| 
<?phpnamespace GuzzleHttp\Psr7;
 
 use Psr\Http\Message\StreamInterface;
 
 /**
 * Stream decorator that prevents a stream from being seeked
 */
 class NoSeekStream implements StreamInterface
 {
 use StreamDecoratorTrait;
 
 public function seek($offset, $whence = SEEK_SET)
 {
 throw new \RuntimeException('Cannot seek a NoSeekStream');
 }
 
 public function isSeekable()
 {
 return false;
 }
 }
 
 |