om/node_modules/rxjs/_esm2015/internal/operators/observeOn.js

import { Subscriber } from '../Subscriber';
import { Notification } from '../Notification';
export function observeOn(scheduler, delay = 0) {
    return function observeOnOperatorFunction(source) {
        return source.lift(new ObserveOnOperator(scheduler, delay));
    };
}
export class ObserveOnOperator {
    constructor(scheduler, delay = 0) {
        this.scheduler = scheduler;
        this.delay = delay;
    }
    call(subscriber, source) {
        return source.subscribe(new ObserveOnSubscriber(subscriber, this.scheduler, this.delay));
    }
}
export class ObserveOnSubscriber extends Subscriber {
    constructor(destination, scheduler, delay = 0) {
        super(destination);
        this.scheduler = scheduler;
        this.delay = delay;
    }
    static dispatch(arg) {
        const { notification, destination } = arg;
        notification.observe(destination);
        this.unsubscribe();
    }
    scheduleMessage(notification) {
        const destination = this.destination;
        destination.add(this.scheduler.schedule(ObserveOnSubscriber.dispatch, this.delay, new ObserveOnMessage(notification, this.destination)));
    }
    _next(value) {
        this.scheduleMessage(Notification.createNext(value));
    }
    _error(err) {
        this.scheduleMessage(Notification.createError(err));
        this.unsubscribe();
    }
    _complete() {
        this.scheduleMessage(Notification.createComplete());
        this.unsubscribe();
    }
}
export class ObserveOnMessage {
    constructor(notification, destination) {
        this.notification = notification;
        this.destination = destination;
    }
}
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