From 9849273411db43fb7ded714d8fd49663950d5511 Mon Sep 17 00:00:00 2001 From: Carl Pearson Date: Tue, 24 Mar 2020 08:18:43 -0500 Subject: [PATCH] first commit --- .gitignore | 1 + .travis.yml | 15 + CMakeLists.txt | 11 + README.md | 31 + ci/build.sh | 19 + ci/env.sh | 8 + ci/install_deps.sh | 40 + ci/test.sh | 4 + include/argparse/argparse.hpp | 274 + test/CMakeLists.txt | 32 + test/test_argparse.cpp | 132 + test/test_main.cpp | 2 + thirdparty/catch2/catch.hpp | 17596 ++++++++++++++++++++++++++++++++ 13 files changed, 18165 insertions(+) create mode 100644 .gitignore create mode 100644 .travis.yml create mode 100644 CMakeLists.txt create mode 100644 README.md create mode 100755 ci/build.sh create mode 100644 ci/env.sh create mode 100755 ci/install_deps.sh create mode 100755 ci/test.sh create mode 100644 include/argparse/argparse.hpp create mode 100644 test/CMakeLists.txt create mode 100644 test/test_argparse.cpp create mode 100644 test/test_main.cpp create mode 100644 thirdparty/catch2/catch.hpp diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..378eac2 --- /dev/null +++ b/.gitignore @@ -0,0 +1 @@ +build diff --git a/.travis.yml b/.travis.yml new file mode 100644 index 0000000..591cb34 --- /dev/null +++ b/.travis.yml @@ -0,0 +1,15 @@ +dist: bionic +language: minimal + +cache: + directories: + $HOME/cmake + +install: + - ci/install_deps.sh || travis_terminate 1; + +script: + - mkdir -p build && cd build + - cmake .. + - make + - test/test_all \ No newline at end of file diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..3f61050 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,11 @@ +# 3.0: version +cmake_minimum_required(VERSION 3.0 FATAL_ERROR) + +project(argparse LANGUAGES CXX VERSION 0.1.0.0) + +set(CMAKE_CXX_EXTENSIONS OFF) +set(CMAKE_CXX_STANDARD 11) + +# "this command should be in the source directory root for CTest to find the test file" +enable_testing() +add_subdirectory(test) diff --git a/README.md b/README.md new file mode 100644 index 0000000..44c0c7c --- /dev/null +++ b/README.md @@ -0,0 +1,31 @@ +# argparse + +Simple single-file header-only CLI option parsing for C++. +No subcommands, grouped commands. + +## Getting Started + +Download the latest [`argparse.hpp`](www.google.com) and include it in your project. + +## Features + +- [x] allow (default) / disallow (`Parser::no_unrecognize()`) unrecognized options and flags +- [x] optional/required (`PosnlBase::required()`) positional arguments +- [x] flags with `-s`, `--long-flag` formats +- [x] options with `--long-opt val` format +- [x] positional arguments +- [x] `--` to stop parsing options and flags +- [x] modify `argc`/`argv` (disable with `Parser::no_consume()`) +- Option Types + - [x] `int` + - [x] `size_t` + - [x] `float` + - [x] `double` + - [x] `std::string` + +## Roadmap + +- [ ] examples +- [ ] Help string output +- [ ] support --long-option=value +- [ ] have the last positional argument fill a vector with remaining diff --git a/ci/build.sh b/ci/build.sh new file mode 100755 index 0000000..d163976 --- /dev/null +++ b/ci/build.sh @@ -0,0 +1,19 @@ +set -x -e + +source ci/env.sh + +which g++ +which nvcc +which cmake + +g++ --version +nvcc --version +cmake --version + +mkdir build +cd build +cmake .. \ + -DCMAKE_BUILD_TYPE=$BUILD_TYPE \ + -DCMAKE_PREFIX_PATH=$OPENMPI_PATH \ + -DMPI_HOME=/usr/lib/x86_64-linux-gnu/openmpi/ +make VERBOSE=1 \ No newline at end of file diff --git a/ci/env.sh b/ci/env.sh new file mode 100644 index 0000000..1bb34e1 --- /dev/null +++ b/ci/env.sh @@ -0,0 +1,8 @@ +OPENMPI_PREFIX=$HOME/openmpi +CMAKE_PREFIX=$HOME/cmake + +export PATH=/usr/local/cuda/bin:$PATH +export LD_LIBRARY_PATH=/usr/local/cuda/lib64:$LD_LIBRARY_PATH + +export PATH=$OPENMPI_PREFIX/bin:$PATH +export PATH=$CMAKE_PREFIX/bin:$PATH \ No newline at end of file diff --git a/ci/install_deps.sh b/ci/install_deps.sh new file mode 100755 index 0000000..5b7c1c1 --- /dev/null +++ b/ci/install_deps.sh @@ -0,0 +1,40 @@ +set -x -e + +source ci/env.sh + +# Install Cmake if it doesn't exist +mkdir -p $CMAKE_PREFIX +if [[ ! -f $CMAKE_PREFIX/bin/cmake ]]; then + if [[ $TRAVIS_CPU_ARCH == "ppc64le" ]]; then + wget -qSL https://cmake.org/files/v3.13/cmake-3.13.5.tar.gz -O cmake.tar.gz + tar -xf cmake.tar.gz --strip-components=1 -C $CMAKE_PREFIX + rm cmake.tar.gz + cd $CMAKE_PREFIX + ./bootstrap --prefix=$CMAKE_PREFIX + make -j `nproc` install + elif [[ $TRAVIS_CPU_ARCH == "amd64" ]]; then + wget -qSL https://cmake.org/files/v3.13/cmake-3.13.5-Linux-x86_64.tar.gz -O cmake.tar.gz + tar -xf cmake.tar.gz --strip-components=1 -C $CMAKE_PREFIX + rm cmake.tar.gz + fi +fi +cd $HOME + +sudo apt-get update +sudo apt-get install -y --no-install-recommends \ + libopenmpi-dev openmpi-bin + +## install CUDA +sudo apt-key adv --fetch-keys http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1604/x86_64/7fa2af80.pub + +if [[ $TRAVIS_CPU_ARCH == "ppc64le" ]]; then + CUDA102="https://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/ppc64el/cuda-repo-ubuntu1804_10.2.89-1_ppc64el.deb" +elif [[ $TRAVIS_CPU_ARCH == "amd64" ]]; then + CUDA102="http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1804/x86_64/cuda-repo-ubuntu1804_10.2.89-1_amd64.deb" +fi + +wget -SL $CUDA102 -O cuda.deb +sudo dpkg -i cuda.deb +sudo apt-get update +sudo apt-get install -y --no-install-recommends \ + cuda-toolkit-10-2 diff --git a/ci/test.sh b/ci/test.sh new file mode 100755 index 0000000..d3d5ba7 --- /dev/null +++ b/ci/test.sh @@ -0,0 +1,4 @@ +set -x + +cd build +make test \ No newline at end of file diff --git a/include/argparse/argparse.hpp b/include/argparse/argparse.hpp new file mode 100644 index 0000000..22cbe9d --- /dev/null +++ b/include/argparse/argparse.hpp @@ -0,0 +1,274 @@ +#pragma once + +#include +#include +#include +#include + + + + +class OptionBase { +public: + virtual void set_val(const std::string &valStr) = 0; + virtual const std::string &long_str() = 0; +}; + +template class Option : public OptionBase { + std::string long_; + T *val_; + +public: + Option(T &val, const std::string &l) : long_(l), val_(&val) {} + void set_val(const std::string &val) override { set_val((T *)nullptr, val); } + const std::string &long_str() override { + return long_; + } + +private: + void set_val(size_t *, const std::string &val) { // convert to size_t + *val_ = std::stoull(val); + } + void set_val(double *, const std::string &val) { // convert to double + *val_ = std::stod(val); + } + void set_val(float *, const std::string &val) { // convert to float + *val_ = std::stof(val); + } + void set_val(int *, const std::string &val) { // convert to int + *val_ = std::stoi(val); + } + void set_val(std::string *, const std::string &val) { // convert to string + *val_ = val; + } +}; + +class Flag { + std::string long_; + std::string short_; + std::string help_; + bool *val_; + +public: + Flag(bool &val, const std::string &l, const std::string &s) : long_(l), short_(s), val_(&val) {} + + const std::string &long_str() const noexcept { return long_; } + const std::string &short_str() const noexcept { return short_; } + + void set() const noexcept { *val_ = true; } + + void help(const std::string &s) { + help_ = s; + } + + const std::string &help_str() const noexcept { + return help_; + } +}; + +class PosnlBase { +public: + virtual bool is_required() = 0; + virtual PosnlBase *required() = 0; + virtual void set_val(const std::string &val) = 0; +}; + +template class Positional : public PosnlBase { + bool required_; + T *val_; + +public: + Positional(T &val) : required_(false), val_(&val) {} + + PosnlBase *required() override { + required_ = true; + return this; + } + + bool is_required() override { return required_; } + + // use nullpointer type to disambiguate call + // https://stackoverflow.com/questions/5512910/explicit-specialization-of-template-class-member-function + void set_val(const std::string &val) { set_val((T *)nullptr, val); } + +private: + // https://stackoverflow.com/questions/5512910/explicit-specialization-of-template-class-member-function + template + void get_as(C *, const std::string &val) { // to be overridden + } + void set_val(size_t *, const std::string &val) { // convert to size_t + *val_ = std::stoull(val); + } + void set_val(double *, const std::string &val) { // convert to double + *val_ = std::stod(val); + } + void set_val(float *, const std::string &val) { // convert to float + *val_ = std::stof(val); + } + void set_val(int *, const std::string &val) { // convert to int + *val_ = std::stoi(val); + } + void set_val(std::string *, const std::string &val) { // convert to string + *val_ = val; + } +}; + +class Parser { + + std::string description_; + bool noUnrecognized_; // error on unrecognized flags / opts + bool help_; // help has been requested + bool consume_; // remove consumed values from argc, argv + + std::vector opts_; + std::vector flags_; + std::vector posnls_; + + static bool starts_with(const std::string &s, const std::string &prefix) { + if (s.rfind(prefix, 0) == 0) { + return true; + } + return false; + } + + OptionBase *match_opt(const char *arg) const { + std::string sarg(arg); + for (int64_t i = int64_t(opts_.size()) - 1; i >= 0; --i) { + if (opts_[i]->long_str() == sarg) { + return opts_[i]; + } + } + return nullptr; + } + + Flag *match_flag(const char *arg) { + std::string sarg(arg); + for (int64_t i = int64_t(flags_.size()) - 1; i >= 0; --i) { + if (flags_[i].long_str() == sarg || flags_[i].short_str() == sarg) { + return &flags_[i]; + } + } + return nullptr; + } + +public: + + Parser() : noUnrecognized_(false), help_(false), consume_(true) { + add_flag(help_, "--help", "-h")->help("Print help message"); + } + Parser(const std::string &description) : description_(description), noUnrecognized_(false), help_(false), consume_(true) { + add_flag(help_, "--help", "-h")->help("Print help message"); + } + + bool parse(int &argc, char ** argv) { + + std::vector newArgv; + if (argc > 0) { + newArgv.push_back(argv[0]); + } + + size_t pi = 0; // positional argument position + bool optsOkay = true; // okay to interpret as opt/flag + for (int i = 1; i < argc; ++i) { + + // '--' indicates only positional arguments follow + if (argv[i] == std::string("--")) { + optsOkay = false; + continue; + } + // try interpreting as a flag or option if it looks like one + if (optsOkay && starts_with(argv[i], "-")) { + OptionBase *opt = match_opt(argv[i]); + if (opt) { + opt->set_val(argv[i + 1]); + ++i; + continue; + } + Flag *flag = match_flag(argv[i]); + if (flag) { + flag->set(); + continue; + } + newArgv.push_back(argv[i]); + if (noUnrecognized_) { + std::cerr << "unrecognized " << argv[i] << "\n"; + return false; + } + } else { // otherwise try it as positional + if (pi < posnls_.size()) { + posnls_[pi]->set_val(argv[i]); + ++pi; + } else { + newArgv.push_back(argv[i]); + std::cerr << "encountered unexpected positional argument " << pi << ": " << argv[i] + << "\n"; + } + } + } + + for (; pi < posnls_.size(); ++pi) { + if (posnls_[pi]->is_required()) { + std::cerr << "missing required positional argument " << pi << "\n"; + return false; + } + } + + if (consume_) { + argc = newArgv.size(); + for (int i = 0; i < argc; ++i) { + argv[i] = newArgv[i]; + } + } + + + return true; + }; + + template void add_option(T &val, const std::string &l) { + opts_.push_back(new Option(val, l)); + } + + Flag *add_flag(bool &val, const std::string &l, const std::string &s = "") { + flags_.push_back(Flag(val, l, s)); + return &(flags_.back()); + } + + template PosnlBase *add_positional(T &val) { + posnls_.push_back(new Positional(val)); + return posnls_.back(); + } + + std::string help() const { + std::stringstream ss; + + ss << description_ << "\n"; + + for (auto &o : opts_) { + ss << o->long_str() << "\n"; + } + + for (auto &f : flags_) { + ss << " " << f.short_str() << ", " << f.long_str(); + ss << "\t\t" << f.help_str(); + ss << "\n"; + } + + return ss.str(); + } + + /*! \brief error on unrecognized flags and options + */ + void no_unrecognized() { + noUnrecognized_ = true; + } + + /*! \brief don't modify argc/argv + */ + void no_consume() { + consume_ = false; + } + + bool need_help() const noexcept { + return help_; + } +}; diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt new file mode 100644 index 0000000..6a48fc5 --- /dev/null +++ b/test/CMakeLists.txt @@ -0,0 +1,32 @@ +macro(add_args tgt) +target_compile_options( + ${tgt} + PUBLIC + -Wall; + -Wextra; + -Wpedantic; + -Wcast-align; + -Wdisabled-optimization; + -Winit-self; + -Wlogical-op; + -Wmissing-include-dirs; + -Woverloaded-virtual; + -Wpointer-arith; + -Wshadow; + -Wstrict-aliasing; + -Wswitch-enum; + -Wundef; + -Wvla; + -Wformat=2; +) +endmacro() + + +add_executable(test_all test_main.cpp + test_argparse.cpp +) +add_args(test_all) +target_include_directories(test_all SYSTEM PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/../include) +target_include_directories(test_all SYSTEM PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/../thirdparty) +add_test(NAME test_all COMMAND test_all -a) + diff --git a/test/test_argparse.cpp b/test/test_argparse.cpp new file mode 100644 index 0000000..8732e89 --- /dev/null +++ b/test/test_argparse.cpp @@ -0,0 +1,132 @@ +#include "catch2/catch.hpp" + +#include + +#include "argparse/argparse.hpp" + +TEST_CASE("argparse") { + + SECTION("types") { + char *argv[] = { + "some-exe", "--campi", "--f", "10", "1.7", "1.8", + "--", // stop looking for options + "--a string", + "-6", + }; + int argc = sizeof(argv) / sizeof(argv[0]); + + Parser p; + + bool campi = false; + size_t x; + double d; + float f; + int i; + std::string s; + p.add_flag(campi, "--campi"); + p.add_positional(x); + p.add_positional(d); + p.add_positional(f); + p.add_positional(s); + p.add_positional(i); + REQUIRE(p.parse(argc, argv)); + + REQUIRE(campi == true); + REQUIRE(x == 10); + REQUIRE(d == 1.7); + REQUIRE(f == 1.8f); + REQUIRE(s == "--a string"); + REQUIRE(i == -6); + REQUIRE(p.need_help() == false); + + REQUIRE(argc == 2); // does not use --f or some-exe + } + + SECTION("no args") { + char *argv[] = {nullptr}; + int argc = sizeof(argv) / sizeof(argv[0]); + Parser p; + REQUIRE(p.parse(argc, argv)); + } + + + SECTION("description") { + char *argv[] = { + "some-exe", + }; + int argc = sizeof(argv) / sizeof(argv[0]); + + Parser p("a test program"); + REQUIRE(p.parse(argc, argv)); + } + + SECTION("skip-first") { + char *argv[] = {"some-exe"}; + int argc = sizeof(argv) / sizeof(argv[0]); + + Parser p; + p.no_unrecognized(); + REQUIRE(p.parse(argc, argv)); + } + + SECTION("no-unrecognized") { + char *argv[] = {"some-exe", "-f"}; + int argc = sizeof(argv) / sizeof(argv[0]); + + Parser p; + p.no_unrecognized(); + REQUIRE(false == p.parse(argc, argv)); + } + + SECTION("missing-reqd-posnl") { + char *argv[] = {"some-exe", "a"}; + int argc = sizeof(argv) / sizeof(argv[0]); + + std::string a; + std::string b; + + Parser p; + p.add_positional(a)->required(); + p.add_positional(b)->required(); + REQUIRE(false == p.parse(argc, argv)); + } + + SECTION("-h") { + char *argv[] = {"some-exe", "-h"}; + int argc = sizeof(argv) / sizeof(argv[0]); + + std::string a; + std::string b; + + Parser p; + REQUIRE(true == p.parse(argc, argv)); + REQUIRE(p.need_help()); + + std::cerr << p.help() << "\n"; + } + + SECTION("--help") { + char *argv[] = {"some-exe", "--help"}; + int argc = sizeof(argv) / sizeof(argv[0]); + + std::string a; + std::string b; + + Parser p; + REQUIRE(true == p.parse(argc, argv)); + REQUIRE(p.need_help()); + } + + SECTION("--help") { + char *argv[] = {"some-exe", "--help", "--"}; + int argc = sizeof(argv) / sizeof(argv[0]); + + std::string a; + std::string b; + + Parser p; + REQUIRE(true == p.parse(argc, argv)); + REQUIRE(p.need_help()); + } + +} diff --git a/test/test_main.cpp b/test/test_main.cpp new file mode 100644 index 0000000..aca8cf3 --- /dev/null +++ b/test/test_main.cpp @@ -0,0 +1,2 @@ +#define CATCH_CONFIG_MAIN // This tells Catch to provide a main() - only do this in one cpp file +#include "catch2/catch.hpp" diff --git a/thirdparty/catch2/catch.hpp b/thirdparty/catch2/catch.hpp new file mode 100644 index 0000000..0b61268 --- /dev/null +++ b/thirdparty/catch2/catch.hpp @@ -0,0 +1,17596 @@ +/* + * Catch v2.11.0 + * Generated: 2019-11-15 15:01:56.628356 + * ---------------------------------------------------------- + * This file has been merged from multiple headers. Please don't edit it directly + * Copyright (c) 2019 Two Blue Cubes Ltd. All rights reserved. + * + * Distributed under the Boost Software License, Version 1.0. (See accompanying + * file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) + */ +#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED +#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED +// start catch.hpp + + +#define CATCH_VERSION_MAJOR 2 +#define CATCH_VERSION_MINOR 11 +#define CATCH_VERSION_PATCH 0 + +#ifdef __clang__ +# pragma clang system_header +#elif defined __GNUC__ +# pragma GCC system_header +#endif + +// start catch_suppress_warnings.h + +#ifdef __clang__ +# ifdef __ICC // icpc defines the __clang__ macro +# pragma warning(push) +# pragma warning(disable: 161 