map -package:vector -package:conduit -package:blaze-html -is:exact -package:basement -package:hedgehog -package:filepath -package:aeson -package:base-compat -package:os-string -package:pipes -package:integration -package:incipit-base -package:base is:exact package:monoidal-containers
O(n) Transform this map by applying a function to every value.