tor-browser

The Tor Browser
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ExpressionParser.h (1018B)

      1 //
      2 // Copyright 2012 The ANGLE Project Authors. All rights reserved.
      3 // Use of this source code is governed by a BSD-style license that can be
      4 // found in the LICENSE file.
      5 //
      6 
      7 #ifndef COMPILER_PREPROCESSOR_EXPRESSIONPARSER_H_
      8 #define COMPILER_PREPROCESSOR_EXPRESSIONPARSER_H_
      9 
     10 #include "common/angleutils.h"
     11 #include "compiler/preprocessor/DiagnosticsBase.h"
     12 
     13 namespace angle
     14 {
     15 
     16 namespace pp
     17 {
     18 
     19 class Lexer;
     20 struct Token;
     21 
     22 class ExpressionParser : angle::NonCopyable
     23 {
     24  public:
     25    struct ErrorSettings
     26    {
     27        Diagnostics::ID unexpectedIdentifier;
     28        bool integerLiteralsMustFit32BitSignedRange;
     29    };
     30 
     31    ExpressionParser(Lexer *lexer, Diagnostics *diagnostics);
     32 
     33    bool parse(Token *token,
     34               int *result,
     35               bool parsePresetToken,
     36               const ErrorSettings &errorSettings,
     37               bool *valid);
     38 
     39  private:
     40    Lexer *mLexer;
     41    Diagnostics *mDiagnostics;
     42 };
     43 
     44 }  // namespace pp
     45 
     46 }  // namespace angle
     47 
     48 #endif  // COMPILER_PREPROCESSOR_EXPRESSIONPARSER_H_