From 4ff60c79745fb0b8d8775571f8250216cf407cd4 Mon Sep 17 00:00:00 2001
From: Joe Haddad <joe.haddad@zeit.co>
Date: Mon, 10 Feb 2020 17:18:43 -0500
Subject: [PATCH] Make Missing Prerender Manifest Fatal

---
 packages/next/build/index.ts | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/packages/next/build/index.ts b/packages/next/build/index.ts
index 1ae77d74fe3b..94ce85aed4ac 100644
--- a/packages/next/build/index.ts
+++ b/packages/next/build/index.ts
@@ -801,6 +801,17 @@ export default async function build(dir: string, conf = null): Promise<void> {
       dynamicRoutes: finalDynamicRoutes,
     }
 
+    await fsWriteFile(
+      path.join(distDir, PRERENDER_MANIFEST),
+      JSON.stringify(prerenderManifest),
+      'utf8'
+    )
+  } else {
+    const prerenderManifest: PrerenderManifest = {
+      version: 1,
+      routes: {},
+      dynamicRoutes: {},
+    }
     await fsWriteFile(
       path.join(distDir, PRERENDER_MANIFEST),
       JSON.stringify(prerenderManifest),