catch2/include/internal/catch_exception_translator_registry.hpp
Phil Nash a49f088032 exception translators considered even for types deriving from std::exception, now
- also added docs for exception translators
- updated approvals
2015-11-18 08:39:21 +00:00

74 lines
2.1 KiB
C++

/*
* Created by Phil on 20/04/2011.
* Copyright 2011 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_CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED
#include "catch_interfaces_exception.h"
#include "catch_tostring.h"
#ifdef __OBJC__
#import "Foundation/Foundation.h"
#endif
namespace Catch {
class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {
public:
~ExceptionTranslatorRegistry() {
deleteAll( m_translators );
}
virtual void registerTranslator( const IExceptionTranslator* translator ) {
m_translators.push_back( translator );
}
virtual std::string translateActiveException() const {
try {
#ifdef __OBJC__
// In Objective-C try objective-c exceptions first
@try {
return tryTranslators();
}
@catch (NSException *exception) {
return Catch::toString( [exception description] );
}
#else
return tryTranslators();
#endif
}
catch( TestFailureException& ) {
throw;
}
catch( std::exception& ex ) {
return ex.what();
}
catch( std::string& msg ) {
return msg;
}
catch( const char* msg ) {
return msg;
}
catch(...) {
return "Unknown exception";
}
}
std::string tryTranslators() const {
if( m_translators.empty() )
throw;
else
return m_translators[0]->translate( m_translators.begin()+1, m_translators.end() );
}
private:
std::vector<const IExceptionTranslator*> m_translators;
};
}
#endif // TWOBLUECUBES_CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED