[swift-users] Nil coalescing operator and closures

[Joe Groff]

> On Feb 24, 2016, at 5:37 AM, Rudolf Adamkovič via swift-users <swift-users at swift.org> wrote:
> 
> Hello there!
> 
> Today, I stumbled upon the following error:
> 
> typealias ClosureType = () -> Void
>         
> let closure: ClosureType?
> let otherClosure: ClosureType = {}
>         
> let pickClosure = closure ?? otherClosure
> // ERROR: binary operator '??' cannot be applied to operands of type 'ClosureType?' and 'ClosureType' (aka '() -> ()')
> 
> Is this a bug or a feature?

It's a known bug.

-Joe

> 
> Thanks!
> 
> Rudolf Adamkovic
> R+
> 
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