map is:exact -package:lens -package:dlist -package:bytestring -package:aeson -package:charset -package:conduit -package:foldl -package:basement -package:integration -package:containers -package:insert-ordered-containers -package:text -package:monoidal-containers -package:regex-tdfa -package:vector -package:base-compat -package:imports package:base-compat-batteries

Map a function over a NonEmpty stream.