a range of formatted message to console - void print_range_(const memory_buf_t &formatted, size_t start, size_t end); - - // in case we are redirected to file (not in console mode) - void write_to_file_(const memory_buf_t &formatted); - - void set_color_mode_impl(color_mode mode); - }; - - template <typename ConsoleMutex> - class wincolor_stdout_sink : public wincolor_sink<ConsoleMutex> - { - public: - explicit wincolor_stdout_sink(color_mode mode = color_mode::automatic); - }; - - template <typename ConsoleMutex> - class wincolor_stderr_sink : public wincolor_sink<ConsoleMutex> - { - public: - explicit wincolor_stderr_sink(color_mode mode = color_mode::automatic); - }; - - using wincolor_stdout_sink_mt = wincolor_stdout_sink<details::console_mutex>; - using wincolor_stdout_sink_st = wincolor_stdout_sink<details::console_nullmutex>; - - using wincolor_stderr_sink_mt = wincolor_stderr_sink<details::console_mutex>; - using wincolor_stderr_sink_st = wincolor_stderr_sink<details::console_nullmutex>; -} // namespace sinks -} // namespace spdlog - -#ifdef SPDLOG_HEADER_ONLY -#include "wincolor_sink-inl.h" -#endif diff --git a/include/spdlog/spdlog-inl.h b/include/spdlog/spdlog-inl.h deleted file mode 100644 index f4adac1e6..000000000 --- a/include/spdlog/spdlog-inl.h +++ /dev/null @@ -1,121 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#ifndef SPDLOG_HEADER_ONLY -#include <spdlog/spdlog.h> -#endif - -#include <spdlog/common.h> -#include <spdlog/pattern_formatter.h> - -namespace spdlog -{ - -SPDLOG_INLINE void initialize_logger(std::shared_ptr<logger> logger) -{ - details::registry::instance().initialize_logger(std::move(logger)); -} - -SPDLOG_INLINE std::shared_ptr<logger> get(const std::string &name) -{ - return details::registry::instance().get(name); -} - -SPDLOG_INLINE void set_formatter(std::unique_ptr<spdlog::formatter> formatter) -{ - details::registry::instance().set_formatter(std::move(formatter)); -} - -SPDLOG_INLINE void set_pattern(std::string pattern, pattern_time_type time_type) -{ - set_formatter(std::unique_ptr<spdlog::formatter>(new pattern_formatter(std::move(pattern), time_type))); -} - -SPDLOG_INLINE void enable_backtrace(size_t n_messages) -{ - details::registry::instance().enable_backtrace(n_messages); -} - -SPDLOG_INLINE void disable_backtrace() -{ - details::registry::instance().disable_backtrace(); -} - -SPDLOG_INLINE void dump_backtrace() -{ - default_logger_raw()->dump_backtrace(); -} - -SPDLOG_INLINE level::level_enum get_level() -{ - return default_logger_raw()->level(); -} - -SPDLOG_INLINE bool should_log(level::level_enum log_level) -{ - return default_logger_raw()->should_log(log_level); -} - -SPDLOG_INLINE void set_level(level::level_enum log_level) -{ - details::registry::instance().set_level(log_level); -} - -SPDLOG_INLINE void flush_on(level::level_enum log_level) -{ - details::registry::instance().flush_on(log_level); -} - -SPDLOG_INLINE void set_error_handler(void (*handler)(const std::string &msg)) -{ - details::registry::instance().set_error_handler(handler); -} - -SPDLOG_INLINE void register_logger(std::shared_ptr<logger> logger) -{ - details::registry::instance().register_logger(std::move(logger)); -} - -SPDLOG_INLINE void apply_all(const std::function<void(std::shared_ptr<logger>)> &fun) -{ - details::registry::instance().apply_all(fun); -} - -SPDLOG_INLINE void drop(const std::string &name) -{ - details::registry::instance().drop(name); -} - -SPDLOG_INLINE void drop_all() -{ - details::registry::instance().drop_all(); -} - -SPDLOG_INLINE void shutdown() -{ - details::registry::instance().shutdown(); -} - -SPDLOG_INLINE void set_automatic_registration(bool automatic_registration) -{ - details::registry::instance().set_automatic_registration(automatic_registration); -} - -SPDLOG_INLINE std::shared_ptr<spdlog::logger> default_logger() -{ - return details::registry::instance().default_logger(); -} - -SPDLOG_INLINE spdlog::logger *default_logger_raw() -{ - return details::registry::instance().get_default_raw(); -} - -SPDLOG_INLINE void set_default_logger(std::shared_ptr<spdlog::logger> default_logger) -{ - details::registry::instance().set_default_logger(std::move(default_logger)); -} - -} // namespace spdlog diff --git a/include/spdlog/spdlog.h b/include/spdlog/spdlog.h deleted file mode 100644 index 4dafb5ce3..000000000 --- a/include/spdlog/spdlog.h +++ /dev/null @@ -1,354 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -// spdlog main header file. -// see example.cpp for usage example - -#ifndef SPDLOG_H -#define SPDLOG_H - -#pragma once - -#include <chrono> -#include <functional> -#include <memory> -#include <spdlog/common.h> -#include <spdlog/details/registry.h> -#include <spdlog/details/synchronous_factory.h> -#include <spdlog/logger.h> -#include <spdlog/version.h> -#include <string> - -namespace spdlog -{ - -using default_factory = synchronous_factory; - -// Create and register a logger with a templated sink type -// The logger's level, formatter and flush level will be set according the -// global settings. -// -// Example: -// spdlog::create<daily_file_sink_st>("logger_name", "dailylog_filename", 11, 59); -template <typename Sink, typename... SinkArgs> -inline std::shared_ptr<spdlog::logger> create(std::string logger_name, SinkArgs &&...sink_args) -{ - return default_factory::create<Sink>(std::move(logger_name), std::forward<SinkArgs>(sink_args)...); -} - -// Initialize and register a logger, -// formatter and flush level will be set according the global settings. -// -// Useful for initializing manually created loggers with the global settings. -// -// Example: -// auto mylogger = std::make_shared<spdlog::logger>("mylogger", ...); -// spdlog::initialize_logger(mylogger); -SPDLOG_API void initialize_logger(std::shared_ptr<logger> logger); - -// Return an existing logger or nullptr if a logger with such name doesn't -// exist. -// example: spdlog::get("my_logger")->info("hello {}", "world"); -SPDLOG_API std::shared_ptr<logger> get(const std::string &name); - -// Set global formatter. Each sink in each logger will get a clone of this object -SPDLOG_API void set_formatter(std::unique_ptr<spdlog::formatter> formatter); - -// Set global format string. -// example: spdlog::set_pattern("%Y-%m-%d %H:%M:%S.