map -package:containers -package:foldl -package:incipit-base -package:base-compat -package:insert-ordered-containers -package:blaze-html -package:monoidal-containers -package:hedgehog -package:invertible -package:bytestring -package:base -package:basement package:charset

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