map -package:containers -package:basement -package:psqueues -package:Cabal-syntax -is:exact -package:incipit-base -package:filepath -package:ghc -package:hedgehog -package:charset -package:dlist is:exact package:aeson

map :: (a -> b) -> KeyMap a -> KeyMap b
aeson Data.Aeson.KeyMap
Map a function over all values in the map.