From: Daniel Sheppard <daniels@...>
Date: 2004-04-07T09:13:34+09:00
Subject: Re: Different types of include

I left out a line in each example:

MyModule::MyClass.new.hello

which succeeds in the first case, but cannot find FXTreeList in the
second.

> -----Original Message-----
> From: Daniel Sheppard 
> Sent: Wednesday, 7 April 2004 10:10 AM
> To: ruby-talk ML
> Subject: Different types of include
> 
> 
> How is an 'include' outside of a module different from one 
> inside a module. Where does the outer 'include' come from 
> (the only documented include method is on Module).
> 
> The following code works:
> 
> require 'fox'
> include Fox
> module MyModule
>   class MyClass
>     def hello; puts FXTreeList; end
>   end
> end
> 
> The following does not:
> module MyModule
>   require 'fox'
>   include Fox
>   class MyClass
>     def hello; puts FXTreeList; end
>   end
> end
> 
> I was under the impression that part of the mechanism of 
> include was to include the constants defined in the other module. 
> 
> Is the only way to keep your namespace clean to use 
> Fox::FXTreeList everywhere and avoid top-level includes?
> 
> (this isn't a problem with fox, due to the fact that fox 
> always has FX on the classname prefix, but I can see that it 
> could be a problem with other modules).
> 
> Daniel Sheppard
> http://jroller.net/page/soxbox 
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