Yep, I understand what it does. I’m trying to get the same class-or-subclass 
behavior during compilation. I’d looked at the stack overflow article earlier, 
so I’ll check out the Swift forum to see what’s there. Thanks.

> On Nov 11, 2019, at 4:43 PM, Quincey Morris 
> <quinceymor...@rivergatesoftware.com> wrote:
> 
>> On Nov 11, 2019, at 15:07 , Steve Christensen via Cocoa-dev 
>> <cocoa-dev@lists.apple.com <mailto:cocoa-dev@lists.apple.com>> wrote:
>> 
>> Some existing Obj-C methods are of the form:
>> 
>>      + (nullable __kindof NSManagedObject) someFooThing;
>> 
>> Right now I have
>> 
>>      class var someFooThing: NSManagedObject?
> 
> AFAIK, “__kindof” only affects the ability to assign one Obj-C class pointer 
> to a variable of a different but compatible (kind of) type. It doesn’t change 
> the actual type of the variable, nor does it (again AFAIK) change the ability 
> to assign without errors in Swift. Also see here for some informative 
> discussion:
> 
>       https://stackoverflow.com/questions/31399208/ios-kindof-nsarray 
> <https://stackoverflow.com/questions/31399208/ios-kindof-nsarray>
> 
> I suggest you ask about this on forums.swift.org <http://forums.swift.org/>. 
> If there’s an alternative, someone there will know.

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