Dietcube\Response::setReasonPhrase PHP Method

    public function setReasonPhrase($phrase = null)
    {
        if ($phrase !== null) {
            $this->reason_phrase = $phrase;
            return $this;
        }
        if (null !== self::PHRASES[$this->status_code]) {
            $this->reason_phrase = self::PHRASES[$this->status_code];
            return $this;
        }
        throw new \InvalidArgumentException("Invalid status code '{$this->status_code}'");
    }