From: Robert Dober <robert.dober@...>
Date: 2010-04-16T07:25:19+09:00
Subject: Re: Is this good OOP structuring?

On Thu, Apr 15, 2010 at 8:00 AM, Robert Klemme
<shortcutter@googlemail.com> wrote:
> On 15.04.2010 02:46, Derek Cannon wrote:
>>
>> Hello everyone. I'm trying to get a hang of object-oriented programming
>> and I have a question about the best practices for my program.
>>
>> I'm making a program to recommend courses to me for my school. To
>> simplify things, let's just say every course has 3 variables (they
>> actually have a lot more): a name, a day, and a time.
>>
>> I've made the following, let me know if I can improve on it or am making
>> any conventional errors (note, again I've simplified the classes by
>> omitting irrelevant methods):
>>
>> class Course
>>   attr_reader :title, :days, :time
>>   def initialize(title, days, time)
>>     @title = title
>>     @days = days
>>     @time = time
>>   end
>> end
>
> That's perfectly OK although you can shorten that by using Struct's power:
>
> Course = Struct.new :title, :day, :time
>
But please be aware that the Struct based implementation is a super
implementation of OP's as it exposes the attributes write-ably too.
Cheers
R.
<snip>

-- 
The best way to predict the future is to invent it.
-- Alan Kay