map -package:containers -package:ghc -is:exact -package:aeson -package:basement is:exact -package:invertible -package:conduit -package:psqueues -package:pipes -package:blaze-html 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.