From 3e54932f7b1a1b39e31ebb919e427473f00dc723 Mon Sep 17 00:00:00 2001
From: Andrey Petrov <andrey.petrov@shazow.net>
Date: Tue, 10 Feb 2015 12:04:19 -0800
Subject: [PATCH] Don't explode when autocompleting nothing.

Fixes #126.
---
 host.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/host.go b/host.go
index ddaa260..ca17f70 100644
--- a/host.go
+++ b/host.go
@@ -199,7 +199,7 @@ func (h *Host) AutoCompleteFunction(u *message.User) func(line string, pos int,
 			return
 		}
 
-		if strings.HasSuffix(line[:pos], " ") {
+		if line == "" || strings.HasSuffix(line[:pos], " ") {
 			// Don't autocomplete spaces.
 			return
 		}