From 88812831ce248315f908fe048d0bd38a8d81d86e Mon Sep 17 00:00:00 2001
From: Nathan Sobo <nathan@github.com>
Date: Fri, 5 Jun 2015 23:40:56 +0200
Subject: [PATCH] Only check for max line length when lines exist

---
 src/display-buffer.coffee | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/src/display-buffer.coffee b/src/display-buffer.coffee
index 910f7b177..2519fa6d6 100644
--- a/src/display-buffer.coffee
+++ b/src/display-buffer.coffee
@@ -483,11 +483,11 @@ class DisplayBuffer extends Model
   # Returns {TokenizedLine}
   tokenizedLineForScreenRow: (screenRow) ->
     if @largeFileMode
-      line = @tokenizedBuffer.tokenizedLineForRow(screenRow)
-      if line.text.length > @maxLineLength
-        @maxLineLength = line.text.length
-        @longestScreenRow = screenRow
-      line
+      if line = @tokenizedBuffer.tokenizedLineForRow(screenRow)
+        if line.text.length > @maxLineLength
+          @maxLineLength = line.text.length
+          @longestScreenRow = screenRow
+        line
     else
       @screenLines[screenRow]