public static Variable DownCall(Variable list)
{
List <object> lo = new List <object>();
VarDeque it = Builtins.start_iter(list);
while (Kernel.IterHasFlat(it, true))
{
lo.Add(DCArg(it.Shift()));
}
return(DCResult(RawDowncall(lo.ToArray())));
}
internal static object DCArg(Variable v)
{
P6any o = v.Fetch();
var s = o.mo.setting;
if (o is BoxObject <object> )
{
return(Kernel.UnboxAny <object>(o));
}
else if (o.IsDefined())
{
if (o.Isa(s.StrMO))
{
return((string)o.mo.mro_raw_Str.Get(v));
}
else if (o.Isa(s.BoolMO))
{
return((bool)o.mo.mro_raw_Bool.Get(v));
}
else if (o.Isa(s.NumMO))
{
double d = Kernel.UnboxAny <double>(o);
if ((d % 1) == 0 && d <= int.MaxValue && d >= int.MinValue)
{
return((object)(int)d);
}
return((object)d);
}
else if (o.Isa(s.ListMO))
{
VarDeque it = o.mo.mro_raw_iterator.Get(v);
var lo = new List <object>();
while (Kernel.IterHasFlat(it, true))
{
lo.Add(DCArg(it.Shift()));
}
return(lo.ToArray());
}
else
{
return((int)o.mo.mro_raw_Numeric.Get(v));
}
}
else
{
return(null);
}
}
protected Variable Slice(Variable obj, Variable key)
{
if (key.Fetch().mo.HasType(Kernel.JunctionMO))
{
return(Builtins.AutoThread(key.Fetch(), delegate(Variable v) {
return Get(obj, v);
}));
}
VarDeque iter = Builtins.start_iter(key);
List <Variable> items = new List <Variable>();
while (Kernel.IterHasFlat(iter, true))
{
items.Add(Get(obj, iter.Shift()));
}
// TODO: 1-element slices should be deparceled. Requires
// LISTSTORE improvements though.
return(Kernel.NewRWListVar(Kernel.BoxRaw <Variable[]>(
items.ToArray(), Kernel.ParcelMO)));
}
internal static object DCArg(Variable v)
{
P6any o = v.Fetch();
if (o is BoxObject <object> )
{
return(Kernel.UnboxAny <object>(o));
}
else if (o.IsDefined())
{
if (o.Isa(Kernel.StrMO))
{
return((string)o.mo.mro_raw_Str.Get(v));
}
else if (o.Isa(Kernel.BoolMO))
{
return((bool)o.mo.mro_raw_Bool.Get(v));
}
else if (o.Isa(Kernel.ListMO))
{
VarDeque it = o.mo.mro_raw_iterator.Get(v);
var lo = new List <object>();
while (Kernel.IterHasFlat(it, true))
{
lo.Add(DCArg(it.Shift()));
}
return(lo.ToArray());
}
else
{
return((int)o.mo.mro_raw_Numeric.Get(v));
}
}
else
{
return(null);
}
}
internal static void SerializeNam(Variable v, StringBuilder sb,
List <object> refs)
{
P6any o = v.Fetch();
if (o is BoxObject <int> ) /* includes bool */
{
sb.Append(Kernel.UnboxAny <int>(o));
}
else if (o is BoxObject <double> )
{
sb.Append(Utils.N2S(Kernel.UnboxAny <double>(o)));
}
else if (o is BoxObject <string> )
{
string s = Kernel.UnboxAny <string>(o);
sb.Append('"');
foreach (char c in s)
{
if (c >= ' ' && c <= '~' && c != '\\' && c != '"')
{
sb.Append(c);
}
else
{
sb.Append("\\u");
sb.AppendFormat("{0:X4}", (int)c);
}
}
sb.Append('"');
}
else if (!o.IsDefined())
{
sb.Append("null");
}
else if (o.Isa(o.mo.setting.ListMO))
{
VarDeque d = o.mo.mro_raw_iterator.Get(v);
bool comma = false;
sb.Append('[');
while (Kernel.IterHasFlat(d, true))
{
if (comma)
{
sb.Append(',');
}
SerializeNam(d.Shift(), sb, refs);
comma = true;
}
sb.Append(']');
}
else if (o is BoxObject <object> )
{
sb.Append('!');
sb.Append(refs.Count);
refs.Add(Kernel.UnboxAny <object>(o));
}
else
{
throw new NieczaException("weird object in sub_finish " + o.mo.name);
}
}