From 33cff2b0fb28c8ee3ffb7039b2fb2fe0fd9f6560 Mon Sep 17 00:00:00 2001
From: Ippei Obayashi <ohai@kmc.gr.jp>
Date: Wed, 8 Jul 2026 13:29:30 +0900
Subject: [PATCH] Remove Pathname gem after Ruby 4.0

Pathname is included in Ruby's core classes at Ruby 4.0.
Therefore `gem "pathname"` causes warnings after Ruby 4.0.
---
 Gemfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Gemfile b/Gemfile
index c96b1fa3..721238a0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,7 +4,7 @@ gem "rake"
 gem "steep", "~> 1.9.0", require: false
 
 gem "uri"
-gem "pathname"
+gem "pathname" if RUBY_VERSION < "4.0.0"
 
 # Specify your gem's dependencies in bitclust.gemspec
 gemspec :name => "bitclust-core"