mirror of https://github.com/tc39/test262.git
53 lines
1.5 KiB
JavaScript
53 lines
1.5 KiB
JavaScript
// This file was procedurally generated from the following sources:
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// - src/dstr-binding/ary-ptrn-elem-id-iter-val-err.case
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// - src/dstr-binding/error/try.template
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/*---
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description: Error forwarding when IteratorValue returns an abrupt completion (try statement)
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esid: sec-runtime-semantics-catchclauseevaluation
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es6id: 13.15.7
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features: [destructuring-binding]
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flags: [generated]
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info: |
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Catch : catch ( CatchParameter ) Block
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[...]
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5. Let status be the result of performing BindingInitialization for
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CatchParameter passing thrownValue and catchEnv as arguments.
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[...]
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13.3.3.6 Runtime Semantics: IteratorBindingInitialization
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SingleNameBinding : BindingIdentifier Initializeropt
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[...]
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4. If iteratorRecord.[[done]] is false, then
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a. Let next be IteratorStep(iteratorRecord.[[iterator]]).
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b. If next is an abrupt completion, set iteratorRecord.[[done]] to true.
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c. ReturnIfAbrupt(next).
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d. If next is false, set iteratorRecord.[[done]] to true.
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e. Else,
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i. Let v be IteratorValue(next).
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ii. If v is an abrupt completion, set iteratorRecord.[[done]] to
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true.
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iii. ReturnIfAbrupt(v).
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---*/
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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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var g = {};
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g[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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try {
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throw g;
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} catch ([x]) {}
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});
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