Rakefile
require 'rubygems'
require 'bundler'
require 'bundler/gem_tasks'
require 'rspec/core/rake_task'
task :default => :spec
begin
Bundler.setup(:default, :development)
rescue Bundler::BundlerError => e
$stderr.puts e.message
$stderr.puts "Run `bundle install` to install missing gems"
exit e.status_code
end
RSpec::Core::RakeTask.new(:spec)