{{ $show := "none" }}
{{ $lang := "" }}
{{ if .Params }}
  {{ $show = .Params.show | default "none" }}
  {{ $lang = .Params.lang | default "" }}
{{ end }}
{{ $data := trim .Inner " \t\n\r" }}
<pre name="group-lang-code-{{$lang}}" class="language-{{$lang}} line-numbers" style="display:{{ $show }};"><code class="language-{{$lang}}">{{$data|safeHTML}}</code></pre>