basic eslint 9 setup

Author: mdjastrzebski

.eslintrc

@@ -0,0 +1,8 @@
+import eslint from '@eslint/js';
+import tseslint from 'typescript-eslint';
+
+export default tseslint.config(
+  eslint.configs.recommended,
+  tseslint.configs.strict,
+  tseslint.configs.stylistic,
+);

eslint.config.mjs

@@ -71,7 +71,7 @@
     "@babel/preset-flow": "^7.25.9",
     "@babel/preset-react": "^7.25.9",
     "@babel/preset-typescript": "^7.26.0",
-    "@callstack/eslint-config": "^15.0.0",
+    "@eslint/js": "^9.17.0",
     "@react-native/babel-preset": "0.77.0-rc.0",
     "@release-it/conventional-changelog": "^9.0.2",
     "@relmify/jest-serializer-strip-ansi": "^1.0.2",
@@ -81,8 +81,7 @@
     "babel-jest": "^29.7.0",
     "babel-plugin-module-resolver": "^5.0.2",
     "del-cli": "^6.0.0",
-    "eslint": "^8.57.1",
-    "eslint-plugin-prettier": "^4.2.1",
+    "eslint": "^9.17.0",
     "flow-bin": "~0.170.0",
     "jest": "^29.7.0",
     "prettier": "^2.8.8",
@@ -91,7 +90,8 @@
     "react-test-renderer": "18.3.1",
     "release-it": "^18.0.0",
     "strip-ansi": "^6.0.1",
-    "typescript": "^5.6.3"
+    "typescript": "^5.6.3",
+    "typescript-eslint": "^8.19.1"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org"

package.json

@@ -4,6 +4,7 @@ import { View } from 'react-native';
 let render: (element: React.ReactElement) => void;
 beforeAll(() => {
   process.env.RNTL_SKIP_AUTO_CLEANUP = 'true';
+  // eslint-disable-next-line @typescript-eslint/no-require-imports
   const rntl = require('..');
   render = rntl.render;
 });

src/__tests__/auto-cleanup-skip.test.tsx

@@ -1,4 +1,3 @@
-/* eslint-disable react/no-multi-comp */
 import * as React from 'react';
 import { View } from 'react-native';
 import { cleanup, render } from '../pure';