From 75b38f18940764f048ded4a3938407566152cbee Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Sat, 20 Mar 2021 23:48:10 -0700
Subject: [PATCH] [ruby/irb] Fix step's argument

cols.size was calling Integer#size, which returns 8.

Fixing a bug of https://github.com/ruby/irb/pull/209

https://github.com/ruby/irb/commit/c93ae4be71
---
 lib/irb/cmd/ls.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/irb/cmd/ls.rb b/lib/irb/cmd/ls.rb
index 07e6fbc487..87798a22d7 100644
--- a/lib/irb/cmd/ls.rb
+++ b/lib/irb/cmd/ls.rb
@@ -64,7 +64,7 @@ module IRB
 
         def col_widths(strs, cols:)
           cols.times.map do |col|
-            (col...strs.size).step(cols.size - 1).map do |i|
+            (col...strs.size).step(cols).map do |i|
               strs[i].length
             end.max
           end