map -package:containers is:exact -package:charset -package:conduit -package:blaze-html -package:base -package:incipit-base -package:hedgehog -package:invertible -package:filepath -package:dense-linear-algebra package:aeson

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