xref: /llvm-project/clang-tools-extra/clang-tidy/modernize/UseDesignatedInitializersCheck.h (revision 31b84d459cea6bde7f8cb232e70ffb0cf8e5d1ed)
1 //===--- UseDesignatedInitializersCheck.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_USEDESIGNATEDINITIALIZERSCHECK_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USEDESIGNATEDINITIALIZERSCHECK_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::modernize {
15 
16 /// Finds initializer lists for aggregate type that could be
17 /// written as designated initializers instead.
18 ///
19 /// For the user-facing documentation see:
20 /// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-designated-initializers.html
21 class UseDesignatedInitializersCheck : public ClangTidyCheck {
22 public:
23   UseDesignatedInitializersCheck(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 
getCheckTraversalKind()28   std::optional<TraversalKind> getCheckTraversalKind() const override {
29     return TK_IgnoreUnlessSpelledInSource;
30   }
31 
isLanguageVersionSupported(const LangOptions & LangOpts)32   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
33     return LangOpts.CPlusPlus20 || LangOpts.C99 ||
34            (LangOpts.CPlusPlus && !StrictCppStandardCompliance) ||
35            (!LangOpts.CPlusPlus && !LangOpts.ObjC &&
36             !StrictCStandardCompliance);
37   }
38 
39 private:
40   bool IgnoreSingleElementAggregates;
41   bool RestrictToPODTypes;
42   bool IgnoreMacros;
43   bool StrictCStandardCompliance;
44   bool StrictCppStandardCompliance;
45 };
46 
47 } // namespace clang::tidy::modernize
48 
49 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USEDESIGNATEDINITIALIZERSCHECK_H
50