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<?php
namespace JD\FormBundle\Form\DataTransformer;
use Symfony\Component\Form\DataTransformerInterface;
use Symfony\Component\Form\Exception\TransformationFailedException;
/**
*
*/
final class ArrayToStringTransformer implements DataTransformerInterface
{
* @var string
private $delimiter;
* @param string $delimiter
public function __construct($delimiter)
$this->delimiter = $delimiter;
}
* @param string[]|null $value The value in the original representation
* @return string The value in the transformed representation
* @throws TransformationFailedException When the transformation fails.
public function transform($value)
if (null === $value) {
return '';
if (!is_array($value)) {
throw new TransformationFailedException('Expected an array.');
return implode($this->delimiter, $value);
* @param string $value The value in the transformed representation
* @return string[] The value in the original representation
public function reverseTransform($value)
return [];
if (!is_string($value)) {
throw new TransformationFailedException('Expected a string.');
if (empty($value)) {
return explode($this->delimiter, $value);
juliendufresne /
JDFormBundle
