import type { PrototypeStruct } from '../index.js';
interface IsWeakSet {
    isWeakSet(x: any): boolean;
}
export declare const isWeakSet: PrototypeStruct;
declare global {
    interface WeakSetConstructor extends IsWeakSet {
    }
}
export {};
//# sourceMappingURL=is-weak-set.d.ts.map