Did that change recently? In Xcode 8 beta 6
let a: AnyObject = UIView()
a.hasPrefix("test")
still compiles (but of course crashes at runtime).
Martin
> Am 25.08.2016 um 09:23 schrieb David Hart via swift-users
> <swift-users@swift.org>:
>
> You can’t call arbitrary functions on AnyObject anymore. Previously, you
> could do this:
>
> let a: AnyObject = UIView()
> a.hasPrefix(“test”) // This compiled (because hasPrefix(:_) exists on
> NSString), but would obviously crash
>
> This is not allowed anymore.
>
>> On 25 Aug 2016, at 03:33, Travis Griggs via swift-users
>> <swift-users@swift.org> wrote:
>>
>> Upgrading to beta6 of Xcode8, I’ve read through various SE’s and made fixes
>> as appropriate, but the following behavior I didn’t catch an explanation as
>> to why its now an error where it was fine before.
>>
>> In a ViewController, I have something that looks like:
>>
>> var addButton = UIButton(type: .custom)
>> var addPrompt = UILabel()
>> var timesButton = UIButton(type: .system)
>> var removeButton = UIButton(type: .system)
>> var menuButton = UIButton(type: .system)
>>
>> func commonInit() {
>> [self.addButton, self.addPrompt, self.timesButton, self.removeButton,
>> self.menuButton].forEach { control in
>> control.sizeToFit()
>> self.addSubview(control)
>> }
>>
>> This code was fine until the latest update. It seemed to a heterogenous
>> array of UILabel and UIButtons was a homogeneous array of UIView objects.
>> But now I get the errors:
>>
>> Value of type ‘Any’ has no member ‘sizeToFit'
>> Cannot covert value of type ‘Any’ to expected argument type of ‘UIView’
>>
>> This seems like it might be related to SE-0116 (Import Objective-C id as
>> Swift Any ) but I’m not sure why the inferencer can no longer find the
>> shared parent type, where it could before.
>>
>> Aside, I can fix it by simply helping it a little, e.g.
>>
>> [self.addButton, self.addPrompt, self.timesButton, self.removeButton,
>> self.menuButton].forEach { (control:UIView) in...
>>
>> But remain curious why the inferencer can’t handle this for me anymore.
>>
>>
>>
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>
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