From ac8a464fd0f724a8ae1d79818aa39f92086a6670 Mon Sep 17 00:00:00 2001
From: sanex3339 <sanex3339@yandex.ru>
Date: Tue, 7 Apr 2026 10:52:10 +0700
Subject: [PATCH 1/2] Add loader warning for VM obfuscation

---
 loader/index.ts     |  9 +++++++++
 package-lock.json   |  4 ++--
 package.json        |  2 +-
 test/loader.test.ts | 40 ++++++++++++++++++++++++++++++++++++++++
 4 files changed, 52 insertions(+), 3 deletions(-)

diff --git a/loader/index.ts b/loader/index.ts
index 907d913..050a238 100644
--- a/loader/index.ts
+++ b/loader/index.ts
@@ -32,6 +32,15 @@ async function Loader(this: any, sourceCode: string): Promise<void> {
         // Extract proApiConfig and onProgress from options
         const { proApiConfig, onProgress, ...obfuscatorOptions } = options;
 
+        if (obfuscatorOptions.vmObfuscation) {
+            console.warn(
+                '\x1b[33m[webpack-obfuscator] `vmObfuscation` option is heavily not recommended ' +
+                'when used with the loader. Each source file will contain a separate VM runtime, ' +
+                'which significantly increases code size and slows down execution. ' +
+                'Use the webpack-obfuscator plugin instead, which bundles a single VM runtime.\x1b[0m'
+            );
+        }
+
         const finalOptions = {
             ...obfuscatorOptions,
             ignoreRequireImports: true,
diff --git a/package-lock.json b/package-lock.json
index ac107ab..532be84 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "webpack-obfuscator",
-    "version": "3.6.0",
+    "version": "3.6.1",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "webpack-obfuscator",
-            "version": "3.6.0",
+            "version": "3.6.1",
             "license": "BSD-2-Clause",
             "dependencies": {
                 "multi-stage-sourcemap": "^0.3.1",
diff --git a/package.json b/package.json
index 72d34c2..2578d25 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "webpack-obfuscator",
-    "version": "3.6.0",
+    "version": "3.6.1",
     "description": "javascript-obfuscator plugin for Webpack@5",
     "keywords": [
         "obfuscator",
diff --git a/test/loader.test.ts b/test/loader.test.ts
index f21be7b..8d4a293 100644
--- a/test/loader.test.ts
+++ b/test/loader.test.ts
@@ -294,4 +294,44 @@ describe('WebpackObfuscatorLoader', () => {
             expect(output['main.js']).toBeDefined();
         });
     });
+
+    describe('vmObfuscation warning', () => {
+        it('should warn when vmObfuscation option is used', async () => {
+            const warnSpy = jest.spyOn(console, 'warn').mockImplementation(() => {});
+
+            const config = createLoaderConfig(
+                { 'main': './index.js' },
+                { vmObfuscation: true }
+            );
+
+            try {
+                await runWebpack(config);
+            } catch {
+                // obfuscation may fail, we only care about the warning
+            }
+
+            expect(warnSpy).toHaveBeenCalledWith(
+                expect.stringContaining('`vmObfuscation` option is heavily not recommended')
+            );
+
+            warnSpy.mockRestore();
+        });
+
+        it('should not warn when vmObfuscation option is not used', async () => {
+            const warnSpy = jest.spyOn(console, 'warn').mockImplementation(() => {});
+
+            const config = createLoaderConfig(
+                { 'main': './index.js' },
+                {}
+            );
+
+            await runWebpack(config);
+
+            expect(warnSpy).not.toHaveBeenCalledWith(
+                expect.stringContaining('`vmObfuscation` option is heavily not recommended')
+            );
+
+            warnSpy.mockRestore();
+        });
+    });
 });

From b45af83fee56d1f19fd034a9040abcb68036ef32 Mon Sep 17 00:00:00 2001
From: sanex3339 <sanex3339@yandex.ru>
Date: Tue, 7 Apr 2026 10:54:39 +0700
Subject: [PATCH 2/2] Update npmignore

---
 .npmignore | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/.npmignore b/.npmignore
index 9b55694..01f13ab 100644
--- a/.npmignore
+++ b/.npmignore
@@ -7,4 +7,6 @@ node_modules
 # include the .d.ts files
 !*.d.ts
 tsconfig.json
-test
\ No newline at end of file
+test
+.idea
+.claude
\ No newline at end of file