From 01b6c520f5ee48aad7a0f3dfd690616d179e9e1f Mon Sep 17 00:00:00 2001
From: aycabta <aycabta@gmail.com>
Date: Tue, 18 Aug 2020 12:38:07 +0900
Subject: [PATCH] [ruby/irb] Change the way the IRB is invoked as an external
 process

https://github.com/ruby/irb/commit/f4bcdf4375
---
 test/irb/test_history.rb | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/test/irb/test_history.rb b/test/irb/test_history.rb
index 23242fa26f..61bd41c9bd 100644
--- a/test/irb/test_history.rb
+++ b/test/irb/test_history.rb
@@ -117,8 +117,7 @@ module TestIRB
 
         with_temp_stdio do |stdin, stdout|
           replace_stdio(stdin.path, stdout.path) do
-            bundle_exec = ENV.key?('BUNDLE_GEMFILE') ? ['-rbundler/setup'] : []
-            cmds = %W[ruby] + bundle_exec + %W[-W0 -rirb -e 'IRB.start(__FILE__)']
+            cmds = %W[ruby -Ilib:test -W0 -rirb -e 'IRB.start(__FILE__)']
             yield(stdin, stdout)
             stdin.close
             system(cmds.join(' '))