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Swift Cloud Firestore integration compatibility

This page tracks an integration contract: unchanged Firebase code run through a Pyric runtime seam, so there is no separate Firebase public API to measure. The rows below are its signed behavior inventory.

Status legend

Conforming — Swift test matches FirebaseFirestore API surface Unverified — FirebaseFirestore behavior not yet verified locally

Firestore — instance & lifecycle

Firestore.firestore()Returns the default Firestore instance configured with the default FirebaseApp.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#1.
Firestore.firestore(app:)Returns a Firestore instance associated with the specified FirebaseApp.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#2.
Firestore.firestore(app:database:)Returns a named database instance for the specified FirebaseApp.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#3.
Firestore.firestore(database:)Returns a named database instance for the default FirebaseApp.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#4.
Firestore.settingsProvides custom client configuration including host, sslEnabled, dispatchQueue, and cacheSettings.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#5.
Firestore.appReturns the FirebaseApp associated with this Firestore instance.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#6.
Firestore.document(_:)Instantiates a DocumentReference pointing to the slash-delimited document path.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#7.
Firestore.collection(_:)Instantiates a CollectionReference pointing to the slash-delimited collection path.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#8.
Firestore.collectionGroup(_:)Instantiates a Query spanning all collections with the matching collectionID.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#9.
Firestore.batch()Instantiates a WriteBatch for atomic batched mutations.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#10.
Firestore.runTransaction(_:)Executes an interactive transaction block with automatic conflict retry.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#11.
Firestore.runTransaction(options:block:)Executes an interactive transaction with custom TransactionOptions.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#12.
Firestore.runTransaction(_:) asyncExecutes an interactive transaction asynchronously via Swift concurrency.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#13.
Firestore.useEmulator(host:port:)Configures client networking to route requests to a local emulator or Pyric bridge.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#14.
Firestore.enableNetwork() / disableNetwork()Toggles client network connectivity to simulate offline and online operation.
FirebaseFirestore Swift specification; unverified locally.
Firestore.clearPersistence()Clears offline client persistence cache when no active listeners exist.
FirebaseFirestore Swift specification; unverified locally.
Firestore.terminate()Terminates the client instance and cancels active snapshot listeners.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#17.
Firestore.waitForPendingWrites()Awaits backend acknowledgment of all pending local writes.
FirebaseFirestore Swift specification; unverified locally.
Firestore.addSnapshotsInSyncListener(_:)Attaches a callback invoked when all active snapshot listeners synchronize.
FirebaseFirestore Swift specification; unverified locally.
Firestore.loadBundle(_:)Loads serialized Firestore bundle data into the local cache.
FirebaseFirestore Swift specification; unverified locally.
Firestore.getQuery(named:completion:)Retrieves a named query from a previously loaded Firestore bundle.
FirebaseFirestore Swift specification; unverified locally.

DocumentReference — document operations

DocumentReference.documentIDReturns the document identifier representing the last path component.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#22.
DocumentReference.pathReturns the slash-delimited path relative to the database root.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#23.
DocumentReference.parentReturns the parent CollectionReference containing this document.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#24.
DocumentReference.collection(_:)Instantiates a child CollectionReference nested under this document.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#25.
DocumentReference.getDocument(source:)Reads document snapshot from server, cache, or default source.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#26.
DocumentReference.setData(_:)Overwrites the target document completely with provided dictionary payload.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#27.
DocumentReference.setData(_:merge:)Merges payload fields into existing document without overwriting unspecified fields.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#28.
DocumentReference.setData(_:mergeFields:)Replaces only explicitly specified field paths in the target document.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#29.
DocumentReference.updateData(_:)Updates specified fields in an existing document; fails if document does not exist.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#30.
DocumentReference.delete()Deletes document at reference path from Firestore database.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#31.
DocumentReference.addSnapshotListener(_:)Attaches real-time closure listener receiving DocumentSnapshot updates.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#32.
DocumentReference.addSnapshotListener(includeMetadataChanges:listener:)Listens to document snapshot updates including metadata-only transitions.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#33.
DocumentReference.addSnapshotListener(options:listener:)Listens to document updates configured with SnapshotListenOptions.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#34.

