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EventEmitterTransport

@totemsdk/pubsub-transport

@totemsdk/pubsub-transport / EventEmitterTransport

Class: EventEmitterTransport

In-process pub/sub transport backed by a Node.js EventEmitter. Useful for wiring together components in the same process without a broker.

Two EventEmitterTransport instances sharing the same bus EventEmitter form a bidirectional pub/sub channel: what one publishes, the other receives.

Implements​

Constructors​

Constructor​

new EventEmitterTransport(bus?): EventEmitterTransport

Parameters​

bus?​

EventEmitter<DefaultEventMap>

Returns​

EventEmitterTransport

Accessors​

bus​

Get Signature​

get bus(): EventEmitter

Returns​

EventEmitter

Methods​

connect()​

connect(): Promise<void>

Returns​

Promise<void>

Implementation of​

IPubSubTransport.connect

disconnect()​

disconnect(): Promise<void>

Returns​

Promise<void>

Implementation of​

IPubSubTransport.disconnect

onMessage()​

onMessage(handler): () => void

Parameters​

handler​

(message) => void

Returns​

() => void

Implementation of​

IPubSubTransport.onMessage

publish()​

publish(topic, payload): Promise<void>

Parameters​

topic​

string

payload​

string | Uint8Array<ArrayBufferLike>

Returns​

Promise<void>

Implementation of​

IPubSubTransport.publish

subscribe()​

subscribe(topic): Promise<PubSubSubscription>

Parameters​

topic​

string

Returns​

Promise<PubSubSubscription>

Implementation of​

IPubSubTransport.subscribe