From: Guest <polypus@...>
Date: 2006-05-02T06:57:00+09:00
Subject: Re: getting the name of arguments a method takes

Didier Prophete wrote:
> I am wondering if there is a way to programatically get the name of the 
> arguments a function take.
> 
> Say, I have this code:
>   class MyClass
>       def my_fct(a, b, c)
>      end
>   end
> 
> Now, I can easily get a handle to the method 'my_fct' using:
>   mc = MyClass.new
>   meth = mc.method(:my_fct)
> 
> But how do I get to the list of arguments of 'my_fct' ? I couldn't find 
> anything like:
>   meth.arg_list
> which would return [ :a, :b, :c ], or something like that.
> 
> Is this even possible in ruby ?
> 
> -Didier

i also would like to do this. anybody know if it's possible, and also
getting arg names from a proc? if so it would be very handy for
metaprogramming.

thanks

-- 
Posted via http://www.ruby-forum.com/.