1 var global = require('../internals/global');
2 var DESCRIPTORS = require('../internals/descriptors');
3 var IE8_DOM_DEFINE = require('../internals/ie8-dom-define');
4 var anObject = require('../internals/an-object');
5 var toPropertyKey = require('../internals/to-property-key');
7 var TypeError = global.TypeError;
8 // eslint-disable-next-line es/no-object-defineproperty -- safe
9 var $defineProperty = Object.defineProperty;
11 // `Object.defineProperty` method
12 // https://tc39.es/ecma262/#sec-object.defineproperty
13 exports.f = DESCRIPTORS ? $defineProperty : function defineProperty(O, P, Attributes) {
17 if (IE8_DOM_DEFINE) try {
18 return $defineProperty(O, P, Attributes);
19 } catch (error) { /* empty */ }
20 if ('get' in Attributes || 'set' in Attributes) throw TypeError('Accessors not supported');
21 if ('value' in Attributes) O[P] = Attributes.value;