From 5f6638a0b1c2240e008d8a5a559affa275a3e05e Mon Sep 17 00:00:00 2001
From: Aditya Pandey <116456309+EclipseAditya@users.noreply.github.com>
Date: Thu, 4 Dec 2025 21:09:33 +0530
Subject: [PATCH] fix: handle unsupported flutter versions gracefully (#3405)
 (#3415)

Co-authored-by: Eric Seidel <eric@shorebird.dev>
---
 .../shorebird_cli/lib/src/shorebird_flutter.dart   | 14 +++++++++-----
 .../test/src/shorebird_flutter_test.dart           |  4 ++--
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/packages/shorebird_cli/lib/src/shorebird_flutter.dart b/packages/shorebird_cli/lib/src/shorebird_flutter.dart
index d05abaa3..89d72f27 100644
--- a/packages/shorebird_cli/lib/src/shorebird_flutter.dart
+++ b/packages/shorebird_cli/lib/src/shorebird_flutter.dart
@@ -263,11 +263,15 @@ class ShorebirdFlutter {
   /// Returns the git revision for the provided [version].
   /// e.g. 3.16.3 -> b9b23902966504a9778f4c07e3a3487fa84dcb2a
   Future<String?> getRevisionForVersion(String version) async {
-    final result = await git.revParse(
-      revision: 'refs/remotes/origin/flutter_release/$version',
-      directory: _workingDirectory(),
-    );
-    return LineSplitter.split(result).toList().firstOrNull;
+    try {
+      final result = await git.revParse(
+        revision: 'refs/remotes/origin/flutter_release/$version',
+        directory: _workingDirectory(),
+      );
+      return LineSplitter.split(result).toList().firstOrNull;
+    } on ProcessException {
+      return null;
+    }
   }
 
   /// Get the list of Flutter versions for the given [revision].
diff --git a/packages/shorebird_cli/test/src/shorebird_flutter_test.dart b/packages/shorebird_cli/test/src/shorebird_flutter_test.dart
index 36e0e877..a2b01d46 100644
--- a/packages/shorebird_cli/test/src/shorebird_flutter_test.dart
+++ b/packages/shorebird_cli/test/src/shorebird_flutter_test.dart
@@ -465,12 +465,12 @@ Tools • Dart 3.0.6 • DevTools 2.23.1''');
           ).thenThrow(exception);
         });
 
-        test('throws exception', () async {
+        test('returns null', () async {
           await expectLater(
             runWithOverrides(
               () => shorebirdFlutter.getRevisionForVersion(version),
             ),
-            throwsA(exception),
+            completion(isNull),
           );
           verify(
             () => git.revParse(