lib/pdd/rule/duplicates.rb in pdd-0.15.4 vs lib/pdd/rule/duplicates.rb in pdd-0.16

@@ -31,18 +31,19 @@
         @xml = xml
         @max = max.to_i
       end
 
       def errors
-        @xml.xpath('//puzzle')
+        @xml
+          .xpath('//puzzle')
           .group_by { |p| p.xpath('body/text()').to_s }
           .map do |_, puzzles|
             next nil if puzzles.count <= @max
             "there are #{puzzles.count} duplicate(s) of the same puzzle: " +
-            puzzles.map do |p|
-              "#{p.xpath('file/text()')}:#{p.xpath('lines/text()')}"
-            end.join(', ') +
-            ", while maximum #{@max} duplicate is allowed"
+              puzzles.map do |p|
+                "#{p.xpath('file/text()')}:#{p.xpath('lines/text()')}"
+              end.join(', ') +
+              ", while maximum #{@max} duplicate is allowed"
           end.compact
       end
     end
   end
 end