class Linode < Fog::Bin class << self def class_for(key) case key when :compute Fog::Linode::Compute when :dns Fog::Linode::DNS else raise ArgumentError, "Unsupported #{self} service: #{key}" end end def [](service) @@connections ||= Hash.new do |hash, key| hash[key] = case key when :compute Fog::Compute.new(:provider => 'Linode') when :dns Fog::DNS.new(:provider => 'Linode') else raise ArgumentError, "Unrecognized service: #{key.inspect}" end end @@connections[service] end def services Fog::Linode.services end end end