[swift-users] Swift 3 likes to tease me

Adam Eberbach aeberbach at me.com
Fri Sep 23 00:23:15 CDT 2016

Xcode will be happy if you add “@objc” in front of your “func” declaration. 

> On 23 Sep 2016, at 2:51 PM, Gerriet M. Denkmann via swift-users <swift-users at swift.org> wrote:
> This line (Swift 3):
> 	if a.responds(to: Selector(“viewControllers") )
> creates this warning: Use '#selector' instead of explicitly constructing a 'Selector'
> Ok. Following this advice I change it to:
> 	if a.responds(to: #selector(“viewControllers"))
> and now get an error instead: Argument of ‘#selector' does not refer to an '@objc' method, property, or initializer
> Why do I get punished for following Xcode’s advice?
> Gerriet.
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