.eslintrc.js

module.exports = {
  root: true,
  env: {
    es2021: true,
    node: true,
    jest: true,
  },
  extends: [
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "plugin:import/recommended",
    "plugin:import/typescript",
    "plugin:sonarjs/recommended",
  ],
  parser: "@typescript-eslint/parser",
  parserOptions: {
    ecmaVersion: "latest",
    sourceType: "module",
    project: "./tsconfig.json",
  },
  plugins: ["@typescript-eslint", "import", "sonarjs", "unused-imports"],
  rules: {
    "no-unused-vars": "off",
    "@typescript-eslint/no-unused-vars": "off",
    "unused-imports/no-unused-imports": "error",
    "unused-imports/no-unused-vars": [
      "warn",
      {
        vars: "all",
        varsIgnorePattern: "^_",
        args: "after-used",
        argsIgnorePattern: "^_",
      },
    ],
    "sonarjs/prefer-while": "warn",
    "sonarjs/cognitive-complexity": "error",
    "sonarjs/cognitive-complexity": ["error", 15],
  },
};