ExpressionParser.h

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//

// Copyright 2012 The ANGLE Project Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

//

#ifndef COMPILER_PREPROCESSOR_EXPRESSIONPARSER_H_

#define COMPILER_PREPROCESSOR_EXPRESSIONPARSER_H_

#include "common/angleutils.h"

#include "compiler/preprocessor/DiagnosticsBase.h"

namespace angle

namespace pp

class Lexer;

struct Token;

class ExpressionParser : angle::NonCopyable

  public:

    struct ErrorSettings

        Diagnostics::ID unexpectedIdentifier;

        bool integerLiteralsMustFit32BitSignedRange;

};

    ExpressionParser(Lexer *lexer, Diagnostics *diagnostics);

    bool parse(Token *token,

               int *result,

               bool parsePresetToken,

               const ErrorSettings &errorSettings,

               bool *valid);

  private:

    Lexer *mLexer;

    Diagnostics *mDiagnostics;

};

}  // namespace pp

}  // namespace angle

#endif  // COMPILER_PREPROCESSOR_EXPRESSIONPARSER_H_