.eslintrc.json

{
  "env": {
    "browser": true,
    "es2021": true
  },
  "extends": ["airbnb-typescript", "plugin:prettier/recommended"],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 12,
    "sourceType": "module",
    "project": "./tsconfig.eslint.json"
  },
  "plugins": ["prettier"],
  "rules": {
    "import/prefer-default-export": "off",
    "react/jsx-props-no-spreading": "off",
    "import/no-extraneous-dependencies": "off",
    "react/jsx-filename-extension": "off",
    "import/extensions": "off",
    "no-param-reassign": [
      "error",
      { "props": true, "ignorePropertyModificationsFor": ["state"] }
    ],
    "no-console": "warn",
    "no-underscore-dangle": 0
  },
  "settings": {
    "react": {
      "version": "latest"
    }
  },
  "overrides": [
    {
      "files": ["tests/**/*.ts"],
      "env": { "jest": true, "node": true }
    }
  ]
}