From: Robert Klemme <shortcutter@...>
Date: 2008-08-05T18:09:37+09:00
Subject: Re: Still missing the boat on class/instance methods

2008/8/5 laredotornado <laredotornado@zipmail.com>:
> On Aug 4, 4:09 pm, Gregory Brown <gregory.t.br...@gmail.com> wrote:
>> On Mon, Aug 4, 2008 at 4:55 PM,laredotornado<laredotorn...@zipmail.com> wrote:
>> > Hi,
>>
>> > Yesterday the group was kind enough to explain distinctions between
>> > class and instance methods, but I guess I still missed something b/c
>> > I'm getting an error.  I have this method in my EcOrder model ...
>>
>> > class EcOrder < ActiveRecord::Base
>> >        has_many :ec_line_items
>> >        validates_associated :ec_line_items
>>
>> >       ...
>> >        def has_item=(form_item_id)
>> >                for ec_line_item in this.ec_line_items
>> >                        if ec_line_item.form_item_id == form_item_id
>> >                                true
>> >                                return
>> >                        end
>> >                end
>> >                false
>> >        end
>> > end

Also you can probably simplify this to

def has_item? form_item_id
  ec_line_items.find {|ec_line_item| ec_line_item.form_item_id == form_item_id}
end

Kind regards

robert

-- 
use.inject do |as, often| as.you_can - without end