From: Mihai Bazon <mihai@bazon.net>
Date: Fri, 18 Apr 2014 07:47:38 +0000 (+0300)
Subject: Always quote property names that contain non-ASCII characters.
X-Git-Url: https://git.ndcode.org/public/gitweb.cgi?a=commitdiff_plain;h=8fbe20001215887275b3cf053be675ebdbf331a9;p=UglifyJS.git

Always quote property names that contain non-ASCII characters.

Fix #328
---

diff --git a/lib/parse.js b/lib/parse.js
index b061067e..de982b1e 100644
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -168,14 +168,7 @@ function is_identifier_char(ch) {
 };
 
 function is_identifier_string(str){
-    var i = str.length;
-    if (i == 0) return false;
-    if (!is_identifier_start(str.charCodeAt(0))) return false;
-    while (--i >= 0) {
-        if (!is_identifier_char(str.charAt(i)))
-            return false;
-    }
-    return true;
+    return /^[a-z_$][a-z0-9_$]*$/i.test(str);
 };
 
 function parse_js_number(num) {