docs/_includes/sitemap-item.html

{% pop site_items item %}
{% set_hash_entry item path item_path %}
{% set_hash_entry item url item_url %}

{% unless item_path %}
 {% unless item_url %}
  {% puts error, null item_url %}
  {% putp item %}
  {% putv item_url %}
  {% fail item missing path and url (jekyll block evaluation order can cause this) %}
 {% endunless %}
{% endunless %}

<a id="{{ item_path }}" name="{{ item_path }}" href="javascript:void(0);"></a>
<li>
 {% if visited contains item_path %}
  {{ item['title'] }} &nbsp; <a href="#{{ item_path }}"><span class="octicon octicon-link-external flip"></span></a>
 {% elsif item['external'] %}
  {{ item['title'] }} &nbsp; <a href="{{ item['url'] }}"><span class="octicon octicon-link-external"></span></a>
  
 {% else %}
  <a href="{{ item['url'] }}">{{ item['title'] }}</a>
  {% if item['menu'] %}
   {% push visited item_path %}
   <ul>
    {% push site_items item %}
    {% assign last_item = site_items[-1] %}
    {% for item in last_item['menu'] %}
     {% push site_items item %}
     {% include sitemap-item.html %}
    {% endfor %}
    {% pop site_items item %}
   </ul>
  {% endif %}
 {% endif %}
</li>