var yourArgHandler = hxargs.Args.generate([	@doc("Documentation for your command")	["-cmd", "--alternative-command"] => function(arg:String) { // action	}, _ => function(arg:String) { // unknown command	} ]); var args = Sys.args(); if (args.length == 0) Sys.println(yourArgHandler.getDoc()); else yourArgHandler.parse(args);