listeners example

    public static function trigger($eventName, ...$arguments): bool
    {
        // Read in our Config/Events file so that we have them all!         if (! static::$initialized) {
            static::initialize();
        }

        $listeners = static::listeners($eventName);

        foreach ($listeners as $listener) {
            $start = microtime(true);

            $result = static::$simulate === false ? $listener(...$arguments) : true;

            if (CI_DEBUG) {
                static::$performanceLog[] = [
                    'start' => $start,
                    'end'   => microtime(true),
                    'event' => strtolower($eventName),
                ];

        if (isset($this->arguments['configuration'])) {
            $configuration = $this->arguments['configuration'];

            if (!class_exists(Configuration::class) && !$configuration instanceof LegacyConfiguration) {
                $configuration = Registry::getInstance()->get($this->arguments['configuration']);
            } elseif (class_exists(Configuration::class) && !$configuration instanceof Configuration) {
                $configuration = (new Loader())->load($this->arguments['configuration']);
            }

            foreach ($configuration->listeners() as $registeredListener) {
                if ('Symfony\Bridge\PhpUnit\SymfonyTestsListener' === ltrim($registeredListener->className(), '\\')) {
                    $registeredLocally = true;
                    break;
                }
            }
        }

        if (!$registeredLocally) {
            $this->arguments['listeners'][] = new SymfonyTestsListener();
        }