93 lines
2.7 KiB
C++
93 lines
2.7 KiB
C++
/*
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* catch_exception_interfaces.h
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* Catch
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*
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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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*/
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#ifndef TWOBLUECUBES_CATCH_INTERFACES_EXCEPTIONS_H_INCLUDED
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#define TWOBLUECUBES_CATCH_INTERFACES_EXCEPTIONS_H_INCLUDED
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#include <string>
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namespace Catch
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{
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typedef std::string(*exceptionTranslateFunction)();
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struct IExceptionTranslator
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{
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virtual ~IExceptionTranslator(){}
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virtual std::string translate() const = 0;
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};
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struct IExceptionTranslatorRegistry
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{
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virtual ~IExceptionTranslatorRegistry
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()
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{}
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virtual void registerTranslator
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( IExceptionTranslator* translator
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) = 0;
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virtual std::string translateActiveException
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() const = 0;
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};
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class ExceptionTranslatorRegistrar
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{
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template<typename T>
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class ExceptionTranslator : public IExceptionTranslator
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{
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public:
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ExceptionTranslator
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(
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std::string(*translateFunction)( T& )
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)
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: m_translateFunction( translateFunction )
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{}
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virtual std::string translate
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()
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const
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{
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try
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{
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throw;
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}
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catch( T& ex )
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{
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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
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(
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std::string(*translateFunction)( T& )
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)
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{
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Catch::Hub::getExceptionTranslatorRegistry().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_EXCEPTION( signature ) \
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static std::string INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator )( signature ); \
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namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ) ); }\
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static std::string INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator )( signature )
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#endif // TWOBLUECUBES_CATCH_INTERFACES_EXCEPTIONS_H_INCLUDED
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