/**
 * An interface for a JavaScript object that
 * acts a dictionary. The keys are strings.
 */
export type IStringDictionary<V> = Record<string, V>;
export declare function diffSets<T>(before: ReadonlySet<T>, after: ReadonlySet<T>): {
    removed: T[];
    added: T[];
};
/**
 * Computes the intersection of two sets.
 *
 * @param setA - The first set.
 * @param setB - The second iterable.
 * @returns A new set containing the elements that are in both `setA` and `setB`.
 */
export declare function intersection<T>(setA: Set<T>, setB: Iterable<T>): Set<T>;