    # File lib/chef/knife/node_edit.rb, line 40
          def run
            if node_name.nil?
              show_usage
              ui.fatal("You must specify a node name")
              exit 1
            end

            updated_node = node_editor.edit_node
            if updated_values = node_editor.updated?
              ui.info "Saving updated #{updated_values.join(', ')} on node #{node.name}"
              updated_node.save
            else
              ui.info "Node not updated, skipping node save"
            end
          end