types: Allow port to be null in request type definition (#6589)

TristanBarlow · web-flow · commit 9cc5187be2dc · 2026-03-17T10:33:56.000+01:00
* types: Allow port to be null in request type definition

Signed-off-by: Tristan Barlow-Griffin &lt;tristanbarlowg@gmail.com&gt;

* types: updated port expectType test to reflect the new type (number | null)

---------

Signed-off-by: Tristan Barlow-Griffin &lt;tristanbarlowg@gmail.com&gt;
diff --git a/test/types/request.test-d.ts b/test/types/request.test-d.ts
@@ -68,7 +68,7 @@ const getHandler: RouteHandler = function (request, _reply) {
   expectType<boolean>(request.is404)
   expectType<string>(request.hostname)
   expectType<string>(request.host)
-  expectType<number>(request.port)
+  expectType<number | null>(request.port)
   expectType<string>(request.ip)
   expectType<string[] | undefined>(request.ips)
   expectType<RawRequestDefaultExpression>(request.raw)
diff --git a/types/request.d.ts b/types/request.d.ts
@@ -74,7 +74,7 @@ export interface FastifyRequest<RouteGeneric extends RouteGenericInterface = Rou
   readonly ip: string;
   readonly ips?: string[];
   readonly host: string;
-  readonly port: number;
+  readonly port: number | null;
   readonly hostname: string;
   readonly url: string;
   readonly originalUrl: string;
