From b742761c86944f502e19335cdc184f605a74358e Mon Sep 17 00:00:00 2001
From: Marcus Weiner <marcus.weiner@gmail.com>
Date: Wed, 18 Oct 2023 17:50:13 +0200
Subject: [PATCH] fix: fail build when unsupported Next version is used

This prevents surprises when people try to use this with a version that is not fully supported
---
 packages/runtime/src/helpers/functionsMetaData.ts | 2 +-
 packages/runtime/src/index.ts                     | 8 ++++++++
 2 files changed, 9 insertions(+), 1 deletion(-)

diff --git a/packages/runtime/src/helpers/functionsMetaData.ts b/packages/runtime/src/helpers/functionsMetaData.ts
index 477a88f0b7..4e22c8653d 100644
--- a/packages/runtime/src/helpers/functionsMetaData.ts
+++ b/packages/runtime/src/helpers/functionsMetaData.ts
@@ -18,7 +18,7 @@ const getNextRuntimeVersion = async (packageJsonPath: string, useNodeModulesPath
 
 const PLUGIN_PACKAGE_PATH = '.netlify/plugins/package.json'
 
-const nextPluginVersion = async (module?: string) => {
+export const nextPluginVersion = async (module?: string) => {
   const moduleRoot = resolveModuleRoot(module || NEXT_PLUGIN)
   const nodeModulesPath = moduleRoot ? join(moduleRoot, 'package.json') : null
 
diff --git a/packages/runtime/src/index.ts b/packages/runtime/src/index.ts
index 7dca0b8c9e..88e01ea7b5 100644
--- a/packages/runtime/src/index.ts
+++ b/packages/runtime/src/index.ts
@@ -5,6 +5,7 @@ import { bold, redBright } from 'chalk'
 import destr from 'destr'
 import { existsSync, readFileSync } from 'fs-extra'
 import { outdent } from 'outdent'
+import { satisfies } from 'semver'
 
 import { HANDLER_FUNCTION_NAME, ODB_FUNCTION_NAME } from './constants'
 import { restoreCache, saveCache } from './helpers/cache'
@@ -30,6 +31,7 @@ import {
   APILambda,
   getSSRLambdas,
 } from './helpers/functions'
+import { nextPluginVersion } from './helpers/functionsMetaData'
 import { generateRedirects, generateStaticRedirects } from './helpers/redirects'
 import {
   shouldSkip,
@@ -79,6 +81,12 @@ const plugin: NetlifyPlugin = {
     checkForRootPublish({ publish, failBuild })
     verifyNetlifyBuildVersion({ failBuild, ...constants })
 
+    const nextVersion = await nextPluginVersion('next')
+    if (!satisfies(nextVersion, '< 13.5')) {
+      failBuild('NextJS 13.5 and newer is not yet supported.')
+      return
+    }
+
     await restoreCache({ cache, publish })
 
     netlifyConfig.build.environment ||= {}