public function analyze()
{
$this->atomIs(array('String', 'HereDoc', 'NowDoc'))->outIs('CONCAT')->atomIs(array('Variable', 'Array', 'Property'))->is('enclosing', false)->nextSibling('CONCAT')->regexIs('code', '^(->|\\\\[|\\\\{|::)')->back('first');
$this->prepareQuery();
}