map -package:containers is:exact -package:base-compat -package:case-insensitive -package:foldl -package:dlist -package:base-prelude -package:charset -package:basement -package:base-compat-batteries -package:ghc package:aeson

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