From fa430fa6225ea1c78ffc263bf0e9bb612fc15a03 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9C=80=E8=90=8C=E5=B0=8F=E6=B1=90?= <sumneko@hotmail.com>
Date: Wed, 6 Apr 2022 05:13:41 +0800
Subject: optmize

---
 script/vm/node.lua | 10 +---------
 1 file changed, 1 insertion(+), 9 deletions(-)

(limited to 'script/vm/node.lua')

diff --git a/script/vm/node.lua b/script/vm/node.lua
index 514625f1..b55c1ab5 100644
--- a/script/vm/node.lua
+++ b/script/vm/node.lua
@@ -19,10 +19,6 @@ function m.mergeNode(a, b)
     if not a then
         return b
     end
-    if a.type == 'union' then
-        a:merge(b)
-        return a
-    end
     return union(a, b)
 end
 
@@ -32,11 +28,7 @@ function m.setNode(source, node)
     end
     local me = m.nodeCache[source]
     if not me then
-        if node.type == 'union' then
-            m.nodeCache[source] = node:copy()
-        else
-            m.nodeCache[source] = node
-        end
+        m.nodeCache[source] = node
         return
     end
     if me == node then
-- 
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