| // Copyright 2022 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_IR_DEBUG_H_ | 
 | #define SRC_TINT_IR_DEBUG_H_ | 
 |  | 
 | #include <string> | 
 |  | 
 | #include "src/tint/ir/module.h" | 
 |  | 
 | namespace tint::ir { | 
 |  | 
 | /// Helper class to debug IR. | 
 | class Debug { | 
 |   public: | 
 |     /// Returns the module as a dot graph | 
 |     /// @param mod the module to emit | 
 |     /// @returns the dot graph for the given module | 
 |     static std::string AsDotGraph(const Module* mod); | 
 |  | 
 |     /// Returns the module as a string | 
 |     /// @param mod the module to emit | 
 |     /// @returns the string representation of the module | 
 |     static std::string AsString(const Module* mod); | 
 | }; | 
 |  | 
 | }  // namespace tint::ir | 
 |  | 
 | #endif  // SRC_TINT_IR_DEBUG_H_ |