map is:exact -package:basement -package:containers -package:bytestring -package:base -package:invertible -package:base-compat-batteries -package:hedgehog -package:pipes -package:psqueues -package:imports -package:foldl -package:monoidal-containers -package:base-prelude -package:charset package:aeson

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