From: "Erik Bågfors" <erik@...>
Date: 2001-10-28T01:02:12+09:00
Subject: [ruby-talk:23632] Re: sleeping, calling methods inside class	defs

On Sat, 2001-10-27 at 17:52, Tobias Reif wrote:
> David, Guy,
> 
> thanks a lot for your help.
> 
> In the following: what would be the most convenient and elegant way to 
> omit the line
>    t.assign_hey_ho_string
> (and perhaps more code)?
> 
> -----
> class Tobi
> 
>    def hey
>      "hey!\n"
>    end
>    def ho
>      "ho!\n"
>    end
> 
>    def assign_hey_ho_string
>      @hey_ho_string = hey + ho
>    end
> 
>    def hey_ho_string
>      @hey_ho_string
>    end
> 
> end
> 
> t = Tobi.new
> 
> t.assign_hey_ho_string
> 
> puts t.hey_ho_string
> -----
> 
> I now know that I can't just call
>    @hey_ho_string = hey + ho
> inside the classdef.
> 
> What would be a good way to achieve the same effect in this case, 
> without having to call the assign method from the object?
> 

If I understand you correctly

class Tobi
    def hey
      "hey!\n"
    end
    def ho
      "ho!\n"
    end

    def initialize
      @hey_ho_string = hey + ho
    end

    attr_reader :hey_ho_string
end

Tobi.new.hey_ho_string







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Erik B�gfors               | erik@bagfors.nu
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-- 
Erik B�gfors               | http://www.ardendo.se/
Erik.Bagfors@ardendo.se    | GSM +46 733 279 273
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