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Commit	Line	Data
	1	/*
	2	* Copyright (C) 2009 Apple Inc. All rights reserved.
	3	*
	4	* Redistribution and use in source and binary forms, with or without
	5	* modification, are permitted provided that the following conditions
	6	* are met:
	7	* 1. Redistributions of source code must retain the above copyright
	8	* notice, this list of conditions and the following disclaimer.
	9	* 2. Redistributions in binary form must reproduce the above copyright
	10	* notice, this list of conditions and the following disclaimer in the
	11	* documentation and/or other materials provided with the distribution.
	12	*
	13	* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
	14	* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	15	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
	16	* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
	17	* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
	18	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
	19	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
	20	* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
	21	* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	22	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
	23	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	24	*/
	25
	26	#ifndef JSZombie_h
	27	#define JSZombie_h
	28
	29	#include "JSCell.h"
	30
	31	#if ENABLE(JSC_ZOMBIES)
	32	namespace JSC {
	33
	34	class JSZombie : public JSCell {
	35	public:
	36	JSZombie(const ClassInfo* oldInfo, Structure* structure)
	37	: JSCell(structure)
	38	, m_oldInfo(oldInfo)
	39	{
	40	}
	41	virtual bool isZombie() const { return true; }
	42	virtual const ClassInfo* classInfo() const { return &s_info; }
	43	static Structure* leakedZombieStructure();
	44
	45	virtual bool isGetterSetter() const { ASSERT_NOT_REACHED(); return false; }
	46	virtual bool isAPIValueWrapper() const { ASSERT_NOT_REACHED(); return false; }
	47	virtual bool isPropertyNameIterator() const { ASSERT_NOT_REACHED(); return false; }
	48	virtual CallType getCallData(CallData&) { ASSERT_NOT_REACHED(); return CallTypeNone; }
	49	virtual ConstructType getConstructData(ConstructData&) { ASSERT_NOT_REACHED(); return ConstructTypeNone; }
	50	virtual bool getUInt32(uint32_t&) const { ASSERT_NOT_REACHED(); return false; }
	51	virtual JSValue toPrimitive(ExecState*, PreferredPrimitiveType) const { ASSERT_NOT_REACHED(); return jsNull(); }
	52	virtual bool getPrimitiveNumber(ExecState*, double&, JSValue&) { ASSERT_NOT_REACHED(); return false; }
	53	virtual bool toBoolean(ExecState*) const { ASSERT_NOT_REACHED(); return false; }
	54	virtual double toNumber(ExecState*) const { ASSERT_NOT_REACHED(); return 0.0; }
	55	virtual UString toString(ExecState*) const { ASSERT_NOT_REACHED(); return ""; }
	56	virtual JSObject* toObject(ExecState*) const { ASSERT_NOT_REACHED(); return 0; }
	57	virtual void markChildren(MarkStack&) { ASSERT_NOT_REACHED(); }
	58	virtual void put(ExecState*, const Identifier&, JSValue, PutPropertySlot&) { ASSERT_NOT_REACHED(); }
	59	virtual void put(ExecState*, unsigned, JSValue) { ASSERT_NOT_REACHED(); }
	60	virtual bool deleteProperty(ExecState*, const Identifier&) { ASSERT_NOT_REACHED(); return false; }
	61	virtual bool deleteProperty(ExecState*, unsigned) { ASSERT_NOT_REACHED(); return false; }
	62	virtual JSObject* toThisObject(ExecState*) const { ASSERT_NOT_REACHED(); return 0; }
	63	virtual JSValue getJSNumber() { ASSERT_NOT_REACHED(); return jsNull(); }
	64	virtual bool getOwnPropertySlot(ExecState*, const Identifier&, PropertySlot&) { ASSERT_NOT_REACHED(); return false; }
	65	virtual bool getOwnPropertySlot(ExecState*, unsigned, PropertySlot&) { ASSERT_NOT_REACHED(); return false; }
	66
	67	static const ClassInfo s_info;
	68	private:
	69	const ClassInfo* m_oldInfo;
	70	};
	71
	72	}
	73
	74	#endif // ENABLE(JSC_ZOMBIES)
	75
	76	#endif // JSZombie_h