Add '--finer-grained-invalidation' option to Analysis Server.

pkg/analysis_server/lib/src/server/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 'dart:math';
 
@@ skipping 226 matching lines @@
   static const String INCREMENTAL_RESOLUTION_LOG = "incremental-resolution-log";
 
   /**
    * The name of the option used to enable validation of incremental resolution
    * results.
    */
   static const String INCREMENTAL_RESOLUTION_VALIDATION =
       "incremental-resolution-validation";
 
   /**
+   * The name of the option used to enable fined grained invalidation.
+   */
+  static const String FINER_GRAINED_INVALIDATION = 'finer-grained-invalidation';
+
+  /**
    * The name of the option used to cause instrumentation to also be written to
    * a local file.
    */
   static const String INSTRUMENTATION_LOG_FILE = "instrumentation-log-file";
 
   /**
    * The name of the option used to specify if [print] should print to the
    * console instead of being intercepted.
    */
   static const String INTERNAL_DELAY_FREQUENCY = 'internal-delay-frequency';
@@ skipping 110 matching lines @@
         exitCode = 1;
         return;
       }
     }
 
     AnalysisServerOptions analysisServerOptions = new AnalysisServerOptions();
     analysisServerOptions.enableIncrementalResolutionApi =
         results[ENABLE_INCREMENTAL_RESOLUTION_API];
     analysisServerOptions.enableIncrementalResolutionValidation =
         results[INCREMENTAL_RESOLUTION_VALIDATION];
+    analysisServerOptions.finerGrainedInvalidation =
+        results[FINER_GRAINED_INVALIDATION];
     analysisServerOptions.noErrorNotification = results[NO_ERROR_NOTIFICATION];
     analysisServerOptions.noIndex = results[NO_INDEX];
     analysisServerOptions.useAnalysisHighlight2 =
         results[USE_ANALISYS_HIGHLIGHT2];
     analysisServerOptions.fileReadMode = results[FILE_READ_MODE];
 
     _initIncrementalLogger(results[INCREMENTAL_RESOLUTION_LOG]);
 
     //
     // Process all of the plugins so that extensions are registered.
@@ skipping 130 matching lines @@
     parser.addFlag(HELP_OPTION,
         help: "print this help message without starting a server",
         defaultsTo: false,
         negatable: false);
     parser.addOption(INCREMENTAL_RESOLUTION_LOG,
         help: "set a destination for the incremental resolver's log");
     parser.addFlag(INCREMENTAL_RESOLUTION_VALIDATION,
         help: "enable validation of incremental resolution results (slow)",
         defaultsTo: false,
         negatable: false);
+    parser.addFlag(FINER_GRAINED_INVALIDATION,
+        help: "enable finer grained invalidation",
+        defaultsTo: false,
+        negatable: false);
     parser.addOption(INSTRUMENTATION_LOG_FILE,
         help:
             "the path of the file to which instrumentation data will be written");
     parser.addFlag(INTERNAL_PRINT_TO_CONSOLE,
         help: "enable sending `print` output to the console",
         defaultsTo: false,
         negatable: false);
     parser.addOption(PORT_OPTION,
         help: "the http diagnostic port on which the server provides"
             " status and performance information");
@@ skipping 75 matching lines @@
    */
   static void _rollLogFiles(String path, int numOld) {
     for (int i = numOld - 1; i >= 0; i--) {
       try {
         String oldPath = i == 0 ? path : '$path.$i';
         new File(oldPath).renameSync('$path.${i+1}');
       } catch (e) {}
     }
   }
 }