From 29bf4ac9abd4ab1f600e88b1c4611c7f57a126a9 Mon Sep 17 00:00:00 2001
From: Maple Ong <maple.ong@shopify.com>
Date: Wed, 3 Feb 2021 16:34:11 -0500
Subject: [PATCH] Require rack/common_logger only if :verbose is true (#2547)

---
 History.md               | 1 +
 lib/rack/handler/puma.rb | 1 +
 2 files changed, 2 insertions(+)

diff --git a/History.md b/History.md
index 888b9adf..9f57e083 100644
--- a/History.md
+++ b/History.md
@@ -19,6 +19,7 @@
   * Fix phased restart errors related to nio4r gem when using the Puma control server ([#2516])
   * Add `#string` method to `Puma::NullIO` ([#2520])
   * Fix binding via Rack handler to IPv6 addresses ([#2521])
+  * Require rack/common_logger explicitly if :verbose is true ([#2547])
 
 * Refactor
   * Refactor MiniSSL::Context on MRI, fix MiniSSL::Socket#write ([#2519])
diff --git a/lib/rack/handler/puma.rb b/lib/rack/handler/puma.rb
index 6ce68e54..d00f2306 100644
--- a/lib/rack/handler/puma.rb
+++ b/lib/rack/handler/puma.rb
@@ -31,6 +31,7 @@ module Rack
 
         conf = ::Puma::Configuration.new(options, default_options) do |user_config, file_config, default_config|
           if options.delete(:Verbose)
+            require 'rack/common_logger'
             app = Rack::CommonLogger.new(app, STDOUT)
           end