mirror of
https://github.com/msgpack/msgpack-c.git
synced 2025-04-25 09:25:58 +02:00
f969f6f39c
Added msgpack::object::with_zone tests. Added tuples operator<<'s parameter to const. Fixed array object::with_zone pointer and size unset problem. Fixed forward_list object::with_zone pointer and size unset problem.
122 lines
3.5 KiB
C++
122 lines
3.5 KiB
C++
//
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// MessagePack for C++ static resolution routine
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//
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// Copyright (C) 2008-2014 FURUHASHI Sadayuki and KONDO Takatoshi
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#ifndef MSGPACK_CPP11_TUPLE_HPP
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#define MSGPACK_CPP11_TUPLE_HPP
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#include <tuple>
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#include "msgpack/object.hpp"
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#include "msgpack/cpp_config.hpp"
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namespace msgpack {
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// --- Pack ( from tuple to packer stream ---
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template <typename Stream, typename Tuple, std::size_t N>
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struct StdTuplePacker {
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static void pack(
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packer<Stream>& o,
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const Tuple& v) {
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StdTuplePacker<Stream, Tuple, N-1>::pack(o, v);
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o.pack(std::get<N-1>(v));
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}
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};
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template <typename Stream, typename Tuple>
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struct StdTuplePacker<Stream, Tuple, 1> {
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static void pack (
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packer<Stream>& o,
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const Tuple& v) {
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o.pack(std::get<0>(v));
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}
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};
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template <typename Stream, typename... Args>
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const packer<Stream>& operator<< (
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packer<Stream>& o,
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const std::tuple<Args...>& v) {
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o.pack_array(sizeof...(Args));
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StdTuplePacker<Stream, decltype(v), sizeof...(Args)>::pack(o, v);
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return o;
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}
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// --- Convert from tuple to object ---
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template <typename Tuple, std::size_t N>
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struct StdTupleConverter {
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static void convert(
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object const& o,
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Tuple& v) {
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StdTupleConverter<Tuple, N-1>::convert(o, v);
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o.via.array.ptr[N-1].convert<typename std::remove_reference<decltype(std::get<N-1>(v))>::type>(std::get<N-1>(v));
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}
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};
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template <typename Tuple>
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struct StdTupleConverter<Tuple, 1> {
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static void convert (
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object const& o,
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Tuple& v) {
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o.via.array.ptr[0].convert<typename std::remove_reference<decltype(std::get<0>(v))>::type>(std::get<0>(v));
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}
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};
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template <typename... Args>
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std::tuple<Args...>& operator>> (
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object const& o,
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std::tuple<Args...>& v) {
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if(o.type != type::ARRAY) { throw type_error(); }
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if(o.via.array.size < sizeof...(Args)) { throw type_error(); }
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StdTupleConverter<decltype(v), sizeof...(Args)>::convert(o, v);
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return v;
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}
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// --- Convert from tuple to object with zone ---
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template <typename Tuple, std::size_t N>
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struct StdTupleToObjectWithZone {
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static void convert(
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object::with_zone& o,
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const Tuple& v) {
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StdTupleToObjectWithZone<Tuple, N-1>::convert(o, v);
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o.via.array.ptr[N-1] = object(std::get<N-1>(v), o.zone);
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}
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};
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template <typename Tuple>
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struct StdTupleToObjectWithZone<Tuple, 1> {
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static void convert (
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object::with_zone& o,
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const Tuple& v) {
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o.via.array.ptr[0] = object(std::get<0>(v), o.zone);
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}
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};
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template <typename... Args>
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inline void operator<< (
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object::with_zone& o,
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std::tuple<Args...> const& v) {
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o.type = type::ARRAY;
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o.via.array.ptr = static_cast<object*>(o.zone.allocate_align(sizeof(object)*sizeof...(Args)));
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o.via.array.size = sizeof...(Args);
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StdTupleToObjectWithZone<decltype(v), sizeof...(Args)>::convert(o, v);
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}
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} // msgpack
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#endif // MSGPACK_CPP11_TUPLE_HPP
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