xlnt/third-party/libstudxml/xml/value-traits

70 lines
1.3 KiB
C++

// file : xml/value-traits -*- C++ -*-
// copyright : Copyright (c) 2013-2017 Code Synthesis Tools CC
// license : MIT; see accompanying LICENSE file
#ifndef XML_VALUE_TRAITS
#define XML_VALUE_TRAITS
#include <xml/details/pre.hxx>
#include <string>
#include <cstddef> // std::size_t
#include <xml/forward>
#include <xml/details/export.hxx>
namespace xml
{
template <typename T>
struct default_value_traits
{
static T
parse (std::string, const parser&);
static std::string
serialize (const T&, const serializer&);
};
template <>
struct LIBSTUDXML_EXPORT default_value_traits<bool>
{
static bool
parse (std::string, const parser&);
static std::string
serialize (bool v, const serializer&)
{
return v ? "true" : "false";
}
};
template <>
struct default_value_traits<std::string>
{
static std::string
parse (std::string s, const parser&)
{
return s;
}
static std::string
serialize (const std::string& v, const serializer&)
{
return v;
}
};
template <typename T>
struct value_traits: default_value_traits<T> {};
template <typename T, std::size_t N>
struct value_traits<T[N]>: default_value_traits<const T*> {};
}
#include <xml/value-traits.txx>
#include <xml/details/post.hxx>
#endif // XML_VALUE_TRAITS