Converted Observatory code-view element

runtime/observatory/lib/src/elements/helpers/any_ref.dart

 // 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.
 
 import 'dart:html';
 import 'package:observatory/models.dart' as M;
 import 'package:observatory/src/elements/class_ref.dart';
 import 'package:observatory/src/elements/code_ref.dart';
 import 'package:observatory/src/elements/context_ref.dart';
 import 'package:observatory/src/elements/error_ref.dart';
 import 'package:observatory/src/elements/field_ref.dart';
 import 'package:observatory/src/elements/function_ref.dart';
 import 'package:observatory/src/elements/helpers/rendering_scheduler.dart';
 import 'package:observatory/src/elements/icdata_ref.dart';
 import 'package:observatory/src/elements/instance_ref.dart';
 import 'package:observatory/src/elements/megamorphiccache_ref.dart';
 import 'package:observatory/src/elements/library_ref.dart';
 import 'package:observatory/src/elements/local_var_descriptors_ref.dart';
 import 'package:observatory/src/elements/objectpool_ref.dart';
 import 'package:observatory/src/elements/pc_descriptors_ref.dart';
 import 'package:observatory/src/elements/script_ref.dart';
 import 'package:observatory/src/elements/sentinel_value.dart';
+import 'package:observatory/src/elements/type_arguments_ref.dart';
 import 'package:observatory/src/elements/token_stream_ref.dart';
 import 'package:observatory/src/elements/unknown_ref.dart';
 
 Element anyRef(M.IsolateRef isolate, ref,
     M.InstanceRepository instances, {RenderingQueue queue}) {
   if (ref is M.Guarded) {
     return anyRef(isolate, ref.asSentinel ?? ref.asValue, instances,
         queue: queue);
-  } else if (ref is M.ClassRef) {
-    return new ClassRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.CodeRef) {
-    return new CodeRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.ContextRef) {
-    return new ContextRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.Error ) {
-    return new ErrorRefElement(ref, queue: queue);
-  } else if (ref is M.FieldRef) {
-    return new FieldRefElement(isolate, ref, instances, queue: queue);
-  }  else if (ref is M.FunctionRef) {
-    return new FunctionRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.ICDataRef) {
-    return new ICDataRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.InstanceRef) {
-    return new InstanceRefElement(isolate, ref, instances, queue: queue);
-  } else if (ref is M.LibraryRef) {
-    return new LibraryRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.LocalVarDescriptorsRef) {
-    return new LocalVarDescriptorsRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.MegamorphicCacheRef) {
-    return new MegamorphicCacheRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.ObjectPoolRef) {
-    return new ObjectPoolRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.PcDescriptorsRef) {
-    return new PcDescriptorsRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.Sentinel) {
-    return new SentinelValueElement(ref, queue: queue);
-  } else if (ref is M.ScriptRef) {
-    return new ScriptRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.TokenStreamRef) {
-    return new TokenStreamRefElement(isolate, ref, queue: queue);
-  } else if (ref is M.UnknownObjectRef) {
-    return new UnknownObjectRefElement(isolate, ref, queue: queue);
-  } else {
-    return null;
+  } else if (ref is M.ObjectRef) {
+    if (ref is M.ClassRef) {
+      return new ClassRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.CodeRef) {
+      return new CodeRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.ContextRef) {
+      return new ContextRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.Error ) {
+      return new ErrorRefElement(ref, queue: queue);
+    } else if (ref is M.FieldRef) {
+      return new FieldRefElement(isolate, ref, instances, queue: queue);
+    }  else if (ref is M.FunctionRef) {
+      return new FunctionRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.ICDataRef) {
+      return new ICDataRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.InstanceRef) {
+      return new InstanceRefElement(isolate, ref, instances, queue: queue);
+    } else if (ref is M.LibraryRef) {
+      return new LibraryRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.LocalVarDescriptorsRef) {
+      return new LocalVarDescriptorsRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.MegamorphicCacheRef) {
+      return new MegamorphicCacheRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.ObjectPoolRef) {
+      return new ObjectPoolRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.PcDescriptorsRef) {
+      return new PcDescriptorsRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.Sentinel) {
+      return new SentinelValueElement(ref, queue: queue);
+    } else if (ref is M.ScriptRef) {
+      return new ScriptRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.TypeArgumentsRef) {
+      return new TypeArgumentsRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.TokenStreamRef) {
+      return new TokenStreamRefElement(isolate, ref, queue: queue);
+    } else if (ref is M.UnknownObjectRef) {
+      return new UnknownObjectRefElement(isolate, ref, queue: queue);
+    }
   }
+  return null;
 }