spread-err-sngl-err-obj-unresolvable.js (1399B)
1 // This file was procedurally generated from the following sources: 2 // - src/spread/sngl-err-obj-unresolvable.case 3 // - src/spread/error/array.template 4 /*--- 5 description: Object Spread operator results in error when using an unresolvable reference (Array initializer) 6 esid: sec-runtime-semantics-arrayaccumulation 7 features: [object-spread] 8 flags: [generated] 9 info: | 10 SpreadElement : ...AssignmentExpression 11 12 1. Let spreadRef be the result of evaluating AssignmentExpression. 13 2. Let spreadObj be ? GetValue(spreadRef). 14 3. Let iterator be ? GetIterator(spreadObj). 15 4. Repeat 16 a. Let next be ? IteratorStep(iterator). 17 b. If next is false, return nextIndex. 18 c. Let nextValue be ? IteratorValue(next). 19 d. Let status be CreateDataProperty(array, ToString(ToUint32(nextIndex)), 20 nextValue). 21 e. Assert: status is true. 22 f. Let nextIndex be nextIndex + 1. 23 24 Pending Runtime Semantics: PropertyDefinitionEvaluation 25 26 PropertyDefinition:...AssignmentExpression 27 28 1. Let exprValue be the result of evaluating AssignmentExpression. 29 2. Let fromValue be GetValue(exprValue). 30 3. ReturnIfAbrupt(fromValue). 31 4. Let excludedNames be a new empty List. 32 5. Return CopyDataProperties(object, fromValue, excludedNames). 33 34 ---*/ 35 36 assert.throws(ReferenceError, function() { 37 [{...unresolvableReference}]; 38 }); 39 40 reportCompare(0, 0);