add JsArray and JsObject.asJsMap()

pkg/browser/lib/interop.js

 // Copyright (c) 2013, 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.
 
 // ---------------------------------------------------------------------------
 // Support for JS interoperability
 // ---------------------------------------------------------------------------
 function SendPortSync() {
 }
 
@@ skipping 318 matching lines @@
   function DartProxy(id, sendPort) {
     this.id = id;
     this.port = sendPort;
   }
 
   // Serializes JS types to SendPortSync format:
   // - primitives -> primitives
   // - sendport -> sendport
   // - Function -> [ 'funcref', function-id, sendport ]
   // - Object -> [ 'objref', object-id, sendport ]
+  // - Array -> [ 'arrayref', object-id, sendport ]
   function serialize(message) {
     if (message == null) {
       return null;  // Convert undefined to null.
     } else if (typeof(message) == 'string' ||
                typeof(message) == 'number' ||
                typeof(message) == 'boolean') {
       // Primitives are passed directly through.
       return message;
     } else if (message instanceof SendPortSync) {
       // Non-proxied objects are serialized.
       return message;
     } else if (typeof(message) == 'function') {
       if ('_dart_id' in message) {
         // Remote function proxy.
         var remoteId = message._dart_id;
         var remoteSendPort = message._dart_port;
         return [ 'funcref', remoteId, remoteSendPort ];
       } else {
         // Local function proxy.
         return [ 'funcref',
                  proxiedObjectTable.add(message),
                  proxiedObjectTable.sendPort ];
       }
     } else if (message instanceof DartProxy) {
       // Remote object proxy.
       return [ 'objref', message.id, message.port ];
     } else {
       // Local object proxy.
-      return [ 'objref',
+      return [ message instanceof Array ? 'arrayref' : 'objref',
                proxiedObjectTable.add(message),
                proxiedObjectTable.sendPort ];
     }
   }
 
   function deserialize(message) {
     if (message == null) {
       return null;  // Convert undefined to null.
     } else if (typeof(message) == 'string' ||
                typeof(message) == 'number' ||
@@ skipping 152 matching lines @@
     port.receive(f);
     window.registerPort(name, port.toSendPort());
   }
 
   makeGlobalPort('dart-js-context', context);
   makeGlobalPort('dart-js-create', construct);
   makeGlobalPort('dart-js-instanceof', proxyInstanceof);
   makeGlobalPort('dart-js-delete-property', proxyDeleteProperty);
   makeGlobalPort('dart-js-convert', proxyConvert);
 })();