56 lines
1.7 KiB
C++
56 lines
1.7 KiB
C++
/*
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* Copyright (c) 2018-2020 Arm Limited.
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*
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* SPDX-License-Identifier: MIT
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef ARM_COMPUTE_MISC_CRTP_H
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#define ARM_COMPUTE_MISC_CRTP_H
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namespace arm_compute
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{
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namespace misc
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{
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/** Curiously recurring template pattern Interface */
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template <typename T, template <typename> class Type>
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struct CRTP
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{
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public:
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/** Exact type */
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using ExactType = T;
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protected:
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const T &impl() const
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{
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return static_cast<const T &>(*this);
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}
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T &impl()
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{
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return static_cast<T &>(*this);
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}
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private:
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CRTP() = default;
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friend Type<T>;
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};
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} // namespace misc
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} // namespace arm_compute
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#endif /* ARM_COMPUTE_MISC_CRTP_H */
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