import type { Nullish } from '@rhao/types-base';
import type { RequestOptions } from './options';
/**
 * request state
 */
export interface RequestState<TData, TParams extends unknown[] = unknown[]> {
    /**
     * 执行时的参数
     */
    params: TParams;
    /**
     * 执行后的数据
     */
    data: TData | Nullish;
    /**
     * 执行失败后的错误
     */
    error: (Error & {
        cause?: any;
    }) | Nullish;
    /**
     * 是否正在执行，多次执行仅会在初次和全部执行结束后触发更新
     */
    loading: boolean;
}
export declare function createState(options: RequestOptions<any, any[]>): RequestState<any, any[]>;