clang-tidy/modernize/UseUsingCheck.h

0001 //===--- UseUsingCheck.h - clang-tidy----------------------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008
0009 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H
0011
0012 #include "../ClangTidyCheck.h"
0013
0014 namespace clang::tidy::modernize {
0015
0016 /// Check finds typedefs and replaces it with usings.
0017 ///
0018 /// For the user-facing documentation see:
0019 /// http://clang.llvm.org/extra/clang-tidy/checks/modernize/use-using.html
0020 class UseUsingCheck : public ClangTidyCheck {
0021
0022   const bool IgnoreMacros;
0023   const bool IgnoreExternC;
0024   SourceLocation LastReplacementEnd;
0025   llvm::DenseMap<const Decl *, SourceRange> LastTagDeclRanges;
0026
0027   std::string FirstTypedefType;
0028   std::string FirstTypedefName;
0029   SourceLocation MainTypeEndLoc;
0030
0031 public:
0032   UseUsingCheck(StringRef Name, ClangTidyContext *Context);
0033   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
0034     return LangOpts.CPlusPlus11;
0035   }
0036   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
0037   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
0038   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
0039 };
0040
0041 } // namespace clang::tidy::modernize
0042
0043 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H