import * as firestore from "firebase/firestore";
import { firestore as adminFirestore } from "firebase-admin";
declare class _converter<T> {
    protected instance: new () => T;
    protected fields: string[];
    protected factories: any;
    protected links: any;
    constructor(instance: new () => T);
    toFirestore(obj: any): firestore.DocumentData;
}
export declare class Converter<T> extends _converter<T> {
    fromFirestore(snapshot: firestore.QueryDocumentSnapshot): T;
}
export declare class AdminConverter<T> extends _converter<T> {
    fromFirestore(snapshot: adminFirestore.QueryDocumentSnapshot): T;
}
export {};