toml11/toml/get.hpp
2017-04-21 13:14:53 +09:00

46 lines
1.4 KiB
C++

#ifndef TOML11_GET
#define TOML11_GET
#include "value.hpp"
#include "from_toml.hpp"
namespace toml
{
template<typename T, toml::value_t vT = toml::detail::check_type<T>(),
typename std::enable_if<(vT != toml::value_t::Unknown &&
vT != value_t::Empty), std::nullptr_t>::type = nullptr>
inline T get(const toml::value& v)
{
return static_cast<T>(v.cast<vT>());
}
template<typename T, toml::value_t vT = toml::detail::check_type<T>(),
typename std::enable_if<(vT == toml::value_t::Unknown) &&
(!toml::detail::is_map<T>::value) &&
toml::detail::is_container<T>::value, std::nullptr_t>::type = nullptr>
T get(const toml::value& v)
{
if(v.type() != value_t::Array)
throw type_error("from_toml: value type: " + stringize(v.type()) +
std::string(" is not argument type: Array"));
T tmp;
from_toml(tmp, v);
return tmp;
}
template<typename T, toml::value_t vT = toml::detail::check_type<T>(),
typename std::enable_if<(vT == toml::value_t::Unknown) &&
toml::detail::is_map<T>::value, std::nullptr_t>::type = nullptr>
T get(const toml::value& v)
{
if(v.type() != value_t::Table)
throw type_error("from_toml: value type: " + stringize(v.type()) +
std::string(" is not argument type: Table"));
T tmp;
from_toml(tmp, v);
return tmp;
}
} // toml
#endif// TOML11_GET