Subj : Re: Object reference graph: is there a way?
To   : anton muhin
From : Brendan Eich
Date : Thu Sep 02 2004 01:03 pm

anton muhin wrote:
> Dear gurus,
> 
> Is there a way to find out all the object that directly (or indirectly) 
> reference the given object with SpiderMonkey's api?
> 
> Example:
> 
> var o1 = new Object()
> var o2 = new Object()
> var o3 = new Object()
> var o4 = new Object()
> 
> o4.foo = o2
> o4.bar = o3
> 
> o2.foo = o1
> o3.bar = o1
> 
> For o1 I want to know that it is referenced by o2 & o3, and, indirectly, 
> by o3. I suppose that there could be a way as this issue seems to be 
> related to garbage collecting.


Yes, and to uneval/toSource -- try uneval(o1).


> The problem I'm trying to solve is notification on objects modification.


Why do you want to walk an object graph to notify about modifications?

/be

.