map -package:containers -package:aeson -package:dense-linear-algebra -package:bytestring -is:exact -package:monoidal-containers -package:base-compat -package:base-prelude -package:incipit-base -package:imports -package:filepath -package:basement -package:case-insensitive package:charset

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