tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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to-primitive-observe.js (605B)

      1 // Copyright (C) 2020 Qu Xing. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-escape-string
      5 description: Observable operations from string coercion
      6 info: |
      7    B.2.1.1 escape ( string )
      8 
      9    1. Let string be ? ToString(string).
     10    ...
     11 features: [Symbol.toPrimitive]
     12 ---*/
     13 
     14 var obj = {
     15  toString() { throw new Test262Error('this should be unreachable'); },
     16  valueOf() { throw new Test262Error('this should be unreachable'); },
     17  [Symbol.toPrimitive]() { return 'success'; }
     18 };
     19 
     20 assert.sameValue(escape(obj), 'success');
     21 
     22 reportCompare(0, 0);