public function mergeHttpStatus($code, $text)
{
$code = $this->filterStatusCode($code);
$text = $this->filterReasonPhrase($text);
if ($this->hasReasonPhrase($text) && $this->getStatusCode($text) !== $code) {
throw new RuntimeException('The submitted reason phrase is already present in the collection');
}
$this->httpStatus[$code] = $text;
}