1682) +# else // __ICC +# pragma clang diagnostic push +# pragma clang diagnostic ignored "-Wpadded" +# pragma clang diagnostic ignored "-Wswitch-enum" +# pragma clang diagnostic ignored "-Wcovered-switch-default" +# endif +#elif defined __GNUC__ + // Because REQUIREs trigger GCC's -Wparentheses, and because still + // supported version of g++ have only buggy support for _Pragmas, + // Wparentheses have to be suppressed globally. +# pragma GCC diagnostic ignored "-Wparentheses" // See #674 for details + +# pragma GCC diagnostic push +# pragma GCC diagnostic ignored "-Wunused-variable" +# pragma GCC diagnostic ignored "-Wpadded" +#endif +// end catch_suppress_warnings.h +#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER) +# define CATCH_IMPL +# define CATCH_CONFIG_ALL_PARTS +#endif + +// In the impl file, we want to have access to all parts of the headers +// Can also be used to sanely support PCHs +#if defined(CATCH_CONFIG_ALL_PARTS) +# define CATCH_CONFIG_EXTERNAL_INTERFACES +# if defined(CATCH_CONFIG_DISABLE_MATCHERS) +# undef CATCH_CONFIG_DISABLE_MATCHERS +# endif +# if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER) +# define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER +# endif +#endif + +#if !defined(CATCH_CONFIG_IMPL_ONLY) +// start catch_platform.h + +#ifdef __APPLE__ +# include +# if TARGET_OS_OSX == 1 +# define CATCH_PLATFORM_MAC +# elif TARGET_OS_IPHONE == 1 +# define CATCH_PLATFORM_IPHONE +# endif + +#elif defined(linux) || defined(__linux) || defined(__linux__) +# define CATCH_PLATFORM_LINUX + +#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) || defined(__MINGW32__) +# define CATCH_PLATFORM_WINDOWS +#endif + +// end catch_platform.h + +#ifdef CATCH_IMPL +# ifndef CLARA_CONFIG_MAIN +# define CLARA_CONFIG_MAIN_NOT_DEFINED +# define CLARA_CONFIG_MAIN +# endif +#endif + +// start catch_user_interfaces.h + +namespace Catch { + unsigned int rngSeed(); +} + +// end catch_user_interfaces.h +// start catch_tag_alias_autoregistrar.h + +// start catch_common.h + +// start catch_compiler_capabilities.h + +// Detect a number of compiler features - by compiler +// The following features are defined: +// +// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported? +// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported? +// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported? +// CATCH_CONFIG_DISABLE_EXCEPTIONS : Are exceptions enabled? +// **************** +// Note to maintainers: if new toggles are added please document them +// in configuration.md, too +// **************** + +// In general each macro has a _NO_ form +// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature. +// Many features, at point of detection, define an _INTERNAL_ macro, so they +// can be combined, en-mass, with the _NO_ forms later. + +#ifdef __cplusplus + +# if (__cplusplus >= 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L) +# define CATCH_CPP14_OR_GREATER +# endif + +# if (__cplusplus >= 201703L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L) +# define CATCH_CPP17_OR_GREATER +# endif + +#endif + +#if defined(CATCH_CPP17_OR_GREATER) +# define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS +#endif + +// We have to avoid both ICC and Clang, because they try to mask themselves +// as gcc, and we want only GCC in this block +#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) +# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic push" ) +# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic pop" ) +#endif + +#if defined(__clang__) + +# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic push" ) +# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic pop" ) + +# define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + _Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \ + _Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"") + +# define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \ + _Pragma( "clang diagnostic ignored \"-Wparentheses\"" ) + +# define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \ + _Pragma( "clang diagnostic ignored \"-Wunused-variable\"" ) + +# define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \ + _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" ) + +# define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \ + _Pragma( "clang diagnostic ignored \"-Wunused-template\"" ) + +#endif // __clang__ + +//////////////////////////////////////////////////////////////////////////////// +// Assume that non-Windows platforms support posix signals by default +#if !defined(CATCH_PLATFORM_WINDOWS) + #define CATCH_INTERNAL_CONFIG_POSIX_SIGNALS +#endif + +//////////////////////////////////////////////////////////////////////////////// +// We know some environments not to support full POSIX signals +#if defined(__CYGWIN__) || defined(__QNX__) || defined(__EMSCRIPTEN__) || defined(__DJGPP__) + #define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS +#endif + +#ifdef __OS400__ +# define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS +# define CATCH_CONFIG_COLOUR_NONE +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Android somehow still does not support std::to_string +#if defined(__ANDROID__) +# define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING +# define CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Not all Windows environments support SEH properly +#if defined(__MINGW32__) +# define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH +#endif + +//////////////////////////////////////////////////////////////////////////////// +// PS4 +#if defined(__ORBIS__) +# define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE +#endif + +//////////////////////////////////////////////////////////////////////////////// +// Cygwin +#ifdef __CYGWIN__ + +// Required for some versions of Cygwin to declare gettimeofday +// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin +# define _BSD_SOURCE +// some versions of cygwin (most) do not support std::to_string. Use the libstd check. +// https://gcc.gnu.org/onlinedocs/gcc-4.8.2/libstdc++/api/a01053_source.html line 2812-2813 +# if !