.eslintrc.json

{
  "root": true,
  "env": {
    "browser": true,
    "es6": true,
    "jest": true
  },
  "extends": [
    "airbnb",
    "plugin:prettier/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended"
  ],
  "plugins": ["@typescript-eslint"],
  "globals": {},
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "settings": {
    "import/extensions": [".js", ".jsx", ".ts", ".tsx"],
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".tsx"]
    },
    "typescript": {
      "alwaysTryTypes": true,
      "project": "**/tsconfig.json"
    },
    "import/resolver": {
      "node": {
        "extensions": [".js", ".jsx", ".ts", ".tsx"]
      }
    }
  },
  "overrides": [
    {
      "files": ["*.ts", "*.tsx"],
      "rules": {
        "no-use-before-define": "off",
        "no-shadow": "off",
        "no-useless-constructor": "off"
      }
    }
  ],
  "rules": {
    "prettier/prettier": [
      "error",
      {
        "singleQuote": true,
        "trailingComma": "all",
        "arrowParens": "avoid"
      }
    ],
    "react/jsx-filename-extension": [
      2,
      { "extensions": [".js", ".jsx", ".ts", ".tsx"] }
    ],
    "react/require-default-props": "off",
    "react/prop-types": "off",
    "react/function-component-definition": "off",
    // typescript for type validation
    // start prettier conflict
    "react/jsx-curly-newline": "off",
    // end prettier conflict,
    "import/prefer-default-export": "off",
    "import/no-default-export": "error",
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ],
    "react/jsx-props-no-spreading": "off"
  }
}