Created
January 25, 2012 17:53
-
-
Save robinkraft/1677589 to your computer and use it in GitHub Desktop.
first macro!
This file contains 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
| (defmacro sam [expr pos neg zero] | |
| `(cond (pos? ~expr) ~pos | |
| (neg? ~expr) ~neg | |
| :else ~zero)) |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment