hugoWebsite/node_modules/rxjs/dist/esm5/internal/observable/ConnectableObservable.js

63 lines
2.4 KiB
JavaScript
Raw Normal View History

2022-10-29 00:20:35 +02:00
import { __extends } from "tslib";
import { Observable } from '../Observable';
import { Subscription } from '../Subscription';
import { refCount as higherOrderRefCount } from '../operators/refCount';
import { createOperatorSubscriber } from '../operators/OperatorSubscriber';
import { hasLift } from '../util/lift';
var ConnectableObservable = (function (_super) {
__extends(ConnectableObservable, _super);
function ConnectableObservable(source, subjectFactory) {
var _this = _super.call(this) || this;
_this.source = source;
_this.subjectFactory = subjectFactory;
_this._subject = null;
_this._refCount = 0;
_this._connection = null;
if (hasLift(source)) {
_this.lift = source.lift;
}
return _this;
}
ConnectableObservable.prototype._subscribe = function (subscriber) {
return this.getSubject().subscribe(subscriber);
};
ConnectableObservable.prototype.getSubject = function () {
var subject = this._subject;
if (!subject || subject.isStopped) {
this._subject = this.subjectFactory();
}
return this._subject;
};
ConnectableObservable.prototype._teardown = function () {
this._refCount = 0;
var _connection = this._connection;
this._subject = this._connection = null;
_connection === null || _connection === void 0 ? void 0 : _connection.unsubscribe();
};
ConnectableObservable.prototype.connect = function () {
var _this = this;
var connection = this._connection;
if (!connection) {
connection = this._connection = new Subscription();
var subject_1 = this.getSubject();
connection.add(this.source.subscribe(createOperatorSubscriber(subject_1, undefined, function () {
_this._teardown();
subject_1.complete();
}, function (err) {
_this._teardown();
subject_1.error(err);
}, function () { return _this._teardown(); })));
if (connection.closed) {
this._connection = null;
connection = Subscription.EMPTY;
}
}
return connection;
};
ConnectableObservable.prototype.refCount = function () {
return higherOrderRefCount()(this);
};
return ConnectableObservable;
}(Observable));
export { ConnectableObservable };
//# sourceMappingURL=ConnectableObservable.js.map