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- {"ast":null,"code":"import { Subscriber } from '../Subscriber';\nexport function isEmpty() {\n return source => source.lift(new IsEmptyOperator());\n}\nclass IsEmptyOperator {\n call(observer, source) {\n return source.subscribe(new IsEmptySubscriber(observer));\n }\n}\nclass IsEmptySubscriber extends Subscriber {\n constructor(destination) {\n super(destination);\n }\n notifyComplete(isEmpty) {\n const destination = this.destination;\n destination.next(isEmpty);\n destination.complete();\n }\n _next(value) {\n this.notifyComplete(false);\n }\n _complete() {\n this.notifyComplete(true);\n }\n}\n//# sourceMappingURL=isEmpty.js.map","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]}
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