spread-obj-spread-order.js (1578B)
1 // This file was procedurally generated from the following sources: 2 // - src/spread/obj-spread-order.case 3 // - src/spread/default/call-expr.template 4 /*--- 5 description: Spread operation follows [[OwnPropertyKeys]] order (CallExpression) 6 esid: sec-function-calls-runtime-semantics-evaluation 7 features: [Symbol, object-spread] 8 flags: [generated] 9 includes: [compareArray.js] 10 info: | 11 CallExpression : MemberExpression Arguments 12 13 [...] 14 9. Return EvaluateDirectCall(func, thisValue, Arguments, tailCall). 15 16 12.3.4.3 Runtime Semantics: EvaluateDirectCall 17 18 1. Let argList be ArgumentListEvaluation(arguments). 19 [...] 20 6. Let result be Call(func, thisValue, argList). 21 [...] 22 23 Pending Runtime Semantics: PropertyDefinitionEvaluation 24 25 PropertyDefinition:...AssignmentExpression 26 27 1. Let exprValue be the result of evaluating AssignmentExpression. 28 2. Let fromValue be GetValue(exprValue). 29 3. ReturnIfAbrupt(fromValue). 30 4. Let excludedNames be a new empty List. 31 5. Return CopyDataProperties(object, fromValue, excludedNames). 32 33 ---*/ 34 var calls = []; 35 var o = { get z() { calls.push('z') }, get a() { calls.push('a') } }; 36 Object.defineProperty(o, 1, { get: () => { calls.push(1) }, enumerable: true }); 37 Object.defineProperty(o, Symbol('foo'), { get: () => { calls.push("Symbol(foo)") }, enumerable: true }); 38 39 40 var callCount = 0; 41 42 (function(obj) { 43 assert.compareArray(calls, [1, 'z', 'a', "Symbol(foo)"]); 44 assert.sameValue(Object.keys(obj).length, 3); 45 callCount += 1; 46 }({...o})); 47 48 assert.sameValue(callCount, 1); 49 50 reportCompare(0, 0);