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