Add new pub command 'Token' (#91014)

packages/flutter_tools/lib/src/commands/packages.dart

@@ -38,6 +38,7 @@ class PackagesCommand extends FlutterCommand {
     addSubcommand(PackagesForwardCommand('logout', 'Log out of pub.dev.'));
     addSubcommand(PackagesForwardCommand('global', 'Work with Pub global packages'));
     addSubcommand(PackagesForwardCommand('outdated', 'Analyze dependencies to find which ones can be upgraded', requiresPubspec: true));
+    addSubcommand(PackagesForwardCommand('token', 'Manage authentication tokens for hosted pub repositories.'));
     addSubcommand(PackagesPassthroughCommand());
   }
 

packages/flutter_tools/test/commands.shard/permeable/packages_test.dart

@@ -525,6 +525,34 @@ void main() {
       ),
     });
 
+    testUsingContext('token pass arguments through to pub', () async {
+      Cache.flutterRoot = '';
+      globals.fs.file('pubspec.yaml').createSync();
+      final IOSink stdin = IOSink(StreamController<List<int>>().sink);
+      processManager.addCommand(
+        FakeCommand(command: const <String>[
+          '/bin/cache/dart-sdk/bin/dart', '__deprecated_pub', 'token', 'list'],
+          stdin: stdin,
+        ),
+      );
+      await createTestCommandRunner(PackagesCommand()).run(<String>['packages', '--verbose', 'pub', 'token', 'list']);
+
+      expect(processManager, hasNoRemainingExpectations);
+    }, overrides: <Type, Generator>{
+      FileSystem: () => MemoryFileSystem.test(),
+      Platform: () => FakePlatform(environment: <String, String>{}),
+      ProcessManager: () => processManager,
+      Stdio: () => mockStdio,
+      Pub: () => Pub(
+        fileSystem: globals.fs,
+        logger: globals.logger,
+        processManager: globals.processManager,
+        usage: globals.flutterUsage,
+        botDetector: globals.botDetector,
+        platform: globals.platform,
+      ),
+    });
+
     testUsingContext('upgrade does not check for pubspec.yaml if -h/--help is passed', () async {
       Cache.flutterRoot = '';
       processManager.addCommand(