nestjs-i18n
Version:
The i18n module for Nest.
8 lines (7 loc) • 666 B
TypeScript
type PathKeyOf<T> = T extends any[] ? Exclude<Extract<keyof T, string>, keyof any[]> : Extract<keyof T, string>;
export type Path<T, Depth extends 1[] = []> = [T] extends [Record<string, any>] ? {
[K in PathKeyOf<T>]: 0 extends 1 & T[K] ? never : [T[K]] extends [Record<string, any>] ? Depth['length'] extends 8 ? K : K | `${K}.${Path<T[K], [...Depth, 1]>}` : K;
}[PathKeyOf<T>] : never;
export type PathValue<T, P extends string> = P extends `${infer Key}.${infer Rest}` ? Key extends keyof T ? PathValue<T[Key], Rest> : never : P extends keyof T ? T[P] : never;
export type IfAnyOrNever<T, Y, N> = 0 extends 1 & T ? Y : [T] extends [never] ? Y : N;
export {};