LendAndRegret/node_modules/es-toolkit/dist/compat/object/mapKeys.d.ts
2026-05-02 17:27:43 +08:00

32 lines
1.4 KiB
TypeScript

import { ListIteratee } from '../_internal/ListIteratee.js';
import { ObjectIteratee } from '../_internal/ObjectIteratee.js';
/**
* Creates an object with the same values as `object` and keys generated by running each own enumerable string keyed property through `iteratee`.
*
* @template T
* @param {ArrayLike<T> | null | undefined} object - The object to iterate over.
* @param {ValueIteratee<T>} [iteratee] - The function invoked per iteration.
* @returns {Record<string, T>} - Returns the new mapped object.
*
* @example
* mapKeys([1, 2, 3], (value, index) => `key${index}`);
* // => { 'key0': 1, 'key1': 2, 'key2': 3 }
*/
declare function mapKeys<T>(object: ArrayLike<T> | null | undefined, iteratee?: ListIteratee<T>): Record<string, T>;
/**
* Creates an object with the same values as `object` and keys generated by running each own enumerable string keyed property through `iteratee`.
*
* @template T
* @param {T | null | undefined} object - The object to iterate over.
* @param {ValueIteratee<T[keyof T]>} [iteratee] - The function invoked per iteration.
* @returns {Record<string, T[keyof T]>} - Returns the new mapped object.
*
* @example
* mapKeys({ a: 1, b: 2 }, (value, key) => key + value);
* // => { 'a1': 1, 'b2': 2 }
*/
declare function mapKeys<T extends object>(object: T | null | undefined, iteratee?: ObjectIteratee<T>): Record<string, T[keyof T]>;
export { mapKeys };