map -package:containers -package:bytestring -package:basement -package:dense-linear-algebra -package:invertible -package:blaze-html -is:exact -package:monoidal-containers -package:os-string -package:foldl -package:text -package:base-compat -package:aeson -package:insert-ordered-containers -package:hedgehog -package:Cabal-syntax package:charset

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