map -package:containers -package:aeson -package:integration -package:ghc -package:case-insensitive -package:monoidal-containers -package:filepath -package:base -package:conduit -package:bytestring -package:imports -package:dlist -package:Cabal-syntax -package:foldl package:charset

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