On Oct 22, 1998 Dan Ingalls posted a note:
|A year ago I put ObjectTracer and ObjectViewer into Squeak.  Less than a
page of code with |a lot of power.  They let you implement exactly this kind
of wrapper behavior if you want |to.  There are no frills, but if you want
to do this kind of tracing, they make it pretty |easy.
|
|	- Dan

Hope this helps

Bolot

> What is the way to trace the execution of a 'program'. I would really
> like to be able to watch the progression of message sends to get a
> better idea of how things work together.
>
> John-Reed Maffeo