/** * General-purpose, TypeScript utility types. */ /** {@link Pick} only properties that evaluate to `never`. */ export type PickNevers = { [K in keyof T as T[K] extends never ? K : never]: T[K]; }; /** {@link Omit} all properties that evaluate to `never`. */ export type NeverNever = { [K in keyof T as T[K] extends never ? never : K]: T[K]; };