Created
March 31, 2016 20:41
-
-
Save jferris/b5111c0b99e35e8f2d45b3b6d36a4a5c to your computer and use it in GitHub Desktop.
Empty Operator
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
(?) :: Foldable t => t a -> t a -> t a | |
a ? b | |
| null a = b | |
| otherwise = a |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment