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      1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved.
      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 COMPILER_PREPROCESSOR_EXPRESSION_PARSER_H_
     16 #define COMPILER_PREPROCESSOR_EXPRESSION_PARSER_H_
     17 
     18 #include "pp_utils.h"
     19 
     20 namespace pp
     21 {
     22 
     23 class Diagnostics;
     24 class Lexer;
     25 struct Token;
     26 
     27 class ExpressionParser
     28 {
     29 public:
     30 	ExpressionParser(Lexer* lexer, Diagnostics* diagnostics);
     31 
     32 	bool parse(Token* token, int* result);
     33 
     34 private:
     35 	PP_DISALLOW_COPY_AND_ASSIGN(ExpressionParser);
     36 
     37 	Lexer* mLexer;
     38 	Diagnostics* mDiagnostics;
     39 };
     40 
     41 }  // namespace pp
     42 #endif  // COMPILER_PREPROCESSOR_EXPRESSION_PARSER_H_
     43