public object ReadObject()
{
while (_myBytes.MoveNext())
{
byte cur = _myBytes.Current;
object res;
switch ((char)cur)
{
case '(': PushStack(StackType.Tuple); break;
case '[': PushStack(StackType.List); break;
case '{': PushStack(StackType.Dict); break;
case '<': PushStack(StackType.Set); break;
case '>': PushStack(StackType.FrozenSet); break;
case '0':
// end of dictionary
if (_stack == null || _stack.Count == 0)
{
throw PythonOps.ValueError("bad marshal data");
}
_stack.Peek().StackCount = 0;
break;
// case 'c': break;
default:
res = YieldSimple();
if (_stack == null)
{
return(res);
}
do
{
res = UpdateStack(res);
} while (res != null && _stack.Count > 0);
if (_stack.Count == 0)
{
return(_result);
}
continue;
}
// handle empty lists/tuples...
if (_stack != null && _stack.Count > 0 && _stack.Peek().StackCount == 0)
{
ProcStack ps = _stack.Pop();
res = ps.StackObj;
if (ps.StackType == StackType.Tuple)
{
res = PythonTuple.Make(res);
}
else if (ps.StackType == StackType.FrozenSet)
{
res = FrozenSetCollection.Make(TypeCache.FrozenSet, res);
}
if (_stack.Count > 0)
{
// empty list/tuple
do
{
res = UpdateStack(res);
} while (res != null && _stack.Count > 0);
if (_stack.Count == 0)
{
break;
}
}
else
{
_result = res;
break;
}
}
}
return(_result);
}
private object UpdateStack(object res)
{
ProcStack curStack = _stack.Peek();
switch (curStack.StackType)
{
case StackType.Dict:
PythonDictionary od = curStack.StackObj as PythonDictionary;
if (curStack.HaveKey)
{
od[curStack.Key] = res;
curStack.HaveKey = false;
}
else
{
curStack.HaveKey = true;
curStack.Key = res;
}
break;
case StackType.Tuple:
List <object> objs = curStack.StackObj as List <object>;
objs.Add(res);
curStack.StackCount--;
if (curStack.StackCount == 0)
{
_stack.Pop();
object tuple = PythonTuple.Make(objs);
if (_stack.Count == 0)
{
_result = tuple;
}
return(tuple);
}
break;
case StackType.List:
PythonList ol = curStack.StackObj as PythonList;
ol.AddNoLock(res);
curStack.StackCount--;
if (curStack.StackCount == 0)
{
_stack.Pop();
if (_stack.Count == 0)
{
_result = ol;
}
return(ol);
}
break;
case StackType.Set:
SetCollection os = curStack.StackObj as SetCollection;
os.add(res);
curStack.StackCount--;
if (curStack.StackCount == 0)
{
_stack.Pop();
if (_stack.Count == 0)
{
_result = os;
}
return(os);
}
break;
case StackType.FrozenSet:
List <object> ofs = curStack.StackObj as List <object>;
ofs.Add(res);
curStack.StackCount--;
if (curStack.StackCount == 0)
{
_stack.Pop();
object frozenSet = FrozenSetCollection.Make(TypeCache.FrozenSet, ofs);
if (_stack.Count == 0)
{
_result = frozenSet;
}
return(frozenSet);
}
break;
}
return(null);
}
public FrozenSetCollection intersection([NotNull] FrozenSetCollection set)
{
return(Make(SetStorage.Intersection(_items, set._items)));
}
public bool issuperset([NotNull] FrozenSetCollection set)
{
return(set._items.IsSubset(_items));
}
public bool isdisjoint([NotNull] FrozenSetCollection set)
{
return(_items.IsDisjoint(set._items));
}
public FrozenSetCollection union([NotNone] FrozenSetCollection set)
{
return(Make(SetStorage.Union(_items, set._items)));
}
public bool issubset([NotNone] FrozenSetCollection set)
{
return(_items.IsSubset(set._items));
}