map -package:containers -package:ghc -package:dlist -package:insert-ordered-containers -package:invertible -package:amazonka-core -package:filepath -package:base -package:os-string -package:foldl -package:hedgehog is:exact package:aeson

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