# File lib/em-http/middleware/digest_auth.rb, line 32
      def response(resp)
        # If the server responds with the Authentication-Info header, set the nonce to the new value
        if @is_digest_auth && (authentication_info = resp.response_header['Authentication-Info'])
          authentication_info =~ /nextnonce="?(.*?)"?(,|\z)/
          @digest_params[:nonce] = $1
        end
      end