clang-tidy/bugprone/ExceptionEscapeCheck.h

0001 //===--- ExceptionEscapeCheck.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_EXCEPTION_ESCAPE_H
0010 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_EXCEPTION_ESCAPE_H
0011
0012 #include "../ClangTidyCheck.h"
0013 #include "../utils/ExceptionAnalyzer.h"
0014 #include "llvm/ADT/StringSet.h"
0015
0016 namespace clang::tidy::bugprone {
0017
0018 /// Finds functions which should not throw exceptions: Destructors, move
0019 /// constructors, move assignment operators, the main() function,
0020 /// swap() functions, functions marked with throw() or noexcept and functions
0021 /// given as option to the checker.
0022 ///
0023 /// For the user-facing documentation see:
0024 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/exception-escape.html
0025 class ExceptionEscapeCheck : public ClangTidyCheck {
0026 public:
0027   ExceptionEscapeCheck(StringRef Name, ClangTidyContext *Context);
0028   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
0029     return LangOpts.CPlusPlus && LangOpts.CXXExceptions;
0030   }
0031   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
0032   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
0033   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
0034
0035 private:
0036   std::string RawFunctionsThatShouldNotThrow;
0037   std::string RawIgnoredExceptions;
0038
0039   llvm::StringSet<> FunctionsThatShouldNotThrow;
0040   utils::ExceptionAnalyzer Tracer;
0041 };
0042
0043 } // namespace clang::tidy::bugprone
0044
0045 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_EXCEPTION_ESCAPE_H