%e %l : %v"); -SPDLOG_API void set_pattern(std::string pattern, pattern_time_type time_type = pattern_time_type::local); - -// enable global backtrace support -SPDLOG_API void enable_backtrace(size_t n_messages); - -// disable global backtrace support -SPDLOG_API void disable_backtrace(); - -// call dump backtrace on default logger -SPDLOG_API void dump_backtrace(); - -// Get global logging level -SPDLOG_API level::level_enum get_level(); - -// Set global logging level -SPDLOG_API void set_level(level::level_enum log_level); - -// Determine whether the default logger should log messages with a certain level -SPDLOG_API bool should_log(level::level_enum lvl); - -// Set global flush level -SPDLOG_API void flush_on(level::level_enum log_level); - -// Start/Restart a periodic flusher thread -// Warning: Use only if all your loggers are thread safe! -template <typename Rep, typename Period> -inline void flush_every(std::chrono::duration<Rep, Period> interval) -{ - details::registry::instance().flush_every(interval); -} - -// Set global error handler -SPDLOG_API void set_error_handler(void (*handler)(const std::string &msg)); - -// Register the given logger with the given name -SPDLOG_API void register_logger(std::shared_ptr<logger> logger); - -// Apply a user defined function on all registered loggers -// Example: -// spdlog::apply_all([&](std::shared_ptr<spdlog::logger> l) {l->flush();}); -SPDLOG_API void apply_all(const std::function<void(std::shared_ptr<logger>)> &fun); - -// Drop the reference to the given logger -SPDLOG_API void drop(const std::string &name); - -// Drop all references from the registry -SPDLOG_API void drop_all(); - -// stop any running threads started by spdlog and clean registry loggers -SPDLOG_API void shutdown(); - -// Automatic registration of loggers when using spdlog::create() or spdlog::create_async -SPDLOG_API void set_automatic_registration(bool automatic_registration); - -// API for using default logger (stdout_color_mt), -// e.g: spdlog::info("Message {}", 1); -// -// The default logger object can be accessed using the spdlog::default_logger(): -// For example, to add another sink to it: -// spdlog::default_logger()->sinks().push_back(some_sink); -// -// The default logger can replaced using spdlog::set_default_logger(new_logger). -// For example, to replace it with a file logger. -// -// IMPORTANT: -// The default API is thread safe (for _mt loggers), but: -// set_default_logger() *should not* be used concurrently with the default API. -// e.g do not call set_default_logger() from one thread while calling spdlog::info() from another. - -SPDLOG_API std::shared_ptr<spdlog::logger> default_logger(); - -SPDLOG_API spdlog::logger *default_logger_raw(); - -SPDLOG_API void set_default_logger(std::shared_ptr<spdlog::logger> default_logger); - -template <typename... Args> -inline void log(source_loc source, level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->log(source, lvl, fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void log(level::level_enum lvl, format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void trace(format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->trace(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void debug(format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->debug(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void info(format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->info(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void warn(format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->warn(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void error(format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->error(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void critical(format_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->critical(fmt, std::forward<Args>(args)...); -} - -template <typename T> -inline void log(source_loc source, level::level_enum lvl, const T &msg) -{ - default_logger_raw()->log(source, lvl, msg); -} - -template <typename T> -inline void log(level::level_enum lvl, const T &msg) -{ - default_logger_raw()->log(lvl, msg); -} - -#ifdef SPDLOG_WCHAR_TO_UTF8_SUPPORT -template <typename... Args> -inline void log(source_loc source, level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->log(source, lvl, fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void log(level::level_enum lvl, wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->log(source_loc{}, lvl, fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void trace(wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->trace(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void debug(wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->debug(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void info(wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->info(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void warn(wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->warn(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void error(wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->error(fmt, std::forward<Args>(args)...); -} - -template <typename... Args> -inline void critical(wformat_string_t<Args...