((__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99) \ + && !defined(_GLIBCXX_HAVE_BROKEN_VSWPRINTF)) + +# define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING + +# endif +#endif // __CYGWIN__ + +//////////////////////////////////////////////////////////////////////////////// +// Visual C++ +#if defined(_MSC_VER) + +# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION __pragma( warning(push) ) +# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION __pragma( warning(pop) ) + +# if _MSC_VER >= 1900 // Visual Studio 2015 or newer +# define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS +# endif + +// Universal Windows platform does not support SEH +// Or console colours (or console at all...) +# if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP) +# define CATCH_CONFIG_COLOUR_NONE +# else +# define CATCH_INTERNAL_CONFIG_WINDOWS_SEH +# endif + +// MSVC traditional preprocessor needs some workaround for __VA_ARGS__ +// _MSVC_TRADITIONAL == 0 means new conformant preprocessor +// _MSVC_TRADITIONAL == 1 means old traditional non-conformant preprocessor +# if !defined(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL) +# define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR +# endif +#endif // _MSC_VER + +#if defined(_REENTRANT) || defined(_MSC_VER) +// Enable async processing, as -pthread is specified or no additional linking is required +# define CATCH_INTERNAL_CONFIG_USE_ASYNC +#endif // _MSC_VER + +//////////////////////////////////////////////////////////////////////////////// +// Check if we are compiled with -fno-exceptions or equivalent +#if defined(__EXCEPTIONS) || defined(__cpp_exceptions) || defined(_CPPUNWIND) +# define CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED +#endif + +//////////////////////////////////////////////////////////////////////////////// +// DJGPP +#ifdef __DJGPP__ +# define CATCH_INTERNAL_CONFIG_NO_WCHAR +#endif // __DJGPP__ + +//////////////////////////////////////////////////////////////////////////////// +// Embarcadero C++Build +#if defined(__BORLANDC__) + #define CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN +#endif + +//////////////////////////////////////////////////////////////////////////////// + +// Use of __COUNTER__ is suppressed during code analysis in +// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly +// handled by it. +// Otherwise all supported compilers support COUNTER macro, +// but user still might want to turn it off +#if ( !defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L ) + #define CATCH_INTERNAL_CONFIG_COUNTER +#endif + +//////////////////////////////////////////////////////////////////////////////// + +// RTX is a special version of Windows that is real time. +// This means that it is detected as Windows, but does not provide +// the same set of capabilities as real Windows does. +#if defined(UNDER_RTSS) || defined(RTX64_BUILD) + #define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH + #define CATCH_INTERNAL_CONFIG_NO_ASYNC + #define CATCH_CONFIG_COLOUR_NONE +#endif + +#if defined(__UCLIBC__) +#define CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER +#endif + +// Various stdlib support checks that require __has_include +#if defined(__has_include) + // Check if string_view is available and usable + #if __has_include() && defined(CATCH_CPP17_OR_GREATER) + # define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW + #endif + + // Check if optional is available and usable + # if __has_include() && defined(CATCH_CPP17_OR_GREATER) + # define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL + # endif // __has_include() && defined(CATCH_CPP17_OR_GREATER) + + // Check if byte is available and usable + # if __has_include() && defined(CATCH_CPP17_OR_GREATER) + # define CATCH_INTERNAL_CONFIG_CPP17_BYTE + # endif // __has_include() && defined(CATCH_CPP17_OR_GREATER) + + // Check if variant is available and usable + # if __has_include() && defined(CATCH_CPP17_OR_GREATER) + # if defined(__clang__) && (__clang_major__ < 8) + // work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852 + // fix should be in clang 8, workaround in libstdc++ 8.2 + # include + # if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9) + # define CATCH_CONFIG_NO_CPP17_VARIANT + # else + # define CATCH_INTERNAL_CONFIG_CPP17_VARIANT + # endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9) + # else + # define CATCH_INTERNAL_CONFIG_CPP17_VARIANT + # endif // defined(__clang__) && (__clang_major__ < 8) + # endif // __has_include() && defined(CATCH_CPP17_OR_GREATER) +#endif // defined(__has_include) + +#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER) +# define CATCH_CONFIG_COUNTER +#endif +#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && !defined(CATCH_CONFIG_WINDOWS_SEH) && !defined(CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH) +# define CATCH_CONFIG_WINDOWS_SEH +#endif +// This is set by default, because we assume that unix compilers are posix-signal-compatible by default. +#if defined(CATCH_INTERNAL_CONFIG_POSIX_SIGNALS) && !defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_POSIX_SIGNALS) +# define CATCH_CONFIG_POSIX_SIGNALS +#endif +// This is set by default, because we assume that compilers with no wchar_t support are just rare