Merge pull request #316144 from Aleksanaa/flutter-apps

{yubioath-flutter, flet-client-flutter, fluffychat}: pin to flutter 3.19

doc/languages-frameworks/dart.section.md

@@ -98,10 +98,12 @@ The function `buildFlutterApplication` builds Flutter applications.
 
 See the [Dart documentation](#ssec-dart-applications) for more details on required files and arguments.
 
+`flutter` in Nixpkgs always points to `flutterPackages.stable`, which is the latest packaged version. To avoid unforeseen breakage during upgrade, packages in Nixpkgs should use a specific flutter version, such as `flutter319` and `flutter322`, instead of using `flutter` directly.
+
 ```nix
 {  flutter, fetchFromGitHub }:
 
-flutter.buildFlutterApplication {
+flutter322.buildFlutterApplication {
   pname = "firmware-updater";
   version = "0-unstable-2023-04-30";
 

pkgs/applications/misc/yubioath-flutter/default.nix

@@ -1,5 +1,5 @@
 { lib
-, flutter
+, flutter319
 , python3
 , fetchFromGitHub
 , pcre2
@@ -11,7 +11,7 @@
 , removeReferencesTo
 }:
 
-flutter.buildFlutterApplication rec {
+flutter319.buildFlutterApplication rec {
   pname = "yubioath-flutter";
   version = "6.4.0";
 

pkgs/applications/networking/instant-messengers/fluffychat/default.nix

@@ -4,7 +4,7 @@
 , imagemagick
 , mesa
 , libdrm
-, flutter
+, flutter319
 , pulseaudio
 , makeDesktopItem
 , gnome
@@ -16,7 +16,7 @@ let
   libwebrtcRpath = lib.makeLibraryPath [ mesa libdrm ];
   pubspecLock = lib.importJSON ./pubspec.lock.json;
 in
-flutter.buildFlutterApplication (rec {
+flutter319.buildFlutterApplication (rec {
   pname = "fluffychat-${targetFlutterPlatform}";
   version = "1.20.0";
 

pkgs/by-name/fl/flet-client-flutter/package.nix

@@ -1,7 +1,7 @@
 { lib
 , fetchFromGitHub
 , pkg-config
-, flutter
+, flutter319
 , gst_all_1
 , libunwind
 , makeWrapper
@@ -16,7 +16,7 @@
 , flet-client-flutter
 }:
 
-flutter.buildFlutterApplication rec {
+flutter319.buildFlutterApplication rec {
   pname = "flet-client-flutter";
   version = "0.22.1";