import { Primitive } from 'type-fest';
import { AnyObject } from '../types.js';
type Key = Array<string | number>;
type KeyType = Array<'string' | 'number'>;
type Value = Primitive;
type IndexedJson = Record<string, {
    key: Key;
    value: Value[];
    keyType: KeyType;
    valueType: Set<string>;
}>;
export interface IIndexJsonOptions {
    /**
     * If true, values sub-indexed within numeric keys will be attributed also to
     * the parent key.
     *
     * @example
     * ```ts
     * const json = {
     *   a: [
     *     {
     *       b: 1,
     *     },
     *     {
     *       b: 2,
     *     },
     *   ],
     * }
     *
     * indexJson(json, undefined, undefined, {flattenNumericKeys: true})
     *
     * // Result:
     * // {
     * //   'a.0.b': {
     * //     key: ['a', '0', 'b'],
     * //     value: [1],
     * //     keyType: ['string', 'number', 'string'],
     * //     valueType: new Set(['number']),
     * //   },
     * //   'a.1.b': {
     * //     key: ['a', '1', 'b'],
     * //     value: [2],
     * //     keyType: ['string', 'number', 'string'],
     * //     valueType: new Set(['number']),
     * //   },
     * //   "a.b": {
     * //     key: ['a', 'b'],
     * //     value: [1, 2],
     * //     keyType: ['string', 'string'],
     * //     valueType: new Set(['number']),
     * //   },
     * // }
     *
     * indexJson(json, undefined, undefined, {flattenNumericKeys: false})
     *
     * // Result:
     * // {
     * //   'a.0.b': {
     * //     key: ['a', '0', 'b'],
     * //     value: [1],
     * //     keyType: ['string', 'number', 'string'],
     * //     valueType: new Set(['number']),
     * //   },
     * //   'a.1.b': {
     * //     key: ['a', '1', 'b'],
     * //     value: [2],
     * //     keyType: ['string', 'number', 'string'],
     * //     valueType: new Set(['number']),
     * //   },
     * // }
     * ```
     * @default false
     */
    flattenNumericKeys?: boolean;
}
export declare function indexJson(json: AnyObject, options?: IIndexJsonOptions, __internal?: {
    parentKeyList: Array<Key>;
    indexed: IndexedJson;
}): IndexedJson;
export {};