vanilla-hugo/layouts/partials/geturl.html

{{- $scratch := .scratch -}}
{{- $scratch.Set "bestLength" -1 -}}
{{- $scratch.Set "bestUrl" (printf "%s/code/%s" .siteSourceUrl .path) -}}
{{- $scratch.Set "bestPath" "" -}}
{{- $filePath := .path -}}
{{- range $path, $url := .submoduleLinks -}}
{{- $bestLength := $scratch.Get "bestLength" -}}
{{- if and (le $bestLength (len $path)) (hasPrefix $filePath $path) -}}
{{- $scratch.Set "bestLength" (len $path) -}}
{{- $scratch.Set "bestPath" $path -}}
{{- $scratch.Set "bestUrl" (printf "%s%s" $url (strings.TrimPrefix $path $filePath)) -}}
{{- end -}}
{{- end -}}