ecency-mobile/ios/Pods/boost-for-react-native/boost/locale/encoding.hpp

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9.8 KiB
C++

//
// Copyright (c) 2009-2011 Artyom Beilis (Tonkikh)
//
// 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 BOOST_LOCALE_ENCODING_HPP_INCLUDED
#define BOOST_LOCALE_ENCODING_HPP_INCLUDED
#include <boost/locale/config.hpp>
#ifdef BOOST_MSVC
# pragma warning(push)
# pragma warning(disable : 4275 4251 4231 4660)
#endif
#include <boost/locale/info.hpp>
#include <boost/locale/encoding_errors.hpp>
#include <boost/locale/encoding_utf.hpp>
namespace boost {
namespace locale {
///
/// \brief Namespace that contains all functions related to character set conversion
///
namespace conv {
///
/// \defgroup codepage Character conversion functions
///
/// @{
///
/// convert string to UTF string from text in range [begin,end) encoded with \a charset according to policy \a how
///
template<typename CharType>
std::basic_string<CharType> to_utf(char const *begin,char const *end,std::string const &charset,method_type how=default_method);
///
/// convert UTF text in range [begin,end) to a text encoded with \a charset according to policy \a how
///
template<typename CharType>
std::string from_utf(CharType const *begin,CharType const *end,std::string const &charset,method_type how=default_method);
///
/// convert string to UTF string from text in range [begin,end) encoded according to locale \a loc according to policy \a how
///
/// \note throws std::bad_cast if the loc does not have \ref info facet installed
///
template<typename CharType>
std::basic_string<CharType> to_utf(char const *begin,char const *end,std::locale const &loc,method_type how=default_method)
{
return to_utf<CharType>(begin,end,std::use_facet<info>(loc).encoding(),how);
}
///
/// convert UTF text in range [begin,end) to a text encoded according to locale \a loc according to policy \a how
///
/// \note throws std::bad_cast if the loc does not have \ref info facet installed
///
template<typename CharType>
std::string from_utf(CharType const *begin,CharType const *end,std::locale const &loc,method_type how=default_method)
{
return from_utf(begin,end,std::use_facet<info>(loc).encoding(),how);
}
///
/// convert a string \a text encoded with \a charset to UTF string
///
template<typename CharType>
std::basic_string<CharType> to_utf(std::string const &text,std::string const &charset,method_type how=default_method)
{
return to_utf<CharType>(text.c_str(),text.c_str()+text.size(),charset,how);
}
///
/// Convert a \a text from \a charset to UTF string
///
template<typename CharType>
std::string from_utf(std::basic_string<CharType> const &text,std::string const &charset,method_type how=default_method)
{
return from_utf(text.c_str(),text.c_str()+text.size(),charset,how);
}
///
/// Convert a \a text from \a charset to UTF string
///
template<typename CharType>
std::basic_string<CharType> to_utf(char const *text,std::string const &charset,method_type how=default_method)
{
char const *text_end = text;
while(*text_end)
text_end++;
return to_utf<CharType>(text,text_end,charset,how);
}
///
/// Convert a \a text from UTF to \a charset
///
template<typename CharType>
std::string from_utf(CharType const *text,std::string const &charset,method_type how=default_method)
{
CharType const *text_end = text;
while(*text_end)
text_end++;
return from_utf(text,text_end,charset,how);
}
///
/// Convert a \a text in locale encoding given by \a loc to UTF
///
/// \note throws std::bad_cast if the loc does not have \ref info facet installed
///
template<typename CharType>
std::basic_string<CharType> to_utf(std::string const &text,std::locale const &loc,method_type how=default_method)
{
return to_utf<CharType>(text.c_str(),text.c_str()+text.size(),loc,how);
}
///
/// Convert a \a text in UTF to locale encoding given by \a loc
///
/// \note throws std::bad_cast if the loc does not have \ref info facet installed
///
template<typename CharType>
std::string from_utf(std::basic_string<CharType> const &text,std::locale const &loc,method_type how=default_method)
{
return from_utf(text.c_str(),text.c_str()+text.size(),loc,how);
}
///
/// Convert a \a text in locale encoding given by \a loc to UTF
///
/// \note throws std::bad_cast if the loc does not have \ref info facet installed
///
template<typename CharType>
std::basic_string<CharType> to_utf(char const *text,std::locale const &loc,method_type how=default_method)
{
char const *text_end = text;
while(*text_end)
text_end++;
return to_utf<CharType>(text,text_end,loc,how);
}
///
/// Convert a \a text in UTF to locale encoding given by \a loc
///
/// \note throws std::bad_cast if the loc does not have \ref info facet installed
///
template<typename CharType>
std::string from_utf(CharType const *text,std::locale const &loc,method_type how=default_method)
{
CharType const *text_end = text;
while(*text_end)
text_end++;
return from_utf(text,text_end,loc,how);
}
///
/// Convert a text in range [begin,end) to \a to_encoding from \a from_encoding
///
BOOST_LOCALE_DECL
std::string between(char const *begin,
char const *end,
std::string const &to_encoding,
std::string const &from_encoding,
method_type how=default_method);
///
/// Convert a \a text to \a to_encoding from \a from_encoding
///
inline
std::string between(char const *text,
std::string const &to_encoding,
std::string const &from_encoding,
method_type how=default_method)
{
char const *end=text;
while(*end)
end++;
return boost::locale::conv::between(text,end,to_encoding,from_encoding,how);
}
///
/// Convert a \a text to \a to_encoding from \a from_encoding
///
inline
std::string between(std::string const &text,
std::string const &to_encoding,
std::string const &from_encoding,
method_type how=default_method)
{
return boost::locale::conv::between(text.c_str(),text.c_str()+text.size(),to_encoding,from_encoding,how);
}
/// \cond INTERNAL
template<>
BOOST_LOCALE_DECL std::basic_string<char> to_utf(char const *begin,char const *end,std::string const &charset,method_type how);
template<>
BOOST_LOCALE_DECL std::string from_utf(char const *begin,char const *end,std::string const &charset,method_type how);
template<>
BOOST_LOCALE_DECL std::basic_string<wchar_t> to_utf(char const *begin,char const *end,std::string const &charset,method_type how);
template<>
BOOST_LOCALE_DECL std::string from_utf(wchar_t const *begin,wchar_t const *end,std::string const &charset,method_type how);
#ifdef BOOST_LOCALE_ENABLE_CHAR16_T
template<>
BOOST_LOCALE_DECL std::basic_string<char16_t> to_utf(char const *begin,char const *end,std::string const &charset,method_type how);
template<>
BOOST_LOCALE_DECL std::string from_utf(char16_t const *begin,char16_t const *end,std::string const &charset,method_type how);
#endif
#ifdef BOOST_LOCALE_ENABLE_CHAR32_T
template<>
BOOST_LOCALE_DECL std::basic_string<char32_t> to_utf(char const *begin,char const *end,std::string const &charset,method_type how);
template<>
BOOST_LOCALE_DECL std::string from_utf(char32_t const *begin,char32_t const *end,std::string const &charset,method_type how);
#endif
/// \endcond
/// @}
} // conv
} // locale
} // boost
#ifdef BOOST_MSVC
#pragma warning(pop)
#endif
#endif
// vim: tabstop=4 expandtab shiftwidth=4 softtabstop=4