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Add a message for empty contexts

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This commit is contained in:
Sulabh Chaturvedi 2020-08-18 18:23:46 +01:00
parent 51c61b862d
commit f95e54131e
1 changed files with 7 additions and 1 deletions
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8
cmd/kubectx/fzf.go
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@ -23,6 +23,7 @@ type InteractiveSwitchOp struct {
func (op InteractiveSwitchOp) Run(_, stderr io.Writer) error { func (op InteractiveSwitchOp) Run(_, stderr io.Writer) error {
// parse kubeconfig just to see if it can be loaded // parse kubeconfig just to see if it can be loaded
kc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.DefaultLoader) kc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.DefaultLoader)
defer kc.Close()
if err := kc.Parse(); err != nil { if err := kc.Parse(); err != nil {
if cmdutil.IsNotFoundErr(err) { if cmdutil.IsNotFoundErr(err) {
printer.Warning(stderr, "kubeconfig file not found") printer.Warning(stderr, "kubeconfig file not found")
@ -30,7 +31,12 @@ func (op InteractiveSwitchOp) Run(_, stderr io.Writer) error {
} }
return errors.Wrap(err, "kubeconfig error") return errors.Wrap(err, "kubeconfig error")
} }
kc.Close()
ctxs := kc.ContextNames()
if ctxs == nil {
err := printer.Warning(stderr, "No kubectl context found")
return errors.Wrap(err, "kubeconfig error")
}
cmd := exec.Command("fzf", "--ansi", "--no-preview") cmd := exec.Command("fzf", "--ansi", "--no-preview")
var out bytes.Buffer var out bytes.Buffer