--- /dev/null
+var $ = require('../internals/export');
+var DESCRIPTORS = require('../internals/descriptors');
+var anObject = require('../internals/an-object');
+var toPrimitive = require('../internals/to-primitive');
+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 no-undef
+ Reflect.defineProperty(definePropertyModule.f({}, 1, { value: 1 }), 1, { value: 2 });
+});
+
+// `Reflect.defineProperty` method
+// https://tc39.github.io/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 = toPrimitive(propertyKey, true);
+ anObject(attributes);
+ try {
+ definePropertyModule.f(target, key, attributes);
+ return true;
+ } catch (error) {
+ return false;
+ }
+ }
+});