1 //===--- DanglingHandleCheck.h - clang-tidy----------------------*- 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 LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_DANGLING_HANDLE_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_DANGLING_HANDLE_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::bugprone {
15 
16 /// Detect dangling references in value handlers like
17 /// std::experimental::string_view.
18 ///
19 /// For the user-facing documentation see:
20 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/dangling-handle.html
21 class DanglingHandleCheck : public ClangTidyCheck {
22 public:
23   DanglingHandleCheck(StringRef Name, ClangTidyContext *Context);
24   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
25   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
26   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
27 
28 private:
29   void registerMatchersForVariables(ast_matchers::MatchFinder *Finder);
30   void registerMatchersForReturn(ast_matchers::MatchFinder *Finder);
31 
32   const std::vector<StringRef> HandleClasses;
33   const ast_matchers::internal::Matcher<RecordDecl> IsAHandle;
34 };
35 
36 } // namespace clang::tidy::bugprone
37 
38 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_DANGLING_HANDLE_H
39