CollectionReference — collection operations

CollectionReference.collectionIDReturns the collection identifier string.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#35.
CollectionReference.pathReturns the full slash-separated collection path relative to database root.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#36.
CollectionReference.parentReturns parent DocumentReference or nil if this is a root collection.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#37.
CollectionReference.document()Instantiates a child DocumentReference with an auto-generated unique ID.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#38.
CollectionReference.document(_:)Instantiates a child DocumentReference at relative document path.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#39.
CollectionReference.addDocument(data:)Auto-generates document ID, writes data payload, and returns document reference.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#40.

Query — filters & constraints

Query.whereField(_:isEqualTo:)Filters documents matching exact field equality.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#41.
Query.whereField(_:isNotEqualTo:)Filters documents where field does not equal value.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#42.
Query.whereField(_:isLessThan:)Filters documents where field is strictly less than value.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#43.
Query.whereField(_:isLessThanOrEqualTo:)Filters documents where field is less than or equal to value.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#44.
Query.whereField(_:isGreaterThan:)Filters documents where field is strictly greater than value.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#45.
Query.whereField(_:isGreaterThanOrEqualTo:)Filters documents where field is greater than or equal to value.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#46.
Query.whereField(_:arrayContains:)Filters documents where array field contains argument element.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#47.
Query.whereField(_:arrayContainsAny:)Filters documents where array field contains any element from argument list.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#48.
Query.whereField(_:in:)Filters documents where field value matches any element in argument list.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#49.
Query.whereField(_:notIn:)Filters documents where field value matches none in argument list.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#50.
Query.whereFilter(_:)Applies composite boolean Filter using andFilter or orFilter disjunctions.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#51.
Query.order(by:)Sorts query results by field ascending.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#52.
Query.order(by:descending:)Sorts query results by field ascending or descending.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#53.
Query.limit(to:)Limits maximum number of matching documents from start of query results.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#54.
Query.limit(toLast:)Limits results to last N documents requiring explicit orderBy constraint.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#55.
Query.start(at:) / start(after:)Positions starting cursor using ordered field values.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#56.
Query.end(before:) / end(at:)Positions ending cursor using ordered field values.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#57.
Query.start(atDocument:) / start(afterDocument:)Positions starting cursor using DocumentSnapshot position.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#58.
Query.end(beforeDocument:) / end(atDocument:)Positions ending cursor using DocumentSnapshot position.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#59.
Query.getDocuments(source:)Executes query and returns QuerySnapshot from server, cache, or default source.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#60.
Query.addSnapshotListener(_:)Attaches real-time query listener returning ListenerRegistration handle.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#61.
Query.addSnapshotListener(includeMetadataChanges:listener:)Attaches real-time query listener receiving metadata-only change notifications.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#62.
Query.addSnapshotListener(options:listener:)Attaches real-time query listener configured with SnapshotListenOptions.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#63.

Snapshots & metadata

DocumentSnapshot.existsBoolean indicating whether document currently exists in Firestore.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#64.
DocumentSnapshot.documentIDUnique key string identifying the snapshot document.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#65.
DocumentSnapshot.referenceDocumentReference pointing to the snapshot document location.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#66.
DocumentSnapshot.metadataSnapshotMetadata describing cache origin and pending write status.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#67.
DocumentSnapshot.data()Returns dictionary of document fields or nil if document does not exist.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#68.
DocumentSnapshot.data(with:)Returns document fields configuring ServerTimestampBehavior handling.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#69.
DocumentSnapshot.get(_:)Extracts nested field value supporting dot-delimited string or FieldPath.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#70.
DocumentSnapshot.subscriptProvides subscript syntax snapshot[key] to access document fields.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#71.
QueryDocumentSnapshotGuaranteed-existent document snapshot subclass where data() is non-optional.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#72.
SnapshotMetadata (hasPendingWrites, isFromCache)Flags indicating uncommitted local writes and cache data origin.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#73.
QuerySnapshot.documentsOrdered array of QueryDocumentSnapshot instances matched by query.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#74.
QuerySnapshot.documentChangesList of DocumentChange deltas since previous snapshot emission.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#75.
QuerySnapshot.documentChanges(includeMetadataChanges:)List of DocumentChange deltas including metadata-only changes.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#76.
QuerySnapshot.isEmpty / countInspection properties reporting empty status and count of matched documents.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#77.
DocumentChange (type, document, oldIndex, newIndex)Delta change descriptor indicating added, modified, or removed mutations.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#78.

