map is:exact -package:aeson -package:basement -package:base-compat -package:monoidal-containers -package:ghc -package:blaze-html -package:case-insensitive -package:hedgehog -package:Cabal-syntax -package:insert-ordered-containers -package:psqueues -package:base-prelude -package:dlist -package:pipes -package:os-string package:charset

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