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/*
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* Copyright (C) 2008, 2009 Apple Inc. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef JSStaticScopeObject_h
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#define JSStaticScopeObject_h
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#include "JSVariableObject.h"
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namespace JSC{
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class JSStaticScopeObject : public JSVariableObject {
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protected:
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using JSVariableObject::JSVariableObjectData;
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struct JSStaticScopeObjectData : public JSVariableObjectData {
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JSStaticScopeObjectData()
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: JSVariableObjectData(&symbolTable, ®isterStore + 1)
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{
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}
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SymbolTable symbolTable;
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Register registerStore;
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};
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public:
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JSStaticScopeObject(ExecState* exec, const Identifier& ident, JSValue value, unsigned attributes)
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: JSVariableObject(exec->globalData().staticScopeStructure, new JSStaticScopeObjectData())
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{
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d()->registerStore = value;
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symbolTable().add(ident.ustring().rep(), SymbolTableEntry(-1, attributes));
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}
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virtual ~JSStaticScopeObject();
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virtual void markChildren(MarkStack&);
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bool isDynamicScope() const;
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virtual JSObject* toThisObject(ExecState*) const;
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virtual bool getOwnPropertySlot(ExecState*, const Identifier&, PropertySlot&);
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virtual void put(ExecState*, const Identifier&, JSValue, PutPropertySlot&);
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void putWithAttributes(ExecState*, const Identifier&, JSValue, unsigned attributes);
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static PassRefPtr<Structure> createStructure(JSValue proto) { return Structure::create(proto, TypeInfo(ObjectType, StructureFlags)); }
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protected:
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static const unsigned StructureFlags = OverridesGetOwnPropertySlot | NeedsThisConversion | OverridesMarkChildren | OverridesGetPropertyNames | JSVariableObject::StructureFlags;
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private:
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JSStaticScopeObjectData* d() { return static_cast<JSStaticScopeObjectData*>(JSVariableObject::d); }
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};
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}
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#endif // JSStaticScopeObject_h
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