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1//===----------------------------------------------------------------------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTDFORMATCHECK_H10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTDFORMATCHECK_H11 12#include "../ClangTidyCheck.h"13#include "../utils/IncludeInserter.h"14 15namespace clang::tidy::modernize {16 17/// Converts calls to absl::StrFormat, or other functions via configuration18/// options, to C++20's std::format, or another function via a configuration19/// option, modifying the format string appropriately and removing20/// now-unnecessary calls to std::string::c_str() and std::string::data().21///22/// For the user-facing documentation see:23/// https://clang.llvm.org/extra/clang-tidy/checks/modernize/use-std-format.html24class UseStdFormatCheck : public ClangTidyCheck {25public:26 UseStdFormatCheck(StringRef Name, ClangTidyContext *Context);27 bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {28 if (ReplacementFormatFunction == "std::format")29 return LangOpts.CPlusPlus20;30 return LangOpts.CPlusPlus;31 }32 void registerPPCallbacks(const SourceManager &SM, Preprocessor *PP,33 Preprocessor *ModuleExpanderPP) override;34 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;35 void registerMatchers(ast_matchers::MatchFinder *Finder) override;36 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;37 std::optional<TraversalKind> getCheckTraversalKind() const override {38 return TK_IgnoreUnlessSpelledInSource;39 }40 41private:42 bool StrictMode;43 std::vector<StringRef> StrFormatLikeFunctions;44 StringRef ReplacementFormatFunction;45 utils::IncludeInserter IncludeInserter;46 std::optional<StringRef> MaybeHeaderToInclude;47 Preprocessor *PP = nullptr;48};49 50} // namespace clang::tidy::modernize51 52#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MODERNIZE_USESTDFORMATCHECK_H53