clang-tools-extra/clang-tidy/google/UnnamedNamespaceInHeaderCheck.h

   1 //===--- UnnamedNamespaceInHeaderCheck.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_GOOGLE_UNNAMEDNAMESPACEINHEADERCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GOOGLE_UNNAMEDNAMESPACEINHEADERCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13 #include "../utils/FileExtensionsUtils.h"
  14
  15 namespace clang::tidy::google::build {
  16
  17 /// Finds anonymous namespaces in headers.
  18 ///
  19 /// https://google.github.io/styleguide/cppguide.html#Namespaces
  20 ///
  21 /// Corresponding cpplint.py check name: 'build/namespaces'.
  22 ///
  23 /// For the user-facing documentation see:
  24 /// http://clang.llvm.org/extra/clang-tidy/checks/google/build-namespaces.html
  25 class UnnamedNamespaceInHeaderCheck : public ClangTidyCheck {
  26 public:
  27   UnnamedNamespaceInHeaderCheck(StringRef Name, ClangTidyContext *Context);
  28   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
  29     return LangOpts.CPlusPlus;
  30   }
  31   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  32   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  33
  34 private:
  35   FileExtensionsSet HeaderFileExtensions;
  36 };
  37
  38 } // namespace clang::tidy::google::build
  39
  40 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_GOOGLE_UNNAMEDNAMESPACEINHEADERCHECK_H