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1//===----------------------------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNUSEDLOCALNONTRIVIALVARIABLECHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNUSEDLOCALNONTRIVIALVARIABLECHECK_H11 12#include "../ClangTidyCheck.h"13 14namespace clang::tidy::bugprone {15 16/// Warns when a local non trivial variable is unused within a function. By17/// default std::.*mutex and std::future are included.18///19/// The check supports these options:20/// - 'IncludeTypes': a semicolon-separated list of regular expressions21/// matching types to ensure must be used.22/// - 'ExcludeTypes': a semicolon-separated list of regular expressions23/// matching types that are excluded from the24/// 'IncludeTypes' matches.25///26/// For the user-facing documentation see:27/// https://clang.llvm.org/extra/clang-tidy/checks/bugprone/unused-local-non-trivial-variable.html28class UnusedLocalNonTrivialVariableCheck : public ClangTidyCheck {29public:30 UnusedLocalNonTrivialVariableCheck(StringRef Name, ClangTidyContext *Context);31 void registerMatchers(ast_matchers::MatchFinder *Finder) override;32 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;33 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;34 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override;35 std::optional<TraversalKind> getCheckTraversalKind() const override;36 37private:38 const std::vector<StringRef> IncludeTypes;39 const std::vector<StringRef> ExcludeTypes;40};41 42} // namespace clang::tidy::bugprone43 44#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNUSEDLOCALNONTRIVIALVARIABLECHECK_H45