tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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iter-adv-err.js (732B)

      1 // Copyright (C) 2015 the V8 project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-array.from
      5 description: Error advancing iterator
      6 info: |
      7    [...]
      8    6. If usingIterator is not undefined, then
      9       [...]
     10       g. Repeat
     11          i. Let Pk be ToString(k).
     12          ii. Let next be IteratorStep(iterator).
     13          iii. ReturnIfAbrupt(next).
     14 features: [Symbol.iterator]
     15 ---*/
     16 
     17 var items = {};
     18 items[Symbol.iterator] = function() {
     19  return {
     20    next: function() {
     21      throw new Test262Error();
     22    }
     23  };
     24 };
     25 
     26 assert.throws(Test262Error, function() {
     27  Array.from(items);
     28 }, 'Array.from(items) throws a Test262Error exception');
     29 
     30 reportCompare(0, 0);