[swift-evolution] [Idea] return if / return unless

[Christian Kienle]

+1

2016-08-04 15:38 GMT+02:00 Julian Dunskus via swift-evolution <
swift-evolution at swift.org>:

> How often have you written something like the following?
>
> `
> if indexPath.row == 0 { return }
>
> guard let thing = things[index] else { return nil }
> `
>
> I propose adding some syntactic sugar to make such statements more
> readable and simple to write:
>
> `
> return if indexPath.row == 0
>
> return nil unless let thing = things[index]
> `
>
> I don’t know how easy or hard this would be to implement, but I think it
> would improve some code significantly.
>
> –Julian Dunskus
>
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>
>


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