map -package:containers -package:conduit -is:exact -package:aeson -package:invertible -package:basement -package:base is:exact -package:charset -package:pipes -package:os-string 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.