krotovic

declare type DeepPartial<T, K extends keyof T = keyof T> = { [P in K]?: DeepPartial<T[P]> };

// this includes support for already optional fields
declare type DeepPartial<T> = {
  [K in keyof T]?: T[K] extends infer R | undefined ? (R extends object ? DeepPartial<R> : R) : T[K];
};