ActiveRecord cannot be eager loaded without ActionDispatch

README.md

Run this and watch as it explodes:

bundle install
bundle exec ruby test.rb

Gemfile

source :rubygems

gem 'activerecord', :require => 'active_record'

Gemfile.lock

GEM
  remote: http://rubygems.org/
  specs:
    activemodel (3.2.6)
      activesupport (= 3.2.6)
      builder (~> 3.0.0)
    activerecord (3.2.6)
      activemodel (= 3.2.6)
      activesupport (= 3.2.6)
      arel (~> 3.0.2)
      tzinfo (~> 0.3.29)
    activesupport (3.2.6)
      i18n (~> 0.6)
      multi_json (~> 1.0)
    arel (3.0.2)
    builder (3.0.0)
    i18n (0.6.0)
    multi_json (1.3.6)
    tzinfo (0.3.33)

PLATFORMS
  ruby

DEPENDENCIES
  activerecord

test.rb

require 'rubygems'
require 'bundler'
Bundler.require :default

ActiveSupport::Autoload.eager_autoload!

boom