First stab at parsing redirecting constructors.

lib/compiler/implementation/tree/nodes.dart

Index: lib/compiler/implementation/tree/nodes.dart
diff --git a/lib/compiler/implementation/tree/nodes.dart b/lib/compiler/implementation/tree/nodes.dart
index 398e30a1c96f282b1e81a667524eefba77bc407c..d58844e5a47da15549624c7f99b939c6a35bfaeb 100644
--- a/lib/compiler/implementation/tree/nodes.dart
+++ b/lib/compiler/implementation/tree/nodes.dart
@@ -891,6 +891,8 @@ class Return extends Statement {
 
   bool get hasExpression => expression !== null;
 
+  String get firstTokenStringValue => beginToken.stringValue;

[ahe, 2012/10/05 08:23:20]

Where is this used?

[Lasse Reichstein Nielsen, 2012/10/09 09:46:54]

In unparser, validator and resolver. Looking at the beginToken seems to happen a
lot.

Would it be better to have methods on Return like "isFunctionBody" and
"isRedirectingFactoryBody" that does the check?

+
   accept(Visitor visitor) => visitor.visitReturn(this);
 
   visitChildren(Visitor visitor) {