// Copyright 2017 The Abseil 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 // // https://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. // #ifndef ABSL_BASE_INTERNAL_IDENTITY_H_ #define ABSL_BASE_INTERNAL_IDENTITY_H_ #include "absl/base/config.h" namespace absl { ABSL_NAMESPACE_BEGIN namespace internal { template <typename T> struct identity { typedef T type; }; template <typename T> using identity_t = typename identity<T>::type; } // namespace internal ABSL_NAMESPACE_END } // namespace absl #endif // ABSL_BASE_INTERNAL_IDENTITY_H_