From 085fedefe00d60eee9defa5f59a86361348e2f5c Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Sun, 10 Dec 2017 00:43:28 +1100
Subject: src/lobject.js: Add undefined as pointer form of void 0

---
 src/lobject.js | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/lobject.js b/src/lobject.js
index a5219e5..bc0909d 100644
--- a/src/lobject.js
+++ b/src/lobject.js
@@ -585,6 +585,8 @@ const luaO_pushvfstring = function(L, fmt, argp) {
                         L.l_G.ids.set(v, id);
                     }
                     pushstr(L, defs.to_luastring("0x"+id.toString(16)));
+                } else if (v === void 0) {
+                    pushstr(L, defs.to_luastring("undefined"));
                 } else if (typeof v === "number") { /* before check object as null is an object */
                     pushstr(L, defs.to_luastring("Number("+v+")"));
                 } else if (typeof v === "string") { /* before check object as null is an object */
-- 
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