Record reference to class object directly

not to containing class descriptor

core/descriptors/src/org/jetbrains/jet/lang/resolve/DescriptorUtils.kt

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2010-2014 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.jet.lang.resolve.descriptorUtil
+
+import org.jetbrains.jet.lang.descriptors.ClassDescriptor
+import org.jetbrains.jet.lang.descriptors.ClassKind.ENUM_ENTRY
+import org.jetbrains.jet.lang.descriptors.ClassKind.ENUM_CLASS
+import org.jetbrains.jet.lang.descriptors.ClassKind.OBJECT
+
+
+public fun ClassDescriptor.getClassObjectReferenceTarget(): ClassDescriptor {
+    val classObjectDescriptor = getClassObjectDescriptor()
+    return if (classObjectDescriptor == null || hasSyntheticClassObject()) this else classObjectDescriptor
+}
+
+public fun ClassDescriptor.hasSyntheticClassObject(): Boolean = getKind() in setOf(ENUM_ENTRY, ENUM_CLASS, OBJECT)