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

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+import { Subscriber } from '../Subscriber';
+export function takeWhile(predicate, inclusive = false) {
+    return (source) => source.lift(new TakeWhileOperator(predicate, inclusive));
+}
+class TakeWhileOperator {
+    constructor(predicate, inclusive) {
+        this.predicate = predicate;
+        this.inclusive = inclusive;
+    }
+    call(subscriber, source) {
+        return source.subscribe(new TakeWhileSubscriber(subscriber, this.predicate, this.inclusive));
+    }
+}
+class TakeWhileSubscriber extends Subscriber {
+    constructor(destination, predicate, inclusive) {
+        super(destination);
+        this.predicate = predicate;
+        this.inclusive = inclusive;
+        this.index = 0;
+    }
+    _next(value) {
+        const destination = this.destination;
+        let result;
+        try {
+            result = this.predicate(value, this.index++);
+        }
+        catch (err) {
+            destination.error(err);
+            return;
+        }
+        this.nextOrComplete(value, result);
+    }
+    nextOrComplete(value, predicateResult) {
+        const destination = this.destination;
+        if (Boolean(predicateResult)) {
+            destination.next(value);
+        }
+        else {
+            if (this.inclusive) {
+                destination.next(value);
+            }
+            destination.complete();
+        }
+    }
+}
+//# sourceMappingURL=takeWhile.js.map