import { SerializedNodeWithId } from './types';
import { Mirror } from './utils';
export declare function isBlockedElement(element: HTMLElement, blockSelector: string | null): boolean;
export declare function serializeNodeWithId(n: Node, options: {
    mirror: Mirror;
    doc: Document;
    skipChild: boolean;
    onSerialize?: (n: Node) => unknown;
    blockSelector: string | null;
}): SerializedNodeWithId | null;
export declare function snapshot(doc: Document, options?: {
    mirror?: Mirror;
    onSerialize?: (n: Node) => unknown;
    blockSelector?: string | null;
}): SerializedNodeWithId | null;