From 0cca820dac3a04414cbfdb3420ef6caa80232c29 Mon Sep 17 00:00:00 2001
From: Leopoldthecoder <Leopoldthecuber@gmail.com>
Date: Mon, 30 Oct 2017 19:03:54 +0800
Subject: [PATCH] Tree: reserve node expanding state while filtering

---
 packages/tree/src/model/tree-store.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/tree/src/model/tree-store.js b/packages/tree/src/model/tree-store.js
index 1bd14aa98..a51f31664 100644
--- a/packages/tree/src/model/tree-store.js
+++ b/packages/tree/src/model/tree-store.js
@@ -54,6 +54,7 @@ export default class TreeStore {
           node.visible = allHidden === false;
         }
       }
+      if (!value) return;
 
       if (node.visible && !node.isLeaf) node.expand();
     };