map -package:containers -package:blaze-html -is:exact -package:insert-ordered-containers -package:base-compat-batteries -package:integration -package:bytestring -package:hedgehog -package:filepath -package:ghc -is:exact -package:invertible -package:foldl -package:conduit package:charset

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