[swift-evolution] Add @noescape to output parameter of 'UnicodeCodecType.encode'

[Dmitri Gribenko]

On Mon, Mar 7, 2016 at 11:21 PM, rintaro ishizaki via swift-evolution
<swift-evolution at swift.org> wrote:
> Currently, all callers of this method in the Standard Library
> assume `output` parameter has @noescape semantics.
> So, I think, we can/should mark it with @noescape.
> Is there a reason why it isn't?
>
> public protocol UnicodeCodecType {
>
>     // ...
>
>     static func encode(
>         input: UnicodeScalar,
>         @noescape output: (CodeUnit) -> Void)
> }

Hi,

There is no reason, this function should be @noescape.  A pull request
would be appreciated!

Dmitri

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