hextra/layouts/partials/sidebar/render-tree.html

{{- $context := .context -}}
{{- $page := .page -}}
{{- $pageLink := .page.RelPermalink -}}
{{- range .tree -}}
  {{- $active := eq $pageLink .link -}}
  {{- $containsPage := hasPrefix $pageLink .link -}}
  {{- $shouldOpen := or (.open) $containsPage $active | default false }}
  <li class="{{ if $shouldOpen }}open{{ end }}">
    {{- template "sidebar-item-link" (dict "context" . "active" $active "title" .title "link" .link) -}}
    {{- if .section -}}
      {{- if not $containsPage -}}
        {{- partialCached "sidebar/render-tree-branch-without-leaf" .section .section -}}
      {{- else -}}
        {{- partial "sidebar/render-tree-branch" (dict "context" $context "entry" .section "page" $page) -}}
      {{- end -}}
    {{- end -}}
  </li>
{{ end }}