map -package:containers -package:case-insensitive -package:dlist -package:Cabal-syntax -package:dense-linear-algebra -package:filepath -package:aeson -is:exact -is:exact -package:blaze-html -package:hedgehog -package:conduit -package:basement -package:regex-tdfa package:charset

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