// Copyright (C) 2020 Rick Waldron. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- esid: sec-ecmascript-standard-built-in-objects description: > Function.prototype.toString does not implement [[Construct]], is not new-able info: | ECMAScript Function Objects Built-in function objects that are not identified as constructors do not implement the [[Construct]] internal method unless otherwise specified in the description of a particular function. sec-evaluatenew ... 7. If IsConstructor(constructor) is false, throw a TypeError exception. ... includes: [isConstructor.js] features: [Reflect.construct, arrow-function] ---*/ assert.sameValue( isConstructor(Function.prototype.toString), false, 'isConstructor(Function.prototype.toString) must return false' ); assert.throws(TypeError, () => { new Function.prototype.toString(); }, '`new Function.prototype.toString()` throws TypeError'); var toString = Function.prototype.toString; assert.throws(TypeError, () => { new toString; }, '`new toString` throws TypeError'); reportCompare(0, 0);