1 // Copyright (C) 2020 Rick Waldron. All rights reserved.
2 // This code is governed by the BSD license found in the LICENSE file.
5 esid: sec-ecmascript-standard-built-in-objects
7 Object.getPrototypeOf((function* g() {}).prototype).return does not implement [[Construct]], is not new-able
9 ECMAScript Function Objects
11 Built-in function objects that are not identified as constructors do not
12 implement the [[Construct]] internal method unless otherwise specified in
13 the description of a particular function.
18 7. If IsConstructor(constructor) is false, throw a TypeError exception.
20 includes: [isConstructor.js]
21 features: [Reflect.construct, generators, arrow-function]
25 isConstructor(Object.getPrototypeOf((function* g() {}).prototype).return),
27 'isConstructor(Object.getPrototypeOf((function* g() {}).prototype).return) must return false'
30 assert.throws(TypeError, () => {
31 function* g() {} let iterator = g(); new iterator.return();