map -package:containers is:exact -package:Cabal-syntax -package:case-insensitive -package:monoidal-containers -package:insert-ordered-containers -package:incipit-base -package:filepath -package:integration -package:os-string -package:charset -package:base-prelude package:aeson

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