First Commit

vendor/symfony/event-dispatcher/DependencyInjection/AddEventAliasesPass.php

@@ -0,0 +1,54 @@
+<?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\EventDispatcher\DependencyInjection;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+
+/**
+ * This pass allows bundles to extend the list of event aliases, hot-path events, and no-preload events.
+ *
+ * @author Alexander M. Turek <me@derrabus.de>
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+class AddEventAliasesPass implements CompilerPassInterface
+{
+    /**
+     * @param array<string, string> $eventAliases
+     * @param list<string>          $hotPathEvents
+     * @param list<string>          $noPreloadEvents
+     */
+    public function __construct(
+        private array $eventAliases = [],
+        private array $hotPathEvents = [],
+        private array $noPreloadEvents = [],
+    ) {
+    }
+
+    public function process(ContainerBuilder $container): void
+    {
+        if ($this->eventAliases) {
+            $aliases = $container->hasParameter('event_dispatcher.event_aliases') ? $container->getParameter('event_dispatcher.event_aliases') : [];
+            $container->setParameter('event_dispatcher.event_aliases', array_merge($aliases, $this->eventAliases));
+        }
+
+        if ($this->hotPathEvents) {
+            $events = $container->hasParameter('event_dispatcher.hot_path_events') ? $container->getParameter('event_dispatcher.hot_path_events') : [];
+            $container->setParameter('event_dispatcher.hot_path_events', array_values(array_unique(array_merge($events, $this->hotPathEvents))));
+        }
+
+        if ($this->noPreloadEvents) {
+            $events = $container->hasParameter('event_dispatcher.no_preload_events') ? $container->getParameter('event_dispatcher.no_preload_events') : [];
+            $container->setParameter('event_dispatcher.no_preload_events', array_values(array_unique(array_merge($events, $this->noPreloadEvents))));
+        }
+    }
+}