> On May 31, 2016, at 1:59 PM, Adrian Zubarev via swift-evolution
> <[email protected]> wrote:
>
>> +1. This is example *is not* a single expression code block. There are 3
>> expressions (the condition, the return value in the else block, and the
>> primary return value).
>
> The `else` block is a returning single expression block. I can’t show the
> `guard` example without any returning scope.
>
> You said it yourself "everywhere in the language“. It’s not “everywhere“ if
> we would left out `guards` else-returning block.
I was speaking casually and meant “top level code blocks that return a value”.
You are right that I wasn’t totally clear about that. I replied to your
initial post with the clarification I believe is necessary.
> If we’d allow this we could also write:
>
> func test(boolean: Bool) {
> guard boolean else {}
> print("true")
> }
>
> This is useless and less readable.
>
> But we already can do this with closures:
>
> let nop = {} // useless
>
> switch value {
> ...
> default: {}() // do nothing
> }
>
> --
> Adrian Zubarev
> Sent with Airmail
>
>
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