extensions/treemap_reporter/treemap_recorder.php
public function paintPass($message)
    {
        parent::paintPass($message);
        $node    = new TreemapNode('Assertion', $message, true);
        $current = $this->_stack->peek();
        if ($current) {
            $current->putChild($node);
        } else {
            echo 'no current node';
        }
    }
public function paintPass($message)
    {
        parent::paintPass($message);
        $node    = new TreemapNode('Assertion', $message, true);
        $current = $this->_stack->peek();
        if ($current) {
            $current->putChild($node);
        } else {
            echo 'no current node';
        }
    }
acceptor for passing assertion node