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9bc15939a5
This doesn't cause trouble with GCC/Clang and libstdc++, but IAR and its stdlib apparently doesn't compile when you use `fno-exceptions` and `std::current_exception`/`std::rethrow_exception`. Fixes #1462
90 lines
3.0 KiB
C++
90 lines
3.0 KiB
C++
/*
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* Created by Phil on 20/04/2011.
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* Copyright 2011 Two Blue Cubes Ltd. All rights reserved.
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#include "catch_exception_translator_registry.h"
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#include "catch_assertionhandler.h"
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#include "catch_compiler_capabilities.h"
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#include "catch_enforce.h"
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#ifdef __OBJC__
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#import "Foundation/Foundation.h"
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#endif
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namespace Catch {
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ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() {
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}
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void ExceptionTranslatorRegistry::registerTranslator( const IExceptionTranslator* translator ) {
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m_translators.push_back( std::unique_ptr<const IExceptionTranslator>( translator ) );
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}
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#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
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std::string ExceptionTranslatorRegistry::translateActiveException() const {
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try {
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#ifdef __OBJC__
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// In Objective-C try objective-c exceptions first
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@try {
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return tryTranslators();
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}
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@catch (NSException *exception) {
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return Catch::Detail::stringify( [exception description] );
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}
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#else
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// Compiling a mixed mode project with MSVC means that CLR
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// exceptions will be caught in (...) as well. However, these
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// do not fill-in std::current_exception and thus lead to crash
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// when attempting rethrow.
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// /EHa switch also causes structured exceptions to be caught
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// here, but they fill-in current_exception properly, so
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// at worst the output should be a little weird, instead of
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// causing a crash.
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if (std::current_exception() == nullptr) {
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return "Non C++ exception. Possibly a CLR exception.";
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}
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return tryTranslators();
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#endif
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}
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catch( TestFailureException& ) {
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std::rethrow_exception(std::current_exception());
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}
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catch( std::exception& ex ) {
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return ex.what();
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}
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catch( std::string& msg ) {
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return msg;
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}
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catch( const char* msg ) {
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return msg;
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}
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catch(...) {
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return "Unknown exception";
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}
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}
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std::string ExceptionTranslatorRegistry::tryTranslators() const {
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if (m_translators.empty()) {
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std::rethrow_exception(std::current_exception());
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} else {
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return m_translators[0]->translate(m_translators.begin() + 1, m_translators.end());
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}
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}
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#else // ^^ Exceptions are enabled // Exceptions are disabled vv
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std::string ExceptionTranslatorRegistry::translateActiveException() const {
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CATCH_INTERNAL_ERROR("Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
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}
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std::string ExceptionTranslatorRegistry::tryTranslators() const {
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CATCH_INTERNAL_ERROR("Attempted to use exception translators under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
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}
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#endif
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}
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