Class ParsingErrorInfo

public class ParsingErrorInfo
   {
      private readonly string _message;
      private readonly int _lineNumber;
      private readonly int _columnNumber;
      public ParsingErrorInfo(string message, int lineNumber, int columnNumber)
      {
         _message = message;
         _lineNumber = lineNumber;
         _columnNumber = columnNumber;
      }
      public string Message => _message;
      public int LineNumber => _lineNumber;
      public int ColumnNumber => _columnNumber;
   }

public ParsingErrorInfo()
   {
   }

public string Message
   {
      get;
   }