mirror of
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59 lines
1.5 KiB
JavaScript
59 lines
1.5 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/spread/mult-err-itr-value.case
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// - src/spread/error/call-expr.template
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/*---
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description: Spread operator following other arguments when IteratorValue fails (CallExpression)
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esid: sec-function-calls-runtime-semantics-evaluation
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es6id: 12.3.4.1
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features: [Symbol.iterator]
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flags: [generated]
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info: |
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CallExpression : MemberExpression Arguments
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[...]
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9. Return EvaluateDirectCall(func, thisValue, Arguments, tailCall).
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12.3.4.3 Runtime Semantics: EvaluateDirectCall
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1. Let argList be ArgumentListEvaluation(arguments).
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[...]
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6. Let result be Call(func, thisValue, argList).
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[...]
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12.3.6.1 Runtime Semantics: ArgumentListEvaluation
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ArgumentList : ArgumentList , ... AssignmentExpression
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1. Let precedingArgs be the result of evaluating ArgumentList.
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2. Let spreadRef be the result of evaluating AssignmentExpression.
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3. Let iterator be GetIterator(GetValue(spreadRef) ).
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4. ReturnIfAbrupt(iterator).
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7.4.4 IteratorValue ( iterResult )
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1. Assert: Type(iterResult) is Object.
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2. Return Get(iterResult, "value").
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7.3.1 Get (O, P)
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[...]
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3. Return O.[[Get]](P, O).
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---*/
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var iter = {};
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var poisonedValue = Object.defineProperty({}, 'value', {
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get: function() {
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throw new Test262Error();
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}
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});
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iter[Symbol.iterator] = function() {
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return {
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next: function() {
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return poisonedValue;
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}
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};
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};
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assert.throws(Test262Error, function() {
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(function() {}(0, ...iter));
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});
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