castopod/tests/modules/Plugins/mocks/plugins/acme/undeclared-hook/Plugin.php

<?php

declare(strict_types=1);

use App\Entities\Podcast;
use App\Libraries\RssFeed;
use Modules\Plugins\Core\BasePlugin;

class AcmeUndeclaredHookPlugin extends BasePlugin
{
    #[Override]
    public function rssBeforeChannel(Podcast $podcast): void
    {
        $podcast->title = 'Podcast test undeclared';
    }

    #[Override]
    public function rssAfterChannel(Podcast $podcast, RssFeed $channel): void
    {
        $channel->addChild('foo', 'bar');
    }
}