map -package:basement -is:exact -package:base-compat-batteries -package:base-compat -package:containers -package:incipit-base -package:base -package:base-prelude is:exact -package:blaze-html -package:invertible -package:hedgehog -package:case-insensitive -package:dlist -package:conduit package:charset

map :: (Char -> Char) -> CharSet -> CharSet
charset Data.CharSet