| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| es6id: 26.1.10 |
| description: > |
| Throws a TypeError if target is not an Object. |
| info: | |
| 26.1.11 Reflect.preventExtensions ( target ) |
| |
| 1. If Type(target) is not Object, throw a TypeError exception. |
| ... |
| features: [Reflect] |
| ---*/ |
| |
| assert.throws(TypeError, function() { |
| Reflect.preventExtensions(1); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Reflect.preventExtensions(null); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Reflect.preventExtensions(undefined); |
| }); |
| |
| assert.throws(TypeError, function() { |
| Reflect.preventExtensions(''); |
| }); |