From cd084c8ba66d83ff3a41998410856074d98f9848 Mon Sep 17 00:00:00 2001
From: nvbn <nvbn.rm@gmail.com>
Date: Mon, 20 Jul 2015 19:30:41 +0300
Subject: [PATCH] #N/A Fix history rule with blank history

---
 thefuck/rules/history.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/thefuck/rules/history.py b/thefuck/rules/history.py
index cb424f7..765d9af 100644
--- a/thefuck/rules/history.py
+++ b/thefuck/rules/history.py
@@ -11,7 +11,8 @@ def _not_corrected(history, tf_alias):
         if previous is not None and line != tf_alias:
             yield previous
         previous = line
-    yield history[-1]
+    if history:
+        yield history[-1]
 
 
 @memoize