map -package:containers -package:case-insensitive -package:aeson -package:dlist -package:ghc -package:base-compat -package:invertible -package:base-compat-batteries -is:exact -package:bytestring is:exact 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