preinitializer.rb

begin
  require "rubygems"
  require "bundler"
rescue LoadError
  raise "Could not load the bundler gem. Install it with `gem install bundler`."
end

if Gem::Version.new(Bundler::VERSION) <= Gem::Version.new("1.0.0")
  raise RuntimeError, "Your bundler version is too old for Rails 2.3. " +
   "Run `gem install bundler` to upgrade."
end

begin
  # Set up load paths for all bundled gems
  ENV["BUNDLE_GEMFILE"] = File.expand_path("../../Gemfile", __FILE__)
  Bundler.setup
rescue Bundler::GemNotFound => e
  raise RuntimeError, "Bundler couldn't find some gems: #{e}. Did you run `bundle install`?"
end