Repositorio del curso CCOM4030 el semestre B91 del proyecto Artesanías con el Instituto de Cultura

BehaviorSubject.js 2.0KB

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  1. "use strict";
  2. var __extends = (this && this.__extends) || (function () {
  3. var extendStatics = function (d, b) {
  4. extendStatics = Object.setPrototypeOf ||
  5. ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
  6. function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
  7. return extendStatics(d, b);
  8. }
  9. return function (d, b) {
  10. extendStatics(d, b);
  11. function __() { this.constructor = d; }
  12. d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
  13. };
  14. })();
  15. Object.defineProperty(exports, "__esModule", { value: true });
  16. var Subject_1 = require("./Subject");
  17. var ObjectUnsubscribedError_1 = require("./util/ObjectUnsubscribedError");
  18. var BehaviorSubject = (function (_super) {
  19. __extends(BehaviorSubject, _super);
  20. function BehaviorSubject(_value) {
  21. var _this = _super.call(this) || this;
  22. _this._value = _value;
  23. return _this;
  24. }
  25. Object.defineProperty(BehaviorSubject.prototype, "value", {
  26. get: function () {
  27. return this.getValue();
  28. },
  29. enumerable: true,
  30. configurable: true
  31. });
  32. BehaviorSubject.prototype._subscribe = function (subscriber) {
  33. var subscription = _super.prototype._subscribe.call(this, subscriber);
  34. if (subscription && !subscription.closed) {
  35. subscriber.next(this._value);
  36. }
  37. return subscription;
  38. };
  39. BehaviorSubject.prototype.getValue = function () {
  40. if (this.hasError) {
  41. throw this.thrownError;
  42. }
  43. else if (this.closed) {
  44. throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
  45. }
  46. else {
  47. return this._value;
  48. }
  49. };
  50. BehaviorSubject.prototype.next = function (value) {
  51. _super.prototype.next.call(this, this._value = value);
  52. };
  53. return BehaviorSubject;
  54. }(Subject_1.Subject));
  55. exports.BehaviorSubject = BehaviorSubject;
  56. //# sourceMappingURL=BehaviorSubject.js.map