From 9f8defe8d2f406b0170a275b5d369957075ea059 Mon Sep 17 00:00:00 2001
From: Stan Lo <stan001212@gmail.com>
Date: Sun, 12 Jan 2025 20:47:25 +0800
Subject: [PATCH] [ruby/irb] Drop ColorPrinter's workaround for BasicObject
 (https://github.com/ruby/irb/pull/1051)

`pp` 0.6.0+ includes https://github.com/ruby/pp/pull/26 to handle BasicObject,
so we can drop the workaround.

https://github.com/ruby/irb/commit/08908d43c7
---
 lib/irb/color_printer.rb | 5 -----
 lib/irb/irb.gemspec      | 1 +
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/lib/irb/color_printer.rb b/lib/irb/color_printer.rb
index 31644aa7f9..6cfaefd055 100644
--- a/lib/irb/color_printer.rb
+++ b/lib/irb/color_printer.rb
@@ -4,9 +4,6 @@ require_relative 'color'
 
 module IRB
   class ColorPrinter < ::PP
-    METHOD_RESPOND_TO = Object.instance_method(:respond_to?)
-    METHOD_INSPECT = Object.instance_method(:inspect)
-
     class << self
       def pp(obj, out = $>, width = screen_width)
         q = ColorPrinter.new(out, width)
@@ -28,8 +25,6 @@ module IRB
       if String === obj
         # Avoid calling Ruby 2.4+ String#pretty_print that splits a string by "\n"
         text(obj.inspect)
-      elsif !METHOD_RESPOND_TO.bind(obj).call(:inspect)
-        text(METHOD_INSPECT.bind(obj).call)
       else
         super
       end
diff --git a/lib/irb/irb.gemspec b/lib/irb/irb.gemspec
index 6bb257c8cf..9a93382b7a 100644
--- a/lib/irb/irb.gemspec
+++ b/lib/irb/irb.gemspec
@@ -42,4 +42,5 @@ Gem::Specification.new do |spec|
 
   spec.add_dependency "reline", ">= 0.4.2"
   spec.add_dependency "rdoc", ">= 4.0.0"
+  spec.add_dependency "pp", ">= 0.6.0"
 end