(configure).cs

    protected static void OnAfterExecute(NMS.Script.ModFiles modfiles, CancellationToken cancel) {
        // gather all the warnings and above from the log
        var alerts = modfiles.ExecuteLog
            .Where(item => item.Type == LogItemType.Warning || item.Type == LogItemType.Failure)
            .ToList();
        if (alerts.Any()) {
            int warnings = alerts.Where(item => item.Type == LogItemType.Warning).Count();
            int errors   = alerts.Where(item => item.Type == LogItemType.Failure).Count();
            var heading = new StringBuilder("—————< ");
            if (warnings > 0)                   heading.AppendFormat("{0} WARNINGS", warnings);
            if (warnings > 0 && errors > 0)     heading.Append(" AND ");
            if (errors > 0)                     heading.AppendFormat("{0} ERRORS", errors);
            heading.Append(" >—————");

            modfiles.ExecuteLog.AddHeading(heading.ToString());
            foreach (var alert in alerts)
                modfiles.ExecuteLog.Add(alert);
        }
    }