map -package:containers -package:aeson -package:basement -package:invertible -package:psqueues -package:ghc is:exact -package:base-compat-batteries -package:conduit -package:foldl 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.