https://github.com/docopt/docopt.net/issues/197

docoptnet-issue-197.linq

<Query Kind="Statements">
  <NuGetReference Version="0.8.1">docopt.net</NuGetReference>
  <Namespace>DocoptNet</Namespace>
</Query>

const string docopt = """
    Usage:
      test.exe (-h | --help)
      test.exe cmd [-abc] INPUT

    """;

var parser =
Docopt.CreateParser(docopt)
      .WithVersion($"App v{Assembly.GetExecutingAssembly().GetName().Version}");
             
var results =
    from args in new string[][]
    {
        [],                         // Error
        ["-h"],                     // Help
        ["--help"],                 // Help
        [""],                       // Error
        ["foo"],                    // Error
        ["cmd"],                    // Error
        ["cmd", "foo"],             // OK
        ["cmd", "-ac", "foo"],      // OK
        ["cmd", "-a", "-c", "foo"], // OK
    }
    let result =
        parser.Parse(args)
              .Match(static args =>   (Outcome: "Args"   , Arg: (object)args),
                     static result => (Outcome: "Help"   , Arg: result),
                     static result => (Outcome: "Version", Arg: result),
                     static result => (Outcome: "Error"  , Arg: result))
    select new
    {
        Args = args,
        result.Outcome,
        Result = result.Arg,
    };

results. Dump();