map -package:containers is:exact -package:foldl -package:ghc -package:insert-ordered-containers -package:case-insensitive -package:bytestring -package:charset -package:base package:filepath

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.