Greg Willits wrote:
> Gavin Kistner wrote:
>> Greg Willits wrote:
>>> In this play code below, I want to use initialize_colors in either the
>>> class Shape or Square as a class method.
>> 
>> Including a module in a class causes instance methods of the module to
>> be in the lookup path for instances of the class. Extending a class
>> using a module causes instance methods of the module to be in the
>> lookup path for the class itself.
>> 
>> (See http://phrogz.net/RubyLibs/RubyMethodLookupFlow.png)
>> 
>> A common idiom to be able to cause a class to get both class and
>> instance methods when including a single module follows:
> 
> Cool, thanks. But...
> 
> In this code the fill_color is still never set to black. It seems to me 
> that Module code even if added as class methods cannot access class 
> variables?


OK, nevermind -- I get it now.

even though they have the same name they are actually two independent 
variables in the two separate "name spaces/realms" of the model & class 
containers.

I thought the "inclusion" would fuse the two spaces into one.

-- gw
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