> fmt, Args &&...args) -{ - default_logger_raw()->critical(fmt, std::forward<Args>(args)...); -} -#endif - -template <typename T> -inline void trace(const T &msg) -{ - default_logger_raw()->trace(msg); -} - -template <typename T> -inline void debug(const T &msg) -{ - default_logger_raw()->debug(msg); -} - -template <typename T> -inline void info(const T &msg) -{ - default_logger_raw()->info(msg); -} - -template <typename T> -inline void warn(const T &msg) -{ - default_logger_raw()->warn(msg); -} - -template <typename T> -inline void error(const T &msg) -{ - default_logger_raw()->error(msg); -} - -template <typename T> -inline void critical(const T &msg) -{ - default_logger_raw()->critical(msg); -} - -} // namespace spdlog - -// -// enable/disable log calls at compile time according to global level. -// -// define SPDLOG_ACTIVE_LEVEL to one of those (before including spdlog.h): -// SPDLOG_LEVEL_TRACE, -// SPDLOG_LEVEL_DEBUG, -// SPDLOG_LEVEL_INFO, -// SPDLOG_LEVEL_WARN, -// SPDLOG_LEVEL_ERROR, -// SPDLOG_LEVEL_CRITICAL, -// SPDLOG_LEVEL_OFF -// - -#ifndef SPDLOG_NO_SOURCE_LOC -#define SPDLOG_LOGGER_CALL(logger, level, ...) \ - (logger)->log(spdlog::source_loc{__FILE__, __LINE__, SPDLOG_FUNCTION}, level, __VA_ARGS__) -#else -#define SPDLOG_LOGGER_CALL(logger, level, ...) (logger)->log(spdlog::source_loc{}, level, __VA_ARGS__) -#endif - -#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_TRACE -#define SPDLOG_LOGGER_TRACE(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::trace, __VA_ARGS__) -#define SPDLOG_TRACE(...) SPDLOG_LOGGER_TRACE(spdlog::default_logger_raw(), __VA_ARGS__) -#else -#define SPDLOG_LOGGER_TRACE(logger, ...) (void) 0 -#define SPDLOG_TRACE(...) (void) 0 -#endif - -#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_DEBUG -#define SPDLOG_LOGGER_DEBUG(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::debug, __VA_ARGS__) -#define SPDLOG_DEBUG(...) SPDLOG_LOGGER_DEBUG(spdlog::default_logger_raw(), __VA_ARGS__) -#else -#define SPDLOG_LOGGER_DEBUG(logger, ...) (void) 0 -#define SPDLOG_DEBUG(...) (void) 0 -#endif - -#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_INFO -#define SPDLOG_LOGGER_INFO(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::info, __VA_ARGS__) -#define SPDLOG_INFO(...) SPDLOG_LOGGER_INFO(spdlog::default_logger_raw(), __VA_ARGS__) -#else -#define SPDLOG_LOGGER_INFO(logger, ...) (void) 0 -#define SPDLOG_INFO(...) (void) 0 -#endif - -#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_WARN -#define SPDLOG_LOGGER_WARN(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::warn, __VA_ARGS__) -#define SPDLOG_WARN(...) SPDLOG_LOGGER_WARN(spdlog::default_logger_raw(), __VA_ARGS__) -#else -#define SPDLOG_LOGGER_WARN(logger, ...) (void) 0 -#define SPDLOG_WARN(...) (void) 0 -#endif - -#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_ERROR -#define SPDLOG_LOGGER_ERROR(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::err, __VA_ARGS__) -#define SPDLOG_ERROR(...) SPDLOG_LOGGER_ERROR(spdlog::default_logger_raw(), __VA_ARGS__) -#else -#define SPDLOG_LOGGER_ERROR(logger, ...) (void) 0 -#define SPDLOG_ERROR(...) (void) 0 -#endif - -#if SPDLOG_ACTIVE_LEVEL <= SPDLOG_LEVEL_CRITICAL -#define SPDLOG_LOGGER_CRITICAL(logger, ...) SPDLOG_LOGGER_CALL(logger, spdlog::level::critical, __VA_ARGS__) -#define SPDLOG_CRITICAL(...) SPDLOG_LOGGER_CRITICAL(spdlog::default_logger_raw(), __VA_ARGS__) -#else -#define SPDLOG_LOGGER_CRITICAL(logger, ...) (void) 0 -#define SPDLOG_CRITICAL(...) (void) 0 -#endif - -#ifdef SPDLOG_HEADER_ONLY -#include "spdlog-inl.h" -#endif - -#endif // SPDLOG_H diff --git a/include/spdlog/stopwatch.h b/include/spdlog/stopwatch.h deleted file mode 100644 index 0ceffd79f..000000000 --- a/include/spdlog/stopwatch.h +++ /dev/null @@ -1,62 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#include <chrono> -#include <spdlog/fmt/fmt.h> - -// Stopwatch support for spdlog (using std::chrono::steady_clock). -// Displays elapsed seconds since construction as double. -// -// Usage: -// -// spdlog::stopwatch sw; -// ... -// spdlog::debug("Elapsed: {} seconds", sw); => "Elapsed 0.005116733 seconds" -// spdlog::info("Elapsed: {:.6} seconds", sw); => "Elapsed 0.005163 seconds" -// -// -// If other units are needed (e.g. millis instead of double), include "fmt/chrono.h" and use -// "duration_cast<..>(sw.elapsed())": -// -// #include <spdlog/fmt/chrono.h> -//.. -// using std::chrono::duration_cast; -// using std::chrono::milliseconds; -// spdlog::info("Elapsed {}", duration_cast<milliseconds>(sw.elapsed())); => "Elapsed 5ms" - -namespace spdlog -{ -class stopwatch -{ - using clock = std::chrono::steady_clock; - std::chrono::time_point<clock> start_tp_; - -public: - stopwatch() : start_tp_{clock::now()} {} - - std::chrono::duration<double> elapsed() const { return std::chrono::duration<double>(clock::now() - start_tp_); } - - void reset() { start_tp_ = clock::now(); } -}; -} // namespace spdlog - -// Support for fmt formatting (e.g. "{:012.9}" or just "{}") -namespace -#ifdef SPDLOG_USE_STD_FORMAT - std -#else - fmt -#endif -{ -template <> -struct formatter<spdlog::stopwatch> : formatter<double> -{ - template <typename