From 0b38c46d3779b3f405f2b2f416d767b1a204429a Mon Sep 17 00:00:00 2001
From: Ted Unangst <tedu@tedunangst.com>
Date: Tue, 25 Feb 2020 13:29:09 -0500
Subject: [PATCH] avoid empty strings

---
 fun.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fun.go b/fun.go
index b6e375c..bba2c6e 100644
--- a/fun.go
+++ b/fun.go
@@ -298,6 +298,9 @@ func grapevine(mentions []Mention) []string {
 func grapeape(s string) []Mention {
 	var mentions []Mention
 	for _, m := range strings.Split(s, " ") {
+		if m ==  "" {
+			continue
+		}
 		where := gofish(m)
 		if where != "" {
 			mentions = append(mentions, Mention{Who: m, Where: where})