From f95e54131ee0e32d17034a58e28acf3fd1518adc Mon Sep 17 00:00:00 2001
From: Sulabh Chaturvedi <sulabhchaturvedi08@gmail.com>
Date: Tue, 18 Aug 2020 18:23:46 +0100
Subject: [PATCH] Add a message for empty contexts

---
 cmd/kubectx/fzf.go | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/cmd/kubectx/fzf.go b/cmd/kubectx/fzf.go
index 38fb5b0..364cd66 100644
--- a/cmd/kubectx/fzf.go
+++ b/cmd/kubectx/fzf.go
@@ -23,6 +23,7 @@ type InteractiveSwitchOp struct {
 func (op InteractiveSwitchOp) Run(_, stderr io.Writer) error {
 	// parse kubeconfig just to see if it can be loaded
 	kc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.DefaultLoader)
+	defer kc.Close()
 	if err := kc.Parse(); err != nil {
 		if cmdutil.IsNotFoundErr(err) {
 			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")
 	}
-	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")
 	var out bytes.Buffer