map -package:containers -package:basement -package:conduit -is:exact -is:exact -package:psqueues -package:invertible -package:base-compat -package:filepath -package:aeson is:exact 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.