Darcs.Patch.Witnesses.Maybe

Documentation

data Maybe2 p wX wY where

Constructors

Nothing2 :: Maybe2 p wX wX

Just2 :: p wX wY -> Maybe2 p wX wY

maybeToFL :: Maybe2 p wX wY -> FL p wX wY

maybeToRL :: Maybe2 p wX wY -> RL p wX wY

mapMB_MB :: (p wX wY -> q wX wY) -> Maybe2 p wX wY -> Maybe2 q wX wY