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| author | Lexi Winter <lexi@le-fay.org> | 2025-06-29 19:25:29 +0100 |
|---|---|---|
| committer | Lexi Winter <lexi@le-fay.org> | 2025-06-29 19:25:29 +0100 |
| commit | bc524d70253a4ab2fe40c3ca3e5666e267c0a4d1 (patch) | |
| tree | 1e629e7b46b1d9972a973bc93fd100bcebd395be /src/catch2/internal/catch_exception_translator_registry.cpp | |
| download | nihil-vendor/catch2/3.8.1.tar.gz nihil-vendor/catch2/3.8.1.tar.bz2 | |
import catch2 3.8.1vendor/catch2/3.8.1vendor/catch2
Diffstat (limited to 'src/catch2/internal/catch_exception_translator_registry.cpp')
| -rw-r--r-- | src/catch2/internal/catch_exception_translator_registry.cpp | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/src/catch2/internal/catch_exception_translator_registry.cpp b/src/catch2/internal/catch_exception_translator_registry.cpp new file mode 100644 index 0000000..1eb6114 --- /dev/null +++ b/src/catch2/internal/catch_exception_translator_registry.cpp @@ -0,0 +1,87 @@ + +// Copyright Catch2 Authors +// Distributed under the Boost Software License, Version 1.0. +// (See accompanying file LICENSE.txt or copy at +// https://www.boost.org/LICENSE_1_0.txt) + +// SPDX-License-Identifier: BSL-1.0 +#include <catch2/internal/catch_exception_translator_registry.hpp> +#include <catch2/internal/catch_compiler_capabilities.hpp> +#include <catch2/internal/catch_enforce.hpp> +#include <catch2/internal/catch_test_failure_exception.hpp> +#include <catch2/internal/catch_move_and_forward.hpp> + +#include <exception> + +namespace Catch { + +#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) + namespace { + static std::string tryTranslators( + std::vector< + Detail::unique_ptr<IExceptionTranslator const>> const& translators ) { + if ( translators.empty() ) { + std::rethrow_exception( std::current_exception() ); + } else { + return translators[0]->translate( translators.begin() + 1, + translators.end() ); + } + } + + } +#endif //!defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) + + ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() = default; + + void ExceptionTranslatorRegistry::registerTranslator( Detail::unique_ptr<IExceptionTranslator>&& translator ) { + m_translators.push_back( CATCH_MOVE( translator ) ); + } + +#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) + std::string ExceptionTranslatorRegistry::translateActiveException() const { + // Compiling a mixed mode project with MSVC means that CLR + // exceptions will be caught in (...) as well. However, these do + // do not fill-in std::current_exception and thus lead to crash + // when attempting rethrow. + // /EHa switch also causes structured exceptions to be caught + // here, but they fill-in current_exception properly, so + // at worst the output should be a little weird, instead of + // causing a crash. + if ( std::current_exception() == nullptr ) { + return "Non C++ exception. Possibly a CLR exception."; + } + + // First we try user-registered translators. If none of them can + // handle the exception, it will be rethrown handled by our defaults. + try { + return tryTranslators(m_translators); + } + // To avoid having to handle TFE explicitly everywhere, we just + // rethrow it so that it goes back up the caller. + catch( TestFailureException& ) { + std::rethrow_exception(std::current_exception()); + } + catch( TestSkipException& ) { + std::rethrow_exception(std::current_exception()); + } + catch( std::exception const& ex ) { + return ex.what(); + } + catch( std::string const& msg ) { + return msg; + } + catch( const char* msg ) { + return msg; + } + catch(...) { + return "Unknown exception"; + } + } + +#else // ^^ Exceptions are enabled // Exceptions are disabled vv + std::string ExceptionTranslatorRegistry::translateActiveException() const { + CATCH_INTERNAL_ERROR("Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!"); + } +#endif + +} |
