llvm-project/clang-tools-extra/clang-tidy/misc/UniqueptrResetReleaseCheck.h

49 lines
1.6 KiB
C++

//===--- UniqueptrResetReleaseCheck.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_MISC_UNIQUEPTRRESETRELEASECHECK_H
#define LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_UNIQUEPTRRESETRELEASECHECK_H
#include "../ClangTidyCheck.h"
namespace clang {
namespace tidy {
namespace misc {
/// Find and replace `unique_ptr::reset(release())` with `std::move()`.
///
/// Example:
///
/// \code
/// std::unique_ptr<Foo> x, y;
/// x.reset(y.release()); -> x = std::move(y);
/// \endcode
///
/// If `y` is already rvalue, `std::move()` is not added. `x` and `y` can also
/// be `std::unique_ptr<Foo>*`.
class UniqueptrResetReleaseCheck : public ClangTidyCheck {
public:
UniqueptrResetReleaseCheck(StringRef Name, ClangTidyContext *Context)
: ClangTidyCheck(Name, Context) {}
bool isLanguageVersionSupported(const LangOptions &LangOpts) const override {
// Only register the matchers for C++11; the functionality currently does
// not
// provide any benefit to other languages, despite being benign.
return LangOpts.CPlusPlus11;
}
void registerMatchers(ast_matchers::MatchFinder *Finder) override;
void check(const ast_matchers::MatchFinder::MatchResult &Result) override;
};
} // namespace misc
} // namespace tidy
} // namespace clang
#endif // LLVM_CLANG_TOOLS_EXTRA_CLANG_TIDY_MISC_UNIQUEPTRRESETRELEASECHECK_H