| //===--- UncheckedOptionalAccessCheck.h - clang-tidy ------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNCHECKEDOPTIONALACCESSCHECK_H |
| #define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNCHECKEDOPTIONALACCESSCHECK_H |
| |
| #include "../ClangTidyCheck.h" |
| #include "clang/ASTMatchers/ASTMatchFinder.h" |
| #include "clang/Analysis/FlowSensitive/Models/UncheckedOptionalAccessModel.h" |
| #include <optional> |
| |
| namespace clang::tidy::bugprone { |
| |
| /// Warns when the code is unwrapping a `std::optional<T>`, `absl::optional<T>`, |
| /// or `base::std::optional<T>` object without assuring that it contains a |
| /// value. |
| /// |
| /// For the user-facing documentation see: |
| /// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/unchecked-optional-access.html |
| class UncheckedOptionalAccessCheck : public ClangTidyCheck { |
| public: |
| UncheckedOptionalAccessCheck(StringRef Name, ClangTidyContext *Context) |
| : ClangTidyCheck(Name, Context), |
| ModelOptions{ |
| Options.getLocalOrGlobal("IgnoreSmartPointerDereference", false)} {} |
| void registerMatchers(ast_matchers::MatchFinder *Finder) override; |
| void check(const ast_matchers::MatchFinder::MatchResult &Result) override; |
| bool isLanguageVersionSupported(const LangOptions &LangOpts) const override { |
| return LangOpts.CPlusPlus; |
| } |
| void storeOptions(ClangTidyOptions::OptionMap &Opts) override { |
| Options.store(Opts, "IgnoreSmartPointerDereference", |
| ModelOptions.IgnoreSmartPointerDereference); |
| } |
| |
| private: |
| dataflow::UncheckedOptionalAccessModelOptions ModelOptions; |
| }; |
| |
| } // namespace clang::tidy::bugprone |
| |
| #endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_UNCHECKEDOPTIONALACCESSCHECK_H |