--- /dev/null
+<?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;
+
+/**
+ * @method $this abstract(bool $abstract = true)
+ */
+trait AbstractTrait
+{
+ /**
+ * Whether this definition is abstract, that means it merely serves as a
+ * template for other definitions.
+ *
+ * @param bool $abstract
+ *
+ * @return $this
+ */
+ final protected function setAbstract($abstract = true)
+ {
+ $this->definition->setAbstract($abstract);
+
+ return $this;
+ }
+}