|  | // Copyright 2016 The SwiftShader Authors. All Rights Reserved. | 
|  | // | 
|  | // 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 COMPILER_PREPROCESSOR_EXPRESSION_PARSER_H_ | 
|  | #define COMPILER_PREPROCESSOR_EXPRESSION_PARSER_H_ | 
|  |  | 
|  | #include "pp_utils.h" | 
|  |  | 
|  | namespace pp | 
|  | { | 
|  |  | 
|  | class Diagnostics; | 
|  | class Lexer; | 
|  | struct Token; | 
|  |  | 
|  | class ExpressionParser | 
|  | { | 
|  | public: | 
|  | ExpressionParser(Lexer* lexer, Diagnostics* diagnostics); | 
|  |  | 
|  | bool parse(Token* token, int* result); | 
|  |  | 
|  | private: | 
|  | PP_DISALLOW_COPY_AND_ASSIGN(ExpressionParser); | 
|  |  | 
|  | Lexer* mLexer; | 
|  | Diagnostics* mDiagnostics; | 
|  | }; | 
|  |  | 
|  | }  // namespace pp | 
|  | #endif  // COMPILER_PREPROCESSOR_EXPRESSION_PARSER_H_ |