map -package:containers -package:bytestring -package:basement -package:base -package:integration is:exact -package:blaze-html -package:monoidal-containers -package:os-string -package:charset -package:hedgehog package:aeson

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