FormatContext> - auto format(const spdlog::stopwatch &sw, FormatContext &ctx) -> decltype(ctx.out()) - { - return formatter<double>::format(sw.elapsed().count(), ctx); - } -}; -} // namespace std diff --git a/include/spdlog/tweakme.h b/include/spdlog/tweakme.h deleted file mode 100644 index 5bcb5ff42..000000000 --- a/include/spdlog/tweakme.h +++ /dev/null @@ -1,140 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -/////////////////////////////////////////////////////////////////////////////// -// -// Edit this file to squeeze more performance, and to customize supported -// features -// -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Under Linux, the much faster CLOCK_REALTIME_COARSE clock can be used. -// This clock is less accurate - can be off by dozens of millis - depending on -// the kernel HZ. -// Uncomment to use it instead of the regular clock. -// -// #define SPDLOG_CLOCK_COARSE -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment if source location logging is not needed. -// This will prevent spdlog from using __FILE__, __LINE__ and SPDLOG_FUNCTION -// -// #define SPDLOG_NO_SOURCE_LOC -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment if thread id logging is not needed (i.e. no %t in the log pattern). -// This will prevent spdlog from querying the thread id on each log call. -// -// WARNING: If the log pattern contains thread id (i.e, %t) while this flag is -// on, zero will be logged as thread id. -// -// #define SPDLOG_NO_THREAD_ID -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to prevent spdlog from using thread local storage. -// -// WARNING: if your program forks, UNCOMMENT this flag to prevent undefined -// thread ids in the children logs. -// -// #define SPDLOG_NO_TLS -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to avoid spdlog's usage of atomic log levels -// Use only if your code never modifies a logger's log levels concurrently by -// different threads. -// -// #define SPDLOG_NO_ATOMIC_LEVELS -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to enable usage of wchar_t for file names on Windows. -// -// #define SPDLOG_WCHAR_FILENAMES -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to override default eol ("\n" or "\r\n" under Linux/Windows) -// -// #define SPDLOG_EOL ";-)\n" -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to override default folder separators ("/" or "\\/" under -// Linux/Windows). Each character in the string is treated as a different -// separator. -// -// #define SPDLOG_FOLDER_SEPS "\\" -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to use your own copy of the fmt library instead of spdlog's copy. -// In this case spdlog will try to include <fmt/format.h> so set your -I flag -// accordingly. -// -// #define SPDLOG_FMT_EXTERNAL -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to use C++20 std::format instead of fmt. -// -// #define SPDLOG_USE_STD_FORMAT -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to enable wchar_t support (convert to utf8) -// -// #define SPDLOG_WCHAR_TO_UTF8_SUPPORT -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to prevent child processes from inheriting log file descriptors -// -// #define SPDLOG_PREVENT_CHILD_FD -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to customize level names (e.g. "MY TRACE") -// -// #define SPDLOG_LEVEL_NAMES { "MY TRACE", "MY DEBUG", "MY INFO", "MY WARNING", "MY ERROR", "MY CRITICAL", "OFF" } -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to customize short level names (e.g. "MT") -// These can be longer than one character. -// -// #define SPDLOG_SHORT_LEVEL_NAMES { "T", "D", "I", "W", "E", "C", "O" } -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment to disable default logger creation. -// This might save some (very) small initialization time if no default logger is needed. -// -// #define SPDLOG_DISABLE_DEFAULT_LOGGER -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment and set to compile time level with zero cost (default is INFO). -// Macros like SPDLOG_DEBUG(..), SPDLOG_INFO(..) will expand to empty statements if not enabled -// -// #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO -/////////////////////////////////////////////////////////////////////////////// - -/////////////////////////////////////////////////////////////////////////////// -// Uncomment (and change if desired) macro to use for function names. -// This is compiler dependent. -// __PRETTY_FUNCTION__ might be nicer in clang/gcc, and __FUNCTION__ in msvc. -// Defaults to __FUNCTION__ (should work on all compilers) if not defined. -// -// #ifdef __PRETTY_FUNCTION__ -// # define SPDLOG_FUNCTION __PRETTY_FUNCTION__ -// #else -// # define SPDLOG_FUNCTION __FUNCTION__ -// #endif -/////////////////////////////////////////////////////////////////////////////// diff --git a/include/spdlog/version.h b/include/spdlog/version.h deleted file mode 100644 index 5717beadd..000000000 --- a/include/spdlog/version.h +++ /dev/null @@ -1,10 +0,0 @@ -// Copyright(c) 2015-present, Gabi Melman & spdlog contributors. -// Distributed under the MIT License (http://opensource.org/licenses/MIT) - -#pragma once - -#define SPDLOG_VER_MAJOR 1 -#define SPDLOG_VER_MINOR 11 -#define SPDLOG_VER_PATCH 0 - -#define SPDLOG_VERSION (SPDLOG_VER_MAJOR * 10000 + SPDLOG_VER_MINOR * 100 + SPDLOG_VER_PATCH) diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 0ba50c19b..75d36276c 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -17,7 +17,7 @@ */ #include "logwindow.h" -#define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_INFO +#include "logger.h" #include "ui_logwindow.h" @@ -37,10 +37,12 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->logText->setReadOnly(true); std::vector<spdlog::sink_ptr> sinks; - sinks.push_back(std::make_shared<spdlog::sinks::ansicolor_stdout_sink_st>()); + sinks.push_back(std::make_shared<spdlog::sinks::stdout_sink_mt>()); sinks.push_back(std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); mLogger = std::make_shared<spdlog::logger>("Logging", std::begin(sinks), std::end(sinks)); - mLogger->set_pattern("%! in %s line %#: %v"); + mLogger->set_pattern("[%s:%#:%!][%l] %v"); + mLogger->set_level(spdlog::level::trace); spdlog::register_logger(mLogger); -} + spdlog::set_default_logger(mLogger); +} \ No newline at end of file diff --git a/src/petrack.cpp b/src/petrack.cpp index 4acc1dfed..6efb6b724 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -168,8 +168,7 @@ Petrack::Petrack() : mLogWindow = new LogWindow(this, nullptr); mLogWindow->setWindowFlags(Qt::Window); - mLogWindow->setWindowTitle("Logging"); - SPDLOG_LOGGER_INFO(spdlog::get("Logging"), "Test"); + mLogWindow->setWindowTitle("Log"); mPlayerWidget = new Player(mAnimation, this); diff --git a/ui/logwindow.ui b/ui/logwindow.ui index d82423554..43ee51d85 100644 --- a/ui/logwindow.ui +++ b/ui/logwindow.ui @@ -6,8 +6,8 @@ <rect> <x>0</x> <y>0</y> - <width>400</width> - <height>300</height> + <width>800</width> + <height>600</height> </rect> </property> <property name="windowTitle"> -- GitLab From 768c7b7b101a4e94046a82a3f9e9f3a7ba71795f Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Tue, 24 Jan 2023 11:44:24 +0100 Subject: [PATCH 09/22] formatting --- include/helper.h | 3 +-- src/helper.cpp | 10 ---------- src/logwindow.cpp | 2 +- 3 files changed, 2 insertions(+), 13 deletions(-) diff --git a/include/helper.h b/include/helper.h index 90742702e..d01d8cbe3 100644 --- a/include/helper.h +++ b/include/helper.h @@ -275,8 +275,7 @@ inline clock_t getElapsedTime() lastTime = clock(); return diffTime; } -bool newerThanVersion(const QString &q1, const QString &q2); -std::string splitFileName(std::string fileName); +bool newerThanVersion(const QString &q1, const QString &q2); /** * Computes the median of the values in a given vector. diff --git a/src/helper.cpp b/src/helper.cpp index 8d9828b5d..0311e679e 100644 --- a/src/helper.cpp +++ b/src/helper.cpp @@ -256,13 +256,3 @@ bool newerThanVersion(const QString &q1, const QString &q2) } return false; } -std::string splitFileName(std::string fileName) -{ - std::string delimiter = "/"; - size_t pos = 0; - while((pos = fileName.find(delimiter)) != std::string::npos) - { - fileName.erase(0, pos + delimiter.length()); - } - return fileName; -} diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 75d36276c..6d5cc6b0b 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -17,8 +17,8 @@ */ #include "logwindow.h" -#include "logger.h" +#include "logger.h" #include "ui_logwindow.h" LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) -- GitLab From 98496318e348390957bb652020bc58588b6a11e6 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Tue, 24 Jan 2023 12:27:43 +0100 Subject: [PATCH 10/22] qt sink is added to default logger --- include/logwindow.h | 5 ++--- src/logwindow.cpp | 13 ++++--------- 2 files changed, 6 insertions(+), 12 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index b3e2e73d3..27d24e9d8 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -39,9 +39,8 @@ public: LogWindow(QWidget *parent, Ui::LogWindow *mUi); private: - Ui::LogWindow *mUi; - Petrack *mMainWindow; - std::shared_ptr<spdlog::logger> mLogger; + Ui::LogWindow *mUi; + Petrack *mMainWindow; }; #endif // LOGWINDOW_H diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 6d5cc6b0b..a32decb6d 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -19,6 +19,7 @@ #include "logwindow.h" #include "logger.h" +#include "spdlog/sinks/dist_sink.h" #include "ui_logwindow.h" LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) @@ -36,13 +37,7 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->setupUi(this); mUi->logText->setReadOnly(true); - std::vector<spdlog::sink_ptr> sinks; - sinks.push_back(std::make_shared<spdlog::sinks::stdout_sink_mt>()); - sinks.push_back(std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); - - mLogger = std::make_shared<spdlog::logger>("Logging", std::begin(sinks), std::end(sinks)); - mLogger->set_pattern("[%s:%#:%!][%l] %v"); - mLogger->set_level(spdlog::level::trace); - spdlog::register_logger(mLogger); - spdlog::set_default_logger(mLogger); + spdlog::default_logger()->sinks().push_back( + std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); + spdlog::default_logger()->set_pattern("[%s:%#:%!][%l] %v"); } \ No newline at end of file -- GitLab From af8b4b5cf7894aa9eaf487cecc9fe2ab2031b91c Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Fri, 27 Jan 2023 12:47:50 +0100 Subject: [PATCH 11/22] implemented review comments --- include/logger.h | 3 ++- src/logwindow.cpp | 4 ++-- src/petrack.cpp | 1 - ui/control.ui | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/include/logger.h b/include/logger.h index 6302b86ac..13bb99ecc 100644 --- a/include/logger.h +++ b/include/logger.h @@ -30,6 +30,7 @@ namespace logger { const std::string messageBoxLoggerName = "pMessageBox"; const std::string messageBoxLogFormat = "[{}:{}:{}][{}] {}"; +const std::string logFormat = "[%s:%#:%!][%l] %v"; inline void setupLogger() { @@ -37,7 +38,7 @@ inline void setupLogger() spdlog::set_level(spdlog::level::trace); // Note: when changing this, also adapt