map -package:containers -package:base-compat -package:Cabal-syntax -package:base-prelude -package:conduit -is:exact -package:blaze-html -package:base-compat-batteries -package:dense-linear-algebra -package:insert-ordered-containers -package:incipit-base package:charset

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