From 219d7cf24902b53385a1b6999e8bbf2c8512cf0b Mon Sep 17 00:00:00 2001
From: Benoit Giannangeli <giann008@gmail.com>
Date: Sat, 11 Feb 2017 08:20:04 +0100
Subject: UpVal closing

---
 src/lfunc.js | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/lfunc.js')

diff --git a/src/lfunc.js b/src/lfunc.js
index 2c33a7d..e9ec377 100644
--- a/src/lfunc.js
+++ b/src/lfunc.js
@@ -43,6 +43,10 @@ class UpVal {
         else this.u.value = L.stack[ra];
     }
 
+    isopen() {
+        return this.v !== null;
+    }
+
 }
 
 module.exports = {
-- 
cgit v1.2.3-54-g00ecf