From 42858678363bc91b68fd29b61fe63eda455bbd83 Mon Sep 17 00:00:00 2001
From: Alexandre Roux <alex@tekartik.com>
Date: Sun, 16 Jun 2024 11:18:16 +0200
Subject: [PATCH] [app_rx] add lastEventOrNull

---
 app_rx/lib/src/helpers.dart | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/app_rx/lib/src/helpers.dart b/app_rx/lib/src/helpers.dart
index 56d8dfc..62797c4 100644
--- a/app_rx/lib/src/helpers.dart
+++ b/app_rx/lib/src/helpers.dart
@@ -112,4 +112,13 @@ class _BroadcastValueStream<T> extends Stream<T>
 
   @override
   T? get valueOrNull => _subject.valueOrNull;
+
+  /// Returns the last emitted event (either data/value or error event).
+  /// `null` if no value or error events have been emitted yet.
+  @override
+  StreamNotification<T>? get lastEventOrNull => hasValue
+      ? StreamNotification<T>.data(value)
+      : hasError
+          ? StreamNotification<T>.error(error)
+          : null;
 }