.eslintrc.js

module.exports = {
  root: true,
  env: {
    browser: true,
    node: true,
  },
  extends: [
    "prettier",
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:import/recommended",
    "plugin:import/typescript",
  ],
  parser: "@typescript-eslint/parser",
  parserOptions: {
    project: "tsconfig.json",
    sourceType: "module",
  },
  plugins: ["eslint-plugin-import", "@typescript-eslint", "prettier"],
  rules: {
    "@typescript-eslint/adjacent-overload-signatures": "error",
    "@typescript-eslint/consistent-type-assertions": "error",
    "@typescript-eslint/dot-notation": "error",
    "@typescript-eslint/explicit-member-accessibility": [
      "error",
      {
        accessibility: "no-public",
      },
    ],
    "@typescript-eslint/no-empty-function": "error",
    "@typescript-eslint/no-empty-interface": "error",
    "@typescript-eslint/no-misused-new": "error",
    "@typescript-eslint/no-namespace": "error",
    "@typescript-eslint/no-shadow": [
      "error",
      {
        hoist: "all",
      },
    ],
    "@typescript-eslint/no-this-alias": "error",
    "@typescript-eslint/no-unused-expressions": "error",
    "@typescript-eslint/prefer-for-of": "error",
    "@typescript-eslint/prefer-function-type": "error",
    "@typescript-eslint/prefer-namespace-keyword": "error",
    "@typescript-eslint/unified-signatures": "error",
  },
  overrides: [
    {
      files: "__tests__/**/*.+(ts|tsx)",
      parserOptions: {
        project: "./__tests__/tsconfig.json",
      },
    },
  ],
};