map -package:containers -package:incipit-base -package:case-insensitive -package:blaze-html -package:bytestring -package:invertible -package:base -package:imports is:exact -package:filepath -package:Cabal-syntax -package:foldl -package:base-compat-batteries package:monoidal-containers
O(n) Transform this map by applying a function to every value.