map is:exact -package:lens -package:containers -package:base-compat-batteries -package:incipit-base -package:foldl -package:blaze-html -package:filepath -package:Cabal-syntax -package:insert-ordered-containers package:aeson

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