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aka_error.hh
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			/**
			* Copyright (©) 2010-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
			* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
			*
			* This file is part of Akantu
			*
			* Akantu is free software: you can redistribute it and/or modify it under the
			* terms of the GNU Lesser General Public License as published by the Free
			* Software Foundation, either version 3 of the License, or (at your option) any
			* later version.
			*
			* Akantu 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 Lesser General Public License for more
			* details.
			*
			* You should have received a copy of the GNU Lesser General Public License
			* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
			*/

			/* -------------------------------------------------------------------------- */
			#include <set>
			#include <sstream>
			#include <typeinfo>
			#include <utility>
			#include <vector>
			/* -------------------------------------------------------------------------- */

			/* -------------------------------------------------------------------------- */
			#ifndef AKANTU_ERROR_HH_
			#define AKANTU_ERROR_HH_

			namespace akantu {
			/* -------------------------------------------------------------------------- */
			enum DebugLevel {
			dbl0 = 0,
			dblError = 0,
			dblAssert = 0,
			dbl1 = 1,
			dblException = 1,
			dblCritical = 1,
			dbl2 = 2,
			dblMajor = 2,
			dbl3 = 3,
			dblCall = 3,
			dblSecondary = 3,
			dblHead = 3,
			dbl4 = 4,
			dblWarning = 4,
			dbl5 = 5,
			dblInfo = 5,
			dbl6 = 6,
			dblIn = 6,
			dblOut = 6,
			dbl7 = 7,
			dbl8 = 8,
			dblTrace = 8,
			dbl9 = 9,
			dblAccessory = 9,
			dbl10 = 10,
			dblDebug = 42,
			dbl100 = 100,
			dblDump = 100,
			dblTest = 1337
			};

			/* -------------------------------------------------------------------------- */
			#define AKANTU_LOCATION \
			"(" << std::string(__func__) << "(): " << std::string(__FILE__) << ":" \
			<< std::to_string(__LINE__) \
			<< ")" // NOLINT(cppcoreguidelines-pro-bounds-array-to-pointer-decay)

			/* -------------------------------------------------------------------------- */
			namespace debug {
			void setDebugLevel(const DebugLevel & level);
			const DebugLevel & getDebugLevel();

			void initSignalHandler();
			std::string demangle(const char * symbol);
			template <class T> std::string demangle() {
			return demangle(typeid(T).name());
			}

			template <class T> std::string demangle(const T & t) {
			return demangle(typeid(t).name());
			}

			auto exec(const std::string & cmd) -> std::string;
			auto getBacktrace() -> std::vector<std::string>;
			void
			printBacktrace(const std::vector<std::string> & backtrace = getBacktrace());

			void exit(int status) __attribute__((noreturn));
			/* ------------------------------------------------------------------------ */
			/// exception class that can be thrown by akantu
			class Exception : public std::exception {
			/* ---------------------------------------------------------------------- */
			/* Constructors/Destructors */
			/* ---------------------------------------------------------------------- */
			protected:
			explicit Exception(const std::string & info = "") : _info(info) {}

			public:
			//! full constructor
			Exception(const std::string & info, const std::string & file,
			unsigned int line)
			: _info(info), _file(file), _line(line) {}

			/* ---------------------------------------------------------------------- */
			/* Methods */
			/* ---------------------------------------------------------------------- */
			public:
			[[nodiscard]] const char * what() const noexcept override {
			return _info.c_str();
			}

			[[nodiscard]] virtual std::string info() const noexcept {
			std::stringstream stream;
			stream << debug::demangle(typeid(*this).name()) << " : " << _info << " ["
			<< _file << ":" << _line << "]";
			return stream.str();
			}

			public:
			void setInfo(const std::string & info) { _info = info; }
			void setFile(const std::string & file) { _file = file; }
			void setLine(unsigned int line) { _line = line; }
			void setModule(const std::string & module) { _module = module; }

			void setBacktrace(const std::vector<std::string> & backtrace) {
			backtrace_ = backtrace;
			}

			[[nodiscard]] decltype(auto) backtrace() const { return backtrace_; }
			/* ---------------------------------------------------------------------- */
			/* Class Members */
			/* ---------------------------------------------------------------------- */
			protected:
			/// exception description and additionals
			std::string _info;

			private:
			/// file it is thrown from
			std::string _file;

			/// line it is thrown from
			unsigned int _line{0};

			/// module in which exception was raised
			std::string _module{"core"};

			std::vector<std::string> backtrace_;
			};

			class CriticalError : public Exception {};
			class AssertException : public Exception {};
			class NotImplementedException : public Exception {};

			/// standard output stream operator
			inline std::ostream & operator<<(std::ostream & stream,
			const Exception & _this) {
			stream << _this.what();
			return stream;
			}

			/* ------------------------------------------------------------------------ */
			class Debugger {
			public:
			Debugger() noexcept;
			virtual ~Debugger();
			Debugger(const Debugger &) = default;
			Debugger & operator=(const Debugger &) = default;
			Debugger(Debugger &&) noexcept = default;
			Debugger & operator=(Debugger &&) noexcept = default;

			static void exit(int status) __attribute__((noreturn));

			void throwException(const std::string & info, const std::string & file,
			unsigned int line, bool /silent/,
			const std::string & /location/,
			const std::string & module) const noexcept(false)
			__attribute__((noreturn));

