public Interpreter (Interpreter interp, LogoContext context) {
this.stores = interp.stores;
this.context = context;
}
public static object Execute (LogoContext context, ICollection runlist, params object[] template_args) {
string[] runlist_strs = new string[runlist.Count];
int i = 0;
foreach (object o in runlist) {
if (o is ICollection)
runlist_strs[i] = Funcs.ListToString ((ICollection) o, 0, true);
else
runlist_strs[i] = o.ToString ();
i++;
}
Interpreter interp = new Interpreter ((Interpreter) context.CallingEngine, context);
interp.template_args = template_args;
Parser parser = new Parser (interp.stores, null);
parser.AllowQuestionMark = true;
InstructionList tree = parser.Parse (runlist_strs);
return interp.Execute (tree);
}
private void Interpret (InstructionList tree) {
Interpreter interp = new Interpreter (funcs);
interp.Execute (tree);
}
public void Invoke (LogoContext context, ICollection arguments, ref object result) {
// Debug (arguments);
LogoContext cc = new LogoContext (context);
Hashtable dict = cc.Dict;
object[] arguments_list = new object[arguments.Count];
arguments.CopyTo (arguments_list, 0);
int i = 0;
foreach (ArgumentInfo info in args) {
if (i < arguments_list.Length)
dict[info.name] = arguments_list[i];
else if (info.val != null)
dict[info.name] = info.val;
i++;
}
// Collect remaining arguments
if (args.Length > 0 && args[args.Length - 1].collect) {
int col_len = arguments_list.Length - args.Length;
if (col_len < 0)
col_len = 0;
object[] collector = new object[col_len];
if (col_len > 0)
Array.Copy (arguments_list, args.Length, collector, 0, col_len);
dict[args[args.Length - 1].name] = collector;
}
Interpreter interp = new Interpreter ((Interpreter) context.CallingEngine, cc);
result = interp.Execute (tree);
}
private void Interpret(InstructionList tree)
{
Interpreter interp = new Interpreter(funcs);
interp.Execute(tree);
}