| // Copyright 2020 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_AST_NODE_H_ |
| #define SRC_TINT_AST_NODE_H_ |
| |
| #include <string> |
| |
| #include "src/tint/clone_context.h" |
| |
| // Forward declarations |
| namespace tint { |
| class CloneContext; |
| } // namespace tint |
| namespace tint::sem { |
| class Type; |
| class Info; |
| } // namespace tint::sem |
| |
| namespace tint::ast { |
| |
| /// AST base class node |
| class Node : public Castable<Node, Cloneable> { |
| public: |
| ~Node() override; |
| |
| /// The identifier of the program that owns this node |
| const ProgramID program_id; |
| |
| /// The node source data |
| const Source source; |
| |
| protected: |
| /// Create a new node |
| /// @param pid the identifier of the program that owns this node |
| /// @param src the input source for the node |
| Node(ProgramID pid, const Source& src); |
| /// Move constructor |
| Node(Node&&); |
| |
| private: |
| Node(const Node&) = delete; |
| }; |
| |
| } // namespace tint::ast |
| |
| namespace tint { |
| |
| /// @param node a pointer to an AST node |
| /// @returns the ProgramID of the given AST node. |
| inline ProgramID ProgramIDOf(const ast::Node* node) { |
| return node ? node->program_id : ProgramID(); |
| } |
| |
| } // namespace tint |
| |
| #endif // SRC_TINT_AST_NODE_H_ |