From c492d457afef00ee5e185c9bb4f597f7869a3e9a Mon Sep 17 00:00:00 2001
From: Pooya Parsa <pooya@pi0.io>
Date: Wed, 24 May 2023 14:28:48 +0200
Subject: [PATCH] feat(http): support `ServerResponse.appendHeader`

---
 src/runtime/node/http/_response.ts | 13 +++++++++++++
 src/runtime/node/util/index.ts     |  3 +++
 2 files changed, 16 insertions(+)

diff --git a/src/runtime/node/http/_response.ts b/src/runtime/node/http/_response.ts
index 65b6b2f2..7b13cea8 100644
--- a/src/runtime/node/http/_response.ts
+++ b/src/runtime/node/http/_response.ts
@@ -16,8 +16,10 @@ export class ServerResponse extends Writable implements http.ServerResponse {
   sendDate: boolean = false;
   finished: boolean = false;
   headersSent: boolean = false;
+  strictContentLength = false;
   connection: Socket | null = null;
   socket: Socket | null = null;
+
   req: http.IncomingMessage;
 
   _headers: HeadersObject = {};
@@ -78,6 +80,17 @@ export class ServerResponse extends Writable implements http.ServerResponse {
     return this;
   }
 
+  appendHeader(name: string, value: string | string[]) {
+    name = name.toLowerCase()
+    const current = this._headers[name];
+    const all = [
+      ...(Array.isArray(current) ? current : [current]),
+      ...(Array.isArray(value) ? value : [value]),
+    ].filter(Boolean) as string[];
+    this._headers[name] = all.length > 1 ? all : all[0];
+    return this;
+  }
+
   setHeader(
     name: string,
     value: number | string | ReadonlyArray<string>
diff --git a/src/runtime/node/util/index.ts b/src/runtime/node/util/index.ts
index 99c287b4..d44c82f3 100644
--- a/src/runtime/node/util/index.ts
+++ b/src/runtime/node/util/index.ts
@@ -28,6 +28,8 @@ export const _exceptionWithHostPort = notImplemented(
   "util._exceptionWithHostPort"
 );
 export const _extend = notImplemented("util._extend");
+
+export const aborted: typeof util.aborted = notImplemented("util.aborted");
 export const callbackify: typeof util.callbackify =
   notImplemented("util.callbackify");
 export const getSystemErrorMap: typeof util.getSystemErrorMap = notImplemented(
@@ -51,6 +53,7 @@ export default <typeof util>{
   _errnoException,
   _exceptionWithHostPort,
   _extend,
+  aborted,
   callbackify,
   deprecate,
   getSystemErrorMap,