From b754c8e18bbbefc3ea01a7a1939227a67f0ca328 Mon Sep 17 00:00:00 2001
From: Paul Kulchenko <paul@kulchenko.com>
Date: Tue, 15 Dec 2015 20:24:41 -0800
Subject: [PATCH] Update pretty printing in debugging to generate valid Lua
 code for userdata-like types.

---
 src/scripting.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/scripting.c b/src/scripting.c
index bec488b3..0a845bf3 100644
--- a/src/scripting.c
+++ b/src/scripting.c
@@ -1911,11 +1911,11 @@ sds ldbCatStackValue(sds s, lua_State *lua, int idx) {
         else if (t == LUA_TUSERDATA) typename = "userdata";
         else if (t == LUA_TTHREAD) typename = "thread";
         else if (t == LUA_TLIGHTUSERDATA) typename = "light-userdata";
-        s = sdscatprintf(s,"%s@%p",typename,p);
+        s = sdscatprintf(s,"\"%s@%p\"",typename,p);
         }
         break;
     default:
-        s = sdscat(s,"<unknown-lua-type>");
+        s = sdscat(s,"\"<unknown-lua-type>\"");
         break;
     }
     return s;