.eslintrc.js

module.exports = {
  "env": {
    "commonjs": true,
    "es2021": true,
    "node": true
  },
  "extends": [
    "eslint:recommended"
  ],
  "ignorePatterns": ["*.test.js"],
  "parserOptions": {
    "ecmaVersion": 13
  },
  // "parser": "@babel/eslint-parser",
  "globals": {
    logger: true,
  },
  "rules": {
    "brace-style": ["error", "1tbs", { "allowSingleLine": true }],
    "semi": ["error", "always"],
    "curly": ["error", "multi-line", "consistent"],
    "comma-spacing": ["error", { "before": false, "after": true }],
    "dot-location": ["error", "property"],
    "eol-last": ["error", "always"],
    "indent": ["error", 2],
    "max-nested-callbacks": ["error", { "max": 3 }],
    "max-statements-per-line": ["error", { "max": 2 }],
    "no-confusing-arrow": "error",
    "no-console": "warn",
    "no-empty-function": "error",
    "no-floating-decimal": "error",
    "no-lonely-if": "error",
    "no-multi-spaces": "error",
    "no-multiple-empty-lines": ["error", { "max": 2, "maxEOF": 1, "maxBOF": 0 }],
    "no-shadow": ["error", { "allow": ["e", "err", "resolve", "reject"] }],
    "no-trailing-spaces": ["error"],
    "no-var": "error",
    "no-tabs": "error",
    "object-curly-spacing": ["error", "always"],
    "prefer-const": "error",
    "space-before-blocks": "error",
    "space-before-function-paren": ["error", {
      "anonymous": "never",
      "named": "never",
      "asyncArrow": "always"
    }],
    "space-in-parens": ["error", "never"],
    "space-infix-ops": "error",
    "space-unary-ops": "error",
    "spaced-comment": ["error", "always"],
    "yoda": ["error", "never", { "exceptRange": true }]
  }
};