From: Matthew Kerwin <lists@...>
Date: 2013-05-29T07:52:52+09:00
Subject: Re: GEM and module? Could a GEM be a module?

Henry Maddocks wrote in post #1110429:
> On 29/05/2013, at 1:11 AM, Denis BEURIVE <lists@ruby-forum.com> wrote:
>
>> I have written a library that calculates dates based on CRON
>> specifications. I'd like to publish it as a GEM.
>>
>> In order to avoid name collisions, I create a module ("Cron") that holds
>> all the classes that build the library. In fact the is two classes :
>>
>> Cron::Calendar
>> Cron::NoNextExecution
>
> It is good practice to wrap your classes in a module. Lots of gems do
> this.

Agreed. If someone wants the Calendar and NoNextExecution classes in the 
main namespace it's trivial to do:

  require 'cron'
  include Cron

But it's impossible to do the inverse.


>> Is it correct to say : "my GEM is a module" ?
>
> Your gem is gem, it doesn't matter if there is a module.

You could say: "my gem defines a module ..."

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