System.Net.WebSockets.ManagedWebSocket.CloseWithReceiveErrorAndThrowAsync C# (CSharp) Method

        private async Task CloseWithReceiveErrorAndThrowAsync(
            WebSocketCloseStatus closeStatus, WebSocketError error, CancellationToken cancellationToken, Exception innerException = null)
        {
            // Close the connection if it hasn't already been closed
            if (!_sentCloseFrame)
            {
                await CloseOutputAsync(closeStatus, string.Empty, cancellationToken).ConfigureAwait(false);
            }

            // Dump our receive buffer; we're in a bad state to do any further processing
            _receiveBufferCount = 0;

            // Let the caller know we've failed
            throw new WebSocketException(error, innerException);
        }