public function __construct(Reader_Abstract $reader, $key = null, Transform_Abstract $transform = null)
{
parent::__construct($reader);
if ($key === null || $transform === null) {
throw new \Exception("Must supply both a key to change and a transform to apply");
}
}
public function __construct(Reader_Abstract $reader, $key = null)
{
parent::__construct($reader);
if (!is_string($key . "")) {
throw new \Exception("Key to collect from stream is required");
}
$this->key = $key;
}
public function __construct(Reader_Abstract $reader)
{
$reader->rewind();
parent::__construct(new Reader_Array($reader->current()));
}
