From: ara.t.howard@...
Date: 2007-03-22T01:33:47+09:00
Subject: Re: Given an object, how to find public methods in included modules and the parent module?

On Thu, 22 Mar 2007 danielbuus@gmail.com wrote:

> Hey :)
>
> I'm trying to extend a method for creating a site map for a Ruby on
> Rails app. This question, I believe, is pretty much just Ruby though,
> that's why I'm asking here.
>
> Basically, what it does ATM is find all classes that end in
> '_controller.rb' and require them,
>
>  require 'find'
>
>  # Require all controllers
>  Find.find(File.join(RAILS_ROOT, "app/controllers"))  { |path|
> require_dependency path if path =~ /_controller\.rb$/ }
>
> Okay. So I have two issues, and therefore two questions for this:
>
> a) The "app/controllers" path does not just contain files, it also
> contains directories, each of which present a module, like "Manage::"
> for the backend, and "Store::" for the frontend. Inside are class
> files that share names, e.g. 'Store::Items' and 'Manage::Items'. Only
> difference is the module they belong to.
>
> b) In the backend classes, I include a module, 'include Backend::Crud'
> which defines some shared methods on the backend classes.
>
> My question for a) is, how can I distinguish between the different
> classes, given that they belong to different modules. How can I ask an
> object what module it belongs to?
>
> And, b), how can I look up these included methods? Right now, I can
> only find public methods that are in the class files themselves, not
> those defined in included modules...
>
> I'm a bit confused with all this, it's pretty low-level for me ;) So I
> apologize if I'm asking very stupidly. If you have any ideas of how I
> could do this, please let me know.
>
> Thanks in advance,
> Daniel

can you start out by telling us __what__ you are trying to accomplish?

-a
-- 
be kind whenever possible... it is always possible.
- the dalai lama