(dependencies ...string)
| 18 | } |
| 19 | |
| 20 | func ValidateEnvironment(dependencies ...string) { |
| 21 | missingDepencies := make([]string, 0) |
| 22 | for _, dependency := range dependencies { |
| 23 | _, err := exec.LookPath(dependency) |
| 24 | if err != nil { |
| 25 | missingDepencies = append(missingDepencies, dependency) |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | if len(missingDepencies) > 0 { |
| 30 | fmt.Fprint(os.Stderr, errors.New("Missing dependencies: '"+strings.Join(missingDepencies, ", ")+"' on $PATH")) |
| 31 | Exit(1) |
| 32 | } |
| 33 | } |