public static object __new__(CodeContext context, PythonType cls, object @object)
{
IWeakReferenceable iwr = ConvertToWeakReferenceable(context.LanguageContext, @object);
if (cls == DynamicHelpers.GetPythonTypeFromType(typeof(@ref)))
{
WeakRefTracker wrt = iwr.GetWeakRef();
if (wrt != null)
{
for (int i = 0; i < wrt.HandlerCount; i++)
{
if (wrt.GetHandlerCallback(i) == null && wrt.GetWeakRef(i) is @ref)
{
return(wrt.GetWeakRef(i));
}
}
}
return(new @ref(context, @object));
}
else
{
return(cls.CreateInstance(context, @object));
}
}
public static object MakeNew(PythonType cls, object @object)
{
IWeakReferenceable iwr = @object as IWeakReferenceable;
if (iwr == null)
{
throw Ops.TypeError("cannot create weak reference to '{0}' object", Ops.GetDynamicType(@object).__name__);
}
if (cls == Ops.GetDynamicTypeFromType(typeof(PythonWeakReference)))
{
WeakRefTracker wrt = iwr.GetWeakRef();
if (wrt != null)
{
for (int i = 0; i < wrt.HandlerCount; i++)
{
if (wrt.GetHandlerCallback(i) == null && wrt.GetWeakRef(i) is PythonWeakReference)
{
return(wrt.GetWeakRef(i));
}
}
}
return(new PythonWeakReference(@object));
}
else
{
return(cls.ctor.Call(cls, @object));
}
}
internal override bool TryGetValue(CodeContext context, object instance, PythonType owner, out object value)
{
if (instance == null)
{
value = this;
return(true);
}
IWeakReferenceable reference;
if (context.GetPythonContext().TryConvertToWeakReferenceable(instance, out reference))
{
WeakRefTracker tracker = reference.GetWeakRef();
if (tracker == null || tracker.HandlerCount == 0)
{
value = null;
}
else
{
value = tracker.GetHandlerCallback(0);
}
return(true);
}
value = null;
return(false);
}
internal static object MakeNew(object @object, object callback)
{
IWeakReferenceable iwr = @object as IWeakReferenceable;
if (iwr == null)
{
throw Ops.TypeError("cannot create weak reference to '{0}' object", Ops.GetDynamicType(@object).__name__);
}
if (callback == null)
{
WeakRefTracker wrt = iwr.GetWeakRef();
if (wrt != null)
{
for (int i = 0; i < wrt.HandlerCount; i++)
{
if (wrt.GetHandlerCallback(i) == null &&
wrt.GetWeakRef(i) is PythonCallableWeakRefProxy)
{
return(wrt.GetWeakRef(i));
}
}
}
}
return(new PythonCallableWeakRefProxy(@object, callback));
}
internal static object MakeNew(CodeContext /*!*/ context, object @object, object callback)
{
IWeakReferenceable iwr = ConvertToWeakReferenceable(context.LanguageContext, @object);
if (callback == null)
{
WeakRefTracker wrt = iwr.GetWeakRef();
if (wrt != null)
{
for (int i = 0; i < wrt.HandlerCount; i++)
{
if (wrt.GetHandlerCallback(i) == null && wrt.GetWeakRef(i) is weakproxy)
{
return(wrt.GetWeakRef(i));
}
}
}
}
return(new weakproxy(context, @object, callback));
}
