map -package:containers is:exact -package:basement -package:base-prelude -package:monoidal-containers -package:Cabal-syntax -package:pipes -package:incipit-base -package:conduit -package:hedgehog -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.