From 8f188fb2f792223f1a0c1730bd4ac99418d81d74 Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Fri, 9 Jun 2017 14:29:54 +1000
Subject: Avoid .concat where simple to do so

---
 src/lstrlib.js | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/lstrlib.js')

diff --git a/src/lstrlib.js b/src/lstrlib.js
index 0fb8631..4b83ac1 100644
--- a/src/lstrlib.js
+++ b/src/lstrlib.js
@@ -103,10 +103,10 @@ const num2straux = function(x) {
         return lua.to_luastring('nan', true).slice(0);
     else if (x === 0) {  /* can be -0... */
         /* create "0" or "-0" followed by exponent */
-        let zero = sprintf(luaconf.LUA_NUMBER_FMT + "x0p+0", x).split('').map(e => e.charCodeAt(0));
+        let zero = sprintf(luaconf.LUA_NUMBER_FMT + "x0p+0", x);
         if (Object.is(x, -0))
-            return ['-'.charCodeAt(0)].concat(zero);
-        return zero;
+            zero = "-" + zero;
+        return lua.to_luastring(zero);
     } else {
         let buff = [];
         let fe = luaconf.frexp(x);  /* 'x' fraction and exponent */
-- 
cgit v1.2.3-54-g00ecf