map -package:containers -package:case-insensitive -package:basement -is:exact -package:charset -is:exact -package:hedgehog -package:integration -is:exact -package:insert-ordered-containers is:exact -package:filepath package:aeson

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