map -package:containers -package:imports -package:charset -package:basement -is:exact -package:pipes -package:filepath -package:case-insensitive -package:base -package:psqueues package:bytestring is:exact

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.