map -package:containers -package:insert-ordered-containers -package:case-insensitive -package:dlist -package:monoidal-containers -package:bytestring -package:filepath -package:pipes -package:amazonka-core -package:foldl -package:imports -package:base-compat-batteries package:charset

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