| 'use strict'; |
| var $ = require('../internals/export'); |
| var DESCRIPTORS = require('../internals/descriptors'); |
| var FORCED = require('../internals/forced-object-prototype-accessors-methods'); |
| var toObject = require('../internals/to-object'); |
| var aFunction = require('../internals/a-function'); |
| var definePropertyModule = require('../internals/object-define-property'); |
| |
| // `Object.prototype.__defineSetter__` method |
| // https://tc39.github.io/ecma262/#sec-object.prototype.__defineSetter__ |
| if (DESCRIPTORS) { |
| $({ target: 'Object', proto: true, forced: FORCED }, { |
| __defineSetter__: function __defineSetter__(P, setter) { |
| definePropertyModule.f(toObject(this), P, { set: aFunction(setter), enumerable: true, configurable: true }); |
| } |
| }); |
| } |