/**
 * A simple reuse pool. The renderer pulls row/cell elements from here while
 * scrolling instead of creating new DOM, and returns them when they leave the
 * viewport. `reset` runs on release so recycled items come back clean.
 */
export declare class ObjectPool<T> {
    private readonly create;
    private readonly reset?;
    private free;
    constructor(create: () => T, reset?: ((item: T) => void) | undefined);
    acquire(): T;
    release(item: T): void;
    get available(): number;
}