--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/JavaScriptCore/runtime/Error.h	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,78 @@
+/*
+ *  Copyright (C) 1999-2001 Harri Porten (porten@kde.org)
+ *  Copyright (C) 2001 Peter Kelly (pmk@post.com)
+ *  Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Library General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Library General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Library General Public License
+ *  along with this library; see the file COPYING.LIB.  If not, write to
+ *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ *  Boston, MA 02110-1301, USA.
+ *
+ */
+
+#ifndef Error_h
+#define Error_h
+
+#include "JSObject.h"
+#include <stdint.h>
+
+namespace JSC {
+
+    class ExecState;
+    class JSGlobalData;
+    class JSGlobalObject;
+    class JSObject;
+    class SourceCode;
+    class Structure;
+    class UString;
+
+    // Methods to create a range of internal errors.
+    JSObject* createError(JSGlobalObject*, const UString&);
+    JSObject* createEvalError(JSGlobalObject*, const UString&);
+    JSObject* createRangeError(JSGlobalObject*, const UString&);
+    JSObject* createReferenceError(JSGlobalObject*, const UString&);
+    JSObject* createSyntaxError(JSGlobalObject*, const UString&);
+    JSObject* createTypeError(JSGlobalObject*, const UString&);
+    JSObject* createURIError(JSGlobalObject*, const UString&);
+    // ExecState wrappers.
+    JSObject* createError(ExecState*, const UString&);
+    JSObject* createEvalError(ExecState*, const UString&);
+    JSObject* createRangeError(ExecState*, const UString&);
+    JSObject* createReferenceError(ExecState*, const UString&);
+    JSObject* createSyntaxError(ExecState*, const UString&);
+    JSObject* createTypeError(ExecState*, const UString&);
+    JSObject* createURIError(ExecState*, const UString&);
+
+    // Methods to add 
+    bool hasErrorInfo(ExecState*, JSObject* error);
+    JSObject* addErrorInfo(JSGlobalData*, JSObject* error, int line, const SourceCode&);
+    JSObject* addErrorInfo(JSGlobalData*, JSObject* error, int line, const SourceCode&, int divotPoint, int startOffset, int endOffset, bool withCaret = true);
+    // ExecState wrappers.
+    JSObject* addErrorInfo(ExecState*, JSObject* error, int line, const SourceCode&);
+    JSObject* addErrorInfo(ExecState*, JSObject* error, int line, const SourceCode&, int divotPoint, int startOffset, int endOffset, bool withCaret = true);
+
+    // Methods to throw Errors.
+    JSValue throwError(ExecState*, JSValue);
+    JSObject* throwError(ExecState*, JSObject*);
+
+    // Convenience wrappers, create an throw an exception with a default message.
+    JSObject* throwTypeError(ExecState*);
+    JSObject* throwSyntaxError(ExecState*);
+
+    // Convenience wrappers, wrap result as an EncodedJSValue.
+    inline EncodedJSValue throwVMError(ExecState* exec, JSValue error) { return JSValue::encode(throwError(exec, error)); }
+    inline EncodedJSValue throwVMTypeError(ExecState* exec) { return JSValue::encode(throwTypeError(exec)); }
+
+} // namespace JSC
+
+#endif // Error_h