2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
6 * Copyright © 2017-2018 Amdocs
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
21 var keyMirror = function (obj) {
25 if (!(obj instanceof Object && !Array.isArray(obj))) {
26 throw new Error('keyMirror(...): Argument must be an object.');
29 if (obj.hasOwnProperty(key)) {
31 if (val instanceof Object) {
32 ret[key] = keyMirror(obj[key]);
33 } else if (val !== null && val !== undefined) {
37 ret[key] = Symbol(key);
41 return Object.freeze(ret);
44 export default keyMirror;