fay-0.16.0.0: tests/Either.hs
import Prelude
raw :: Either Int Int -> Int
raw x = case x of Left a -> a + 1
Right b -> b + 2
func :: Either Int Int -> Int
func x = either (\x -> x + 1) (\x -> x + 2) x
main = do
print $ raw $ Left 5
print $ raw $ Right 5
print $ func $ Left 5
print $ func $ Right 5