map -package:base-compat -package:base -package:basement -package:case-insensitive -package:base-prelude -package:bytestring -package:Cabal-syntax -package:filepath -package:monoidal-containers -package:conduit -package:os-string is:exact -package:hedgehog -package:regex-tdfa -package:foldl package:charset

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