map -package:ghc -package:containers -package:base-prelude -package:basement -package:base-compat -package:monoidal-containers -package:incipit-base -package:hedgehog -package:blaze-html -package:psqueues -package:aeson -package:base -package:regex-tdfa package:charset

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