instance method find_node_by_id

# File actionview/lib/action_view/template.rb, line 405
      def find_node_by_id(node, node_id)
        return node if node.node_id == node_id

        node.children.grep(node.class).each do |child|
          found = find_node_by_id(child, node_id)
          return found if found
        end

        false
      end