map -package:containers -package:ghc -is:exact -package:integration -package:base-compat-batteries -package:insert-ordered-containers -package:incipit-base -package:bytestring -package:dlist -package:hedgehog -package:basement is:exact package:aeson

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