hugo-theme-re-terminal/layouts/shortcodes/prismjs.html

{{ $inner := replaceRE "^\r?\n" "" .Inner | string }}
{{ if len .Params | eq 0 }}
  <pre><code>{{ $inner }}</code></pre>
{{ else }}
  {{ if .IsNamedParams }}
    <pre class="
      {{- if .Get "lang" }}language-{{ .Get "lang" }}{{ end }}
      {{- if .Get "line-numbers" }} line-numbers{{ end }}
      {{- if .Get "command-line" }} command-line{{ end }}"
      {{- /* line highlight plugin */ -}}
      {{- if .Get "line" }} data-line="{{ .Get "line" }}"{{ end }}
      {{- /* line number plugin */ -}}
      {{- if .Get "start" }} data-start="{{ .Get "start" }}"{{ end }}
      {{- /* command-line plugin */ -}}
      {{- if .Get "user" }} data-user="{{ .Get "user" }}"{{ end }}
      {{- if .Get "host" }} data-host="{{ .Get "host" }}"{{ end }}
      {{- if .Get "prompt" }} data-prompt="{{ .Get "prompt" }}"{{ end }}
      {{- if .Get "output" }} data-output="{{ .Get "output" }}"{{ end }}
      ><code {{ if .Get "lang" }}class="language-{{ .Get "lang" }}"{{ end }}
      >{{ $inner }}</code></pre>
  {{ else }}
    <pre class="language-{{ .Get 0 }}">
      <code class="language-{{ .Get 0 }}">{{ $inner }}</code>
    </pre>
  {{ end }}
{{ end }}