Rakefile
#!/usr/bin/env rake
require 'bundler'
Bundler::GemHelper.install_tasks
Bundler.setup
desc 'Default: run specs.'
task :default => :spec
require 'rspec/core/rake_task'
desc 'Run specs'
RSpec::Core::RakeTask.new
require 'yard'
desc 'Generate API docs'
YARD::Rake::YardocTask.new