Make any exception in the operations loop fatal.

pkg/analysis_server/lib/src/analysis_server.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 analysis.server;
 
 import 'dart:async';
 import 'dart:collection';
 
 import 'package:analyzer/file_system/file_system.dart';
@@ skipping 385 matching lines @@
     try {
       operation.perform(this);
     } catch (exception, stackTrace) {
       AnalysisEngine.instance.logger.logError("${exception}\n${stackTrace}");
       if (rethrowExceptions) {
         throw new AnalysisException(
             'Unexpected exception during analysis',
             new CaughtException(exception, stackTrace));
       }
       _sendServerErrorNotification(exception, stackTrace);
+      shutdown();
     } finally {
       if (!operationQueue.isEmpty) {
         _schedulePerformOperation();
       } else {
         sendStatusNotification(null);
       }
     }
   }
 
   /**
@@ skipping 317 matching lines @@
   }
 
   /**
    * Schedules [performOperation] exection.
    */
   void _schedulePerformOperation() {
     new Future(performOperation);
   }
 
   /**
-   * Sends a non-fatal `server.error` notification.
+   * Sends a fatal `server.error` notification.
    */
   void _sendServerErrorNotification(exception, stackTrace) {
     // prepare exception.toString()
     String exceptionString;
     if (exception != null) {
       exceptionString = exception.toString();
     } else {
       exceptionString = 'null exception';
     }
     // prepare stackTrace.toString()
     String stackTraceString;
     if (stackTrace != null) {
       stackTraceString = stackTrace.toString();
     } else {
       stackTraceString = 'null stackTrace';
     }
     // send the notification
     Notification notification = new Notification(SERVER_ERROR);
-    notification.setParameter(FATAL, false);
+    notification.setParameter(FATAL, true);
     notification.setParameter(MESSAGE, exceptionString);
     notification.setParameter(STACK_TRACE, stackTraceString);
     channel.sendNotification(notification);
   }
 }
 
 
 /**
  * An enumeration of the services provided by the analysis domain.
  */
@@ skipping 17 matching lines @@
 /**
  * An enumeration of the services provided by the server domain.
  */
 class ServerService extends Enum2<ServerService> {
   static const ServerService STATUS = const ServerService('STATUS', 0);
 
   static const List<ServerService> VALUES = const [STATUS];
 
   const ServerService(String name, int ordinal) : super(name, ordinal);
 }