import { gc } from "./gc.js";
import { FinalizationGroup, WeakRef } from "../weakrefs.js";
declare class FinalizationGroupNodeStub<Holdings> implements FinalizationGroup<Holdings> {
    private readonly cleanupCallback;
    private readonly finalizedCallback;
    private readonly cells;
    private isCleanupJobActive;
    constructor(cleanupCallback: FinalizationGroup.CleanupCallback<Holdings>);
    register(target: object, holdings: Holdings, unregisterToken?: object | undefined): void;
    unregister(unregisterToken: object): boolean;
    cleanupSome(cleanupCallback?: FinalizationGroup.CleanupCallback<Holdings> | undefined): void;
}
declare class WeakRefNodeStub<T extends object = object> implements WeakRef<T> {
    private readonly info;
    constructor(target: T);
    deref(): T | undefined;
}
export { FinalizationGroupNodeStub as FinalizationGroup, WeakRefNodeStub as WeakRef, gc, };