Class TSharedRefArray

library/cpp/yt/memory/ref.h:295–354

//! A smart-pointer to a ref-counted immutable sequence of TSharedRef-s.
class TSharedRefArray
{
public:
    TSharedRefArray() = default;
    TSharedRefArray(const TSharedRefArray& other);
    TSharedRefArray(TSharedRefArray&& other) noexcept;

    explicit TSharedRefArray(const TSharedRef& part);
    explicit TSharedRefArray(TSharedRef&& part);

    struct TCopyParts
    { };
    struct TMoveParts
    { };

    template <class TParts>
    TSharedRefArray(const TParts& parts, TCopyParts);
    template <class TParts>
    TSharedRefArray(TParts&& parts, TMoveParts);

    TSharedRefArray& operator = (const TSharedRefArray& other);
    TSharedRefArray& operator = (TSharedRefArray&& other);

    explicit operator bool() const;

    void Reset();

    size_t Size() const;
    size_t size() const;
    i64 ByteSize() const;
    bool Empty() const;
    const TSharedRef& operator [] (size_t index) const;

    const TSharedRef* Begin() const;
    const TSharedRef* End() const;

    std::vector<TSharedRef> ToVector() const;
    TString ToString() const;

    //! Creates a copy of a given TSharedRefArray.
    //! The memory is marked with a given tag.
    static TSharedRefArray MakeCopy(const TSharedRefArray& array, TRefCountedTypeCookie tagCookie);

    //! Checks if #lhs and #rhs consist of the same number of bitwise-equal parts.
    static bool AreBitwiseEqual(const TSharedRefArray& lhs, const TSharedRefArray& rhs);

private:
    friend class TSharedRefArrayBuilder;

    TSharedRefArrayImplPtr Impl_;

    explicit TSharedRefArray(TSharedRefArrayImplPtr impl);

    template <class... As>
    static TSharedRefArrayImplPtr NewImpl(
        size_t size,
        size_t poolCapacity,
        TRefCountedTypeCookie cookie,