[Home](./index.md) > [@empathyco/x-components](./x-components.md) > [XPriorityBus](./x-components.xprioritybus.md) > [emit](./x-components.xprioritybus.emit.md) ## XPriorityBus.emit() method Emits an event. See [XBus.emit](./x-components.xbus.emit.md). **Signature:** ```typescript emit(event: SomeEvent, payload?: EventPayload, metadata?: SomeEventMetadata): Promise>; ``` ## Parameters

Parameter	Type	Description
event	SomeEvent	Event to be emitted.
payload	[EventPayload](./x-components.eventpayload.md)<SomeEvents, SomeEvent>	_(Optional)_ Event payload.
metadata	SomeEventMetadata	_(Optional)_ Extra event data.

**Returns:** Promise<[EmittedData](./x-components.emitteddata.md)<SomeEvents, SomeEvent, SomeEventMetadata>> A promise that is resolved the moment the event is emitted.