well, if that snippet is all you want, you can just
cat $(bundle show rails)/railties/lib/rails/all.rb
and copy whatever you need to your config/application.rb
On Tuesday, March 10, 2015 at 11:54:08 AM UTC+2, Eliot Sykes wrote:
>
> Hi all,
>
> I've been trying to find out if Rails 4.2 provides a single command that
> regenerates config/application.rb in an existing application.
>
> I'm trying to find something more lightweight than running 'rails new
> MyApp' in a new directory and copying over the file.
>
> The reason I ask is imagine a Rails app is 'rails new'-ed without the
> --skip-test-unit option.
>
> Then at a much later date, this app is switched to RSpec. Can
> config/application.rb be regenerated as if the --skip-test-unit option had
> been supplied originally to 'rails new ...'?
>
> All this would effectively do is change the require statements near the
> top of config/application.rb file from:
>
> require 'rails/all'
>
> to:
>
> # Pick the frameworks you want:
> require "active_model/railtie"
> require "active_job/railtie"
> require "active_record/railtie"
> require "action_controller/railtie"
> require "action_mailer/railtie"
> require "action_view/railtie"
> require "sprockets/railtie"
> # require "rails/test_unit/railtie"
>
>
> It's possible to get part of the way there with this command:
>
> bin/rake rails:update:configs
>
> Which asks if you want to overwrite config/application.rb and generates a
> new copy. However, I've not been successful in getting that command to make
> use of the --skip-test-unit option. I've tried variations on this without
> luck:
>
> bin/rake rails:update:configs[--skip-test-unit]
>
> Many thanks in advance for any help,
>
> Eliot
>
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