.eslintrc.json

{
  "root": true,
  "extends": [
    "plugin:import/errors",
    "plugin:import/warnings",
    "plugin:unicorn/recommended",
    "xo",
    "xo/browser"
  ],
  "rules": {
    "arrow-body-style": "off",
    "capitalized-comments": "off",
    "comma-dangle": [
      "error",
      "never"
    ],
    "indent": [
      "error",
      2,
      {
        "MemberExpression": "off",
        "SwitchCase": 1
      }
    ],
    "max-params": [
      "warn",
      5
    ],
    "multiline-ternary": [
      "error",
      "always-multiline"
    ],
    "new-cap": [
      "error",
      {
        "properties": false
      }
    ],
    "no-console": "error",
    "no-negated-condition": "off",
    "object-curly-spacing": [
      "error",
      "always"
    ],
    "operator-linebreak": [
      "error",
      "after"
    ],
    "semi": [
      "error",
      "never"
    ],
    "unicorn/explicit-length-check": "off",
    "unicorn/no-array-callback-reference": "off",
    "unicorn/no-array-for-each": "off",
    "unicorn/no-array-method-this-argument": "off",
    "unicorn/no-null": "off",
    "unicorn/no-unused-properties": "error",
    "unicorn/prefer-array-flat": "off",
    "unicorn/prefer-dom-node-dataset": "off",
    "unicorn/prefer-export-from": "off",
    "unicorn/prefer-module": "off",
    "unicorn/prefer-query-selector": "off",
    "unicorn/prefer-spread": "off",
    "unicorn/prefer-string-replace-all": "off",
    "unicorn/prevent-abbreviations": "off"
  },
  "overrides": [
    {
      "files": ["*.ts", "*.tsx"],
      "extends": [
        "plugin:import/typescript",
        "xo-typescript"
      ],
      "rules": {
        "@typescript-eslint/comma-dangle": [
          "error",
          "never"
        ],
        "@typescript-eslint/indent": [
          "error",
          2,
          {
            "MemberExpression": "off",
            "SwitchCase": 1
          }
        ],
        "@typescript-eslint/naming-convention": [
          "error",
          {
            "selector": "variable",
            "format": ["camelCase", "StrictPascalCase", "UPPER_CASE"]
          }
        ],
        "@typescript-eslint/object-curly-spacing": [
          "error",
          "always"
        ],
        "@typescript-eslint/semi": [
          "error",
          "never"
        ]
      }
    },
    {
      "files": ["src/config/**"],
      "env": {
        "browser": false,
        "node": true
      },
      "parserOptions": {
        "sourceType": "module"
      },
      "rules": {
        "no-console": "off",
        "unicorn/prefer-top-level-await": "off"
      }
    }
  ]
}