Allow firestore api to work with Codable objects + ExplicitNull + Integration tests (#3261)

Hui-Wu · wilhuff · commit d709b9f2b5d1 · 2019-09-26T12:02:04.000-07:00
* Convinience api for codables

* Integration Tests

* ExplicitNull implementation
diff --git a/Firestore/Swift/Source/Codable/third_party/FirestoreDecoder.swift b/Firestore/Swift/Source/Codable/third_party/FirestoreDecoder.swift
@@ -26,6 +26,7 @@ extension Firestore {
     /// in `container` are directly supported:
     ///   - GeoPoint
     ///   - Timestamp
+    ///   - DocumentReference
     ///
     /// - Parameters:
     ///   - A type to decode a document to.
diff --git a/Firestore/Swift/Source/Codable/third_party/FirestoreEncoder.swift b/Firestore/Swift/Source/Codable/third_party/FirestoreEncoder.swift
@@ -30,6 +30,7 @@ extension Firestore {
     /// The Firestore pass-through types are:
     ///   - GeoPoint
     ///   - Timestamp
+    ///   - DocumentReference
     ///
     /// - Parameter value: The Encodable object to convert to encoded data.
     /// - Returns: A Map keyed by String representing a document Firestore
diff --git a/Firestore/third_party/FirestoreEncoder/FirestoreDecoder.swift b/Firestore/third_party/FirestoreEncoder/FirestoreDecoder.swift
@@ -26,6 +26,7 @@ extension Firestore {
     /// in `container` are directly supported:
     ///   - GeoPoint
     ///   - Timestamp
+    ///   - DocumentReference
     ///
     /// - Parameters:
     ///   - A type to decode a document to.
diff --git a/Firestore/third_party/FirestoreEncoder/FirestoreEncoder.swift b/Firestore/third_party/FirestoreEncoder/FirestoreEncoder.swift
@@ -30,6 +30,7 @@ extension Firestore {
     /// The Firestore pass-through types are:
     ///   - GeoPoint
     ///   - Timestamp
+    ///   - DocumentReference
     ///
     /// - Parameter value: The Encodable object to convert to encoded data.
     /// - Returns: A Map keyed by String representing a document Firestore
