1 //===--- UseInternalLinkageCheck.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_MISC_USEINTERNALLINKAGECHECK_H 10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_USEINTERNALLINKAGECHECK_H 11 12 #include "../ClangTidyCheck.h" 13 14 namespace clang::tidy::misc { 15 16 /// Detects variables and functions that can be marked as static or moved into 17 /// an anonymous namespace to enforce internal linkage. 18 /// 19 /// For the user-facing documentation see: 20 /// http://clang.llvm.org/extra/clang-tidy/checks/misc/use-internal-linkage.html 21 class UseInternalLinkageCheck : public ClangTidyCheck { 22 public: 23 UseInternalLinkageCheck(StringRef Name, ClangTidyContext *Context); 24 void registerMatchers(ast_matchers::MatchFinder *Finder) override; 25 void check(const ast_matchers::MatchFinder::MatchResult &Result) override; 26 void storeOptions(ClangTidyOptions::OptionMap &Opts) override; getCheckTraversalKind()27 std::optional<TraversalKind> getCheckTraversalKind() const override { 28 return TK_IgnoreUnlessSpelledInSource; 29 } 30 31 enum class FixModeKind { 32 None, 33 UseStatic, 34 }; 35 36 private: 37 FileExtensionsSet HeaderFileExtensions; 38 FixModeKind FixMode; 39 }; 40 41 } // namespace clang::tidy::misc 42 43 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_USEINTERNALLINKAGECHECK_H 44