private string[] ExtractSwitches(ICommandHandler handler, IEnumerable <string> args)
{
if (!handler.ProcessSwitches)
{
return(args.ToArray());
}
var result = new List <string>();
var skipArgs = 0;
var lastSwitchName = default(string);
foreach (var item in args)
{
if (skipArgs > 0)
{
handler.AppendSwitch(lastSwitchName, item);
skipArgs--;
continue;
}
//Handle help switch.
if (item.StartsWith("-?"))
{
handler.SetSwitch("?");
return(new string[] { });
}
if (item.StartsWith("--"))
{
lastSwitchName = item.Substring(2).ToLower();
handler.SetSwitch(lastSwitchName);
var currentSwitch = handler.Switches.First(s => s.Names.Contains(lastSwitchName));
skipArgs = currentSwitch.ArgumentCount;
}
else if (item.StartsWith("-"))
{
lastSwitchName = item.Substring(1);
handler.SetSwitch(lastSwitchName);
var currentSwitch = handler.Switches.First(s => s.ShortNames.Contains(lastSwitchName));
skipArgs = currentSwitch.ArgumentCount;
}
else
{
result.Add(item);
}
}
return(result.ToArray());
}
