clang-tidy/cppcoreguidelines/MissingStdForwardCheck.h

0001 //===--- MissingStdForwardCheck.h - clang-tidy ------------------*- C++ -*-===//
0002 //
0003 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
0004 // See https://llvm.org/LICENSE.txt for license information.
0005 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
0006 //
0007 //===----------------------------------------------------------------------===//
0008
0009 #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_MISSINGSTDFORWARDCHECK_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_MISSINGSTDFORWARDCHECK_H
0011
0012 #include "../ClangTidyCheck.h"
0013
0014 namespace clang::tidy::cppcoreguidelines {
0015
0016 /// Warns when a function accepting a forwarding reference does anything besides
0017 /// forwarding (with std::forward) the parameter in the body of the function.
0018 /// This check implement CppCoreGuideline F.19.
0019 ///
0020 /// For the user-facing documentation see:
0021 /// http://clang.llvm.org/extra/clang-tidy/checks/cppcoreguidelines/missing-std-forward.html
0022 class MissingStdForwardCheck : public ClangTidyCheck {
0023 public:
0024   MissingStdForwardCheck(StringRef Name, ClangTidyContext *Context)
0025       : ClangTidyCheck(Name, Context) {}
0026   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
0027   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
0028   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
0029     return LangOpts.CPlusPlus11;
0030   }
0031   std::optional<TraversalKind> getCheckTraversalKind() const override {
0032     return TK_IgnoreUnlessSpelledInSource;
0033   }
0034 };
0035
0036 } // namespace clang::tidy::cppcoreguidelines
0037
0038 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_CPPCOREGUIDELINES_MISSINGSTDFORWARDCHECK_H