/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying

   file LICENSE.rst or https://cmake.org/licensing for details.  */

#pragma once

#include <utility>

#include <cmGccDepfileReaderTypes.h>

class cmGccDepfileLexerHelper

{

public:

  cmGccDepfileLexerHelper() = default;

  bool readFile(char const* filePath);

  cmGccDepfileContent extractContent() && { return std::move(this->Content); }

  // Functions called by the lexer

  void newEntry();

  void newRule();

  void newDependency();

  void newRuleOrDependency();

  void addToCurrentPath(char const* s);

private:

  void sanitizeContent();

  cmGccDepfileContent Content;

  enum class State

  {

    Rule,

    Dependency,

    Failed,

  };

  State HelperState = State::Rule;

};

#define YY_EXTRA_TYPE cmGccDepfileLexerHelper*