map -package:containers -package:basement -package:dlist -package:conduit -package:incipit-base -is:exact -package:base-compat -package:hedgehog -package:integration -package:blaze-html -package:base-prelude package:aeson is:exact

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