On Jan 10, 2017, at 11:40 AM, Douglas Gregor via swift-evolution 
<[email protected]> wrote:
>> On Jan 10, 2017, at 10:34 AM, Michael Ilseman via swift-evolution 
>> <[email protected] <mailto:[email protected]>> wrote:
>> 
>> [Forgot to CC swift-evolution the first time]
>> 
>> When this came up last, it was seen as more so a bug in the current 
>> implementation, rather than an explicit choice. There's no need for a 
>> proposal, just a JIRA: 
>> https://bugs.swift.org/browse/SR-115?jql=text%20~%20%22Generic%20subscript%22
>>  
>> <https://bugs.swift.org/browse/SR-115?jql=text%20~%20%22Generic%20subscript%22>
>>  
> 
> It’s a nontrivial new user-facing feature with new syntax in the language, so 
> it’ll need a proposal. ‘twould be good for the proposal to link to the JIRA 
> ticket.
> 
> I’ve only heard positive reactions toward this feature, and it’s something 
> that the standard library could make good use of.

+1, this would be clearly great to happen.

-Chris

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