FluentDOM\Loader\Lazy::get PHP Method

    public function get($contentType)
    {
        $contentType = $this->normalizeContentType($contentType);
        if (isset($this->_list[$contentType])) {
            if (!$this->_list[$contentType] instanceof Loadable) {
                $this->_list[$contentType] = call_user_func($this->_list[$contentType]);
            }
            if (!$this->_list[$contentType] instanceof Loadable) {
                unset($this->_list[$contentType]);
                throw new \UnexpectedValueException(sprintf('Lazy loader for content type "%s" did not return a FluentDOM\\Loadable', $contentType));
            }
            return $this->_list[$contentType];
        }
        return FALSE;
    }