.eslintrc.js

const rules = {
  ON: 2,
  OFF: 0,
  WARN: 1,
};

module.exports = {
  parser: "@typescript-eslint/parser",
  plugins: ["react-hooks", "@typescript-eslint"],
  env: {
    browser: true,
    es6: true,
  },
  parserOptions: {
    ecmaVersion: 2018,
    ecmaFeatures: {
      jsx: true,
    },
    sourceType: "module",
  },
  extends: [
    "plugin:@typescript-eslint/recommended",
    "plugin:react/recommended",
    "prettier/@typescript-eslint",
    "plugin:mdx/recommended",
  ],
  overrides: [
    {
      files: ["*.mdx"],
      extends: [
        "plugin:mdx/recommended",
        "plugin:mdx/overrides",
        "plugin:react/recommended",
      ],
    },
  ],
  rules: {
    "no-undef": rules.ON,
    "@typescript-eslint/explicit-function-return-type": rules.OFF,
    "@typescript-eslint/no-non-null-assertion": rules.OFF,
    "@typescript-eslint/no-unused-vars": rules.WARN,
    "@typescript-eslint/no-explicit-any": rules.OFF,
    "react/no-deprecated": rules.OFF,
    "react/prop-types": rules.OFF,
    "react-hooks/rules-of-hooks": rules.ON,
    "react-hooks/exhaustive-deps": rules.WARN,
    "react/static-property-placement": [
      "warn",
      "property assignment",
      { defaultProps: "static public field" },
    ],
    "lines-between-class-members": rules.OFF,
    "no-restricted-syntax": rules.OFF,
    "no-nested-ternary": rules.OFF,
    "no-plusplus": rules.OFF,
    "multiline-ternary": rules.OFF,
    "no-useless-constructor": rules.OFF,
    "mdx/no-unused-expressions": rules.OFF,
    "max-len": [
      "warn",
      {
        code: 100,
        tabWidth: 2,
        comments: 100,
        ignoreComments: false,
        ignoreTrailingComments: true,
        ignoreUrls: true,
        ignoreStrings: true,
        ignoreTemplateLiterals: true,
        ignoreRegExpLiterals: true,
      },
    ],
    "@typescript-eslint/naming-convention": [
      rules.ON,
      {
        selector: "typeLike",
        format: ["StrictPascalCase"],
      },
    ],
  },
  settings: {
    "mdx/code-blocks": true,
    "mdx/language-mapper": {},
    react: {
      version: "detect",
    },
  },
};