map -package:containers is:exact -package:basement -package:base-prelude -package:base -package:Cabal-syntax -package:charset -package:foldl -package:integration -package:hedgehog -package:incipit-base package:aeson

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