UseUsingCheck.h

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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H
 
#include "../ClangTidyCheck.h"
 
namespace clang::tidy::modernize {
 
/// Check finds typedefs and replaces it with usings.
///
/// For the user-facing documentation see:
/// https://clang.llvm.org/extra/clang-tidy/checks/modernize/use-using.html
class UseUsingCheck : public ClangTidyCheck {
 
  const bool IgnoreMacros;
  const bool IgnoreExternC;
  SourceLocation LastReplacementEnd;
  llvm::DenseMap<const Decl *, SourceRange> LastTagDeclRanges;
 
  std::string FirstTypedefType;
  std::string FirstTypedefName;
  SourceLocation MainTypeEndLoc;
 
public:
  UseUsingCheck(StringRef Name, ClangTidyContext *Context);
  bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
    return LangOpts.CPlusPlus11;
  }
  void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
};
 
} // namespace clang::tidy::modernize
 
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USE_USING_H