tor-browser

The Tor Browser
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target-member-computed-reference.js (1104B)

      1 // Copyright (C) 2015 André Bargull. All rights reserved.
      2 // Copyright (C) 2024 Sony Interactive Entertainment Inc. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 
      5 /*---
      6 esid: sec-assignment-operators
      7 description: Assignment Operator evaluates its operands from left to right (formerly S11.13.1_A7_T3)
      8 info: |
      9  The left-hand side expression is evaluated before the right-hand side.
     10  Left-hand side expression is MemberExpression: base[prop].
     11  ToPropertyKey(prop) occurs after both sides are evaluated.
     12 ---*/
     13 
     14 function DummyError() { }
     15 
     16 assert.throws(DummyError, function() {
     17  var base = {};
     18  var prop = function() {
     19    throw new DummyError();
     20  };
     21  var expr = function() {
     22    throw new Test262Error("right-hand side expression evaluated");
     23  };
     24 
     25  base[prop()] = expr();
     26 });
     27 
     28 assert.throws(DummyError, function() {
     29  var base = {};
     30  var prop = {
     31    toString: function() {
     32      throw new Test262Error("property key evaluated");
     33    }
     34  };
     35  var expr = function() {
     36    throw new DummyError();
     37  };
     38 
     39  base[prop] = expr();
     40 });
     41 
     42 reportCompare(0, 0);