map -package:containers -package:basement -package:dlist -package:conduit -package:bytestring -package:base-prelude -package:pipes -is:exact -package:charset -package:psqueues -package:text -package:imports -is:exact -package:invertible package:aeson is:exact

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