lldb/source/Plugins/ExpressionParser/Clang/ClangExpressionHelper.h

   1 //===-- ClangExpressionHelper.h ---------------------------------*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 #ifndef LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGEXPRESSIONHELPER_H
  10 #define LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGEXPRESSIONHELPER_H
  11
  12 #include <map>
  13 #include <string>
  14 #include <vector>
  15
  16 #include "lldb/Expression/ExpressionTypeSystemHelper.h"
  17 #include "lldb/lldb-forward.h"
  18 #include "lldb/lldb-private.h"
  19
  20 namespace clang {
  21 class ASTConsumer;
  22 }
  23
  24 namespace lldb_private {
  25
  26 class ClangExpressionDeclMap;
  27
  28 // ClangExpressionHelper
  29 class ClangExpressionHelper
  30     : public llvm::RTTIExtends<ClangExpressionHelper,
  31                                ExpressionTypeSystemHelper> {
  32 public:
  33   // LLVM RTTI support
  34   static char ID;
  35
  36   /// Return the object that the parser should use when resolving external
  37   /// values.  May be NULL if everything should be self-contained.
  38   virtual ClangExpressionDeclMap *DeclMap() = 0;
  39
  40   /// Return the object that the parser should allow to access ASTs.
  41   /// May be NULL if the ASTs do not need to be transformed.
  42   ///
  43   /// \param[in] passthrough
  44   ///     The ASTConsumer that the returned transformer should send
  45   ///     the ASTs to after transformation.
  46   virtual clang::ASTConsumer *
  47   ASTTransformer(clang::ASTConsumer *passthrough) = 0;
  48
  49   virtual void CommitPersistentDecls() {}
  50 };
  51
  52 } // namespace lldb_private
  53
  54 #endif // LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGEXPRESSIONHELPER_H