hugo-theme-relearn/layouts/partials/shortcodes/mermaid.html

{{- $page := .page }}
{{- if and (not $page) .context }}
  {{- $page = .context }}
  {{- warnf "%q: DEPRECATED parameter 'context' for shortcode 'mermaid' found, use 'page' instead; see https://mcshelby.github.io/hugo-theme-relearn/basics/migration/#5180" $page.File.Filename }}
{{- end }}
{{- $content := .content }}
{{- $align := .align | default "center" }}
{{- $zoom := $page.Site.Params.mermaidZoom | default false }}
{{- with $page.Params.mermaidZoom }}
  {{- $zoom = . }}
  {{- if eq (printf "%T" .) "string" }}
    {{- $zoom = (eq . "true") }}
  {{- end }}
{{- end }}
{{- with .zoom }}
  {{- $zoom = . }}
  {{- if eq (printf "%T" .) "string" }}
    {{- $zoom = (eq . "true") }}
  {{- end }}
{{- end }}
{{- with $page }}
<pre class="mermaid align-{{ $align }}{{ if $zoom }} zoomable{{ end }}">
  {{- replaceRE "&#39;" "'" ( replaceRE "&#34;" "\"" ( $content | safeHTML ) ) -}}
</pre>
{{- .Store.Set "hasMermaid" true }}
{{- end }}