map -package:vector -package:basement -package:conduit -package:case-insensitive -package:invertible -package:imports -package:filepath -package:ghc -package:dense-linear-algebra -package:foldl package:aeson is:exact

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