vanilla-hugo/layouts/shortcodes/codeblock.html

{{- $scratch := newScratch -}}
{{- partial "geturl.html" (dict "scratch" $scratch "path" (.Get 1)) -}}
{{- $groupconfig := dict
       "url" ($scratch.Get "bestUrl")
       "basePath" ($scratch.Get "bestPath")
       "path" (.Get 1)
       "comment" ", entire file"
       "code" (readFile (printf "code/%s" (.Get 1)))
       "language" (.Get 0)
       "opts" "linenos=table"
-}}
{{- partial "highlightgroup.html" $groupconfig -}}