map -package:containers -package:charset -package:invertible -package:monoidal-containers -is:exact -package:base-compat -package:case-insensitive -package:bytestring -package:dlist is:exact -package:aeson 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