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75 lines
1.8 KiB
75 lines
1.8 KiB
/*
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* Copyright 2014 Google Inc. All rights reserved.
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*
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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 FRUIT_META_SIGNATURES_H
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#define FRUIT_META_SIGNATURES_H
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#include <fruit/impl/meta/basics.h>
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#include <fruit/impl/meta/vector.h>
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namespace fruit {
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namespace impl {
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namespace meta {
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// Similar to ConsSignature, but takes a Vector of args instead of individual args.
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struct ConsSignatureWithVector {
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template <typename ReturnType, typename ArgVector>
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struct apply;
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template <typename ReturnType, typename... Args>
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struct apply<Type<ReturnType>, Vector<Type<Args>...>> {
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using type = Type<ReturnType(Args...)>;
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};
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};
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struct SignatureType {
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template <typename Signature>
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struct apply;
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template <typename T, typename... Types>
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struct apply<Type<T(Types...)>> {
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using type = Type<T>;
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};
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};
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struct SignatureArgs {
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template <typename Signature>
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struct apply;
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template <typename T, typename... Types>
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struct apply<Type<T(Types...)>> {
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using type = Vector<Type<Types>...>;
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};
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};
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struct IsSignature {
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template <typename Signature>
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struct apply {
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using type = Bool<false>;
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};
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template <typename C, typename... Args>
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struct apply<Type<C(Args...)>> {
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using type = Bool<true>;
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};
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};
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} // namespace meta
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} // namespace impl
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} // namespace fruit
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#endif // FRUIT_META_SIGNATURES_H
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