From 31cdb6fa4cadc1641148ef6cebf2359276d7672f Mon Sep 17 00:00:00 2001
From: Chris Kim <chriskim06@gmail.com>
Date: Thu, 20 Feb 2020 20:07:10 -0800
Subject: [PATCH] Check to see if the migration has already happened

---
 internal/indexmigration/migration.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/internal/indexmigration/migration.go b/internal/indexmigration/migration.go
index 8403bb6c..422ffc9b 100644
--- a/internal/indexmigration/migration.go
+++ b/internal/indexmigration/migration.go
@@ -17,6 +17,7 @@ package indexmigration
 import (
 	"os"
 
+	"k8s.io/klog"
 	"sigs.k8s.io/krew/internal/environment"
 	"sigs.k8s.io/krew/internal/gitutil"
 	"sigs.k8s.io/krew/pkg/constants"
@@ -36,6 +37,15 @@ func Done(paths environment.Paths) (bool, error) {
 
 // Migrate removes the index directory and then clones krew-index to the new default index path.
 func Migrate(paths environment.Paths) error {
+	isMigrated, err := Done(paths)
+	if err != nil {
+		return err
+	}
+	if isMigrated {
+		klog.Infoln("Already migrated")
+		return nil
+	}
+
 	err := os.RemoveAll(paths.IndexPath())
 	if err != nil {
 		return err