I am writing my iOS Application in Swift 3.
I have a
UIViewController
extension UIViewController {
func myMethod() {
if self.responds(to: #selector(someMethod)) {
}
}}
responds(to:)
Use of unresolved identifier "someMethod".
self
A simple workaround:
@objc protocol SomeMethodType {
func someMethod()
}
extension UIViewController {
func myMethod() {
if self.responds(to: #selector(SomeMethodType.someMethod)) {
//...
self.perform(#selector(SomeMethodType.someMethod))
// or
(self as AnyObject).someMethod?()
//...
}
}
}
A little more Swifty way:
protocol SomeMethodType {
func someMethod()
}
//For all classes implementing `someMethod()`.
extension MyViewController: SomeMethodType {}
//...
extension UIViewController {
func myMethod() {
if let someMethodSelf = self as? SomeMethodType {
//...
someMethodSelf.someMethod()
//...
}
}
}