|
Last change
on this file since 8d391a1 was 6a3a178, checked in by Ema <ema_spirova@…>, 3 years ago |
|
initial commit
|
-
Property mode
set to
100644
|
|
File size:
659 bytes
|
| Line | |
|---|
| 1 | var $ = require('../internals/export');
|
|---|
| 2 | var getBuiltIn = require('../internals/get-built-in');
|
|---|
| 3 | var anObject = require('../internals/an-object');
|
|---|
| 4 | var FREEZING = require('../internals/freezing');
|
|---|
| 5 |
|
|---|
| 6 | // `Reflect.preventExtensions` method
|
|---|
| 7 | // https://tc39.es/ecma262/#sec-reflect.preventextensions
|
|---|
| 8 | $({ target: 'Reflect', stat: true, sham: !FREEZING }, {
|
|---|
| 9 | preventExtensions: function preventExtensions(target) {
|
|---|
| 10 | anObject(target);
|
|---|
| 11 | try {
|
|---|
| 12 | var objectPreventExtensions = getBuiltIn('Object', 'preventExtensions');
|
|---|
| 13 | if (objectPreventExtensions) objectPreventExtensions(target);
|
|---|
| 14 | return true;
|
|---|
| 15 | } catch (error) {
|
|---|
| 16 | return false;
|
|---|
| 17 | }
|
|---|
| 18 | }
|
|---|
| 19 | });
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
