sidebar.html.twig

<div id="menu">
    <a href="index.html">Index</a>

    {% if project.indexes.classes is not empty %}
        <h3>Classes</h3>
        <ul>
        {% for class in project.indexes.classes %}
            <li class="class">{{ class|route('class:short') }}</li>
        {% endfor %}
        </ul>
    {% endif %}

    {% if project.indexes.interfaces is not empty %}
        <h3>Interfaces</h3>
        <ul>
        {% for interface in project.indexes.interfaces %}
            <li class="interface">{{ interface|route('class:short') }}</li>
        {% endfor %}
        </ul>
    {% endif %}

    {% if project.indexes.traits is not empty %}
        <h3>Traits</h3>
        <ul>
        {% for trait in project.indexes.traits %}
            <li class="trait">{{ trait|route('class:short') }}</li>
        {% endfor %}
        </ul>
    {% endif %}

    {% if project.indexes.enums is not empty %}
        <h3>Enums</h3>
        <ul>
        {% for enum in project.indexes.enums %}
            <li class="enum">{{ enum|route('class:short') }}</li>
        {% endfor %}
        </ul>
    {% endif %}
</div>