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);
isLanguageVersionSupported(const LangOptions & LangOpts)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
41