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Diffstat (limited to 'js/src/tests/test262/language/expressions/object/dstr/meth-dflt-ary-ptrn-rest-id-iter-step-err.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/object/dstr/meth-dflt-ary-ptrn-rest-id-iter-step-err.js | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/object/dstr/meth-dflt-ary-ptrn-rest-id-iter-step-err.js b/js/src/tests/test262/language/expressions/object/dstr/meth-dflt-ary-ptrn-rest-id-iter-step-err.js new file mode 100644 index 0000000000..f58a6ccba8 --- /dev/null +++ b/js/src/tests/test262/language/expressions/object/dstr/meth-dflt-ary-ptrn-rest-id-iter-step-err.js @@ -0,0 +1,74 @@ +// This file was procedurally generated from the following sources: +// - src/dstr-binding/ary-ptrn-rest-id-iter-step-err.case +// - src/dstr-binding/error/meth-dflt.template +/*--- +description: Error forwarding when IteratorStep returns an abrupt completion (method (default parameter)) +esid: sec-runtime-semantics-definemethod +features: [generators, destructuring-binding, default-parameters] +flags: [generated] +info: | + MethodDefinition : PropertyName ( StrictFormalParameters ) { FunctionBody } + + [...] + 6. Let closure be FunctionCreate(kind, StrictFormalParameters, + FunctionBody, scope, strict). If functionPrototype was passed as a + parameter then pass its value as the functionPrototype optional argument + of FunctionCreate. + [...] + + 9.2.1 [[Call]] ( thisArgument, argumentsList) + + [...] + 7. Let result be OrdinaryCallEvaluateBody(F, argumentsList). + [...] + + 9.2.1.3 OrdinaryCallEvaluateBody ( F, argumentsList ) + + 1. Let status be FunctionDeclarationInstantiation(F, argumentsList). + [...] + + 9.2.12 FunctionDeclarationInstantiation(func, argumentsList) + + [...] + 23. Let iteratorRecord be Record {[[iterator]]: + CreateListIterator(argumentsList), [[done]]: false}. + 24. If hasDuplicates is true, then + [...] + 25. Else, + b. Let formalStatus be IteratorBindingInitialization for formals with + iteratorRecord and env as arguments. + [...] + + 13.3.3.6 Runtime Semantics: IteratorBindingInitialization + BindingRestElement : ... BindingIdentifier + 1. Let lhs be ResolveBinding(StringValue of BindingIdentifier, + environment). + 2. ReturnIfAbrupt(lhs). 3. Let A be ArrayCreate(0). 4. Let n=0. 5. Repeat, + a. If iteratorRecord.[[done]] is false, + i. Let next be IteratorStep(iteratorRecord.[[iterator]]). + ii. If next is an abrupt completion, set iteratorRecord.[[done]] to + true. + iii. ReturnIfAbrupt(next). + +---*/ +var first = 0; +var second = 0; +var iter = function*() { + first += 1; + throw new Test262Error(); + second += 1; +}(); + +var obj = { + method([...x] = iter) {} +}; + +assert.throws(Test262Error, function() { + obj.method(); +}); + +iter.next(); +assert.sameValue(first, 1); +assert.sameValue(second, 0, 'Iterator is closed following abrupt completion.'); + +reportCompare(0, 0); |