From 8bf756471149699f033fdb5a090afec5fe69f4da Mon Sep 17 00:00:00 2001
From: Joseph Bryan <joemfb@gmail.com>
Date: Sat, 3 Sep 2016 20:35:17 -0400
Subject: [PATCH] restores "backspace on empty line" to clear from #235

inadvertently reverted in 786bce0
---
 lib/drum.hoon | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/lib/drum.hoon b/lib/drum.hoon
index d2f4f038c..c0fc078fc 100644
--- a/lib/drum.hoon
+++ b/lib/drum.hoon
@@ -511,10 +511,10 @@
         ta-bel
       .(str.u.ris (scag (dec (lent str.u.ris)) str.u.ris))
     ?:  =(0 pos.inp)
-      (ta-act %clr ~)
-      :: .(+> (se-blit %bel ~))
-    =+  pre=(dec pos.inp)
-    (ta-hom %del pre)
+      ?~  buf.say.inp
+        (ta-act %clr ~)
+      ta-bel
+    (ta-hom %del (dec pos.inp))
   ::
   ++  ta-ctl                                          ::  hear control
     |=  key/@ud