import type { OutputEvent } from '../types';
import { type OmpRpcInboundFrame } from './rpc-protocol';
export interface OmpRpcEventState {
    lastAssistantText: string;
    lastAssistantThinking: string;
    lastToolId: string | null | undefined;
    normalizedBytes: number;
}
export declare function createOmpRpcEventState(): OmpRpcEventState;
/**
 * Normalize one decoded OMP RPC v2 event frame into zero or more OutputEvents. Control frames never
 * leak into log, attach, or ledger output.
 */
export declare function normalizeOmpRpcFrame(frame: OmpRpcInboundFrame, state: OmpRpcEventState): readonly OutputEvent[];
export { parseNormalizedOmpRpcEventLine } from './rpc-event-lines';
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