.eslintrc.json

{
  "env": {
    "browser": true,
    "shared-node-browser": true,
    "node": true,
    "es6": true
  },
  "extends": [
    "eslint:recommended",
    "prettier",
    "plugin:prettier/recommended",
    "plugin:import/errors",
    "plugin:import/warnings"
  ],
  "plugins": ["prettier", "import", "jest"],
  "parserOptions": {
    "ecmaVersion": 2020,
    "sourceType": "module",
    "ecmaFeatures": {
      "jsx": true
    },
    "rules": {
      "curly": ["warn", "multi-line", "consistent"],
      "no-console": "off",
      "no-empty-pattern": "warn",
      "no-duplicate-imports": "error",
      "import/no-unresolved": ["error", { "commonjs": true, "amd": true }],
      "import/export": "error",
      "import/named": "off",
      "import/namespace": "off",
      "import/default": "off",
      "no-unused-vars": [
        "warn",
        { "argsIgnorePattern": "^_", "varsIgnorePattern": "^_" }
      ]
    }
  },
  "settings": {
    "import/extensions": [".js", ".jsx", ".ts", ".tsx"],
    "import/resolver": {
      "node": {
        "extensions": [".js", ".jsx", ".ts", ".tsx", ".json"],
        "paths": ["src"]
      },
      "alias": {
        "extensions": [".js", ".jsx", ".ts", ".tsx", ".json"],
        "map": [["valtio", "./src/index.ts"]]
      }
    }
  }
}