FluentDOM\Nodes::prepareSource PHP Méthode

    private function prepareSource($source, $contentType, $options)
    {
        $loaded = FALSE;
        $this->_useDocumentContext = TRUE;
        if ($source instanceof Nodes) {
            $loaded = $source->getDocument();
        } elseif ($source instanceof \DOMDocument) {
            $loaded = $source;
        } elseif ($source instanceof \DOMNode) {
            $loaded = $source->ownerDocument;
            $this->_nodes = array($source);
            $this->_useDocumentContext = FALSE;
        } elseif ($this->loaders()->supports($contentType)) {
            $loaded = $this->loaders()->load($source, $contentType, $options);
            $this->_loadingContext = ['contentType' => $contentType, 'options' => $options];
        }
        return $loaded;
    }