| Michael Lando | efa037d | 2017-02-19 12:57:33 +0200 | [diff] [blame] | 1 | /*- |
| 2 | * ============LICENSE_START======================================================= |
| 3 | * SDC |
| 4 | * ================================================================================ |
| 5 | * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. |
| 6 | * ================================================================================ |
| 7 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 8 | * you may not use this file except in compliance with the License. |
| 9 | * You may obtain a copy of the License at |
| 10 | * |
| 11 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 12 | * |
| 13 | * Unless required by applicable law or agreed to in writing, software |
| 14 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 16 | * See the License for the specific language governing permissions and |
| 17 | * limitations under the License. |
| 18 | * ============LICENSE_END========================================================= |
| 19 | */ |
| 20 | |
| 21 | var keyMirror = function (obj) { |
| 22 | var ret = {}; |
| 23 | var key; |
| 24 | var val; |
| 25 | if (!(obj instanceof Object && !Array.isArray(obj))) { |
| 26 | throw new Error('keyMirror(...): Argument must be an object.'); |
| 27 | } |
| 28 | for (key in obj) { |
| 29 | if (obj.hasOwnProperty(key)) { |
| 30 | val = obj[key]; |
| 31 | if (val instanceof Object) { |
| 32 | ret[key] = keyMirror(obj[key]); |
| 33 | } else if(val !== null && val !== undefined){ |
| 34 | ret[key] = val; |
| 35 | } |
| 36 | else { |
| 37 | ret[key] = Symbol(key); |
| 38 | } |
| 39 | } |
| 40 | } |
| 41 | return Object.freeze(ret); |
| 42 | }; |
| 43 | |
| 44 | export default keyMirror; |