Create LibraryElement.loadLibrary during resynth.

pkg/analyzer/lib/src/summary/resynthesize.dart

 // Copyright (c) 2015, 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 summary_resynthesizer;
 
 import 'package:analyzer/analyzer.dart';
 import 'package:analyzer/src/generated/element.dart';
 import 'package:analyzer/src/generated/element_handle.dart';
 import 'package:analyzer/src/generated/engine.dart';
@@ skipping 696 matching lines @@
         new NamespaceBuilder().createPublicNamespaceForLibrary(libraryElement);
     // TODO(paulberry): compute the export namespace from prelinked data, so
     // that exported libraries won't be unnecessarily resynthesized.
     libraryElement.exportNamespace =
         new NamespaceBuilder().createExportNamespaceForLibrary(libraryElement);
     // Find the entry point.
     libraryElement.entryPoint =
         libraryElement.exportNamespace.definedNames.values.firstWhere(
             (element) => element is FunctionElement && element.isEntryPoint,
             orElse: () => null);
+    // Create the synthetic element for `loadLibrary`.
+    if (!isCoreLibrary) {

[Paul Berry, 2016/01/13 16:07:49]

This seems like a bug.  The language spec allows `dart:core` to be imported with
a deferred import (and I just tested that it works with analyzer, the VM, and
dart2js), so I think we have to create the `loadLibrary` function for all
libraries, even `dart:core`.

[scheglov, 2016/01/13 16:51:54]

Done.

+      libraryElement
+          .createLoadLibraryFunction(summaryResynthesizer.typeProvider);
+    }
     // Done.
     return libraryElement;
   }
 
   /**
    * Resynthesize a [ParameterElement].
    */
   ParameterElement buildParameter(UnlinkedParam serializedParameter) {
     ParameterElementImpl parameterElement = new ParameterElementImpl(
         serializedParameter.name, serializedParameter.nameOffset);
@@ skipping 270 matching lines @@
     }
     for (FunctionTypeAliasElement typeAlias in unit.functionTypeAliases) {
       elementMap[typeAlias.name] = typeAlias;
     }
     resummarizedElements[absoluteUri] = elementMap;
     unitHolder = null;
     prelinkedUnit = null;
     unlinkedUnit = null;
   }
 }