1 files changed, 40 insertions, 0 deletions
diff --git a/src/jdk/nashorn/internal/ir/CompileUnitHolder.java b/src/jdk/nashorn/internal/ir/CompileUnitHolder.java
new file mode 100644
index 00000000..27d69d53
--- /dev/null
+++ b/src/jdk/nashorn/internal/ir/CompileUnitHolder.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package jdk.nashorn.internal.ir;
+
+import jdk.nashorn.internal.codegen.CompileUnit;
+
+/**
+ * Marker interface for things in the IR that can hold compile units.
+ * {@link CompileUnit}
+ */
+public interface CompileUnitHolder {
+    /**
+     * Return the compile unit held by this instance
+     * @return compile unit
+     */
+    public CompileUnit getCompileUnit();
+}