map -package:containers -package:insert-ordered-containers -package:dense-linear-algebra -package:invertible -package:base-compat -package:Cabal-syntax -package:monoidal-containers -package:base-compat-batteries -package:imports -package:base -package:bytestring -package:psqueues is:exact -package:ghc -package:basement -package:text -package:foldl -package:integration -package:incipit-base -package:pipes package:charset

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