Created
September 8, 2017 14:40
-
-
Save horatio-sans-serif/6bbf9bcc8e34dfb409663458d6bdc655 to your computer and use it in GitHub Desktop.
empty if nil
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| extension Optional where Wrapped == String { | |
| var nilIfEmpty: String? { | |
| guard let strongSelf = self else { | |
| return nil | |
| } | |
| return strongSelf.isEmpty ? nil : strongSelf | |
| } | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment