From 1208f41bc52f4ad536737bd5043972cbda41f831 Mon Sep 17 00:00:00 2001
From: Valeri Karpov <val@karpov.io>
Date: Wed, 18 Oct 2023 10:50:29 -0400
Subject: [PATCH] avoid error when save() has no changes

---
 index.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/index.js b/index.js
index 095a0bc..09636d7 100644
--- a/index.js
+++ b/index.js
@@ -130,7 +130,7 @@ exports.initMigrationFramework = function initMigrationFramework(conn) {
         modelName: this.constructor.modelName,
         opName: 'save',
         parameters: {
-          where: this.isNew ? null : this.$__delta()[0],
+          where: this.isNew ? null : (this.$__delta() || [])[0],
           isNew: this.isNew,
           changes: this.getChanges()
         }