Enable file_names and package_names lints (#77087)

analysis_options.yaml

@@ -113,7 +113,7 @@ linter:
     - empty_constructor_bodies
     - empty_statements
     - exhaustive_cases
-    # - file_names # not yet tested
+    - file_names
     - flutter_style_todos
     - hash_and_equals
     - implementation_imports
@@ -140,7 +140,7 @@ linter:
     # - only_throw_errors # https://github.com/flutter/flutter/issues/5792
     - overridden_fields
     - package_api_docs
-    # - package_names # non conforming packages in sdk
+    - package_names
     - package_prefixed_library_names
     # - parameter_assignments # we do this commonly
     - prefer_adjacent_string_concatenation

dev/benchmarks/macrobenchmarks/lib/main.dart

@@ -12,7 +12,7 @@ import 'src/color_filter_and_fade.dart';
 import 'src/cubic_bezier.dart';
 import 'src/cull_opacity.dart';
 import 'src/filtered_child_animation.dart';
-import 'src/fullscreenTextField.dart';
+import 'src/fullscreen_textfield.dart';
 import 'src/heavy_grid_view.dart';
 import 'src/large_image_changer.dart';
 import 'src/large_images.dart';

dev/bots/analyze.dart

@@ -99,7 +99,7 @@ Future<void> run(List<String> arguments) async {
   // Analyze all the sample code in the repo
   print('$clock Sample code...');
   await runCommand(dart,
-    <String>[path.join(flutterRoot, 'dev', 'bots', 'analyze-sample-code.dart')],
+    <String>[path.join(flutterRoot, 'dev', 'bots', 'analyze_sample_code.dart')],
     workingDirectory: flutterRoot,
   );
 

dev/bots/analyze_sample_code.dart

@@ -5,7 +5,7 @@
 // See ../snippets/README.md for documentation.
 
 // To run this, from the root of the Flutter repository:
-//   bin/cache/dart-sdk/bin/dart dev/bots/analyze-sample-code.dart
+//   bin/cache/dart-sdk/bin/dart dev/bots/analyze_sample_code.dart
 
 import 'dart:io';
 

dev/bots/test/analyze-sample-code-test-input/known_broken_documentation.dart

@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// This file is used by ../analyze-sample-code_test.dart, which depends on the
+// This file is used by ../analyze_sample_code_test.dart, which depends on the
 // precise contents (including especially the comments) of this file.
 
 // Examples can assume:

dev/bots/test/analyze_sample_code_test.dart

@@ -7,10 +7,10 @@ import 'dart:io';
 import 'common.dart';
 
 void main() {
-  test('analyze-sample-code', () {
+  test('analyze_sample_code', () {
     final ProcessResult process = Process.runSync(
       '../../bin/cache/dart-sdk/bin/dart',
-      <String>['analyze-sample-code.dart', 'test/analyze-sample-code-test-input'],
+      <String>['analyze_sample_code.dart', 'test/analyze-sample-code-test-input'],
     );
     final List<String> stdoutLines = process.stdout.toString().split('\n');
     final List<String> stderrLines = process.stderr.toString().split('\n')

dev/snippets/README.md

@@ -63,7 +63,7 @@ when generating the HTML to put into the Dart docs.
 
 #### Analysis
 
-The `../bots/analyze-sample-code.dart` script finds code inside the `@tool
+The `../bots/analyze_sample_code.dart` script finds code inside the `@tool
 snippet` sections and uses the Dart analyzer to check them.
 
 There are several kinds of sample code you can specify:
@@ -165,7 +165,7 @@ For more information about how to create, use, or update templates, see
 
 #### Analysis
 
-The `../bots/analyze-sample-code.dart` script finds code inside the `@tool
+The `../bots/analyze_sample_code.dart` script finds code inside the `@tool
 sample` sections and uses the Dart analyzer to check them after applying the
 specified template.
 
@@ -222,7 +222,7 @@ generating the entire docs output takes a long time.
 Instead, you can run the analysis locally with this command from the Flutter root:
 
 ```
-TMPDIR=/tmp bin/cache/dart-sdk/bin/dart dev/bots/analyze-sample-code.dart --temp=samples
+TMPDIR=/tmp bin/cache/dart-sdk/bin/dart dev/bots/analyze_sample_code.dart --temp=samples
 ```
 
 This will analyze the samples, and leave the generated files in `/tmp/samples`

packages/flutter/test/widgets/semantics_tester_generate_test_semantics_expression_for_current_semantics_tree_test.dart

@@ -67,7 +67,7 @@ void _tests() {
           if (childSearch != null) {
             return childSearch;
           }
-        } else if (entity is File && entity.path.endsWith('semantics_tester_generateTestSemanticsExpressionForCurrentSemanticsTree_test.dart')) {
+        } else if (entity is File && entity.path.endsWith('semantics_tester_generate_test_semantics_expression_for_current_semantics_tree_test.dart')) {
           return entity;
         }
       }