1 //===--- UseUsingCheck.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_USING_H
10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H
11 
12 #include "../ClangTidyCheck.h"
13 
14 namespace clang::tidy::modernize {
15 
16 /// Check finds typedefs and replaces it with usings.
17 ///
18 /// For the user-facing documentation see:
19 /// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-using.html
20 class UseUsingCheck : public ClangTidyCheck {
21 
22   const bool IgnoreMacros;
23   const bool IgnoreExternC;
24   SourceLocation LastReplacementEnd;
25   llvm::DenseMap<const Decl *, SourceRange> LastTagDeclRanges;
26 
27   std::string FirstTypedefType;
28   std::string FirstTypedefName;
29 
30 public:
31   UseUsingCheck(StringRef Name, ClangTidyContext *Context);
isLanguageVersionSupported(const LangOptions & LangOpts)32   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
33     return LangOpts.CPlusPlus11;
34   }
35   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
36   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
37   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
38 };
39 
40 } // namespace clang::tidy::modernize
41 
42 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H
43