<%- unless klass.extends.empty? then %> <div id=“extends-section” class=“nav-section”>

<details class="nav-section-collapsible" open>
  <summary class="nav-section-header">
    <span class="nav-section-icon">
      <svg><use href="#icon-extends"></use></svg>
    </span>
    <span class="nav-section-title">Extended With Modules</span>
    <span class="nav-section-chevron">
      <svg><use href="#icon-chevron"></use></svg>
    </span>
  </summary>

  <ul class="nav-list">
    <%- klass.extends.each do |ext| %>
  <%- unless String === ext.module then %>
    <li><a class="extend" href="<%= klass.aref_to ext.module.path %>"><%= ext.module.full_name %></a></li>
  <%- else %>
    <li><span class="extend"><%= ext.name %></span></li>
  <%- end %>
  <%- end %>
  </ul>
</details>

</div> <%- end %>