https://git.ruby-lang.org/ruby.git/commit/?id=438220f063

From 438220f063c939761e3d85f7e307c321474c84e8 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Tue, 30 Nov 2021 13:40:42 +0900
Subject: Let pretty_inspect work once at first

For older pp.rb which did not need io/console, and dealing with
`LoadError`.
---
 tool/lib/core_assertions.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tool/lib/core_assertions.rb b/tool/lib/core_assertions.rb
index d84b7f555ae..3cc1ea11b5c 100644
--- a/tool/lib/core_assertions.rb
+++ b/tool/lib/core_assertions.rb
@@ -33,7 +33,7 @@ module Test https://github.com/ruby/ruby/blob/trunk/tool/lib/core_assertions.rb#L33
     module CoreAssertions
       require_relative 'envutil'
       require 'pp'
-      require 'io/console'
+      nil.pretty_inspect
 
       def mu_pp(obj) #:nodoc:
         obj.pretty_inspect.chomp
-- 
cgit v1.2.1


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