chore: migrate to eslint.config.mjs

eslint.config.mjs

@@ -0,0 +1,77 @@
+import { FlatCompat } from "@eslint/eslintrc";
+import js from "@eslint/js";
+import typescriptEslint from "@typescript-eslint/eslint-plugin";
+import tsParser from "@typescript-eslint/parser";
+import globals from "globals";
+import path from "node:path";
+import { fileURLToPath } from "node:url";
+
+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 [
+  {
+    ignores: [
+      "**/dist",
+      "analyzer/react/types",
+      "framework-plugins/react/preview/types",
+      "framework-plugins/vue2/preview/modules",
+      "framework-plugins/vue3/preview/modules",
+      "framework-plugins/*/tests/apps",
+      "**/node_modules",
+    ],
+  },
+  ...compat.extends(
+    "eslint-config-prettier",
+    "eslint:recommended",
+    "plugin:@typescript-eslint/recommended"
+  ),
+  {
+    plugins: {
+      "@typescript-eslint": typescriptEslint,
+    },
+
+    languageOptions: {
+      globals: {
+        ...globals.browser,
+        ...globals.node,
+      },
+
+      parser: tsParser,
+      ecmaVersion: "latest",
+      sourceType: "module",
+
+      parserOptions: {
+        ecmaFeatures: {
+          jsx: true,
+        },
+      },
+    },
+
+    rules: {
+      "@typescript-eslint/ban-ts-comment": "off",
+      "@typescript-eslint/no-explicit-any": "off",
+      "@typescript-eslint/no-non-null-assertion": "off",
+
+      "@typescript-eslint/no-unused-vars": [
+        "warn",
+        {
+          argsIgnorePattern: "^_",
+          varsIgnorePattern: "^_",
+          caughtErrorsIgnorePattern: "^_",
+        },
+      ],
+
+      "@typescript-eslint/no-var-requires": "off",
+      "no-constant-condition": "off",
+      "no-inner-declarations": "off",
+      "no-console": "error",
+      "prefer-const": "off",
+    },
+  },
+];

package.json

@@ -27,6 +27,8 @@
     "vite-ecosystem-ci:test": "export ONLY_REACT_VERSION=18 && turbo e2e-test --filter=@previewjs/plugin-react -- --grep-invert=error --retries=3 --workers=2"
   },
   "devDependencies": {
+    "@eslint/eslintrc": "^3.1.0",
+    "@eslint/js": "^9.13.0",
     "@types/inquirer": "^9.0.7",
     "@types/license-checker": "^25.0.6",
     "@types/node": "^20.10.6",
@@ -37,6 +39,7 @@
     "eslint": "^9.13.0",
     "eslint-config-prettier": "^9.1.0",
     "execa": "^8.0.1",
+    "globals": "^15.11.0",
     "inquirer": "^9.3.7",
     "license-checker": "^25.0.1",
     "prettier": "^2.8.8",