1 //===--- EnumSizeCheck.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_PERFORMANCE_ENUMSIZECHECK_H 10 #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_ENUMSIZECHECK_H 11 12 #include "../ClangTidyCheck.h" 13 #include <vector> 14 15 namespace clang::tidy::performance { 16 17 /// Finds `enum` type definitions that could use smaller integral type as a 18 /// base. 19 /// 20 /// For the user-facing documentation see: 21 /// http://clang.llvm.org/extra/clang-tidy/checks/performance/enum-size.html 22 class EnumSizeCheck : public ClangTidyCheck { 23 public: 24 EnumSizeCheck(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::performance 35 36 #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_PERFORMANCE_ENUMSIZECHECK_H 37