From d458588fa51d2750b4ce44a7400099a82dfa50b7 Mon Sep 17 00:00:00 2001
From: JeanJPNM <61994401+JeanJPNM@users.noreply.github.com>
Date: Wed, 23 Feb 2022 17:37:23 -0300
Subject: [PATCH 1/2] use headers.raw() on `split_headers`

---
 packages/adapter-netlify/src/handler.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/packages/adapter-netlify/src/handler.js b/packages/adapter-netlify/src/handler.js
index fcf928145ccf..a81c53978d54 100644
--- a/packages/adapter-netlify/src/handler.js
+++ b/packages/adapter-netlify/src/handler.js
@@ -73,7 +73,8 @@ function split_headers(headers) {
 
 	headers.forEach((value, key) => {
 		if (key === 'set-cookie') {
-			m[key] = value.split(', ');
+			// @ts-expect-error (headers.raw() is non-standard)
+			m[key] = headers.raw()[key];
 		} else {
 			h[key] = value;
 		}

From 8832e00fdfe1943b66557c64f8c61d9df00f6fab Mon Sep 17 00:00:00 2001
From: JeanJPNM <61994401+JeanJPNM@users.noreply.github.com>
Date: Wed, 23 Feb 2022 17:41:18 -0300
Subject: [PATCH 2/2] add changeset

---
 .changeset/three-elephants-breathe.md | 5 +++++
 1 file changed, 5 insertions(+)
 create mode 100644 .changeset/three-elephants-breathe.md

diff --git a/.changeset/three-elephants-breathe.md b/.changeset/three-elephants-breathe.md
new file mode 100644
index 000000000000..4da4430afc1f
--- /dev/null
+++ b/.changeset/three-elephants-breathe.md
@@ -0,0 +1,5 @@
+---
+'@sveltejs/adapter-netlify': patch
+---
+
+Fix incorrect set-cookie header handling on adapter-netlify