From: "Jesús Gabriel y Galán" <jgabrielygalan@...>
Date: 2011-04-28T01:07:04+09:00
Subject: Re: LoadError in gem

On Wed, Apr 27, 2011 at 5:56 PM, Zhi-Qiang Lei <zhiqiang.lei@gmail.com> wrote:
> Hi,
>
> I'm trying to package a library into a gem. I write the main file with autoload, just like Rack's.
>
> module RenrenAPI
>
>  autoload :Authentication, "renren_api/authentication"
>  autoload :SignatureCalculator, "renren_api/signature_calculator"
>  autoload :HTTPAdapter, "renren_api/http_adapter"
>
> end
>
> But when I use the gem, I get a LoadError.
>
>> RenrenAPI::Authentication
> LoadError: no such file to load -- renren_api/authentication
>
> The file does exist. Does anyone can tell me what the problem is with my library, which does not happen to Rack.

You can check the load path:

p $:

before your code to check where Ruby is looking for requires. BTW,
Ruby 1.9 removed "." from the load path.

Jesus.