> On Jan 7, 2017, at 9:17 PM, Douglas Gregor <dgre...@apple.com> wrote:
>
>
>
> Sent from my iPhone
>
>> On Jan 6, 2017, at 11:04 PM, Russ Bishop <xen...@gmail.com> wrote:
>>
>>
>>> On Jan 4, 2017, at 8:48 PM, Douglas Gregor via swift-evolution
>>> <swift-evolution@swift.org> wrote:
>>>
>>>
>>>>
>>>> Would love to see this come forward into discussion.
>>>
>>> Yeah. I'm less sure about the other enhancements to existentials fitting
>>> into Swift 4, e.g., the creation of existentials for protocols with
>>> associated types. Although important, it's a big feature that will take a
>>> bunch of design and implementation time, and I'm leery of accepting
>>> something that we might not actually be able to achieve.
>>>
>>> - Doug
>>
>> By this are you referring to generalized existentials?
>
> Yes. I actually prefer the term "generalized existentials".
>
>> If so I’ll say this is such a constant pain point and perverts so many API
>> designs… not to mention vomiting AnyXYZ type-erased wrappers everywhere… In
>> my completely non-authoritative personal opinion we shouldn’t ship Swift 4
>> without it :)
>
> To be absolutely clear, I think this is an extremely important feature. It's
> also a significant undertaking in both design and implementation.
If I could wish for just one pony this year…. ;)
Russ
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