import { FieldValue } from "firebase-admin/firestore";
import { Change } from "./types";
export declare enum ChangeType {
    CREATE = "CREATE",
    UPDATE = "UPDATE",
    DELETE = "DELETE"
}
export declare const now: () => FieldValue;
export declare const getChangeType: (change: Change) => ChangeType;
export declare const isDelete: (change: Change) => boolean;
export declare const isUpdate: (change: Change) => boolean;
export declare const isCreate: (change: Change) => boolean;