From ef16bceb3a95fdce495dcf1e67f5123342143c1c Mon Sep 17 00:00:00 2001
From: Watson <watson1978@gmail.com>
Date: Thu, 15 Aug 2024 11:32:52 +0900
Subject: [PATCH] Add logger gem as dependency for Ruby 3.5

logger gem was marked as bundled gem for Ruby 3.5.
Therefore, it will not work on Ruby 3.5 unless it is added as a dependency.
Ref. https://github.com/ruby/ruby/commit/d7e558e3c48c213d0e8bedca4fb547db55613f7c

Similar with GH-4411
---
 fluentd.gemspec | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/fluentd.gemspec b/fluentd.gemspec
index bd9a3ac9d0..ff225597d3 100644
--- a/fluentd.gemspec
+++ b/fluentd.gemspec
@@ -39,6 +39,9 @@ Gem::Specification.new do |gem|
   gem.add_runtime_dependency("csv", ["~> 3.2"])
   gem.add_runtime_dependency("drb", ["~> 2.2"])
 
+  # gems that aren't default gems as of Ruby 3.5
+  gem.add_runtime_dependency("logger", ["~> 1.6"])
+
   # build gem for a certain platform. see also Rakefile
   fake_platform = ENV['GEM_BUILD_FAKE_PLATFORM'].to_s
   gem.platform = fake_platform unless fake_platform.empty?