public static void LogInfo(this IWindowLanguageServer mediator, string message)
 {
     mediator.LogMessage(new LogMessageParams()
     {
         Type = MessageType.Info, Message = message
     });
 }
 public static void Log(this IWindowLanguageServer mediator, LogMessageParams @params)
 {
     mediator.LogMessage(@params);
 }
 public static void LogWarning(this IWindowLanguageServer mediator, string message) =>
 mediator.LogMessage(new LogMessageParams {
     Type = MessageType.Warning, Message = message
 });