1 files changed, 7 insertions, 6 deletions
diff --git a/activerecord/lib/arel/nodes/case.rb b/activerecord/lib/arel/nodes/case.rb
index 50ea1e0be2..22c2da98dd 100644
--- a/activerecord/lib/arel/nodes/case.rb
+++ b/activerecord/lib/arel/nodes/case.rb
@@ -1,31 +1,32 @@
 # frozen_string_literal: true
+
 module Arel
   module Nodes
     class Case < Arel::Nodes::Node
       attr_accessor :case, :conditions, :default
 
-      def initialize expression = nil, default = nil
+      def initialize(expression = nil, default = nil)
         @case = expression
         @conditions = []
         @default = default
       end
 
-      def when condition, expression = nil
+      def when(condition, expression = nil)
         @conditions << When.new(Nodes.build_quoted(condition), expression)
         self
       end
 
-      def then expression
+      def then(expression)
         @conditions.last.right = Nodes.build_quoted(expression)
         self
       end
 
-      def else expression
+      def else(expression)
         @default = Else.new Nodes.build_quoted(expression)
         self
       end
 
-      def initialize_copy other
+      def initialize_copy(other)
         super
         @case = @case.clone if @case
         @conditions = @conditions.map { |x| x.clone }
@@ -36,7 +37,7 @@ module Arel
         [@case, @conditions, @default].hash
       end
 
-      def eql? other
+      def eql?(other)
         self.class == other.class &&
           self.case == other.case &&
           self.conditions == other.conditions &&