don't syntax highlight languages that begin with "_"

2020-07-21 12:47:40 -04:00
parent f8f9c4880a
commit 2ce493307e
3 changed files with 3 additions and 3 deletions
@@ -184,7 +184,7 @@ const transformTags: sanitizeHtml.IOptions["transformTags"] = { // custom to mat
        if (typeof attribs.class !== 'undefined') {
            // Filter out all classes other than ones starting with language- for syntax highlighting.
            const classes = attribs.class.split(/\s/).filter(function(cl) {
-                return cl.startsWith('language-');
+                return cl.startsWith('language-') && !cl.startsWith('language-_');
            });
            attribs.class = classes.join(' ');
        }