exceptions. +#if !defined(CATCH_INTERNAL_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_WCHAR) +# define CATCH_CONFIG_WCHAR +#endif + +#if !defined(CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_CPP11_TO_STRING) +# define CATCH_CONFIG_CPP11_TO_STRING +#endif + +#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_CPP17_OPTIONAL) +# define CATCH_CONFIG_CPP17_OPTIONAL +#endif + +#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) +# define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS +#endif + +#if defined(CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_NO_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_CPP17_STRING_VIEW) +# define CATCH_CONFIG_CPP17_STRING_VIEW +#endif + +#if defined(CATCH_INTERNAL_CONFIG_CPP17_VARIANT) && !defined(CATCH_CONFIG_NO_CPP17_VARIANT) && !defined(CATCH_CONFIG_CPP17_VARIANT) +# define CATCH_CONFIG_CPP17_VARIANT +#endif + +#if defined(CATCH_INTERNAL_CONFIG_CPP17_BYTE) && !defined(CATCH_CONFIG_NO_CPP17_BYTE) && !defined(CATCH_CONFIG_CPP17_BYTE) +# define CATCH_CONFIG_CPP17_BYTE +#endif + +#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT) +# define CATCH_INTERNAL_CONFIG_NEW_CAPTURE +#endif + +#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) && !defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NEW_CAPTURE) +# define CATCH_CONFIG_NEW_CAPTURE +#endif + +#if !defined(CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) +# define CATCH_CONFIG_DISABLE_EXCEPTIONS +#endif + +#if defined(CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_NO_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_POLYFILL_ISNAN) +# define CATCH_CONFIG_POLYFILL_ISNAN +#endif + +#if defined(CATCH_INTERNAL_CONFIG_USE_ASYNC) && !defined(CATCH_INTERNAL_CONFIG_NO_ASYNC) && !defined(CATCH_CONFIG_NO_USE_ASYNC) && !defined(CATCH_CONFIG_USE_ASYNC) +# define CATCH_CONFIG_USE_ASYNC +#endif + +#if defined(CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_NO_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_ANDROID_LOGWRITE) +# define CATCH_CONFIG_ANDROID_LOGWRITE +#endif + +#if defined(CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_NO_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_GLOBAL_NEXTAFTER) +# define CATCH_CONFIG_GLOBAL_NEXTAFTER +#endif + +// Even if we do not think the compiler has that warning, we still have +// to provide a macro that can be used by the code. +#if !defined(CATCH_INTERNAL_START_WARNINGS_SUPPRESSION) +# define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION +#endif +#if !defined(CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION) +# define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION +#endif +#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS +#endif +#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS +#endif +#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS +#endif +#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS +#endif + +#if defined(__APPLE__) && defined(__apple_build_version__) && (__clang_major__ < 10) +# undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS +#elif defined(__clang__) && (__clang_major__ < 5) +# undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS +#endif + +#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS) +# define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS +#endif + +#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) +#define CATCH_TRY if ((true)) +#define CATCH_CATCH_ALL if ((false)) +#define CATCH_CATCH_ANON(type) if ((false)) +#else +#define CATCH_TRY try +#define CATCH_CATCH_ALL catch (...) +#define CATCH_CATCH_ANON(type) catch (type) +#endif + +#if defined(CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_NO_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) +#define CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR +#endif + +// end catch_compiler_capabilities.h +#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line +#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) +#ifdef CATCH_CONFIG_COUNTER +# define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __COUNTER__ ) +#else +# define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ ) +#endif + +#include +#include +#include + +// We need a dummy global operator<< so we can bring it into Catch namespace later +struct Catch_global_namespace_dummy {}; +std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy); + +namespace Catch { + + struct CaseSensitive { enum Choice { + Yes, + No + }; }; + + class NonCopyable { + NonCopyable( NonCopyable const& ) = delete; + NonCopyable( NonCopyable && ) = delete; + NonCopyable& operator = ( NonCopyable const& ) = delete; + NonCopyable& operator = ( NonCopyable && ) = delete; + + protected: + NonCopyable(); + virtual ~NonCopyable(); + }; + + struct SourceLineInfo { + + SourceLineInfo() = delete; + SourceLineInfo( char const* _file, std::size_t _line ) noexcept + : file( _file ), + line( _line ) + {} + + SourceLineInfo( SourceLineInfo const& other ) = default; + SourceLineInfo& operator = ( SourceLineInfo const& ) = default; + SourceLineInfo( SourceLineInfo&& ) noexcept = default; + SourceLineInfo& operator = ( SourceLineInfo&& ) noexcept = default; + + bool empty() const noexcept { return file[0] == '\0'; } + bool operator == ( SourceLineInfo const& other ) const noexcept; + bool operator < ( SourceLineInfo const& other ) const noexcept; + + char const* file; + std::size_t line; + }; + + std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ); + + // Bring in operator<< from global namespace into Catch namespace + // This is necessary because the overload of operator<< above makes + // lookup stop at namespace Catch + using ::operator<<; + + // Use this in variadic streaming macros