2 курс. Программирование на C++. Турнир 2, осень 2021

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5788296

Пользователь

Василяка Дарья Романовна

Время

23:28<< 16.11.2021 23:42 (27 д. 21:43) 23:43>>

Обработка

23:42 ... 23:42 (1,44 сек.)

Файл

5788296.cpp (CLang++ 5.0.0 + Address Sanitizer)

Турнир

2 курс. Программирование на C++. Турнир 2, осень 2021

Задача

C: Smart Pointer

Набор тестов

Ограничения

Время: 25с Память: 512Мб

Состояние [?]

LI	Ошибка проверки исходного кода

код | результаты

SmartPointer.hpp:17:  If an else has a brace on one side, it should have it on both  [readability/braces] [5]
Done processing SmartPointer.hpp
Total errors found: 1

[печатать | | ]

≡

#include <memory>
#include "Test.hpp"

class exception : std::exception {
    using base_class = std::exception;
    using base_class::base_class;
};

template<typename T, typename Allocator>
class SmartPointer {
 public:
    ENABLE_CLASS_TESTS;
    using value_type = T;

explicit SmartPointer(value_type *p = nullptr) {
        if (p == nullptr) core = nullptr;
        else {
            core = &Core(p);
            core->AddRef();
        }
    }

SmartPointer(const SmartPointer &optr)
    : core(optr.core) { core->AddRef(); }

SmartPointer(SmartPointer &&) = default;

SmartPointer &operator=(const SmartPointer &) = default;

SmartPointer &operator=(SmartPointer &&sp) {
        if (this != &sp) {
            if (core->Release() == 0) {
                delete core;
            }

core = sp.core;
            core->AddRef();
        }
        return *this;
    }

SmartPointer &operator=(value_type *other) {
        core->p = other;
        core->AddRef();
        return *this;
    }

~SmartPointer() {
        if (core->Release() == 0) delete core;
    }

value_type &operator*() {
        if (core->p == nullptr) throw exception();
        return *core->p;
    }

const value_type &operator*() const {
        if (core->p == nullptr) throw exception();
        auto const f = *core->p;
        return f;
    }

value_type *operator->() const { return core->p; }

value_type *get() const { return core->p; }

operator bool() const { return core->p != nullptr; }

template<typename U, typename AnotherAllocator>
    bool operator == (const SmartPointer<U, AnotherAllocator> &pp) const {
        return static_cast<void *>(core->p)
        == static_cast<void *>(pp.core->p);
    }

template<typename U, typename AnotherAllocator>
    bool operator != (const SmartPointer<U, AnotherAllocator> &other) const {
        return static_cast<void *>(other.core->p)
        != static_cast<void *>(core->p);
    }

std::size_t count_owners() const {
        if (core->p == nullptr) return 0;
        return core->c;
    }

public:
    class Core {
     public:
        value_type *p;
        size_t c;

explicit Core(value_type *_p = nullptr) : p(_p), c(0) {}

void AddRef() { ++c; }

int Release() { return --c; }

~Core() {
            if (p != nullptr) delete p;
        }
    };

Core *core;
};

(2 515 b)

0.065s 0.009s 10