import { RenderMessage } from "../LangGraphClient.js";
import { LangGraphClient } from "../LangGraphClient.js";
export type DeepPartial<T> = {
    [P in keyof T]?: T[P] extends object ? DeepPartial<T[P]> : T[P];
};
export declare class ToolRenderData<I, D> {
    message: RenderMessage;
    client: LangGraphClient;
    constructor(message: RenderMessage, client: LangGraphClient);
    get state(): "idle" | "done" | "loading";
    get input(): I | null;
    get output(): string;
    getJSONOutput(): D;
    /** 如果解析失败，则返回 null */
    getJSONOutputSafe(): D | null;
    getInputRepaired(): DeepPartial<I>;
    response(data: D): void;
}