{{ $current := .RelPermalink }}
<nav class="docs-sidebar" aria-label="Documentation">
  {{ range $group := site.Data.sidebar }}
    {{ $link := "" }}
    {{ if $group.link }}{{ $link = $group.link }}{{ else if $group.path }}{{ $link = $group.path }}{{ end }}
    {{ if $group.items }}
      <div class="sidebar-group">
        <p class="sidebar-group-label">{{ $group.label }}</p>
        <ul>
          {{ range $item := $group.items }}
            {{ $href := $item.path | relURL }}
            <li><a href="{{ $href }}" {{ if eq $current $href }}class="active"{{ end }}>{{ $item.label }}</a></li>
          {{ end }}
        </ul>
      </div>
    {{ else }}
      {{ $href := $link | relURL }}
      <a class="sidebar-toplink {{ if eq $current $href }}active{{ end }}" href="{{ $href }}">{{ $group.label }}</a>
    {{ end }}
  {{ end }}
</nav>