clang-tools-extra/clang-tidy/bugprone/EmptyCatchCheck.h

   1 //===--- EmptyCatchCheck.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_BUGPRONE_EMPTYCATCHCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_EMPTYCATCHCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13 #include <vector>
  14
  15 namespace clang::tidy::bugprone {
  16
  17 /// Detects and suggests addressing issues with empty catch statements.
  18 ///
  19 /// For the user-facing documentation see:
  20 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/empty-catch.html
  21 class EmptyCatchCheck : public ClangTidyCheck {
  22 public:
  23   EmptyCatchCheck(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;
  27   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override;
  28   std::optional<TraversalKind> getCheckTraversalKind() const override;
  29
  30 private:
  31   std::vector<llvm::StringRef> IgnoreCatchWithKeywords;
  32   std::vector<llvm::StringRef> AllowEmptyCatchForExceptions;
  33 };
  34
  35 } // namespace clang::tidy::bugprone
  36
  37 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_EMPTYCATCHCHECK_H