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