Added fiddle for irb dependencies on Windows

hsbt · hsbt · commit d8c8e28de4c9 · 2025-08-19T16:55:48.000+09:00
diff --git a/Gemfile b/Gemfile
@@ -13,5 +13,6 @@ group :development do
   gem 'rake'
   gem 'simplecov'
   gem 'irb', '>= 1.3.1'
+  gem 'fiddle'
   gem 'benchmark-ips'
 end
