Support local functions in analyzer2dart.

pkg/analyzer2dart/test/end2end_data.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.
 
 /// Test data for the end2end test.
 library test.end2end.data;
 
 import 'test_helper.dart' show Group;
 import 'test_helper.dart' as base show TestSpec;
 
@@ skipping 718 matching lines @@
 ''', '''
 main(a) {
   var i, v0 = a.iterator;
   while (v0.moveNext()) {
     i = v0.current;
     print(i);
   }
 }
 '''),
   ]),
+
+  const Group('Local functions', const <TestSpec>[
+    const TestSpec('''
+main(a) {
+  local() {}
+  return local();
+}
+''', '''
+main(a) {
+  return (() {})();
+}
+'''),
+
+  const TestSpec('''
+main(a) {
+  local() {}
+  var l = local;
+  return l();
+}
+''', '''
+main(a) {
+  return (() {})();
+}
+'''),
+
+  const TestSpec('''
+main(a) {
+  return () {}();
+}
+''', '''
+main(a) {
+  return (() {})();
+}
+'''),
+
+  const TestSpec('''
+main(a) {
+  var c = a ? () { return 0; } : () { return 1; }
+  return c();
+}
+''', '''
+main(a) {
+  return (a ? () {
+    return 0;
+  } : () {
+    return 1;
+  })();
+}
+'''),
+  ]),
 ];