[swift-evolution] [Review] SE-0102: Remove @noreturn attribute and introduce an empty NoReturn type

Thorsten Seitz tseitz42 at icloud.com
Fri Jul 1 09:59:45 CDT 2016


+1 from me as well for the same reasons including a strong preference for naming it "Never" to allow using it in other places than just as return type. This would make it easy to turn it into a real bottom type in the future.

-Thorsten 

> Am 22.06.2016 um 01:12 schrieb David Hart via swift-evolution <swift-evolution at swift.org>:
> 
> 
>>    * What is your evaluation of the proposal?
> 
> +1. This makes total sense. But I would recommend naming it “Never” for the same arguments as in the proposal.
> 
>>    * Is the problem being addressed significant enough to warrant a change to Swift?
> 
> Yes, it simplifies the language by replacing a rarely used attribute by an elegant solution from the type system. I also love how Never could be used with typed throws.
> 
>>    * Does this proposal fit well with the feel and direction of Swift?
> 
> Yep: simplification and elegance.
> 
>>    * If you have used other languages or libraries with a similar feature, how do you feel that this proposal compares to those?
> 
> No.
> 
>>    * How much effort did you put into your review? A glance, a quick reading, or an in-depth study?
> 
> A good read.
> 
>> 
>> More information about the Swift evolution process is available at
>> 
>>    https://github.com/apple/swift-evolution/blob/master/process.md
>> 
>> Thank you,
>> 
>> -Chris Lattner
>> Review Manager
>> 
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