ReadAsync() [3/3]

override ValueTask< int > System.IO.UnmanagedMemoryStream.ReadAsync ( Memory< byte > buffer, CancellationToken cancellationToken = default(CancellationToken) )

inlinevirtualinherited

Reimplemented from System.IO.Stream.

Definition at line 370 of file UnmanagedMemoryStream.cs.

    {
        if (cancellationToken.IsCancellationRequested)
        {
            return ValueTask.FromCanceled<int>(cancellationToken);
        }
        try
        {
            ArraySegment<byte> segment;
            return new ValueTask<int>(MemoryMarshal.TryGetArray((ReadOnlyMemory<byte>)buffer, out segment) ? Read(segment.Array, segment.Offset, segment.Count) : Read(buffer.Span));
        }
        catch (Exception exception)
        {
            return ValueTask.FromException<int>(exception);
        }
    }

References System.ArraySegment< T >.Array, System.buffer, System.cancellationToken, System.ArraySegment< T >.Count, System.exception, System.Threading.Tasks.ValueTask< TResult >.FromCanceled(), System.Threading.Tasks.ValueTask< TResult >.FromException(), System.ArraySegment< T >.Offset, and System.IO.Read.