docker-machine command parser

package main

import (
	"fmt"
	"os/exec"
	"strings"
)

func runCmd(cmdArgs []string) ([]string, error) {
	cmdName := "docker-machine"
	cmdOut, err := exec.Command(cmdName, cmdArgs...).Output()
	if err != nil {
		return []string{""}, err
	}
	return strings.Split(string(cmdOut), "\n"), nil
}

func main() {
	x, _ := runCmd([]string{"ip", "launchbot"})
	fmt.Println(x[0])

	x, _ = runCmd([]string{"ls"})
	for _, c := range x {
		//fmt.Println(c)
		fields := strings.Fields(c)
		if len(c) > 0 {
			fmt.Println(fields[0], fields[2], fields[3])
		}
	}

}