From c1d1f92e8a18c34f4ef2361d4cd4fdae89d9d2af Mon Sep 17 00:00:00 2001
From: Masataka Pocke Kuwabara <kuwabara@pocke.me>
Date: Tue, 31 Mar 2020 20:06:23 +0900
Subject: [PATCH] [ruby/logger] Mention `File::Null` in Logger#new document

https://github.com/ruby/logger/commit/2e772770be
---
 lib/logger.rb | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/logger.rb b/lib/logger.rb
index b2086dc8d3..5e88574aa5 100644
--- a/lib/logger.rb
+++ b/lib/logger.rb
@@ -350,7 +350,8 @@ class Logger
   #
   # +logdev+::
   #   The log device.  This is a filename (String), IO object (typically
-  #   +STDOUT+, +STDERR+, or an open file) or nil (it writes nothing).
+  #   +STDOUT+, +STDERR+, or an open file), +nil+ (it writes nothing) or
+  #   +File::NULL+ (same as +nil+).
   # +shift_age+::
   #   Number of old log files to keep, *or* frequency of rotation (+daily+,
   #   +weekly+ or +monthly+). Default value is 0, which disables log file