ref: ff7eec2f48a932bf366ab3c8358a5862f21cf10f
dir: /docs/layouts/shortcodes/gh.html/
{{ range .Params }} {{ if eq (substr . 0 1) "@" }} <a href="//github.com/{{ substr . 1 }}">{{ . }}</a> {{ else if eq (substr . 0 2) "0x" }} <a href="//github.com/spf13/hugo/commit/{{ substr . 2 }}">{{ substr . 2 6 }}</a> {{ else }} <a href="//github.com/spf13/hugo/issues/{{ . }}">#{{ . }}</a> {{ end }} {{ end }}