map is:exact -package:charset -package:basement -package:containers -package:bytestring -package:case-insensitive -package:base -package:blaze-html -package:conduit -package:invertible package:filepath

O(n) map f xs is the ShortByteString obtained by applying f to each element of xs.
O(n) map f xs is the ShortByteString obtained by applying f to each element of xs.