tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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proto-from-ctor-realm-zero.js (986B)

      1 // Copyright (C) 2016 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-date-constructor-date
      5 description: Default [[Prototype]] value derived from realm of the newTarget
      6 info: |
      7    [...]
      8    3. If NewTarget is not undefined, then
      9       a. Let O be ? OrdinaryCreateFromConstructor(NewTarget,
     10          "%DatePrototype%", « [[DateValue]] »).
     11    [...]
     12 
     13    9.1.14 GetPrototypeFromConstructor
     14 
     15    [...]
     16    3. Let proto be ? Get(constructor, "prototype").
     17    4. If Type(proto) is not Object, then
     18       a. Let realm be ? GetFunctionRealm(constructor).
     19       b. Let proto be realm's intrinsic object named intrinsicDefaultProto.
     20    [...]
     21 features: [cross-realm, Reflect]
     22 ---*/
     23 
     24 var other = $262.createRealm().global;
     25 var C = new other.Function();
     26 C.prototype = null;
     27 
     28 var o = Reflect.construct(Date, [0], C);
     29 
     30 assert.sameValue(Object.getPrototypeOf(o), other.Date.prototype);
     31 
     32 reportCompare(0, 0);