export type SummaryStreamChunk = {
    streamed: string;
    prevStreamed: string;
    appended: string;
};
export type SummaryStreamHandler = {
    onChunk: (chunk: SummaryStreamChunk) => boolean | Promise<boolean>;
    onDone?: ((finalText: string) => boolean | Promise<boolean>) | null;
    onReset: () => void | Promise<void>;
};