WriteBatch — atomic batches

WriteBatch.setData(_:forDocument:)Enqueues set overwrite operation into atomic mutation batch.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#79.
WriteBatch.setData(_:forDocument:merge:)Enqueues set merge operation into atomic mutation batch.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#80.
WriteBatch.setData(_:forDocument:mergeFields:)Enqueues selective field merge operation into atomic mutation batch.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#81.
WriteBatch.updateData(_:forDocument:)Enqueues update operation into atomic mutation batch.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#82.
WriteBatch.deleteDocument(_:)Enqueues document deletion into atomic mutation batch.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#83.
WriteBatch.commit()Atomically commits all enqueued batch mutations in a single transaction.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#84.

Transaction — interactive transactions

Transaction.getDocument(_:)Reads document snapshot within transaction and establishes read lock.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#85.
Transaction.setData(_:forDocument:)Stages transactional set overwrite mutation.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#86.
Transaction.setData(_:forDocument:merge:)Stages transactional set merge mutation.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#87.
Transaction.setData(_:forDocument:mergeFields:)Stages transactional selective field merge mutation.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#88.
Transaction.updateData(_:forDocument:)Stages transactional update mutation for existing document.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#89.
Transaction.deleteDocument(_:)Stages transactional document deletion.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#90.
TransactionOptions.maxAttemptsConfigures maximum retry attempts upon transactional concurrent contention.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#91.

FieldValue — sentinels & transformations

FieldValue.serverTimestamp()Sentinel replaced by server commit timestamp during write processing.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#92.
FieldValue.delete()Sentinel deleting target field during document update operation.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#93.
FieldValue.increment(_:)Operand atomically incrementing numeric integer or double field value.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#94.
FieldValue.arrayUnion(_:)Transformation adding unique elements to array field if absent.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#95.
FieldValue.arrayRemove(_:)Transformation removing matching elements from array field.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#96.
FieldValue.vector(_:)Constructs dense vector embedding from Double or Float array.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#97.

Data types & value codecs

TimestampUTC timestamp representing 64-bit seconds and nanosecond resolution.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#98.
GeoPointImmutable geographic coordinate pair with latitude and longitude bounds.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#99.
FieldPathPath pointing to nested document field or documentID sentinel.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#100.

Concurrency & async sequences

DocumentReference.snapshotsAsyncSequence streaming real-time DocumentSnapshot updates via Swift concurrency.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#101.
Query.snapshotsAsyncSequence streaming real-time QuerySnapshot updates via Swift concurrency.
FirebaseFirestore Swift specification. Swift test: packages/swift-client/Tests/PyricFirestoreTests/ConformanceTests.swift assertion set firestore-swift#102.

Codable integration

@DocumentIDProperty wrapper populating document ID on decoding; omitted from write payloads.
FirebaseFirestore Swift specification; unverified locally.
@ServerTimestampProperty wrapper encoding nil as serverTimestamp sentinel on write.
FirebaseFirestore Swift specification; unverified locally.
DocumentSnapshot.data(as:decoder:)Decodes document snapshot fields directly into Decodable model.
FirebaseFirestore Swift specification; unverified locally.

Current gaps

Unverified

Tracked behavior whose available evidence does not yet establish the production result.

Firestore.enableNetwork() / disableNetwork()Toggles client network connectivity to simulate offline and online operation.
FirebaseFirestore Swift specification; unverified locally.
Firestore.clearPersistence()Clears offline client persistence cache when no active listeners exist.
FirebaseFirestore Swift specification; unverified locally.
Firestore.waitForPendingWrites()Awaits backend acknowledgment of all pending local writes.
FirebaseFirestore Swift specification; unverified locally.
Firestore.addSnapshotsInSyncListener(_:)Attaches a callback invoked when all active snapshot listeners synchronize.
FirebaseFirestore Swift specification; unverified locally.
Firestore.loadBundle(_:)Loads serialized Firestore bundle data into the local cache.
FirebaseFirestore Swift specification; unverified locally.
Firestore.getQuery(named:completion:)Retrieves a named query from a previously loaded Firestore bundle.
FirebaseFirestore Swift specification; unverified locally.
@DocumentIDProperty wrapper populating document ID on decoding; omitted from write payloads.
FirebaseFirestore Swift specification; unverified locally.
@ServerTimestampProperty wrapper encoding nil as serverTimestamp sentinel on write.
FirebaseFirestore Swift specification; unverified locally.
DocumentSnapshot.data(as:decoder:)Decodes document snapshot fields directly into Decodable model.
FirebaseFirestore Swift specification; unverified locally.