Hmmm, ok, that may be beyond my current knowledge of the internals :-) On Wed, Feb 8, 2012 at 10:36 PM, Dino Viehland <di...@microsoft.com> wrote:
> The reason we don't keep looking through the type hierarchy is because > we should have generated code which does the dispatch to the base method - > that's much more efficient then searching at doing a dynamic invoke at > runtime. We generate the code in > NewTypeMaker.EmitBaseClassCallCheckForProperties which ultimately calls > EmitBaseMethodDispatch which checks if we can do the base-method dispatch > and emits the code which throws when the method is abstract. > > I think what's probably happening is that we're overriding the interface > slot and the class slot independently. The class slot dispatches to the > base virtual method correctly, but we see the interface method as abstract > and emit code to throw. EmitBaseMethodDispatch probably just needs to do a > Type.GetInterfaceMap on the base type and map it to the correct base method > if the method is abstract and the method is declared on an interface type. > > *From:* ironpython-users-bounces+dinov=exchange.microsoft....@python.org [ > mailto:ironpython-users-bounces+dinov=exchange.microsoft....@python.org<ironpython-users-bounces+dinov=exchange.microsoft....@python.org>] > *On Behalf Of *Slide > *Sent:* Wednesday, February 08, 2012 7:56 PM > *To:* ironpython-users@python.org > *Subject:* [Ironpython-users] > TryGetNonInheritedValueHelper/TryGetNonInheritedMethodHelper > > While looking a little bit into [1] I found that the two methods above in > UserTypeOps.cs stop when they get to .NET types. If I remove the condition > to stop at .NET types, the issue no longer appears. Is there a reason that > these two methods are not looking at .NET types? > > > Thanks, > > slide > > [1] > *http://ironpython.codeplex.com/workitem/32166*<http://ironpython.codeplex.com/workitem/32166> > > > -- > Website: *http://earl-of-code.com* <http://earl-of-code.com> > > -- Website: http://earl-of-code.com
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