From: Shugo Maeda <shugo@...>
Date: 2010-11-26T11:08:01+09:00
Subject: [ruby-core:33394] Re: [Ruby 1.9-Feature#4085][Open] Refinements and nested methods

Hi,

2010/11/26 Yusuke ENDOH <mame@tsg.ne.jp>:
> Are these intended?
>
> (1)
>
> �class Foo
> �end
> �module FooExtCore
> � �def foo
> � � �bar
> � �end
> � �def bar
> � �end
> �end
> �module FooExt
> � �refine(Foo) { include FooExtCore }
> �end
> �using(FooExt)
> �Foo.new.foo
> � �#=> undefined local variable or method `bar'
>
> I can guess what's going on, but this will be a FAQ...

This behavior is intended, and you need define foo and bar inside the
block passed to refine.
I don't know any way to make the above code work without local rebinding.

> (2)
>
> �class Foo
> �end
> �module FooExt
> �end
> �using FooExt
> �module FooExt
> � �refine(Foo) { include FooExt }
> � �def foo
> � �end
> �end
> �Foo.new.foo
> � �#=> undefined method `foo'

I'd like to allow the above code if possible, but it's hard for me.

> Note that I don't want to attack this proposal.
> I'm really for this and I hope to help improve it.
> Please don't misunderstand me :-)

I know it.  Thanks for your helpful comments.

-- 
Shugo Maeda