From 295c7591aec163bde10a71c8e2042b328776ac17 Mon Sep 17 00:00:00 2001
From: Brian Hung <brianlhung@gmail.com>
Date: Thu, 18 Aug 2022 02:02:20 -0700
Subject: [PATCH] protect against undefined constructor

---
 src/utils/common.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/utils/common.ts b/src/utils/common.ts
index dae5064e..27a93845 100644
--- a/src/utils/common.ts
+++ b/src/utils/common.ts
@@ -27,7 +27,7 @@ export function isDraftable(value: any): boolean {
 		isPlainObject(value) ||
 		Array.isArray(value) ||
 		!!value[DRAFTABLE] ||
-		!!value.constructor[DRAFTABLE] ||
+		!!value.constructor?.[DRAFTABLE] ||
 		isMap(value) ||
 		isSet(value)
 	)