Added silencing to the default Logger class

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@1271 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/CHANGELOG

+*SVN*
+
+* Added silencing to the default Logger class
+
+
 *1.0.4* (19th April, 2005)
 
 * Fixed that in some circumstances controllers outside of modules may have hidden ones inside modules. For example, admin/content might have been hidden by /content. #1075 [Nicholas Seckar]

activesupport/lib/active_support/clean_logger.rb

 require 'logger'
 
 class Logger #:nodoc:
+  # Silences the logger for the duration of the block.
+  def silence
+    result = nil
+    old_logger_level = level
+    self.level = Logger::ERROR
+    result = yield
+    self.level = old_logger_level
+    return result
+  end
+
   private
     remove_const "Format"
     Format = "%s\n"