Re: 'unowned' cannot be applied to non-class type
Re: 'unowned' cannot be applied to non-class type
- Subject: Re: 'unowned' cannot be applied to non-class type
- From: Rick Mann <email@hidden>
- Date: Fri, 12 Feb 2016 13:43:17 -0800
Nevermind. I forgot the "lazy".
> On Feb 12, 2016, at 13:37 , Rick Mann <email@hidden> wrote:
>
> I'm having trouble getting this code to compile:
>
> class ...
> {
> var deleteButton : UIBarButtonItem =
> {
> [unowned self] in
> let button = UIBarButtonItem(barButtonSystemItem: .Trash, target: self, action: "deleteSelection:")
> return button
> }()
> }
>
> I get
>
> 'unowned' cannot be applied to non-class type 'ModelBrowserController -> () -> ModelBrowserController'
>
> and
>
> Cannot convert value of type 'ModelBrowserController -> () -> ModelBrowserController' to expected argument type 'AnyObject?'
>
> when referencing self.
>
> Google tells me the solution to the second error is to add [unowned self] to the declaration, but then I get the other error about 'non-class type'.
>
> Help! Thanks!
>
> --
> Rick Mann
> email@hidden
>
>
>
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--
Rick Mann
email@hidden
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