Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- func recoverExample() -> Promise<Data> {
- return firstly { () -> Promise<Data> in
- return self.retrieveDataFromPrimarySource()
- }.recover { error -> Promise<Data> in
- //fall back
- return self.retrieveDataFromSecondarySource()
- }
- }
Add Comment
Please, Sign In to add comment