map -package:containers -package:case-insensitive -package:imports -package:base -package:base-compat-batteries -package:Cabal-syntax -package:foldl -package:amazonka-core -package:filepath -package:conduit -package:hedgehog -package:monoidal-containers -package:dlist -package:dense-linear-algebra -package:os-string -package:regex-tdfa -is:exact package:charset is:exact

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