From 850dfdc8691689f16ae78f00f0144719000dc60c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BA=8C=E8=B4=A7=E7=88=B1=E5=90=83=E7=99=BD=E8=90=9D?=
 =?UTF-8?q?=E5=8D=9C?= <smith3816@gmail.com>
Date: Wed, 11 Dec 2024 12:00:26 +0800
Subject: [PATCH] chore: one more check for null (#602)

---
 src/ref.ts         | 4 ++++
 tests/ref.test.tsx | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/src/ref.ts b/src/ref.ts
index 0cfb6ef0..35170714 100644
--- a/src/ref.ts
+++ b/src/ref.ts
@@ -36,6 +36,10 @@ export const useComposeRef = <T>(...refs: React.Ref<T>[]): React.Ref<T> => {
 };
 
 export const supportRef = (nodeOrComponent: any): boolean => {
+  if (!nodeOrComponent) {
+    return false;
+  }
+
   // React 19 no need `forwardRef` anymore. So just pass if is a React element.
   if (
     isReactElement(nodeOrComponent) &&
diff --git a/tests/ref.test.tsx b/tests/ref.test.tsx
index 1f892234..8f7334ac 100644
--- a/tests/ref.test.tsx
+++ b/tests/ref.test.tsx
@@ -178,6 +178,10 @@ describe('ref', () => {
       expect(supportRef(MemoFC)).toBeTruthy();
       expect(supportRef(holderRef.current.props.children)).toBeTruthy();
     });
+
+    it('skip null', () => {
+      expect(supportRef(null)).toBeFalsy();
+    });
   });
 
   describe('nodeSupportRef', () => {