map -package:containers is:exact -package:basement -package:base-prelude -package:monoidal-containers -package:regex-tdfa -package:base -package:incipit-base -package:filepath -package:dense-linear-algebra -package:base-compat-batteries -package:amazonka-core package:charset

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