@buka/nestjs-type-helper/dist/esm/src/types/exclude-opt.d.ts

An easy to use nestjs config module

import { Opt } from '@mikro-orm/core';
export type ExcludeDefinedOpt<T> = T extends infer E & Opt ? E : T;
export type ExcludeOpt<T> = ExcludeDefinedOpt<Exclude<T, undefined>>;