map is:exact -package:conduit -package:amazonka-core -package:containers -package:basement -package:foldl -package:Cabal-syntax -package:aeson -package:psqueues -package:dlist -package:base-compat -package:ghc -package:invertible -package:regex-tdfa package:charset

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