[swift-evolution] [Proposal] function "return" optional keyword.

[Dennis Lysenko]

This is very nice for writing lazy var definitions and single-line computed
properties as well. +1 from me.

On Sat, Dec 19, 2015, 8:30 AM Craig Cruden via swift-evolution <
swift-evolution at swift.org> wrote:

>
> When writing short functional code in a function it would be nice if the
> return keyword were an optional keyword.
>
> Just return the last evaluated expression.
>
>
> i.e.
>
>     func flipFunc<T, U>(arg1: T, arg2: U) -> (U, T) {
>         (arg2, arg1)
>     }
>
>
> The keyword return would still be there for breaking out of a function.
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