Darcs.Patch.Patchy
class Patchy p
class Apply p
mapMaybeSnd
class Commute p
commuteFLorComplain
commuteRL
commuteFL
commuteRLFL
mergeFL
toFwdCommute
toRevCommute
class ShowPatch p
class ReadPatch p
bracketedFL
peekfor
class Invert p
invertFL
invertRL