Fix for eslint v9

Author: yuiseki

.eslintrc.json

@@ -0,0 +1,63 @@
+import nextPlugin from "@next/eslint-plugin-next";
+import reactPlugin from "eslint-plugin-react";
+import hooksPlugin from "eslint-plugin-react-hooks";
+import js from "@eslint/js";
+// import tseslint from "typescript-eslint";
+import eslintConfigPrettier from "eslint-config-prettier";
+
+const config = [
+  {
+    files: ["*.js", "*.jsx", "*.ts", "*.tsx"],
+  },
+  {
+    ignores: [
+      "**/next-env.d.ts",
+      "**/build/",
+      "**/bin/",
+      "**/obj/",
+      "**/out/",
+      "**/.next/",
+      "**/public/",
+    ],
+  },
+  {
+    name: "eslint/recommended",
+    rules: js.configs.recommended.rules,
+  },
+  // ...tseslint.configs.recommended,
+  {
+    name: "react/jsx-runtime",
+    plugins: {
+      react: reactPlugin,
+    },
+    rules: reactPlugin.configs["jsx-runtime"].rules,
+    settings: {
+      react: {
+        version: "detect",
+      },
+    },
+  },
+  {
+    name: "react-hooks/recommended",
+    plugins: {
+      "react-hooks": hooksPlugin,
+    },
+    rules: hooksPlugin.configs.recommended.rules,
+  },
+  {
+    name: "next/core-web-vitals",
+    plugins: {
+      "@next/next": nextPlugin,
+    },
+    rules: {
+      ...nextPlugin.configs.recommended.rules,
+      ...nextPlugin.configs["core-web-vitals"].rules,
+    },
+  },
+  {
+    name: "prettier/config",
+    ...eslintConfigPrettier,
+  },
+];
+
+export default config;

eslint.config.mjs

@@ -7,7 +7,7 @@
     "dev": "NODE_OPTIONS=--experimental-wasm-modules next dev",
     "build": "NODE_OPTIONS=--experimental-wasm-modules next build",
     "start": "NODE_OPTIONS=--experimental-wasm-modules next start",
-    "lint": "NODE_OPTIONS=--experimental-wasm-modules next lint",
+    "lint": "eslint",
     "extract": "node --loader ts-node/esm ./scripts/extractExamples.ts",
     "test": "jest",
     "test:counter": "node --loader ts-node/esm ./tests/counter.ts",
@@ -61,14 +61,18 @@
     "@typescript-eslint/eslint-plugin": "^8.0.0",
     "@typescript-eslint/parser": "^8.0.0",
     "dotenv": "^16.3.1",
-    "eslint": "^9.0.0",
-    "eslint-config-next": "15.1.3",
+    "eslint": "^9.13.0",
+    "eslint-config-next": "^15.0.1",
+    "eslint-config-prettier": "^9.1.0",
+    "eslint-plugin-react": "^7.37.2",
+    "eslint-plugin-react-hooks": "^5.0.0",
     "happy-css-modules": "^3.0.1",
     "jest": "^29.7.0",
     "next-transpile-modules": "^10.0.1",
     "ts-jest": "^29.1.4",
     "ts-node": "^10.9.1",
     "tsx": "^4.19.2",
-    "typescript": "5.7.2"
+    "typescript": "5.7.2",
+    "typescript-eslint": "^8.18.0"
   }
 }