lib/arel/insert_manager.rb in arel-2.0.1 vs lib/arel/insert_manager.rb in arel-2.0.2

@@ -1,34 +1,34 @@
 module Arel
   class InsertManager < Arel::TreeManager
     def initialize engine
       super
-      @head = Nodes::InsertStatement.new
+      @ast = Nodes::InsertStatement.new
     end
 
     def into table
-      @head.relation = table
+      @ast.relation = table
       self
     end
 
-    def columns; @head.columns end
-    def values= val; @head.values = val; end
+    def columns; @ast.columns end
+    def values= val; @ast.values = val; end
 
     def insert fields
       return if fields.empty?
 
       if String === fields
-        @head.values = SqlLiteral.new(fields)
+        @ast.values = SqlLiteral.new(fields)
       else
-        @head.relation ||= fields.first.first.relation
+        @ast.relation ||= fields.first.first.relation
 
         values = []
 
         fields.each do |column, value|
-          @head.columns << column
+          @ast.columns << column
           values << value
         end
-        @head.values = Nodes::Values.new values, @head.columns
+        @ast.values = Nodes::Values.new values, @ast.columns
       end
     end
   end
 end