ClassMirror.mixin

runtime/lib/mirrors.cc

 // Copyright (c) 2012, 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.
 
 #include "lib/invocation_mirror.h"
 #include "vm/bootstrap_natives.h"
 #include "vm/class_finalizer.h"
 #include "vm/dart_entry.h"
 #include "vm/exceptions.h"
 #include "vm/object_store.h"
@@ skipping 185 matching lines @@
       return CreateTypedefMirror(cls, owner_mirror);
     }
   }
 
   const Bool& is_generic =
       (cls.NumTypeParameters() == 0) ? Bool::False() : Bool::True();
 
   const Array& args = Array::Handle(Array::New(4));
   args.SetAt(0, MirrorReference::Handle(MirrorReference::New(cls)));
   args.SetAt(1, type);
-  args.SetAt(2, String::Handle(cls.UserVisibleName()));
+  if (Type::Handle(cls.mixin()).IsNull()) {
+     args.SetAt(2, String::Handle(cls.UserVisibleName()));
+  }

[regis, 2013/08/20 18:56:37]

Can you add a comment here? Why don't you set the name if cls is a mixin?

   args.SetAt(3, is_generic);
   return CreateMirror(Symbols::_LocalClassMirrorImpl(), args);
 }
 
 
 // Note a "raw type" is not the same as a RawType.
 static RawAbstractType* RawTypeOfClass(const Class& cls) {
   Type& type = Type::Handle(Type::New(cls,
                                       Object::null_abstract_type_arguments(),
                                       Scanner::kDummyTokenIndex));
@@ skipping 235 matching lines @@
 
   const Error& error = Error::Handle(klass.EnsureIsFinalized(isolate));
   if (!error.IsNull()) {
     ThrowInvokeError(error);
   }
 
   return klass.interfaces();
 }
 
 
+DEFINE_NATIVE_ENTRY(ClassMirror_mixin, 1) {
+  GET_NON_NULL_NATIVE_ARGUMENT(MirrorReference, ref, arguments->NativeArgAt(0));
+  const Class& klass = Class::Handle(ref.GetClassReferent());
+  return klass.mixin();
+}
+
+
 DEFINE_NATIVE_ENTRY(ClassMirror_members, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(Instance,
                                owner_mirror,
                                arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(MirrorReference, ref, arguments->NativeArgAt(1));
   const Class& klass = Class::Handle(ref.GetClassReferent());
 
   const Error& error = Error::Handle(klass.EnsureIsFinalized(isolate));
   if (!error.IsNull()) {
     ThrowInvokeError(error);
@@ skipping 822 matching lines @@
 }
 
 
 DEFINE_NATIVE_ENTRY(VariableMirror_type, 1) {
   GET_NON_NULL_NATIVE_ARGUMENT(MirrorReference, ref, arguments->NativeArgAt(0));
   const Field& field = Field::Handle(ref.GetFieldReferent());
   return field.type();
 }
 
 }  // namespace dart