From fd1b9ec8ecd499a62e8b4267dd40c019d9a06559 Mon Sep 17 00:00:00 2001
From: Barchiel <1541446281@qq.com>
Date: Wed, 13 Mar 2019 16:46:02 +0800
Subject: [PATCH] fix: PrismJs can't read styl style

.styl file use stylus code style
---
 packages/@vuepress/markdown/lib/highlight.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/packages/@vuepress/markdown/lib/highlight.js b/packages/@vuepress/markdown/lib/highlight.js
index ea974db112..b1a4719017 100644
--- a/packages/@vuepress/markdown/lib/highlight.js
+++ b/packages/@vuepress/markdown/lib/highlight.js
@@ -39,6 +39,10 @@ module.exports = (str, lang) => {
   if (lang === 'yml') {
     lang = 'yaml'
   }
+  if (lang === 'styl') {
+    lang = 'stylus'
+  }
+  
   if (!prism.languages[lang]) {
     try {
       loadLanguages([lang])