# File lib/friendly_id/active_record2/slug.rb, line 12
      def normalize(slug_text)
        warn("Slug#normalize is deprecated and will be removed in FriendlyId 3.0. Please use SlugString#normalize.")
        raise BlankError if slug_text.blank?
        SlugString.new(slug_text.to_s).normalize.to_s
      end