.eslintrc.json

{
    "env": {
      "node": true,
      "browser": true,
      "es6": true
    },
    "extends": [
      "eslint:recommended",
      "plugin:jest/recommended"
    ],
    "globals": {
      "Atomics": "readonly",
      "SharedArrayBuffer": "readonly"
    },
    "parserOptions": {
      "ecmaFeatures": {
        "jsx": true
      },
      "ecmaVersion": 2021,
      "sourceType": "module"
    },
    "plugins": [
      "jest"
    ],
    "rules": {
      "comma-dangle": ["error", "always-multiline"],
      "comma-spacing": ["error", { "before": false, "after": true }],
      "indent": ["error", 2],
      "keyword-spacing": ["error"],
      "linebreak-style": ["error", "unix"],
      "max-len": [
        "error",
        {
          "ignoreRegExpLiterals": true,
          "ignoreUrls": true,
          "ignoreTemplateLiterals": true,
          "code": 130
        }
      ],
      "no-unused-vars": ["error", { "ignoreRestSiblings": true }],
      "object-curly-spacing": ["error", "always"],
      "quotes": [
        "error",
        "single",
        {
          "avoidEscape": true,
          "allowTemplateLiterals": true
        }
      ],
      "semi": ["error", "never"],
      "sort-imports": [
        "warn",
        {
          "ignoreCase": false,
          "ignoreDeclarationSort": false,
          "ignoreMemberSort": false,
          "memberSyntaxSortOrder": ["none", "all", "multiple", "single"]
        }
      ],
      "arrow-parens": ["error", "as-needed"],
      "eqeqeq": ["error", "smart"],
      "space-in-parens": ["error", "never"],
      "no-multiple-empty-lines": ["error", { "max": 1, "maxEOF": 0, "maxBOF": 0 }],
      "jest/valid-title": "off",
      "jest/no-export": "off",
      "jest/expect-expect": "off"
    }
  }