export declare class ChangeDescriptorService {
    private o;
    private n;
    inserts: {
        path: string;
        to: any;
    }[];
    deletes: {
        path: string;
        from: any;
    }[];
    updates: {
        path: string;
        from: any;
        to: any;
    }[];
    constructor();
    /**
     *
     * @param o old object
     * @param n new object
     */
    load(o: Object, n: Object): void;
    private simplifyPath;
    private contractPaths;
}