clang-tidy/readability/ReferenceToConstructedTemporaryCheck.h

0001 //===--- ReferenceToConstructedTemporaryCheck.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_READABILITY_REFERENCETOCONSTRUCTEDTEMPORARYCHECK_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REFERENCETOCONSTRUCTEDTEMPORARYCHECK_H
0011
0012 #include "../ClangTidyCheck.h"
0013
0014 namespace clang::tidy::readability {
0015
0016 /// Detects C++ code where a reference variable is used to extend the lifetime
0017 /// of a temporary object that has just been constructed.
0018 ///
0019 /// For the user-facing documentation see:
0020 /// http://clang.llvm.org/extra/clang-tidy/checks/readability/reference-to-constructed-temporary.html
0021 class ReferenceToConstructedTemporaryCheck : public ClangTidyCheck {
0022 public:
0023   ReferenceToConstructedTemporaryCheck(StringRef Name,
0024                                        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   std::optional<TraversalKind> getCheckTraversalKind() const override;
0030 };
0031
0032 } // namespace clang::tidy::readability
0033
0034 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_READABILITY_REFERENCETOCONSTRUCTEDTEMPORARYCHECK_H