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// Copyright (c) 2018-2020 Dr. Colin Hirsch and Daniel Frey
// Please see LICENSE for license or visit https://github.com/taocpp/json/
#ifndef TAO_JSON_CONTRIB_UNORDERED_MAP_TRAITS_HPP
#define TAO_JSON_CONTRIB_UNORDERED_MAP_TRAITS_HPP
#include <string>
#include <unordered_map>
#include "../consume.hpp"
#include "../forward.hpp"
#include "internal/object_traits.hpp"
namespace tao::json
{
template< typename T, typename... Ts >
struct unordered_map_traits
: internal::object_traits< std::unordered_map< std::string, T, Ts... > >
{
template< template< typename... > class Traits, typename... With >
static void to( const basic_value< Traits >& v, std::unordered_map< std::string, T, Ts... >& r, With&... with )
{
const auto& o = v.get_object();
for( const auto& i : o ) {
r.try_emplace( i.first, Traits< T >::as( i.second, with... ) );
}
}
template< template< typename... > class Traits, typename Producer >
static void consume( Producer& parser, std::unordered_map< std::string, T, Ts... >& v )
{
auto s = parser.begin_object();
while( parser.member_or_end_object( s ) ) {
auto k = parser.key();
v.try_emplace( std::move( k ), json::consume< T, Traits >( parser ) );
}
}
};
} // namespace tao::json
#endif
Version data entries
24 entries across 24 versions & 1 rubygems