var DESCRIPTORS = require('../internals/descriptors'); var V8_PROTOTYPE_DEFINE_BUG = require('../internals/v8-prototype-define-bug'); var definePropertyModule = require('../internals/object-define-property'); var anObject = require('../internals/an-object'); var toIndexedObject = require('../internals/to-indexed-object'); var objectKeys = require('../internals/object-keys'); // `Object.defineProperties` method // https://tc39.es/ecma262/#sec-object.defineproperties // eslint-disable-next-line es/no-object-defineproperties -- safe exports.f = DESCRIPTORS && !V8_PROTOTYPE_DEFINE_BUG ? Object.defineProperties : function defineProperties(O, Properties) { anObject(O); var props = toIndexedObject(Properties); var keys = objectKeys(Properties); var length = keys.length; var index = 0; var key; while (length > index) definePropertyModule.f(O, key = keys[index++], props[key]); return O; };