map -package:containers -package:charset is:exact -package:insert-ordered-containers -package:integration -package:basement -package:blaze-html -package:hedgehog -package:conduit -package:foldl -package:Cabal-syntax package:aeson

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