original_string: public function render_node(node $node) {
          $return = '';
          if (is_object($node->url)) {
              $header = \html_writer::link($node->url, $node->title);
          } else {
              $header = $node->title;
          }
          $icon = $node->icon;
          if (!empty($icon)) {
              $header .= $this->render($icon);
          }
          $content = $node->content;
          $classes = $node->classes;
          if (!empty($content)) {
              if ($header) {
                  // There is some content to display below this make this a header.
                  $return = \html_writer::tag('dt', $header);
                  $return .= \html_writer::tag('dd', $content);
  
                  $return = \html_writer::tag('dl', $return);
              } else {
                  $return = \html_writer::span($content);
              }
              if ($classes) {
                  $return = \html_writer::tag('li', $return, array('class' => 'contentnode ' . $classes));
              } else {
                  $return = \html_writer::tag('li', $return, array('class' => 'contentnode'));
              }
          } else {
              $return = \html_writer::span($header);
              $return = \html_writer::tag('li', $return, array('class' => $classes));
          }
  
          return $return;
      }
code: public function render_node(node $node) {
          $return = '';
          if (is_object($node->url)) {
              $header = \html_writer::link($node->url, $node->title);
          } else {
              $header = $node->title;
          }
          $icon = $node->icon;
          if (!empty($icon)) {
              $header .= $this->render($icon);
          }
          $content = $node->content;
          $classes = $node->classes;
          if (!empty($content)) {
              if ($header) {
                  // There is some content to display below this make this a header.
                  $return = \html_writer::tag('dt', $header);
                  $return .= \html_writer::tag('dd', $content);
  
                  $return = \html_writer::tag('dl', $return);
              } else {
                  $return = \html_writer::span($content);
              }
              if ($classes) {
                  $return = \html_writer::tag('li', $return, array('class' => 'contentnode ' . $classes));
              } else {
                  $return = \html_writer::tag('li', $return, array('class' => 'contentnode'));
              }
          } else {
              $return = \html_writer::span($header);
              $return = \html_writer::tag('li', $return, array('class' => $classes));
          }
  
          return $return;
      }
code_tokens: public function render_node ( node $ node ) { $ return = '' ; if ( is_object ( $ node -> url ) ) { $ header = \ html_writer :: link ( $ node -> url , $ node -> title ) ; } else { $ header = $ node -> title ; } $ icon = $ node -> icon ; if ( ! empty ( $ icon ) ) { $ header .= $ this -> render ( $ icon ) ; } $ content = $ node -> content ; $ classes = $ node -> classes ; if ( ! empty ( $ content ) ) { if ( $ header ) { // There is some content to display below this make this a header. $ return = \ html_writer :: tag ( 'dt' , $ header ) ; $ return .= \ html_writer :: tag ( 'dd' , $ content ) ; $ return = \ html_writer :: tag ( 'dl' , $ return ) ; } else { $ return = \ html_writer :: span ( $ content ) ; } if ( $ classes ) { $ return = \ html_writer :: tag ( 'li' , $ return , array ( 'class' => 'contentnode ' . $ classes ) ) ; } else { $ return = \ html_writer :: tag ( 'li' , $ return , array ( 'class' => 'contentnode' ) ) ; } } else { $ return = \ html_writer :: span ( $ header ) ; $ return = \ html_writer :: tag ( 'li' , $ return , array ( 'class' => $ classes ) ) ; } return $ return ; }
docstring: Render a node.
  
  @param node $node
  
  @return string
docstring_tokens: Render a node .