From dd341a737687c8f0aed61990f1d892a73035c4c4 Mon Sep 17 00:00:00 2001
From: BeADre <34639100+BeADre@users.noreply.github.com>
Date: Mon, 4 Jan 2021 15:39:20 +0800
Subject: [PATCH] fix(tree): add deep option for the watch function of data
 (#1188)

---
 packages/tree/src/tree.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/tree/src/tree.vue b/packages/tree/src/tree.vue
index 14f8dfb179..642406c9fe 100644
--- a/packages/tree/src/tree.vue
+++ b/packages/tree/src/tree.vue
@@ -181,7 +181,7 @@ export default defineComponent({
 
     watch(() => props.data, newVal => {
       store.value.setData(newVal)
-    })
+    }, { deep: true })
 
     watch(() => props.checkStrictly, newVal => {
       store.value.checkStrictly = newVal