From fc3f745bf45c70ec457a832758160e2e8e5a7b51 Mon Sep 17 00:00:00 2001
From: "Baorong\\Baorong" <superlbr@126.com>
Date: Mon, 22 Apr 2024 11:12:40 +0800
Subject: [PATCH] fix tabs: tabRect could be undefined

---
 packages/tabs/index.ts | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/packages/tabs/index.ts b/packages/tabs/index.ts
index 6968995bf..039436f39 100644
--- a/packages/tabs/index.ts
+++ b/packages/tabs/index.ts
@@ -276,13 +276,15 @@ VantComponent({
         getRect(this, '.van-tabs__nav'),
       ]).then(([tabRects, navRect]) => {
         const tabRect = tabRects[currentIndex];
-        const offsetLeft = tabRects
+        if (tabRect) {
+          const offsetLeft = tabRects
           .slice(0, currentIndex)
           .reduce((prev, curr) => prev + curr.width, 0);
 
-        this.setData({
-          scrollLeft: offsetLeft - (navRect.width - tabRect.width) / 2,
-        });
+          this.setData({
+            scrollLeft: offsetLeft - (navRect.width - tabRect.width) / 2,
+          });
+        }
 
         if (!scrollWithAnimation) {
           nextTick(() => {