mirror of
https://github.com/openharmony/ace_ace_engine.git
synced 2026-07-19 14:43:36 -04:00
mamingshuai
34 lines
2.1 KiB
C++
34 lines
2.1 KiB
C++
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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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 FOUNDATION_ACE_FRAMEWORKS_BRIDGE_COMMON_UTILS_CLASS_UTILS_H
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#define FOUNDATION_ACE_FRAMEWORKS_BRIDGE_COMMON_UTILS_CLASS_UTILS_H
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#define DEFINE_HAS_METHOD(method) \
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template<typename ToCheck> \
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class internal_has_##method { \
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template<typename ClassTest> \
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static std::true_type checkHas(decltype(&ClassTest::method)); \
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template<typename ClassTest> \
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static std::false_type checkHas(...); \
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\
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public: \
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enum { value = std::is_same<decltype(checkHas<ToCheck>(0)), std::true_type>::value }; \
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}; \
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\
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template<typename ToCheck> \
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static inline constexpr const bool has_##method = internal_has_##method<ToCheck>::value;
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#endif // FOUNDATION_ACE_FRAMEWORKS_BRIDGE_COMMON_UTILS_CLASS_UTILS_H
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