[MacRuby-devel] Using Gems in MacRuby

[Craig Williams]

On Oct 15, 2009, at 8:55 PM, s.ross wrote:

> On Oct 15, 2009, at 6:10 PM, Conrad Taylor wrote:
>
>> On Thu, Oct 15, 2009 at 5:03 PM, s.ross <cwdinfo at gmail.com> wrote:
>>
>> On Oct 15, 2009, at 1:43 PM, Laurent Sansonetti wrote:
>>
>> Hi Craig,
>>
>> On Oct 14, 2009, at 7:07 PM, Craig Williams wrote:
>>
>> Hi Everyone,
>>
>> I have searched the web but have not found a good explanation on  
>> how to use
>> gems in a MacRuby project. Is there a tutorial I am missing?
>>
>> We should definitely write a tutorial about that. The RubyGems  
>> support is pretty new so I don't think anybody tried yet to embed  
>> gems in a MacRuby app. At a glance I believe it would be a matter  
>> of installing the gem inside MacRuby.framework, embed it in the app  
>> then change the GEM_HOME environment variable.
>>
>> Laurent
>>
>> Oof. Changing the framework? Maybe I'm not understanding what  
>> you're suggesting. Why would it not be enough to install all gems  
>> in a vendor/ directory and change GEM_HOME to there? Or something  
>> that would not involve embedding (eventually) all gems in use in  
>> all apps you're developing inside the MacRuby.framework...
>>
>> Steve
>>
>>
>> Steve, you should be able to install the gem(s) and require them in  
>> the relevant file(s).  You shouldn't have to unpack the gem(s) into  
>> a vendor directory because they should be visible to the Ruby  
>> environment after you require it.
>>
>> -Conrad
>
> Conrad--
>
> I guess I'm thinking of a case where you didn't want to rely on a  
> particular gem being present on a target machine -- say for an app  
> you were distributing. Naturally, the GEM_HOME built into MacRuby is  
> just fine on *my* machine. But, if I give the app to someone else  
> who may not have a particular gem installed, boom!
>
> Steve


Any examples on how to do this? I get an error that it failed to load  
~/.gemrc during build.

Craig
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