//===-- ClangExpressionHelper.h ---------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_ClangExpression_h_
#define liblldb_ClangExpression_h_

#include <map>
#include <string>
#include <vector>


#include "lldb/Core/ClangForward.h"
#include "lldb/Expression/ExpressionTypeSystemHelper.h"
#include "lldb/lldb-forward.h"
#include "lldb/lldb-private.h"

namespace lldb_private {

class RecordingMemoryManager;

//----------------------------------------------------------------------
// ClangExpressionHelper
//----------------------------------------------------------------------
class ClangExpressionHelper : public ExpressionTypeSystemHelper {
public:
  static bool classof(const ExpressionTypeSystemHelper *ts) {
    return ts->getKind() == eKindClangHelper;
  }

  ClangExpressionHelper()
      : ExpressionTypeSystemHelper(
            ExpressionTypeSystemHelper::LLVMCastKind::eKindClangHelper) {}

  //------------------------------------------------------------------
  /// Destructor
  //------------------------------------------------------------------
  virtual ~ClangExpressionHelper() {}

  //------------------------------------------------------------------
  /// Return the object that the parser should use when resolving external
  /// values.  May be NULL if everything should be self-contained.
  //------------------------------------------------------------------
  virtual ClangExpressionDeclMap *DeclMap() = 0;

  //------------------------------------------------------------------
  /// Return the object that the parser should allow to access ASTs.
  /// May be NULL if the ASTs do not need to be transformed.
  ///
  /// @param[in] passthrough
  ///     The ASTConsumer that the returned transformer should send
  ///     the ASTs to after transformation.
  //------------------------------------------------------------------
  virtual clang::ASTConsumer *
  ASTTransformer(clang::ASTConsumer *passthrough) = 0;

  virtual void CommitPersistentDecls() {}

protected:
};

} // namespace lldb_private

#endif // liblldb_ClangExpression_h_