add details tag with full example to code snippets

Author: titusfortner

website_and_docs/layouts/shortcodes/gh-codeblock.html

@@ -21,6 +21,7 @@
 
 {{ $fullPath := .Get "path" }}
 {{ $path := index (split $fullPath "#") 0 }}
+{{ $hasFragment := in $fullPath "#" }}
 
 {{ $apiUrl := printf "%s/%s/%s/contents%s?ref=%s" $apiBaseUrl $org $repo $path $branch }}
 {{ $webUrl := printf "%s/%s/%s/blob/%s/%s" $webBaseUrl $org $repo $branch $fullPath }}
@@ -50,6 +51,13 @@
 
   {{ highlight $codeSnippet $language }}
 
+{{ if $hasFragment }}
+<details class="mt-2">
+  <summary>Show full example</summary>
+  <div class="pt-2">{{ highlight $content $language }}</div>
+</details>
+{{ end }}
+
   <div class="text-end pb-2">
     <a href="{{- $webUrl -}}" target="_blank">
       <i class="fas fa-external-link-alt pl-2"></i>
@@ -58,6 +66,4 @@
   </div>
 {{ else }}
   {{ partial "github-content.html" }}
-{{ end }}
-
-
+{{ end }}