-- example handler

  -- if we encounter an error, wait for a fix

    print('tests failed; mode error')
    Mode = 'error'
    Redo_initialization = true

    print(Error_message)

    local current_time, previous_read = 0, 0
    while true do
      if love.event then
        love.event.pump()
        for name, a,b,c,d,e,f in love.event.poll() do
          if name == 'quit' then
            os.exit(1)
          end
        end
      end
      local dt = love.timer.step()
      current_time = current_time + dt
      if current_time - previous_read > 0.1 then
        local buf = live.receive_from_driver()
        if buf then
          local maybe_mutated = live.run(buf)
          if maybe_mutated then
            Test_errors = {}
            App.run_tests(record_error)
            if #Test_errors == 0 then
              break
            end
            Error_message = 'There were test failures:\n\n'..table.concat(Test_errors, '\n')
            print(Error_message)
            live.send_run_time_error_to_driver(Error_message)
          end
        end
      end
      love.graphics.origin()
      love.graphics.clear(0,0,1)
        love.graphics.setColor(1,1,1)
        love.graphics.printf(Error_message, 40,40, 600)
      love.graphics.present()
      love.timer.sleep(0.001)
    end