{# items \Notimeo\SitemapBundle\Custom\SitemapItem[] #}
{# level int #}

<ul class="sitemap__list sitemap__list--level{{ level }}">
    {% for item in items %}
        <li class="sitemap__item">
            <a
                class="sitemap__link"
                href="{{ item.path }}"
                {% if item.titleAttribute is not empty %}
                    title="{{ item.titleAttribute }}"
                {% endif %}
            >
                {{- item.name -}}
            </a>
            {% if item.siblings|length > 0 %}
                {% include 'SitemapBundle::sitemap-list.html.twig' with {
                    items: item.siblings,
                    level: level + 1
                } %}
            {% endif %}
        </li>
    {% endfor %}
</ul>