// This file was procedurally generated from the following sources: // - src/spread/obj-symbol-property.case // - src/spread/default/super-call.template /*--- description: Spread operation where source object contains Symbol properties (SuperCall) esid: sec-super-keyword-runtime-semantics-evaluation features: [Symbol, object-spread] flags: [generated] info: | SuperCall : super Arguments 1. Let newTarget be GetNewTarget(). 2. If newTarget is undefined, throw a ReferenceError exception. 3. Let func be GetSuperConstructor(). 4. ReturnIfAbrupt(func). 5. Let argList be ArgumentListEvaluation of Arguments. [...] Pending Runtime Semantics: PropertyDefinitionEvaluation PropertyDefinition:...AssignmentExpression 1. Let exprValue be the result of evaluating AssignmentExpression. 2. Let fromValue be GetValue(exprValue). 3. ReturnIfAbrupt(fromValue). 4. Let excludedNames be a new empty List. 5. Return CopyDataProperties(object, fromValue, excludedNames). ---*/ let symbol = Symbol('foo'); let o = {}; o[symbol] = 1; var callCount = 0; class Test262ParentClass { constructor(obj) { assert.sameValue(obj[symbol], 1); assert(Object.prototype.hasOwnProperty.call(obj, symbol), "symbol is an own property"); assert.sameValue(obj.c, 4); assert.sameValue(obj.d, 5); assert.sameValue(Object.keys(obj).length, 2); callCount += 1; } } class Test262ChildClass extends Test262ParentClass { constructor() { super({...o, c: 4, d: 5}); } } new Test262ChildClass(); assert.sameValue(callCount, 1);