From a1ac82a8653a8e36245594d0599a9412f9574ae3 Mon Sep 17 00:00:00 2001
From: Ravi Terala <ravi.terala@nordstrom.com>
Date: Fri, 17 Jan 2020 09:52:57 -0800
Subject: [PATCH] Add documentation

---
 doc.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/doc.go b/doc.go
index 799882c..4c58d95 100644
--- a/doc.go
+++ b/doc.go
@@ -1037,6 +1037,13 @@ This is done using os.Stat, which is a platform independent function.
 
 	Usage: dir
 
+HostPort
+
+This validates that a string value contains a valid DNS hostname and port that
+can be used to valiate fields typically passed to sockets and connections.
+
+	Usage: hostname_port
+
 Alias Validators and Tags
 
 NOTE: When returning an error, the tag returned in "FieldError" will be