protected function isTagIgnored($tagName)
    {
        if (isset($this->settings['ignoredTags'][$tagName]) && $this->settings['ignoredTags'][$tagName] === true) {
            return true;
        }
        // Make this setting backwards compatible with old array schema (deprecated since 3.0)
        if (in_array($tagName, $this->settings['ignoredTags'], true)) {
            return true;
        }

        return false;
    }