Implemented class literals in the VM.

runtime/vm/ast.h

 // Copyright (c) 2012, 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.
 
 #ifndef VM_AST_H_
 #define VM_AST_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/growable_array.h"
@@ skipping 327 matching lines @@
  public:
   TypeNode(intptr_t token_pos, const AbstractType& type)
       : AstNode(token_pos), type_(type) {
     ASSERT(type_.IsZoneHandle());
     ASSERT(!type_.IsNull());
     ASSERT(type_.IsFinalized());
   }
 
   const AbstractType& type() const { return type_; }
 
+  virtual const Instance* EvalConstExpr() const {
+    return &type();
+  }

[regis, 2012/12/22 00:04:50]

You need to check if the type is instantiated and not malformed before returning
it.

As explained, a TypeNode is only a compile time constant in the special case of
a non-generic class or raw type. Uninstantiated types can only be instantiated
at run time. 

[Tom Ball, 2012/12/27 22:13:44]

Done.

+
   virtual void VisitChildren(AstNodeVisitor* visitor) const { }
 
   DECLARE_COMMON_NODE_FUNCTIONS(TypeNode);
 
  private:
   const AbstractType& type_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(TypeNode);
 };
 
@@ skipping 1332 matching lines @@
   const LocalVariable& context_var_;
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(InlinedFinallyNode);
 };
 
 }  // namespace dart
 
 #undef DECLARE_COMMON_NODE_FUNCTIONS
 
 #endif  // VM_AST_H_