1 //===--- SharedPtrArrayMismatchCheck.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_SMARTPTRARRAYMISMATCHCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SMARTPTRARRAYMISMATCHCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace bugprone {
17 
18 /// Find constructions of smart (unique or shared) pointers where the pointer
19 /// is declared with non-array target type and an array (created with a
20 /// new-expression) is passed to it.
21 class SmartPtrArrayMismatchCheck : public ClangTidyCheck {
22 public:
23   SmartPtrArrayMismatchCheck(StringRef Name, ClangTidyContext *Context,
24                              StringRef SmartPointerName);
25 
isLanguageVersionSupported(const LangOptions & LangOpts)26   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
27     return LangOpts.CPlusPlus11;
28   }
29   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
30   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
31   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
32 
33 protected:
34   using SmartPtrClassMatcher = ast_matchers::internal::BindableMatcher<Decl>;
35 
36   /// Returns matcher that match with different smart pointer classes.
37   ///
38   /// Requires to bind pointer type (qualType) with PointerTypeN string declared
39   /// in this class.
40   virtual SmartPtrClassMatcher getSmartPointerClassMatcher() const = 0;
41 
42   static const char PointerTypeN[];
43 
44 private:
45   StringRef const SmartPointerName;
46 };
47 
48 } // namespace bugprone
49 } // namespace tidy
50 } // namespace clang
51 
52 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_SMARTPTRARRAYMISMATCHCHECK_H
53