From 92089dcbc59b8c71909386c86e36097f98258f2d Mon Sep 17 00:00:00 2001
From: Benoit Giannangeli <giann008@gmail.com>
Date: Fri, 24 Mar 2017 15:05:59 +0100
Subject: Fixed bad quoted cntrl chars

---
 src/lstrlib.js   | 4 ++--
 tests/single.lua | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/lstrlib.js b/src/lstrlib.js
index cd95a60..03c6358 100644
--- a/src/lstrlib.js
+++ b/src/lstrlib.js
@@ -204,9 +204,9 @@ const addquoted = function(b, s) {
         } else if (iscntrl(s[0])) {
             let buff = [];
             if (!isdigit(s[1]))
-                buff = lua.to_luastring(sprintf("\\%d", s[0]).split('').map(e => e.charCodeAt(0)));
+                buff = lua.to_luastring(sprintf("\\%d", s[0]));
             else
-                buff = lua.to_luastring(sprintf("\\%03d", s[0]).split('').map(e => e.charCodeAt(0)));
+                buff = lua.to_luastring(sprintf("\\%03d", s[0]));
             concat(b, buff);
         } else
             b.push(s[0]);
diff --git a/tests/single.lua b/tests/single.lua
index e206568..e3ba2f5 100644
--- a/tests/single.lua
+++ b/tests/single.lua
@@ -150,3 +150,4 @@ end
 
 x = '"ílo"\n\\'
 assert(string.format('%q%s', x, x) == '"\\"ílo\\"\\\n\\\\""ílo"\n\\')
+assert(string.format('%q', "\0") == [["\0"]])
-- 
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