Major eslint monorepo

eslint.config.mjs

@@ -0,0 +1,68 @@
+import react from "eslint-plugin-react";
+import typescriptEslint from "@typescript-eslint/eslint-plugin";
+import jest from "eslint-plugin-jest";
+import globals from "globals";
+import tsParser from "@typescript-eslint/parser";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+import js from "@eslint/js";
+import { FlatCompat } from "@eslint/eslintrc";
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+const compat = new FlatCompat({
+    baseDirectory: __dirname,
+    recommendedConfig: js.configs.recommended,
+    allConfig: js.configs.all
+});
+
+export default [...compat.extends(
+    "eslint:recommended",
+    "plugin:react/recommended",
+    "plugin:@typescript-eslint/recommended",
+    "plugin:prettier/recommended",
+    "plugin:jest/recommended",
+).map(config => ({
+    ...config,
+})), {
+    plugins: {
+        react,
+        "@typescript-eslint": typescriptEslint,
+        jest,
+    },
+
+    languageOptions: {
+        globals: {
+            ...globals.browser,
+            ...globals.jest,
+            unlayer: "readonly",
+        },
+
+        parser: tsParser,
+        ecmaVersion: 12,
+        sourceType: "module",
+
+        parserOptions: {
+            ecmaFeatures: {
+                jsx: true,
+            },
+        },
+    },
+
+    settings: {
+        react: {
+            version: "detect",
+        },
+    },
+
+    rules: {
+        "prefer-const": "error",
+        "no-use-before-define": "off",
+        "@typescript-eslint/no-unused-vars": "error",
+        "@typescript-eslint/no-explicit-any": "off",
+        "@typescript-eslint/no-namespace": "off",
+        "prettier/prettier": "off",
+        "react/prop-types": "off",
+        "jest/valid-title": "off",
+    },
+}];

package.json

@@ -21,7 +21,7 @@
     "dotenv": "16.4.7",
     "dotenv-flow-webpack": "2.0.0",
     "eclint": "2.8.1",
-    "eslint": "8.57.1",
+    "eslint": "9.17.0",
     "eslint-config-prettier": "9.1.0",
     "eslint-plugin-jest": "28.9.0",
     "eslint-plugin-prettier": "5.2.1",
@@ -84,7 +84,7 @@
     "fix-format": "yarn prettier-fix && yarn eclint-fix",
     "eclint-fix": "eclint fix",
     "eclint-check": "eclint check",
-    "eslint-check": "eslint --ext .ts --ext .tsx .",
+    "eslint-check": "eslint . --ext .ts --ext .tsx",
     "prettier-fix": "prettier --write \"**/**\"",
     "prettier-check": "prettier --check \"**/**\""
   },