func TestExitStatusForInvalidSubcommandWithHelpFlag(t *testing.T) {
discard := ioutil.Discard
cmd := newDockerCommand(command.NewDockerCli(os.Stdin, discard, discard))
cmd.SetArgs([]string{"help", "invalid"})
err := cmd.Execute()
assert.Error(t, err, "unknown help topic: invalid")
}
func generateManPages(path string) error {
header := &doc.GenManHeader{
Title: "DOCKER",
Section: "1",
Source: "Docker Community",
}
stdin, stdout, stderr := term.StdStreams()
dockerCli := command.NewDockerCli(stdin, stdout, stderr)
cmd := &cobra.Command{Use: "docker"}
commands.AddCommands(cmd, dockerCli)
cmd.DisableAutoGenTag = true
return doc.GenManTreeFromOpts(cmd, doc.GenManTreeOptions{
Header: header,
Path: path,
CommandSeparator: "-",
})
}
func generateManPages(opts *options) error {
header := &doc.GenManHeader{
Title: "DOCKER",
Section: "1",
Source: "Docker Community",
}
stdin, stdout, stderr := term.StdStreams()
dockerCli := command.NewDockerCli(stdin, stdout, stderr)
cmd := &cobra.Command{Use: "docker"}
commands.AddCommands(cmd, dockerCli)
source := filepath.Join(opts.source, descriptionSourcePath)
if err := loadLongDescription(cmd, source); err != nil {
return err
}
cmd.DisableAutoGenTag = true
return doc.GenManTreeFromOpts(cmd, doc.GenManTreeOptions{
Header: header,
Path: opts.target,
CommandSeparator: "-",
})
}
func main() {
// Set terminal emulation based on platform as required.
stdin, stdout, stderr := term.StdStreams()
logrus.SetOutput(stderr)
dockerCli := command.NewDockerCli(stdin, stdout, stderr)
cmd := newDockerCommand(dockerCli)
if err := cmd.Execute(); err != nil {
if sterr, ok := err.(cli.StatusError); ok {
if sterr.Status != "" {
fmt.Fprintln(stderr, sterr.Status)
}
// StatusError should only be used for errors, and all errors should
// have a non-zero exit status, so never exit with 0
if sterr.StatusCode == 0 {
os.Exit(1)
}
os.Exit(sterr.StatusCode)
}
fmt.Fprintln(stderr, err)
os.Exit(1)
}
}