From cbf8ff22f55038e0681e43be48c01b37847b507c Mon Sep 17 00:00:00 2001
From: vkd <vkd.castle@gmail.com>
Date: Thu, 8 Sep 2016 16:40:45 +0300
Subject: [PATCH] fix comments

---
 iterator.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/iterator.go b/iterator.go
index e8872fb..d48ad7b 100644
--- a/iterator.go
+++ b/iterator.go
@@ -47,7 +47,7 @@ func (it *ScanIterator) Next() bool {
 	}
 
 	for {
-		// Return if there is more data to fetch.
+		// Return if there is no more data to fetch.
 		if it.ScanCmd.cursor == 0 {
 			return false
 		}
@@ -65,6 +65,8 @@ func (it *ScanIterator) Next() bool {
 		}
 
 		it.pos = 1
+
+		// Redis can occasionally return empty page
 		if len(it.ScanCmd.page) > 0 {
 			return true
 		}