From 6095d6ab36d5d17347953f4a3bbeb0b01c94d2db Mon Sep 17 00:00:00 2001
From: Jiachi Liu <inbox@huozhi.im>
Date: Mon, 26 Jun 2023 18:21:05 +0200
Subject: [PATCH] Only require nextjs-require-cache-hot-reloader related API in
 dev mode

---
 packages/next/src/server/lib/render-server.ts | 22 ++++++++++++-------
 1 file changed, 14 insertions(+), 8 deletions(-)

diff --git a/packages/next/src/server/lib/render-server.ts b/packages/next/src/server/lib/render-server.ts
index 5f4c72feeeddd..35f22c7792cd2 100644
--- a/packages/next/src/server/lib/render-server.ts
+++ b/packages/next/src/server/lib/render-server.ts
@@ -10,12 +10,8 @@ import '../require-hook'
 
 import next from '../next'
 import { warn } from '../../build/output/log'
-import {
-  deleteCache as _deleteCache,
-  deleteAppClientCache as _deleteAppClientCache,
-} from '../../build/webpack/plugins/nextjs-require-cache-hot-reloader'
-import { clearModuleContext as _clearModuleContext } from '../web/sandbox/context'
 import { getFreePort } from '../lib/worker-utils'
+
 export const WORKER_SELF_EXIT_CODE = 77
 
 const MAXIMUM_HEAP_SIZE_ALLOWED =
@@ -28,16 +24,26 @@ let result:
       hostname: string
     }
 
+let sandboxContext: undefined | typeof import('../web/sandbox/context')
+let requireCacheHotReloader:
+  | undefined
+  | typeof import('../../build/webpack/plugins/nextjs-require-cache-hot-reloader')
+
+if (process.env.NODE_ENV !== 'production') {
+  sandboxContext = require('../web/sandbox/context')
+  requireCacheHotReloader = require('../../build/webpack/plugins/nextjs-require-cache-hot-reloader')
+}
+
 export function clearModuleContext(target: string, content: string) {
-  _clearModuleContext(target, content)
+  sandboxContext?.clearModuleContext(target, content)
 }
 
 export function deleteAppClientCache() {
-  _deleteAppClientCache()
+  requireCacheHotReloader?.deleteAppClientCache()
 }
 
 export function deleteCache(filePath: string) {
-  _deleteCache(filePath)
+  requireCacheHotReloader?.deleteCache(filePath)
 }
 
 export async function initialize(opts: {