bool ClonedArguments::deleteProperty(JSCell* cell, ExecState* exec, PropertyName ident)
{
ClonedArguments* thisObject = jsCast<ClonedArguments*>(cell);
VM& vm = exec->vm();
if (ident == vm.propertyNames->callee
|| ident == vm.propertyNames->iteratorSymbol)
thisObject->materializeSpecialsIfNecessary(exec);
return Base::deleteProperty(thisObject, exec, ident);
}
bool ClonedArguments::defineOwnProperty(JSObject* object, ExecState* exec, PropertyName ident, const PropertyDescriptor& descriptor, bool shouldThrow)
{
ClonedArguments* thisObject = jsCast<ClonedArguments*>(object);
VM& vm = exec->vm();
if (ident == vm.propertyNames->callee
|| ident == vm.propertyNames->iteratorSymbol)
thisObject->materializeSpecialsIfNecessary(exec);
return Base::defineOwnProperty(object, exec, ident, descriptor, shouldThrow);
}
bool ClonedArguments::put(JSCell* cell, ExecState* exec, PropertyName ident, JSValue value, PutPropertySlot& slot)
{
ClonedArguments* thisObject = jsCast<ClonedArguments*>(cell);
VM& vm = exec->vm();
if (ident == vm.propertyNames->callee
|| ident == vm.propertyNames->iteratorSymbol) {
thisObject->materializeSpecialsIfNecessary(exec);
PutPropertySlot dummy = slot; // Shadow the given PutPropertySlot to prevent caching.
return Base::put(thisObject, exec, ident, value, dummy);
}
return Base::put(thisObject, exec, ident, value, slot);
}
bool ClonedArguments::getOwnPropertySlot(JSObject* object, ExecState* exec, PropertyName ident, PropertySlot& slot)
{
ClonedArguments* thisObject = jsCast<ClonedArguments*>(object);
VM& vm = exec->vm();
if (ident == vm.propertyNames->callee
|| ident == vm.propertyNames->caller
|| ident == vm.propertyNames->iteratorSymbol)
thisObject->materializeSpecialsIfNecessary(exec);
if (Base::getOwnPropertySlot(thisObject, exec, ident, slot))
return true;
return false;
}
void ClonedArguments::getOwnPropertyNames(JSObject* object, ExecState* exec, PropertyNameArray& array, EnumerationMode mode)
{
ClonedArguments* thisObject = jsCast<ClonedArguments*>(object);
thisObject->materializeSpecialsIfNecessary(exec);
Base::getOwnPropertyNames(thisObject, exec, array, mode);
}
