Class TMutableRef

library/cpp/yt/memory/ref.h:65–102

A non-owning reference to a mutable range of memory. Use with caution :)

//! A non-owning reference to a mutable range of memory.
//! Use with caution :)
class TMutableRef
    : public TMutableRange<char>
{
public:
    //! Creates a null TMutableRef.
    //! Note empty TMutableRef is not the same as null TMutableRef.
    //! `operator bool` can be used to check if ref is nonnull.
    TMutableRef() = default;

    //! Creates a TMutableRef for a given block of memory.
    TMutableRef(void* data, size_t size);

    //! Creates a TMutableRef for a given range of memory.
    TMutableRef(void* begin, void* end);

    //! Creates an empty TMutableRef.
    static TMutableRef MakeEmpty();

    //! Converts a TMutableRef to TRef.
    operator TRef() const;

    //! Creates a non-owning TMutableRef for a given blob.
    static TMutableRef FromBlob(TBlob& blob);

    //! Creates a non-owning TMutableRef for a given pod structure.
    template <class T>
    static TMutableRef FromPod(T& data);

    //! Creates a non-owning TMutableRef for a given TString.
    //! Ensures that the string is not shared.
    static TMutableRef FromString(TString& str);

    //! Creates a non-owning TMutableRef for a given std::string.
    static TMutableRef FromString(std::string& str);

    //! Creates a TMutableRef for a part of existing range.
    TMutableRef Slice(size_t startOffset, size_t endOffset) const;
};

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