From 5efa26a98de793ac006996feda9ae0c5f8d34ea9 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Fri, 4 May 2018 15:48:58 +0530
Subject: [PATCH] Micro-optimization

---
 kittens/diff/render.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/kittens/diff/render.py b/kittens/diff/render.py
index d1d6116b9..ecc53a745 100644
--- a/kittens/diff/render.py
+++ b/kittens/diff/render.py
@@ -146,8 +146,12 @@ def split_to_size(line, width):
 
 
 def split_to_size_with_center(line, width, prefix_count, suffix_count, start, stop):
+    sz = len(line)
+    if prefix_count + suffix_count == sz:
+        yield from split_to_size(line, width)
+        return
+    suffix_pos = sz - suffix_count
     pos = state = 0
-    suffix_pos = len(line) - suffix_count
     while line:
         p = truncate_point_for_length(line, width)
         if state is 0: