Christopher Vollick psycotica0
psycotica0
/ test.hs
Last active
August 29, 2015 14:06
Demo of Either as a Monad for annotated return types.
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| meow = Right "Meow" | |
| greeting = Right "Hi" | |
| sub_meow input = do | |
| value <- integer_meow input | |
| if value > 7 then | |
| Right "Big Meow" | |
| else | |
| Left "Too Small" |