From 1ca95d75d13366f1094a906e58bc72b1c83374d4 Mon Sep 17 00:00:00 2001
From: daurnimator <quae@daurnimator.com>
Date: Tue, 23 Jan 2018 17:18:14 +1100
Subject: src/lobject.js: Use raw char code ops in luaO_hexavalue

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

diff --git a/src/lobject.js b/src/lobject.js
index bbac165..bd0f1b2 100644
--- a/src/lobject.js
+++ b/src/lobject.js
@@ -397,8 +397,8 @@ const luaO_chunkid = function(source, bufflen) {
 };
 
 const luaO_hexavalue = function(c) {
-    if (lisdigit(c)) return c - char['0'];
-    else return (String.fromCharCode(c).toLowerCase().charCodeAt(0) - char['a']) + 10;
+    if (lisdigit(c)) return c - 48;
+    else return (c & 0xdf) - 55;
 };
 
 const UTF8BUFFSZ = 8;
-- 
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