map is:exact -package:lens -package:charset -package:bytestring -package:case-insensitive -package:basement -package:filepath -package:os-string -package:pipes -package:containers -package:hedgehog -package:psqueues 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