tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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with-base-obj.js (952B)

      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-function-calls-runtime-semantics-evaluation
      5 es6id: 12.3.4.1
      6 description: Correct retrieval of environment's "with" base object
      7 info: |
      8  4. If Type(ref) is Reference, then
      9     a. If IsPropertyReference(ref) is true, then
     10        [...]
     11     b. Else the base of ref is an Environment Record,
     12        i. Let refEnv be GetBase(ref).
     13        ii. Let thisValue be refEnv.WithBaseObject().
     14  [...]
     15  8. Return ? EvaluateDirectCall(func, thisValue, Arguments, tailCall).
     16 flags: [noStrict]
     17 ---*/
     18 
     19 var viaMember, viaCall;
     20 var obj = {
     21  method: function() {
     22    viaCall = this;
     23  },
     24  get attribute() {
     25    viaMember = this;
     26  }
     27 };
     28 
     29 with (obj) {
     30  method();
     31  attribute;
     32 }
     33 
     34 assert.sameValue(viaCall, obj, 'via CallExpression');
     35 assert.sameValue(viaMember, obj, 'via MemberExpression');
     36 
     37 reportCompare(0, 0);