From 3f456113bc3d9f97a98e8e51987ad456fc9989a3 Mon Sep 17 00:00:00 2001
From: Chris Bednarski <banzaimonkey@gmail.com>
Date: Tue, 24 Feb 2015 23:05:45 -0800
Subject: [PATCH] Added Hostname.Equal() .EqualIp() and .IsValid()

IsValid provides error-checking in a non-intrusive way
---
 hostname.go | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/hostname.go b/hostname.go
index 4fd2b5e..3e0a003 100644
--- a/hostname.go
+++ b/hostname.go
@@ -34,6 +34,18 @@ func NewHostname(domain, ip string, enabled bool) (hostname *Hostname) {
 	return
 }
 
+func (h *Hostname) Equal(n *Hostname) bool {
+	return h.Ip.Equal(n.Ip) && h.Domain == n.Domain
+}
+
+func (h *Hostname) EqualIp(ip net.IP) bool {
+	return h.Ip.Equal(ip)
+}
+
+func (h *Hostname) IsValid() bool {
+	return h.Domain != "" && h.Ip != nil
+}
+
 func (h *Hostname) Format() string {
 	r := fmt.Sprintf("%s %s", h.Ip.String(), h.Domain)
 	if !h.Enabled {