From 4c15c069691ca25efcb9ebb7d9b45605cd136ed3 Mon Sep 17 00:00:00 2001
From: Arsh <69170106+lilnasy@users.noreply.github.com>
Date: Sat, 19 Aug 2023 02:21:46 +0530
Subject: [PATCH] fix(node): delegate preview's not found and error handling to
 core/app (#8141)

* fix(node): delegate preview's not found and error handling to core/app

* add changeset

---------

Co-authored-by: Nate Moore <natemoo-re@users.noreply.github.com>
---
 .changeset/rude-ducks-exist.md            |  5 +++++
 packages/integrations/node/src/preview.ts | 10 +---------
 2 files changed, 6 insertions(+), 9 deletions(-)
 create mode 100644 .changeset/rude-ducks-exist.md

diff --git a/.changeset/rude-ducks-exist.md b/.changeset/rude-ducks-exist.md
new file mode 100644
index 000000000000..8c4147904bac
--- /dev/null
+++ b/.changeset/rude-ducks-exist.md
@@ -0,0 +1,5 @@
+---
+'@astrojs/node': patch
+---
+
+Fixed an issue where the preview mode handled 404 and 500 routes differently from running app with node directly.
diff --git a/packages/integrations/node/src/preview.ts b/packages/integrations/node/src/preview.ts
index 4a4db46323f5..62a4301c1d1e 100644
--- a/packages/integrations/node/src/preview.ts
+++ b/packages/integrations/node/src/preview.ts
@@ -38,15 +38,7 @@ const preview: CreatePreviewServer = async function ({
 	}
 
 	const handler: http.RequestListener = (req, res) => {
-		ssrHandler(req, res, (ssrErr: any) => {
-			if (ssrErr) {
-				res.writeHead(500);
-				res.end(ssrErr.toString());
-			} else {
-				res.writeHead(404);
-				res.end();
-			}
-		});
+		ssrHandler(req, res);
 	};
 
 	const baseWithoutTrailingSlash: string = base.endsWith('/')