Make some properties optional

Typescript

Composes the built-in helpers rather than writing a second interface that will drift from the first.

type PartialBy<T, K extends keyof T> = Omit<T, K> & Partial<Pick<T, K>>;

type NewUser = PartialBy<User, 'id' | 'createdAt'>;

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TypeScript types utility-types chris

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