map -package:containers -package:ghc -package:amazonka-core -package:dense-linear-algebra -package:aeson -package:basement -package:os-string -package:incipit-base -package:monoidal-containers -package:filepath -package:base-compat-batteries -package:insert-ordered-containers package:charset

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