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 282 matching lines @@
           if (args.length == 1) {
             return [ 'return', serialize(receiver[field] = args[0]) ];
           }
         } else if (kind == 'hasProperty') {
           var field = member;
           return [ 'return', field in receiver ];
         } else if (kind == 'apply') {
           // Direct function invocation.
           return [ 'return',
               serialize(receiver.apply(args[0], args.slice(1))) ];
+        } else if (kind == 'asMap') {
+          if (member == 'containsValue') {
+            var found = false;
+            for (var p in receiver) {
+              if (receiver[p] === args[0]) {
+                found = true;
+                break;
+              }
+            }
+            return [ 'return', serialize(found) ];
+          } else if (member == 'addAll') {
+            var map = args[0];
+            for (var p in map) {
+              receiver[p] = map[p];
+            }
+            return [ 'return', null ];
+          } else if (member == 'values') {
+            var values = [];
+            for (var p in receiver) {
+              values.push(receiver[p]);
+            }
+            return [ 'return', serialize(values) ];
+          } else if (member == 'length') {
+            return [ 'return', serialize(Object.keys(receiver).length) ];
+          } else {
+            return [ 'throws', 'unsupported operation'];
+          }
         } else if (member == '[]' && args.length == 1) {
           // Index getter.
           return [ 'return', serialize(receiver[args[0]]) ];
         } else if (member == '[]=' && args.length == 2) {
           // Index setter.
           return [ 'return', serialize(receiver[args[0]] = args[1]) ];
         } else {
           // Member function invocation.
           var f = receiver[member];
           if (f) {
@@ skipping 16 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);
 })();