Add web front-end and fix API issues

node_modules/rxjs/dist/esm/internal/operators/audit.js

@@ -0,0 +1,37 @@
+import { operate } from '../util/lift';
+import { innerFrom } from '../observable/innerFrom';
+import { createOperatorSubscriber } from './OperatorSubscriber';
+export function audit(durationSelector) {
+    return operate((source, subscriber) => {
+        let hasValue = false;
+        let lastValue = null;
+        let durationSubscriber = null;
+        let isComplete = false;
+        const endDuration = () => {
+            durationSubscriber === null || durationSubscriber === void 0 ? void 0 : durationSubscriber.unsubscribe();
+            durationSubscriber = null;
+            if (hasValue) {
+                hasValue = false;
+                const value = lastValue;
+                lastValue = null;
+                subscriber.next(value);
+            }
+            isComplete && subscriber.complete();
+        };
+        const cleanupDuration = () => {
+            durationSubscriber = null;
+            isComplete && subscriber.complete();
+        };
+        source.subscribe(createOperatorSubscriber(subscriber, (value) => {
+            hasValue = true;
+            lastValue = value;
+            if (!durationSubscriber) {
+                innerFrom(durationSelector(value)).subscribe((durationSubscriber = createOperatorSubscriber(subscriber, endDuration, cleanupDuration)));
+            }
+        }, () => {
+            isComplete = true;
+            (!hasValue || !durationSubscriber || durationSubscriber.closed) && subscriber.complete();
+        }));
+    });
+}
+//# sourceMappingURL=audit.js.map