map -package:containers -package:bytestring -package:charset -package:basement -package:Cabal-syntax -package:case-insensitive -package:psqueues -package:regex-tdfa package:filepath is:exact

O(n) map f xs is the ShortByteString 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.