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Contents
import { Observable } from '../Observable';
import { Subscription } from '../Subscription';
import { Scheduler } from '../Scheduler';
import { TestMessage } from './TestMessage';
import { SubscriptionLog } from './SubscriptionLog';
import { SubscriptionLoggable } from './SubscriptionLoggable';
import { applyMixins } from '../util/applyMixins';
import { Subscriber } from '../Subscriber';
/**
* We need this JSDoc comment for affecting ESDoc.
* @ignore
* @extends {Ignored}
*/
export class ColdObservable<T> extends Observable<T> implements SubscriptionLoggable {
public subscriptions: SubscriptionLog[] = [];
scheduler: Scheduler;
logSubscribedFrame: () => number;
logUnsubscribedFrame: (index: number) => void;
constructor(public messages: TestMessage[],
scheduler: Scheduler) {
super(function (this: ColdObservable<T>, subscriber: Subscriber<any>) {
const observable: ColdObservable<T> = this;
const index = observable.logSubscribedFrame();
subscriber.add(new Subscription(() => {
observable.logUnsubscribedFrame(index);
}));
observable.scheduleMessages(subscriber);
return subscriber;
});
this.scheduler = scheduler;
}
scheduleMessages(subscriber: Subscriber<any>) {
const messagesLength = this.messages.length;
for (let i = 0; i < messagesLength; i++) {
const message = this.messages[i];
subscriber.add(
this.scheduler.schedule(({message, subscriber}) => { message.notification.observe(subscriber); },
message.frame,
{message, subscriber})
);
}
}
}
applyMixins(ColdObservable, [SubscriptionLoggable]);
Version data entries
49 entries across 49 versions & 4 rubygems