From 05bb54a51bdb8f712ca61b8b9ea9a5818cf46121 Mon Sep 17 00:00:00 2001
From: Georgi Dimitrov <georgi.dimitrov@headforwards.com>
Date: Tue, 7 Feb 2017 20:09:26 +0000
Subject: [PATCH] Prevent from scrolling past the end of the content

Fixes issue #31
---
 wuzz.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wuzz.go b/wuzz.go
index da3017c..3951741 100644
--- a/wuzz.go
+++ b/wuzz.go
@@ -781,6 +781,10 @@ func scrollView(v *gocui.View, dy int) error {
 	if oy+dy < 0 {
 		dy = -oy
 	}
+	_, err = v.Line(dy)
+	if dy > 0 && err != nil {
+		dy = 0
+	}
 	v.SetOrigin(ox, oy+dy)
 	return nil
 }