[swift-users] @noescape

[Jens Alfke]

> On May 16, 2016, at 9:37 AM, Nate Birkholz via swift-users <swift-users at swift.org> wrote:
> 
> I understand how @noescape works, and some of its benefits, I *think*, but if I am correct, it almost seems like it should be added automatically to my closure definitions until it becomes clear that the closure has to escape its context, much like I tend to declare variables as `let` until it becomes clear I need a `var`. 

IIRC, there is a current proposal to change the language in exactly that way — i.e. to have noescape be the default and use an attribute like “@escapes” to declare that a closure can be stored by the callee and called later.

—Jens
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