You are my hero! I was just complaining about that to Doru at ESUG. This sort of tool should be part of the standard tool set so please keep on improving it and we’ll try to convince someone to integrate it :)
Max On 02.09.2014, at 19:40, Ben Coman <b...@openinworld.com> wrote: > greetings all, > > I had an itch to scratch... I find it difficult using the tree list of the > standard Pointer Explorer to track down why objects aren't garbage collected. > I always fear I'm not going to notice getting caught in a reference loop. > So I created a tool presenting an alternative view as a directed graph. The > graph incrementally builds out from the target object as you explore it. > Nodes are colourised to help manage complexity. > > The attached snapshot is produced from evaluating the following Workspace > script... > testObject := 'END5'. > ref1 := { testObject. nil }. > ref2 := { ref1 }. > ref3 := PDTestResource new heldObject: ref2. > ref1 at: 2 put: ref3. "note the reference loop this creates" > PointerDetective openOn: testObject. > > Now I expect I'm duplicating something done before, but I couldn't find > anything quickly and it was an opportunity for some goal direct learning of > Morphic. Thanks to Roassal an option for a spring-force layout is provided. > That code was copied rather than create a dependency, and might need to be > rationalized later. > The code is a bit rough from hacking around learning how to make things work, > but its functional, so its time to get it out in the open. > > For more information please refer to the repository home page... > http://smalltalkhub.com/#!/~BenComan/PointerDetective > > cheers -ben > <PointerDetectiveExample1.png>