			/----------------------------------------------------------------------- /
			template <class Except>
			void throwCustomException(Except ex, const std::string & info,
			const std::string & file, unsigned int line,
			const std::string & module) const noexcept(false)
			__attribute__((noreturn));
			/----------------------------------------------------------------------- /
			template <class Except>
			void throwCustomException(Except ex, const std::string & file,
			unsigned int line,
			const std::string & module_) const noexcept(false)
			__attribute__((noreturn));

			void printMessage(const std::string & prefix, const DebugLevel & level,
			const std::string & info,
			const std::string & module_) const;

			void setOutStream(std::ostream & out) { cout = &out; }
			std::ostream & getOutStream() { return *cout; }

			public:
			void setParallelContext(int rank, int size);

			void setDebugLevel(const DebugLevel & level);
			[[nodiscard]] const DebugLevel & getDebugLevel() const;

			void setLogFile(const std::string & filename);
			std::ostream & getOutputStream();

			[[nodiscard]] inline bool
			testLevel(const DebugLevel & level,
			const std::string & module = "core") const {
			auto level_reached = (this->level >= (level));
			auto correct_module =
			(level <= dblCritical) or (modules_to_debug.empty()) or
			(modules_to_debug.find(module) != modules_to_debug.end());
			return level_reached and correct_module;
			}

			void printBacktrace(bool on_off) { this->print_backtrace = on_off; }
			[[nodiscard]] bool printBacktrace() const { return this->print_backtrace; }

			void addModuleToDebug(const std::string & id) {
			this->modules_to_debug.insert(id);
			}
			void removeModuleToDebug(const std::string & id) {
			auto it = this->modules_to_debug.find(id);
			if (it != this->modules_to_debug.end()) {
			this->modules_to_debug.erase(it);
			}
			}

			void listModules() {
			for (const auto & module_ : modules_to_debug) {
			(*cout) << module_ << "\n";
			}
			}

			private:
			std::string parallel_context;
			std::ostream * cout;
			bool file_open{false};
			DebugLevel level{dblWarning};
			bool print_backtrace{false};
			std::set<std::string> modules_to_debug;
			};

			extern Debugger debugger; // NOLINT

			struct DebugLevelContext {
			DebugLevelContext(const DebugLevelContext &) = default;
			DebugLevelContext(DebugLevelContext &&) = delete;
			DebugLevelContext & operator=(const DebugLevelContext &) = default;
			DebugLevelContext & operator=(DebugLevelContext &&) = delete;

			DebugLevelContext(const DebugLevel & new_dbl) : save(getDebugLevel()) {
			setDebugLevel(new_dbl);
			}
			~DebugLevelContext() { setDebugLevel(save); }

			private:
			DebugLevel save;
			};

			} // namespace debug

			/* -------------------------------------------------------------------------- */
			#define AKANTU_STRINGIZE_(str) #str
			#define AKANTU_STRINGIZE(str) AKANTU_STRINGIZE_(str)
			/* -------------------------------------------------------------------------- */
			#define AKANTU_DEBUG_MODULE AKANTU_STRINGIZE(AKANTU_MODULE)
			/* -------------------------------------------------------------------------- */
			#define AKANTU_STRINGSTREAM_IN(_str, _sstr) \
			; \
			do { \
			std::stringstream _dbg_s_info; \
			_dbg_s_info << _sstr; /* NOLINT */ \
			(_str) = _dbg_s_info.str(); \
			} while (false)

			/* -------------------------------------------------------------------------- */
			#define AKANTU_EXCEPTION(info) AKANTU_EXCEPTION_(info, false)

			#define AKANTU_SILENT_EXCEPTION(info) AKANTU_EXCEPTION_(info, true)

			#define AKANTU_EXCEPTION_(info, silent) \
			do { \
			std::stringstream _dbg_str; \
			_dbg_str << info; /* NOLINT */ \
			std::stringstream _dbg_loc; \
			_dbg_loc << AKANTU_LOCATION; \
			::akantu::debug::debugger.throwException(_dbg_str.str(), __FILE__, \
			__LINE__, silent, _dbg_loc.str(), \
			AKANTU_DEBUG_MODULE); \
			} while (false)

			#define AKANTU_CUSTOM_EXCEPTION_INFO(ex, info) \
			do { \
			std::stringstream _dbg_str; \
			_dbg_str << info; /* NOLINT */ \
			::akantu::debug::debugger.throwCustomException( \
			ex, _dbg_str.str(), __FILE__, __LINE__, AKANTU_DEBUG_MODULE); \
			} while (false)

			#define AKANTU_CUSTOM_EXCEPTION(ex) \
			do { \
			::akantu::debug::debugger.throwCustomException(ex, __FILE__, __LINE__, \
			AKANTU_DEBUG_MODULE); \
			} while (false)

