map -package:containers -package:base-compat -package:insert-ordered-containers -package:case-insensitive -package:Cabal-syntax -package:blaze-html -package:ghc -package:base -package:dense-linear-algebra -package:amazonka-core -package:base-prelude package:charset

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