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81 lines
2.9 KiB
C++
81 lines
2.9 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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#ifndef TWOBLUECUBES_CATCH_INTERFACES_EXCEPTION_H_INCLUDED
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#define TWOBLUECUBES_CATCH_INTERFACES_EXCEPTION_H_INCLUDED
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#include "catch_interfaces_registry_hub.h"
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#if defined(CATCH_CONFIG_DISABLE)
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#define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
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static std::string translatorName( signature )
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#endif
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#include <string>
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#include <vector>
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namespace Catch {
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using exceptionTranslateFunction = std::string(*)();
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struct IExceptionTranslator;
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using ExceptionTranslators = std::vector<std::unique_ptr<IExceptionTranslator const>>;
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struct IExceptionTranslator {
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virtual ~IExceptionTranslator();
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virtual std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const = 0;
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};
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struct IExceptionTranslatorRegistry {
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virtual ~IExceptionTranslatorRegistry();
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virtual std::string translateActiveException() const = 0;
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};
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class ExceptionTranslatorRegistrar {
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template<typename T>
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class ExceptionTranslator : public IExceptionTranslator {
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public:
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ExceptionTranslator( std::string(*translateFunction)( T& ) )
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: m_translateFunction( translateFunction )
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{}
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std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const override {
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try {
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if( it == itEnd )
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throw;
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else
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return (*it)->translate( it+1, itEnd );
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}
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catch( T& ex ) {
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return m_translateFunction( ex );
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}
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}
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protected:
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std::string(*m_translateFunction)( T& );
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};
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public:
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template<typename T>
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ExceptionTranslatorRegistrar( std::string(*translateFunction)( T& ) ) {
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getMutableRegistryHub().registerTranslator
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( new ExceptionTranslator<T>( translateFunction ) );
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}
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};
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}
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///////////////////////////////////////////////////////////////////////////////
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#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
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static std::string translatorName( signature ); \
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namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); }\
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static std::string translatorName( signature )
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#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
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#endif // TWOBLUECUBES_CATCH_INTERFACES_EXCEPTION_H_INCLUDED
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