map -package:containers -package:case-insensitive -package:insert-ordered-containers -package:amazonka-core -package:base-compat -package:aeson -package:blaze-html -package:dense-linear-algebra -package:base-compat-batteries -package:foldl -package:basement package:charset

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