From fefd6dbdce418054f43a8f91cdae5213edeaad21 Mon Sep 17 00:00:00 2001
From: cdramey <noreply@binarythought.com>
Date: Sat, 17 Nov 2018 17:17:22 +0000
Subject: [PATCH] Improved URL validation

---
 qurl/qurl.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/qurl/qurl.go b/qurl/qurl.go
index fd1812d..fa4e3b7 100644
--- a/qurl/qurl.go
+++ b/qurl/qurl.go
@@ -29,6 +29,14 @@ func (q *QURL) CheckValid() error {
 		return err
 	}
 
+	if u.Scheme == "" {
+		return fmt.Errorf("URLs must begin with a scheme (e.g. https:)")
+	}
+
+	if u.Host == "" && u.RawQuery == "" && u.RawPath == "" && u.Fragment == "" {
+		return fmt.Errorf("URLs must contain a path, host, query or fragment element")
+	}
+
 	if !u.IsAbs() {
 		return fmt.Errorf("Relative URLs are not allowed")
 	}