import type { PrototypeStruct } from '../index.js';
interface IsSuperset<T> {
    isSuperset(other: Set<T>): boolean;
}
export declare const isSuperset: PrototypeStruct;
declare global {
    interface Set<T> extends IsSuperset<T> {
    }
}
export {};
//# sourceMappingURL=is-superset.d.ts.map