Edit File: SyntheticTrait.php
<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <fabien@symfony.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\DependencyInjection\Loader\Configurator\Traits; trait SyntheticTrait { /** * Sets whether this definition is synthetic, that is not constructed by the * container, but dynamically injected. * * @return $this */ final public function synthetic(bool $synthetic = true): self { $this->definition->setSynthetic($synthetic); return $this; } }