map -package:containers -is:exact -package:charset -package:aeson -is:exact -is:exact -package:hedgehog -package:dlist -is:exact -package:basement -package:monoidal-containers -is:exact is:exact -package:bytestring 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