app.send(app.get_binding(definition_name))

    local val, _ = app.get_binding(definition_name)
    if val then
      app.send(val)
    else
      app.send('ERROR no such value')
    end

      table.insert(result, val)

      if val then
        table.insert(result, val)
      end

--  run failed -> false, error message

--  run (pcall) failed -> false, error message

    love.timer.sleep(0.001)