.eslintrc.json

{
  "root": true,
  "env": {
    "browser": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "./tsconfig.json",
    "requireConfigFile": true,
    "sourceType": "module"
  },
  "extends": [
    "airbnb-base",
    "airbnb-typescript/base",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "@open-wc",
    "plugin:lit/recommended",
    "plugin:lit-a11y/recommended",
    "plugin:sonarjs/recommended",
    "plugin:unicorn/recommended",
    "plugin:prettier/recommended"
  ],
  "plugins": ["html", "no-only-tests", "no-secrets"],
  "rules": {
    "import/extensions": "off",
    "import/no-unresolved": "off",
    "import/prefer-default-export": "off",
    "no-console": "off",
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": "error",
    "no-only-tests/no-only-tests": "error",
    "no-secrets/no-secrets": "error",
    "unicorn/no-array-for-each": "off",
    "unicorn/filename-case": [
      "error",
      {
        "cases": {
          "kebabCase": true,
          "pascalCase": true
        }
      }
    ]
  },
  "settings": {
    "import/resolver": {
      "alias": {
        "map": [["@", "./src"]],
        "extensions": [".ts", ".js", ".jsx", ".json"]
      }
    }
  }
}