From 52e0e3e794a44ee5434c88fcdfd70a6c3a5f65ce Mon Sep 17 00:00:00 2001
From: tzhangchi <terry.zhangchi@outlook.com>
Date: Thu, 15 Sep 2022 17:26:38 +0800
Subject: [PATCH] fix(code): add robust

---
 libs/components/editor-blocks/src/blocks/code/index.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libs/components/editor-blocks/src/blocks/code/index.ts b/libs/components/editor-blocks/src/blocks/code/index.ts
index a40fa5d584..d3114c6f57 100644
--- a/libs/components/editor-blocks/src/blocks/code/index.ts
+++ b/libs/components/editor-blocks/src/blocks/code/index.ts
@@ -36,7 +36,6 @@ export class CodeBlock extends BaseView {
     }): Promise<HTML2BlockResult> {
         // debugger;
         if (element.tagName === 'CODE') {
-            debugger;
             return [
                 {
                     type: this.type,
@@ -50,7 +49,9 @@ export class CodeBlock extends BaseView {
                                 },
                             ],
                         },
-                        lang: element.classList[0].substr(9),
+                        lang:
+                            element.classList[0] &&
+                            element.classList[0].substr(9),
                     },
                     children: [],
                 },