| // Copyright (c) 2013, 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. |
| |
| library pub.command.list_package_dirs; |
| |
| import 'dart:async'; |
| |
| import 'package:path/path.dart' as path; |
| |
| import '../command.dart'; |
| import '../log.dart' as log; |
| import '../utils.dart'; |
| |
| /// Handles the `list-package-dirs` pub command. |
| class ListPackageDirsCommand extends PubCommand { |
| String get description => "Print local paths to dependencies."; |
| String get usage => "pub list-package-dirs"; |
| bool get hidden => true; |
| |
| ListPackageDirsCommand() { |
| commandParser.addOption("format", |
| help: "How output should be displayed.", |
| allowed: ["json"]); |
| } |
| |
| Future onRun() { |
| log.json.enabled = true; |
| |
| if (!entrypoint.lockFileExists) { |
| dataError('Package "myapp" has no lockfile. Please run "pub get" first.'); |
| } |
| |
| var output = {}; |
| |
| // Include the local paths to all locked packages. |
| var packages = {}; |
| var futures = []; |
| entrypoint.lockFile.packages.forEach((name, package) { |
| var source = entrypoint.cache.sources[package.source]; |
| futures.add(source.getDirectory(package).then((packageDir) { |
| packages[name] = path.join(packageDir, "lib"); |
| })); |
| }); |
| |
| output["packages"] = packages; |
| |
| // Include the self link. |
| packages[entrypoint.root.name] = path.join(entrypoint.root.dir, "lib"); |
| |
| // Include the file(s) which when modified will affect the results. For pub, |
| // that's just the pubspec and lockfile. |
| output["input_files"] = [ |
| entrypoint.lockFilePath, |
| entrypoint.pubspecPath |
| ]; |
| |
| return Future.wait(futures).then((_) { |
| log.json.message(output); |
| }); |
| } |
| } |
| |