map -package:containers -package:bytestring -package:dlist -package:aeson -package:base-compat is:exact -package:hedgehog -package:blaze-html -package:ghc -package:base -package:basement -package:monoidal-containers -package:text -package:regex-tdfa -package:vector -package:incipit-base -package:dense-linear-algebra package:vector-stream

Map a function over a Stream