map -package:containers -package:ghc -package:incipit-base -package:dense-linear-algebra -package:base-compat -package:bytestring -package:filepath -package:amazonka-core -package:base -package:hedgehog -is:exact -is:exact -package:aeson -package:case-insensitive package:charset

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