.eslintrc.json

{
  "env": {
    "commonjs": true,
    "es6": true,
    "node": true,
    "amd": true,
    "mocha": true,
    "browser": true
  },
  "extends": ["eslint:recommended"],
  "globals": {
    "logger": true,
    "Atomics": "readonly",
    "SharedArrayBuffer": "readonly"
  },
  "parserOptions": {
    "ecmaVersion": 2020
  },
  "rules": {
    "indent": ["error", 2],
    "linebreak-style": ["error", "unix"],
    "quotes": ["error", "single"],
    "semi": ["error", "always"],
    "prefer-destructuring": [
      "error",
      {
        "VariableDeclarator": {
          "array": true,
          "object": true
        },
        "AssignmentExpression": {
          "array": true,
          "object": true
        }
      },
      {
        "enforceForRenamedProperties": false
      }
    ],
    "prefer-const": "error",
    "brace-style": [
      "error",
      "1tbs",
      {
        "allowSingleLine": true
      }
    ],
    "no-console": "off",
    "comma-spacing": [
      "error",
      {
        "before": false,
        "after": true
      }
    ],
    "semi-spacing": [
      "error",
      {
        "before": false,
        "after": true
      }
    ],
    "block-spacing": "error",
    "eol-last": "error",
    "arrow-spacing": "error",
    "no-tabs": "error",
    "no-trailing-spaces": [
      "error",
      {
        "skipBlankLines": true,
        "ignoreComments": true
      }
    ],
    "no-whitespace-before-property": "error",
    "object-curly-spacing": ["error", "always"],
    "rest-spread-spacing": ["error", "never"],
    "space-infix-ops": "error",
    "space-unary-ops": [
      "error",
      {
        "words": true,
        "nonwords": false
      }
    ],
    "switch-colon-spacing": [
      "error",
      {
        "after": true,
        "before": false
      }
    ],
    "template-curly-spacing": ["error", "never"],
    "template-tag-spacing": ["error", "always"],
    "no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_$",
        "ignoreRestSiblings": true,
        "varsIgnorePattern": "^_$"
      }
    ]
  }
}