messageBoxLogFormat accordingly! - spdlog::set_pattern("[%s:%#:%!][%l] %v"); + spdlog::set_pattern(logFormat); // setup logger, which is used when also a dialog is displayed to the user auto messageBoxLogger = spdlog::stdout_logger_mt("pMessageBox"); diff --git a/src/logwindow.cpp b/src/logwindow.cpp index a32decb6d..dab2dcd99 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -39,5 +39,5 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) spdlog::default_logger()->sinks().push_back( std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); - spdlog::default_logger()->set_pattern("[%s:%#:%!][%l] %v"); -} \ No newline at end of file + spdlog::default_logger()->set_pattern(logger::logFormat); +} diff --git a/src/petrack.cpp b/src/petrack.cpp index 6efb6b724..92627202b 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -170,7 +170,6 @@ Petrack::Petrack() : mLogWindow->setWindowFlags(Qt::Window); mLogWindow->setWindowTitle("Log"); - mPlayerWidget = new Player(mAnimation, this); QVBoxLayout *vLayout = new QVBoxLayout; diff --git a/ui/control.ui b/ui/control.ui index cc5d995ef..4573cf361 100644 --- a/ui/control.ui +++ b/ui/control.ui @@ -74,7 +74,7 @@ <enum>Qt::LeftToRight</enum> </property> <property name="currentIndex"> - <number>1</number> + <number>0</number> </property> <property name="tabsClosable"> <bool>false</bool> -- GitLab From 14f719c98cee4f377e551d8b67387b7f2cb27735 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Fri, 27 Jan 2023 12:52:12 +0100 Subject: [PATCH 12/22] formatting --- include/logger.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/logger.h b/include/logger.h index 13bb99ecc..f344482d4 100644 --- a/include/logger.h +++ b/include/logger.h @@ -30,7 +30,7 @@ namespace logger { const std::string messageBoxLoggerName = "pMessageBox"; const std::string messageBoxLogFormat = "[{}:{}:{}][{}] {}"; -const std::string logFormat = "[%s:%#:%!][%l] %v"; +const std::string logFormat = "[%s:%#:%!][%l] %v"; inline void setupLogger() { -- GitLab From 8a0a3851adac73b67d5e77f0f57df2785598472d Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Fri, 3 Feb 2023 09:08:48 +0100 Subject: [PATCH 13/22] adding a destructor for LogWindow to pass unit tests --- include/logwindow.h | 8 ++++++-- src/logwindow.cpp | 10 ++++++++-- 2 files changed, 14 insertions(+), 4 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index 27d24e9d8..e8b945a62 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -21,6 +21,7 @@ #include "spdlog//spdlog.h" #include "spdlog/logger.h" +#include "spdlog/sinks/dist_sink.h" #include "spdlog/sinks/qt_sinks.h" #include <QWidget> @@ -37,10 +38,13 @@ class LogWindow : public QWidget public: LogWindow(QWidget *parent, Ui::LogWindow *mUi); + ~LogWindow(); private: - Ui::LogWindow *mUi; - Petrack *mMainWindow; + Ui::LogWindow *mUi; + Petrack *mMainWindow; + std::shared_ptr<spdlog::sinks::dist_sink<std::mutex>> distSink; + std::shared_ptr<spdlog::sinks::qt_sink<std::mutex>> qtSink; }; #endif // LOGWINDOW_H diff --git a/src/logwindow.cpp b/src/logwindow.cpp index dab2dcd99..0aeafcc46 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -37,7 +37,13 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->setupUi(this); mUi->logText->setReadOnly(true); - spdlog::default_logger()->sinks().push_back( - std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText")); + distSink = std::make_shared<spdlog::sinks::dist_sink_mt>(); + qtSink = std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText"); + distSink->add_sink(qtSink); + spdlog::default_logger()->sinks().push_back(distSink); spdlog::default_logger()->set_pattern(logger::logFormat); } +LogWindow::~LogWindow() +{ + distSink->remove_sink(qtSink); +} -- GitLab From e18f7d092909302c34173b6a6ec67b595e3e1433 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Fri, 3 Feb 2023 12:25:45 +0100 Subject: [PATCH 14/22] delet ui pointer, destructor virtual, constructor explicit, deleted move/copy functions --- include/logwindow.h | 8 ++++++-- src/logwindow.cpp | 1 + 2 files changed, 7 insertions(+), 2 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index e8b945a62..cf164492d 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -37,8 +37,12 @@ class LogWindow : public QWidget Q_OBJECT public: - LogWindow(QWidget *parent, Ui::LogWindow *mUi); - ~LogWindow(); + explicit LogWindow(QWidget *parent, Ui::LogWindow *mUi); + virtual ~LogWindow(); + LogWindow(const LogWindow &) = delete; + LogWindow &operator=(LogWindow) = delete; + LogWindow(const LogWindow &&) = delete; + LogWindow &operator=(LogWindow &&) = delete; private: Ui::LogWindow *mUi; diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 0aeafcc46..c71ce8e7c 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -45,5 +45,6 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) } LogWindow::~LogWindow() { + delete mUi; distSink->remove_sink(qtSink); } -- GitLab From 0b54c0fe3591258a7ffb131a936001b05414e6f6 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Thu, 23 Mar 2023 16:18:05 +0100 Subject: [PATCH 15/22] save log to file --- include/logwindow.h | 3 +++ src/logwindow.cpp | 13 +++++++++++++ ui/logwindow.ui | 10 ++++++++++ 3 files changed, 26 insertions(+) diff --git a/include/logwindow.h b/include/logwindow.h index cf164492d..03eb88930 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -37,6 +37,9 @@ class LogWindow : public QWidget Q_OBJECT public: + + void saveLog(); + explicit LogWindow(QWidget *parent, Ui::LogWindow *mUi); virtual ~LogWindow(); LogWindow(const LogWindow &) = delete; diff --git a/src/logwindow.cpp b/src/logwindow.cpp index c71ce8e7c..cc6bfdd50 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -42,6 +42,19 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) distSink->add_sink(qtSink); spdlog::default_logger()->sinks().push_back(distSink); spdlog::default_logger()->set_pattern(logger::logFormat); + connect(mUi->saveLogButton, &QPushButton::clicked, this, &LogWindow::saveLog); +} +void LogWindow::saveLog(){ + QString fileName = QFileDialog::getSaveFileName( + this, tr("Select txt file"), "", tr("txt file (*.txt);;All files (*.