/*
 * Copyright (c) 2008, 2010 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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 */

#ifndef ScriptCallStack_h
#define ScriptCallStack_h

#include "ScriptCallFrame.h"
#include <wtf/Forward.h>
#include <wtf/RefCounted.h>
#include <wtf/Vector.h>

namespace WebCore {

class InspectorArray;

class ScriptCallStack : public RefCounted<ScriptCallStack> {
public:
    static const size_t maxCallStackSizeToCapture = 200;
    
    static PassRefPtr<ScriptCallStack> create(Vector<ScriptCallFrame>&);

    ~ScriptCallStack();

    const ScriptCallFrame &at(size_t) const;
    size_t size() const;

    bool isEqual(ScriptCallStack*) const;
    PassRefPtr<InspectorArray> buildInspectorArray() const;

private:
    ScriptCallStack(Vector<ScriptCallFrame>&);

    Vector<ScriptCallFrame> m_frames;
};

} // namespace WebCore

#endif // ScriptCallStack_h