![John Sundell on Twitter: "In Swift, you can call any instance method as a static function and it will return a closure representing that method 😎 This is how running tests using John Sundell on Twitter: "In Swift, you can call any instance method as a static function and it will return a closure representing that method 😎 This is how running tests using](https://pbs.twimg.com/media/DSymZ01WsAEgfKj.jpg:large)
John Sundell on Twitter: "In Swift, you can call any instance method as a static function and it will return a closure representing that method 😎 This is how running tests using
![macos - iOS Xcode 12.0 Swift 5 'AppDelegate' is annotated with @main and must provide a main static function of type () -> Void or () throws -> Void - Stack Overflow macos - iOS Xcode 12.0 Swift 5 'AppDelegate' is annotated with @main and must provide a main static function of type () -> Void or () throws -> Void - Stack Overflow](https://i.stack.imgur.com/0cJuq.png)
macos - iOS Xcode 12.0 Swift 5 'AppDelegate' is annotated with @main and must provide a main static function of type () -> Void or () throws -> Void - Stack Overflow
![Static Property and Functions in Swift 5 (Xcode 12, 2020, iOS Development) - Swift 5 for Beginners - YouTube Static Property and Functions in Swift 5 (Xcode 12, 2020, iOS Development) - Swift 5 for Beginners - YouTube](https://i.ytimg.com/vi/dNS9vMa1Ggc/mqdefault.jpg)
Static Property and Functions in Swift 5 (Xcode 12, 2020, iOS Development) - Swift 5 for Beginners - YouTube
![swift - Why can't I use a private,internal,fileprivate method within a class/static method? - Stack Overflow swift - Why can't I use a private,internal,fileprivate method within a class/static method? - Stack Overflow](https://i.stack.imgur.com/GeiiF.jpg)