type Head<T extends string> = T extends `${infer First}.${string}` ? First : T;
type Tail<T extends string> = T extends `${string}.${infer Rest}` ? Rest : never;
export type DeepPick<T, K extends string> = T extends object ? {
    [P in Head<K> & keyof T]: T[P] extends readonly unknown[] ? DeepPick<T[P][number], Tail<Extract<K, `${P}.${string}`>>>[] : DeepPick<T[P], Tail<Extract<K, `${P}.${string}`>>>;
} : T;
export {};