ts-toolbelt
Version:
TypeScript's largest utility library
32 lines (31 loc) • 1.05 kB
TypeScript
import { Next } from '../Iteration/Next';
import { Prepend } from './Prepend';
import { IterationOf } from '../Iteration/IterationOf';
import { Iteration } from '../Iteration/Iteration';
import { Cast } from '../Any/Cast';
import { List } from './List';
import { Extends } from '../Any/Extends';
import { Pos } from '../Iteration/Pos';
/**
* @hidden
*/
declare type __Repeat<N extends number, A, L extends List = [], I extends Iteration = IterationOf<0>> = {
0: __Repeat<N, A, Prepend<L, A>, Next<I>>;
1: L;
}[Extends<Pos<I>, N>];
/**
* @hidden
*/
export declare type _Repeat<A extends any, N extends number, L extends List = []> = __Repeat<N, A, L> extends infer X ? Cast<X, List> : never;
/**
* Fill a [[List]] with `N` times `A`
* @param A to fill with
* @param N to repeat it
* @param L (?=`[]`) to be filled
* @returns [[List]]
* @example
* ```ts
* ```
*/
export declare type Repeat<A extends any, N extends number, L extends List = []> = N extends unknown ? L extends unknown ? _Repeat<A, N, L> : never : never;
export {};