library/Rediska/Command/MoveToSet.php
public function parseResponses($responses)
    {
        if (!$this->isAtomic()) {
            if ($responses[0]) {
                $this->_rediska->deleteFromSet($this->fromKey, $this->member);
                return $this->_rediska->addToSet($this->toKey, $this->member);
            } else {
                return false;
            }
        } else {
            return (boolean)$responses[0];
        }
    }
public function parseResponses($responses)
    {
        if (!$this->isAtomic()) {
            if ($responses[0]) {
                $this->_rediska->deleteFromSet($this->fromKey, $this->member);
                return $this->_rediska->addToSet($this->toKey, $this->member);
            } else {
                return false;
            }
        } else {
            return (boolean)$responses[0];
        }
    }
Parse response

@param array $responses
@return boolean