tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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obj-ptrn-prop-id-get-value-err.js (1769B)

      1 // This file was procedurally generated from the following sources:
      2 // - src/dstr-binding/obj-ptrn-prop-id-get-value-err.case
      3 // - src/dstr-binding/error/arrow-function.template
      4 /*---
      5 description: Error thrown when accessing the corresponding property of the value object (arrow function expression)
      6 esid: sec-arrow-function-definitions-runtime-semantics-evaluation
      7 features: [destructuring-binding]
      8 flags: [generated]
      9 info: |
     10    ArrowFunction : ArrowParameters => ConciseBody
     11 
     12    [...]
     13    4. Let closure be FunctionCreate(Arrow, parameters, ConciseBody, scope, strict).
     14    [...]
     15 
     16    9.2.1 [[Call]] ( thisArgument, argumentsList)
     17 
     18    [...]
     19    7. Let result be OrdinaryCallEvaluateBody(F, argumentsList).
     20    [...]
     21 
     22    9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList )
     23 
     24    1. Let status be FunctionDeclarationInstantiation(F, argumentsList).
     25    [...]
     26 
     27    9.2.12 FunctionDeclarationInstantiation(func, argumentsList)
     28 
     29    [...]
     30    23. Let iteratorRecord be Record {[[iterator]]:
     31        CreateListIterator(argumentsList), [[done]]: false}.
     32    24. If hasDuplicates is true, then
     33        [...]
     34    25. Else,
     35        b. Let formalStatus be IteratorBindingInitialization for formals with
     36           iteratorRecord and env as arguments.
     37    [...]
     38 
     39    13.3.3.7 Runtime Semantics: KeyedBindingInitialization
     40 
     41    BindingElement : BindingPattern Initializeropt
     42 
     43    1. Let v be GetV(value, propertyName).
     44    2. ReturnIfAbrupt(v).
     45 ---*/
     46 var initEvalCount = 0;
     47 var poisonedProperty = Object.defineProperty({}, 'poisoned', {
     48  get: function() {
     49    throw new Test262Error();
     50  }
     51 });
     52 
     53 var f = ({ poisoned: x = ++initEvalCount }) => {};
     54 
     55 assert.throws(Test262Error, function() {
     56  f(poisonedProperty);
     57 });
     58 
     59 assert.sameValue(initEvalCount, 0);
     60 
     61 reportCompare(0, 0);