singleWithNotifications

Alternative: singleN

Types

function singleWithNotifications<GValue>(
  value: GValue,
): IObservable<GValue>

Definition

Creates an Observable, which on subscribe, will emit value in a next Notification, and then will emit a complete Notification.

It is somehow equivalent of a Promise.resolve.

Diagram

Examples

Example 1

const subscribe = singleWithNotifications(3);

subscribe((notification) => {
  console.log(notification.name, notification.value);
});

Output:

'next', 1
'complete', undefined

Example 2

const subscribe = singleWithNotifications(3);

toPromiseLast(subscribe)
  .then((value: number) => {
    console.log(value);
  });

Output:

3