190 lines
7.4 KiB
JavaScript
190 lines
7.4 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var __values = (this && this.__values) || function(o) {
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var s = typeof Symbol === "function" && Symbol.iterator, m = s && o[s], i = 0;
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if (m) return m.call(o);
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if (o && typeof o.length === "number") return {
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next: function () {
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if (o && i >= o.length) o = void 0;
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return { value: o && o[i++], done: !o };
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}
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};
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throw new TypeError(s ? "Object is not iterable." : "Symbol.iterator is not defined.");
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.AnonymousSubject = exports.Subject = void 0;
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var Observable_1 = require("./Observable");
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var Subscription_1 = require("./Subscription");
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var ObjectUnsubscribedError_1 = require("./util/ObjectUnsubscribedError");
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var arrRemove_1 = require("./util/arrRemove");
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var errorContext_1 = require("./util/errorContext");
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var Subject = (function (_super) {
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__extends(Subject, _super);
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function Subject() {
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var _this = _super.call(this) || this;
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_this.closed = false;
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_this.currentObservers = null;
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_this.observers = [];
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_this.isStopped = false;
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_this.hasError = false;
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_this.thrownError = null;
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return _this;
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}
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Subject.prototype.lift = function (operator) {
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var subject = new AnonymousSubject(this, this);
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subject.operator = operator;
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return subject;
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};
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Subject.prototype._throwIfClosed = function () {
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if (this.closed) {
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throw new ObjectUnsubscribedError_1.ObjectUnsubscribedError();
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}
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};
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Subject.prototype.next = function (value) {
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var _this = this;
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errorContext_1.errorContext(function () {
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var e_1, _a;
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_this._throwIfClosed();
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if (!_this.isStopped) {
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if (!_this.currentObservers) {
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_this.currentObservers = Array.from(_this.observers);
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}
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try {
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for (var _b = __values(_this.currentObservers), _c = _b.next(); !_c.done; _c = _b.next()) {
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var observer = _c.value;
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observer.next(value);
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}
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}
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catch (e_1_1) { e_1 = { error: e_1_1 }; }
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finally {
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try {
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if (_c && !_c.done && (_a = _b.return)) _a.call(_b);
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}
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finally { if (e_1) throw e_1.error; }
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}
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}
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});
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};
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Subject.prototype.error = function (err) {
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var _this = this;
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errorContext_1.errorContext(function () {
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_this._throwIfClosed();
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if (!_this.isStopped) {
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_this.hasError = _this.isStopped = true;
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_this.thrownError = err;
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var observers = _this.observers;
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while (observers.length) {
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observers.shift().error(err);
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}
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}
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});
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};
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Subject.prototype.complete = function () {
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var _this = this;
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errorContext_1.errorContext(function () {
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_this._throwIfClosed();
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if (!_this.isStopped) {
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_this.isStopped = true;
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var observers = _this.observers;
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while (observers.length) {
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observers.shift().complete();
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}
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}
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});
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};
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Subject.prototype.unsubscribe = function () {
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this.isStopped = this.closed = true;
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this.observers = this.currentObservers = null;
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};
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Object.defineProperty(Subject.prototype, "observed", {
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get: function () {
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var _a;
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return ((_a = this.observers) === null || _a === void 0 ? void 0 : _a.length) > 0;
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},
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enumerable: false,
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configurable: true
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});
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Subject.prototype._trySubscribe = function (subscriber) {
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this._throwIfClosed();
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return _super.prototype._trySubscribe.call(this, subscriber);
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};
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Subject.prototype._subscribe = function (subscriber) {
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this._throwIfClosed();
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this._checkFinalizedStatuses(subscriber);
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return this._innerSubscribe(subscriber);
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};
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Subject.prototype._innerSubscribe = function (subscriber) {
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var _this = this;
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var _a = this, hasError = _a.hasError, isStopped = _a.isStopped, observers = _a.observers;
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if (hasError || isStopped) {
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return Subscription_1.EMPTY_SUBSCRIPTION;
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}
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this.currentObservers = null;
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observers.push(subscriber);
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return new Subscription_1.Subscription(function () {
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_this.currentObservers = null;
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arrRemove_1.arrRemove(observers, subscriber);
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});
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};
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Subject.prototype._checkFinalizedStatuses = function (subscriber) {
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var _a = this, hasError = _a.hasError, thrownError = _a.thrownError, isStopped = _a.isStopped;
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if (hasError) {
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subscriber.error(thrownError);
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}
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else if (isStopped) {
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subscriber.complete();
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}
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};
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Subject.prototype.asObservable = function () {
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var observable = new Observable_1.Observable();
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observable.source = this;
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return observable;
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};
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Subject.create = function (destination, source) {
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return new AnonymousSubject(destination, source);
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};
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return Subject;
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}(Observable_1.Observable));
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exports.Subject = Subject;
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var AnonymousSubject = (function (_super) {
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__extends(AnonymousSubject, _super);
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function AnonymousSubject(destination, source) {
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var _this = _super.call(this) || this;
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_this.destination = destination;
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_this.source = source;
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return _this;
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}
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AnonymousSubject.prototype.next = function (value) {
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var _a, _b;
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(_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.next) === null || _b === void 0 ? void 0 : _b.call(_a, value);
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};
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AnonymousSubject.prototype.error = function (err) {
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var _a, _b;
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(_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.error) === null || _b === void 0 ? void 0 : _b.call(_a, err);
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};
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AnonymousSubject.prototype.complete = function () {
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var _a, _b;
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(_b = (_a = this.destination) === null || _a === void 0 ? void 0 : _a.complete) === null || _b === void 0 ? void 0 : _b.call(_a);
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};
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AnonymousSubject.prototype._subscribe = function (subscriber) {
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var _a, _b;
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return (_b = (_a = this.source) === null || _a === void 0 ? void 0 : _a.subscribe(subscriber)) !== null && _b !== void 0 ? _b : Subscription_1.EMPTY_SUBSCRIPTION;
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};
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return AnonymousSubject;
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}(Subject));
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exports.AnonymousSubject = AnonymousSubject;
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//# sourceMappingURL=Subject.js.map
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