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Arrows

Name: Anonymous 2007-03-20 10:20 ID:qsHt9v4B

ITT we try to figure out how the fuck arrows are useful for making highly interactive apps.

Name: Anonymous 2007-03-20 13:31 ID:qsHt9v4B



class Arrow a where

    arr :: (b -> c) -> a b c

    pure :: (b -> c) -> a b c

    (>>>) :: a b c -> a c d -> a b d

    first :: a b c -> a (b, d) (c, d)

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