mirror of
https://gitee.com/TarsCloud/TarsCpp.git
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54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
/**
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* Tencent is pleased to support the open source community by making Tars available.
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*
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* Copyright (C) 2016THL A29 Limited, a Tencent company. All rights reserved.
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*
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* Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
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* in compliance with the License. You may obtain a copy of the License at
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*
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* https://opensource.org/licenses/BSD-3-Clause
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*
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* Unless required by applicable law or agreed to in writing, software distributed
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* under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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* CONDITIONS OF ANY KIND, either express or implied. See the License for the
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* specific language governing permissions and limitations under the License.
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*/
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#ifndef _TARS_FUNCTION_H_
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#define _TARS_FUNCTION_H_
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#include "promise/template_helper.h"
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#include "promise/type_list.h"
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namespace tars {
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namespace f {
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template <typename R, typename List>
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struct MakeFunctionTypeImpl;
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template <typename R, typename... Args>
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struct MakeFunctionTypeImpl<R, tl::TypeList<Args...> > {
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typedef R Type(Args...);
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};
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template <typename R, typename List>
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using MakeFunctionType = typename MakeFunctionTypeImpl<R, List>::Type;
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template <typename F>
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struct ExtractArgsImpl;
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template <typename R, typename... Args>
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struct ExtractArgsImpl<R(Args...)> {
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using Type = tl::TypeList<Args...>;
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};
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template <typename F>
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using ExtractArgs = typename ExtractArgsImpl<F>::Type;
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} // end namespace f(function)
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} // end namespace tars
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#endif
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