to allow + // >> +StreamEndStop + // as well as + // >> stuff +StreamEndStop + struct StreamEndStop { + std::string operator+() const; + }; + template + T const& operator + ( T const& value, StreamEndStop ) { + return value; + } +} + +#define CATCH_INTERNAL_LINEINFO \ + ::Catch::SourceLineInfo( __FILE__, static_cast( __LINE__ ) ) + +// end catch_common.h +namespace Catch { + + struct RegistrarForTagAliases { + RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo ); + }; + +} // end namespace Catch + +#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) \ + CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \ + CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \ + namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \ + CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION + +// end catch_tag_alias_autoregistrar.h +// start catch_test_registry.h + +// start catch_interfaces_testcase.h + +#include + +namespace Catch { + + class TestSpec; + + struct ITestInvoker { + virtual void invoke () const = 0; + virtual ~ITestInvoker(); + }; + + class TestCase; + struct IConfig; + + struct ITestCaseRegistry { + virtual ~ITestCaseRegistry(); + virtual std::vector const& getAllTests() const = 0; + virtual std::vector const& getAllTestsSorted( IConfig const& config ) const = 0; + }; + + bool isThrowSafe( TestCase const& testCase, IConfig const& config ); + bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config ); + std::vector filterTests( std::vector const& testCases, TestSpec const& testSpec, IConfig const& config ); + std::vector const& getAllTestCasesSorted( IConfig const& config ); + +} + +// end catch_interfaces_testcase.h +// start catch_stringref.h + +#include +#include +#include +#include + +namespace Catch { + + /// A non-owning string class (similar to the forthcoming std::string_view) + /// Note that, because a StringRef may be a substring of another string, + /// it may not be null terminated. + class StringRef { + public: + using size_type = std::size_t; + using const_iterator = const char*; + + private: + static constexpr char const* const s_empty = ""; + + char const* m_start = s_empty; + size_type m_size = 0; + + public: // construction + constexpr StringRef() noexcept = default; + + StringRef( char const* rawChars ) noexcept; + + constexpr StringRef( char const* rawChars, size_type size ) noexcept + : m_start( rawChars ), + m_size( size ) + {} + + StringRef( std::string const& stdString ) noexcept + : m_start( stdString.c_str() ), + m_size( stdString.size() ) + {} + + explicit operator std::string() const { + return std::string(m_start, m_size); + } + + public: // operators + auto operator == ( StringRef const& other ) const noexcept -> bool; + auto operator != (StringRef const& other) const noexcept -> bool { + return !(*this == other); + } + + auto operator[] ( size_type index ) const noexcept -> char { + assert(index < m_size); + return m_start[index]; + } + + public: // named queries + constexpr auto empty() const noexcept -> bool { + return m_size == 0; + } + constexpr auto size() const noexcept -> size_type { + return m_size; + } + + // Returns the current start pointer. If the StringRef is not + // null-terminated, throws std::domain_exception + auto c_str() const -> char const*; + + public: // substrings and searches + // Returns a substring of [start, start + length). + // If start + length > size(), then the substring is [start, size()). + // If start > size(), then the substring is empty. + auto substr( size_type start, size_type length ) const noexcept -> StringRef; + + // Returns the current start pointer. May not be null-terminated. + auto data() const noexcept -> char const*; + + constexpr auto isNullTerminated() const noexcept -> bool { + return m_start[m_size] == '\0'; + } + + public: // iterators + constexpr const_iterator begin() const { return m_start; } + constexpr const_iterator end() const { return m_start + m_size; } + }; + + auto operator += ( std::string& lhs, StringRef const& sr ) -> std::string&; + auto operator << ( std::ostream& os, StringRef const& sr ) -> std::ostream&; + + constexpr auto operator "" _sr( char const* rawChars, std::size_t size ) noexcept -> StringRef { + return StringRef( rawChars, size ); + } +} // namespace Catch + +constexpr auto operator "" _catch_sr( char const* rawChars, std::size_t size ) noexcept -> Catch::StringRef { + return Catch::StringRef( rawChars, size ); +} + +// end catch_stringref.h +// start catch_preprocessor.hpp + + +#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__ +#define CATCH_RECURSION_LEVEL1(...) CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__))) +#define CATCH_RECURSION_LEVEL2(...) CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__))) +#define CATCH_RECURSION_LEVEL3(...) CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(__VA_ARGS__))) +#define CATCH_RECURSION_LEVEL4(...) CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(__VA_ARGS__))) +#define CATCH_RECURSION_LEVEL5(...) CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(__VA_ARGS__))) + +#ifdef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR +#define INTERNAL_CATCH_EXPAND_VARGS(...) __VA_ARGS__ +// MSVC needs more evaluations +#define CATCH_RECURSION_LEVEL6(...) CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(__VA_ARGS__))) +#define CATCH_RECURSE(...) CATCH_RECURSION_LEVEL6(CATCH_RECURSION_LEVEL6(__VA_ARGS__)) +#else +#define CATCH_RECURSE(...) CATCH_RECURSION_LEVEL5(__VA_ARGS__) +#endif + +#define CATCH_REC_END(...) +#define CATCH_REC_OUT + +#define CATCH_EMPTY() +#define CATCH_DEFER(id) id CATCH_EMPTY() + +#define CATCH_REC_GET_END2() 0, CATCH_REC_END +#define CATCH_REC_GET_END1(...) CATCH_REC_GET_END2 +#define CATCH_REC_GET_END(...) CATCH_REC_GET_END1 +#define CATCH_REC_NEXT0(test, next, ...) next CATCH_REC_OUT +#define CATCH_REC_NEXT1(test, next) CATCH_DEFER ( CATCH_REC_NEXT0 ) ( test, next, 0) +#define CATCH_REC_NEXT(test, next) CATCH_REC_NEXT1(CATCH_REC_GET_END test, next) + +#define CATCH_REC_LIST0(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ ) +#define CATCH_REC_LIST1(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0) ) ( f, peek, __VA_ARGS__ ) +#define CATCH_REC_LIST2(f, x, peek, ...) f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ ) + +#define CATCH_REC_LIST0_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ ) +#define CATCH_REC_LIST1_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0_UD) ) ( f, userdata, peek, __VA_ARGS__ ) +#define CATCH_REC_LIST2_UD(f, userdata, x, peek, ...) f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ ) + +// Applies the function macro `f` to each of the remaining parameters, inserts commas between the results, +// and passes userdata as the first parameter to each invocation, +// e.g. CATCH_REC_LIST_UD(f, x, a, b, c) evaluates to f(x, a), f(x, b), f(x, c) +#define CATCH_REC_LIST_UD(f, userdata, ...) CATCH_RECURSE(CATCH_REC_LIST2_UD(f, userdata, __VA_ARGS__, ()()(), ()()(), ()()(), 0)) + +#define CATCH_REC_LIST(f, ...) CATCH_RECURSE(CATCH_REC_LIST2(f, __VA_ARGS__, ()()(), ()()(), ()()(), 0)) + +#define INTERNAL_CATCH_EXPAND1(param) INTERNAL_CATCH_EXPAND2(param) +#define INTERNAL_CATCH_EXPAND2(...) INTERNAL_CATCH_NO## __VA_ARGS__ +#define INTERNAL_CATCH_DEF(...) INTERNAL_CATCH_DEF __VA_ARGS__ +#define INTERNAL_CATCH_NOINTERNAL_CATCH_DEF +#define INTERNAL_CATCH_STRINGIZE(...) INTERNAL_CATCH_STRINGIZE2(__VA_ARGS__) +#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR +#define INTERNAL_CATCH_STRINGIZE2(...) #__VA_ARGS__ +#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) +#else +// MSVC is adding extra space and needs another indirection to expand INTERNAL_CATCH_NOINTERNAL_CATCH_DEF +#define INTERNAL_CATCH_STRINGIZE2(...) INTERNAL_CATCH_STRINGIZE3(__VA_ARGS__) +#define INTERNAL_CATCH_STRINGIZE3(...) #__VA_ARGS__ +#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) (INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) + 1) +#endif + +#define INTERNAL_CATCH_MAKE_NAMESPACE2(...) ns_##__VA_ARGS__ +#define INTERNAL_CATCH_MAKE_NAMESPACE(name) INTERNAL_CATCH_MAKE_NAMESPACE2(name) + +#define INTERNAL_CATCH_REMOVE_PARENS(...) INTERNAL_CATCH_EXPAND1(INTERNAL_CATCH_DEF __VA_ARGS__) + +#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR +#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) decltype(get_wrapper()) +#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__)) +#else +#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) INTERNAL_CATCH_EXPAND_VARGS(decltype(get_wrapper())) +#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__))) +#endif + +#define INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(...)\ + CATCH_REC_LIST(INTERNAL_CATCH_MAKE_TYPE_LIST,__VA_ARGS__) + +#define INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_0) INTERNAL_CATCH_REMOVE_PARENS(_0) +#define INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_0, _1) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_1) +#define INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_0, _1, _2) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_1, _2) +#define INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_0, _1, _2, _3) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_1, _2, _3) +#define INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_0, _1, _2, _3, _4) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_1, _2, _3, _4) +#define INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_0, _1, _2, _3, _4, _5) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_1, _2, _3, _4, _5) +#define INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_0, _1, _2, _3, _4, _5, _6) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_1, _2, _4, _5, _6) +#define INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_0, _1, _2, _3, _4, _5, _6, _7) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_1, _2, _3, _4, _5, _6, _7) +#define INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_1, _2, _3, _4, _5, _6, _7, _8) +#define INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9) +#define INTERNAL_CATCH_REMOVE_PARENS_11_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10) + +#define INTERNAL_CATCH_VA_NARGS_IMPL(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N + +#define INTERNAL_CATCH_TYPE_GEN\ + template struct TypeList {};\ + template\ + constexpr auto get_wrapper() noexcept -> TypeList { return {}; }\ + template class...> struct TemplateTypeList{};\ + template class...Cs>\ + constexpr auto get_wrapper() noexcept -> TemplateTypeList { return {}; }\ + template\ + struct append;\ + template\ + struct rewrap;\ + template class, typename...>\ + struct create;\ + template class, typename>\ + struct convert;\ + \ + template \ + struct append { using type = T; };\ + template< template class L1, typename...E1, template class L2, typename...E2, typename...Rest>\ + struct append, L2, Rest...> { using type = typename append, Rest...>::type; };\ + template< template class L1, typename...E1, typename...Rest>\ + struct append, TypeList, Rest...> { using type = L1; };\ + \ + template< template class Container, template class List, typename...elems>\ + struct rewrap, List> { using type = TypeList>; };\ + template< template class Container, template class List, class...Elems, typename...Elements>\ + struct rewrap, List, Elements...> { using type = typename append>, typename rewrap, Elements...>::type>::type; };\ + \ + template