.eslintrc

{
  "extends": ["airbnb", "prettier"],
  "parser": "babel-eslint",
  "parserOptions": {
    // Only ESLint 6.2.0 and later support ES2020.
    "ecmaVersion": 2020
  },
  "env": {
    "browser": true,
    "node": true,
    "jest/globals": true
  },
  "plugins": ["react", "react-hooks", "testing-library", "jest-dom", "jest"],
  "rules": {
    "no-underscore-dangle": [
      "error",
      {
        "allow": [
          "_id"
        ]
      }
    ],
    "jsx-a11y/anchor-is-valid": [
      "warn",
      {
        "components": [
          "Link"
        ],
        "specialLink": [
          "hrefLeft",
          "hrefRight"
        ],
        "aspects": [
          "invalidHref",
          "preferButton"
        ]
      }
    ],
    "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",
    // testing-library
    "testing-library/await-async-query": "error",
    "testing-library/no-await-sync-query": "error",
    "testing-library/no-debug": "warn",
    "testing-library/no-dom-import": "off",
    // jest-dom
    "jest-dom/prefer-checked": "error",
    "jest-dom/prefer-enabled-disabled": "error",
    "jest-dom/prefer-required": "error",
    "jest-dom/prefer-to-have-attribute": "error",
    // react hooks 
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "off",
    "jsx-a11y/click-events-have-key-events": "off",
    "react/prop-types": "off",
    "react/jsx-props-no-spreading": "off",
    "react/jsx-one-expression-per-line": "off",
    "import/prefer-default-export": "off",
    "import/no-extraneous-dependencies": ["error", {"devDependencies": true, "optionalDependencies": false, "peerDependencies": false}],
    "no-use-before-define": [
      "error", {
        "functions": false,
        "classes": false
      }
    ],
    "max-len": ["error", { "code": 250 }],
    "no-param-reassign": "off",
    "no-nested-ternary": "off",
    "no-shadow": "off",
    "no-extend-native": "off",
    "no-plusplus": "off"
  }
}