On Nov 25, 10:05 am, Jej <[EMAIL PROTECTED]> wrote:
> Hi all,
>
> I set up a constant in an initializer file (under /config/initializers/
> myfile.rb) like this:
>
> MYCONST = Model.find(:all).size

Model.count is preferred here.  Model.find(:all).size loads everything
into memory first.

> The problem is that rake fails to run some operations like db:migrate
> or db:reset, due to the fact that my Model table doesn't exist at some
> stages. Even with a "unless Model.nil?" it fails.
>
> How can I test if the model exists to avoid error during rake? I don't
> need this constant for rake tasks but only for normal execution of my
> app.
>
> Read you,
> Jej

I think you want defined?(Model), i.e.:

MYCONST = Model.count if defined?(Model)

Jeff

purpleworkshops.com
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