gistfile1.txt

namespace :cache do
  desc "Clear memcache (no-op for cold deploys)"
  task :clear, :roles => :app do
    # for cold deploys current_path does not exist, but there is no cached content yet so skip it.
    run "([ -d #{current_path} ] && cd #{current_path} && bundle exec rake RAILS_ENV=#{rails_env} cache:clear) || echo 'Not clearing cache since current_path is not defined, therefore there is no cache'"
  end
end