From: Rodrigo Rosenfeld Rosas <rr.rosas@...>
Date: 2011-01-21T23:52:53+09:00
Subject: [ruby-core:34744] Re: Returning from the callee

  Em 20-01-2011 19:40, Magnus Holm escreveu:
> ...This is actually possible using catch/throw, ...
> Yes, this means that you'll have to explicitly choose how many
> stackframes you want to "escape" from, but that actually makes it less
> fragile...
>
> If logged_in! used a "return callee" approach, this wouldn't have
> worked because it would simply returned the admin!-method. If you use
> catch/throw explicitly you get more control over what you're
> *actually* trying to accomplish.

Indeed, I agree. Probably this is not a good use case where a "return 
callee" approach would be useful. A better one would be to be able to 
just add the statement "render" without the need to return explicitly 
after rendering.

Rodrigo.