> On Feb 6, 2017, at 10:06 AM, Anton Zhilin via swift-evolution
> <[email protected]> wrote:
>
> If I understand correctly, extension of a typealias should be strictly
> equivalent to extension of type on the right:
>
> extension Any<class> {
> func foo()
> }
> And Any<...> are not nominal types, so until we additionally allow extensions
> for non-nominal types, this will not compile.
>
Right.
Note that we capriciously banned extending AnyObject so y’all couldn’t sneak in
code that would prevent AnyObject from turning into “an existential describing
values of class type” :)
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