Fix import statements in flutter_tools (#13911)

dev/bots/analyze-sample-code.dart

@@ -171,7 +171,7 @@ dependencies:
       errors.removeLast();
     int errorCount = 0;
     for (String error in errors) {
-      const String kBullet = ' • ';
+      final String kBullet = Platform.isWindows ? ' - ' : ' • ';
       const String kColon = ':';
       final RegExp atRegExp = new RegExp(r' at .*main.dart:');
       final int start = error.indexOf(kBullet);

dev/bots/test.dart

@@ -45,10 +45,17 @@ const Map<String, ShardRunner> _kShards = const <String, ShardRunner>{
 Future<Null> main(List<String> args) async {
   flutterTestArgs.addAll(args);
 
-  final String shard = Platform.environment['SHARD'] ?? 'tests';
+  final String shard = Platform.environment['SHARD'];
+  if (shard != null) {
     if (!_kShards.containsKey(shard))
       throw new ArgumentError('Invalid shard: $shard');
     await _kShards[shard]();
+  } else {
+    for (String currentShard in _kShards.keys) {
+      print('${bold}SHARD=$currentShard$reset');
+      await _kShards[currentShard]();
+    }
+  }
 }
 
 Future<Null> _generateDocs() async {
@@ -88,7 +95,8 @@ Future<Null> _verifyInternationalizations() async {
 
 Future<Null> _analyzeRepo() async {
   await _verifyGeneratedPluginRegistrants(flutterRoot);
-  await _verifyNoBadImports(flutterRoot);
+  await _verifyNoBadImportsInFlutter(flutterRoot);
+  await _verifyNoBadImportsInFlutterTools(flutterRoot);
   await _verifyInternationalizations();
 
   // Analyze all the Dart code in the repo.
@@ -181,6 +189,10 @@ Future<Null> _runCoverage() async {
     print('${bold}DONE: test.dart does not run coverage in Travis$reset');
     return;
   }
+  if (Platform.isWindows) {
+    print('${bold}DONE: test.dart does not run coverage on Windows$reset');
+    return;
+  }
 
   final File coverageFile = new File(path.join(flutterRoot, 'packages', 'flutter', 'coverage', 'lcov.info'));
   if (!coverageFile.existsSync()) {
@@ -214,8 +226,11 @@ Future<Null> _pubRunTest(
   if (new Directory(pubCache).existsSync()) {
     pubEnvironment['PUB_CACHE'] = pubCache;
   }
-  return _runCommand(pub, args, workingDirectory: workingDirectory,
+  return _runCommand(
-      environment: pubEnvironment);
+    pub, args,
+    workingDirectory: workingDirectory,
+    environment: pubEnvironment,
+  );
 }
 
 class EvalResult {
@@ -329,7 +344,7 @@ Future<Null> _runFlutterTest(String workingDirectory, {
     workingDirectory: workingDirectory,
     expectFailure: expectFailure,
     printOutput: printOutput,
-    skip: skip || Platform.isWindows, // TODO(goderbauer): run on Windows when sky_shell is available
+    skip: skip,
   );
 }
 
@@ -351,7 +366,7 @@ Future<Null> _runFlutterAnalyze(String workingDirectory, {
   );
 }
 
-Future<Null> _verifyNoBadImports(String workingDirectory) async {
+Future<Null> _verifyNoBadImportsInFlutter(String workingDirectory) async {
   final List<String> errors = <String>[];
   final String libPath = path.join(workingDirectory, 'packages', 'flutter', 'lib');
   final String srcPath = path.join(workingDirectory, 'packages', 'flutter', 'lib', 'src');
@@ -424,7 +439,7 @@ final RegExp _importPattern = new RegExp(r"import 'package:flutter/([^.]+)\.dart
 final RegExp _importMetaPattern = new RegExp(r"import 'package:meta/meta.dart'");
 
 Set<String> _findDependencies(String srcPath, List<String> errors, { bool checkForMeta: false }) {
-  return new Directory(srcPath).listSync().where((FileSystemEntity entity) {
+  return new Directory(srcPath).listSync(recursive: true).where((FileSystemEntity entity) {
     return entity is File && path.extension(entity.path) == '.dart';
   }).map<Set<String>>((FileSystemEntity entity) {
     final Set<String> result = new Set<String>();
@@ -475,6 +490,30 @@ List<T> _deepSearch<T>(Map<T, Set<T>> map, T start, [ Set<T> seen ]) {
   return null;
 }
 
+Future<Null> _verifyNoBadImportsInFlutterTools(String workingDirectory) async {
+  final List<String> errors = <String>[];
+  for (FileSystemEntity entity in new Directory(path.join(workingDirectory, 'packages', 'flutter_tools', 'lib'))
+    .listSync(recursive: true)
+    .where((FileSystemEntity entity) => entity is File && path.extension(entity.path) == '.dart')) {
+    final File file = entity;
+    if (file.readAsStringSync().contains('package:flutter_tools/')) {
+      errors.add('$yellow${file.path}$reset imports flutter_tools.');
+    }
+  }
+  // Fail if any errors
+  if (errors.isNotEmpty) {
+    print('$red━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━$reset');
+    if (errors.length == 1) {
+      print('${bold}An error was detected when looking at import dependencies within the flutter_tools package:$reset\n');
+    } else {
+      print('${bold}Multiple errors were detected when looking at import dependencies within the flutter_tools package:$reset\n');
+    }
+    print(errors.join('\n\n'));
+    print('$red━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━$reset\n');
+    exit(1);
+  }
+}
+
 void _printProgress(String action, String workingDir, String command) {
   const String arrow = '⏩';
   print('$arrow $action: cd $cyan$workingDir$reset; $yellow$command$reset');

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

@@ -5,9 +5,9 @@
 import 'dart:async';
 import 'dart:collection';
 
-import 'package:flutter_tools/src/base/common.dart';
 import 'package:meta/meta.dart';
 
+import '../base/common.dart';
 import '../base/file_system.dart';
 import '../base/logger.dart';
 import '../base/net.dart';

packages/flutter_tools/lib/src/compile.dart

@@ -5,11 +5,10 @@
 import 'dart:async';
 import 'dart:convert';
 
-import 'package:flutter_tools/src/base/common.dart';
-import 'package:flutter_tools/src/base/process_manager.dart';
 import 'package:usage/uuid/uuid.dart';
 
 import 'artifacts.dart';
+import 'base/common.dart';
 import 'base/file_system.dart';
 import 'base/io.dart';
 import 'base/process_manager.dart';

packages/flutter_tools/lib/src/flutter_manifest.dart

@@ -4,12 +4,12 @@
 
 import 'dart:async';
 
-import 'package:flutter_tools/src/globals.dart';
 import 'package:json_schema/json_schema.dart';
 import 'package:yaml/yaml.dart';
 
 import 'base/file_system.dart';
 import 'cache.dart';
+import 'globals.dart';
 
 /// A wrapper around the `flutter` section in the  `pubspec.yaml` file.
 class FlutterManifest {