[infra] Migrate to new analyzer plugins

analysis_options.yaml

@@ -0,0 +1,5 @@
+plugins:
+  native_analyzer_plugin:
+    path: pkgs/native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/code_assets/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -15,6 +13,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/code_assets/pubspec.yaml

@@ -24,11 +24,10 @@ dependencies:
   hooks: ^0.20.1
 
 dev_dependencies:
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15

pkgs/data_assets/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/data_assets/pubspec.yaml

@@ -20,11 +20,8 @@ dependencies:
   hooks: ^0.20.1
 
 dev_dependencies:
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
   native_test_helpers:
     path: ../native_test_helpers
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15

pkgs/hooks/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -15,6 +13,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/hooks/lib/src/avoid_import_outside_src_rule_test.dart

@@ -2,7 +2,7 @@
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
-// expect_lint: avoid_import_outside_src
+// ignore: native_analyzer_plugin/avoid_import_outside_src
 import '../hooks.dart';
 
 /// A random use of a type.

pkgs/hooks/pubspec.yaml

@@ -30,17 +30,16 @@ dependencies:
 dev_dependencies:
   args: ^2.6.0
   code_assets: ^0.19.7 # Used for running tests with real asset types.
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   data_assets: any # Used for running tests with real asset types.
   file_testing: ^3.0.2
   glob: any
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
   json_syntax_generator:
     path: ../json_syntax_generator/
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   path: ^1.9.1
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15

pkgs/hooks_runner/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/hooks_runner/pubspec.yaml

@@ -26,14 +26,13 @@ dependencies:
 
 dev_dependencies:
   args: any
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
   data_assets: any # Used in tests.
   file_testing: ^3.0.2
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   pub_formats: # Used in tests.
     path: ../pub_formats/
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15

pkgs/json_syntax_generator/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/json_syntax_generator/pubspec.yaml

@@ -18,11 +18,10 @@ dependencies:
   json_schema: ^5.2.0
 
 dev_dependencies:
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   path: ^1.9.1
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15

pkgs/native_analyzer_plugin/lib/main.dart

@@ -0,0 +1,17 @@
+// Copyright (c) 2025, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:analysis_server_plugin/plugin.dart';
+import 'package:analysis_server_plugin/registry.dart';
+
+import 'src/rules/avoid_import_outside_src_rule.dart';
+
+final plugin = NativeAnalyzerPlugin();
+
+class NativeAnalyzerPlugin extends Plugin {
+  @override
+  void register(PluginRegistry registry) {
+    registry.registerLintRule(AvoidImportOutsideSrcRule());
+  }
+}

