import type { ItemToId } from '../interfaces';
export declare const ObjectHelper: {
    objectToId: ItemToId<any>;
    clone<T>(o: T): T;
    omit<T extends object, K extends keyof T>(obj: T, ...keys: K[]): Omit<T, K>;
    isObject(item: any): any;
    deepMerge(target: any, ...sources: any[]): any;
};