spread-obj-with-overrides.js (1658B)
1 // This file was procedurally generated from the following sources: 2 // - src/spread/obj-with-overrides.case 3 // - src/spread/default/call-expr.template 4 /*--- 5 description: Object Spread properties being overriden (CallExpression) 6 esid: sec-function-calls-runtime-semantics-evaluation 7 features: [Symbol, object-spread] 8 flags: [generated] 9 info: | 10 CallExpression : MemberExpression Arguments 11 12 [...] 13 9. Return EvaluateDirectCall(func, thisValue, Arguments, tailCall). 14 15 12.3.4.3 Runtime Semantics: EvaluateDirectCall 16 17 1. Let argList be ArgumentListEvaluation(arguments). 18 [...] 19 6. Let result be Call(func, thisValue, argList). 20 [...] 21 22 Pending Runtime Semantics: PropertyDefinitionEvaluation 23 24 PropertyDefinition:...AssignmentExpression 25 26 1. Let exprValue be the result of evaluating AssignmentExpression. 27 2. Let fromValue be GetValue(exprValue). 28 3. ReturnIfAbrupt(fromValue). 29 4. Let excludedNames be a new empty List. 30 5. Return CopyDataProperties(object, fromValue, excludedNames). 31 32 ---*/ 33 let o = {a: 2, b: 3, c: 4, e: undefined, f: null, g: false}; 34 35 36 var callCount = 0; 37 38 (function(obj) { 39 assert.sameValue(obj.a, 1); 40 assert.sameValue(obj.b, 7); 41 assert.sameValue(obj.c, 4); 42 assert.sameValue(obj.d, 5); 43 assert(obj.hasOwnProperty("e")); 44 assert.sameValue(obj.f, null); 45 assert.sameValue(obj.g, false); 46 assert.sameValue(obj.h, -0); 47 assert.sameValue(obj.i.toString(), "Symbol(foo)"); 48 assert(Object.is(obj.j, o)); 49 assert.sameValue(Object.keys(obj).length, 10); 50 callCount += 1; 51 }({...o, a: 1, b: 7, d: 5, h: -0, i: Symbol("foo"), j: o})); 52 53 assert.sameValue(callCount, 1); 54 55 reportCompare(0, 0);