// This file was procedurally generated from the following sources: // - src/generators/yield-spread-obj.case // - src/generators/default/class-expr-private-method.template /*--- description: Use yield value in a object spread position (Generator private method as a ClassExpression element) esid: prod-GeneratorPrivateMethod features: [object-spread, generators, class-methods-private] flags: [generated] includes: [compareArray.js] info: | ClassElement : PrivateMethodDefinition MethodDefinition : GeneratorMethod 14.4 Generator Function Definitions GeneratorMethod : * PropertyName ( UniqueFormalParameters ) { GeneratorBody } Spread Properties PropertyDefinition[Yield]: (...) ...AssignmentExpression[In, ?Yield] ---*/ var callCount = 0; var C = class { *#gen() { callCount += 1; yield { ...yield, y: 1, ...yield yield, }; } get gen() { return this.#gen; } } const c = new C(); // Test the private fields do not appear as properties before set to value assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")'); assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")'); assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")'); var iter = c.gen(); iter.next(); iter.next({ x: 42 }); iter.next({ x: 'lol' }); var item = iter.next({ y: 39 }); assert.sameValue(item.value.x, 42); assert.sameValue(item.value.y, 39); assert.sameValue(Object.keys(item.value).length, 2); assert.sameValue(item.done, false); assert.sameValue(callCount, 1); // Test the private fields do not appear as properties after set to value assert.sameValue(Object.hasOwnProperty.call(C.prototype, "#gen"), false, 'Object.hasOwnProperty.call(C.prototype, "#gen")'); assert.sameValue(Object.hasOwnProperty.call(C, "#gen"), false, 'Object.hasOwnProperty.call(C, "#gen")'); assert.sameValue(Object.hasOwnProperty.call(c, "#gen"), false, 'Object.hasOwnProperty.call(c, "#gen")');