kc3-lang/angle/src/compiler/preprocessor/Tokenizer.h

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• Author : Corentin Wallez
  Date : 2016-09-20 17:15:59
  Hash : 054f7ed0
  Message : preprocessor: Miscellaneous cleanups - Use full header paths in includes - Use ASSERT instead of assert - Use angle::NonCopyable instead of PP_DISALLOW_COPY_AND_ASSIGN - Use range-for in a couple places - Remove pp_utils.h BUG=angleproject:1522 Change-Id: If107fef89e8465bca65cf664926d1051c5d1e232 Reviewed-on: https://chromium-review.googlesource.com/387212 Commit-Queue: Corentin Wallez <cwallez@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org>

• src/compiler/preprocessor/Tokenizer.h

• //
  // Copyright (c) 2012-2014 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_TOKENIZER_H_
  #define COMPILER_PREPROCESSOR_TOKENIZER_H_
  
  #include "common/angleutils.h"
  #include "compiler/preprocessor/Input.h"
  #include "compiler/preprocessor/Lexer.h"
  
  namespace pp
  {
  
  class Diagnostics;
  
  class Tokenizer : public Lexer
  {
    public:
      struct Context
      {
          Diagnostics *diagnostics;
  
          Input input;
          // The location where yytext points to. Token location should track
          // scanLoc instead of Input::mReadLoc because they may not be the same
          // if text is buffered up in the scanner input buffer.
          Input::Location scanLoc;
  
          bool leadingSpace;
          bool lineStart;
      };
  
      Tokenizer(Diagnostics *diagnostics);
      ~Tokenizer();
  
      bool init(size_t count, const char * const string[], const int length[]);
  
      void setFileNumber(int file);
      void setLineNumber(int line);
      void setMaxTokenSize(size_t maxTokenSize);
  
      void lex(Token *token) override;
  
    private:
      bool initScanner();
      void destroyScanner();
  
      void *mHandle;  // Scanner handle.
      Context mContext;  // Scanner extra.
      size_t mMaxTokenSize; // Maximum token size
  };
  
  }  // namespace pp
  
  #endif  // COMPILER_PREPROCESSOR_TOKENIZER_H_