Support factory methods.

frog/leg/emitter.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.
 
 /**
  * Generates the code for all used classes in the program. Static fields (even
  * in classes) are ignored, since they can be treated as non-class elements.
  *
  * The code for the containing (used) methods must exist in the [:universe:].
  */
@@ skipping 24 matching lines @@
     buffer.add('$inheritsName = ');
     buffer.add(INHERIT_FUNCTION);
     buffer.add(';\n');
   }
 
   void addInstanceMember(Element member,
                          String prototype,
                          StringBuffer buffer) {
     assert(member.isInstanceMember());
     if (member.kind === ElementKind.FUNCTION
-        || member.kind === ElementKind.CONSTRUCTOR_BODY) {
+        || member.kind === ElementKind.GENERATIVE_CONSTRUCTOR_BODY) {
       String codeBlock = compiler.universe.generatedCode[member];
       if (codeBlock !== null) {
         buffer.add('$prototype.${namer.getName(member)} = $codeBlock;\n');
       }
     } else {
       // TODO(ngeoffray): Have another class generate the code for the
       // fields.
       assert(member.kind === ElementKind.FIELD);
       String setterName = namer.setterName(member.name);
       String getterName = namer.getterName(member.name);
@@ skipping 88 matching lines @@
           buffer.add(';\n\n');
         }
       });
       buffer.add('var ${namer.currentIsolate} = new ${namer.isolate}();\n');
       buffer.add('${namer.currentIsolate}.main();\n');
       compiler.assembledCode = buffer.toString();
     });
     return compiler.assembledCode;
   }
 }