[Newbies] How to create new exception

Randal L. Schwartz merlyn at stonehenge.com
Thu Oct 9 22:53:44 UTC 2008

>>>>> "Alex" == Alex Chi <alex_chi99 at yahoo.com> writes:

Alex> As a beginner in smalltalk I have a problem on how to create new
Alex> exception class.  For example I want to create FileNotFoundError, I have
Alex> create a new class FileNotFoundError uner class Error. But then I get
Alex> confuse where to write the description or defaultAction of my new
Alex> exception?

Looks like both #description and #defaultAction are instance-side
methods of the classes under Exception.

So you'd define it as an instance-side method in your FileNotFound error.

You do realize that FileDoesNotExistException already exists?  Can
you just use that?

Randal L. Schwartz - Stonehenge Consulting Services, Inc. - +1 503 777 0095
<merlyn at stonehenge.com> <URL:http://www.stonehenge.com/merlyn/>
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