Seek() [2/2]

SequencePosition System.Buffers.ReadOnlySequence< T >.Seek ( long offset, System::ExceptionArgument exceptionArgument = System::ExceptionArgument::offset )

inlinepackage

Definition at line 636 of file ReadOnlySequence.cs.

    {
        object startObject = _startObject;
        object endObject = _endObject;
        int index = GetIndex(_startInteger);
        int index2 = GetIndex(_endInteger);
        if (startObject != endObject)
        {
            ReadOnlySequenceSegment<T> readOnlySequenceSegment = (ReadOnlySequenceSegment<T>)startObject;
            int num = readOnlySequenceSegment.Memory.Length - index;
            if (num <= offset && offset != 0L)
            {
                if (num < 0)
                {
                    System.ThrowHelper.ThrowArgumentOutOfRangeException_PositionOutOfRange();
                }
                return SeekMultiSegment(readOnlySequenceSegment.Next, endObject, index2, offset - num, exceptionArgument);
            }
        }
        else if (index2 - index < offset)
        {
            System.ThrowHelper.ThrowArgumentOutOfRangeException(exceptionArgument);
        }
        return new SequencePosition(startObject, index + (int)offset);
    }

References System.Buffers.ReadOnlySequence< T >._endInteger, System.Buffers.ReadOnlySequence< T >._endObject, System.Buffers.ReadOnlySequence< T >._startInteger, System.Buffers.ReadOnlySequence< T >._startObject, System.Buffers.ReadOnlySequence< T >.GetIndex(), System.index, System.index2, System.L, System.Buffers.ReadOnlySequenceSegment< T >.Next, System.offset, System.Buffers.ReadOnlySequence< T >.SeekMultiSegment(), System.ThrowHelper.ThrowArgumentOutOfRangeException(), and System.ThrowHelper.ThrowArgumentOutOfRangeException_PositionOutOfRange().

Referenced by System.Buffers.ReadOnlySequence< T >.GetPosition(), System.Buffers.ReadOnlySequence< T >.GetPosition(), and System.Buffers.ReadOnlySequence< T >.Slice().