moltres-utils/dist/data/isPlainObject.js

Utils for Moltres apps

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.default = void 0;

var _baseGetTag = _interopRequireDefault(require("./baseGetTag"));

var _isObjectLike = _interopRequireDefault(require("./isObjectLike"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

/**
 * Checks if `value` is a plain object, that is, an object created by the
 * `Object` constructor or one with a `[[Prototype]]` of `null`.
 *
 * @param {*} value The value to check.
 * @returns {boolean} Returns `true` if `value` is a plain object, else `false`.
 * @example
 *
 * function Foo() {
 *   this.a = 1
 * }
 *
 * isPlainObject(new Foo)
 * // => false
 *
 * isPlainObject([1, 2, 3])
 * // => false
 *
 * isPlainObject({ 'x': 0, 'y': 0 })
 * // => true
 *
 * isPlainObject(Object.create(null))
 * // => true
 */
const isPlainObject = value => {
  if (!(0, _isObjectLike.default)(value) || (0, _baseGetTag.default)(value) != '[object Object]') {
    return false;
  }

  if (Object.getPrototypeOf(value) === null) {
    return true;
  }

  let proto = value;

  while (Object.getPrototypeOf(proto) !== null) {
    proto = Object.getPrototypeOf(proto);
  }

  return Object.getPrototypeOf(value) === proto;
};

var _default = isPlainObject;
exports.default = _default;
//# sourceMappingURL=isPlainObject.js.map