package main import ( "github.com/sirupsen/logrus" "github.com/spf13/cobra" ) var tickersCmd = &cobra.Command{ Use: "tickers", // SilenceUsage is an option to silence usage when an error occurs. SilenceUsage: true, RunE: func(cmd *cobra.Command, args []string) error { if len(args) == 0 { allTickers, err := client.MarketDataService.ListTickers() if err != nil { return err } logrus.Infof("allTickers: %+v", allTickers) return nil } ticker, err := client.MarketDataService.GetTicker(args[0]) if err != nil { return err } logrus.Infof("ticker: %+v", ticker) return nil }, }