# File lib/pry-remote-em/broker.rb, line 75
      def expand_url(url)
        return Array(url) if (u = URI.parse(url)).host != '0.0.0.0'
        Socket.ip_address_list.select { |a| a.ipv4? }
         .map(&:ip_address).map{|i| u.clone.tap{|mu| mu.host = i } }
      end