lib/fluent/mixin/plaintextformatter.rb in fluent-mixin-plaintextformatter-0.2.1 vs lib/fluent/mixin/plaintextformatter.rb in fluent-mixin-plaintextformatter-0.2.2

@@ -59,10 +59,10 @@
         @custom_attributes = if @output_data_type == 'json'
                                nil
                              elsif @output_data_type == 'ltsv'
                                nil
                              elsif @output_data_type =~ /^attr:(.+)$/
-                               $1.split(',')
+                               $1.split(',').map(&:strip).reject(&:empty?)
                              else
                                raise Fluent::ConfigError, "invalid output_data_type:'#{@output_data_type}'"
                              end
       end