From 8a6fdfe7281ef975749450d65ac0efe0038354e5 Mon Sep 17 00:00:00 2001
From: Conrad Irwin <conrad.irwin@gmail.com>
Date: Mon, 4 Mar 2013 23:11:19 -0800
Subject: [PATCH] Ensure lines are integers before using them as strings [Fixes
 #872]

The problem was that they could be Rational's if the mathn library was
required.
---
 lib/pry/indent.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/pry/indent.rb b/lib/pry/indent.rb
index fc9c7add..e760655c 100644
--- a/lib/pry/indent.rb
+++ b/lib/pry/indent.rb
@@ -390,7 +390,7 @@ class Pry
       _, cols = Terminal.screen_size
 
       cols = cols.to_i
-      lines = cols != 0 ? (line_to_measure.length / cols + 1) : 1
+      lines = (cols != 0 ? (line_to_measure.length / cols + 1) : 1).to_i
 
       if Pry::Helpers::BaseHelpers.windows_ansi?
         move_up   = "\e[#{lines}F"