Method GetRef

source/var.cpp:164–186

IObject *Var::GetRef()
{
	auto target_var = this;
	if (mType == VAR_ALIAS)
	{
		if (mAttrib & VAR_ATTRIB_IS_OBJECT)
		{
			mObject->AddRef();
			return mObject;
		}
		target_var = mAliasFor;
	}
	auto ref = new VarRef();
	if (!target_var->MoveToNewFreeVar(*ref))
	{
		ref->Release();
		return nullptr;
	}
	if (mType == VAR_ALIAS)
		target_var->UpdateAlias(ref);
	UpdateAlias(ref);
	return ref;
}