> $headers * * @throws InvalidHeaderException If given headers contain and invalid header name or value. * @throws \Error If the given headers have a colon-prefixed header or a Host header. */ public function __construct(private readonly PsrUri $uri, array $headers = []) { $this->setHeaders($headers); } protected function setHeader(string $name, array|string $value): void { if (($name[0] ?? ":") === ":" || !\strncasecmp("host", $name, 4)) { throw new \Error("Pushed headers must not contain colon-prefixed headers or a Host header"); } parent::setHeader($name, $value); } public function getUri(): PsrUri { return $this->uri; } }