eslint.config.mjs

import globals from "globals";
import { fixupConfigRules, fixupPluginRules } from "@eslint/compat";
import react from "eslint-plugin-react";
import jsxA11Y from "eslint-plugin-jsx-a11y";
import typescriptEslint from "@typescript-eslint/eslint-plugin";
import _import from "eslint-plugin-import";
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 [
  {
    ignores: [
      "!**/.server",
      "!**/.client",
      "**/playwright-report",
      "**/build",
      "public/build",
      "node_modules",
      "playwright-report",
      ".react-router",
    ],
  },
  ...compat.extends("eslint:recommended"),
  {
    languageOptions: {
      globals: {
        ...globals.browser,
        ...globals.commonjs,
      },

      ecmaVersion: "latest",
      sourceType: "module",

      parserOptions: {
        ecmaFeatures: {
          jsx: true,
        },
      },
    },

    settings: {
      jest: {
        version: 27,
      },
    },
  },
  ...fixupConfigRules(
    compat.extends(
      "plugin:react/recommended",
      "plugin:react/jsx-runtime",
      "plugin:react-hooks/recommended",
      "plugin:jsx-a11y/recommended",
      "prettier"
    )
  ).map((config) => ({
    ...config,
    files: ["**/*.{js,jsx,ts,tsx}"],
  })),
  {
    files: ["**/*.{js,jsx,ts,tsx}"],

    plugins: {
      react: fixupPluginRules(react),
      "jsx-a11y": fixupPluginRules(jsxA11Y),
    },

    settings: {
      react: {
        version: "detect",
      },

      formComponents: ["Form"],

      linkComponents: [
        {
          name: "Link",
          linkAttribute: "to",
        },
        {
          name: "NavLink",
          linkAttribute: "to",
        },
      ],

      "import/resolver": {
        typescript: {},
      },
    },
  },
  ...fixupConfigRules(
    compat.extends(
      "plugin:@typescript-eslint/recommended",
      "plugin:import/recommended",
      "plugin:import/typescript"
    )
  ).map((config) => ({
    ...config,
    files: ["**/*.{ts,tsx}"],
  })),
  {
    files: ["**/*.{ts,tsx}"],

    plugins: {
      "@typescript-eslint": fixupPluginRules(typescriptEslint),
      import: fixupPluginRules(_import),
    },

    languageOptions: {
      parser: tsParser,
    },

    rules: {
      "testing-library/prefer-screen-queries": "off",
    },

    settings: {
      "import/internal-regex": "^~/",

      "import/resolver": {
        node: {
          extensions: [".ts", ".tsx"],
        },

        typescript: {
          alwaysTryTypes: true,
        },
      },
    },
  },
];