cast_unicode_inl.h

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#ifndef CAST_UNICODE_H
#define CAST_UNICODE_H

#include <iostream>
#include <locale>
#include <sstream>
#include <string>

#include <agrum/core/cast_unicode.h>

INLINE std::wstring widen(const std::string& str) {
  std::wostringstream          wstm;
  const std::ctype< wchar_t >& ctfacet =
     std::use_facet< std::ctype< wchar_t > >(wstm.getloc());

  for (size_t i = 0; i < str.size(); ++i) {
    wstm << ctfacet.widen(str[i]);
  }

  return wstm.str();
}

INLINE std::string narrow(const std::wstring& str) {
  std::ostringstream        stm;
  const std::ctype< char >& ctfacet =
     std::use_facet< std::ctype< char > >(stm.getloc());

  for (std::size_t i = 0; i < str.size(); ++i) {
    stm << ctfacet.narrow(str[i], 0);
  }

  return stm.str();
}

#endif   // CAST_UNICODE_H