import { FilterQuery, UpdateQuery as MongooseUpdateQuery } from 'mongoose';
type UpdatedValue<T> = T extends object ? UpdateDoc<T> : T;
type UpdateArrayValue<T> = T extends (infer U)[] ? T | U : never;
export type UpdateDoc<T extends object> = {
    [K in keyof T]?: undefined extends T[K] ? UpdatedValue<T[K]> | null : UpdatedValue<T[K]>;
};
export declare class UpdateQuery<T extends object = any, Doc = UpdateDoc<T>> {
    readonly update: MongooseUpdateQuery<any>;
    constructor(obj?: UpdateDoc<T>, isQuery?: boolean);
    private createUnsetFromNulls;
    static clone<T extends object>(query: UpdateQuery<T>): UpdateQuery<T>;
    set<K extends keyof Doc>(key: K, value: Doc[K]): this;
    set(key: string, value: unknown): this;
    unset<K extends keyof Doc>(key: K): this;
    unset(key: string): this;
    inc<K extends keyof Doc>(key: K, value?: number): this;
    inc(key: string, value?: number): this;
    push<K extends keyof Doc>(key: K, value: UpdateArrayValue<Doc[K]>): this;
    push(key: string, value: unknown): this;
    pull<K extends keyof Doc>(key: K, value: Doc[K] | FilterQuery<UpdateArrayValue<Doc[K]>>): this;
    pull(key: string, value: FilterQuery<any> | unknown): this;
    addToSet<K extends keyof Doc>(key: K, value: UpdateArrayValue<Doc[K]>): this;
    addToSet(key: string, value: unknown): this;
}
export {};