| 134 | } |
| 135 | |
| 136 | func validate(cliParser cli.CLI) bool { |
| 137 | options := cliParser.Options |
| 138 | |
| 139 | hasVersionFlag := len(options[cli.VersionFlag]) == 1 |
| 140 | hasSources := len(options[cli.Source]) > 0 |
| 141 | shouldClean := len(options[cli.CleanFlag]) > 0 |
| 142 | |
| 143 | if hasSources || shouldClean { |
| 144 | return true |
| 145 | } |
| 146 | |
| 147 | if hasVersionFlag { |
| 148 | cli.DisplayVersion(cliParser.Filename) |
| 149 | return false |
| 150 | } |
| 151 | |
| 152 | cli.DisplayHelp(cliParser.Filename) |
| 153 | return false |
| 154 | } |
| 155 | |
| 156 | func validateDocker() error { |
| 157 | client, err := docker.NewClientFromEnv() |