*)")); + + QFile logFile(fileName); + logFile.open(QIODevice::Append | QIODevice::Text); + QTextStream outstream(&logFile); + outstream << mUi->logText->toPlainText() << Qt::endl; + logFile.close(); + + } LogWindow::~LogWindow() { diff --git a/ui/logwindow.ui b/ui/logwindow.ui index 43ee51d85..59f1c17f8 100644 --- a/ui/logwindow.ui +++ b/ui/logwindow.ui @@ -21,6 +21,16 @@ </item> </layout> </item> + <item> + <widget class="QPushButton" name="saveLogButton"> + <property name="toolTip"> + <string>Save Log from Window to file</string> + </property> + <property name="text"> + <string>Save Log</string> + </property> + </widget> + </item> </layout> </widget> <resources/> -- GitLab From fc94799d61a3a84f98704b985564147243d0dfb6 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Thu, 23 Mar 2023 16:18:52 +0100 Subject: [PATCH 16/22] formatting --- include/logwindow.h | 1 - src/logwindow.cpp | 9 ++++----- 2 files changed, 4 insertions(+), 6 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index 03eb88930..31d593a62 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -37,7 +37,6 @@ class LogWindow : public QWidget Q_OBJECT public: - void saveLog(); explicit LogWindow(QWidget *parent, Ui::LogWindow *mUi); diff --git a/src/logwindow.cpp b/src/logwindow.cpp index cc6bfdd50..004dc9aea 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -44,17 +44,16 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) spdlog::default_logger()->set_pattern(logger::logFormat); connect(mUi->saveLogButton, &QPushButton::clicked, this, &LogWindow::saveLog); } -void LogWindow::saveLog(){ - QString fileName = QFileDialog::getSaveFileName( - this, tr("Select txt file"), "", tr("txt file (*.txt);;All files (*.*)")); +void LogWindow::saveLog() +{ + QString fileName = + QFileDialog::getSaveFileName(this, tr("Select txt file"), "", tr("txt file (*.txt);;All files (*.*)")); QFile logFile(fileName); logFile.open(QIODevice::Append | QIODevice::Text); QTextStream outstream(&logFile); outstream << mUi->logText->toPlainText() << Qt::endl; logFile.close(); - - } LogWindow::~LogWindow() { -- GitLab From 40d132985ae4fa91a1cabd9357bb65ef43f578a2 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Fri, 24 Mar 2023 12:10:03 +0100 Subject: [PATCH 17/22] base for ringbuffer + rebase --- include/logger.h | 4 ++++ src/logwindow.cpp | 4 ++++ 2 files changed, 8 insertions(+) diff --git a/include/logger.h b/include/logger.h index 3090528d2..3456ba43e 100644 --- a/include/logger.h +++ b/include/logger.h @@ -24,6 +24,7 @@ #include <spdlog/fmt/bundled/format.h> #include <spdlog/fmt/ostr.h> #include <spdlog/sinks/stdout_sinks.h> +#include <spdlog/sinks/ringbuffer_sink.h> #include <spdlog/spdlog.h> namespace logger @@ -34,6 +35,9 @@ const std::string logFormat = "[%s:%#:%!][%l] %v"; inline void setupLogger() { + auto ringbuffer_sink = std::make_shared<spdlog::sinks::ringbuffer_sink_mt>(128); + spdlog::default_logger()->sinks().push_back(ringbuffer_sink); + // setup global logger, which should be used to display message on the command line only spdlog::set_level(spdlog::level::trace); diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 004dc9aea..13e16ce26 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -20,6 +20,7 @@ #include "logger.h" #include "spdlog/sinks/dist_sink.h" +#include "spdlog/sinks/ringbuffer_sink.h" #include "ui_logwindow.h" LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) @@ -37,6 +38,9 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->setupUi(this); mUi->logText->setReadOnly(true); + + auto ringBufferSink = spdlog::default_logger()->sinks()[1]; + distSink = std::make_shared<spdlog::sinks::dist_sink_mt>(); qtSink = std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText"); distSink->add_sink(qtSink); -- GitLab From 2fdc575cb6c01dad24f0c019f870ce7a6b49e1f1 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Fri, 24 Mar 2023 12:10:53 +0100 Subject: [PATCH 18/22] formatting --- include/logger.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/logger.h b/include/logger.h index 3456ba43e..2d752f8f8 100644 --- a/include/logger.h +++ b/include/logger.h @@ -23,8 +23,8 @@ #include <QString> #include <spdlog/fmt/bundled/format.h> #include <spdlog/fmt/ostr.h> -#include <spdlog/sinks/stdout_sinks.h> #include <spdlog/sinks/ringbuffer_sink.h> +#include <spdlog/sinks/stdout_sinks.h> #include <spdlog/spdlog.h> namespace logger -- GitLab From 1c9e56c51488ef9e45ad180d02689f3178bd2565 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Mon, 27 Mar 2023 09:35:59 +0200 Subject: [PATCH 19/22] changed copyright year and used new connect syntax for qaction --- include/logwindow.h | 2 +- src/logwindow.cpp | 2 +- src/petrack.cpp | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/include/logwindow.h b/include/logwindow.h index 31d593a62..c08e0038f 100644 --- a/include/logwindow.h +++ b/include/logwindow.h @@ -1,6 +1,6 @@ /* * PeTrack - Software for tracking pedestrians movement in videos - * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 + * Copyright (C) 