CommandLine.Text.HelpText.ToString C# (CSharp) Method

        public override string ToString()
        {
            const int extraLength = 10;
            StringBuilder builder = new StringBuilder(this.heading.Length +
                                GetLength(this.copyright) + GetLength(this.preOptionsHelp) +
                                GetLength(this.optionsHelp) + extraLength);

            builder.Append(this.heading);
            if (!string.IsNullOrEmpty(this.copyright))
            {
                builder.Append(Environment.NewLine);
                builder.Append(this.copyright);
            }
            if (this.preOptionsHelp.Length > 0)
            {
                builder.Append(Environment.NewLine);
                builder.Append(this.preOptionsHelp.ToString());
            }
            if (this.optionsHelp != null && this.optionsHelp.Length > 0)
            {
                builder.Append(Environment.NewLine);
                builder.Append(Environment.NewLine);
                builder.Append(this.optionsHelp.ToString());
            }

            return builder.ToString();
        }

        private static void Main(string[] args)
        {
            try
            {
                var options = new Options();
                if (!Parser.Default.ParseArguments(args, options))
                {
                    var helpText = new HelpText("Laan SolutionConverter", Assembly.GetEntryAssembly().GetName().Version.ToString());

                    helpText.AddOptions(options);
                    Console.WriteLine(helpText.ToString());
                    return;
                }

                switch (options.Mode)
                {
                    case Mode.Xml:
                        ConvertToXml(options);
                        break;

                    case Mode.Sln:
                        ConvertToSln(options);
                        break;
                }
            }
            catch (Exception exception)
            {
                Console.WriteLine(exception);
            }
        }