tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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iterator-value-failure.js (731B)

      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-map-iterable
      5 description: >
      6  The iterator is closed when iterable `next` value throws an error.
      7 info: |
      8  Map ( [ iterable ] )
      9 
     10  ...
     11  9. Repeat
     12    ...
     13    d. Let nextItem be IteratorValue(next).
     14    e. ReturnIfAbrupt(nextItem).
     15 features: [Symbol.iterator]
     16 ---*/
     17 
     18 var iterable = {};
     19 iterable[Symbol.iterator] = function() {
     20  return {
     21    next: function() {
     22      return {
     23        get value() {
     24          throw new Test262Error();
     25        },
     26        done: false
     27      };
     28    }
     29  };
     30 };
     31 
     32 assert.throws(Test262Error, function() {
     33  new Map(iterable);
     34 });
     35 
     36 reportCompare(0, 0);