tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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regress-294195-01.js (995B)

      1 /* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
      2 /* This Source Code Form is subject to the terms of the Mozilla Public
      3 * License, v. 2.0. If a copy of the MPL was not distributed with this
      4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
      5 
      6 //-----------------------------------------------------------------------------
      7 var BUGNUMBER = 294195;
      8 var summary = 'Do not crash during String replace when accessing methods on backreferences';
      9 var actual = 'No Crash';
     10 var expect = 'No Crash';
     11 
     12 printBugNumber(BUGNUMBER);
     13 printStatus (summary);
     14 
     15 var s = 'some text sample';
     16 
     17 // this first version didn't crash
     18 var result = s.replace(new RegExp('(^|\\s)(text)'), (new String('$1')));
     19 result = result.substr(0, 1);
     20 reportCompare(expect, actual, inSection(1) + ' ' + summary);
     21 
     22 // the original version however did crash.
     23 result = s.replace(new RegExp('(^|\\s)(text)'),
     24                   (new String('$1')).substr(0, 1));
     25 reportCompare(expect, actual, inSection(2) + ' ' + summary);