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

   1 //===--- NonZeroNonZeroEnumToBoolConversionCheck.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_NONZEROENUMTOBOOLCONVERSIONCHECK_H
  10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONZEROENUMTOBOOLCONVERSIONCHECK_H
  11
  12 #include "../ClangTidyCheck.h"
  13 #include <vector>
  14
  15 namespace clang::tidy::bugprone {
  16
  17 /// Detect implicit and explicit casts of `enum` type into `bool` where
  18 /// `enum` type doesn't have a zero-value enumerator.
  19 ///
  20 /// For the user-facing documentation see:
  21 /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/non-zero-enum-to-bool-conversion.html
  22 class NonZeroEnumToBoolConversionCheck : public ClangTidyCheck {
  23 public:
  24   NonZeroEnumToBoolConversionCheck(StringRef Name, ClangTidyContext *Context);
  25   void registerMatchers(ast_matchers::MatchFinder *Finder) override;
  26   void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
  27   void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
  28   bool isLanguageVersionSupported(const LangOptions &LangOpts) const override;
  29
  30 private:
  31   const std::vector<StringRef> EnumIgnoreList;
  32 };
  33
  34 } // namespace clang::tidy::bugprone
  35
  36 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_NONZEROENUMTOBOOLCONVERSIONCHECK_H