text: /*
   * Copyright (C) 2016 Apple Inc. All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
   * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
   * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
   * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
   * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   */
  
  #pragma once
  
  #include "ParserTokens.h"
  #include <wtf/Optional.h>
  #include <wtf/Vector.h>
  
  namespace JSC {
  
  class SourceProvider;
  class VM;
  
  enum class DebuggerPausePositionType { Enter, Leave, Pause };
  struct DebuggerPausePosition {
      DebuggerPausePositionType type;
      JSTextPosition position;
  };
  
  class DebuggerPausePositions {
  public:
      DebuggerPausePositions() { }
      ~DebuggerPausePositions() { }
  
      void appendPause(const JSTextPosition& position)
      {
          m_positions.append({ DebuggerPausePositionType::Pause, position });
      }
  
      void appendEntry(const JSTextPosition& position)
      {
          m_positions.append({ DebuggerPausePositionType::Enter, position });
      }
  
      void appendLeave(const JSTextPosition& position)
      {
          m_positions.append({ DebuggerPausePositionType::Leave, position });
      }
  
      Optional<JSTextPosition> breakpointLocationForLineColumn(int line, int column);
  
      void sort();
  
  private:
      Vector<DebuggerPausePosition> m_positions;
  };
  
  
  struct DebuggerParseData {
      DebuggerParseData() { }
      ~DebuggerParseData() { }
  
      DebuggerPausePositions pausePositions;
  };
  
  bool gatherDebuggerParseDataForSource(VM&, SourceProvider*, DebuggerParseData&);
  
  } // namespace JSC
  