* lib/logger.rb: Improve Logger.new option documentation.

[Feature #12803][ruby-core:77467]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56420 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Fri Oct 14 18:00:20 2016  SHIBATA Hiroshi  <hsbt@ruby-lang.org>
+
+	* lib/logger.rb: Improve Logger.new option documentation.
+	  [Feature #12803][ruby-core:77467]
+
 Fri Oct 14 17:20:24 2016  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* lib/optparse.rb (make_switch, parse_in_order): unify underscores

lib/logger.rb

@@ -356,8 +356,8 @@ class Logger
   #   Number of old log files to keep, *or* frequency of rotation (+daily+,
   #   +weekly+ or +monthly+). Default value is 0.
   # +shift_size+::
-  #   Maximum logfile size (only applies when +shift_age+ is a number). Default
-  #   value is 1MiB.
+  #   Maximum logfile size in bytes (only applies when +shift_age+ is a number).
+  #   Defaults to +1048576+ (1MB).
   # +level+::
   #   Logging severity threshold. Default values is Logger::DEBUG.
   # +progname+::