New analyzer snapshot.

pkg/analyzer/lib/src/generated/sdk_io.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.
 
 // This code was auto-generated, is not intended to be edited, and is subject to
 // significant change. Please see the README file for more information.
 
 library engine.sdk.io;
 
 import 'java_core.dart';
@@ skipping 70 matching lines @@
    * A mapping from Dart library URI's to the library represented by that URI.
    */
   LibraryMap _libraryMap;
 
   /**
    * The name of the directory within the SDK directory that contains executables.
    */
   static String _BIN_DIRECTORY_NAME = "bin";
 
   /**
-   * The name of the directory on Mac that contains dartium.
-   */
-  static String _DARTIUM_DIRECTORY_NAME_MAC = "Chromium.app";
-
-  /**
    * The name of the directory on non-Mac that contains dartium.
    */
   static String _DARTIUM_DIRECTORY_NAME = "chromium";
 
   /**
    * The name of the dart2js executable on non-windows operating systems.
    */
   static String _DART2JS_EXECUTABLE_NAME = "dart2js";
 
   /**
@@ skipping 119 matching lines @@
 
   /**
    * Initialize a newly created SDK to represent the Dart SDK installed in the given directory.
    *
    * @param sdkDirectory the directory containing the SDK
    * @param useDart2jsPaths `true` if the dart2js path should be used when it is available
    */
   DirectoryBasedDartSdk(JavaFile sdkDirectory, [bool useDart2jsPaths = false]) {
     this._sdkDirectory = sdkDirectory.getAbsoluteFile();
     _libraryMap = initialLibraryMap(useDart2jsPaths);
-    _analysisContext = new AnalysisContextImpl();
-    _analysisContext.sourceFactory = new SourceFactory([new DartUriResolver(this)]);
-    List<String> uris = this.uris;
-    ChangeSet changeSet = new ChangeSet();
-    for (String uri in uris) {
-      changeSet.addedSource(_analysisContext.sourceFactory.forUri(uri));
-    }
-    _analysisContext.applyChanges(changeSet);
   }
 
   @override
   Source fromEncoding(UriKind kind, Uri uri) => new FileBasedSource.con2(new JavaFile.fromUri(uri), kind);
 
   @override
-  AnalysisContext get context => _analysisContext;
+  AnalysisContext get context {
+    if (_analysisContext == null) {
+      _analysisContext = new AnalysisContextImpl();
+      _analysisContext.sourceFactory = new SourceFactory([new DartUriResolver(this)]);
+      List<String> uris = this.uris;
+      ChangeSet changeSet = new ChangeSet();
+      for (String uri in uris) {
+        changeSet.addedSource(_analysisContext.sourceFactory.forUri(uri));
+      }
+      _analysisContext.applyChanges(changeSet);
+    }
+    return _analysisContext;
+  }
 
   /**
    * Return the file containing the dart2js executable, or `null` if it does not exist.
    *
    * @return the file containing the dart2js executable
    */
   JavaFile get dart2JsExecutable {
     if (_dart2jsExecutable == null) {
       _dart2jsExecutable = _verifyExecutable(new JavaFile.relative(new JavaFile.relative(_sdkDirectory, _BIN_DIRECTORY_NAME), OSUtilities.isWindows() ? _DART2JS_EXECUTABLE_NAME_WIN : _DART2JS_EXECUTABLE_NAME));
     }
@@ skipping 286 matching lines @@
     Parser parser = new Parser(source, errorListener);
     CompilationUnit unit = parser.parseCompilationUnit(scanner.tokenize());
     SdkLibrariesReader_LibraryBuilder libraryBuilder = new SdkLibrariesReader_LibraryBuilder(_useDart2jsPaths);
     // If any syntactic errors were found then don't try to visit the AST structure.
     if (!errorListener.errorReported) {
       unit.accept(libraryBuilder);
     }
     return libraryBuilder.librariesMap;
   }
 }