import { ComputeRaw } from '../Any/Compute';
import { Keys } from '../Any/Keys';
import { OptionalFlat } from '../Object/Optional';
import { Record } from '../Object/Record';
/**
 * @hidden
 */
declare type _Strict<U, _U = U> = U extends unknown ? U & OptionalFlat<Record<Exclude<Keys<_U>, keyof U>, never>> : never;
/**
 * Make a [[Union]] not allow excess properties (https://github.com/Microsoft/TypeScript/issues/20863)
 * @param U to make strict
 * @returns [[Union]]
 * @example
 * ```ts
 * ```
 */
export declare type Strict<U extends object> = ComputeRaw<_Strict<U>>;
export {};