lib/neo4j/transaction.rb in neo4j-10.0.0.pre.alpha.4 vs lib/neo4j/transaction.rb in neo4j-10.0.0.pre.alpha.5

@@ -27,16 +27,19 @@
       ensure
         tx.close unless tx.nil?
       end
 
       def root
-        stack.first
+        initialized_stack.first
       end
+
+      def initialized_stack
+        self.stack ||= []
+      end
     end
 
     def initialize(_options = {})
-      (self.stack ||= []) << self
-
+      self.class.initialized_stack << self
       @root = stack.first
       return unless root?
       @driver_session = ActiveBase.current_driver.driver.session(Neo4j::Driver::AccessMode::WRITE)
       @driver_tx = @driver_session.begin_transaction
     rescue StandardError => e