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 liblldb_ClangExpression_h_
10 #define liblldb_ClangExpression_h_
11 
12 #include <map>
13 #include <string>
14 #include <vector>
15 
16 
17 #include "lldb/Core/ClangForward.h"
18 #include "lldb/Expression/ExpressionTypeSystemHelper.h"
19 #include "lldb/lldb-forward.h"
20 #include "lldb/lldb-private.h"
21 
22 namespace lldb_private {
23 
24 class RecordingMemoryManager;
25 
26 // ClangExpressionHelper
27 class ClangExpressionHelper : public ExpressionTypeSystemHelper {
28 public:
29   static bool classof(const ExpressionTypeSystemHelper *ts) {
30     return ts->getKind() == eKindClangHelper;
31   }
32 
33   ClangExpressionHelper()
34       : ExpressionTypeSystemHelper(
35             ExpressionTypeSystemHelper::LLVMCastKind::eKindClangHelper) {}
36 
37   /// Destructor
38   virtual ~ClangExpressionHelper() {}
39 
40   /// Return the object that the parser should use when resolving external
41   /// values.  May be NULL if everything should be self-contained.
42   virtual ClangExpressionDeclMap *DeclMap() = 0;
43 
44   /// Return the object that the parser should allow to access ASTs.
45   /// May be NULL if the ASTs do not need to be transformed.
46   ///
47   /// \param[in] passthrough
48   ///     The ASTConsumer that the returned transformer should send
49   ///     the ASTs to after transformation.
50   virtual clang::ASTConsumer *
51   ASTTransformer(clang::ASTConsumer *passthrough) = 0;
52 
53   virtual void CommitPersistentDecls() {}
54 
55 protected:
56 };
57 
58 } // namespace lldb_private
59 
60 #endif // liblldb_ClangExpression_h_
61