相关疑难解决方法(0)

更新到xcode 8 beta 6后,我收到错误

无法将类型'() - > Void'的值指定为'(() - > Void'!'

在以下func块,第三行:

    // Button sub-class
public class SCLButton: UIButton {
    var actionType = SCLActionType.none
    var target:AnyObject!
    var selector:Selector!
    var action:(()->Void)!

    public init() {
        super.init(frame: CGRect.zero)
    }

    required public init?(coder aDecoder: NSCoder) {
        super.init(coder:aDecoder)
    }

    override public init(frame:CGRect) {
        super.init(frame:frame)
    }

//    required public init?(coder aDecoder: NSCoder) {
//        fatalError("init(coder:) has not been implemented")
//    }
}
public func addButton(_ title:String, action:()->Void)->SCLButton {
    let btn = addButton(title)
    btn.actionType = SCLActionType.closure
    btn.action …