import type { UpdateRequest } from '../updates.ts';
import type { EngineInternals } from './internals.ts';
export type BroadcastCallbacks = {
    dispatchEvent: (event: Event) => boolean;
};
export declare function forwardEventToHandle(internals: EngineInternals, workflowId: string, event: Event, _callbacks: BroadcastCallbacks): void;
export declare function dispatchPendingUpdateReceived(internals: EngineInternals, workflowId: string, updateName: string, updateRequest: UpdateRequest, callbacks: BroadcastCallbacks): void;
export declare function broadcast(internals: EngineInternals, message: Record<string, unknown>, _callbacks: BroadcastCallbacks): void;