<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\EventDispatcher\DependencyInjection;
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use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
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use Symfony\Component\DependencyInjection\ContainerBuilder;
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/**
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* This pass allows bundles to extend the list of event aliases.
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*
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* @author Alexander M. Turek <me@derrabus.de>
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*/
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class AddEventAliasesPass implements CompilerPassInterface
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{
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private $eventAliases;
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private $eventAliasesParameter;
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public function __construct(array $eventAliases, string $eventAliasesParameter = 'event_dispatcher.event_aliases')
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{
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$this->eventAliases = $eventAliases;
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$this->eventAliasesParameter = $eventAliasesParameter;
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}
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public function process(ContainerBuilder $container): void
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{
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$eventAliases = $container->hasParameter($this->eventAliasesParameter) ? $container->getParameter($this->eventAliasesParameter) : [];
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$container->setParameter(
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$this->eventAliasesParameter,
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array_merge($eventAliases, $this->eventAliases)
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);
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}
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}
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