import type { DispatchPipelineBatch, DispatchPipelineEnvelope, IContainer, IDispatchPipelineProcessor } from './interfaces/index.ts';
/**
 * Dispatch-pipeline processor that ensures each event has an `id`.
 *
 * Some components (e.g. `SagaEventHandler`) require `event.id` to correlate saga instances.
 * Put this processor early in the `eventDispatchPipeline` to auto-assign ids to events that don't have them.
 */
export declare class EventIdAugmentor implements IDispatchPipelineProcessor {
    #private;
    constructor({ identifierProvider }: Pick<IContainer, 'identifierProvider'>);
    process(batch: DispatchPipelineBatch<DispatchPipelineEnvelope>): Promise<readonly DispatchPipelineEnvelope[]>;
}