mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
5ab2434225
Return the correct status code on flag parsins errors. Signed-off-by: Daniel Nephin <dnephin@docker.com>
21 lines
419 B
Go
21 lines
419 B
Go
package cli
|
|
|
|
import (
|
|
"fmt"
|
|
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
// FlagErrorFunc prints an error messages which matches the format of the
|
|
// docker/docker/cli error messages
|
|
func FlagErrorFunc(cmd *cobra.Command, err error) error {
|
|
if err == nil {
|
|
return err
|
|
}
|
|
|
|
usage := ""
|
|
if cmd.HasSubCommands() {
|
|
usage = "\n\n" + cmd.UsageString()
|
|
}
|
|
return fmt.Errorf("%s\nSee '%s --help'.%s", err, cmd.CommandPath(), usage)
|
|
}
|