From: Joel VanderWerf <vjoel@...>
Date: 2004-09-17T03:51:46+09:00
Subject: Re: Ex-Perl coders: Howz it feel to convert to Ruby?

Mauricio Fern�ndez wrote:
> On Fri, Sep 17, 2004 at 03:20:05AM +0900, David A. Black wrote:
> 
>>I was referring mainly to Chris's characterization of yield users as
>>different from people who write disciplined, well-constructed code.  I
>>suspect that Chris didn't really mean it as a slam to yield users
>>either, but it kind of read that way.  (And I'm at least a frequent
>>yield user myself :-)
> 
> 
> And you can be "disciplined" by Chris' criteria while using yield:
> 
> def foo(arg, &block)
> 	yield
> end

...although this does have a small speed penalty as a Proc object gets 
created by the &block construct, IIRC.

Why not just use the rdoc markup as a convention, if you want to be 
explicit?

def foo(arg)    # :yields: some_useful_object
   yield foo(arg)
end