public void ShowHelp()

in TeamCity.CSharpInteractive/Info.cs [88:182]
95 lines of code
1 McCabe index (conditional complexity)

    public void ShowHelp() =>
        _stdOut.WriteLine(
            new []
            {
                new[]
                {
                    Text.NewLine,
                    new("Usage:", Color.Header),
                    new(" dotnet csi [options] [--] [script] [script arguments]"), Text.NewLine,
                    Text.NewLine,
                    new("Executes a script if specified, otherwise launches an interactive REPL (Read Eval Print Loop)."),
                    Text.NewLine,
                    Text.NewLine
                },
                Option(
                    "script",
                    new Text("The path to the script file to run."),
                    Text.NewLine, Text.Tab,
                    new Text("If no such file is found, the command will treat it as a directory"),
                    Text.NewLine, Text.Tab,
                    new Text("and look for a single script file inside that directory.")),
                Option(
                    "script arguments",
                    new Text("Script arguments are accessible in a script via the global list "),
                    new Text("Args[index]", Color.Details),
                    new Text(" by an argument index.")),
                Option("--", new Text("Indicates that the remaining arguments should not be treated as options.")),
                Option(
                    "--help",
                    new Text("Display this usage message (alternative forms: /? -h /h /help).")),
                Option("--version", new Text("Display the version and exit (alternative form: /version).")),
                Option("--source <NuGet package source>", new Text("NuGet package source (URL, UNC/folder path) to use (alternative forms: -s /source /s),"),
                    Text.NewLine, Text.Tab,
                    new Text("for example: "),
                    new Text("--source https://api.nuget.org/v3/index.json", Color.Details)),
                Option("--property <key=value>[;<keyN=valueN>]", 
                    new Text("Define a key-value pair(s) for the script properties "),
                    new Text("(*1)", Color.Highlighted),
                    new Text(" accessible in scripts."),
                    Text.NewLine, Text.Tab,
                    new Text("Alternative forms:"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("-property"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("-p"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("/property"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("/p"),
                    Text.NewLine, Text.Tab,
                    new Text("Specify each property separately, or use a semicolon or comma to separate multiple properties,"),
                    Text.NewLine, Text.Tab,
                    new Text("as the following example shows: "),
                    new Text("--property key1=val1;key2=val2", Color.Details)),
                Option("--property:<key=value>[;<keyN=valueN>]",
                    new Text("Define a key-value pair(s) in MSBuild style for the script properties "),
                    new Text("(*1)", Color.Highlighted),
                    new Text(" accessible in scripts."),
                    Text.NewLine, Text.Tab,
                    new Text("Alternative forms:"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("-property:<key=value>"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("-p:<key=value>"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("/property:<key=value>"),
                    Text.NewLine, Text.Tab, Text.Tab,
                    new Text("/p:<key=value>"),
                    Text.NewLine, Text.Tab,
                    new Text("Specify each property separately, or use a semicolon or comma to separate multiple properties,"),
                    Text.NewLine, Text.Tab,
                    new Text("as the following example shows: "),
                    new Text("--property:key1=val1;key2=val2", Color.Details)),
                Option("@<file>", new Text("Read response file for more options as the following example shows: "),
                    new Text("@OptionsDir/MyOptions.rsp", Color.Details)),
                new[]
                {
                    new("Notes:", Color.Header),
                    Text.NewLine,
                    Text.Tab,
                    new("- "),
                    new("*1", Color.Highlighted),
                    new(" script properties are accessible a script via the global dictionary "),
                    new("Props[\"name\"]", Color.Details),
                    new(" by a property name"),
                    Text.NewLine,
                    Text.Tab,
                    new("- "),
                    new("using HostApi;", Color.Details),
                    new Text(" directive in a script allows you to use host API types"),
                    Text.NewLine,
                    Text.Tab,
                    new Text("  without specifying the fully qualified namespace of these types")
                }
            }.SelectMany(i => i).ToArray()