StringHelper.h

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#ifndef CPPUNIT_TOOLS_STRINGHELPER_H
#define CPPUNIT_TOOLS_STRINGHELPER_H
 
#include <cppunit/Portability.h>
#include <cppunit/portability/Stream.h>
#include <string>
#include <type_traits>
 
 
CPPUNIT_NS_BEGIN
 
 
namespace StringHelper
{
 
// work around to handle C++11 enum class correctly. We need an own conversion to std::string
// as there is no implicit coversion to int for enum class.
 
template<typename T>
typename std::enable_if<!std::is_enum<T>::value, std::string>::type toString(const T& x)
{
    OStringStream ost;
    ost << x;
 
    return ost.str();
}
 
template<typename T>
typename std::enable_if<std::is_enum<T>::value, std::string>::type toString(const T& x)
{
    OStringStream ost;
    ost << static_cast<typename std::underlying_type<T>::type>(x);
 
    return ost.str();
}
 
template<> inline std::string toString(const signed char& x)
{
    return toString(static_cast<int>(x));
}
 
template<> inline std::string toString(const unsigned char& x)
{
    return toString(static_cast<unsigned int>(x));
}
 
}
 
 
CPPUNIT_NS_END
 
#endif  // CPPUNIT_TOOLS_STRINGHELPER_H