map -package:containers -package:basement -package:psqueues -package:Cabal-syntax -package:regex-tdfa -package:incipit-base -package:amazonka-core -package:base -package:base-prelude -package:filepath -package:invertible -package:os-string package:aeson is:exact

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