[squeak-dev] Tool problem: flattenHierarchy...

Frank Shearar frank.shearar at angband.za.org
Thu Apr 28 15:47:15 UTC 2011


On 2011/04/28 16:33, Chris Muller wrote:
> Sorry, I can't work on this - to reproduce,
>
>    1) browse implementors of chooseInstVarThenDo:
>    2) try to spawn a hierarchy from the opened MessageSet.
>
> After a longish pause, a debugger opens; nil is getting into the hierarchy.

The long pause is understandable: ClassDescription generates a large 
hierarchy, which you can examine by evaluating:

   Browser new createHierarchyTreeOf: ClassDescription allSuperclasses, 
{ClassDescription}, ClassDescription allSubclasses

I'll look at what I broke this afternoon/evening.

frank



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