serve

var Command = &cobra.Command{
	Use:   "serve <protocol> [opts] <remote>",
	Short: `Serve a remote over a protocol.`,
	Long: `rclone serve is used to serve a remote over a given protocol. This
command requires the use of a subcommand to specify the protocol, eg

    rclone serve http remote:

Each subcommand has its own options which you can see in their help.
`,
	RunE: func(command *cobra.Command, args []string) error {
		if len(args) == 0 {
			return errors.New("serve requires a protocol, eg 'rclone serve http remote:'")
		}
		return errors.New("unknown protocol")
	},
}