# File lib/spring/client/run.rb, line 133
      def connect_to_application(client)
        server.send_io client
        send_json server, "args" => args, "default_rails_env" => default_rails_env

        if IO.select([server], [], [], CONNECT_TIMEOUT)
          server.gets or raise CommandNotFound
        else
          raise "Error connecting to Spring server"
        end
      end