# File lib/Dnsruby/resource/DS.rb, line 79
      def DS.get_digest_type(d)
        if (d.instance_of?String)
          if (d.length == 1)
            d = d.to_i
          end
        end
        begin
          digest = DigestTypes.new(d)
          return digest
        rescue ArgumentError => e
          raise DecodeError.new(e)
        end        
      end