PhpCss\Ast\Visitor\Explain::visitSelectorSimplePseudoClass PHP Method

    public function visitSelectorSimplePseudoClass(Ast\Selector\Simple\PseudoClass $class)
    {
        $this->start($this->appendElement('pseudoclass'));
        $this->appendElement('name', ':' . $class->name);
        return $this->end();
    }