Add the --no-error-notification flag to the analysis server flag set, not yet implemented.

pkg/analysis_server/lib/driver.dart

 // Copyright (c) 2014, 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 driver;
 
 import 'dart:async';
 import 'dart:io';
 
 import 'package:analysis_server/http_server.dart';
 import 'package:analysis_server/src/socket_server.dart';
 import 'package:analysis_server/stdio_server.dart';
 import 'package:analyzer/src/generated/java_io.dart';
 import 'package:analyzer/src/generated/sdk.dart';
 import 'package:analyzer/src/generated/sdk_io.dart';
 import 'package:args/args.dart';
 
 /**
  * The [Driver] class represents a single running instance of the analysis
  * server application.  It is responsible for parsing command line options
  * and starting the HTTP and/or stdio servers.
  */
 class Driver {
   /**
    * The name of the application that is used to start a server.
    */
-  static const BINARY_NAME = 'server';
+  static const BINARY_NAME = "server";
 
   /**
    * The name of the option used to enable instrumentation.
    */
   static const String ENABLE_INSTRUMENTATION_OPTION = "enable-instrumentation";
 
   /**
    * The name of the option used to print usage information.
    */
   static const String HELP_OPTION = "help";
 
   /**
    * The name of the option used to specify the log file to which
    * instrumentation data is to be written.
    */
   static const String INSTRUMENTATION_LOG_FILE_OPTION =
       "instrumentation-log-file";
 
   /**
    * The name of the option used to specify the port to which the server will
    * connect.
    */
   static const String PORT_OPTION = "port";
 
   /**
    * The path to the SDK.
    * TODO(paulberry): get rid of this once the 'analysis.updateSdks' request is
    * operational.
    */
-  static const String SDK_OPTION = 'sdk';
+  static const String SDK_OPTION = "sdk";
+
+  /**
+   * The name of the option used to disable error notifications.
+   */
+  static const String NO_ERROR_NOTIFICATION = "no-error-notification";
 
   SocketServer socketServer;
 
   HttpAnalysisServer httpServer;
 
   StdioAnalysisServer stdioServer;
 
   Driver();
   /**
    * Use the given command-line arguments to start this server.
@@ skipping 10 matching lines @@
         help: "print this help message without starting a server",
         defaultsTo: false,
         negatable: false);
     parser.addOption(
         INSTRUMENTATION_LOG_FILE_OPTION,
         help: "[path] the file to which instrumentation data will be logged");
     parser.addOption(
         PORT_OPTION,
         help: "[port] the port on which the server will listen");
     parser.addOption(SDK_OPTION, help: "[path] the path to the sdk");
+    parser.addFlag(
+        NO_ERROR_NOTIFICATION,
+        help: "disable sending all analysis error notifications to the server (not yet implemented)",
+        defaultsTo: false,
+        negatable: false);
 
     ArgResults results = parser.parse(args);
     if (results[HELP_OPTION]) {
       _printUsage(parser);
       return;
     }
     if (results[ENABLE_INSTRUMENTATION_OPTION]) {
       if (results[INSTRUMENTATION_LOG_FILE_OPTION] != null) {
         // TODO(brianwilkerson) Initialize the instrumentation system with
         // logging.
@@ skipping 59 matching lines @@
   /**
    * Print information about how to use the server.
    */
   void _printUsage(ArgParser parser) {
     print('Usage: $BINARY_NAME [flags]');
     print('');
     print('Supported flags are:');
     print(parser.usage);
   }
 }