/// <summary>
/// Производит предварительное подключение к серверу. Может использоваться для повторного переподключения.
/// </summary>
/// <remarks>Потокобезопасно.</remarks>
/// <exception cref="VRpcConnectException"/>
/// <exception cref="VRpcShutdownException"/>
/// <exception cref="ObjectDisposedException"/>
public async Task ConnectAsync()
{
ConnectResult connectResult = await ConnectExAsync().ConfigureAwait(false);
switch (connectResult.State)
{
case ConnectionState.Connected:
return;
case ConnectionState.SocketError:
{
Debug.Assert(connectResult.SocketError != null);
ThrowConnectException($"Unable to connect to the remote server. Error: {(int)connectResult.SocketError}",
innerException: connectResult.SocketError.Value.ToException());
break;
}
case ConnectionState.ShutdownRequest:
{
Debug.Assert(connectResult.ShutdownRequest != null);
ThrowHelper.ThrowException(connectResult.ShutdownRequest.ToException());
break;
}
}
}
/// <summary>
/// Не бросает исключения.
/// </summary>
internal static ConnectResult ToPublicConnectResult(this in InnerConnectionResult conRes)
{
if (conRes.Connection != null)
{
return(ConnectResult.FromConnectionSuccess());
}
else if (conRes.SocketError != null)
{
return(ConnectResult.FromError(conRes.SocketError.Value));
}
else
{
Debug.Assert(conRes.ShutdownRequest != null);
return(ConnectResult.FromShutdownRequest(conRes.ShutdownRequest));
}
}
