{{ if not (.Page.Scratch.Get "mermaid") }} <!-- Include mermaid only first time --><script defer src="{{ index (index .Site.Data.assets "mermaid.js") "src" | relURL }}"></script> {{ .Page.Scratch.Set "mermaid" true }} {{ end }} <pre class="gdoc-mermaid mermaid{{ with .Get "class" }}{{ printf " %s" . }}{{ end }}"> {{- .Inner -}} </pre>