/*

 * Copyright (c) 2008, Google Inc. All rights reserved.

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 * modification, are permitted provided that the following conditions are

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 * in the documentation and/or other materials provided with the

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 * 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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 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

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 */

#ifndef ScriptCallFrame_h

#define ScriptCallFrame_h

#include "KURL.h"

#include <runtime/ArgList.h>

#include "ScriptString.h"

#include "ScriptValue.h"

#include <wtf/Vector.h>

namespace JSC {

    class ExecState;

    class InternalFunction;

}

namespace WebCore {

    // FIXME: Implement retrieving line number and source URL and storing here

    // for all call frames, not just the first one.

    // See <https://bugs.webkit.org/show_bug.cgi?id=22556> and

    // <https://bugs.webkit.org/show_bug.cgi?id=21180>

    class ScriptCallFrame  {

    public:

        ScriptCallFrame(const JSC::UString& functionName, const JSC::UString& urlString, int lineNumber, JSC::ExecState*, unsigned skipArgumentCount);

        ~ScriptCallFrame();

        const ScriptString& functionName() const { return m_functionName; }

        const KURL& sourceURL() const { return m_sourceURL; }

        unsigned lineNumber() const { return m_lineNumber; }

        // argument retrieval methods

        const ScriptValue& argumentAt(unsigned) const;

        unsigned argumentCount() const { return m_arguments.size(); }

    private:

        ScriptString m_functionName;

        KURL m_sourceURL;

        unsigned m_lineNumber;

        Vector<ScriptValue> m_arguments;

    };

} // namespace WebCore

#endif // ScriptCallFrame_h