12345678910111213141516171819202122232425262728 |
- var $ = require('../internals/export');
- var DESCRIPTORS = require('../internals/descriptors');
- var anObject = require('../internals/an-object');
- var toPropertyKey = require('../internals/to-property-key');
- var definePropertyModule = require('../internals/object-define-property');
- var fails = require('../internals/fails');
- // MS Edge has broken Reflect.defineProperty - throwing instead of returning false
- var ERROR_INSTEAD_OF_FALSE = fails(function () {
- // eslint-disable-next-line es/no-reflect -- required for testing
- Reflect.defineProperty(definePropertyModule.f({}, 1, { value: 1 }), 1, { value: 2 });
- });
- // `Reflect.defineProperty` method
- // https://tc39.es/ecma262/#sec-reflect.defineproperty
- $({ target: 'Reflect', stat: true, forced: ERROR_INSTEAD_OF_FALSE, sham: !DESCRIPTORS }, {
- defineProperty: function defineProperty(target, propertyKey, attributes) {
- anObject(target);
- var key = toPropertyKey(propertyKey);
- anObject(attributes);
- try {
- definePropertyModule.f(target, key, attributes);
- return true;
- } catch (error) {
- return false;
- }
- }
- });
|