From 93618ebb124369135553ad7f8cf63734b68f2d3a Mon Sep 17 00:00:00 2001
From: Dmitry Petrov <Dmitry.Petrov@jetbrains.com>
Date: Wed, 31 Aug 2016 16:11:37 +0300
Subject: [PATCH] IrClassReference

---
 .../kotlin/ir/expressions/IrClassReference.kt | 37 +++++++++++++++++++
 .../kotlin/ir/util/RenderIrElement.kt         |  3 ++
 .../kotlin/ir/visitors/IrElementVisitor.kt    |  2 +
 3 files changed, 42 insertions(+)
 create mode 100644 compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/expressions/IrClassReference.kt

diff --git a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/expressions/IrClassReference.kt b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/expressions/IrClassReference.kt
new file mode 100644
index 00000000000..7ff81233cd1
--- /dev/null
+++ b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/expressions/IrClassReference.kt
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2010-2016 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.kotlin.ir.expressions
+
+import org.jetbrains.kotlin.descriptors.ClassDescriptor
+import org.jetbrains.kotlin.ir.visitors.IrElementVisitor
+import org.jetbrains.kotlin.types.KotlinType
+
+
+interface IrClassReference : IrDeclarationReference {
+    override val descriptor: ClassDescriptor
+}
+
+class IrClassReferenceImpl(
+        startOffset: Int,
+        endOffset: Int,
+        type: KotlinType,
+        descriptor: ClassDescriptor
+) : IrTerminalDeclarationReferenceBase<ClassDescriptor>(startOffset, endOffset, type, descriptor), IrClassReference {
+    override fun <R, D> accept(visitor: IrElementVisitor<R, D>, data: D): R {
+        return visitor.visitClassReference(this, data)
+    }
+}
\ No newline at end of file
diff --git a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/RenderIrElement.kt b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/RenderIrElement.kt
index c1a412022b8..6e286a540ce 100644
--- a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/RenderIrElement.kt
+++ b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/util/RenderIrElement.kt
@@ -158,6 +158,9 @@ class RenderIrElementVisitor : IrElementVisitor<String, Nothing?> {
     override fun visitCallableReference(expression: IrCallableReference, data: Nothing?): String =
             "CALLABLE_REFERENCE ${expression.descriptor.render()} type=${expression.type.render()}"
 
+    override fun visitClassReference(expression: IrClassReference, data: Nothing?): String =
+            "CLASS_REFERENCE ${expression.descriptor.render()} type=${expression.type.render()}"
+
     override fun visitTryCatch(tryCatch: IrTryCatch, data: Nothing?): String =
             "TRY_CATCH type=${tryCatch.type.render()}"
 
diff --git a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/visitors/IrElementVisitor.kt b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/visitors/IrElementVisitor.kt
index 6575a2e6df8..bea99cffaec 100644
--- a/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/visitors/IrElementVisitor.kt
+++ b/compiler/ir/ir.tree/src/org/jetbrains/kotlin/ir/visitors/IrElementVisitor.kt
@@ -64,7 +64,9 @@ interface IrElementVisitor<out R, in D> {
     fun visitCall(expression: IrCall, data: D) = visitGeneralCall(expression, data)
     fun visitDelegatingConstructorCall(expression: IrDelegatingConstructorCall, data: D) = visitGeneralCall(expression, data)
     fun visitEnumConstructorCall(expression: IrEnumConstructorCall, data: D) = visitGeneralCall(expression, data)
+
     fun visitCallableReference(expression: IrCallableReference, data: D) = visitDeclarationReference(expression, data)
+    fun visitClassReference(expression: IrClassReference, data: D) = visitDeclarationReference(expression, data)
 
     fun visitNestedInitializersCall(expression: IrNestedInitializersCall, data: D) = visitExpression(expression, data)