On Tue, Feb 15, 2011 at 17:11, Gabriel Filion <lelu...@gmail.com> wrote:
> On 11-02-15 05:25 PM, Nan Liu wrote:
>> You can also create class level dependency so it is less tightly
>> coupled to a specific resource which may benefit you in the long run
>> should you need to refactor dns_config class.
>>
>> class random_app {
>> require dns_config
>> ...
>> }
>
> hmm this actually binds the OP's 'random_app' module to the 'dns_config'
> one while Daniel's suggestion can find the File resource even though it
> is moved from one module to another.
For what it is worth, for an extremely well known interface like
/etc/resolv.conf I would subscribe to the file resource, but for most
cases I prefer to depend on the class. So, I think both answers are
right, and I didn't explain why I chose the apparently tighter binding
this time around.
Daniel
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