flutter/packages/flutter_tools/lib/src/commands/format.dart
2016-08-31 09:40:17 -04:00

48 lines
1.3 KiB
Dart

// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
import 'dart:async';
import 'package:path/path.dart' as path;
import '../base/process.dart';
import '../cache.dart';
import '../globals.dart';
import '../runner/flutter_command.dart';
class FormatCommand extends FlutterCommand {
@override
final String name = 'format';
@override
List<String> get aliases => const <String>['dartfmt'];
@override
final String description = 'Format one or more dart files.';
@override
bool get requiresProjectRoot => false;
@override
String get invocation => "${runner.executableName} $name <one or more paths>";
@override
Future<int> runInProject() async {
if (argResults.rest.isEmpty) {
printStatus('No files specified to be formatted.');
printStatus('');
printStatus('To format all files in the current directory tree:');
printStatus('${runner.executableName} $name .');
printStatus('');
printStatus(usage);
return 1;
}
String dartfmt = path.join(
Cache.flutterRoot, 'bin', 'cache', 'dart-sdk', 'bin', 'dartfmt');
List<String> cmd = <String>[dartfmt, '-w']..addAll(argResults.rest);
return runCommandAndStreamOutput(cmd);
}
}