ts-toolbelt
Version:
TypeScript's largest utility library
13 lines (12 loc) • 348 B
TypeScript
import { UndefinableKeys as OUndefinableKeys } from '../Object/UndefinableKeys';
import { ObjectOf } from './ObjectOf';
import { List } from './List';
/**
* Get the keys of `L` that are `undefined`
* @param L
* @returns [[Key]]
* @example
* ```ts
* ```
*/
export declare type UndefinableKeys<L extends List> = OUndefinableKeys<ObjectOf<L>>;