From f8e9385845faed4c2dc7ddba46fbc51a49997edf Mon Sep 17 00:00:00 2001
From: Katherine <katherine_15995@163.com>
Date: Tue, 9 Jul 2024 14:17:32 +0800
Subject: [PATCH] fix: ineffective conditional checks for checkbox fields as
 linkage rule under m2o association field (#4849)

---
 packages/core/client/src/schema-component/common/utils/logic.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/client/src/schema-component/common/utils/logic.js b/packages/core/client/src/schema-component/common/utils/logic.js
index 7dd9b0c6c1..df8bb51fab 100644
--- a/packages/core/client/src/schema-component/common/utils/logic.js
+++ b/packages/core/client/src/schema-component/common/utils/logic.js
@@ -134,7 +134,7 @@ export function getJsonLogic() {
       return a.some((element) => b.includes(element));
     },
     $noneOf: function (a, b) {
-      if (a.length === 0) {
+      if (!a || a?.length === 0) {
         return true;
       }
       if (Array.isArray(a) && Array.isArray(b) && a.some((element) => Array.isArray(element))) {