initial commit: scaffolding

1 files changed, 43 insertions, 0 deletions

diff --git a/node_modules/rxjs/dist/esm/internal/operators/debounceTime.js b/node_modules/rxjs/dist/esm/internal/operators/debounceTime.js
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index 0000000..28c058a
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+++ b/node_modules/rxjs/dist/esm/internal/operators/debounceTime.js
@@ -0,0 +1,43 @@
+import { asyncScheduler } from '../scheduler/async';
+import { operate } from '../util/lift';
+import { createOperatorSubscriber } from './OperatorSubscriber';
+export function debounceTime(dueTime, scheduler = asyncScheduler) {
+    return operate((source, subscriber) => {
+        let activeTask = null;
+        let lastValue = null;
+        let lastTime = null;
+        const emit = () => {
+            if (activeTask) {
+                activeTask.unsubscribe();
+                activeTask = null;
+                const value = lastValue;
+                lastValue = null;
+                subscriber.next(value);
+            }
+        };
+        function emitWhenIdle() {
+            const targetTime = lastTime + dueTime;
+            const now = scheduler.now();
+            if (now < targetTime) {
+                activeTask = this.schedule(undefined, targetTime - now);
+                subscriber.add(activeTask);
+                return;
+            }
+            emit();
+        }
+        source.subscribe(createOperatorSubscriber(subscriber, (value) => {
+            lastValue = value;
+            lastTime = scheduler.now();
+            if (!activeTask) {
+                activeTask = scheduler.schedule(emitWhenIdle, dueTime);
+                subscriber.add(activeTask);
+            }
+        }, () => {
+            emit();
+            subscriber.complete();
+        }, undefined, () => {
+            lastValue = activeTask = null;
+        }));
+    });
+}
+//# sourceMappingURL=debounceTime.js.map
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