map -package:charset is:exact -package:base -package:aeson -package:base-compat -package:base-compat-batteries -package:case-insensitive -package:ghc 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.