map -package:containers -package:insert-ordered-containers -package:blaze-html -package:conduit -package:foldl -package:monoidal-containers -package:dense-linear-algebra -package:integration -is:exact -package:invertible package:aeson is:exact

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