/// <summary>
/// This is the default description provider which will enumerate the options.
/// </summary>
/// <param name="obj">Not used main instance.</param>
private void ProvideDescriptionWhenNoOpsDone(CommandLineManager obj)
{
StringBuilder sb = new StringBuilder();
var PrimaryOptions = Options.Where(opt => opt.AssociatedWithOptions != null)
.ToList();
if (PrimaryOptions.Any() == false) // Just show all options, there is not enough info to format with suboptions
{
Options.ForEach(opt =>
{
// if (opt.IsOptional)
// sb.Append("\t");
sb.AppendLine(opt.ToString());
});
}
else
{
// Find any options that don't have siblings nor are associated with a parent option and add them to the primary list to be displayed.
Options.Where(opt => opt.AssociatedWithOptions == null && PrimaryOptions.All(prim => prim.AssociatedWithOptions.Contains(opt.Letter) == false))
.ToList()
.ForEach(solo => PrimaryOptions.Add(solo));
PrimaryOptions.Select(prime => new
{
Prime = prime,
SubOptions = Options.Where(opt => prime.AssociatedWithOptions?.Contains(opt.Letter) ?? false)
.ToList()
})
.ToList()
.ForEach(optimus =>
{
sb.AppendLine($"{optimus.Prime.ToString()} using");
optimus.SubOptions?.ForEach(sub => sb.AppendLine($"\t{sub.ToString()}"));
sb.AppendLine(string.Empty);
});
}
Console.WriteLine(sb.ToString());
}
/// <summary>
/// If a dash is not required, the an option can be designated without the dash such as `-L` can also be `L`. Hence it is "FreeForm".
/// </summary>
public static CommandLineManager AllowFreeForm(this CommandLineManager manager)
{
return(manager?.AllowFreeForm());
}
public static CommandLineManager Parse(this CommandLineManager manager, string[] args)
{
return(manager.Parse(args));
}
/// <summary>
/// Execute the arguments, pass in arguments if <see cref="Parse"/> has not been called with arguments.
/// </summary>
/// <param name="manager">Target manager for the fluent chaining flow.</param>
/// <param name="args">Optionals arguments when arguments have not been passed in.</param>
public static void Execute(this CommandLineManager manager, string[] args = null)
{
manager.ExecuteOperation(args);
}