// in certain SquirrelFish bytecodes -- effectively it just silently consumes
// any operations performed on the result of a failed toObject call.
class JSNotAnObject : public JSNonFinalObject {
- public:
+ private:
JSNotAnObject(ExecState* exec)
: JSNonFinalObject(exec->globalData(), exec->globalData().notAnObjectStructure.get())
{
}
+
+ public:
+ typedef JSNonFinalObject Base;
- static Structure* createStructure(JSGlobalData& globalData, JSValue prototype)
+ static JSNotAnObject* create(ExecState* exec)
{
- return Structure::create(globalData, prototype, TypeInfo(ObjectType, StructureFlags), AnonymousSlotCount, &s_info);
+ JSNotAnObject* object = new (NotNull, allocateCell<JSNotAnObject>(*exec->heap())) JSNotAnObject(exec);
+ object->finishCreation(exec->globalData());
+ return object;
}
+ static Structure* createStructure(JSGlobalData& globalData, JSGlobalObject* globalObject, JSValue prototype)
+ {
+ return Structure::create(globalData, globalObject, prototype, TypeInfo(ObjectType, StructureFlags), &s_info);
+ }
+
+ static const ClassInfo s_info;
+
private:
static const unsigned StructureFlags = OverridesGetOwnPropertySlot | OverridesGetPropertyNames | JSObject::StructureFlags;
// JSValue methods
- virtual JSValue toPrimitive(ExecState*, PreferredPrimitiveType) const;
- virtual bool getPrimitiveNumber(ExecState*, double& number, JSValue&);
- virtual bool toBoolean(ExecState*) const;
- virtual double toNumber(ExecState*) const;
- virtual UString toString(ExecState*) const;
- virtual JSObject* toObject(ExecState*, JSGlobalObject*) const;
+ static JSValue defaultValue(const JSObject*, ExecState*, PreferredPrimitiveType);
// JSObject methods
- virtual bool getOwnPropertySlot(ExecState*, const Identifier& propertyName, PropertySlot&);
- virtual bool getOwnPropertySlot(ExecState*, unsigned propertyName, PropertySlot&);
- virtual bool getOwnPropertyDescriptor(ExecState*, const Identifier&, PropertyDescriptor&);
+ static bool getOwnPropertySlot(JSCell*, ExecState*, const Identifier& propertyName, PropertySlot&);
+ static bool getOwnPropertySlotByIndex(JSCell*, ExecState*, unsigned propertyName, PropertySlot&);
+ static bool getOwnPropertyDescriptor(JSObject*, ExecState*, const Identifier&, PropertyDescriptor&);
- virtual void put(ExecState*, const Identifier& propertyName, JSValue, PutPropertySlot&);
- virtual void put(ExecState*, unsigned propertyName, JSValue);
+ static void put(JSCell*, ExecState*, const Identifier& propertyName, JSValue, PutPropertySlot&);
+ static void putByIndex(JSCell*, ExecState*, unsigned propertyName, JSValue, bool shouldThrow);
- virtual bool deleteProperty(ExecState*, const Identifier& propertyName);
- virtual bool deleteProperty(ExecState*, unsigned propertyName);
+ static bool deleteProperty(JSCell*, ExecState*, const Identifier& propertyName);
+ static bool deletePropertyByIndex(JSCell*, ExecState*, unsigned propertyName);
- virtual void getOwnPropertyNames(ExecState*, PropertyNameArray&, EnumerationMode mode = ExcludeDontEnumProperties);
+ static void getOwnPropertyNames(JSObject*, ExecState*, PropertyNameArray&, EnumerationMode);
};
} // namespace JSC