JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / runtime / ScopeOffset.h

diff --git a/runtime/ScopeOffset.h b/runtime/ScopeOffset.h
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+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
+ */
+
+#ifndef ScopeOffset_h
+#define ScopeOffset_h
+
+#include "GenericOffset.h"
+#include <wtf/PrintStream.h>
+
+namespace JSC {
+
+// This is an offset into a scope of some kind. It could be an activation scope or it could be a
+// global object.
+class ScopeOffset : public GenericOffset<ScopeOffset> {
+public:
+    ScopeOffset() { }
+    
+    explicit ScopeOffset(unsigned offset)
+        : GenericOffset(offset)
+    {
+    }
+    
+    void dump(PrintStream&) const;
+};
+
+} // namespace JSC
+
+#endif // ScopeOffset_h
+