map is:exact -package:dlist -package:ghc -package:incipit-base -package:conduit -package:base-compat-batteries -package:case-insensitive -package:insert-ordered-containers -package:hedgehog -package:invertible package:aeson

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