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 class RecordingMemoryManager;
28 
29 // ClangExpressionHelper
30 class ClangExpressionHelper : public ExpressionTypeSystemHelper {
31 public:
32   static bool classof(const ExpressionTypeSystemHelper *ts) {
33     return ts->getKind() == eKindClangHelper;
34   }
35 
36   ClangExpressionHelper()
37       : ExpressionTypeSystemHelper(
38             ExpressionTypeSystemHelper::LLVMCastKind::eKindClangHelper) {}
39 
40   /// Destructor
41   virtual ~ClangExpressionHelper() = default;
42 
43   /// Return the object that the parser should use when resolving external
44   /// values.  May be NULL if everything should be self-contained.
45   virtual ClangExpressionDeclMap *DeclMap() = 0;
46 
47   /// Return the object that the parser should allow to access ASTs.
48   /// May be NULL if the ASTs do not need to be transformed.
49   ///
50   /// \param[in] passthrough
51   ///     The ASTConsumer that the returned transformer should send
52   ///     the ASTs to after transformation.
53   virtual clang::ASTConsumer *
54   ASTTransformer(clang::ASTConsumer *passthrough) = 0;
55 
56   virtual void CommitPersistentDecls() {}
57 
58 protected:
59 };
60 
61 } // namespace lldb_private
62 
63 #endif // LLDB_SOURCE_PLUGINS_EXPRESSIONPARSER_CLANG_CLANGEXPRESSIONHELPER_H
64