Interface ProviderEventEmitter<E, AdditionalContext>

Event emitter to be optionally implemented by providers. Implemented by

See

OpenFeatureEventEmitter.

interface ProviderEventEmitter<E, AdditionalContext> {
    addHandler(eventType: AnyProviderEvent, handler: EventHandler<ProviderEvents | ClientProviderEvents>): void;
    emit(eventType: E, context?: EventContext<Record<string, unknown>, (ServerProviderEvents | ClientProviderEvents)>): void;
    getHandlers(eventType: AnyProviderEvent): EventHandler<ProviderEvents | ClientProviderEvents>[];
    removeAllHandlers(eventType?: AnyProviderEvent): void;
    removeHandler(eventType: AnyProviderEvent, handler: EventHandler<ProviderEvents | ClientProviderEvents>): void;
    setLogger(logger: Logger): ProviderEventEmitter<E, AdditionalContext>;
}

Type Parameters

E extends AnyProviderEvent
AdditionalContext extends Record<string, unknown> = Record<string, unknown>

Hierarchy (view full)

ManageLogger<ProviderEventEmitter<E, AdditionalContext>>
- ProviderEventEmitter

Implemented by

GenericEventEmitter

Index

Methods

addHandler emit getHandlers removeAllHandlers removeHandler setLogger

Methods

addHandler

addHandler(eventType, handler): void
Parameters
- eventType: AnyProviderEvent
- handler: EventHandler<ProviderEvents | ClientProviderEvents>
Returns void
- Defined in packages/shared/src/events/provider-event-emitter.ts:15

emit

emit(eventType, context?): void
Parameters
- eventType: E
- Optionalcontext: EventContext<Record<string, unknown>, (ServerProviderEvents | ClientProviderEvents)>
Returns void
- Defined in packages/shared/src/events/provider-event-emitter.ts:13

getHandlers

getHandlers(eventType): EventHandler<ProviderEvents | ClientProviderEvents>[]
Parameters
- eventType: AnyProviderEvent
Returns EventHandler<ProviderEvents | ClientProviderEvents>[]
- Defined in packages/shared/src/events/provider-event-emitter.ts:21

removeAllHandlers

removeAllHandlers(eventType?): void
Parameters
- OptionaleventType: AnyProviderEvent
Returns void
- Defined in packages/shared/src/events/provider-event-emitter.ts:19

removeHandler

removeHandler(eventType, handler): void
Parameters
- eventType: AnyProviderEvent
- handler: EventHandler<ProviderEvents | ClientProviderEvents>
Returns void
- Defined in packages/shared/src/events/provider-event-emitter.ts:17

setLogger

setLogger(logger): ProviderEventEmitter<E, AdditionalContext>
Sets a logger on this receiver. This logger supersedes to the global logger and is passed to various components in the SDK. The logger configured on the global API object will be used for all evaluations, unless overridden in a particular client.
Parameters
- logger: Logger
  The logger to be used
Returns ProviderEventEmitter<E, AdditionalContext>
The receiver (this object)
Inherited from ManageLogger.setLogger
- Defined in packages/shared/src/logger/logger.ts:21