tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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value-symbol.js (756B)

      1 // Copyright (C) 2019 Aleksey Shvayka. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-serializejsonproperty
      5 description: >
      6  Symbol primitives are ignored, both as keys and as values.
      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  11. Return undefined.
     17 features: [Symbol]
     18 ---*/
     19 
     20 var sym = Symbol('desc');
     21 assert.sameValue(JSON.stringify(sym), undefined);
     22 assert.sameValue(JSON.stringify([sym]), '[null]');
     23 assert.sameValue(JSON.stringify({key: sym}), '{}');
     24 
     25 var obj = {};
     26 obj[sym] = 1;
     27 assert.sameValue(JSON.stringify(obj), '{}');
     28 
     29 reportCompare(0, 0);