First stab at parsing redirecting constructors.

lib/compiler/implementation/scanner/listener.dart

Index: lib/compiler/implementation/scanner/listener.dart
diff --git a/lib/compiler/implementation/scanner/listener.dart b/lib/compiler/implementation/scanner/listener.dart
index 3298428766a661c10ad6f2cbe62d4ec997f1dd80..2f9b67a284bae52c00e8042f49be8f9430d1c0ea 100644
--- a/lib/compiler/implementation/scanner/listener.dart
+++ b/lib/compiler/implementation/scanner/listener.dart
@@ -250,6 +250,12 @@ class Listener {
                                    Token beginToken, Token endToken) {
   }
 
+  void beginRedirectingFactoryBody(Token token) {
+  }
+
+  void endRedirectingFactoryBody(Token start, Token dot, Token end) {

[ahe, 2012/09/26 14:51:09]

Not sure this is "dot". You're using a different name below.

[Lasse Reichstein Nielsen, 2012/09/27 11:50:59]

Switched to periodBeforeName everywhere.

+  }
+
   void beginReturnStatement(Token token) {
   }
 
@@ -1157,6 +1163,23 @@ class NodeListener extends ElementListener {
     pushNode(null);
   }
 
+  void endRedirectingFactoryBody(Token start, Token namePartStart, Token end) {

[ahe, 2012/09/26 14:51:09]

What is namePartStart? Should it be periodBeforeName (as used elsewhere in this
file)?

[Lasse Reichstein Nielsen, 2012/09/27 11:50:59]

Done.

+    // This generates code for '= Type<T>.foo' that is similar to

[ahe, 2012/09/26 14:51:09]

code -> nodes

[Lasse Reichstein Nielsen, 2012/09/27 11:50:59]

Done.

+    // 'return new Type<T>.foo()'. It is recognizable by having
+    // the '=' token as starting token for both the Return and
+    // the NewExpression objects.
+    NodeList noArguments = new NodeList.empty();
+    Node target = popNode();
+    if (namePartStart != null) {
+      Identifier name = target;
+      TypeAnnotation type = popNode();
+      target = new Send(type, name);
+    }
+    NewExpression newExpression =
+        new NewExpression(start, new Send(null, target, noArguments));
+    pushNode(new Return(start, end, newExpression));
+  }
+
   void endReturnStatement(bool hasExpression,
                           Token beginToken, Token endToken) {
     Expression expression = hasExpression ? popNode() : null;