map -package:containers -package:base-compat -package:blaze-html -package:imports -package:ghc -package:case-insensitive -package:bytestring -package:monoidal-containers -package:filepath -package:hedgehog -package:invertible -package:base-compat-batteries package:charset

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