Antlr4.Tool.ErrorManager.GetMessageTemplate C# (CSharp) Method

        public virtual Template GetMessageTemplate(ANTLRMessage msg)
        {
            Template messageST = msg.GetMessageTemplate(tool.longMessages);
            Template locationST = GetLocationFormat();
            Template reportST = GetReportFormat(msg.GetErrorType().severity);
            Template messageFormatST = GetMessageFormat();

            bool locationValid = false;
            if (msg.line != -1)
            {
                locationST.Add("line", msg.line);
                locationValid = true;
            }
            if (msg.charPosition != -1)
            {
                locationST.Add("column", msg.charPosition);
                locationValid = true;
            }
            if (msg.fileName != null)
            {
                string f = msg.fileName;
                // Don't show path to file in messages; too long.
                string displayFileName = msg.fileName;
                if (File.Exists(f))
                {
                    displayFileName = Path.GetFileName(f);
                }
                locationST.Add("file", displayFileName);
                locationValid = true;
            }

            messageFormatST.Add("id", msg.GetErrorType().code);
            messageFormatST.Add("text", messageST);

            if (locationValid)
                reportST.Add("location", locationST);
            reportST.Add("message", messageFormatST);
            //((DebugST)reportST).inspect();
            //		reportST.impl.dump();
            return reportST;
        }