From: Ammar Ali <ammarabuali@...>
Date: 2010-11-02T19:56:36+09:00
Subject: Re: get method name when aliasing

On Tue, Nov 2, 2010 at 11:13 AM, Rahul Kumar <sentinel1879@gmail.com> wrote:
> I'd like to know the current method name or alias used, as follows:
>
> def write
>   m = __method__
>   flag = (m == "write!" ? true : false)
>
>   some processing based on flag
>
> end
> alias :write! write
>
> So if user calls write! flag is true, else false.
>
> __method__ gives original name not alias used.
>
> In irb, i tried: caller[0] =~ /`([^']*)'/ and $1
> but this returns "irb_binding".
>
> I might land up having quite a lot of such methods, so i'd rather not
> make multiple methods with "!" calling the original ones.
>
> (btw, i've checked earlier threads:
> http://www.ruby-forum.com/topic/75258)
>

If I understood your purpose correctly, then this recent thread sheds
some light on aliases:

  http://www.ruby-forum.com/topic/232274

And this gist might be of interest as well:

  http://gist.github.com/631102

However, IMHO, if one needs such functionality, then it is probably a
sign that the design needs review. I put this gist together to
discover aliases and satisfy my curiosity, only.

Regards,
Ammar