map is:exact -package:base -package:dlist -package:conduit -package:containers -package:foldl -package:incipit-base -package:hedgehog -package:monoidal-containers -package:os-string -package:blaze-html package:aeson

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