Data.KeyMap

Documentation

class KeyMap key map | map -> key where

Methods

empty :: map val

null :: map val -> Bool

lookup :: key -> map val -> Maybe val

alter :: key -> (Maybe val -> Maybe val) -> map val -> map val

combine :: (Maybe val -> Maybe val' -> Maybe val'') -> map val -> map val' -> map val''

mapMaybeWithKey :: (key -> val -> Maybe val') -> map val -> map val'

toList :: map val -> [val]

Instances

KeyMap Int IntMap

Ord key => KeyMap key (Map key)

insert :: KeyMap key map => key -> val -> map val -> map val

adjust :: KeyMap key map => key -> (val -> val) -> map val -> map val

delete :: KeyMap key map => key -> map val -> map val

unionWith :: KeyMap key map => (val -> val -> Maybe val) -> map val -> map val -> map val

union :: KeyMap key map => map val -> map val -> map val

symDiff :: KeyMap key map => map val -> map val -> map val

updateWith :: KeyMap key map => (val -> val' -> Maybe val) -> map val -> map val' -> map val

difference :: KeyMap key map => map val -> map val' -> map val

update :: KeyMap key map => map val -> map val -> map val

intersectionWith :: KeyMap key map => (val -> val' -> Maybe val'') -> map val -> map val' -> map val''

intersection :: KeyMap key map => map val -> map val -> map val

map :: KeyMap key map => (val -> val') -> map val -> map val'

fromList :: KeyMap key map => [(key, val)] -> map val