// This file was procedurally generated from the following sources: // - src/spread/mult-err-itr-value.case // - src/spread/error/member-expr.template /*--- description: Spread operator following other arguments when IteratorValue fails (`new` operator) esid: sec-new-operator-runtime-semantics-evaluation features: [Symbol.iterator] flags: [generated] info: | MemberExpression : new MemberExpression Arguments 1. Return EvaluateNew(MemberExpression, Arguments). 12.3.3.1.1 Runtime Semantics: EvaluateNew 6. If arguments is empty, let argList be an empty List. 7. Else, a. Let argList be ArgumentListEvaluation of arguments. [...] 12.3.6.1 Runtime Semantics: ArgumentListEvaluation ArgumentList : ArgumentList , ... AssignmentExpression 1. Let precedingArgs be the result of evaluating ArgumentList. 2. Let spreadRef be the result of evaluating AssignmentExpression. 3. Let iterator be GetIterator(GetValue(spreadRef) ). 4. ReturnIfAbrupt(iterator). 7.4.4 IteratorValue ( iterResult ) 1. Assert: Type(iterResult) is Object. 2. Return Get(iterResult, "value"). 7.3.1 Get (O, P) [...] 3. Return O.[[Get]](P, O). ---*/ var iter = {}; var poisonedValue = Object.defineProperty({}, 'value', { get: function() { throw new Test262Error(); } }); iter[Symbol.iterator] = function() { return { next: function() { return poisonedValue; } }; }; assert.throws(Test262Error, function() { new function() {}(0, ...iter); });