proto/cmd/root.go

package cmd

import (
	"flag"
	"fmt"
	"os"
	"strconv"
)

func Root() error {
	args := flag.NewFlagSet("root", flag.ExitOnError)
	verbose := args.Bool("verbose", false, "Extra logging")
	args.Parse(os.Args[1:])

	fmt.Printf("Hi %s", strconv.FormatBool(*verbose))
	return nil
}