Merge pull request #1603 from octogonz/octogonz/fix-highlight.js

Improve example for invoking highlight.js
markedjs · Feb 14, 2020 · 6ae3651 · 6ae3651 · vercel · Feb 14, 2020
2 parents 3ab4bf5 + 6472717
commit 6ae3651
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/docs/USING_ADVANCED.md b/docs/USING_ADVANCED.md
@@ -20,8 +20,10 @@ const marked = require('marked');
 // `highlight` example uses `highlight.js`
 marked.setOptions({
   renderer: new marked.Renderer(),
-  highlight: function(code) {
-    return require('highlight.js').highlightAuto(code).value;
+  highlight: function(code, language) {
+    const hljs = require('highlight.js');
+    const validLanguage = hljs.getLanguage(language) ? language : 'plaintext';
+    return hljs.highlight(validLanguage, code).value;
   },
   pedantic: false,
   gfm: true,