map is:exact -package:conduit -package:basement -package:monoidal-containers -package:base -package:invertible -package:blaze-html -package:foldl -package:pipes -package:charset package:bytestring

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