type IsTuple<T> = T extends readonly [infer A, ...(infer B)] ? true : false;
type MaybeTupleReturn<T> = IsTuple<T> extends true ? (T extends ReadonlyArray<infer U> ? U : never) : (T extends Array<infer U> ? U | undefined : never);
declare const sample: <X, T extends readonly X[]>(array: T) => MaybeTupleReturn<T>;
export { sample, };
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