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// file : xsd-frontend/types.cxx
// copyright : Copyright (c) 2005-2014 Code Synthesis Tools CC
// license : GNU GPL v2 + exceptions; see accompanying LICENSE file
#include <cstdlib> // std::mbstowcs
#include <xsd-frontend/types.hxx>
namespace XSDFrontend
{
// NonRepresentable
//
char const* NonRepresentable::
what () const throw ()
{
return "character is not representable in the narrower encoding";
}
// StringTemplate
//
// Specialization for char to wchar_t conversion.
//
template <>
void StringTemplate<wchar_t, char>::
from_narrow (char const* s)
{
size_type size (std::mbstowcs (0, s, 0) + 1);
// I dare to change the guts!
//
resize (size - 1);
wchar_t* p (const_cast<wchar_t*> (data ()));
std::mbstowcs (p, s, size);
}
// Specialization for wchar_t to char conversion.
//
template <>
StringTemplate<char> StringTemplate<wchar_t, char>::
to_narrow () const
{
size_type size (std::wcstombs (0, c_str (), 0));
if (size == size_type (-1))
throw NonRepresentable ();
// I dare to change the guts!
//
StringTemplate<char> r;
r.resize (size);
char* p (const_cast<char*> (r.data ()));
std::wcstombs (p, c_str (), size + 1);
return r;
}
}
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