fzo/dist/fzo.js

fzo is simply freeze object library

/**
 * @license
 * fzo.js v0.1.3
 * Released under the Apache License 2.0 License.
 **/

var fzo = (function () {
  'use strict';

  function _typeof(obj) {
    "@babel/helpers - typeof";

    return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) {
      return typeof obj;
    } : function (obj) {
      return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj;
    }, _typeof(obj);
  }

  var fzo = function fzo(obj) {
    if (_typeof(obj) === 'object' && !Object.isFrozen(obj)) {
      Object.keys(obj).forEach(function (idx) {
        return fzo(obj[idx]);
      });
      Object.freeze(obj);
    } else {
      return;
    }

    return obj;
  };

  var shallowClone = function shallowClone(obj) {
    return Object.assign({}, obj);
  };

  var deepClone = function deepClone(value) {
    var newObj;
    Array.isArray(value) ? newObj = value : newObj = shallowClone(value);

    if (Array.isArray(newObj)) {
      newObj = JSON.parse(JSON.stringify(newObj));
      return newObj;
    } else {
      Object.keys(newObj).filter(function (k) {
        return _typeof(newObj[k]) === 'object';
      }).forEach(function (k) {
        return newObj[k] = deepClone(newObj[k]);
      });
      return newObj;
    }
  };

  var src = Object.freeze({
    fzo: fzo,
    deepClone: deepClone
  });

  return src;

})();
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