1 //===--- UseDefaultMemberInitCheck.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_MODERNIZE_USE_DEFAULT_MEMBER_INIT_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_DEFAULT_MEMBER_INIT_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang {
15 namespace tidy {
16 namespace modernize {
17 
18 /// Convert a default constructor's member initializers into default member
19 /// initializers.  Remove member initializers that are the same as a default
20 /// member initializer.
21 ///
22 /// For the user-facing documentation see:
23 /// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-default-member-init.html
24 class UseDefaultMemberInitCheck : public ClangTidyCheck {
25 public:
26   UseDefaultMemberInitCheck(StringRef Name, ClangTidyContext *Context);
isLanguageVersionSupported(const LangOptions & LangOpts)27   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
28     return LangOpts.CPlusPlus11;
29   }
30   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
31   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
32   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
getCheckTraversalKind()33   llvm::Optional<TraversalKind> getCheckTraversalKind() const override {
34     return TK_IgnoreUnlessSpelledInSource;
35   }
36 
37 private:
38   void checkDefaultInit(const ast_matchers::MatchFinder::MatchResult &Result,
39                         const CXXCtorInitializer *Init);
40   void checkExistingInit(const ast_matchers::MatchFinder::MatchResult &Result,
41                          const CXXCtorInitializer *Init);
42 
43   const bool UseAssignment;
44   const bool IgnoreMacros;
45 };
46 
47 } // namespace modernize
48 } // namespace tidy
49 } // namespace clang
50 
51 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_DEFAULT_MEMBER_INIT_H
52