clang-tools-extra/clang-tidy/modernize/UseUsingCheck.h

   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   SourceLocation MainTypeEndLoc;
  30
  31 public:
  32   UseUsingCheck(StringRef Name, ClangTidyContext *Context);
  33   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
  34     return LangOpts.CPlusPlus11;
  35   }
  36   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  37   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  38   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  39 };
  40
  41 } // namespace clang::tidy::modernize
  42
  43 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H