From c35555d852a8be5833c9f124d35aec0929713b09 Mon Sep 17 00:00:00 2001
From: Tyrel Souza <tyrelsouza@gmail.com>
Date: Mon, 13 May 2019 23:37:32 -0400
Subject: [PATCH] error code if no directory

---
 main.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/main.go b/main.go
index e482500..ea4baf2 100644
--- a/main.go
+++ b/main.go
@@ -19,7 +19,10 @@ func main() {
 			Aliases: []string{"u"},
 			Usage:   "Scan a directory's manifests",
 			Action: func(c *cli.Context) error {
-				return scan(c)
+				if len(c.Args()) > 0 {
+					return scan(c)
+				}
+				return cli.NewExitError("no directory provided", 5)
 			},
 		},
 	}