core.subscriptionemitter | Medplum

SubscriptionEmitter class

An EventTarget that emits events when new subscription notifications come in over WebSockets.

connect - A new subscription is connected to the SubscriptionManager and message events for this subscription can be expected.
disconnect - The specified subscription is no longer being monitored by the SubscriptionManager.
error - An error has occurred.
message - A message containing a notification Bundle has been received.
open - The WebSocket has been opened.
close - The WebSocket has been closed.
heartbeat - A heartbeat message has been received.

Signature:

export declare class SubscriptionEmitter extends TypedEventTarget<SubscriptionEventMap>

Extends: TypedEventTarget < SubscriptionEventMap >

Constructor	Modifiers	Description
(constructor)(criteria)		Constructs a new instance of the `SubscriptionEmitter` class

Method	Modifiers	Description
getCriteria()