[Templates] Catching missing object methods

[Andy Wardley]

Tom Insam wrote:
> Normally, that simply can't happen - we already know, having got here, 
> that the method exists. The (old) code was called if anything in the 
> method ever threw a 'method doesn't exist' error, and this is fixed, but 
> we could fix _that_ bug by just not looking - all errors are real errors 
> at that point. 

Aha!  The light goes on!  Thanks for explaining that.  Yes, you're right.

> The case where we _do_ need this code is where I want to implement an 
> AUTOLOAD that will pretend to only implement some methods. 

Yes, it's a marginal case admittedly, but given that the code is already 
there to handle it then we might as well keep it in case anyone is relying
on it.

> Anyway, I have the CVS repos now, so I'll give you a patch against it to 
> test this situation once I see the merge go in.

The code is checked in.  There are some tests at the bottom of t/stash.t 
and t/stash-xs.t which test Dave's original patch.  You may be able to 
tweak them a little.

Cheers
A