@nerdware/ddb-single-table/dist/esm/types/FixPartialUndefined.d.ts

A schema-based DynamoDB modeling tool, high-level API, and type-generator built to supercharge single-table designs!⚡

import type { Simplify, RequiredKeysOf, OptionalKeysOf } from "type-fest";
/**
 * This generic "fixes" the provided object's field partiality as follows:
 *
 * - Required fields have `undefined` removed.
 * - Optional fields are unioned with `undefined` to ensure the resultant type
 *   works regardless of whether `exactOptionalPropertyTypes` is enabled or not.
 */
export type FixPartialUndefined<T extends object> = Simplify<{
    [Key in RequiredKeysOf<T>]-?: Key extends keyof T ? Exclude<T[Key], undefined> : never;
} & {
    [Key in OptionalKeysOf<T>]+?: Key extends keyof T ? Exclude<T[Key], undefined> | undefined : never;
}>;
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