[swift-evolution] C-style For Loops

[Tyler Cloutier]

Maybe a keyword like "oncontinue" would be a little more obvious about its behavior than "defer"?

> On Dec 5, 2015, at 5:17 AM, Michel Fortin <michel.fortin at michelf.ca> wrote:
> 
>> Le 5 déc. 2015 à 2:54, Roland King <rols at rols.org> a écrit :
>> 
>> Convert that to a while(), if you have a continue in the body, you have a good chance of not incrementing at all, or duplicating the increment code before every continue.
> 
> Well... you can do that:
> 
>    var x = 0
>    while x < 10 {
>        defer { x += 1 } // warning: also increment x if an exception is thrown
>        continue
>    }
> 
> Or maybe the C-style for loop could just be made more readable. You could replace the semicolons with words:
> 
>    for var x = 0 while x < 10 defer x += 1 {
>    }
> 
> But that might be slightly misleading. "defer" would imply that this part is executed when an exception is thrown, which would be unlike a regular for loop.
> 
> -- 
> Michel Fortin
> michel.fortin at michelf.ca
> https://michelf.ca
>