Set initializer expressions for default values of parameters of local functions.

pkg/analyzer/lib/src/dart/analysis/driver.dart

 // Copyright (c) 2016, 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.
 
 import 'dart:async';
 import 'dart:collection';
 import 'dart:typed_data';
 
 import 'package:analyzer/dart/ast/ast.dart';
 import 'package:analyzer/error/error.dart';
@@ skipping 48 matching lines @@
  *
  *
  * TODO(scheglov) Clean up the list of implicitly analyzed files.
  *
  * TODO(scheglov) Handle not existing 'dart:x' URIs (while user is typing).
  */
 class AnalysisDriver {
   /**
    * The version of data format, should be incremented on every format change.
    */
-  static const int DATA_VERSION = 4;
+  static const int DATA_VERSION = 5;
 
   /**
    * The name of the driver, e.g. the name of the folder.
    */
   String name;
 
   /**
    * The scheduler that schedules analysis work in this, and possibly other
    * analysis drivers.
    */
@@ skipping 717 matching lines @@
   void _transitionToIdle() {
     if (_currentStatus != AnalysisStatus.IDLE) {
       _currentStatus = AnalysisStatus.IDLE;
       _statusController.add(AnalysisStatus.IDLE);
     }
   }
 
   /**
    * Verify the API signature for the file with the given [path], and decide
    * which linked libraries should be invalidated, and files reanalyzed.
-   *
-   * TODO(scheglov) I see that adding a local var changes (full) API signature.
    */
   FileState _verifyApiSignature(String path) {
     return _logger.run('Verify API signature of $path', () {
       bool anyApiChanged = false;
       List<FileState> files = _fsState.getFilesForPath(path);
       for (FileState file in files) {
         bool apiChanged = file.refresh();
         if (apiChanged) {
           anyApiChanged = true;
         }
@@ skipping 417 matching lines @@
   /**
    * Complete the [signal] future if it is not completed yet. It is safe to
    * call this method multiple times, but the [signal] will complete only once.
    */
   void notify() {
     if (!_completer.isCompleted) {
       _completer.complete(null);
     }
   }
 }