map -package:containers is:exact -package:basement -package:base-prelude -package:integration -package:invertible -package:base -package:os-string -package:ghc -package:psqueues -package:pipes -package:blaze-html package:aeson

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