2016-12-27 23:27 GMT+01:00 Tim Mackinnon <tim@testit.works>:

Eg, if a package had classes A, B, C, D - I wish I could see

A
��+B
��+C
�� +D

In Pharo it will be shown exactly like this by default. No need to press hier. But I guess there is something else.

Anyway let's try with picture:

��

RBParseTreeRule subclasses looks like in your example