1 line
1.9 KiB
JSON
1 line
1.9 KiB
JSON
{"ast":null,"code":"import { Observable } from '../Observable';\nimport { Subscription } from '../Subscription';\nimport { refCount as higherOrderRefCount } from '../operators/refCount';\nimport { createOperatorSubscriber } from '../operators/OperatorSubscriber';\nimport { hasLift } from '../util/lift';\nexport class ConnectableObservable extends Observable {\n constructor(source, subjectFactory) {\n super();\n this.source = source;\n this.subjectFactory = subjectFactory;\n this._subject = null;\n this._refCount = 0;\n this._connection = null;\n if (hasLift(source)) {\n this.lift = source.lift;\n }\n }\n _subscribe(subscriber) {\n return this.getSubject().subscribe(subscriber);\n }\n getSubject() {\n const subject = this._subject;\n if (!subject || subject.isStopped) {\n this._subject = this.subjectFactory();\n }\n return this._subject;\n }\n _teardown() {\n this._refCount = 0;\n const {\n _connection\n } = this;\n this._subject = this._connection = null;\n _connection === null || _connection === void 0 ? void 0 : _connection.unsubscribe();\n }\n connect() {\n let connection = this._connection;\n if (!connection) {\n connection = this._connection = new Subscription();\n const subject = this.getSubject();\n connection.add(this.source.subscribe(createOperatorSubscriber(subject, undefined, () => {\n this._teardown();\n subject.complete();\n }, err => {\n this._teardown();\n subject.error(err);\n }, () => this._teardown())));\n if (connection.closed) {\n this._connection = null;\n connection = Subscription.EMPTY;\n }\n }\n return connection;\n }\n refCount() {\n return higherOrderRefCount()(this);\n }\n}\n//# sourceMappingURL=ConnectableObservable.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]} |