From 30303e5637907d7695d02a13e9480937514d1247 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Prist=C3=A1=C5=A1=20Michal?= <Michal.Pristas@ysoft.com>
Date: Mon, 26 Oct 2015 09:43:34 +0100
Subject: [PATCH] reader nil check in escapeExKey

---
 utils.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/utils.go b/utils.go
index ba99a9b..4691c52 100644
--- a/utils.go
+++ b/utils.go
@@ -43,7 +43,7 @@ func escapeExKey(r rune, reader *bufio.Reader) rune {
 	switch r {
 	case 51:
 		r = CharDelete
-		if d, _, err := reader.ReadRune(); err != nil || d != 126 {
+		if reader != nil && d, _, err := reader.ReadRune(); err != nil || d != 126 {
 			reader.UnreadRune()
 		}
 	case 'D':