From 4617a9d222632955694b00e0c0b7ce32f8c6e0a7 Mon Sep 17 00:00:00 2001
From: chenjiahan <chenjiahan@youzan.com>
Date: Fri, 20 Mar 2020 14:41:19 +0800
Subject: [PATCH] fix(cli): item.subject may be null

---
 packages/vant-cli/src/commands/changelog.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/vant-cli/src/commands/changelog.ts b/packages/vant-cli/src/commands/changelog.ts
index 1cb02e9d2..3d5141b59 100644
--- a/packages/vant-cli/src/commands/changelog.ts
+++ b/packages/vant-cli/src/commands/changelog.ts
@@ -37,7 +37,7 @@ function transform(item: any) {
 
   if (item.references.length) {
     item.references.forEach((ref: any) => {
-      if (ref.issue) {
+      if (ref.issue && item.subject) {
         item.subject = item.subject.replace(` (#${ref.issue})`, '');
       }
     });