From: dohzya <dohzya@...>
Date: 2007-08-02T04:48:30+09:00
Subject: Re: Dynamic method call

Le jeudi 02 ao�t 2007 � 04:27 +0900, Andrea Maschio a �crit :
> the problem is that method_name is a static call, i need to make it dynamic
> and choosed by the user/programmer, so at least he should type
> eval("method_name(arg1,arg2)") if condition
> 
> but my aim was just to encapsulate this in a more comprehensible grammar
> like
> 
> if_it_happens_that(is_true, "do_something(arg1,arg2)")
> 
> in another language that english it sound more different using english word
> "like if, then, end, do"
> 
> i know it could sound weird, but this was my need, and i solved it with eval
> (of course the internal logic is far more complex)

Do you want something like this  :
---
def sendif( args, &bloc )
  if args[:if]
    send args[:then].shift, *args[:then], &bloc
  else
    send args[:else].shift, *args[:else], &bloc if args[:else]
  end
end

sendif :if => 1 < 2, :then => [:p, "gagne"], :else => [:puts, "perdu"]
---
?

-- 
Etienne Vallette d'Osia