Safe Haskell	None
Language	Haskell2010

Darcs.Patch.Witnesses.WZipper

Synopsis

data FZipper a wX wZ where
- FZipper :: RL a wX wY -> FL a wY wZ -> FZipper a wX wZ
focus :: FZipper a wX wY -> Maybe (Sealed2 a)
leftmost :: FZipper p wX wY -> Bool
left :: FZipper p wX wY -> FZipper p wX wY
rightmost :: FZipper p wX wY -> Bool
right :: FZipper p wX wY -> FZipper p wX wY
jokers :: FZipper a wX wY -> FlippedSeal (FL a) wY
clowns :: FZipper a wX wY -> Sealed (RL a wX)
flToZipper :: FL a wX wY -> FZipper a wX wY
lengthFZ :: FZipper a wX wY -> Int
nullFZ :: FZipper a wX wY -> Bool
toEnd :: FZipper p wX wY -> FZipper p wX wY
toStart :: FZipper p wX wY -> FZipper p wX wY

Documentation

data FZipper a wX wZ where Source #

Constructors

FZipper :: RL a wX wY -> FL a wY wZ -> FZipper a wX wZ

left :: FZipper p wX wY -> FZipper p wX wY Source #

"Clowns to the left of me, jokers to the right. Here I am, stuck in the middle of you" http://en.wikipedia.org/wiki/Stuck_in_the_Middle