map -package:containers -package:base -package:basement -package:monoidal-containers -package:Cabal-syntax -package:charset -package:base-compat-batteries -package:pipes -package:hedgehog -package:invertible -package:conduit package:aeson is:exact

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