From: ara.t.howard@...
Date: 2006-02-05T12:46:26+09:00
Subject: Re: define_method with a &block?

On Sun, 5 Feb 2006, Erik Veenstra wrote:

> In the code below, I want test2 to receive a block, like test1,
> so they do the same. Is that possible?
>
> (I use this "define_method" in meta-programming code. Using
> "def" is not an option.)
>
> Thanks.
>
> gegroet,
> Erik V. - http://www.erikveen.dds.nl/
>
> ----------------------------------------------------------------
>
> class Test
>   def test1(*args, &block)
>     p [:test1, args, block_given?]
>   end
>
>   define_method(:test2) do |*args|
>     p [:test2, args, block_given?]
>   end
> end
>
> Test.new.test1(1, 2, 3){}
> Test.new.test2(1, 2, 3){}

   harp:~ > cat a.rb
   class Test
     def test1(*args, &block)
       p [:test1, args, block_given?]
     end

     module_eval <<-def
       def test2 *args
         p [:test2, args, block_given?]
       end
     def
   end

   Test.new.test1(1, 2, 3){}
   Test.new.test2(1, 2, 3){}

   harp:~ > ruby a.rb
   [:test1, [1, 2, 3], true]
   [:test2, [1, 2, 3], true]

hth.

-a

-- 
happiness is not something ready-made.  it comes from your own actions.
- h.h. the 14th dali lama