tor-browser

The Tor Browser
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not-a-constructor.js (853B)

      1 // Copyright (C) 2024 Leo Balter. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 esid: sec-regexp.escape
      6 description: >
      7  RegExp.escape does not implement [[Construct]], is not new-able
      8 info: |
      9  ECMAScript Function Objects
     10 
     11  Built-in function objects that are not identified as constructors do not
     12  implement the [[Construct]] internal method unless otherwise specified in
     13  the description of a particular function.
     14 
     15  sec-evaluatenew
     16 
     17  ...
     18  7. If IsConstructor(constructor) is false, throw a TypeError exception.
     19  ...
     20 includes: [isConstructor.js]
     21 features: [RegExp.escape, Reflect.construct]
     22 ---*/
     23 
     24 assert.sameValue(isConstructor(RegExp.escape), false, 'isConstructor(RegExp.escape) must return false');
     25 
     26 assert.throws(TypeError, function () {
     27  new RegExp.escape();
     28 });
     29 
     30 reportCompare(0, 0);