From 11e732b6d3c53ca2d8b7e09be9f0da4550eb5d0c Mon Sep 17 00:00:00 2001
From: Pooya Parsa <pyapar@gmail.com>
Date: Thu, 5 May 2022 23:25:30 +0200
Subject: [PATCH] feat: add `X-Nitro-Prerender` header to detect prerendering

---
 src/prerender.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/prerender.ts b/src/prerender.ts
index 60ac97fbd7..4e04d67c5c 100644
--- a/src/prerender.ts
+++ b/src/prerender.ts
@@ -42,7 +42,7 @@ export async function prerender (nitro: Nitro) {
     if (!canPrerender(route)) { return }
     generatedRoutes.add(route)
     routes.delete(route)
-    const res = await (localFetch(route) as ReturnType<typeof fetch>)
+    const res = await (localFetch(route, { headers: { 'X-Nitro-Prerender': route } }) as ReturnType<typeof fetch>)
     const contents = await res.text()
     if (res.status !== 200) {
       throw new Error(`[${res.status}] ${res.statusText}`)