map -package:base-compat -package:amazonka-core -package:Cabal-syntax -package:base-compat-batteries -is:exact -package:containers -package:basement -package:os-string -package:pipes -package:conduit -package:integration -package:bytestring -package:monoidal-containers -package:psqueues package:charset -is:exact

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