catch2/include/internal/catch_common.h
Phil Nash bf37e6879a Removed use of compiler specific techniques for denoting non-returning functions
- use if( Catch::isTrue( true) ) to guard throws instead
2013-04-23 20:52:49 +01:00

149 lines
4.9 KiB
C++

/*
* Created by Phil on 29/10/2010.
* Copyright 2010 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_COMMON_H_INCLUDED
#define TWOBLUECUBES_CATCH_COMMON_H_INCLUDED
#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line
#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line )
#define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ )
#define INTERNAL_CATCH_STRINGIFY2( expr ) #expr
#define INTERNAL_CATCH_STRINGIFY( expr ) INTERNAL_CATCH_STRINGIFY2( expr )
#include <sstream>
#include <stdexcept>
#include <algorithm>
#include "catch_compiler_capabilities.h"
namespace Catch {
class NonCopyable {
NonCopyable( NonCopyable const& );
void operator = ( NonCopyable const& );
protected:
NonCopyable() {}
virtual ~NonCopyable();
};
class SafeBool {
public:
typedef void (SafeBool::*type)() const;
static type makeSafe( bool value ) {
return value ? &SafeBool::trueValue : 0;
}
private:
void trueValue() const {}
};
template<typename ContainerT>
inline void deleteAll( ContainerT& container ) {
typename ContainerT::const_iterator it = container.begin();
typename ContainerT::const_iterator itEnd = container.end();
for(; it != itEnd; ++it )
delete *it;
}
template<typename AssociativeContainerT>
inline void deleteAllValues( AssociativeContainerT& container ) {
typename AssociativeContainerT::const_iterator it = container.begin();
typename AssociativeContainerT::const_iterator itEnd = container.end();
for(; it != itEnd; ++it )
delete it->second;
}
template<typename ContainerT, typename Function>
inline void forEach( ContainerT& container, Function function ) {
std::for_each( container.begin(), container.end(), function );
}
template<typename ContainerT, typename Function>
inline void forEach( ContainerT const& container, Function function ) {
std::for_each( container.begin(), container.end(), function );
}
inline bool startsWith( std::string const& s, std::string const& prefix ) {
return s.size() >= prefix.size() && s.substr( 0, prefix.size() ) == prefix;
}
inline bool endsWith( std::string const& s, std::string const& suffix ) {
return s.size() >= suffix.size() && s.substr( s.size()-suffix.size(), suffix.size() ) == suffix;
}
inline bool contains( std::string const& s, std::string const& infix ) {
return s.find( infix ) != std::string::npos;
}
inline void toLowerInPlace( std::string& s ) {
std::transform( s.begin(), s.end(), s.begin(), ::tolower );
}
inline std::string toLower( std::string const& s ) {
std::string lc = s;
toLowerInPlace( lc );
return lc;
}
struct pluralise {
pluralise( std::size_t count, std::string const& label )
: m_count( count ),
m_label( label )
{}
friend std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ) {
os << pluraliser.m_count << " " << pluraliser.m_label;
if( pluraliser.m_count != 1 )
os << "s";
return os;
}
std::size_t m_count;
std::string m_label;
};
struct SourceLineInfo {
SourceLineInfo() : line( 0 ){}
SourceLineInfo( std::string const& _file, std::size_t _line )
: file( _file ),
line( _line )
{}
SourceLineInfo( SourceLineInfo const& other )
: file( other.file ),
line( other.line )
{}
bool empty() const {
return file.empty();
}
std::string file;
std::size_t line;
};
inline std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ) {
#ifndef __GNUG__
os << info.file << "(" << info.line << ")";
#else
os << info.file << ":" << info.line;
#endif
return os;
}
// This is just here to avoid compiler warnings with macro constants and boolean literals
inline bool isTrue( bool value ){ return value; }
inline void throwLogicError( std::string const& message, SourceLineInfo const& locationInfo ) {
std::ostringstream oss;
oss << locationInfo << ": Internal Catch error: '" << message << "'";
if( isTrue( true ))
throw std::logic_error( oss.str() );
}
}
#define CATCH_INTERNAL_LINEINFO ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )
#define CATCH_INTERNAL_ERROR( msg ) ::Catch::throwLogicError( msg, CATCH_INTERNAL_LINEINFO );
#endif // TWOBLUECUBES_CATCH_COMMON_H_INCLUDED