private function sendErrorDocument(
        ResponseInterface $response): ResponseInterface
        {
        if ($this->errorDocument && preg_match(
                "/^(4|5){1}[0-2]{1}[0-9]{1}$/", $response->getStatusCode())
            ) {
            $this->errorDocument = str_replace(
                "{status}", $response->getStatusCode(), $this->errorDocument
            );
            if ($this->errorDocument !== filter_input(INPUT_SERVER, "REQUEST_URI")) {
                $response = $response->withHeader(
                    Response::HEADER_REFRESH,
                    "0; " . $this->errorDocument
                );
            }
        }
        return $response;
    }
private function sendErrorDocument(
        ResponseInterface $response): ResponseInterface
        {
        if ($this->errorDocument && preg_match(
                "/^(4|5){1}[0-2]{1}[0-9]{1}$/", $response->getStatusCode())
            ) {
            $this->errorDocument = str_replace(
                "{status}", $response->getStatusCode(), $this->errorDocument
            );
            if ($this->errorDocument !== filter_input(INPUT_SERVER, "REQUEST_URI")) {
                $response = $response->withHeader(
                    Response::HEADER_REFRESH,
                    "0; " . $this->errorDocument
                );
            }
        }
        return $response;
    }
private function sendErrorDocument ( ResponseInterface $ response ) : ResponseInterface { if ( $ this -> errorDocument && preg_match ( "/^(4|5){1}[0-2]{1}[0-9]{1}$/" , $ response -> getStatusCode ( ) ) ) { $ this -> errorDocument = str_replace ( "{status}" , $ response -> getStatusCode ( ) , $ this -> errorDocument ) ; if ( $ this -> errorDocument !== filter_input ( INPUT_SERVER , "REQUEST_URI" ) ) { $ response = $ response -> withHeader ( Response :: HEADER_REFRESH , "0; " . $ this -> errorDocument ) ; } } return $ response ; }
Send error document

@param ResponseInterface $response psr-7 response
@return ResponseInterface psr-7 response
Send error document