Support factory methods.

frog/leg/namer.dart

 // Copyright (c) 2011, 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.
 
 /**
  * Assigns JavaScript identifiers to Dart variables, class-names and members.
  */
 class Namer {
   static Set<String> _jsReserved = null;
   Set<String> get jsReserved() {
@@ skipping 21 matching lines @@
     // TODO(floitsch): mangle, while preserving uniqueness.
     return candidate;
   }
 
   /**
    * The constructor-body name is computed from the corresponding
    * constructor element because, in the case of a super-initialization, the
    * body element is not accessible.
    */
   String constructorBodyName(Element element) {
-    assert(element.kind == ElementKind.CONSTRUCTOR);
+    assert(element.kind == ElementKind.GENERATIVE_CONSTRUCTOR);
     // TODO(floitsch): the constructor-body name must not conflict with other
     // instance fields.
     // TOD(floitsch): deal with named constructors.
     return instanceName(element.name);
   }
 
   /**
    * Returns a preferred JS-id for the given element. The returned id is
    * guaranteed to be a valid JS-id.
    *
    * For instance-members the returned strings are guaranteed not to clash. For
    * static variables there might be clashes. In the latter case the caller
    * needs to ensure uniqueness.
    */
   String getName(Element element) {
     switch (element.kind) {
-      case ElementKind.CONSTRUCTOR_BODY:
+      case ElementKind.GENERATIVE_CONSTRUCTOR_BODY:
         ConstructorBodyElement bodyElement = element;
         return constructorBodyName(bodyElement.constructor);
 
-      case ElementKind.CONSTRUCTOR:
+      case ElementKind.GENERATIVE_CONSTRUCTOR:
       default:
         if (element.isInstanceMember()) {
           return instanceName(element.name);
         }
         // TODO(floitsch): deal with named constructors.
         String name = '${element.name}';
         // Prefix the name with '$' if it is reserved.
         if (jsReserved.contains(name)) {
           name = "\$$name";
           assert(!jsReserved.contains(name));
@@ skipping 43 matching lines @@
     if (jsId === null) jsId = define(element);
     return "$currentIsolate.$jsId";
   }
 
   String isolatePropertyAccess(Element element) {
     String jsId = globals[element];
     if (jsId === null) jsId = define(element);
     return "$isolate.prototype.$jsId";
   }
 }