Hey Uko,

this pattern for a message sent:

`@msg:`@args

can match message sends with or without arguments, so it matches both

1 squared.

and

1 raisedTo:2

The problem is that the first match "1 squared" will give�� a DNU on the right pane, as the argument var '@args is empty.

2016-08-04 10:23 GMT+02:00 Yuriy Tymchuk <yuriy.tymchuk@me.com>:

Hi everyone!

I��m happy to announce a new tool that can help you to understand to the pattern code is working in match & rewrite rules.
You can read more on my blogpost:��http://blog.yuriy.tymch.uk/2016/08/matchtool.html
The tool is available for Pharo 6 from the catalog.

Cheers!
Uko