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