159 lines
5.3 KiB
JavaScript
159 lines
5.3 KiB
JavaScript
/** PURE_IMPORTS_START tslib,_Observable,_Subscriber,_Subscription,_util_ObjectUnsubscribedError,_SubjectSubscription,_internal_symbol_rxSubscriber PURE_IMPORTS_END */
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import * as tslib_1 from "tslib";
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import { Observable } from './Observable';
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import { Subscriber } from './Subscriber';
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import { Subscription } from './Subscription';
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import { ObjectUnsubscribedError } from './util/ObjectUnsubscribedError';
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import { SubjectSubscription } from './SubjectSubscription';
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import { rxSubscriber as rxSubscriberSymbol } from '../internal/symbol/rxSubscriber';
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var SubjectSubscriber = /*@__PURE__*/ (function (_super) {
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tslib_1.__extends(SubjectSubscriber, _super);
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function SubjectSubscriber(destination) {
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var _this = _super.call(this, destination) || this;
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_this.destination = destination;
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return _this;
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}
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return SubjectSubscriber;
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}(Subscriber));
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export { SubjectSubscriber };
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var Subject = /*@__PURE__*/ (function (_super) {
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tslib_1.__extends(Subject, _super);
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function Subject() {
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var _this = _super.call(this) || this;
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_this.observers = [];
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_this.closed = false;
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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[rxSubscriberSymbol] = function () {
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return new SubjectSubscriber(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.next = function (value) {
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if (this.closed) {
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throw new ObjectUnsubscribedError();
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}
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if (!this.isStopped) {
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var observers = this.observers;
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var len = observers.length;
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var copy = observers.slice();
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for (var i = 0; i < len; i++) {
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copy[i].next(value);
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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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if (this.closed) {
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throw new ObjectUnsubscribedError();
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}
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this.hasError = true;
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this.thrownError = err;
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this.isStopped = true;
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var observers = this.observers;
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var len = observers.length;
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var copy = observers.slice();
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for (var i = 0; i < len; i++) {
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copy[i].error(err);
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}
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this.observers.length = 0;
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};
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Subject.prototype.complete = function () {
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if (this.closed) {
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throw new ObjectUnsubscribedError();
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}
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this.isStopped = true;
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var observers = this.observers;
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var len = observers.length;
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var copy = observers.slice();
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for (var i = 0; i < len; i++) {
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copy[i].complete();
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}
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this.observers.length = 0;
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};
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Subject.prototype.unsubscribe = function () {
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this.isStopped = true;
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this.closed = true;
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this.observers = null;
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};
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Subject.prototype._trySubscribe = function (subscriber) {
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if (this.closed) {
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throw new ObjectUnsubscribedError();
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}
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else {
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return _super.prototype._trySubscribe.call(this, subscriber);
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}
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};
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Subject.prototype._subscribe = function (subscriber) {
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if (this.closed) {
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throw new ObjectUnsubscribedError();
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}
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else if (this.hasError) {
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subscriber.error(this.thrownError);
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return Subscription.EMPTY;
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}
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else if (this.isStopped) {
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subscriber.complete();
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return Subscription.EMPTY;
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}
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else {
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this.observers.push(subscriber);
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return new SubjectSubscription(this, subscriber);
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}
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};
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Subject.prototype.asObservable = function () {
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var observable = new 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));
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export { Subject };
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var AnonymousSubject = /*@__PURE__*/ (function (_super) {
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tslib_1.__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 destination = this.destination;
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if (destination && destination.next) {
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destination.next(value);
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}
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};
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AnonymousSubject.prototype.error = function (err) {
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var destination = this.destination;
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if (destination && destination.error) {
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this.destination.error(err);
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}
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};
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AnonymousSubject.prototype.complete = function () {
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var destination = this.destination;
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if (destination && destination.complete) {
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this.destination.complete();
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}
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};
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AnonymousSubject.prototype._subscribe = function (subscriber) {
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var source = this.source;
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if (source) {
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return this.source.subscribe(subscriber);
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}
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else {
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return Subscription.EMPTY;
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}
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};
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return AnonymousSubject;
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}(Subject));
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export { AnonymousSubject };
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//# sourceMappingURL=Subject.js.map
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