equals.js 1.7 KB

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  1. "use strict";
  2. Object.defineProperty(exports, "__esModule", {
  3. value: true
  4. });
  5. exports.default = equals;
  6. var _ParseACL = _interopRequireDefault(require("./ParseACL"));
  7. var _ParseFile = _interopRequireDefault(require("./ParseFile"));
  8. var _ParseGeoPoint = _interopRequireDefault(require("./ParseGeoPoint"));
  9. var _ParseObject = _interopRequireDefault(require("./ParseObject"));
  10. function _interopRequireDefault(obj) {
  11. return obj && obj.__esModule ? obj : {
  12. default: obj
  13. };
  14. }
  15. function equals(a, b) {
  16. const toString = Object.prototype.toString;
  17. if (toString.call(a) === '[object Date]' || toString.call(b) === '[object Date]') {
  18. const dateA = new Date(a);
  19. const dateB = new Date(b);
  20. return +dateA === +dateB;
  21. }
  22. if (typeof a !== typeof b) {
  23. return false;
  24. }
  25. if (!a || typeof a !== 'object') {
  26. // a is a primitive
  27. return a === b;
  28. }
  29. if (Array.isArray(a) || Array.isArray(b)) {
  30. if (!Array.isArray(a) || !Array.isArray(b)) {
  31. return false;
  32. }
  33. if (a.length !== b.length) {
  34. return false;
  35. }
  36. for (let i = a.length; i--;) {
  37. if (!equals(a[i], b[i])) {
  38. return false;
  39. }
  40. }
  41. return true;
  42. }
  43. if (a instanceof _ParseACL.default || a instanceof _ParseFile.default || a instanceof _ParseGeoPoint.default || a instanceof _ParseObject.default) {
  44. return a.equals(b);
  45. }
  46. if (b instanceof _ParseObject.default) {
  47. if (a.__type === 'Object' || a.__type === 'Pointer') {
  48. return a.objectId === b.id && a.className === b.className;
  49. }
  50. }
  51. if (Object.keys(a).length !== Object.keys(b).length) {
  52. return false;
  53. }
  54. for (const k in a) {
  55. if (!equals(a[k], b[k])) {
  56. return false;
  57. }
  58. }
  59. return true;
  60. }