update

node_modules/rxjs/_esm2015/operators/isEmpty.js

@@ -0,0 +1,31 @@
+import { Subscriber } from '../Subscriber';
+export function isEmpty() {
+    return (source) => source.lift(new IsEmptyOperator());
+}
+class IsEmptyOperator {
+    call(observer, source) {
+        return source.subscribe(new IsEmptySubscriber(observer));
+    }
+}
+/**
+ * We need this JSDoc comment for affecting ESDoc.
+ * @ignore
+ * @extends {Ignored}
+ */
+class IsEmptySubscriber extends Subscriber {
+    constructor(destination) {
+        super(destination);
+    }
+    notifyComplete(isEmpty) {
+        const destination = this.destination;
+        destination.next(isEmpty);
+        destination.complete();
+    }
+    _next(value) {
+        this.notifyComplete(false);
+    }
+    _complete() {
+        this.notifyComplete(true);
+    }
+}
+//# sourceMappingURL=isEmpty.js.map