init

node_modules/rxjs/_esm2015/internal/operators/exhaust.js

@@ -0,0 +1,35 @@
+import { SimpleOuterSubscriber, innerSubscribe, SimpleInnerSubscriber } from '../innerSubscribe';
+export function exhaust() {
+    return (source) => source.lift(new SwitchFirstOperator());
+}
+class SwitchFirstOperator {
+    call(subscriber, source) {
+        return source.subscribe(new SwitchFirstSubscriber(subscriber));
+    }
+}
+class SwitchFirstSubscriber extends SimpleOuterSubscriber {
+    constructor(destination) {
+        super(destination);
+        this.hasCompleted = false;
+        this.hasSubscription = false;
+    }
+    _next(value) {
+        if (!this.hasSubscription) {
+            this.hasSubscription = true;
+            this.add(innerSubscribe(value, new SimpleInnerSubscriber(this)));
+        }
+    }
+    _complete() {
+        this.hasCompleted = true;
+        if (!this.hasSubscription) {
+            this.destination.complete();
+        }
+    }
+    notifyComplete() {
+        this.hasSubscription = false;
+        if (this.hasCompleted) {
+            this.destination.complete();
+        }
+    }
+}
+//# sourceMappingURL=exhaust.js.map