Revert "Remove unused option in server API"

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 'dart:core';
 import 'dart:io' as io;
@@ skipping 12 matching lines @@
 import 'package:analysis_server/src/services/index/index.dart';
 import 'package:analysis_server/src/services/search/search_engine.dart';
 import 'package:analysis_server/src/services/search/search_engine_internal.dart';
 import 'package:analysis_server/src/single_context_manager.dart';
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/dart/element/element.dart';
 import 'package:analyzer/exception/exception.dart';
 import 'package:analyzer/file_system/file_system.dart';
 import 'package:analyzer/instrumentation/instrumentation.dart';
 import 'package:analyzer/plugin/resolver_provider.dart';
+import 'package:analyzer/source/pub_package_map_provider.dart';
 import 'package:analyzer/src/context/builder.dart';
 import 'package:analyzer/src/dart/ast/utilities.dart';
 import 'package:analyzer/src/generated/engine.dart';
 import 'package:analyzer/src/generated/sdk.dart';
 import 'package:analyzer/src/generated/source.dart';
 import 'package:analyzer/src/generated/source_io.dart';
 import 'package:analyzer/src/generated/utilities_general.dart';
+import 'package:analyzer/src/summary/package_bundle_reader.dart';
 import 'package:analyzer/src/summary/pub_summary.dart';
 import 'package:analyzer/src/task/dart.dart';
 import 'package:analyzer/src/util/glob.dart';
 import 'package:analyzer/task/dart.dart';
 import 'package:plugin/plugin.dart';
 
 typedef void OptionUpdater(AnalysisOptionsImpl options);
 
 /**
  * Enum representing reasons why analysis might be done for a given file.
@@ skipping 261 matching lines @@
    * responses to the given [channel].
    *
    * If [rethrowExceptions] is true, then any exceptions thrown by analysis are
    * propagated up the call stack.  The default is true to allow analysis
    * exceptions to show up in unit tests, but it should be set to false when
    * running a full analysis server.
    */
   AnalysisServer(
       this.channel,
       this.resourceProvider,
+      PubPackageMapProvider packageMapProvider,
       Index _index,
       this.serverPlugin,
       this.options,
       this.sdkManager,
       this.instrumentationService,
       {ResolverProvider fileResolverProvider: null,
       ResolverProvider packageResolverProvider: null,
       bool useSingleContextManager: false,
       this.rethrowExceptions: true})
       : index = _index,
         searchEngine = _index != null ? new SearchEngineImpl(_index) : null {
     _performance = performanceDuringStartup;
     defaultContextOptions.incremental = true;
     defaultContextOptions.incrementalApi =
         options.enableIncrementalResolutionApi;
     defaultContextOptions.incrementalValidation =
         options.enableIncrementalResolutionValidation;
     defaultContextOptions.finerGrainedInvalidation =
         options.finerGrainedInvalidation;
     defaultContextOptions.generateImplicitErrors = false;
     operationQueue = new ServerOperationQueue();
     if (useSingleContextManager) {
       contextManager = new SingleContextManager(resourceProvider, sdkManager,
           packageResolverProvider, analyzedFilesGlobs, defaultContextOptions);
     } else {
       contextManager = new ContextManagerImpl(
           resourceProvider,
           sdkManager,
           packageResolverProvider,
+          packageMapProvider,
           analyzedFilesGlobs,
           instrumentationService,
           defaultContextOptions);
     }
     this.fileResolverProvider = fileResolverProvider;
     this.packageResolverProvider = packageResolverProvider;
     ServerContextManagerCallbacks contextManagerCallbacks =
         new ServerContextManagerCallbacks(this, resourceProvider);
     contextManager.callbacks = contextManagerCallbacks;
     _noErrorNotification = options.noErrorNotification;
@@ skipping 1057 matching lines @@
       // to be scheduled for this context.
     }
     //
     // Update the defaults used to create new contexts.
     //
     optionUpdaters.forEach((OptionUpdater optionUpdater) {
       optionUpdater(defaultContextOptions);
     });
   }
 
+  void _computingPackageMap(bool computing) {
+    if (serverServices.contains(ServerService.STATUS)) {
+      PubStatus pubStatus = new PubStatus(computing);
+      ServerStatusParams params = new ServerStatusParams(pub: pubStatus);
+      sendNotification(params.toNotification());
+    }
+  }
+
   /**
    * Return a set of all contexts whose associated folder is contained within,
    * or equal to, one of the resources in the given list of [resources].
    */
   Set<AnalysisContext> _getContexts(List<Resource> resources) {
     Set<AnalysisContext> contexts = new HashSet<AnalysisContext>();
     resources.forEach((Resource resource) {
       if (resource is Folder) {
         contexts.addAll(contextManager.contextsInAnalysisRoot(resource));
       }
@@ skipping 170 matching lines @@
       analysisServer.schedulePerformAnalysisOperation(context);
       List<String> flushedFiles = new List<String>();
       for (Source source in changeSet.removedSources) {
         flushedFiles.add(source.fullName);
       }
       sendAnalysisNotificationFlushResults(analysisServer, flushedFiles);
     }
   }
 
   @override
+  void computingPackageMap(bool computing) =>
+      analysisServer._computingPackageMap(computing);
+
+  @override
   ContextBuilder createContextBuilder(Folder folder, AnalysisOptions options) {
     String defaultPackageFilePath = null;
     String defaultPackagesDirectoryPath = null;
     String path = (analysisServer.contextManager as ContextManagerImpl)
         .normalizedPackageRoots[folder.path];
     if (path != null) {
       Resource resource = resourceProvider.getResource(path);
       if (resource.exists) {
         if (resource is File) {
           defaultPackageFilePath = path;
@@ skipping 138 matching lines @@
   /**
    * The [PerformanceTag] for time spent in server request handlers.
    */
   static PerformanceTag serverRequests = new PerformanceTag('serverRequests');
 
   /**
    * The [PerformanceTag] for time spent in split store microtasks.
    */
   static PerformanceTag splitStore = new PerformanceTag('splitStore');
 }