1 // Copyright 2020 The Tint Authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #ifndef SRC_SEM_VOID_TYPE_H_ 16 #define SRC_SEM_VOID_TYPE_H_ 17 18 #include <string> 19 20 #include "src/sem/type.h" 21 22 namespace tint { 23 namespace sem { 24 25 /// A void type 26 class Void : public Castable<Void, Type> { 27 public: 28 /// Constructor 29 Void(); 30 /// Move constructor 31 Void(Void&&); 32 ~Void() override; 33 34 /// @returns the name for this type 35 std::string type_name() const override; 36 37 /// @param symbols the program's symbol table 38 /// @returns the name for this type that closely resembles how it would be 39 /// declared in WGSL. 40 std::string FriendlyName(const SymbolTable& symbols) const override; 41 }; 42 43 } // namespace sem 44 } // namespace tint 45 46 #endif // SRC_SEM_VOID_TYPE_H_ 47