Add validation infrastructure for "pub lish".

utils/pub/command_lish.dart

 // Copyright (c) 2012, 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 command_lish;
 
 import 'dart:io';
 import 'dart:json';
 import 'dart:uri';
 
 import '../../pkg/args/lib/args.dart';
 import '../../pkg/http/lib/http.dart' as http;
 import 'pub.dart';
 import 'io.dart';
 import 'git.dart' as git;
 import 'oauth2.dart' as oauth2;
+import 'validator.dart';
 
 // TODO(nweiz): Make "publish" the primary name for this command. See issue
 // 6949.
 /// Handles the `lish` and `publish` pub commands.
 class LishCommand extends PubCommand {
   final description = "publish the current package to pub.dartlang.org";
   final usage = "pub publish [options]";
   final aliases = const ["lish", "lush"];
 
   ArgParser get commandParser {
@@ skipping 17 matching lines @@
       //   (contingent on issue 6813 and 6275). We should have the user
       //   re-authorize the client, then restart the command. We should also do
       //   this in case of an ExpirationException. See issue 6950.
       //
       // * Cloud Storage can provide an XML-formatted error. We should report
       //   that error and exit.
       return Futures.wait([
         client.get(server.resolve("/packages/versions/new.json")),
         _filesToPublish.transform((files) {
           return createTarGz(files, baseDir: entrypoint.root.dir);
-        }).chain(consumeInputStream)
+        }).chain(consumeInputStream),
+        Validator.runAll(cache, entrypoint)
       ]).chain((results) {
         var response = results[0];
         var packageBytes = results[1];
         var parameters = _parseJson(response);
 
         var url = _expectField(parameters, 'url', response);
         if (url is! String) _invalidServerResponse(response);
         cloudStorageUrl = new Uri.fromString(url);
         var request = new http.MultipartRequest('POST', cloudStorageUrl);
 
@@ skipping 103 matching lines @@
   _expectField(Map map, String key, http.Response response) {
     if (map.containsKey(key)) return map[key];
     _invalidServerResponse(response);
   }
 
   /// Throws an error describing an invalid response from the server.
   void _invalidServerResponse(http.Response response) {
     throw 'Invalid server response:\n${response.body}';
   }
 }