ts-toolbelt/out/String/Join.d.ts

TypeScript's largest utility library

import { List } from '../List/List';
import { Literal } from './_Internal';
import { Cast } from '../Any/Cast';
/**
 * @hidden
 */
declare type _Join<T extends List, D extends string> = T extends [] ? '' : T extends [Literal] ? `${T[0]}` : T extends [Literal, ...infer R] ? `${T[0]}${D}${_Join<R, D>}` : string;
/**
 * Concat many literals together
 * @param T to concat
 * @param D to delimit
 */
export declare type Join<T extends List<Literal>, D extends string = ''> = _Join<T, D> extends infer X ? Cast<X, string> : never;
export {};