2023 Forschungszentrum Jülich GmbH, IAS-7 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/logwindow.cpp b/src/logwindow.cpp index 13e16ce26..f75b1443d 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -1,6 +1,6 @@ /* * PeTrack - Software for tracking pedestrians movement in videos - * Copyright (C) 2022 Forschungszentrum Jülich GmbH, IAS-7 + * Copyright (C) 2023 Forschungszentrum Jülich GmbH, IAS-7 * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by diff --git a/src/petrack.cpp b/src/petrack.cpp index 23ed6d27a..de8db8c96 100644 --- a/src/petrack.cpp +++ b/src/petrack.cpp @@ -1859,7 +1859,7 @@ void Petrack::createActions() connect(mHideControlsAct, SIGNAL(changed()), this, SLOT(showHideControlWidget())); mShowLogWindowAct = new QAction(tr("&Show log window"), this); - connect(mShowLogWindowAct, SIGNAL(triggered()), this, SLOT(showLogWindow())); + connect(mShowLogWindowAct, &QAction::triggered, this, &Petrack::showLogWindow); mCropZoomViewAct = new QAction(tr("&Transform while saving"), this); // Crop and zoom while saving mCropZoomViewAct->setCheckable(true); -- GitLab From 55839cce5039ae96b8aee79eb14a5bc0fabb325a Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Tue, 18 Apr 2023 13:50:25 +0200 Subject: [PATCH 20/22] messages from main.cpp are displayed in logwindow correctly --- include/logger.h | 7 ++++--- src/logwindow.cpp | 10 ++++++++-- 2 files changed, 12 insertions(+), 5 deletions(-) diff --git a/include/logger.h b/include/logger.h index 2d752f8f8..9beecb051 100644 --- a/include/logger.h +++ b/include/logger.h @@ -35,9 +35,6 @@ const std::string logFormat = "[%s:%#:%!][%l] %v"; inline void setupLogger() { - auto ringbuffer_sink = std::make_shared<spdlog::sinks::ringbuffer_sink_mt>(128); - spdlog::default_logger()->sinks().push_back(ringbuffer_sink); - // setup global logger, which should be used to display message on the command line only spdlog::set_level(spdlog::level::trace); @@ -47,6 +44,10 @@ inline void setupLogger() // setup logger, which is used when also a dialog is displayed to the user auto messageBoxLogger = spdlog::stdout_logger_mt("pMessageBox"); messageBoxLogger->set_pattern("%v"); + + // add ringbuffer_sink to default logger to store messages for logwindow + auto ringbufferSink = std::make_shared<spdlog::sinks::ringbuffer_sink_mt>(10); + spdlog::default_logger()->sinks().push_back(ringbufferSink); } } // namespace logger diff --git a/src/logwindow.cpp b/src/logwindow.cpp index f75b1443d..314880f74 100644 --- a/src/logwindow.cpp +++ b/src/logwindow.cpp @@ -38,8 +38,14 @@ LogWindow::LogWindow(QWidget *parent, Ui::LogWindow *ui) : QWidget(parent) mUi->setupUi(this); mUi->logText->setReadOnly(true); - - auto ringBufferSink = spdlog::default_logger()->sinks()[1]; + // extract messages from the ringbuffer_sink + auto ringbufferSink = static_cast<spdlog::sinks::ringbuffer_sink_mt *>(spdlog::default_logger()->sinks()[1].get()); + std::vector<std::string> logMessages = ringbufferSink->last_formatted(10); + for(std::string s : logMessages) + { + s.erase(std::remove(s.begin(), s.end(), '\n'), s.cend()); + mUi->logText->appendPlainText(QString::fromStdString(s)); + } distSink = std::make_shared<spdlog::sinks::dist_sink_mt>(); qtSink = std::make_shared<spdlog::sinks::qt_sink_mt>(mUi->logText, "appendPlainText"); -- GitLab From 544c978fad4ec7ac0010aff85dc647d159646b4f Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Wed, 19 Apr 2023 14:59:57 +0200 Subject: [PATCH 21/22] review comments + rebase --- include/logger.h | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/include/logger.h b/include/logger.h index 9beecb051..668bdfeb1 100644 --- a/include/logger.h +++ b/include/logger.h @@ -29,25 +29,26 @@ namespace logger { +// Note: when changing this, also adapt messageBoxLogFormat accordingly! +const std::string logFormat = "[%s:%#:%!][%l] %v"; const std::string messageBoxLoggerName = "pMessageBox"; const std::string messageBoxLogFormat = "[{}:{}:{}][{}] {}"; -const std::string logFormat = "[%s:%#:%!][%l] %v"; inline void setupLogger() { + // add ringbuffer_sink to default logger to store messages for logwindow + auto ringbufferSink = std::make_shared<spdlog::sinks::ringbuffer_sink_mt>(10); + spdlog::default_logger()->sinks().push_back(ringbufferSink); + // setup global logger, which should be used to display message on the command line only spdlog::set_level(spdlog::level::trace); - // Note: when changing this, also adapt messageBoxLogFormat accordingly! spdlog::set_pattern(logFormat); // setup logger, which is used when also a dialog is displayed to the user auto messageBoxLogger = spdlog::stdout_logger_mt("pMessageBox"); messageBoxLogger->set_pattern("%v"); - // add ringbuffer_sink to default logger to store messages for logwindow - auto ringbufferSink = std::make_shared<spdlog::sinks::ringbuffer_sink_mt>(10); - spdlog::default_logger()->sinks().push_back(ringbufferSink); } } // namespace logger -- GitLab From d51a1ea54f9ef72e1409f609a0d3b53b2e33ec63 Mon Sep 17 00:00:00 2001 From: ld3812s <luke.dressen@alumni.fh-aachen.de> Date: Wed, 19 Apr 2023 15:02:56 +0200 Subject: [PATCH 22/22] formatting --- include/logger.h | 1 - 1 file changed, 1 deletion(-) diff --git a/include/logger.h b/include/logger.h index 668bdfeb1..372e95e02 100644 --- a/include/logger.h +++ b/include/logger.h @@ -48,7 +48,6 @@ inline void setupLogger() // setup logger, which is used when also a dialog is displayed to the user auto messageBoxLogger = spdlog::stdout_logger_mt("pMessageBox"); messageBoxLogger->set_pattern("%v"); - } } // namespace logger -- GitLab