tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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value-object-circular.js (974B)

      1 // Copyright (C) 2012 Ecma International. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-serializejsonobject
      5 description: >
      6  Circular object value throws a TypeError.
      7 info: |
      8  JSON.stringify ( value [ , replacer [ , space ] ] )
      9 
     10  [...]
     11  12. Return ? SerializeJSONProperty(the empty String, wrapper).
     12 
     13  SerializeJSONProperty ( key, holder )
     14 
     15  [...]
     16  10. If Type(value) is Object and IsCallable(value) is false, then
     17    [...]
     18    c. Return ? SerializeJSONObject(value).
     19 
     20  SerializeJSONObject ( value )
     21 
     22  1. If stack contains value, throw a TypeError exception because the structure is cyclical.
     23 ---*/
     24 
     25 var direct = {};
     26 direct.prop = direct;
     27 
     28 assert.throws(TypeError, function() {
     29  JSON.stringify(direct);
     30 });
     31 
     32 var indirect = {
     33  p1: {
     34    p2: {
     35      get p3() {
     36        return indirect;
     37      },
     38    },
     39  },
     40 };
     41 
     42 assert.throws(TypeError, function() {
     43  JSON.stringify(indirect);
     44 });
     45 
     46 reportCompare(0, 0);