From 7d024ed38ca89da57f163b54f30f0bb5c9dad8bf 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: Fri, 9 Dec 2022 04:22:07 +0800
Subject: use weak table for node cache

---
 script/vm/node.lua | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

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

diff --git a/script/vm/node.lua b/script/vm/node.lua
index 58784d24..2e408128 100644
--- a/script/vm/node.lua
+++ b/script/vm/node.lua
@@ -4,9 +4,10 @@ local vm       = require 'vm.vm'
 local ws       = require 'workspace.workspace'
 local guide    = require 'parser.guide'
 local timer    = require 'timer'
+local util     = require 'utility'
 
 ---@type table<vm.object, vm.node>
-vm.nodeCache = {}
+vm.nodeCache = setmetatable({}, util.MODE_K)
 
 ---@alias vm.node.object vm.object | vm.global
 
-- 
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