# File src/ruby_supportlib/phusion_passenger/abstract_installer.rb, line 441
    def rake!(*args)
      PhusionPassenger.require_passenger_lib 'platform_info/ruby'
      if !PlatformInfo.rake_command
        puts_error 'Cannot find Rake.'
        raise Abort
      end
      sh!("#{PlatformInfo.rake_command} #{args.join(' ')}")
    end