From 09366a7f76f563afd1b0362e2de9b85d52181895 Mon Sep 17 00:00:00 2001
From: JJ Kasper <jj@jjsweb.site>
Date: Wed, 16 Nov 2022 21:38:41 -0800
Subject: [PATCH] Fix app page check on windows

---
 packages/next/server/lib/find-page-file.ts | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/packages/next/server/lib/find-page-file.ts b/packages/next/server/lib/find-page-file.ts
index 0b573f475166..bba2122f002c 100644
--- a/packages/next/server/lib/find-page-file.ts
+++ b/packages/next/server/lib/find-page-file.ts
@@ -66,7 +66,7 @@ export async function findPageFile(
 // Determine if the file is leaf node page file under layouts,
 // The filename should start with 'page' and end with one of the allowed extensions
 export function isLayoutsLeafPage(filePath: string, pageExtensions: string[]) {
-  return new RegExp(`(^page|/page)\\.(?:${pageExtensions.join('|')})$`).test(
-    filePath
-  )
+  return new RegExp(
+    `(^page|[\\/]page)\\.(?:${pageExtensions.join('|')})$`
+  ).test(filePath)
 }