tuple.h

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/*
 * Copyright 2024 MusicScience37 (Kenta Kabashima)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
#pragma once
 
#include <cstddef>
#include <tuple>
 
#include "msgpack_light/serialization_buffer.h"
#include "msgpack_light/type_support/fwd.h"
 
namespace msgpack_light::type_support {

template <typename... T>
struct serialization_traits<std::tuple<T...>> {
public:
    static void serialize(
        serialization_buffer& buffer, const std::tuple<T...>& value) {
        buffer.serialize_array_size(sizeof...(T));
        serialize_element<0>(buffer, value);
    }
 
private:
    template <std::size_t I>
    static void serialize_element(
        serialization_buffer& buffer, const std::tuple<T...>& value) {
        if constexpr (I < sizeof...(T)) {
            buffer.serialize(std::get<I>(value));
            serialize_element<I + 1>(buffer, value);
        }
    }
};
 
}  // namespace msgpack_light::type_support