# File lib/bee_task_default.rb, line 360
      def mkdir(dirs)
        error "mkdir parameter must a String or an array of Strings" unless
          dirs.kind_of?(String) or dirs.kind_of?(Array)
        for dir in dirs
          error "mkdir parameter must a String or an array of Strings" unless
            dir.kind_of?(String)
          puts "Creating directory '#{dir}'"
          begin
            FileUtils.makedirs(dir)
          rescue
            error "Error creating directory '#{dir}': #{$!}"
          end
        end
      end