firewalk
Version:
A collection traversal library for Firestore
6 lines (5 loc) • 402 B
TypeScript
import type { firestore } from 'firebase-admin';
/**
* A function that takes a document snapshot and derives the data with which to update that document.
*/
export type UpdateDataGetter<AppModelType = firestore.DocumentData, DbModelType extends firestore.DocumentData = firestore.DocumentData> = (doc: firestore.QueryDocumentSnapshot<AppModelType, DbModelType>) => firestore.UpdateData<DbModelType>;