From f9375fcb71171d7b18190fa59ec402f7f68e26dd Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Fri, 29 Dec 2017 00:47:42 +1100
Subject: src/lauxlib.js: Convert default argument to luaL_optlstring on demand

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

diff --git a/src/lauxlib.js b/src/lauxlib.js
index b4d839d..8cb608d 100644
--- a/src/lauxlib.js
+++ b/src/lauxlib.js
@@ -325,6 +325,8 @@ const luaL_checkstring = luaL_checklstring;
 
 const luaL_optlstring = function(L, arg, def) {
     if (lua.lua_type(L, arg) <= 0) {
+        if (typeof str === "string")
+            def = lua.to_luastring(def);
         return def;
     } else return luaL_checklstring(L, arg);
 };
-- 
cgit v1.2.3-70-g09d2