airopt-manager/adi-ui/.pnpm-store/v10/files/ab/239343559c519fc419dd7b4ba295719628040fd15191fa762d869ebc927d6abddb08d3a823f2f69a161e9e9c39cba11fad795feabe6f0dbf0c874dfbcf2590

import { Subscriber } from '../Subscriber';
import { rxSubscriber as rxSubscriberSymbol } from '../symbol/rxSubscriber';
import { empty as emptyObserver } from '../Observer';
import { PartialObserver } from '../types';

export function toSubscriber<T>(
  nextOrObserver?: PartialObserver<T> | ((value: T) => void),
  error?: (error: any) => void,
  complete?: () => void): Subscriber<T> {

  if (nextOrObserver) {
    if (nextOrObserver instanceof Subscriber) {
      return (<Subscriber<T>> nextOrObserver);
    }

    if (nextOrObserver[rxSubscriberSymbol]) {
      return nextOrObserver[rxSubscriberSymbol]();
    }
  }

  if (!nextOrObserver && !error && !complete) {
    return new Subscriber(emptyObserver);
  }

  return new Subscriber(nextOrObserver, error, complete);
}