map -package:containers -package:base -package:base-compat -package:case-insensitive -package:dense-linear-algebra -package:foldl -package:filepath -package:base-prelude -package:invertible -package:basement -package:monoidal-containers -package:os-string -package:text -package:psqueues -package:insert-ordered-containers package:aeson is:exact

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