//===-- ExpressionTypeSystemHelper.h ---------------------------------*- C++

//-*-===//

//

// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.

// See https://llvm.org/LICENSE.txt for license information.

// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

//

//===----------------------------------------------------------------------===//

#ifndef LLDB_EXPRESSION_EXPRESSIONTYPESYSTEMHELPER_H

#define LLDB_EXPRESSION_EXPRESSIONTYPESYSTEMHELPER_H

#include "llvm/Support/Casting.h"

#include "llvm/Support/ExtensibleRTTI.h"

namespace lldb_private {

/// \class ExpressionTypeSystemHelper ExpressionTypeSystemHelper.h

/// "lldb/Expression/ExpressionTypeSystemHelper.h"

/// A helper object that the Expression can pass to its ExpressionParser

/// to provide generic information that any type of expression will need to

/// supply.  It's only job is to support dyn_cast so that the expression parser

/// can cast it back to the requisite specific type.

///

class ExpressionTypeSystemHelper

    : public llvm::RTTIExtends<ExpressionTypeSystemHelper, llvm::RTTIRoot> {

public:

  /// LLVM RTTI support

  static char ID;

  virtual ~ExpressionTypeSystemHelper() = default;

};

} // namespace lldb_private

#endif // LLDB_EXPRESSION_EXPRESSIONTYPESYSTEMHELPER_H