commands

var RootCmd = &cobra.Command{
	Use:   "shar",
	Short: "SHAR command line application",
	Long:  ``,

	PersistentPreRun: func(cmd *cobra.Command, args []string) {
		if flag.Value.Json {
			output.Current = &output.Json{}
		} else {
			output.Current = &output.Text{}
		}
		output.Current.SetCmd(cmd)

		cfg := &config{}
		if err := env.Parse(cfg); err != nil {
			panic(fmt.Sprintf("parse environment variables: %s", err.Error()))
		}

		server := &flag.Value.Server
		if cfg.NatsURL != "" {
			*server = cfg.NatsURL
		}

	},
}