diff --git a/package.json b/package.json
index c2929c9..b39eed8 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
   "devDependencies": {
     "@rsbuild/core": "^2.1.5",
     "@rslib/core": "^0.23.2",
-    "@rslint/core": "^0.6.5",
+    "@rslint/core": "^0.8.0",
     "@rstackjs/test-utils": "^0.2.0",
     "@rstest/core": "^0.11.1",
     "@rstest/playwright": "^0.11.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index bd607b2..2e4b9e0 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
         specifier: ^0.23.2
         version: 0.23.2(typescript@7.0.2)
       '@rslint/core':
-        specifier: ^0.6.5
-        version: 0.6.5
+        specifier: ^0.8.0
+        version: 0.8.0
       '@rstackjs/test-utils':
         specifier: ^0.2.0
         version: 0.2.0
@@ -143,56 +143,56 @@ packages:
       typescript:
         optional: true
 
-  '@rslint/core@0.6.5':
-    resolution: {integrity: sha512-BAy65hSKOhHrma20Rxqf1DTyGNYBSQGBeo21JKc0bgHzbkTbUcyPSz6EpdI3woDe0HqwGmOsl/tPTGqKvgsz3g==}
+  '@rslint/core@0.8.0':
+    resolution: {integrity: sha512-MfMC6lxiXoKPWsYRu9fuAxWA9mCD/I4E5Aa6Sl20a6q5w8r2C12fJM+bceC01AMGYuvWygKHqS3QBJdJHjniRw==}
     hasBin: true
     peerDependencies:
-      jiti: ^2.0.0
+      jiti: ^2.7.0
     peerDependenciesMeta:
       jiti:
         optional: true
 
-  '@rslint/native-darwin-arm64@0.6.5':
-    resolution: {integrity: sha512-5HDBqR1XgZ29pNEjSnm/YccWpwEWEl9d8rUQZkbDUz3x2VWylfok8Ty1qjDHVAas1k01euMS1YJA4/nku9N0Iw==}
+  '@rslint/native-darwin-arm64@0.8.0':
+    resolution: {integrity: sha512-Bo6kXL1/TkjVUl6maZ3Sw+JEnZUkgpUD35v06jyBTcjpxlXE6yqFj66NAzB/G2CVu220ADp/FEE7l2Kocrefhg==}
     cpu: [arm64]
     os: [darwin]
 
-  '@rslint/native-darwin-x64@0.6.5':
-    resolution: {integrity: sha512-YU8w9N7NbBBDZ/B8nsmZmVLL5A40AnUxsywsCvDT6nPUhEqHJvCbwze5LHQFT4RvhJEfC/ye/7pqL59SnKN5tA==}
+  '@rslint/native-darwin-x64@0.8.0':
+    resolution: {integrity: sha512-F5pabdH7dluxoj7PGuQjPYuoNU+yxnctcJzqrb/CZ122FLP3uJPrbiLufh+ZF9e5ui700rNyb7macJqnHlBV2w==}
     cpu: [x64]
     os: [darwin]
 
-  '@rslint/native-linux-arm64-gnu@0.6.5':
-    resolution: {integrity: sha512-IGt5Op5dKO9ZbI9vOjZrgBnAM3QfT/X7PNjUVmYYso8OvseapzQv0E6D8qgTJVrN5874VWBwXgc7a/cylYR6IA==}
+  '@rslint/native-linux-arm64-gnu@0.8.0':
+    resolution: {integrity: sha512-SSgSjyaeXI032Wk8bq6VmkLQTWOEqHZH5MWAk3831pd/G2rWr2XcoDi5Wf6w0o2rSCeYzkYbIejOePYwIKT4Lg==}
     cpu: [arm64]
     os: [linux]
     libc: [glibc]
 
-  '@rslint/native-linux-arm64-musl@0.6.5':
-    resolution: {integrity: sha512-cywsTmLudo4a6Rlp4bsriS9QF4n0aMZc25ArgxB/j3sIzHSREIoNdUYx1VHz7pOUJy2W5wmNfHIVWb+uz6R6eA==}
+  '@rslint/native-linux-arm64-musl@0.8.0':
+    resolution: {integrity: sha512-50VDZQFAc9kp6rbOUOjyppVjC3d3AdbOJyA6JxlhK3mp8a/8sPIqWG0BlfcN/7ZpwdZrFsQt2Ds+0yMXITfu5A==}
     cpu: [arm64]
     os: [linux]
     libc: [musl]
 
-  '@rslint/native-linux-x64-gnu@0.6.5':
-    resolution: {integrity: sha512-4/d3jkZQ0lnf1GtiB0WCLoXfMCPxD04mihVNWmC2qNj5JF8OKTg9tKbfpwZNjJDDVK0noj9JiynQGhVUZCMNDQ==}
+  '@rslint/native-linux-x64-gnu@0.8.0':
+    resolution: {integrity: sha512-wfc/UfnuTBAofwLPK5MLB2Hus1YYnsxP2MVchp380fUvMfQuGFPzz1WOAUY66zqrsrDKpUJsh3V1bx7c8DTlJA==}
     cpu: [x64]
     os: [linux]
     libc: [glibc]
 
-  '@rslint/native-linux-x64-musl@0.6.5':
-    resolution: {integrity: sha512-uz0q2MBm+iAbe+ecFA3JKsmlN12DWxNQYF0wHn81kpF5QPMlM62xsYFLHIs4ER7FtC2oR3SOtCcWsyIGRCiBxQ==}
+  '@rslint/native-linux-x64-musl@0.8.0':
+    resolution: {integrity: sha512-MTYcAMz6IZWb6ZmLo12pakCBA8mS3EW9cOI0jd3At6vs0Yia9YbeOAUiWbIC4Z9yyp75b8ZQCQMRSnY6rDnbaA==}
     cpu: [x64]
     os: [linux]
     libc: [musl]
 
