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/*
* Copyright (c) 2008, Google 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:
*
* * 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
* "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 THE COPYRIGHT
* OWNER 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.
*/
#ifndef ScriptCallStack_h
#define ScriptCallStack_h
#include "ScriptCallFrame.h"
#include "ScriptState.h"
#include <wtf/Noncopyable.h>
#include <wtf/RefPtr.h>
namespace JSC {
class ExecState;
class JSValue;
}
namespace WebCore {
class InspectorArray;
class ScriptCallStack : public Noncopyable {
public:
ScriptCallStack(JSC::ExecState*, unsigned skipArgumentCount = 0);
~ScriptCallStack();
ScriptState* state() const { return m_exec; }
ScriptState* globalState() const { return m_exec->lexicalGlobalObject()->globalExec(); }
// frame retrieval methods
const ScriptCallFrame &at(unsigned);
unsigned size();
static bool stackTrace(int, const RefPtr<InspectorArray>&);
private:
void initialize();
bool m_initialized;
JSC::ExecState* m_exec;
Vector<ScriptCallFrame> m_frames;
JSC::JSFunction* m_caller;
};
} // namespace WebCore
#endif // ScriptCallStack_h
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