From 63d1b1bc2e96817f807ec86210a18a8ad931b8ce Mon Sep 17 00:00:00 2001
From: Ryan2128 <33176053+Ryan2128@users.noreply.github.com>
Date: Mon, 18 Jan 2021 05:52:18 -0600
Subject: [PATCH] fix(tree): fix tree node not render in lazy (#1298)

Because `this` pointer is points to origin object in constructor.
---
 packages/tree/src/model/tree-store.ts | 2 ++
 packages/tree/src/tree.vue            | 3 +++
 2 files changed, 5 insertions(+)

diff --git a/packages/tree/src/model/tree-store.ts b/packages/tree/src/model/tree-store.ts
index 72241b216a..2acea47bbe 100644
--- a/packages/tree/src/model/tree-store.ts
+++ b/packages/tree/src/model/tree-store.ts
@@ -41,7 +41,9 @@ export default class TreeStore {
     }
 
     this.nodesMap = {}
+  }
 
+  initialize() {
     this.root = new Node({
       data: this.data,
       store: this,
diff --git a/packages/tree/src/tree.vue b/packages/tree/src/tree.vue
index 642406c9fe..cb744b3142 100644
--- a/packages/tree/src/tree.vue
+++ b/packages/tree/src/tree.vue
@@ -152,6 +152,9 @@ export default defineComponent({
       defaultExpandAll: props.defaultExpandAll,
       filterNodeMethod: props.filterNodeMethod,
     }))
+
+    store.value.initialize()
+
     const root = ref<Node>(store.value.root)
     const currentNode = ref<Node>(null)
     const el$ = ref<Nullable<HTMLElement>>(null)