feat: node_modules split chunk

Author: z0ffy

src/index.ts

@@ -3,6 +3,7 @@ import {Config, ViteConfigFn} from "./type";
 import {
   createWorkerTask,
   formatTime,
+  getChunkName,
   getManualChunks,
   getThreadPoolSize,
   getValidBundleList,
@@ -14,7 +15,7 @@ import {
   obfuscateBundle
 } from "./utils";
 import {isArray, isFunction, isObject} from "./utils/is";
-import {defaultConfig, LOG_COLOR, NODE_MODULES} from "./utils/constants";
+import {defaultConfig, LOG_COLOR, NODE_MODULES, VENDOR_MODULES} from "./utils/constants";
 
 export default function viteBundleObfuscator(config?: Partial<Config>): PluginOption {
   const finalConfig = {...defaultConfig, ...config};
@@ -29,20 +30,13 @@ export default function viteBundleObfuscator(config?: Partial<Config>): PluginOp
 
     const manualChunks = [...getManualChunks(finalConfig)];
 
-    const addChunks2Excludes = (): void => {
-      finalConfig.excludes.push(NODE_MODULES, ...manualChunks.map(modifyChunkName));
+    const addChunks2Excludes = () => {
+      finalConfig.excludes.push(VENDOR_MODULES, ...manualChunks.map(modifyChunkName));
     }
 
-    const getChunkName = (id: string): string => {
-      for (const chunkName of manualChunks) {
-        if (id.includes(chunkName)) return modifyChunkName(chunkName);
-      }
-
-      return NODE_MODULES;
-    };
-
-    const defaultManualChunks = (id: string): string | undefined => {
-      if (id.includes('node_modules')) return getChunkName(id);
+    const defaultManualChunks = (id: string) => {
+      if (id.includes(NODE_MODULES)) return getChunkName(id, manualChunks);
+      return undefined;
     };
 
     if (!output) {

src/utils/constants.ts

@@ -38,7 +38,9 @@ export const defaultConfig: Readonly<Config> = {
   }
 };
 
-export const NODE_MODULES = 'vendor-modules';
+export const NODE_MODULES = 'node_modules';
+
+export const VENDOR_MODULES = 'vendor-modules';
 
 export const CHUNK_PREFIX = 'vendor-';
 

src/utils/index.ts

@@ -6,12 +6,12 @@ import {isBoolean, isFileNameExcluded, isObject} from "./is";
 import {Worker} from "node:worker_threads";
 import path from "node:path";
 import javascriptObfuscator from "javascript-obfuscator";
-import {CHUNK_PREFIX} from "./constants";
+import {CHUNK_PREFIX, VENDOR_MODULES} from "./constants";
 
 export class Log {
   private readonly _log: (msg: string) => void;
 
-  constructor(private show: boolean) {
+  constructor(show: boolean) {
     this._log = show ? console.log.bind(console) : this.noop;
   }
 
@@ -95,6 +95,14 @@ export function getValidBundleList(finalConfig: Config, bundle: Rollup.OutputBun
   return validItems;
 }
 
+export function getChunkName(id: string, manualChunks: string[]): string {
+  for (const chunkName of manualChunks) {
+    if (id.includes(chunkName)) return modifyChunkName(chunkName);
+  }
+
+  return VENDOR_MODULES;
+}
+
 export function obfuscateBundle(finalConfig: Config, fileName: string, bundleItem: Rollup.OutputChunk): string {
   const _log = new Log(finalConfig.log);
   _log.info(`obfuscating ${fileName}...`);