refactor: allow users to disable highlight.js

Closes #141

3 files changed, 16 insertions, 3 deletions

diff --git a/layouts/_default/single.html b/layouts/_default/single.html
index 1d1245d..bb5b178 100644
--- a/layouts/_default/single.html
+++ b/layouts/_default/single.html
@@ -55,9 +55,12 @@
     </div>
     {{ end }}
 </div>
+{{/* highlight */}}
+{{- if eq .Site.Params.highlight.handler "highlightjs" }}
 <script>
     document.addEventListener('DOMContentLoaded', ()=>{
         hljs.initHighlightingOnLoad();
     })
 </script>
+{{- end }}
 {{ end }}
\ No newline at end of file
diff --git a/layouts/partials/components/doc-layout.html b/layouts/partials/components/doc-layout.html
index ef0a38f..3e12176 100644
--- a/layouts/partials/components/doc-layout.html
+++ b/layouts/partials/components/doc-layout.html
@@ -53,7 +53,10 @@
 
 <script>
     document.addEventListener('DOMContentLoaded', () => {
+        {{/* highlight */}}
+        {{- if eq .Site.Params.highlight.handler "highlightjs" }}
         hljs.initHighlightingOnLoad();
+        {{- end }}
         changeSidebarHeight();
         switchDocToc();
     })
diff --git a/layouts/partials/head.html b/layouts/partials/head.html
index 7d98c8e..80a4a22 100644
--- a/layouts/partials/head.html
+++ b/layouts/partials/head.html
@@ -67,16 +67,23 @@
   as="style" onload="this.onload=null;this.rel='stylesheet'">
 
 {{- $assets := .Site.Data.assets }}
-{{ $highlightjsStyle := .Site.Params.highlight.highlightjs.style | default "solarized-light" }}
+
+{{/* highlight */}}
+{{- if eq .Site.Params.highlight.handler "chroma" }}
+{{- $highlightCSS := resources.Get "css/syntax.css" | minify | fingerprint "sha384" }}
+<link rel="stylesheet" href="{{ $highlightCSS.Permalink }}" integrity="{{ $highlightCSS.Data.Integrity }}" media="print" onload="this.media='all';this.onload=null">
+{{- else if eq .Site.Params.highlight.handler "highlightjs" }}
+{{- $highlightjsStyle := .Site.Params.highlight.highlightjs.style | default "solarized-light" }}
 <link rel="stylesheet" href="{{ printf $assets.highlightjs.css.url $assets.highlightjs.version $highlightjsStyle }}"
   {{ with $assets.highlightjs.css.sri }} integrity="{{ . }}" {{ end }} media="print"
   onload="this.media='all';this.onload=null" crossorigin>
 <script defer src="{{ printf $assets.highlightjs.js.url $assets.highlightjs.version }}"
   {{ with $assets.highlightjs.js.sri }} integrity="{{ . }}" {{ end }} crossorigin></script>
-{{ range .Site.Params.highlight.highlightjs.languages }}
+{{- range .Site.Params.highlight.highlightjs.languages }}
   <script defer src="{{ printf $assets.highlightjs.languages.url $assets.highlightjs.version . }}"
     {{ with $assets.highlightjs.languages.sri }} integrity="{{ . }}" {{ end }} crossorigin></script>
-{{ end }}
+{{- end }}
+{{- end }}
 
 {{ $fontawesomeJS := resources.Get "js/fontawesome.js" | resources.ExecuteAsTemplate "js/fontawesome.js" . | js.Build (dict "minify" true) | minify | fingerprint "sha384" }}
 <script defer type="text/javascript" src="{{ $fontawesomeJS.Permalink }}" integrity="{{ $fontawesomeJS.Data.Integrity }}"></script>