map -package:containers -package:ghc -package:basement -package:Cabal-syntax -package:pipes -is:exact -package:aeson -package:case-insensitive -is:exact -package:bytestring -package:insert-ordered-containers is:exact -package:psqueues -package:hedgehog package:monoidal-containers
O(n) Transform this map by applying a function to every value.