From df51081ad028d846be24a8e692e77d771b21db95 Mon Sep 17 00:00:00 2001
From: Maia Teegarden <dev@padmaia.rocks>
Date: Wed, 9 Feb 2022 14:02:02 -0800
Subject: [PATCH] Add warnings to update config

---
 packages/next/server/config.ts | 42 ++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/packages/next/server/config.ts b/packages/next/server/config.ts
index 6a64992688521..04a1727eddf2d 100644
--- a/packages/next/server/config.ts
+++ b/packages/next/server/config.ts
@@ -365,6 +365,48 @@ function assignDefaults(userConfig: { [key: string]: any }) {
     result.swcMinify = (result.experimental as any).swcMinify
   }
 
+  if (result.experimental && 'relay' in (result.experimental as any)) {
+    Log.warn(
+      `\`relay\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`
+    )
+    result.compiler = result.compiler || {}
+    result.compiler.relay = (result.experimental as any).relay
+  }
+
+  if (
+    result.experimental &&
+    'styledComponents' in (result.experimental as any)
+  ) {
+    Log.warn(
+      `\`styledComponents\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`
+    )
+    result.compiler = result.compiler || {}
+    result.compiler.styledComponents = (
+      result.experimental as any
+    ).styledComponents
+  }
+
+  if (
+    result.experimental &&
+    'reactRemoveProperties' in (result.experimental as any)
+  ) {
+    Log.warn(
+      `\`reactRemoveProperties\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`
+    )
+    result.compiler = result.compiler || {}
+    result.compiler.reactRemoveProperties = (
+      result.experimental as any
+    ).reactRemoveProperties
+  }
+
+  if (result.experimental && 'removeConsole' in (result.experimental as any)) {
+    Log.warn(
+      `\`removeConsole\` has been moved out of \`experimental\` and into \`compiler\`. Please update your ${configFileName} file accordingly.`
+    )
+    result.compiler = result.compiler || {}
+    result.compiler.removeConsole = (result.experimental as any).removeConsole
+  }
+
   if (result.swcMinify) {
     Log.warn(
       'SWC minify release candidate enabled. https://nextjs.org/docs/messages/swc-minify-enabled'