temporarily change the logging level for the duration of a block

with_log_level.rb

require 'logger'

module WithLogLevel
  def with_log_level(level=Logger::INFO)
    if logger
      begin
        original_level = logger.level
        logger.level = level
        yield
      ensure
        logger.level = original_level
      end
    else
      yield
    end
  end
end