modify to exit.Unavailable and align the code

fenglixa · fenglixa · commit bbc679be0e16 · 2019-06-02T13:26:42.000+08:00
diff --git a/cmd/minikube/cmd/dashboard.go b/cmd/minikube/cmd/dashboard.go
@@ -72,12 +72,11 @@ var dashboardCmd = &cobra.Command{
 			exit.WithError("Error getting client", err)
 		}
 
-		_, err = api.Load(pkg_config.GetMachineName())
-		if err != nil {
+		if _, err = api.Load(pkg_config.GetMachineName()); err != nil {
 			switch err := errors.Cause(err).(type) {
 			case mcnerror.ErrHostDoesNotExist:
 				console.OutStyle(console.Meh, "%q cluster does not exist", pkg_config.GetMachineName())
-				os.Exit(0)
+				os.Exit(exit.Unavailable)
 			default:
 				exit.WithError("Error getting cluster", err)
 			}

Original file line number	Diff line number	Diff line change
`@@ -72,12 +72,11 @@ var dashboardCmd = &cobra.Command{`
`72`	`72`	`exit.WithError("Error getting client", err)`
`73`	`73`	`}`
`74`	`74`
`75`		`- _, err = api.Load(pkg_config.GetMachineName())`
`76`		`- if err != nil {`
	`75`	`+ if _, err = api.Load(pkg_config.GetMachineName()); err != nil {`
`77`	`76`	`switch err := errors.Cause(err).(type) {`
`78`	`77`	`case mcnerror.ErrHostDoesNotExist:`
`79`	`78`	`console.OutStyle(console.Meh, "%q cluster does not exist", pkg_config.GetMachineName())`
`80`		`- os.Exit(0)`
	`79`	`+ os.Exit(exit.Unavailable)`
`81`	`80`	`default:`
`82`	`81`	`exit.WithError("Error getting cluster", err)`
`83`	`82`	`}`