map -package:containers -package:base -package:dlist -package:basement -package:amazonka-core -package:pipes -package:invertible -package:foldl -package:hedgehog -is:exact -package:bytestring -package:aeson -package:Cabal-syntax -package:blaze-html -package:psqueues package:charset

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