WriteAsync() [3/3]

override ValueTask System.IO.UnmanagedMemoryStream.WriteAsync ( ReadOnlyMemory< byte > buffer, CancellationToken cancellationToken = default(CancellationToken) )

inlinevirtualinherited

Reimplemented from System.IO.Stream.

Definition at line 574 of file UnmanagedMemoryStream.cs.

    {
        if (cancellationToken.IsCancellationRequested)
        {
            return ValueTask.FromCanceled(cancellationToken);
        }
        try
        {
            if (MemoryMarshal.TryGetArray(buffer, out var segment))
            {
                Write(segment.Array, segment.Offset, segment.Count);
            }
            else
            {
                Write(buffer.Span);
            }
            return default(ValueTask);
        }
        catch (Exception exception)
        {
            return ValueTask.FromException(exception);
        }
    }

References System.buffer, System.cancellationToken, System.exception, System.Threading.Tasks.ValueTask< TResult >.FromCanceled(), System.Threading.Tasks.ValueTask< TResult >.FromException(), and System.IO.Write.