tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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iterator-is-undefined-throws.js (503B)

      1 // Copyright (C) 2018 Amal Hussein. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-map-objects
      5 description: >
      6  Throws a TypeError if the iterator of the iterable is undefined.
      7 info: |
      8  Map ( [ iterable ] )
      9  ...
     10  9. Let iteratorRecord be ? GetIterator(iterable).
     11 features: [Symbol.iterator]
     12 ---*/
     13 
     14 var iterable  = { [Symbol.iterator]: undefined };
     15 
     16 assert.throws(TypeError,
     17  function () {
     18    new Map(iterable);
     19 });
     20 
     21 reportCompare(0, 0);