parse/lib/browser/equals.js

Parse JavaScript SDK

"use strict";

var _Object$defineProperty = require("@babel/runtime-corejs3/core-js-stable/object/define-property");
var _interopRequireDefault = require("@babel/runtime-corejs3/helpers/interopRequireDefault");
_Object$defineProperty(exports, "__esModule", {
  value: true
});
exports.default = equals;
var _isArray = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/array/is-array"));
var _keys = _interopRequireDefault(require("@babel/runtime-corejs3/core-js-stable/object/keys"));
var _CoreManager = _interopRequireDefault(require("./CoreManager"));
var _ParseACL = _interopRequireDefault(require("./ParseACL"));
var _ParseFile = _interopRequireDefault(require("./ParseFile"));
var _ParseGeoPoint = _interopRequireDefault(require("./ParseGeoPoint"));
function equals(a, b) {
  const toString = Object.prototype.toString;
  if (toString.call(a) === '[object Date]' || toString.call(b) === '[object Date]') {
    const dateA = new Date(a);
    const dateB = new Date(b);
    return +dateA === +dateB;
  }
  if (typeof a !== typeof b) {
    return false;
  }
  if (!a || typeof a !== 'object') {
    // a is a primitive
    return a === b;
  }
  if ((0, _isArray.default)(a) || (0, _isArray.default)(b)) {
    if (!(0, _isArray.default)(a) || !(0, _isArray.default)(b)) {
      return false;
    }
    if (a.length !== b.length) {
      return false;
    }
    for (let i = 0; i < a.length; i += 1) {
      if (!equals(a[i], b[i])) {
        return false;
      }
    }
    return true;
  }
  const ParseObject = _CoreManager.default.getParseObject();
  if (a instanceof _ParseACL.default || a instanceof _ParseFile.default || a instanceof _ParseGeoPoint.default || a instanceof ParseObject) {
    return a.equals(b);
  }
  if (b instanceof ParseObject) {
    if (a.__type === 'Object' || a.__type === 'Pointer') {
      return a.objectId === b.id && a.className === b.className;
    }
  }
  if ((0, _keys.default)(a).length !== (0, _keys.default)(b).length) {
    return false;
  }
  for (const k in a) {
    if (!equals(a[k], b[k])) {
      return false;
    }
  }
  return true;
}