public static int Main(string[] args)
{
var commands = new CommandSet("commands")
{
"usage: commands COMMAND [OPTIONS]",
"",
"Mono.Options.CommandSet sample app.",
"",
"Global options:",
{ "v:",
"Output verbosity.",
(int?n) => Verbosity = n.HasValue ? n.Value : Verbosity + 1 },
"",
"Available commands:",
new Command("echo", "Echo arguments to the screen")
{
Run = ca => Console.WriteLine("{0}", string.Join(" ", ca)),
},
new Command("equinox", "Does something with the equinox?")
{
Run = ca => Console.WriteLine("{0}", string.Join(" ", ca)),
},
new RequiresArgsCommand(),
"Commands with spaces are supported:",
new Command("has spaces", "spaces?!")
{
Run = ca => Console.WriteLine("spaces, yo! {0}", string.Join(" ", ca)),
},
"Nested CommandSets are also supported. They're invoked similarly to commands with spaces.",
new CommandSet("set")
{
new Command("file type", "Does something or other.")
{
Run = ca => Console.WriteLine("File type set to: {0}", string.Join(" ", ca)),
},
new Command("output", "Sets output location")
{
Run = ca => Console.WriteLine("Output set to: {0}", string.Join(" ", ca)),
},
},
};
commands.Add(new Command("completions", "Show CommandSet completions")
{
Run = ca => {
var start = ca.Any() ? string.Join(" ", ca) : "";
Console.WriteLine($"Showing CommandSet completions for prefix '{start}':");
foreach (var completion in commands.GetCompletions(start))
{
Console.WriteLine($"\tcompletion: {completion}");
}
},
});
commands.Add(commands);
return(commands.Run(args));
}
public void GetCompletions()
{
var commands = new CommandSet("example")
{
new Command("a"),
new Command("aa"),
new Command("a a"),
new Command("cs c"),
new CommandSet("cs")
{
new CommandSet("cs2")
{
new CommandSet("cs3")
{
new Command("cs-cs2-cs3-c"),
},
},
},
};
Assert.IsTrue(new[] {
"a",
"aa",
"a a",
"cs c",
"cs cs2 cs3 cs-cs2-cs3-c",
}.SequenceEqual(commands.GetCompletions()));
Assert.IsTrue(new[] {
"a",
"aa",
"a a",
}.SequenceEqual(commands.GetCompletions("a")));
Assert.IsTrue(new[] {
"cs c",
"cs cs2 cs3 cs-cs2-cs3-c",
}.SequenceEqual(commands.GetCompletions("cs")));
}
