.eslintrc.json

{
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "tsconfig.json"
  },
  "env": {
    "browser": false,
    "node": true,
    "mocha": true
  },
  "extends": [
    "plugin:@typescript-eslint/recommended",
    "plugin:sonarjs/recommended",
    "airbnb-base"
  ],
  "plugins": ["@typescript-eslint", "standard", "sonarjs", "node", "promise"],
  "rules": {
    "node/exports-style": ["warn", "module.exports"],
    "node/prefer-promises/fs": "warn",
    "node/prefer-promises/dns": "error",
    "promise/catch-or-return": [
      "error",
      { "allowFinally": true, "terminationMethod": ["catch", "asCallback"] }
    ],
    "promise/no-return-in-finally": ["error"],
    "strict": ["error", "global"],
    "sonarjs/cognitive-complexity": ["error", 30],
    "import/no-extraneous-dependencies": [
      "error",
      {
        "devDependencies": ["src/test/**.ts"]
      }
    ],
    "no-mixed-operators": "off",
    "max-classes-per-file": "off",
    "max-len": ["error", 120],
    "func-names": "off",
    "prefer-destructuring": "warn",
    "no-plusplus": "off",
    "arrow-spacing": "off",
    "object-curly-spacing": "off",
    "brace-style": ["warn", "1tbs", { "allowSingleLine": true }],
    "prefer-const": "warn",
    "object-shorthand": "warn",
    "no-param-reassign": "warn",
    "no-console": "error",
    "linebreak-style": ["error", "unix"],
    "no-unused-vars": [
      "warn",
      {
        "argsIgnorePattern": "_",
        "varsIgnorePattern": "_"
      }
    ],
    "import/extensions": "off",
    "import/no-unresolved": "off",
    "import/prefer-default-export": "off",
    "@typescript-eslint/no-unused-vars": "off",
    "@typescript-eslint/consistent-type-imports": ["error", { "prefer": "type-imports" }],
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/no-confusing-void-expression": ["error", { "ignoreArrowShorthand": true }]
  }
}