From 8d7ff22fed20c56bfe2bb8f118cc03b7cfe722ae Mon Sep 17 00:00:00 2001
From: Peter Dyer <Petetdyer@gmail.com>
Date: Sun, 5 Aug 2018 00:25:27 +0100
Subject: [PATCH] Fix panic on invalid version strings

---
 dep.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/dep.go b/dep.go
index 3328331f..47c8c0a5 100644
--- a/dep.go
+++ b/dep.go
@@ -53,6 +53,10 @@ func splitDep(dep string) (string, string, string) {
 		return match
 	})
 
+	if len(split) == 0 {
+		return "", "", ""
+	}
+
 	if len(split) == 1 {
 		return split[0], "", ""
 	}