eslint.config.mjs

import path from "node:path";
import url from "node:url";

import eslint from "@eslint/js";
import tseslint from "typescript-eslint";
import pluginJest from "eslint-plugin-jest";

export default tseslint.config(
  eslint.configs.recommended,
  ...tseslint.configs.strictTypeChecked,
  ...tseslint.configs.stylisticTypeChecked,
  {
    languageOptions: {
      parserOptions: {
        projectService: true,
        tsconfigRootDir: path.dirname(url.fileURLToPath(import.meta.url)),
      },
    },
  },
  {
    rules: {
      "no-console": "error",
    },
  },
  {
    // update this to match your test files
    files: ["**/*.test.ts"],
    plugins: { jest: pluginJest },
    languageOptions: {
      globals: pluginJest.environments.globals.globals,
    },
    rules: {
      "jest/no-disabled-tests": "warn",
      "jest/no-focused-tests": "error",
      "jest/no-identical-title": "error",
      "jest/prefer-to-have-length": "warn",
      "jest/valid-expect": "error",
    },
  },
);