[Catalyst] Quick question on forward porting versus retaining
landman at scalableinformatics.com
Thu Mar 17 20:27:42 GMT 2011
On 03/17/2011 04:27 PM, Andrew Rodland wrote:
> On Thursday, March 17, 2011 02:51:59 PM Joe Landman wrote:
>> Hi folks
>> We have a Catalyst app we've developed since about 2005 or so. We
>> put it aside in late 2008, and haven't touched it until now.
>> I wanted to see if it would still work (as it turns out, we can reuse
>> this for a new project).
>> Before we get into this in depth, are there any pointers/blog
>> posts/articles about forward porting an application (this was
>> pre-Moose), or whether or not the app would work without forward porting?
>> Basically we don't want to have to redevelop everything we put into
>> that (login/authentication, views, etc.), and simply add to the existing
>> app with a limited set of changes to make it current would be ideal.
> It's the intention of the Catalyst dev team that new releases don't break
> existing apps. The 5.7 to 5.8 transition broke that promise *slightly* more
> than most releases (mostly due to the C3 MRO), but a great many apps written
> for 5.7 will still run without any changes on 5.8, and of the remainder, 99%
> will only need very small changes. Rewriting your code to make explicit use of
> Moose is *not* required. Just deploy the app with the current version of
> Catalyst and current versions of any plugins it uses, and if there are any
> errors or warnings on startup, use them as guidance. If you run into a nut you
> can't crack, please feel free to come back for advice, but you should start
> out by just trying to run the app.
For laughs, I just tried it, and modulo some module updates, it appears
Thanks folks, this is great! Should speed our development quite a bit!
Joseph Landman, Ph.D
Founder and CEO
Scalable Informatics Inc.
email: landman at scalableinformatics.com
web : http://scalableinformatics.com
phone: +1 734 786 8423 x121
fax : +1 866 888 3112
cell : +1 734 612 4615
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