blob: 17853a50af8c2884bfa6824a15f9faedd81cace2 [file] [log] [blame]
/*
*
* Copyright (c) 2021 Project CHIP Authors
*
* 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 <tuple>
namespace chip {
template <typename T>
struct FunctionTraits
{
};
/**
* Template struct for getting function return type and argument types.
*/
template <typename ReturnT, typename... ArgumentTypes>
struct FunctionTraits<ReturnT (*)(ArgumentTypes...)>
{
using ReturnType = ReturnT;
template <size_t i>
using ArgType = std::tuple_element_t<i, std::tuple<ArgumentTypes...>>;
};
} // namespace chip