lib/rubocop/cop/layout/space_before_comma.rb in rubocop-0.51.0 vs lib/rubocop/cop/layout/space_before_comma.rb in rubocop-0.52.0

@@ -2,14 +2,25 @@
 
 module RuboCop
   module Cop
     module Layout
       # Checks for comma (,) preceded by space.
+      #
+      # @example
+      #   # bad
+      #   [1 , 2 , 3]
+      #   a(1 , 2)
+      #   each { |a , b| }
+      #
+      #   # good
+      #   [1, 2, 3]
+      #   a(1, 2)
+      #   each { |a, b| }
       class SpaceBeforeComma < Cop
         include SpaceBeforePunctuation
 
         def kind(token)
-          'comma' if token.type == :tCOMMA
+          'comma' if token.comma?
         end
       end
     end
   end
 end