-  '@rslint/native-win32-arm64-msvc@0.6.5':
-    resolution: {integrity: sha512-bud+61vGaVBO1ykKvaM1vtPILQi0cl5nad0DboBmo4EtEykbZyapZ3aM/g8NV/ldJmkNaFQdwuXcrdfA9+d7Vg==}
+  '@rslint/native-win32-arm64-msvc@0.8.0':
+    resolution: {integrity: sha512-hids2jgNWBxZf2mSBLZJxubWRLWlJapEfeJHVokzjpRpBZZNv7O06enoyXSb4Lswff9WaHssIqu1sfZIc9lC2g==}
     cpu: [arm64]
     os: [win32]
 
-  '@rslint/native-win32-x64-msvc@0.6.5':
-    resolution: {integrity: sha512-7iQozrpTvh/Vj7x5jTYaG+9zKWJkiXz0PgemFNUMIXLCZHWsJffPy7D1ls5q2Rfe6hshFJ9d6UxGk1KmLpZQiw==}
+  '@rslint/native-win32-x64-msvc@0.8.0':
+    resolution: {integrity: sha512-bun7uURKl6NdChwmw/i2mk3Yj9klZQyh1uRbIQG0RDEJ9oTIbU5M3c7K5sd/Rukat0TVCGgbBAzR+YB0DAXPZQ==}
     cpu: [x64]
     os: [win32]
 
@@ -443,8 +443,8 @@ packages:
     engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
     os: [darwin]
 
-  picomatch@4.0.4:
-    resolution: {integrity: sha512-QP88BAKvMam/3NxH6vj2o21R6MjxZUAd6nlwAS/pnGvN9IVLocLHxGYIzFhg6fUQ+5th6P4dv4eW9jX3DSIj7A==}
+  picomatch@4.0.5:
+    resolution: {integrity: sha512-RvwwcruNjI1ncT5xRakeyS9Lf8lcItv34KD+aif+VH9kduAyfYBipGh12274xtenIPZ119/R9BdTBa8gAwSh0A==}
     engines: {node: '>=12'}
 
   playwright-core@1.61.1:
@@ -571,41 +571,41 @@ snapshots:
       - '@typescript/native-preview'
       - core-js
 
-  '@rslint/core@0.6.5':
+  '@rslint/core@0.8.0':
     dependencies:
-      picomatch: 4.0.4
+      picomatch: 4.0.5
     optionalDependencies:
-      '@rslint/native-darwin-arm64': 0.6.5
-      '@rslint/native-darwin-x64': 0.6.5
-      '@rslint/native-linux-arm64-gnu': 0.6.5
-      '@rslint/native-linux-arm64-musl': 0.6.5
-      '@rslint/native-linux-x64-gnu': 0.6.5
-      '@rslint/native-linux-x64-musl': 0.6.5
-      '@rslint/native-win32-arm64-msvc': 0.6.5
-      '@rslint/native-win32-x64-msvc': 0.6.5
+      '@rslint/native-darwin-arm64': 0.8.0
+      '@rslint/native-darwin-x64': 0.8.0
+      '@rslint/native-linux-arm64-gnu': 0.8.0
+      '@rslint/native-linux-arm64-musl': 0.8.0
+      '@rslint/native-linux-x64-gnu': 0.8.0
+      '@rslint/native-linux-x64-musl': 0.8.0
+      '@rslint/native-win32-arm64-msvc': 0.8.0
+      '@rslint/native-win32-x64-msvc': 0.8.0
 
-  '@rslint/native-darwin-arm64@0.6.5':
+  '@rslint/native-darwin-arm64@0.8.0':
     optional: true
 
-  '@rslint/native-darwin-x64@0.6.5':
+  '@rslint/native-darwin-x64@0.8.0':
     optional: true
 
-  '@rslint/native-linux-arm64-gnu@0.6.5':
+  '@rslint/native-linux-arm64-gnu@0.8.0':
     optional: true
 
-  '@rslint/native-linux-arm64-musl@0.6.5':
+  '@rslint/native-linux-arm64-musl@0.8.0':
     optional: true
 
-  '@rslint/native-linux-x64-gnu@0.6.5':
+  '@rslint/native-linux-x64-gnu@0.8.0':
     optional: true
 
-  '@rslint/native-linux-x64-musl@0.6.5':
+  '@rslint/native-linux-x64-musl@0.8.0':
     optional: true
 
-  '@rslint/native-win32-arm64-msvc@0.6.5':
+  '@rslint/native-win32-arm64-msvc@0.8.0':
     optional: true
 
-  '@rslint/native-win32-x64-msvc@0.6.5':
+  '@rslint/native-win32-x64-msvc@0.8.0':
     optional: true
 
   '@rspack/binding-darwin-arm64@2.1.3':
@@ -769,7 +769,7 @@ snapshots:
   fsevents@2.3.2:
     optional: true
 
-  picomatch@4.0.4: {}
+  picomatch@4.0.5: {}
 
   playwright-core@1.61.1: {}
 
diff --git a/rslint.config.ts b/rslint.config.ts
index 4269a7e..03ad78f 100644
--- a/rslint.config.ts
+++ b/rslint.config.ts
@@ -1,3 +1,12 @@
 import { defineConfig, js, ts } from '@rslint/core';
 
-export default defineConfig([js.configs.recommended, ts.configs.recommended]);
+export default defineConfig([
+  js.configs.recommended,
+  ts.configs.recommended,
+  {
+    files: ['playground/**/*', 'test/**/*'],
+    rules: {
+      'no-undef': 'off',
+    },
+  },
+]);