void NullTypeHandlerBase::SetIsPrototype(DynamicObject* instance)
{
if (!this->isPrototype)
{
// We don't force a type transition even when ChangeTypeOnProto() == true, because objects with NullTypeHandlers don't
// have any properties, so there is nothing to invalidate. Types with NullTypeHandlers also aren't cached in typeWithoutProperty
// caches, so there will be no fast property add path that could skip prototype cache invalidation.
NullTypeHandler<true>* protoTypeHandler = NullTypeHandler<true>::GetDefaultInstance();
AssertMsg(protoTypeHandler->GetFlags() == (GetFlags() | IsPrototypeFlag), "Why did we change the flags of a NullTypeHandler?");
Assert(this->GetIsInlineSlotCapacityLocked() == protoTypeHandler->GetIsInlineSlotCapacityLocked());
protoTypeHandler->SetPropertyTypes(PropertyTypesWritableDataOnly | PropertyTypesWritableDataOnlyDetection, GetPropertyTypes());
SetInstanceTypeHandler(instance, protoTypeHandler);
}
}
void
DynamicTypeHandler::SetInstanceTypeHandler(DynamicObject * instance, bool hasChanged)
{
SetInstanceTypeHandler(instance, this, hasChanged);
}
