.eslintrc.json

{
  "extends": [
    "eslint:recommended",
    "plugin:prettier/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "plugins": ["prettier"],
  "env": {
    "es6": true,
    "commonjs": true,
    "node": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "sourceType": "module",
    "ecmaVersion": 9
  },
  "rules": {
    "strict": [2, "global"],
    "no-duplicate-imports": [2, { "includeExports": true }],

    "eqeqeq": 2,
    "block-scoped-var": 2,
    "no-constant-condition": 2,
    "no-console": 2,
    "no-debugger": 2,
    "no-lonely-if": 2,
    "no-lone-blocks": 2,
    "no-nested-ternary": 2,
    "no-dupe-keys": 2,
    "no-extra-boolean-cast": 2,
    "no-irregular-whitespace": 2,
    "no-else-return": 2,
    "no-eval": 2,
    "no-multi-str": 2,
    "no-self-compare": 2,
    "no-useless-call": 2,
    "no-shadow-restricted-names": 2,
    "no-shadow": 2,
    "no-undef": 2,
    "no-undef-init": 2,
    "no-unreachable": 2,
    "no-unused-vars": 2,
    "no-use-before-define": 2,

    "radix": 2,
    "curly": 2,
    "no-fallthrough": 2,
    "default-case": 2,

    "no-var": 2,
    "no-unused-expressions": 2,
    "camelcase": [
      2,
      {
        "properties": "always",
        "allow": ["^UNSAFE_"]
      }
    ],
    "@typescript-eslint/no-explicit-any": 2,
    "@typescript-eslint/explicit-function-return-type": 0,
    "@typescript-eslint/member-delimiter-style": 0,
    "@typescript-eslint/type-annotation-spacing": 0,
    "@typescript-eslint/no-unused-vars": 2,
    "@typescript-eslint/no-use-before-define": 2
  },
  "overrides": [
    {
      "files": ["*.ts", "*.tsx"],
      "rules": {
        "no-use-before-define": 0,
        "no-shadow": 0,
        "no-undef": 0
      }
    }
  ]
}