clang-tidy/bugprone/EmptyCatchCheck.h

0001 //===--- EmptyCatchCheck.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_BUGPRONE_EMPTYCATCHCHECK_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_EMPTYCATCHCHECK_H
0011
0012 #include "../ClangTidyCheck.h"
0013 #include <vector>
0014
0015 namespace clang::tidy::bugprone {
0016
0017 /// Detects and suggests addressing issues with empty catch statements.
0018 ///
0019 /// For the user-facing documentation see:
0020 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/empty-catch.html
0021 class EmptyCatchCheck : public ClangTidyCheck {
0022 public:
0023   EmptyCatchCheck(StringRef Name, ClangTidyContext *Context);
0024   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
0025   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
0026   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
0027   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override;
0028   std::optional<TraversalKind> getCheckTraversalKind() const override;
0029
0030 private:
0031   std::vector<llvm::StringRef> IgnoreCatchWithKeywords;
0032   std::vector<llvm::StringRef> AllowEmptyCatchForExceptions;
0033 };
0034
0035 } // namespace clang::tidy::bugprone
0036
0037 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_EMPTYCATCHCHECK_H