pkgs/native_analyzer_plugin/lib/src/rules/avoid_import_outside_src_rule.dart

@@ -0,0 +1,90 @@
+// Copyright (c) 2025, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+
+import 'package:analyzer/analysis_rule/analysis_rule.dart';
+import 'package:analyzer/analysis_rule/rule_context.dart';
+import 'package:analyzer/analysis_rule/rule_visitor_registry.dart';
+import 'package:analyzer/dart/ast/ast.dart';
+import 'package:analyzer/dart/ast/visitor.dart';
+import 'package:analyzer/error/error.dart';
+
+class AvoidImportOutsideSrcRule extends AnalysisRule {
+  static const LintCode code = LintCode(
+    'avoid_import_outside_src',
+    "Avoid importing files outside 'lib/src/' from files within 'lib/src/'.",
+    correctionMessage:
+        "Files outside 'lib/src/' likely only export definitions from inside 'lib/src/'. "
+        'Import the file with the definition directly.',
+  );
+
+  AvoidImportOutsideSrcRule()
+    : super(
+        name: 'avoid_import_outside_src',
+        description:
+            "Avoid importing files outside 'lib/src/' from files within 'lib/src/'.",
+      );
+
+  @override
+  LintCode get diagnosticCode => code;
+
+  @override
+  void registerNodeProcessors(
+    RuleVisitorRegistry registry,
+    RuleContext context,
+  ) {
+    var visitor = _Visitor(rule: this, context: context);
+    registry.addImportDirective(this, visitor);
+  }
+}
+
+class _Visitor extends SimpleAstVisitor<void> {
+  final RuleContext context;
+  final AnalysisRule rule;
+
+  _Visitor({required this.rule, required this.context});
+
+  @override
+  void visitImportDirective(ImportDirective node) {
+    final importString = node.uri.stringValue;
+    final importedUri = node.libraryImport?.importedLibrary?.uri;
+    final importingFile = context.currentUnit?.file.toUri();
+
+    if (importedUri == null || importingFile == null || importString == null) {
+      return;
+    }
+
+    if (importString.startsWith('package')) {
+      // Package imports are of no interest. Use prefer_relative_imports to
+      // prevent package imports of the same package.
+      return;
+    }
+
+    if (importString.startsWith('dart')) {
+      return;
+    }
+
+    if (_isInSrcDirectory(importingFile)) {
+      if (!_isInSrcDirectory(importedUri)) {
+        rule.reportAtNode(node);
+      }
+    }
+  }
+
+  bool _isInSrcDirectory(Uri uri) {
+    if (uri.scheme == 'package') {
+      if (uri.path.contains('src/')) {
+        return true;
+      }
+      return false;
+    } else if (uri.scheme == 'file') {
+      if (uri.toFilePath(windows: false).contains('lib/src/')) {
+        return true;
+      }
+      if (uri.toFilePath(windows: false).contains('lib/')) {
+        return false;
+      }
+    }
+    return false;
+  }
+}

pkgs/native_analyzer_plugin/pubspec.yaml

@@ -0,0 +1,18 @@
+name: native_analyzer_plugin
+version: 0.1.0
+publish_to: none
+
+resolution: workspace
+
+environment:
+  sdk: '>=3.9.0 <4.0.0'
+
+dependencies:
+  analysis_server_plugin: ^0.2.2
+  analyzer: ^8.0.0
+  analyzer_plugin: ^0.13.6
+  analyzer_testing: ^0.1.2
+
+dev_dependencies:
+  test: any
+  test_reflective_loader: any

pkgs/native_test_helpers/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/native_toolchain_c/analysis_options.yaml

@@ -3,8 +3,6 @@ include: package:dart_flutter_team_lints/analysis_options.yaml
 analyzer:
   language:
     strict-raw-types: true
-  plugins:
-    # - custom_lint # https://github.com/dart-lang/sdk/issues/60784
 
 linter:
   rules:
@@ -14,6 +12,8 @@ linter:
     - prefer_final_in_for_each
     - prefer_final_locals
 
-custom_lint:
-  rules:
-    - avoid_import_outside_src
+plugins:
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin
+    diagnostics:
+      avoid_import_outside_src: true

pkgs/native_toolchain_c/pubspec.yaml

@@ -26,10 +26,9 @@ dependencies:
 
 dev_dependencies:
   collection: ^1.19.1
-  custom_lint: ^0.7.5
   dart_flutter_team_lints: ^3.5.2
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
-  repo_lint_rules:
-    path: ../repo_lint_rules/
   test: ^1.25.15

pkgs/objective_c/pubspec.yaml

@@ -30,6 +30,8 @@ dev_dependencies:
   ffigen: ^20.0.0-dev.0
   flutter_test:
     sdk: flutter
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   path: ^1.9.0

pkgs/pub_formats/pubspec.yaml

@@ -20,6 +20,8 @@ dev_dependencies:
   json_schema: ^5.2.0 # May only be used in tool/ and test/json_schema/.
   json_syntax_generator:
     path: ../json_syntax_generator/
+  native_analyzer_plugin:
+    path: ../native_analyzer_plugin/
   native_test_helpers:
     path: ../native_test_helpers/
   test: ^1.25.15