import { LayoutItem } from "../../../models";
/**
 * Rules to check object typeings
 * */
export declare const LayoutItemRules: {
    /**
     * Check if an item is an instance of a SectionRegistration
     * @param item to type check
     */
    isLastChildItem(child: LayoutItem, parent: LayoutItem): boolean;
    /**
     * Check if an item is an instance of a SectionRegistration
     * @param item to type check
     */
    isParent(child: LayoutItem, parent: LayoutItem): boolean;
    isTopContainer(item: LayoutItem): boolean;
};