tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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value-symbol-to-prim-err.js (1003B)

      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-value
      5 description: >
      6  Behavior when error thrown by invocation of `Symbol.toPrimitive` method
      7  during coercion
      8 info: |
      9  [...]
     10  3. If NewTarget is not undefined, then
     11     a. If Type(value) is Object and value has a [[DateValue]] internal slot,
     12        then
     13        [...]
     14     b. Else,
     15        i. Let v be ? ToPrimitive(value).
     16 
     17    ES6 Section 7.1.1 ToPrimitive ( input [, PreferredType] )
     18 
     19    [...]
     20    4. Let exoticToPrim be GetMethod(input, @@toPrimitive).
     21    5. ReturnIfAbrupt(exoticToPrim).
     22    6. If exoticToPrim is not undefined, then
     23       a. Let result be Call(exoticToPrim, input, «hint»).
     24       b. ReturnIfAbrupt(result).
     25 features: [Symbol.toPrimitive]
     26 ---*/
     27 
     28 var y = {};
     29 y[Symbol.toPrimitive] = function() {
     30  throw new Test262Error();
     31 };
     32 
     33 assert.throws(Test262Error, function() {
     34  new Date(y);
     35 });
     36 
     37 reportCompare(0, 0);