			/* -------------------------------------------------------------------------- */
			#ifdef AKANTU_NDEBUG
			#define AKANTU_DEBUG_TEST(level) (false)
			#define AKANTU_DEBUG_LEVEL_IS_TEST() \
			(::akantu::debug::debugger.testLevel(dblTest, AKANTU_DEBUG_MODULE))
			#define AKANTU_DEBUG(level, info)
			#define AKANTU_DEBUG_(pref, level, info)
			#define AKANTU_DEBUG_IN()
			#define AKANTU_DEBUG_OUT()
			#define AKANTU_DEBUG_INFO(info)
			#define AKANTU_DEBUG_WARNING(info)
			#define AKANTU_DEBUG_TRACE(info)
			#define AKANTU_DEBUG_ASSERT(test, info)
			#define AKANTU_ERROR(info) \
			AKANTU_CUSTOM_EXCEPTION_INFO(::akantu::debug::CriticalError(), info)
			/* -------------------------------------------------------------------------- */
			#else
			#define AKANTU_DEBUG(level, info) AKANTU_DEBUG_(" ", level, info)

			#define AKANTU_DEBUG_(pref, level, info) \
			do { \
			std::string _dbg_str; \
			AKANTU_STRINGSTREAM_IN(_dbg_str, \
			info << " " << AKANTU_LOCATION); /* NOLINT */ \
			::akantu::debug::debugger.printMessage(pref, level, _dbg_str, \
			AKANTU_DEBUG_MODULE); \
			} while (false)

			#define AKANTU_DEBUG_TEST(level) \
			(::akantu::debug::debugger.testLevel(level, AKANTU_DEBUG_MODULE))

			#define AKANTU_DEBUG_LEVEL_IS_TEST() \
			(::akantu::debug::debugger.testLevel(dblTest))

			#define AKANTU_DEBUG_IN() \
			AKANTU_DEBUG_( \
			"==>", ::akantu::dblIn, \
			__func__ \
			<< "()") // NOLINT(cppcoreguidelines-pro-bounds-array-to-pointer-decay,
			// bugprone-lambda-function-name)

			#define AKANTU_DEBUG_OUT() \
			AKANTU_DEBUG_( \
			"<==", ::akantu::dblOut, \
			__func__ \
			<< "()") // NOLINT(cppcoreguidelines-pro-bounds-array-to-pointer-decay,
			// bugprone-lambda-function-name)

			#define AKANTU_DEBUG_INFO(info) AKANTU_DEBUG_("---", ::akantu::dblInfo, info)

			#define AKANTU_DEBUG_WARNING(info) \
			AKANTU_DEBUG_("/!\\", ::akantu::dblWarning, info)

			#define AKANTU_DEBUG_TRACE(info) AKANTU_DEBUG_(">>>", ::akantu::dblTrace, info)

			#define AKANTU_DEBUG_ASSERT(test, info) \
			do { \
			if AKANTU_UNLIKELY (not(test)) { \
			AKANTU_CUSTOM_EXCEPTION_INFO(::akantu::debug::AssertException(), \
			"assert [" << #test << "] " \
			<< info); /* NOLINT */ \
			} \
			} while (false)

			#define AKANTU_ERROR(info) \
			do { \
			AKANTU_DEBUG_("!!! ", ::akantu::dblError, info); \
			AKANTU_CUSTOM_EXCEPTION_INFO(::akantu::debug::CriticalError(), \
			info); /* NOLINT */ \
			} while (false)
			#endif // AKANTU_NDEBUG

			#define AKANTU_TO_IMPLEMENT() \
			AKANTU_CUSTOM_EXCEPTION_INFO( \
			::akantu::debug::NotImplementedException(), \
			__func__ \
			<< " : not implemented yet !") // NOLINT(cppcoreguidelines-pro-bounds-array-to-pointer-decay,
			// bugprone-lambda-function-name)

			/* -------------------------------------------------------------------------- */

			namespace debug {
			/* ------------------------------------------------------------------------ */
			template <class Except>
			void Debugger::throwCustomException(Except ex, const std::string & info,
			const std::string & file,
			unsigned int line,
			const std::string & module_) const
			noexcept(false) {
			ex.setInfo(info);
			ex.setFile(file);
			ex.setLine(line);
			ex.setModule(module_);
			if (::akantu::debug::debugger.printBacktrace()) {
			ex.setBacktrace(::akantu::debug::getBacktrace());
			}
			throw ex;
			}
			/* ------------------------------------------------------------------------ */
			template <class Except>
			void Debugger::throwCustomException(Except ex, const std::string & file,
			unsigned int line,
			const std::string & module_) const
			noexcept(false) {
			ex.setFile(file);
			ex.setLine(line);
			ex.setModule(module_);
			if (::akantu::debug::debugger.printBacktrace()) {
			ex.setBacktrace(::akantu::debug::getBacktrace());
			}
			throw ex;
			}
			} // namespace debug
			} // namespace akantu

			#endif /* AKANTU_ERROR_HH_ */

rAKA/src/common/aka_error.hh160eaf086982features/17-create-an…

aka_error.hhView Options

rAKA/src/common/aka_error.hh
160eaf086982features/17-create-an…

aka_error.hh
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