map -package:containers -package:Cabal-syntax -package:basement -package:psqueues -package:regex-tdfa -package:incipit-base -package:hedgehog -package:monoidal-containers -is:exact -package:aeson -package:bytestring -package:conduit -package:dense-linear-algebra package:charset

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