From: Daniel Berger <djberg96@...>
Date: 2010-10-15T08:17:57+09:00
Subject: Re: Is it possible to find out if an identifier is a method alias?

On 10/14/10 4:48 PM, Ammar Ali wrote:
>>> def method; end
> =>  nil
>>> alias :method_alias :method
> =>  nil
>>> defined? method
> =>  "method"
>>> defined? method_alias
> =>  "method"
>
> The above makes perfect sense, but is there a way to determine if an
> identifier is an alias?
>
> I don't have any practical use for such functionality. I'm purely
> curious if there is a way to do it.

class Foo
   def alpha; end
   def beta; end
   alias gamma alpha
end

Foo.instance_method(:alpha) == Foo.instance_method(:beta) # => false
Foo.instance_method(:alpha) == Foo.instance_method(:gamma) # => true

Regards,

Dan