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<%- comment = if current.respond_to? :comment_location then
current.comment_location
else
current.comment
end
table = current.parse(comment).table_of_contents.dup
if table.length > 1 then %>
<div class="nav-section">
<h3>Table of Contents</h3>
<%- display_link = proc do |heading| -%>
<a href="#<%= heading.label current %>"><%= heading.plain_html %></a>
<%- end -%>
<%- list_siblings = proc do -%>
<%- level = table.first&.level -%>
<%- while table.first && table.first.level >= level -%>
<%- heading = table.shift -%>
<%- if table.first.nil? || table.first.level <= heading.level -%>
<li><% display_link.call heading -%>
<%- else -%>
<li>
<details open>
<summary><%- display_link.call heading -%></summary>
<ul class="link-list" role="directory">
<% list_siblings.call %>
</ul>
</details>
</li>
<%- end -%>
<%- end -%>
<%- end -%>
<ul class="link-list" role="directory">
<% list_siblings.call %>
</ul>
</div>
<%- end -%>
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