{{- $defaultKatex := .Site.Data.config.default.katex -}}
{{- $katex := ( or .Site.Data.config.katex $defaultKatex ) -}}

{{- if or ( eq .Params.katex true ) ( .HasShortcode "katex" ) -}}

<link rel='stylesheet' href='{{- $katex.library.css.main -}}'>
<script src='{{- $katex.library.js.main -}}'></script>
<script src='{{- $katex.library.js.autoRender -}}'></script>

<script type='text/javascript'>
  renderMathInElement(document.querySelector('.entry-content'),
    {{- $katex.options | jsonify | safeJS -}}
  );
</script>

{{- end -}}