1//===--- OptionalValueConversionCheck.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_OPTIONALVALUECONVERSIONCHECK_H
10#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_OPTIONALVALUECONVERSIONCHECK_H
11
12#include "../ClangTidyCheck.h"
13#include <vector>
14
15namespace clang::tidy::bugprone {
16
17/// Detects potentially unintentional and redundant conversions where a value is
18/// extracted from an optional-like type and then used to create a new instance
19/// of the same optional-like type.
20///
21/// For the user-facing documentation see:
22/// http://clang.llvm.org/extra/clang-tidy/checks/bugprone/optional-value-conversion.html
23class OptionalValueConversionCheck : public ClangTidyCheck {
24public:
25 OptionalValueConversionCheck(StringRef Name, ClangTidyContext *Context);
26 void registerMatchers(ast_matchers::MatchFinder *Finder) override;
27 void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
28 void storeOptions(ClangTidyOptions::OptionMap &Opts) override;
29 std::optional<TraversalKind> getCheckTraversalKind() const override;
30
31private:
32 std::vector<StringRef> OptionalTypes;
33 std::vector<StringRef> ValueMethods;
34};
35
36} // namespace clang::tidy::bugprone
37
38#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_BUGPRONE_OPTIONALVALUECONVERSIONCHECK_H
39

source code of clang-tools-extra/clang-tidy/bugprone/OptionalValueConversionCheck.h