import { CascaderOption } from './types';
declare type SourceKeys = 'code' | 'name' | 'children';
declare type Options = Record<SourceKeys, string>;
declare class DivisionUtil<S = CascaderOption, O = CascaderOption> {
    private divisions;
    private cache;
    private sourceOptions;
    private outputOptions;
    constructor(list?: S[], options?: {
        source?: Partial<Options>;
        output?: Partial<Options>;
    });
    /**
     * 获取数据源
     */
    getSourceData: () => S[];
    /**
     * 获取省级别的数据
     */
    getProvinces: () => O[];
    _getCodes: (code: string) => string[];
    _getProvinceData: (code: string) => S;
    _formatDivision: (item: any) => {
        [x: string]: any;
    };
    /**
     * 获取指定省市区编码的下一级数据。若不指定，则获取省一级数据
     * @param code 省市区编码
     */
    getChildrenByCode: (code?: string) => O[];
    /**
     * 通过省市区编码获取省市区名称
     * @param code
     */
    getNameByCode: (code: string) => string;
    /**
     * 根据Code获取节点信息
     * @param code
     */
    getDivisionByCode: (code: string) => O | null;
}
export default DivisionUtil;