| // Copyright 2023 The Tint 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 |
| // |
| // http://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 SRC_TINT_SEM_EXPRESSION_H_ |
| #define SRC_TINT_SEM_EXPRESSION_H_ |
| |
| #include "src/tint/ast/expression.h" |
| #include "src/tint/sem/node.h" |
| |
| // Forward declarations |
| namespace tint::sem { |
| class Statement; |
| } // namespace tint::sem |
| |
| namespace tint::sem { |
| |
| /// Expression holds the semantic information for expression nodes. |
| class Expression : public Castable<Expression, Node> { |
| public: |
| /// Constructor |
| /// @param declaration the AST node |
| /// @param statement the statement that owns this expression |
| Expression(const ast::Expression* declaration, const Statement* statement); |
| |
| /// Destructor |
| ~Expression() override; |
| |
| /// @returns the AST node |
| const ast::Expression* Declaration() const { return declaration_; } |
| |
| /// @return the statement that owns this expression |
| const Statement* Stmt() const { return statement_; } |
| |
| protected: |
| /// The AST expression node for this semantic expression |
| const ast::Expression* const declaration_; |
| |
| private: |
| const Statement* const statement_; |
| }; |
| |
| } // namespace tint::sem |
| |
| #endif // SRC_TINT_SEM_EXPRESSION_H_ |