import { innerFrom } from '../observable/innerFrom';
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import { Subject } from '../Subject';
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import { operate } from '../util/lift';
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import { createOperatorSubscriber } from './OperatorSubscriber';
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export function retryWhen(notifier) {
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return operate((source, subscriber) => {
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let innerSub;
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let syncResub = false;
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let errors$;
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const subscribeForRetryWhen = () => {
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innerSub = source.subscribe(createOperatorSubscriber(subscriber, undefined, undefined, (err) => {
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if (!errors$) {
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errors$ = new Subject();
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innerFrom(notifier(errors$)).subscribe(createOperatorSubscriber(subscriber, () => innerSub ? subscribeForRetryWhen() : (syncResub = true)));
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}
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if (errors$) {
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errors$.next(err);
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}
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}));
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if (syncResub) {
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innerSub.unsubscribe();
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innerSub = null;
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syncResub = false;
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subscribeForRetryWhen();
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}
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};
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subscribeForRetryWhen();
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});
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}
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//# sourceMappingURL=retryWhen.js.map
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