map -package:containers -package:ghc -is:exact -package:integration -package:basement -package:bytestring -package:base-compat-batteries -package:blaze-html is:exact -package:insert-ordered-containers -package:os-string package:conduit

Apply a transformation to all values in a stream. Subject to fusion
Apply a transformation to all values in a stream. Subject to fusion Since 0.3.0