Type Alias MigrationPredicate<AppModelType, DbModelType>

MigrationPredicate: (
doc: firestore.QueryDocumentSnapshot<AppModelType, DbModelType>,
) => boolean

A function that takes a document snapshot and returns a boolean indicating whether to migrate it.

Type Parameters

AppModelType = firestore.DocumentData
DbModelType extends firestore.DocumentData = firestore.DocumentData

Type declaration

- (doc: firestore.QueryDocumentSnapshot<AppModelType, DbModelType>): boolean
- Parameters
  - doc: firestore.QueryDocumentSnapshot<AppModelType, DbModelType>
  Returns boolean