From 1eb1b1f549c24789ea8d9eb703173fb3f1e92870 Mon Sep 17 00:00:00 2001
From: intellild <intellild@outlook.com>
Date: Sat, 9 May 2026 17:08:08 +0800
Subject: [PATCH] fix(rspack): simplify NestJS externals config

---
 .gitignore                      |  3 +++
 pnpm-lock.yaml                  |  9 +++++++
 rspack/nestjs/package.json      |  3 ++-
 rspack/nestjs/rspack.config.mjs | 46 +++++++--------------------------
 4 files changed, 24 insertions(+), 37 deletions(-)

diff --git a/.gitignore b/.gitignore
index cf58358f..52f40c05 100644
--- a/.gitignore
+++ b/.gitignore
@@ -35,3 +35,6 @@ node_modules/
 .env.test.local
 .env.production.local
 .env.local
+
+# Jetbrains IDE files
+.idea
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 7fa20d91..22ee8cd9 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -2510,6 +2510,9 @@ importers:
       cross-env:
         specifier: 10.1.0
         version: 10.1.0
+      webpack-node-externals:
+        specifier: 3.0.0
+        version: 3.0.0
 
   rspack/next-rspack-app-router:
     dependencies:
@@ -14915,6 +14918,10 @@ packages:
   webpack-hot-middleware@2.26.1:
     resolution: {integrity: sha512-khZGfAeJx6I8K9zKohEWWYN6KDlVw2DHownoe+6Vtwj1LP9WFgegXnVMSkZ/dBEBtXFwrkkydsaPFlB7f8wU2A==}
 
+  webpack-node-externals@3.0.0:
+    resolution: {integrity: sha512-LnL6Z3GGDPht/AigwRh2dvL9PQPFQ8skEpVrWZXLWBYmqcaojHNN0onvHzie6rq7EWKrrBfPYqNEzTJgiwEQDQ==}
+    engines: {node: '>=6'}
+
   webpack-sources@1.4.3:
     resolution: {integrity: sha512-lgTS3Xhv1lCOKo7SA5TjKXMjpSM4sBjNV5+q2bqesbSPs5FjGmU6jjtBSkX9b4qW87vDIsCIlUPOEhbZrMdjeQ==}
 
@@ -28457,6 +28464,8 @@ snapshots:
       html-entities: 2.6.0
       strip-ansi: 6.0.1
 
+  webpack-node-externals@3.0.0: {}
+
   webpack-sources@1.4.3:
     dependencies:
       source-list-map: 2.0.1
diff --git a/rspack/nestjs/package.json b/rspack/nestjs/package.json
index d1201cbe..ad078102 100644
--- a/rspack/nestjs/package.json
+++ b/rspack/nestjs/package.json
@@ -20,6 +20,7 @@
     "@rspack/cli": "2.0.2",
     "@rspack/core": "2.0.2",
     "@rspack/dev-server": "2.0.1",
-    "cross-env": "10.1.0"
+    "cross-env": "10.1.0",
+    "webpack-node-externals": "3.0.0"
   }
 }
diff --git a/rspack/nestjs/rspack.config.mjs b/rspack/nestjs/rspack.config.mjs
index 34417bbb..27221f51 100644
--- a/rspack/nestjs/rspack.config.mjs
+++ b/rspack/nestjs/rspack.config.mjs
@@ -2,12 +2,18 @@
 import { defineConfig } from '@rspack/cli';
 import { rspack } from '@rspack/core';
 import { RunScriptWebpackPlugin } from 'run-script-webpack-plugin';
+import nodeExternals from 'webpack-node-externals';
+
+const isProduction = process.env.BUILD === 'true';
 
 export default defineConfig({
   context: import.meta.dirname,
   target: 'node',
   entry: {
-    main: ['@rspack/core/hot/poll?100', './src/main.ts'],
+    main: isProduction ? './src/main.ts' : ['@rspack/core/hot/poll?100', './src/main.ts'],
+  },
+  output: {
+    clean: true,
   },
   resolve: {
     extensions: ['...', '.ts', '.tsx', '.jsx'],
@@ -67,40 +73,8 @@ export default defineConfig({
     },
   },
   externals: [
-    function (obj, callback) {
-      const resource = obj.request;
-      const lazyImports = [
-        '@nestjs/core',
-        '@nestjs/microservices',
-        '@nestjs/platform-express',
-        'cache-manager',
-        'class-validator',
-        'class-transformer',
-        // ADD THIS
-        '@nestjs/microservices/microservices-module',
-        '@nestjs/websockets',
-        'socket.io-adapter',
-        'utf-8-validate',
-        'bufferutil',
-        'kerberos',
-        '@mongodb-js/zstd',
-        'snappy',
-        '@aws-sdk/credential-providers',
-        'mongodb-client-encryption',
-        '@nestjs/websockets/socket-module',
-        'bson-ext',
-        'snappy/package.json',
-        'aws4',
-      ];
-      if (!lazyImports.includes(resource)) {
-        return callback();
-      }
-      try {
-        import.meta.resolve(resource);
-      } catch (err) {
-        callback(null, resource);
-      }
-      callback();
-    },
+    nodeExternals({
+      allowlist: [/@rspack\/core\/hot\/poll/],
+    }),
   ],
 });