shineout/esm/utils/clone.js

A components library for React

function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
import { isArray, isDate, isMap, isSet, isRegexp, isMergeable, isError } from "./is";
// eslint-disable-next-line
var cloneArray = function cloneArray(source) {
  return Array.from(source, function (x) {
    return deepClone(x);
  });
};
var cloneObject = function cloneObject(source) {
  var specialKeys = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : [];
  var target = Object.create(Object.getPrototypeOf(source));
  /* File or Response (non-serializable data) will throw error */
  try {
    // eslint-disable-next-line guard-for-in
    for (var key in target) {
      target[key] = target[key];
    }
  } catch (e) {
    console.error('[shineout] should not pass non-serializable data', source);
    console.error(e);
    target = {};
  }
  ;
  [].concat(_toConsumableArray(specialKeys), _toConsumableArray(Object.keys(source))).forEach(function (k) {
    // eslint-disable-next-line
    target[k] = deepClone(source[k]);
  });
  return target;
};
export var fastClone = function fastClone(obj) {
  return JSON.parse(JSON.stringify(obj));
};
export var shallowClone = function shallowClone(val) {
  if (!val) return val;
  if (isDate(val)) return new Date(val);
  if (isMap(val)) return new Map(val);
  if (isSet(val)) return new Set(val);
  if (isRegexp(val)) return new RegExp(val);
  if (isError(val)) return cloneObject(val, ['message']);
  return val;
};
export var deepClone = function deepClone(source) {
  if (isArray(source)) return cloneArray(source);
  if (isMergeable(source)) return cloneObject(source);
  return shallowClone(source);
};