Start pulling pub from its own repo.

sdk/lib/_internal/pub/lib/src/command/serve.dart

Index: sdk/lib/_internal/pub/lib/src/command/serve.dart
diff --git a/sdk/lib/_internal/pub/lib/src/command/serve.dart b/sdk/lib/_internal/pub/lib/src/command/serve.dart
deleted file mode 100644
index e43a9fc2bfa8f6c67b382bf74165e3f3f0d242f6..0000000000000000000000000000000000000000
--- a/sdk/lib/_internal/pub/lib/src/command/serve.dart
+++ /dev/null
@@ -1,185 +0,0 @@
-// 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.serve;
-
-import 'dart:async';
-import 'dart:math' as math;
-
-import 'package:barback/barback.dart';
-
-import '../barback/asset_environment.dart';
-import '../log.dart' as log;
-import '../utils.dart';
-import 'barback.dart';
-
-final _arrow = getSpecial('\u2192', '=>');
-
-/// Handles the `serve` pub command.
-class ServeCommand extends BarbackCommand {
-  String get name => "serve";
-  String get description =>
-      'Run a local web development server.\n\n'
-      'By default, this serves "web/" and "test/", but an explicit list of \n'
-      'directories to serve can be provided as well.';
-  String get invocation => "pub serve [directories...]";
-  String get docUrl => "http://dartlang.org/tools/pub/cmd/pub-serve.html";
-
-  String get hostname => argResults['hostname'];
-
-  /// The base port for the servers.
-  ///
-  /// This will print a usage error and exit if the specified port is invalid.
-  int get port => parseInt(argResults['port'], 'port');
-
-  /// The port for the admin UI.
-  ///
-  /// This will print a usage error and exit if the specified port is invalid.
-  int get adminPort {
-    var adminPort = argResults['admin-port'];
-    return adminPort == null ? null : parseInt(adminPort, 'admin port');
-  }
-
-  /// `true` if Dart entrypoints should be compiled to JavaScript.
-  bool get useDart2JS => argResults['dart2js'];
-
-  /// `true` if the admin server URL should be displayed on startup.
-  bool get logAdminUrl => argResults['log-admin-url'];
-
-  BarbackMode get defaultMode => BarbackMode.DEBUG;
-
-  List<String> get defaultSourceDirectories => ["web", "test"];
-
-  /// This completer is used to keep pub running (by not completing) and to
-  /// pipe fatal errors to pub's top-level error-handling machinery.
-  final _completer = new Completer();
-
-  ServeCommand() {
-    argParser.addOption("define", abbr: "D",
-        help: "Defines an environment constant for dart2js.",
-        allowMultiple: true, splitCommas: false);
-    argParser.addOption('hostname', defaultsTo: 'localhost',
-        help: 'The hostname to listen on.');
-    argParser.addOption('port', defaultsTo: '8080',
-        help: 'The base port to listen on.');
-
-    // TODO(rnystrom): A hidden option to print the URL that the admin server
-    // is bound to on startup. Since this is currently only used for the Web
-    // Socket interface, we don't want to show it to users, but the tests and
-    // Editor need this logged to know what port to bind to.
-    // Remove this (and always log) when #16954 is fixed.
-    argParser.addFlag('log-admin-url', defaultsTo: false, hide: true);
-
-    // TODO(nweiz): Make this public when issue 16954 is fixed.
-    argParser.addOption('admin-port', hide: true);
-
-    argParser.addFlag('dart2js', defaultsTo: true,
-        help: 'Compile Dart to JavaScript.');
-    argParser.addFlag('force-poll', defaultsTo: false,
-        help: 'Force the use of a polling filesystem watcher.');
-  }
-
-  Future onRunTransformerCommand() async {
-    var port = parseInt(argResults['port'], 'port');
-    var adminPort = argResults['admin-port'] == null ? null :
-        parseInt(argResults['admin-port'], 'admin port');
-
-    var watcherType = argResults['force-poll'] ?
-        WatcherType.POLLING : WatcherType.AUTO;
-
-    var environmentConstants = new Map.fromIterable(argResults["define"],
-        key: (pair) => pair.split("=").first,
-        value: (pair) => pair.split("=").last);
-
-    var environment = await AssetEnvironment.create(entrypoint, mode,
-        watcherType: watcherType, hostname: hostname, basePort: port,
-        useDart2JS: useDart2JS, environmentConstants: environmentConstants);
-    var directoryLength = sourceDirectories.map((dir) => dir.length)
-        .reduce(math.max);
-
-    if (adminPort != null) {
-      var server = await environment.startAdminServer(adminPort);
-      server.results.listen((_) {
-        // The admin server produces no result values.
-        assert(false);
-      }, onError: _fatalError);
-
-      if (logAdminUrl) {
-        log.message("Running admin server on "
-                    "${log.bold('http://$hostname:${server.port}')}");
-      }
-    }
-
-    // Start up the servers. We pause updates while this is happening so
-    // that we don't log spurious build results in the middle of listing
-    // out the bound servers.
-    environment.pauseUpdates();
-    for (var directory in sourceDirectories) {
-      await _startServer(environment, directory, directoryLength);
-    }
-
-    // Now that the servers are up and logged, send them to barback.
-    environment.barback.errors.listen((error) {
-      log.error(log.red("Build error:\n$error"));
-    });
-
-    environment.barback.results.listen((result) {
-      if (result.succeeded) {
-        // TODO(rnystrom): Report using growl/inotify-send where available.
-        log.message("Build completed ${log.green('successfully')}");
-      } else {
-        log.message("Build completed with "
-            "${log.red(result.errors.length)} errors.");
-      }
-    }, onError: _fatalError);
-
-    environment.resumeUpdates();
-    await _completer.future;
-  }
-
-  Future _startServer(AssetEnvironment environment, String rootDirectory,
-      int directoryLength) async {
-    var server = await environment.serveDirectory(rootDirectory);
-    // In release mode, strip out .dart files since all relevant ones have
-    // been compiled to JavaScript already.
-    if (mode == BarbackMode.RELEASE) {
-      server.allowAsset = (url) => !url.path.endsWith(".dart");
-    }
-
-    // Add two characters to account for "[" and "]".
-    var prefix = log.gray(
-        padRight("[${server.rootDirectory}]", directoryLength + 2));
-
-    server.results.listen((result) {
-      var buffer = new StringBuffer();
-      buffer.write("$prefix ");
-
-      if (result.isSuccess) {
-        buffer.write(
-            "${log.green('GET')} ${result.url.path} $_arrow ${result.id}");
-      } else {
-        buffer.write("${log.red('GET')} ${result.url.path} $_arrow");
-
-        var error = result.error.toString();
-        if (error.contains("\n")) {
-          buffer.write("\n${prefixLines(error)}");
-        } else {
-          buffer.write(" $error");
-        }
-      }
-
-      log.message(buffer);
-    }, onError: _fatalError);
-
-    log.message("Serving ${entrypoint.root.name} "
-        "${padRight(server.rootDirectory, directoryLength)} "
-        "on ${log.bold('http://$hostname:${server.port}')}");
-  }
-
-  /// Reports [error] and exits the server.
-  void _fatalError(error, [stackTrace]) {
-    if (_completer.isCompleted) return;
-    _completer.completeError(error, stackTrace);
-  }
-}